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3892 lines
279 KiB
3892 lines
279 KiB
3 years ago
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'use strict';
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var obsidian = require('obsidian');
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/*! *****************************************************************************
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Copyright (c) Microsoft Corporation.
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
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REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
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INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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PERFORMANCE OF THIS SOFTWARE.
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***************************************************************************** */
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function __awaiter(thisArg, _arguments, P, generator) {
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function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
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return new (P || (P = Promise))(function (resolve, reject) {
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function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
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function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
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function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
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step((generator = generator.apply(thisArg, _arguments || [])).next());
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});
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}
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function getBaseUrl(url, prefix) {
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const dir = '/';
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const urlAsArray = url.split(dir);
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const doubleSlashIndex = url.indexOf('://');
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if (doubleSlashIndex !== -1 && doubleSlashIndex === url.indexOf(dir) - 1) {
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urlAsArray.length = 3;
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let url = urlAsArray.join(dir);
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if (prefix !== undefined)
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url = url.replace(/http:\/\/|https:\/\//, prefix);
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return url;
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}
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else {
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const pointIndex = url.indexOf('.');
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if (pointIndex !== -1 && pointIndex !== 0) {
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return (prefix !== undefined ? prefix : 'https://') + urlAsArray[0];
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}
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}
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}
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function normalizeFilename(fileName) {
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const illegalSymbols = [':', '#', '/', '\\', '|', '?', '*', '<', '>', '"'];
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if (illegalSymbols.some((el) => fileName.contains(el))) {
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illegalSymbols.forEach((ilSymbol) => {
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fileName = fileName.replace(ilSymbol, '');
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});
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return fileName;
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}
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else {
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return fileName;
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}
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}
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const DEFAULT_SETTINGS = {
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inboxDir: 'ReadItLater Inbox',
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openNewNote: false,
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youtubeNote: `[[ReadItLater]] [[Youtube]]\n\n# [%videoTitle%](%videoURL%)\n\n%videoPlayer%`,
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twitterNote: `[[ReadItLater]] [[Tweet]]\n\n# [%tweetAuthorName%](%tweetURL%)\n\n%tweetContent%`,
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parsableArticleNote: `[[ReadItLater]] [[Article]]\n\n# [%articleTitle%](%articleURL%)\n\n%articleContent%`,
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notParsableArticleNote: `[[ReadItLater]] [[Article]]\n\n[%articleURL%](%articleURL%)`,
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textSnippetNote: `[[ReadItLater]] [[Textsnippet]]\n\n%content%`,
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};
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class ReadItLaterSettingsTab extends obsidian.PluginSettingTab {
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constructor(app, plugin) {
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super(app, plugin);
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this.plugin = plugin;
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}
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display() {
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const { containerEl } = this;
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containerEl.empty();
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containerEl.createEl('h2', { text: 'Settings for the ReadItLater plugin.' });
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new obsidian.Setting(containerEl)
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.setName('Inbox dir')
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.setDesc('Enter valid folder name. For nested folders use this format: Folder A/Folder B. If no folder is enetred, new note will be created in vault root.')
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.addText((text) => text
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.setPlaceholder('Defaults to root')
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.setValue(this.plugin.settings.inboxDir || DEFAULT_SETTINGS.inboxDir)
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.onChange((value) => __awaiter(this, void 0, void 0, function* () {
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this.plugin.settings.inboxDir = value;
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yield this.plugin.saveSettings();
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})));
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new obsidian.Setting(containerEl)
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.setName('Open new note')
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.setDesc('If enabled, new note will open in current workspace')
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.addToggle((toggle) => toggle
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.setValue(this.plugin.settings.openNewNote || DEFAULT_SETTINGS.openNewNote)
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.onChange((value) => __awaiter(this, void 0, void 0, function* () {
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this.plugin.settings.openNewNote = value;
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yield this.plugin.saveSettings();
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})));
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new obsidian.Setting(containerEl)
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.setName('Youtube note template')
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.setDesc('Available variables: %videoTitle%, %videoURL%, %videoId%, %videoPlayer%')
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.addTextArea((textarea) => textarea
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.setValue(this.plugin.settings.youtubeNote || DEFAULT_SETTINGS.youtubeNote)
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.onChange((value) => __awaiter(this, void 0, void 0, function* () {
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this.plugin.settings.youtubeNote = value;
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yield this.plugin.saveSettings();
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})));
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new obsidian.Setting(containerEl)
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.setName('Twitter note template')
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.setDesc('Available variables: %tweetAuthorName%, %tweetURL%, %tweetContent%')
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.addTextArea((textarea) => textarea
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.setValue(this.plugin.settings.twitterNote || DEFAULT_SETTINGS.twitterNote)
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.onChange((value) => __awaiter(this, void 0, void 0, function* () {
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this.plugin.settings.twitterNote = value;
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yield this.plugin.saveSettings();
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})));
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new obsidian.Setting(containerEl)
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.setName('Parsable article note template')
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.setDesc('Available variables: %articleTitle%, %articleURL%, %articleContent%')
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.addTextArea((textarea) => textarea
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.setValue(this.plugin.settings.parsableArticleNote || DEFAULT_SETTINGS.parsableArticleNote)
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.onChange((value) => __awaiter(this, void 0, void 0, function* () {
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this.plugin.settings.parsableArticleNote = value;
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yield this.plugin.saveSettings();
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})));
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new obsidian.Setting(containerEl)
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.setName('Not parsable article note template')
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.setDesc('Available variables: %articleURL%')
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.addTextArea((textarea) => textarea
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.setValue(this.plugin.settings.notParsableArticleNote || DEFAULT_SETTINGS.notParsableArticleNote)
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.onChange((value) => __awaiter(this, void 0, void 0, function* () {
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this.plugin.settings.notParsableArticleNote = value;
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yield this.plugin.saveSettings();
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})));
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new obsidian.Setting(containerEl)
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.setName('Text snippet note template')
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.setDesc('Available variables: %content%')
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.addTextArea((textarea) => textarea
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.setValue(this.plugin.settings.textSnippetNote || DEFAULT_SETTINGS.textSnippetNote)
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.onChange((value) => __awaiter(this, void 0, void 0, function* () {
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this.plugin.settings.textSnippetNote = value;
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yield this.plugin.saveSettings();
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})));
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}
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}
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class Note {
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constructor(fileName, content) {
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this.fileName = fileName;
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this.content = content;
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}
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}
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class Parser {
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constructor(settings) {
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this.settings = settings;
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}
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isValidUrl(url) {
|
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try {
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new URL(url);
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}
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catch (e) {
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||
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return false;
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||
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}
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||
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return true;
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||
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}
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getFormattedDateForFilename() {
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const date = new Date();
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return obsidian.moment(date).format('YYYY-MM-DD HH-mm-ss');
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}
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}
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class YoutubeParser extends Parser {
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constructor(settings) {
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super(settings);
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this.PATTERN = /(youtube.com|youtu.be)\/(watch)?(\?v=)?(\S+)?/;
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}
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test(url) {
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return this.isValidUrl(url) && this.PATTERN.test(url);
|
||
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}
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prepareNote(url) {
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return __awaiter(this, void 0, void 0, function* () {
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const response = yield obsidian.request({ method: 'GET', url });
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const videoTitle = new DOMParser().parseFromString(response, 'text/html').title;
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const videoId = this.PATTERN.exec(url)[4];
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const videoPlayer = `<iframe width="560" height="315" src="https://www.youtube.com/embed/${videoId}" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>`;
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const content = this.settings.youtubeNote
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.replace('%videoTitle%', videoTitle)
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.replace('%videoURL%', url)
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.replace('%videoId%', videoId)
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.replace('%videoPlayer%', videoPlayer);
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const fileName = `Youtube - ${videoTitle}.md`;
|
||
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return new Note(fileName, content);
|
||
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});
|
||
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}
|
||
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}
|
||
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|
|
||
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class TwitterParser extends Parser {
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||
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constructor(settings) {
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super(settings);
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this.PATTERN = /(https:\/\/twitter.com\/([a-zA-Z0-9_]+\/)([a-zA-Z0-9_]+\/[a-zA-Z0-9_]+))/;
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||
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}
|
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test(url) {
|
||
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return this.isValidUrl(url) && this.PATTERN.test(url);
|
||
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}
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||
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prepareNote(url) {
|
||
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return __awaiter(this, void 0, void 0, function* () {
|
||
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const response = JSON.parse(yield obsidian.request({
|
||
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method: 'GET',
|
||
|
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contentType: 'application/json',
|
||
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url: `https://publish.twitter.com/oembed?url=${url}`,
|
||
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}));
|
||
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const tweetAuthorName = response.author_name;
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const content = this.settings.twitterNote
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.replace('%tweetAuthorName%', tweetAuthorName)
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.replace('%tweetURL%', response.url)
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.replace('%tweetContent%', response.html);
|
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const fileName = `Tweet from ${tweetAuthorName} (${this.getFormattedDateForFilename()}).md`;
|
||
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return new Note(fileName, content);
|
||
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});
|
||
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}
|
||
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}
|
||
|
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|
||
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var Readability$1 = {exports: {}};
|
||
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|
|
||
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/*eslint-env es6:false*/
|
||
|
|
|
||
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(function (module) {
|
||
|
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/*
|
||
|
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* Copyright (c) 2010 Arc90 Inc
|
||
|
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*
|
||
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
* you may not use this file except in compliance with the License.
|
||
|
|
* You may obtain a copy of the License at
|
||
|
|
*
|
||
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
*
|
||
|
|
* Unless required by applicable law or agreed to in writing, software
|
||
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
* See the License for the specific language governing permissions and
|
||
|
|
* limitations under the License.
|
||
|
|
*/
|
||
|
|
|
||
|
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/*
|
||
|
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* This code is heavily based on Arc90's readability.js (1.7.1) script
|
||
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* available at: http://code.google.com/p/arc90labs-readability
|
||
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*/
|
||
|
|
|
||
|
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/**
|
||
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* Public constructor.
|
||
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* @param {HTMLDocument} doc The document to parse.
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* @param {Object} options The options object.
|
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*/
|
||
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function Readability(doc, options) {
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// In some older versions, people passed a URI as the first argument. Cope:
|
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if (options && options.documentElement) {
|
||
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doc = options;
|
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options = arguments[2];
|
||
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} else if (!doc || !doc.documentElement) {
|
||
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throw new Error("First argument to Readability constructor should be a document object.");
|
||
|
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}
|
||
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options = options || {};
|
||
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|
||
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this._doc = doc;
|
||
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this._docJSDOMParser = this._doc.firstChild.__JSDOMParser__;
|
||
|
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this._articleTitle = null;
|
||
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this._articleByline = null;
|
||
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this._articleDir = null;
|
||
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this._articleSiteName = null;
|
||
|
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this._attempts = [];
|
||
|
|
|
||
|
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// Configurable options
|
||
|
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this._debug = !!options.debug;
|
||
|
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this._maxElemsToParse = options.maxElemsToParse || this.DEFAULT_MAX_ELEMS_TO_PARSE;
|
||
|
|
this._nbTopCandidates = options.nbTopCandidates || this.DEFAULT_N_TOP_CANDIDATES;
|
||
|
|
this._charThreshold = options.charThreshold || this.DEFAULT_CHAR_THRESHOLD;
|
||
|
|
this._classesToPreserve = this.CLASSES_TO_PRESERVE.concat(options.classesToPreserve || []);
|
||
|
|
this._keepClasses = !!options.keepClasses;
|
||
|
|
this._serializer = options.serializer || function(el) {
|
||
|
|
return el.innerHTML;
|
||
|
|
};
|
||
|
|
this._disableJSONLD = !!options.disableJSONLD;
|
||
|
|
|
||
|
|
// Start with all flags set
|
||
|
|
this._flags = this.FLAG_STRIP_UNLIKELYS |
|
||
|
|
this.FLAG_WEIGHT_CLASSES |
|
||
|
|
this.FLAG_CLEAN_CONDITIONALLY;
|
||
|
|
|
||
|
|
|
||
|
|
// Control whether log messages are sent to the console
|
||
|
|
if (this._debug) {
|
||
|
|
let logNode = function(node) {
|
||
|
|
if (node.nodeType == node.TEXT_NODE) {
|
||
|
|
return `${node.nodeName} ("${node.textContent}")`;
|
||
|
|
}
|
||
|
|
let attrPairs = Array.from(node.attributes || [], function(attr) {
|
||
|
|
return `${attr.name}="${attr.value}"`;
|
||
|
|
}).join(" ");
|
||
|
|
return `<${node.localName} ${attrPairs}>`;
|
||
|
|
};
|
||
|
|
this.log = function () {
|
||
|
|
if (typeof dump !== "undefined") {
|
||
|
|
var msg = Array.prototype.map.call(arguments, function(x) {
|
||
|
|
return (x && x.nodeName) ? logNode(x) : x;
|
||
|
|
}).join(" ");
|
||
|
|
dump("Reader: (Readability) " + msg + "\n");
|
||
|
|
} else if (typeof console !== "undefined") {
|
||
|
|
let args = Array.from(arguments, arg => {
|
||
|
|
if (arg && arg.nodeType == this.ELEMENT_NODE) {
|
||
|
|
return logNode(arg);
|
||
|
|
}
|
||
|
|
return arg;
|
||
|
|
});
|
||
|
|
args.unshift("Reader: (Readability)");
|
||
|
|
console.log.apply(console, args);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
} else {
|
||
|
|
this.log = function () {};
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
Readability.prototype = {
|
||
|
|
FLAG_STRIP_UNLIKELYS: 0x1,
|
||
|
|
FLAG_WEIGHT_CLASSES: 0x2,
|
||
|
|
FLAG_CLEAN_CONDITIONALLY: 0x4,
|
||
|
|
|
||
|
|
// https://developer.mozilla.org/en-US/docs/Web/API/Node/nodeType
|
||
|
|
ELEMENT_NODE: 1,
|
||
|
|
TEXT_NODE: 3,
|
||
|
|
|
||
|
|
// Max number of nodes supported by this parser. Default: 0 (no limit)
|
||
|
|
DEFAULT_MAX_ELEMS_TO_PARSE: 0,
|
||
|
|
|
||
|
|
// The number of top candidates to consider when analysing how
|
||
|
|
// tight the competition is among candidates.
|
||
|
|
DEFAULT_N_TOP_CANDIDATES: 5,
|
||
|
|
|
||
|
|
// Element tags to score by default.
|
||
|
|
DEFAULT_TAGS_TO_SCORE: "section,h2,h3,h4,h5,h6,p,td,pre".toUpperCase().split(","),
|
||
|
|
|
||
|
|
// The default number of chars an article must have in order to return a result
|
||
|
|
DEFAULT_CHAR_THRESHOLD: 500,
|
||
|
|
|
||
|
|
// All of the regular expressions in use within readability.
|
||
|
|
// Defined up here so we don't instantiate them repeatedly in loops.
|
||
|
|
REGEXPS: {
|
||
|
|
// NOTE: These two regular expressions are duplicated in
|
||
|
|
// Readability-readerable.js. Please keep both copies in sync.
|
||
|
|
unlikelyCandidates: /-ad-|ai2html|banner|breadcrumbs|combx|comment|community|cover-wrap|disqus|extra|footer|gdpr|header|legends|menu|related|remark|replies|rss|shoutbox|sidebar|skyscraper|social|sponsor|supplemental|ad-break|agegate|pagination|pager|popup|yom-remote/i,
|
||
|
|
okMaybeItsACandidate: /and|article|body|column|content|main|shadow/i,
|
||
|
|
|
||
|
|
positive: /article|body|content|entry|hentry|h-entry|main|page|pagination|post|text|blog|story/i,
|
||
|
|
negative: /-ad-|hidden|^hid$| hid$| hid |^hid |banner|combx|comment|com-|contact|foot|footer|footnote|gdpr|masthead|media|meta|outbrain|promo|related|scroll|share|shoutbox|sidebar|skyscraper|sponsor|shopping|tags|tool|widget/i,
|
||
|
|
extraneous: /print|archive|comment|discuss|e[\-]?mail|share|reply|all|login|sign|single|utility/i,
|
||
|
|
byline: /byline|author|dateline|writtenby|p-author/i,
|
||
|
|
replaceFonts: /<(\/?)font[^>]*>/gi,
|
||
|
|
normalize: /\s{2,}/g,
|
||
|
|
videos: /\/\/(www\.)?((dailymotion|youtube|youtube-nocookie|player\.vimeo|v\.qq)\.com|(archive|upload\.wikimedia)\.org|player\.twitch\.tv)/i,
|
||
|
|
shareElements: /(\b|_)(share|sharedaddy)(\b|_)/i,
|
||
|
|
nextLink: /(next|weiter|continue|>([^\|]|$)|»([^\|]|$))/i,
|
||
|
|
prevLink: /(prev|earl|old|new|<|«)/i,
|
||
|
|
tokenize: /\W+/g,
|
||
|
|
whitespace: /^\s*$/,
|
||
|
|
hasContent: /\S$/,
|
||
|
|
hashUrl: /^#.+/,
|
||
|
|
srcsetUrl: /(\S+)(\s+[\d.]+[xw])?(\s*(?:,|$))/g,
|
||
|
|
b64DataUrl: /^data:\s*([^\s;,]+)\s*;\s*base64\s*,/i,
|
||
|
|
// See: https://schema.org/Article
|
||
|
|
jsonLdArticleTypes: /^Article|AdvertiserContentArticle|NewsArticle|AnalysisNewsArticle|AskPublicNewsArticle|BackgroundNewsArticle|OpinionNewsArticle|ReportageNewsArticle|ReviewNewsArticle|Report|SatiricalArticle|ScholarlyArticle|MedicalScholarlyArticle|SocialMediaPosting|BlogPosting|LiveBlogPosting|DiscussionForumPosting|TechArticle|APIReference$/
|
||
|
|
},
|
||
|
|
|
||
|
|
UNLIKELY_ROLES: [ "menu", "menubar", "complementary", "navigation", "alert", "alertdialog", "dialog" ],
|
||
|
|
|
||
|
|
DIV_TO_P_ELEMS: new Set([ "BLOCKQUOTE", "DL", "DIV", "IMG", "OL", "P", "PRE", "TABLE", "UL" ]),
|
||
|
|
|
||
|
|
ALTER_TO_DIV_EXCEPTIONS: ["DIV", "ARTICLE", "SECTION", "P"],
|
||
|
|
|
||
|
|
PRESENTATIONAL_ATTRIBUTES: [ "align", "background", "bgcolor", "border", "cellpadding", "cellspacing", "frame", "hspace", "rules", "style", "valign", "vspace" ],
|
||
|
|
|
||
|
|
DEPRECATED_SIZE_ATTRIBUTE_ELEMS: [ "TABLE", "TH", "TD", "HR", "PRE" ],
|
||
|
|
|
||
|
|
// The commented out elements qualify as phrasing content but tend to be
|
||
|
|
// removed by readability when put into paragraphs, so we ignore them here.
|
||
|
|
PHRASING_ELEMS: [
|
||
|
|
// "CANVAS", "IFRAME", "SVG", "VIDEO",
|
||
|
|
"ABBR", "AUDIO", "B", "BDO", "BR", "BUTTON", "CITE", "CODE", "DATA",
|
||
|
|
"DATALIST", "DFN", "EM", "EMBED", "I", "IMG", "INPUT", "KBD", "LABEL",
|
||
|
|
"MARK", "MATH", "METER", "NOSCRIPT", "OBJECT", "OUTPUT", "PROGRESS", "Q",
|
||
|
|
"RUBY", "SAMP", "SCRIPT", "SELECT", "SMALL", "SPAN", "STRONG", "SUB",
|
||
|
|
"SUP", "TEXTAREA", "TIME", "VAR", "WBR"
|
||
|
|
],
|
||
|
|
|
||
|
|
// These are the classes that readability sets itself.
|
||
|
|
CLASSES_TO_PRESERVE: [ "page" ],
|
||
|
|
|
||
|
|
// These are the list of HTML entities that need to be escaped.
|
||
|
|
HTML_ESCAPE_MAP: {
|
||
|
|
"lt": "<",
|
||
|
|
"gt": ">",
|
||
|
|
"amp": "&",
|
||
|
|
"quot": '"',
|
||
|
|
"apos": "'",
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Run any post-process modifications to article content as necessary.
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
* @return void
|
||
|
|
**/
|
||
|
|
_postProcessContent: function(articleContent) {
|
||
|
|
// Readability cannot open relative uris so we convert them to absolute uris.
|
||
|
|
this._fixRelativeUris(articleContent);
|
||
|
|
|
||
|
|
this._simplifyNestedElements(articleContent);
|
||
|
|
|
||
|
|
if (!this._keepClasses) {
|
||
|
|
// Remove classes.
|
||
|
|
this._cleanClasses(articleContent);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Iterates over a NodeList, calls `filterFn` for each node and removes node
|
||
|
|
* if function returned `true`.
|
||
|
|
*
|
||
|
|
* If function is not passed, removes all the nodes in node list.
|
||
|
|
*
|
||
|
|
* @param NodeList nodeList The nodes to operate on
|
||
|
|
* @param Function filterFn the function to use as a filter
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
_removeNodes: function(nodeList, filterFn) {
|
||
|
|
// Avoid ever operating on live node lists.
|
||
|
|
if (this._docJSDOMParser && nodeList._isLiveNodeList) {
|
||
|
|
throw new Error("Do not pass live node lists to _removeNodes");
|
||
|
|
}
|
||
|
|
for (var i = nodeList.length - 1; i >= 0; i--) {
|
||
|
|
var node = nodeList[i];
|
||
|
|
var parentNode = node.parentNode;
|
||
|
|
if (parentNode) {
|
||
|
|
if (!filterFn || filterFn.call(this, node, i, nodeList)) {
|
||
|
|
parentNode.removeChild(node);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Iterates over a NodeList, and calls _setNodeTag for each node.
|
||
|
|
*
|
||
|
|
* @param NodeList nodeList The nodes to operate on
|
||
|
|
* @param String newTagName the new tag name to use
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
_replaceNodeTags: function(nodeList, newTagName) {
|
||
|
|
// Avoid ever operating on live node lists.
|
||
|
|
if (this._docJSDOMParser && nodeList._isLiveNodeList) {
|
||
|
|
throw new Error("Do not pass live node lists to _replaceNodeTags");
|
||
|
|
}
|
||
|
|
for (const node of nodeList) {
|
||
|
|
this._setNodeTag(node, newTagName);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Iterate over a NodeList, which doesn't natively fully implement the Array
|
||
|
|
* interface.
|
||
|
|
*
|
||
|
|
* For convenience, the current object context is applied to the provided
|
||
|
|
* iterate function.
|
||
|
|
*
|
||
|
|
* @param NodeList nodeList The NodeList.
|
||
|
|
* @param Function fn The iterate function.
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
_forEachNode: function(nodeList, fn) {
|
||
|
|
Array.prototype.forEach.call(nodeList, fn, this);
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Iterate over a NodeList, and return the first node that passes
|
||
|
|
* the supplied test function
|
||
|
|
*
|
||
|
|
* For convenience, the current object context is applied to the provided
|
||
|
|
* test function.
|
||
|
|
*
|
||
|
|
* @param NodeList nodeList The NodeList.
|
||
|
|
* @param Function fn The test function.
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
_findNode: function(nodeList, fn) {
|
||
|
|
return Array.prototype.find.call(nodeList, fn, this);
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Iterate over a NodeList, return true if any of the provided iterate
|
||
|
|
* function calls returns true, false otherwise.
|
||
|
|
*
|
||
|
|
* For convenience, the current object context is applied to the
|
||
|
|
* provided iterate function.
|
||
|
|
*
|
||
|
|
* @param NodeList nodeList The NodeList.
|
||
|
|
* @param Function fn The iterate function.
|
||
|
|
* @return Boolean
|
||
|
|
*/
|
||
|
|
_someNode: function(nodeList, fn) {
|
||
|
|
return Array.prototype.some.call(nodeList, fn, this);
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Iterate over a NodeList, return true if all of the provided iterate
|
||
|
|
* function calls return true, false otherwise.
|
||
|
|
*
|
||
|
|
* For convenience, the current object context is applied to the
|
||
|
|
* provided iterate function.
|
||
|
|
*
|
||
|
|
* @param NodeList nodeList The NodeList.
|
||
|
|
* @param Function fn The iterate function.
|
||
|
|
* @return Boolean
|
||
|
|
*/
|
||
|
|
_everyNode: function(nodeList, fn) {
|
||
|
|
return Array.prototype.every.call(nodeList, fn, this);
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Concat all nodelists passed as arguments.
|
||
|
|
*
|
||
|
|
* @return ...NodeList
|
||
|
|
* @return Array
|
||
|
|
*/
|
||
|
|
_concatNodeLists: function() {
|
||
|
|
var slice = Array.prototype.slice;
|
||
|
|
var args = slice.call(arguments);
|
||
|
|
var nodeLists = args.map(function(list) {
|
||
|
|
return slice.call(list);
|
||
|
|
});
|
||
|
|
return Array.prototype.concat.apply([], nodeLists);
|
||
|
|
},
|
||
|
|
|
||
|
|
_getAllNodesWithTag: function(node, tagNames) {
|
||
|
|
if (node.querySelectorAll) {
|
||
|
|
return node.querySelectorAll(tagNames.join(","));
|
||
|
|
}
|
||
|
|
return [].concat.apply([], tagNames.map(function(tag) {
|
||
|
|
var collection = node.getElementsByTagName(tag);
|
||
|
|
return Array.isArray(collection) ? collection : Array.from(collection);
|
||
|
|
}));
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Removes the class="" attribute from every element in the given
|
||
|
|
* subtree, except those that match CLASSES_TO_PRESERVE and
|
||
|
|
* the classesToPreserve array from the options object.
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
_cleanClasses: function(node) {
|
||
|
|
var classesToPreserve = this._classesToPreserve;
|
||
|
|
var className = (node.getAttribute("class") || "")
|
||
|
|
.split(/\s+/)
|
||
|
|
.filter(function(cls) {
|
||
|
|
return classesToPreserve.indexOf(cls) != -1;
|
||
|
|
})
|
||
|
|
.join(" ");
|
||
|
|
|
||
|
|
if (className) {
|
||
|
|
node.setAttribute("class", className);
|
||
|
|
} else {
|
||
|
|
node.removeAttribute("class");
|
||
|
|
}
|
||
|
|
|
||
|
|
for (node = node.firstElementChild; node; node = node.nextElementSibling) {
|
||
|
|
this._cleanClasses(node);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Converts each <a> and <img> uri in the given element to an absolute URI,
|
||
|
|
* ignoring #ref URIs.
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
* @return void
|
||
|
|
*/
|
||
|
|
_fixRelativeUris: function(articleContent) {
|
||
|
|
var baseURI = this._doc.baseURI;
|
||
|
|
var documentURI = this._doc.documentURI;
|
||
|
|
function toAbsoluteURI(uri) {
|
||
|
|
// Leave hash links alone if the base URI matches the document URI:
|
||
|
|
if (baseURI == documentURI && uri.charAt(0) == "#") {
|
||
|
|
return uri;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Otherwise, resolve against base URI:
|
||
|
|
try {
|
||
|
|
return new URL(uri, baseURI).href;
|
||
|
|
} catch (ex) {
|
||
|
|
// Something went wrong, just return the original:
|
||
|
|
}
|
||
|
|
return uri;
|
||
|
|
}
|
||
|
|
|
||
|
|
var links = this._getAllNodesWithTag(articleContent, ["a"]);
|
||
|
|
this._forEachNode(links, function(link) {
|
||
|
|
var href = link.getAttribute("href");
|
||
|
|
if (href) {
|
||
|
|
// Remove links with javascript: URIs, since
|
||
|
|
// they won't work after scripts have been removed from the page.
|
||
|
|
if (href.indexOf("javascript:") === 0) {
|
||
|
|
// if the link only contains simple text content, it can be converted to a text node
|
||
|
|
if (link.childNodes.length === 1 && link.childNodes[0].nodeType === this.TEXT_NODE) {
|
||
|
|
var text = this._doc.createTextNode(link.textContent);
|
||
|
|
link.parentNode.replaceChild(text, link);
|
||
|
|
} else {
|
||
|
|
// if the link has multiple children, they should all be preserved
|
||
|
|
var container = this._doc.createElement("span");
|
||
|
|
while (link.childNodes.length > 0) {
|
||
|
|
container.appendChild(link.childNodes[0]);
|
||
|
|
}
|
||
|
|
link.parentNode.replaceChild(container, link);
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
link.setAttribute("href", toAbsoluteURI(href));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
var medias = this._getAllNodesWithTag(articleContent, [
|
||
|
|
"img", "picture", "figure", "video", "audio", "source"
|
||
|
|
]);
|
||
|
|
|
||
|
|
this._forEachNode(medias, function(media) {
|
||
|
|
var src = media.getAttribute("src");
|
||
|
|
var poster = media.getAttribute("poster");
|
||
|
|
var srcset = media.getAttribute("srcset");
|
||
|
|
|
||
|
|
if (src) {
|
||
|
|
media.setAttribute("src", toAbsoluteURI(src));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (poster) {
|
||
|
|
media.setAttribute("poster", toAbsoluteURI(poster));
|
||
|
|
}
|
||
|
|
|
||
|
|
if (srcset) {
|
||
|
|
var newSrcset = srcset.replace(this.REGEXPS.srcsetUrl, function(_, p1, p2, p3) {
|
||
|
|
return toAbsoluteURI(p1) + (p2 || "") + p3;
|
||
|
|
});
|
||
|
|
|
||
|
|
media.setAttribute("srcset", newSrcset);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
},
|
||
|
|
|
||
|
|
_simplifyNestedElements: function(articleContent) {
|
||
|
|
var node = articleContent;
|
||
|
|
|
||
|
|
while (node) {
|
||
|
|
if (node.parentNode && ["DIV", "SECTION"].includes(node.tagName) && !(node.id && node.id.startsWith("readability"))) {
|
||
|
|
if (this._isElementWithoutContent(node)) {
|
||
|
|
node = this._removeAndGetNext(node);
|
||
|
|
continue;
|
||
|
|
} else if (this._hasSingleTagInsideElement(node, "DIV") || this._hasSingleTagInsideElement(node, "SECTION")) {
|
||
|
|
var child = node.children[0];
|
||
|
|
for (var i = 0; i < node.attributes.length; i++) {
|
||
|
|
child.setAttribute(node.attributes[i].name, node.attributes[i].value);
|
||
|
|
}
|
||
|
|
node.parentNode.replaceChild(child, node);
|
||
|
|
node = child;
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
node = this._getNextNode(node);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get the article title as an H1.
|
||
|
|
*
|
||
|
|
* @return string
|
||
|
|
**/
|
||
|
|
_getArticleTitle: function() {
|
||
|
|
var doc = this._doc;
|
||
|
|
var curTitle = "";
|
||
|
|
var origTitle = "";
|
||
|
|
|
||
|
|
try {
|
||
|
|
curTitle = origTitle = doc.title.trim();
|
||
|
|
|
||
|
|
// If they had an element with id "title" in their HTML
|
||
|
|
if (typeof curTitle !== "string")
|
||
|
|
curTitle = origTitle = this._getInnerText(doc.getElementsByTagName("title")[0]);
|
||
|
|
} catch (e) {/* ignore exceptions setting the title. */}
|
||
|
|
|
||
|
|
var titleHadHierarchicalSeparators = false;
|
||
|
|
function wordCount(str) {
|
||
|
|
return str.split(/\s+/).length;
|
||
|
|
}
|
||
|
|
|
||
|
|
// If there's a separator in the title, first remove the final part
|
||
|
|
if ((/ [\|\-\\\/>»] /).test(curTitle)) {
|
||
|
|
titleHadHierarchicalSeparators = / [\\\/>»] /.test(curTitle);
|
||
|
|
curTitle = origTitle.replace(/(.*)[\|\-\\\/>»] .*/gi, "$1");
|
||
|
|
|
||
|
|
// If the resulting title is too short (3 words or fewer), remove
|
||
|
|
// the first part instead:
|
||
|
|
if (wordCount(curTitle) < 3)
|
||
|
|
curTitle = origTitle.replace(/[^\|\-\\\/>»]*[\|\-\\\/>»](.*)/gi, "$1");
|
||
|
|
} else if (curTitle.indexOf(": ") !== -1) {
|
||
|
|
// Check if we have an heading containing this exact string, so we
|
||
|
|
// could assume it's the full title.
|
||
|
|
var headings = this._concatNodeLists(
|
||
|
|
doc.getElementsByTagName("h1"),
|
||
|
|
doc.getElementsByTagName("h2")
|
||
|
|
);
|
||
|
|
var trimmedTitle = curTitle.trim();
|
||
|
|
var match = this._someNode(headings, function(heading) {
|
||
|
|
return heading.textContent.trim() === trimmedTitle;
|
||
|
|
});
|
||
|
|
|
||
|
|
// If we don't, let's extract the title out of the original title string.
|
||
|
|
if (!match) {
|
||
|
|
curTitle = origTitle.substring(origTitle.lastIndexOf(":") + 1);
|
||
|
|
|
||
|
|
// If the title is now too short, try the first colon instead:
|
||
|
|
if (wordCount(curTitle) < 3) {
|
||
|
|
curTitle = origTitle.substring(origTitle.indexOf(":") + 1);
|
||
|
|
// But if we have too many words before the colon there's something weird
|
||
|
|
// with the titles and the H tags so let's just use the original title instead
|
||
|
|
} else if (wordCount(origTitle.substr(0, origTitle.indexOf(":"))) > 5) {
|
||
|
|
curTitle = origTitle;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
} else if (curTitle.length > 150 || curTitle.length < 15) {
|
||
|
|
var hOnes = doc.getElementsByTagName("h1");
|
||
|
|
|
||
|
|
if (hOnes.length === 1)
|
||
|
|
curTitle = this._getInnerText(hOnes[0]);
|
||
|
|
}
|
||
|
|
|
||
|
|
curTitle = curTitle.trim().replace(this.REGEXPS.normalize, " ");
|
||
|
|
// If we now have 4 words or fewer as our title, and either no
|
||
|
|
// 'hierarchical' separators (\, /, > or ») were found in the original
|
||
|
|
// title or we decreased the number of words by more than 1 word, use
|
||
|
|
// the original title.
|
||
|
|
var curTitleWordCount = wordCount(curTitle);
|
||
|
|
if (curTitleWordCount <= 4 &&
|
||
|
|
(!titleHadHierarchicalSeparators ||
|
||
|
|
curTitleWordCount != wordCount(origTitle.replace(/[\|\-\\\/>»]+/g, "")) - 1)) {
|
||
|
|
curTitle = origTitle;
|
||
|
|
}
|
||
|
|
|
||
|
|
return curTitle;
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Prepare the HTML document for readability to scrape it.
|
||
|
|
* This includes things like stripping javascript, CSS, and handling terrible markup.
|
||
|
|
*
|
||
|
|
* @return void
|
||
|
|
**/
|
||
|
|
_prepDocument: function() {
|
||
|
|
var doc = this._doc;
|
||
|
|
|
||
|
|
// Remove all style tags in head
|
||
|
|
this._removeNodes(this._getAllNodesWithTag(doc, ["style"]));
|
||
|
|
|
||
|
|
if (doc.body) {
|
||
|
|
this._replaceBrs(doc.body);
|
||
|
|
}
|
||
|
|
|
||
|
|
this._replaceNodeTags(this._getAllNodesWithTag(doc, ["font"]), "SPAN");
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Finds the next node, starting from the given node, and ignoring
|
||
|
|
* whitespace in between. If the given node is an element, the same node is
|
||
|
|
* returned.
|
||
|
|
*/
|
||
|
|
_nextNode: function (node) {
|
||
|
|
var next = node;
|
||
|
|
while (next
|
||
|
|
&& (next.nodeType != this.ELEMENT_NODE)
|
||
|
|
&& this.REGEXPS.whitespace.test(next.textContent)) {
|
||
|
|
next = next.nextSibling;
|
||
|
|
}
|
||
|
|
return next;
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Replaces 2 or more successive <br> elements with a single <p>.
|
||
|
|
* Whitespace between <br> elements are ignored. For example:
|
||
|
|
* <div>foo<br>bar<br> <br><br>abc</div>
|
||
|
|
* will become:
|
||
|
|
* <div>foo<br>bar<p>abc</p></div>
|
||
|
|
*/
|
||
|
|
_replaceBrs: function (elem) {
|
||
|
|
this._forEachNode(this._getAllNodesWithTag(elem, ["br"]), function(br) {
|
||
|
|
var next = br.nextSibling;
|
||
|
|
|
||
|
|
// Whether 2 or more <br> elements have been found and replaced with a
|
||
|
|
// <p> block.
|
||
|
|
var replaced = false;
|
||
|
|
|
||
|
|
// If we find a <br> chain, remove the <br>s until we hit another node
|
||
|
|
// or non-whitespace. This leaves behind the first <br> in the chain
|
||
|
|
// (which will be replaced with a <p> later).
|
||
|
|
while ((next = this._nextNode(next)) && (next.tagName == "BR")) {
|
||
|
|
replaced = true;
|
||
|
|
var brSibling = next.nextSibling;
|
||
|
|
next.parentNode.removeChild(next);
|
||
|
|
next = brSibling;
|
||
|
|
}
|
||
|
|
|
||
|
|
// If we removed a <br> chain, replace the remaining <br> with a <p>. Add
|
||
|
|
// all sibling nodes as children of the <p> until we hit another <br>
|
||
|
|
// chain.
|
||
|
|
if (replaced) {
|
||
|
|
var p = this._doc.createElement("p");
|
||
|
|
br.parentNode.replaceChild(p, br);
|
||
|
|
|
||
|
|
next = p.nextSibling;
|
||
|
|
while (next) {
|
||
|
|
// If we've hit another <br><br>, we're done adding children to this <p>.
|
||
|
|
if (next.tagName == "BR") {
|
||
|
|
var nextElem = this._nextNode(next.nextSibling);
|
||
|
|
if (nextElem && nextElem.tagName == "BR")
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!this._isPhrasingContent(next))
|
||
|
|
break;
|
||
|
|
|
||
|
|
// Otherwise, make this node a child of the new <p>.
|
||
|
|
var sibling = next.nextSibling;
|
||
|
|
p.appendChild(next);
|
||
|
|
next = sibling;
|
||
|
|
}
|
||
|
|
|
||
|
|
while (p.lastChild && this._isWhitespace(p.lastChild)) {
|
||
|
|
p.removeChild(p.lastChild);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (p.parentNode.tagName === "P")
|
||
|
|
this._setNodeTag(p.parentNode, "DIV");
|
||
|
|
}
|
||
|
|
});
|
||
|
|
},
|
||
|
|
|
||
|
|
_setNodeTag: function (node, tag) {
|
||
|
|
this.log("_setNodeTag", node, tag);
|
||
|
|
if (this._docJSDOMParser) {
|
||
|
|
node.localName = tag.toLowerCase();
|
||
|
|
node.tagName = tag.toUpperCase();
|
||
|
|
return node;
|
||
|
|
}
|
||
|
|
|
||
|
|
var replacement = node.ownerDocument.createElement(tag);
|
||
|
|
while (node.firstChild) {
|
||
|
|
replacement.appendChild(node.firstChild);
|
||
|
|
}
|
||
|
|
node.parentNode.replaceChild(replacement, node);
|
||
|
|
if (node.readability)
|
||
|
|
replacement.readability = node.readability;
|
||
|
|
|
||
|
|
for (var i = 0; i < node.attributes.length; i++) {
|
||
|
|
try {
|
||
|
|
replacement.setAttribute(node.attributes[i].name, node.attributes[i].value);
|
||
|
|
} catch (ex) {
|
||
|
|
/* it's possible for setAttribute() to throw if the attribute name
|
||
|
|
* isn't a valid XML Name. Such attributes can however be parsed from
|
||
|
|
* source in HTML docs, see https://github.com/whatwg/html/issues/4275,
|
||
|
|
* so we can hit them here and then throw. We don't care about such
|
||
|
|
* attributes so we ignore them.
|
||
|
|
*/
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return replacement;
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Prepare the article node for display. Clean out any inline styles,
|
||
|
|
* iframes, forms, strip extraneous <p> tags, etc.
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
* @return void
|
||
|
|
**/
|
||
|
|
_prepArticle: function(articleContent) {
|
||
|
|
this._cleanStyles(articleContent);
|
||
|
|
|
||
|
|
// Check for data tables before we continue, to avoid removing items in
|
||
|
|
// those tables, which will often be isolated even though they're
|
||
|
|
// visually linked to other content-ful elements (text, images, etc.).
|
||
|
|
this._markDataTables(articleContent);
|
||
|
|
|
||
|
|
this._fixLazyImages(articleContent);
|
||
|
|
|
||
|
|
// Clean out junk from the article content
|
||
|
|
this._cleanConditionally(articleContent, "form");
|
||
|
|
this._cleanConditionally(articleContent, "fieldset");
|
||
|
|
this._clean(articleContent, "object");
|
||
|
|
this._clean(articleContent, "embed");
|
||
|
|
this._clean(articleContent, "footer");
|
||
|
|
this._clean(articleContent, "link");
|
||
|
|
this._clean(articleContent, "aside");
|
||
|
|
|
||
|
|
// Clean out elements with little content that have "share" in their id/class combinations from final top candidates,
|
||
|
|
// which means we don't remove the top candidates even they have "share".
|
||
|
|
|
||
|
|
var shareElementThreshold = this.DEFAULT_CHAR_THRESHOLD;
|
||
|
|
|
||
|
|
this._forEachNode(articleContent.children, function (topCandidate) {
|
||
|
|
this._cleanMatchedNodes(topCandidate, function (node, matchString) {
|
||
|
|
return this.REGEXPS.shareElements.test(matchString) && node.textContent.length < shareElementThreshold;
|
||
|
|
});
|
||
|
|
});
|
||
|
|
|
||
|
|
this._clean(articleContent, "iframe");
|
||
|
|
this._clean(articleContent, "input");
|
||
|
|
this._clean(articleContent, "textarea");
|
||
|
|
this._clean(articleContent, "select");
|
||
|
|
this._clean(articleContent, "button");
|
||
|
|
this._cleanHeaders(articleContent);
|
||
|
|
|
||
|
|
// Do these last as the previous stuff may have removed junk
|
||
|
|
// that will affect these
|
||
|
|
this._cleanConditionally(articleContent, "table");
|
||
|
|
this._cleanConditionally(articleContent, "ul");
|
||
|
|
this._cleanConditionally(articleContent, "div");
|
||
|
|
|
||
|
|
// replace H1 with H2 as H1 should be only title that is displayed separately
|
||
|
|
this._replaceNodeTags(this._getAllNodesWithTag(articleContent, ["h1"]), "h2");
|
||
|
|
|
||
|
|
// Remove extra paragraphs
|
||
|
|
this._removeNodes(this._getAllNodesWithTag(articleContent, ["p"]), function (paragraph) {
|
||
|
|
var imgCount = paragraph.getElementsByTagName("img").length;
|
||
|
|
var embedCount = paragraph.getElementsByTagName("embed").length;
|
||
|
|
var objectCount = paragraph.getElementsByTagName("object").length;
|
||
|
|
// At this point, nasty iframes have been removed, only remain embedded video ones.
|
||
|
|
var iframeCount = paragraph.getElementsByTagName("iframe").length;
|
||
|
|
var totalCount = imgCount + embedCount + objectCount + iframeCount;
|
||
|
|
|
||
|
|
return totalCount === 0 && !this._getInnerText(paragraph, false);
|
||
|
|
});
|
||
|
|
|
||
|
|
this._forEachNode(this._getAllNodesWithTag(articleContent, ["br"]), function(br) {
|
||
|
|
var next = this._nextNode(br.nextSibling);
|
||
|
|
if (next && next.tagName == "P")
|
||
|
|
br.parentNode.removeChild(br);
|
||
|
|
});
|
||
|
|
|
||
|
|
// Remove single-cell tables
|
||
|
|
this._forEachNode(this._getAllNodesWithTag(articleContent, ["table"]), function(table) {
|
||
|
|
var tbody = this._hasSingleTagInsideElement(table, "TBODY") ? table.firstElementChild : table;
|
||
|
|
if (this._hasSingleTagInsideElement(tbody, "TR")) {
|
||
|
|
var row = tbody.firstElementChild;
|
||
|
|
if (this._hasSingleTagInsideElement(row, "TD")) {
|
||
|
|
var cell = row.firstElementChild;
|
||
|
|
cell = this._setNodeTag(cell, this._everyNode(cell.childNodes, this._isPhrasingContent) ? "P" : "DIV");
|
||
|
|
table.parentNode.replaceChild(cell, table);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
});
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Initialize a node with the readability object. Also checks the
|
||
|
|
* className/id for special names to add to its score.
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
* @return void
|
||
|
|
**/
|
||
|
|
_initializeNode: function(node) {
|
||
|
|
node.readability = {"contentScore": 0};
|
||
|
|
|
||
|
|
switch (node.tagName) {
|
||
|
|
case "DIV":
|
||
|
|
node.readability.contentScore += 5;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case "PRE":
|
||
|
|
case "TD":
|
||
|
|
case "BLOCKQUOTE":
|
||
|
|
node.readability.contentScore += 3;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case "ADDRESS":
|
||
|
|
case "OL":
|
||
|
|
case "UL":
|
||
|
|
case "DL":
|
||
|
|
case "DD":
|
||
|
|
case "DT":
|
||
|
|
case "LI":
|
||
|
|
case "FORM":
|
||
|
|
node.readability.contentScore -= 3;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case "H1":
|
||
|
|
case "H2":
|
||
|
|
case "H3":
|
||
|
|
case "H4":
|
||
|
|
case "H5":
|
||
|
|
case "H6":
|
||
|
|
case "TH":
|
||
|
|
node.readability.contentScore -= 5;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
node.readability.contentScore += this._getClassWeight(node);
|
||
|
|
},
|
||
|
|
|
||
|
|
_removeAndGetNext: function(node) {
|
||
|
|
var nextNode = this._getNextNode(node, true);
|
||
|
|
node.parentNode.removeChild(node);
|
||
|
|
return nextNode;
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Traverse the DOM from node to node, starting at the node passed in.
|
||
|
|
* Pass true for the second parameter to indicate this node itself
|
||
|
|
* (and its kids) are going away, and we want the next node over.
|
||
|
|
*
|
||
|
|
* Calling this in a loop will traverse the DOM depth-first.
|
||
|
|
*/
|
||
|
|
_getNextNode: function(node, ignoreSelfAndKids) {
|
||
|
|
// First check for kids if those aren't being ignored
|
||
|
|
if (!ignoreSelfAndKids && node.firstElementChild) {
|
||
|
|
return node.firstElementChild;
|
||
|
|
}
|
||
|
|
// Then for siblings...
|
||
|
|
if (node.nextElementSibling) {
|
||
|
|
return node.nextElementSibling;
|
||
|
|
}
|
||
|
|
// And finally, move up the parent chain *and* find a sibling
|
||
|
|
// (because this is depth-first traversal, we will have already
|
||
|
|
// seen the parent nodes themselves).
|
||
|
|
do {
|
||
|
|
node = node.parentNode;
|
||
|
|
} while (node && !node.nextElementSibling);
|
||
|
|
return node && node.nextElementSibling;
|
||
|
|
},
|
||
|
|
|
||
|
|
// compares second text to first one
|
||
|
|
// 1 = same text, 0 = completely different text
|
||
|
|
// works the way that it splits both texts into words and then finds words that are unique in second text
|
||
|
|
// the result is given by the lower length of unique parts
|
||
|
|
_textSimilarity: function(textA, textB) {
|
||
|
|
var tokensA = textA.toLowerCase().split(this.REGEXPS.tokenize).filter(Boolean);
|
||
|
|
var tokensB = textB.toLowerCase().split(this.REGEXPS.tokenize).filter(Boolean);
|
||
|
|
if (!tokensA.length || !tokensB.length) {
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
var uniqTokensB = tokensB.filter(token => !tokensA.includes(token));
|
||
|
|
var distanceB = uniqTokensB.join(" ").length / tokensB.join(" ").length;
|
||
|
|
return 1 - distanceB;
|
||
|
|
},
|
||
|
|
|
||
|
|
_checkByline: function(node, matchString) {
|
||
|
|
if (this._articleByline) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (node.getAttribute !== undefined) {
|
||
|
|
var rel = node.getAttribute("rel");
|
||
|
|
var itemprop = node.getAttribute("itemprop");
|
||
|
|
}
|
||
|
|
|
||
|
|
if ((rel === "author" || (itemprop && itemprop.indexOf("author") !== -1) || this.REGEXPS.byline.test(matchString)) && this._isValidByline(node.textContent)) {
|
||
|
|
this._articleByline = node.textContent.trim();
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
return false;
|
||
|
|
},
|
||
|
|
|
||
|
|
_getNodeAncestors: function(node, maxDepth) {
|
||
|
|
maxDepth = maxDepth || 0;
|
||
|
|
var i = 0, ancestors = [];
|
||
|
|
while (node.parentNode) {
|
||
|
|
ancestors.push(node.parentNode);
|
||
|
|
if (maxDepth && ++i === maxDepth)
|
||
|
|
break;
|
||
|
|
node = node.parentNode;
|
||
|
|
}
|
||
|
|
return ancestors;
|
||
|
|
},
|
||
|
|
|
||
|
|
/***
|
||
|
|
* grabArticle - Using a variety of metrics (content score, classname, element types), find the content that is
|
||
|
|
* most likely to be the stuff a user wants to read. Then return it wrapped up in a div.
|
||
|
|
*
|
||
|
|
* @param page a document to run upon. Needs to be a full document, complete with body.
|
||
|
|
* @return Element
|
||
|
|
**/
|
||
|
|
_grabArticle: function (page) {
|
||
|
|
this.log("**** grabArticle ****");
|
||
|
|
var doc = this._doc;
|
||
|
|
var isPaging = page !== null;
|
||
|
|
page = page ? page : this._doc.body;
|
||
|
|
|
||
|
|
// We can't grab an article if we don't have a page!
|
||
|
|
if (!page) {
|
||
|
|
this.log("No body found in document. Abort.");
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
var pageCacheHtml = page.innerHTML;
|
||
|
|
|
||
|
|
while (true) {
|
||
|
|
this.log("Starting grabArticle loop");
|
||
|
|
var stripUnlikelyCandidates = this._flagIsActive(this.FLAG_STRIP_UNLIKELYS);
|
||
|
|
|
||
|
|
// First, node prepping. Trash nodes that look cruddy (like ones with the
|
||
|
|
// class name "comment", etc), and turn divs into P tags where they have been
|
||
|
|
// used inappropriately (as in, where they contain no other block level elements.)
|
||
|
|
var elementsToScore = [];
|
||
|
|
var node = this._doc.documentElement;
|
||
|
|
|
||
|
|
let shouldRemoveTitleHeader = true;
|
||
|
|
|
||
|
|
while (node) {
|
||
|
|
var matchString = node.className + " " + node.id;
|
||
|
|
|
||
|
|
if (!this._isProbablyVisible(node)) {
|
||
|
|
this.log("Removing hidden node - " + matchString);
|
||
|
|
node = this._removeAndGetNext(node);
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Check to see if this node is a byline, and remove it if it is.
|
||
|
|
if (this._checkByline(node, matchString)) {
|
||
|
|
node = this._removeAndGetNext(node);
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (shouldRemoveTitleHeader && this._headerDuplicatesTitle(node)) {
|
||
|
|
this.log("Removing header: ", node.textContent.trim(), this._articleTitle.trim());
|
||
|
|
shouldRemoveTitleHeader = false;
|
||
|
|
node = this._removeAndGetNext(node);
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Remove unlikely candidates
|
||
|
|
if (stripUnlikelyCandidates) {
|
||
|
|
if (this.REGEXPS.unlikelyCandidates.test(matchString) &&
|
||
|
|
!this.REGEXPS.okMaybeItsACandidate.test(matchString) &&
|
||
|
|
!this._hasAncestorTag(node, "table") &&
|
||
|
|
!this._hasAncestorTag(node, "code") &&
|
||
|
|
node.tagName !== "BODY" &&
|
||
|
|
node.tagName !== "A") {
|
||
|
|
this.log("Removing unlikely candidate - " + matchString);
|
||
|
|
node = this._removeAndGetNext(node);
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (this.UNLIKELY_ROLES.includes(node.getAttribute("role"))) {
|
||
|
|
this.log("Removing content with role " + node.getAttribute("role") + " - " + matchString);
|
||
|
|
node = this._removeAndGetNext(node);
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Remove DIV, SECTION, and HEADER nodes without any content(e.g. text, image, video, or iframe).
|
||
|
|
if ((node.tagName === "DIV" || node.tagName === "SECTION" || node.tagName === "HEADER" ||
|
||
|
|
node.tagName === "H1" || node.tagName === "H2" || node.tagName === "H3" ||
|
||
|
|
node.tagName === "H4" || node.tagName === "H5" || node.tagName === "H6") &&
|
||
|
|
this._isElementWithoutContent(node)) {
|
||
|
|
node = this._removeAndGetNext(node);
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (this.DEFAULT_TAGS_TO_SCORE.indexOf(node.tagName) !== -1) {
|
||
|
|
elementsToScore.push(node);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Turn all divs that don't have children block level elements into p's
|
||
|
|
if (node.tagName === "DIV") {
|
||
|
|
// Put phrasing content into paragraphs.
|
||
|
|
var p = null;
|
||
|
|
var childNode = node.firstChild;
|
||
|
|
while (childNode) {
|
||
|
|
var nextSibling = childNode.nextSibling;
|
||
|
|
if (this._isPhrasingContent(childNode)) {
|
||
|
|
if (p !== null) {
|
||
|
|
p.appendChild(childNode);
|
||
|
|
} else if (!this._isWhitespace(childNode)) {
|
||
|
|
p = doc.createElement("p");
|
||
|
|
node.replaceChild(p, childNode);
|
||
|
|
p.appendChild(childNode);
|
||
|
|
}
|
||
|
|
} else if (p !== null) {
|
||
|
|
while (p.lastChild && this._isWhitespace(p.lastChild)) {
|
||
|
|
p.removeChild(p.lastChild);
|
||
|
|
}
|
||
|
|
p = null;
|
||
|
|
}
|
||
|
|
childNode = nextSibling;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Sites like http://mobile.slate.com encloses each paragraph with a DIV
|
||
|
|
// element. DIVs with only a P element inside and no text content can be
|
||
|
|
// safely converted into plain P elements to avoid confusing the scoring
|
||
|
|
// algorithm with DIVs with are, in practice, paragraphs.
|
||
|
|
if (this._hasSingleTagInsideElement(node, "P") && this._getLinkDensity(node) < 0.25) {
|
||
|
|
var newNode = node.children[0];
|
||
|
|
node.parentNode.replaceChild(newNode, node);
|
||
|
|
node = newNode;
|
||
|
|
elementsToScore.push(node);
|
||
|
|
} else if (!this._hasChildBlockElement(node)) {
|
||
|
|
node = this._setNodeTag(node, "P");
|
||
|
|
elementsToScore.push(node);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
node = this._getNextNode(node);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Loop through all paragraphs, and assign a score to them based on how content-y they look.
|
||
|
|
* Then add their score to their parent node.
|
||
|
|
*
|
||
|
|
* A score is determined by things like number of commas, class names, etc. Maybe eventually link density.
|
||
|
|
**/
|
||
|
|
var candidates = [];
|
||
|
|
this._forEachNode(elementsToScore, function(elementToScore) {
|
||
|
|
if (!elementToScore.parentNode || typeof(elementToScore.parentNode.tagName) === "undefined")
|
||
|
|
return;
|
||
|
|
|
||
|
|
// If this paragraph is less than 25 characters, don't even count it.
|
||
|
|
var innerText = this._getInnerText(elementToScore);
|
||
|
|
if (innerText.length < 25)
|
||
|
|
return;
|
||
|
|
|
||
|
|
// Exclude nodes with no ancestor.
|
||
|
|
var ancestors = this._getNodeAncestors(elementToScore, 5);
|
||
|
|
if (ancestors.length === 0)
|
||
|
|
return;
|
||
|
|
|
||
|
|
var contentScore = 0;
|
||
|
|
|
||
|
|
// Add a point for the paragraph itself as a base.
|
||
|
|
contentScore += 1;
|
||
|
|
|
||
|
|
// Add points for any commas within this paragraph.
|
||
|
|
contentScore += innerText.split(",").length;
|
||
|
|
|
||
|
|
// For every 100 characters in this paragraph, add another point. Up to 3 points.
|
||
|
|
contentScore += Math.min(Math.floor(innerText.length / 100), 3);
|
||
|
|
|
||
|
|
// Initialize and score ancestors.
|
||
|
|
this._forEachNode(ancestors, function(ancestor, level) {
|
||
|
|
if (!ancestor.tagName || !ancestor.parentNode || typeof(ancestor.parentNode.tagName) === "undefined")
|
||
|
|
return;
|
||
|
|
|
||
|
|
if (typeof(ancestor.readability) === "undefined") {
|
||
|
|
this._initializeNode(ancestor);
|
||
|
|
candidates.push(ancestor);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Node score divider:
|
||
|
|
// - parent: 1 (no division)
|
||
|
|
// - grandparent: 2
|
||
|
|
// - great grandparent+: ancestor level * 3
|
||
|
|
if (level === 0)
|
||
|
|
var scoreDivider = 1;
|
||
|
|
else if (level === 1)
|
||
|
|
scoreDivider = 2;
|
||
|
|
else
|
||
|
|
scoreDivider = level * 3;
|
||
|
|
ancestor.readability.contentScore += contentScore / scoreDivider;
|
||
|
|
});
|
||
|
|
});
|
||
|
|
|
||
|
|
// After we've calculated scores, loop through all of the possible
|
||
|
|
// candidate nodes we found and find the one with the highest score.
|
||
|
|
var topCandidates = [];
|
||
|
|
for (var c = 0, cl = candidates.length; c < cl; c += 1) {
|
||
|
|
var candidate = candidates[c];
|
||
|
|
|
||
|
|
// Scale the final candidates score based on link density. Good content
|
||
|
|
// should have a relatively small link density (5% or less) and be mostly
|
||
|
|
// unaffected by this operation.
|
||
|
|
var candidateScore = candidate.readability.contentScore * (1 - this._getLinkDensity(candidate));
|
||
|
|
candidate.readability.contentScore = candidateScore;
|
||
|
|
|
||
|
|
this.log("Candidate:", candidate, "with score " + candidateScore);
|
||
|
|
|
||
|
|
for (var t = 0; t < this._nbTopCandidates; t++) {
|
||
|
|
var aTopCandidate = topCandidates[t];
|
||
|
|
|
||
|
|
if (!aTopCandidate || candidateScore > aTopCandidate.readability.contentScore) {
|
||
|
|
topCandidates.splice(t, 0, candidate);
|
||
|
|
if (topCandidates.length > this._nbTopCandidates)
|
||
|
|
topCandidates.pop();
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
var topCandidate = topCandidates[0] || null;
|
||
|
|
var neededToCreateTopCandidate = false;
|
||
|
|
var parentOfTopCandidate;
|
||
|
|
|
||
|
|
// If we still have no top candidate, just use the body as a last resort.
|
||
|
|
// We also have to copy the body node so it is something we can modify.
|
||
|
|
if (topCandidate === null || topCandidate.tagName === "BODY") {
|
||
|
|
// Move all of the page's children into topCandidate
|
||
|
|
topCandidate = doc.createElement("DIV");
|
||
|
|
neededToCreateTopCandidate = true;
|
||
|
|
// Move everything (not just elements, also text nodes etc.) into the container
|
||
|
|
// so we even include text directly in the body:
|
||
|
|
var kids = page.childNodes;
|
||
|
|
while (kids.length) {
|
||
|
|
this.log("Moving child out:", kids[0]);
|
||
|
|
topCandidate.appendChild(kids[0]);
|
||
|
|
}
|
||
|
|
|
||
|
|
page.appendChild(topCandidate);
|
||
|
|
|
||
|
|
this._initializeNode(topCandidate);
|
||
|
|
} else if (topCandidate) {
|
||
|
|
// Find a better top candidate node if it contains (at least three) nodes which belong to `topCandidates` array
|
||
|
|
// and whose scores are quite closed with current `topCandidate` node.
|
||
|
|
var alternativeCandidateAncestors = [];
|
||
|
|
for (var i = 1; i < topCandidates.length; i++) {
|
||
|
|
if (topCandidates[i].readability.contentScore / topCandidate.readability.contentScore >= 0.75) {
|
||
|
|
alternativeCandidateAncestors.push(this._getNodeAncestors(topCandidates[i]));
|
||
|
|
}
|
||
|
|
}
|
||
|
|
var MINIMUM_TOPCANDIDATES = 3;
|
||
|
|
if (alternativeCandidateAncestors.length >= MINIMUM_TOPCANDIDATES) {
|
||
|
|
parentOfTopCandidate = topCandidate.parentNode;
|
||
|
|
while (parentOfTopCandidate.tagName !== "BODY") {
|
||
|
|
var listsContainingThisAncestor = 0;
|
||
|
|
for (var ancestorIndex = 0; ancestorIndex < alternativeCandidateAncestors.length && listsContainingThisAncestor < MINIMUM_TOPCANDIDATES; ancestorIndex++) {
|
||
|
|
listsContainingThisAncestor += Number(alternativeCandidateAncestors[ancestorIndex].includes(parentOfTopCandidate));
|
||
|
|
}
|
||
|
|
if (listsContainingThisAncestor >= MINIMUM_TOPCANDIDATES) {
|
||
|
|
topCandidate = parentOfTopCandidate;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
parentOfTopCandidate = parentOfTopCandidate.parentNode;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (!topCandidate.readability) {
|
||
|
|
this._initializeNode(topCandidate);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Because of our bonus system, parents of candidates might have scores
|
||
|
|
// themselves. They get half of the node. There won't be nodes with higher
|
||
|
|
// scores than our topCandidate, but if we see the score going *up* in the first
|
||
|
|
// few steps up the tree, that's a decent sign that there might be more content
|
||
|
|
// lurking in other places that we want to unify in. The sibling stuff
|
||
|
|
// below does some of that - but only if we've looked high enough up the DOM
|
||
|
|
// tree.
|
||
|
|
parentOfTopCandidate = topCandidate.parentNode;
|
||
|
|
var lastScore = topCandidate.readability.contentScore;
|
||
|
|
// The scores shouldn't get too low.
|
||
|
|
var scoreThreshold = lastScore / 3;
|
||
|
|
while (parentOfTopCandidate.tagName !== "BODY") {
|
||
|
|
if (!parentOfTopCandidate.readability) {
|
||
|
|
parentOfTopCandidate = parentOfTopCandidate.parentNode;
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
var parentScore = parentOfTopCandidate.readability.contentScore;
|
||
|
|
if (parentScore < scoreThreshold)
|
||
|
|
break;
|
||
|
|
if (parentScore > lastScore) {
|
||
|
|
// Alright! We found a better parent to use.
|
||
|
|
topCandidate = parentOfTopCandidate;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
lastScore = parentOfTopCandidate.readability.contentScore;
|
||
|
|
parentOfTopCandidate = parentOfTopCandidate.parentNode;
|
||
|
|
}
|
||
|
|
|
||
|
|
// If the top candidate is the only child, use parent instead. This will help sibling
|
||
|
|
// joining logic when adjacent content is actually located in parent's sibling node.
|
||
|
|
parentOfTopCandidate = topCandidate.parentNode;
|
||
|
|
while (parentOfTopCandidate.tagName != "BODY" && parentOfTopCandidate.children.length == 1) {
|
||
|
|
topCandidate = parentOfTopCandidate;
|
||
|
|
parentOfTopCandidate = topCandidate.parentNode;
|
||
|
|
}
|
||
|
|
if (!topCandidate.readability) {
|
||
|
|
this._initializeNode(topCandidate);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Now that we have the top candidate, look through its siblings for content
|
||
|
|
// that might also be related. Things like preambles, content split by ads
|
||
|
|
// that we removed, etc.
|
||
|
|
var articleContent = doc.createElement("DIV");
|
||
|
|
if (isPaging)
|
||
|
|
articleContent.id = "readability-content";
|
||
|
|
|
||
|
|
var siblingScoreThreshold = Math.max(10, topCandidate.readability.contentScore * 0.2);
|
||
|
|
// Keep potential top candidate's parent node to try to get text direction of it later.
|
||
|
|
parentOfTopCandidate = topCandidate.parentNode;
|
||
|
|
var siblings = parentOfTopCandidate.children;
|
||
|
|
|
||
|
|
for (var s = 0, sl = siblings.length; s < sl; s++) {
|
||
|
|
var sibling = siblings[s];
|
||
|
|
var append = false;
|
||
|
|
|
||
|
|
this.log("Looking at sibling node:", sibling, sibling.readability ? ("with score " + sibling.readability.contentScore) : "");
|
||
|
|
this.log("Sibling has score", sibling.readability ? sibling.readability.contentScore : "Unknown");
|
||
|
|
|
||
|
|
if (sibling === topCandidate) {
|
||
|
|
append = true;
|
||
|
|
} else {
|
||
|
|
var contentBonus = 0;
|
||
|
|
|
||
|
|
// Give a bonus if sibling nodes and top candidates have the example same classname
|
||
|
|
if (sibling.className === topCandidate.className && topCandidate.className !== "")
|
||
|
|
contentBonus += topCandidate.readability.contentScore * 0.2;
|
||
|
|
|
||
|
|
if (sibling.readability &&
|
||
|
|
((sibling.readability.contentScore + contentBonus) >= siblingScoreThreshold)) {
|
||
|
|
append = true;
|
||
|
|
} else if (sibling.nodeName === "P") {
|
||
|
|
var linkDensity = this._getLinkDensity(sibling);
|
||
|
|
var nodeContent = this._getInnerText(sibling);
|
||
|
|
var nodeLength = nodeContent.length;
|
||
|
|
|
||
|
|
if (nodeLength > 80 && linkDensity < 0.25) {
|
||
|
|
append = true;
|
||
|
|
} else if (nodeLength < 80 && nodeLength > 0 && linkDensity === 0 &&
|
||
|
|
nodeContent.search(/\.( |$)/) !== -1) {
|
||
|
|
append = true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (append) {
|
||
|
|
this.log("Appending node:", sibling);
|
||
|
|
|
||
|
|
if (this.ALTER_TO_DIV_EXCEPTIONS.indexOf(sibling.nodeName) === -1) {
|
||
|
|
// We have a node that isn't a common block level element, like a form or td tag.
|
||
|
|
// Turn it into a div so it doesn't get filtered out later by accident.
|
||
|
|
this.log("Altering sibling:", sibling, "to div.");
|
||
|
|
|
||
|
|
sibling = this._setNodeTag(sibling, "DIV");
|
||
|
|
}
|
||
|
|
|
||
|
|
articleContent.appendChild(sibling);
|
||
|
|
// siblings is a reference to the children array, and
|
||
|
|
// sibling is removed from the array when we call appendChild().
|
||
|
|
// As a result, we must revisit this index since the nodes
|
||
|
|
// have been shifted.
|
||
|
|
s -= 1;
|
||
|
|
sl -= 1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (this._debug)
|
||
|
|
this.log("Article content pre-prep: " + articleContent.innerHTML);
|
||
|
|
// So we have all of the content that we need. Now we clean it up for presentation.
|
||
|
|
this._prepArticle(articleContent);
|
||
|
|
if (this._debug)
|
||
|
|
this.log("Article content post-prep: " + articleContent.innerHTML);
|
||
|
|
|
||
|
|
if (neededToCreateTopCandidate) {
|
||
|
|
// We already created a fake div thing, and there wouldn't have been any siblings left
|
||
|
|
// for the previous loop, so there's no point trying to create a new div, and then
|
||
|
|
// move all the children over. Just assign IDs and class names here. No need to append
|
||
|
|
// because that already happened anyway.
|
||
|
|
topCandidate.id = "readability-page-1";
|
||
|
|
topCandidate.className = "page";
|
||
|
|
} else {
|
||
|
|
var div = doc.createElement("DIV");
|
||
|
|
div.id = "readability-page-1";
|
||
|
|
div.className = "page";
|
||
|
|
var children = articleContent.childNodes;
|
||
|
|
while (children.length) {
|
||
|
|
div.appendChild(children[0]);
|
||
|
|
}
|
||
|
|
articleContent.appendChild(div);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (this._debug)
|
||
|
|
this.log("Article content after paging: " + articleContent.innerHTML);
|
||
|
|
|
||
|
|
var parseSuccessful = true;
|
||
|
|
|
||
|
|
// Now that we've gone through the full algorithm, check to see if
|
||
|
|
// we got any meaningful content. If we didn't, we may need to re-run
|
||
|
|
// grabArticle with different flags set. This gives us a higher likelihood of
|
||
|
|
// finding the content, and the sieve approach gives us a higher likelihood of
|
||
|
|
// finding the -right- content.
|
||
|
|
var textLength = this._getInnerText(articleContent, true).length;
|
||
|
|
if (textLength < this._charThreshold) {
|
||
|
|
parseSuccessful = false;
|
||
|
|
page.innerHTML = pageCacheHtml;
|
||
|
|
|
||
|
|
if (this._flagIsActive(this.FLAG_STRIP_UNLIKELYS)) {
|
||
|
|
this._removeFlag(this.FLAG_STRIP_UNLIKELYS);
|
||
|
|
this._attempts.push({articleContent: articleContent, textLength: textLength});
|
||
|
|
} else if (this._flagIsActive(this.FLAG_WEIGHT_CLASSES)) {
|
||
|
|
this._removeFlag(this.FLAG_WEIGHT_CLASSES);
|
||
|
|
this._attempts.push({articleContent: articleContent, textLength: textLength});
|
||
|
|
} else if (this._flagIsActive(this.FLAG_CLEAN_CONDITIONALLY)) {
|
||
|
|
this._removeFlag(this.FLAG_CLEAN_CONDITIONALLY);
|
||
|
|
this._attempts.push({articleContent: articleContent, textLength: textLength});
|
||
|
|
} else {
|
||
|
|
this._attempts.push({articleContent: articleContent, textLength: textLength});
|
||
|
|
// No luck after removing flags, just return the longest text we found during the different loops
|
||
|
|
this._attempts.sort(function (a, b) {
|
||
|
|
return b.textLength - a.textLength;
|
||
|
|
});
|
||
|
|
|
||
|
|
// But first check if we actually have something
|
||
|
|
if (!this._attempts[0].textLength) {
|
||
|
|
return null;
|
||
|
|
}
|
||
|
|
|
||
|
|
articleContent = this._attempts[0].articleContent;
|
||
|
|
parseSuccessful = true;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (parseSuccessful) {
|
||
|
|
// Find out text direction from ancestors of final top candidate.
|
||
|
|
var ancestors = [parentOfTopCandidate, topCandidate].concat(this._getNodeAncestors(parentOfTopCandidate));
|
||
|
|
this._someNode(ancestors, function(ancestor) {
|
||
|
|
if (!ancestor.tagName)
|
||
|
|
return false;
|
||
|
|
var articleDir = ancestor.getAttribute("dir");
|
||
|
|
if (articleDir) {
|
||
|
|
this._articleDir = articleDir;
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
});
|
||
|
|
return articleContent;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Check whether the input string could be a byline.
|
||
|
|
* This verifies that the input is a string, and that the length
|
||
|
|
* is less than 100 chars.
|
||
|
|
*
|
||
|
|
* @param possibleByline {string} - a string to check whether its a byline.
|
||
|
|
* @return Boolean - whether the input string is a byline.
|
||
|
|
*/
|
||
|
|
_isValidByline: function(byline) {
|
||
|
|
if (typeof byline == "string" || byline instanceof String) {
|
||
|
|
byline = byline.trim();
|
||
|
|
return (byline.length > 0) && (byline.length < 100);
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Converts some of the common HTML entities in string to their corresponding characters.
|
||
|
|
*
|
||
|
|
* @param str {string} - a string to unescape.
|
||
|
|
* @return string without HTML entity.
|
||
|
|
*/
|
||
|
|
_unescapeHtmlEntities: function(str) {
|
||
|
|
if (!str) {
|
||
|
|
return str;
|
||
|
|
}
|
||
|
|
|
||
|
|
var htmlEscapeMap = this.HTML_ESCAPE_MAP;
|
||
|
|
return str.replace(/&(quot|amp|apos|lt|gt);/g, function(_, tag) {
|
||
|
|
return htmlEscapeMap[tag];
|
||
|
|
}).replace(/&#(?:x([0-9a-z]{1,4})|([0-9]{1,4}));/gi, function(_, hex, numStr) {
|
||
|
|
var num = parseInt(hex || numStr, hex ? 16 : 10);
|
||
|
|
return String.fromCharCode(num);
|
||
|
|
});
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Try to extract metadata from JSON-LD object.
|
||
|
|
* For now, only Schema.org objects of type Article or its subtypes are supported.
|
||
|
|
* @return Object with any metadata that could be extracted (possibly none)
|
||
|
|
*/
|
||
|
|
_getJSONLD: function (doc) {
|
||
|
|
var scripts = this._getAllNodesWithTag(doc, ["script"]);
|
||
|
|
|
||
|
|
var jsonLdElement = this._findNode(scripts, function(el) {
|
||
|
|
return el.getAttribute("type") === "application/ld+json";
|
||
|
|
});
|
||
|
|
|
||
|
|
if (jsonLdElement) {
|
||
|
|
try {
|
||
|
|
// Strip CDATA markers if present
|
||
|
|
var content = jsonLdElement.textContent.replace(/^\s*<!\[CDATA\[|\]\]>\s*$/g, "");
|
||
|
|
var parsed = JSON.parse(content);
|
||
|
|
var metadata = {};
|
||
|
|
if (
|
||
|
|
!parsed["@context"] ||
|
||
|
|
!parsed["@context"].match(/^https?\:\/\/schema\.org$/)
|
||
|
|
) {
|
||
|
|
return metadata;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (!parsed["@type"] && Array.isArray(parsed["@graph"])) {
|
||
|
|
parsed = parsed["@graph"].find(function(it) {
|
||
|
|
return (it["@type"] || "").match(
|
||
|
|
this.REGEXPS.jsonLdArticleTypes
|
||
|
|
);
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
if (
|
||
|
|
!parsed ||
|
||
|
|
!parsed["@type"] ||
|
||
|
|
!parsed["@type"].match(this.REGEXPS.jsonLdArticleTypes)
|
||
|
|
) {
|
||
|
|
return metadata;
|
||
|
|
}
|
||
|
|
if (typeof parsed.name === "string") {
|
||
|
|
metadata.title = parsed.name.trim();
|
||
|
|
} else if (typeof parsed.headline === "string") {
|
||
|
|
metadata.title = parsed.headline.trim();
|
||
|
|
}
|
||
|
|
if (parsed.author) {
|
||
|
|
if (typeof parsed.author.name === "string") {
|
||
|
|
metadata.byline = parsed.author.name.trim();
|
||
|
|
} else if (Array.isArray(parsed.author) && parsed.author[0] && typeof parsed.author[0].name === "string") {
|
||
|
|
metadata.byline = parsed.author
|
||
|
|
.filter(function(author) {
|
||
|
|
return author && typeof author.name === "string";
|
||
|
|
})
|
||
|
|
.map(function(author) {
|
||
|
|
return author.name.trim();
|
||
|
|
})
|
||
|
|
.join(", ");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (typeof parsed.description === "string") {
|
||
|
|
metadata.excerpt = parsed.description.trim();
|
||
|
|
}
|
||
|
|
if (
|
||
|
|
parsed.publisher &&
|
||
|
|
typeof parsed.publisher.name === "string"
|
||
|
|
) {
|
||
|
|
metadata.siteName = parsed.publisher.name.trim();
|
||
|
|
}
|
||
|
|
return metadata;
|
||
|
|
} catch (err) {
|
||
|
|
this.log(err.message);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return {};
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Attempts to get excerpt and byline metadata for the article.
|
||
|
|
*
|
||
|
|
* @param {Object} jsonld — object containing any metadata that
|
||
|
|
* could be extracted from JSON-LD object.
|
||
|
|
*
|
||
|
|
* @return Object with optional "excerpt" and "byline" properties
|
||
|
|
*/
|
||
|
|
_getArticleMetadata: function(jsonld) {
|
||
|
|
var metadata = {};
|
||
|
|
var values = {};
|
||
|
|
var metaElements = this._doc.getElementsByTagName("meta");
|
||
|
|
|
||
|
|
// property is a space-separated list of values
|
||
|
|
var propertyPattern = /\s*(dc|dcterm|og|twitter)\s*:\s*(author|creator|description|title|site_name)\s*/gi;
|
||
|
|
|
||
|
|
// name is a single value
|
||
|
|
var namePattern = /^\s*(?:(dc|dcterm|og|twitter|weibo:(article|webpage))\s*[\.:]\s*)?(author|creator|description|title|site_name)\s*$/i;
|
||
|
|
|
||
|
|
// Find description tags.
|
||
|
|
this._forEachNode(metaElements, function(element) {
|
||
|
|
var elementName = element.getAttribute("name");
|
||
|
|
var elementProperty = element.getAttribute("property");
|
||
|
|
var content = element.getAttribute("content");
|
||
|
|
if (!content) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
var matches = null;
|
||
|
|
var name = null;
|
||
|
|
|
||
|
|
if (elementProperty) {
|
||
|
|
matches = elementProperty.match(propertyPattern);
|
||
|
|
if (matches) {
|
||
|
|
// Convert to lowercase, and remove any whitespace
|
||
|
|
// so we can match below.
|
||
|
|
name = matches[0].toLowerCase().replace(/\s/g, "");
|
||
|
|
// multiple authors
|
||
|
|
values[name] = content.trim();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
if (!matches && elementName && namePattern.test(elementName)) {
|
||
|
|
name = elementName;
|
||
|
|
if (content) {
|
||
|
|
// Convert to lowercase, remove any whitespace, and convert dots
|
||
|
|
// to colons so we can match below.
|
||
|
|
name = name.toLowerCase().replace(/\s/g, "").replace(/\./g, ":");
|
||
|
|
values[name] = content.trim();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
// get title
|
||
|
|
metadata.title = jsonld.title ||
|
||
|
|
values["dc:title"] ||
|
||
|
|
values["dcterm:title"] ||
|
||
|
|
values["og:title"] ||
|
||
|
|
values["weibo:article:title"] ||
|
||
|
|
values["weibo:webpage:title"] ||
|
||
|
|
values["title"] ||
|
||
|
|
values["twitter:title"];
|
||
|
|
|
||
|
|
if (!metadata.title) {
|
||
|
|
metadata.title = this._getArticleTitle();
|
||
|
|
}
|
||
|
|
|
||
|
|
// get author
|
||
|
|
metadata.byline = jsonld.byline ||
|
||
|
|
values["dc:creator"] ||
|
||
|
|
values["dcterm:creator"] ||
|
||
|
|
values["author"];
|
||
|
|
|
||
|
|
// get description
|
||
|
|
metadata.excerpt = jsonld.excerpt ||
|
||
|
|
values["dc:description"] ||
|
||
|
|
values["dcterm:description"] ||
|
||
|
|
values["og:description"] ||
|
||
|
|
values["weibo:article:description"] ||
|
||
|
|
values["weibo:webpage:description"] ||
|
||
|
|
values["description"] ||
|
||
|
|
values["twitter:description"];
|
||
|
|
|
||
|
|
// get site name
|
||
|
|
metadata.siteName = jsonld.siteName ||
|
||
|
|
values["og:site_name"];
|
||
|
|
|
||
|
|
// in many sites the meta value is escaped with HTML entities,
|
||
|
|
// so here we need to unescape it
|
||
|
|
metadata.title = this._unescapeHtmlEntities(metadata.title);
|
||
|
|
metadata.byline = this._unescapeHtmlEntities(metadata.byline);
|
||
|
|
metadata.excerpt = this._unescapeHtmlEntities(metadata.excerpt);
|
||
|
|
metadata.siteName = this._unescapeHtmlEntities(metadata.siteName);
|
||
|
|
|
||
|
|
return metadata;
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Check if node is image, or if node contains exactly only one image
|
||
|
|
* whether as a direct child or as its descendants.
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
**/
|
||
|
|
_isSingleImage: function(node) {
|
||
|
|
if (node.tagName === "IMG") {
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (node.children.length !== 1 || node.textContent.trim() !== "") {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return this._isSingleImage(node.children[0]);
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Find all <noscript> that are located after <img> nodes, and which contain only one
|
||
|
|
* <img> element. Replace the first image with the image from inside the <noscript> tag,
|
||
|
|
* and remove the <noscript> tag. This improves the quality of the images we use on
|
||
|
|
* some sites (e.g. Medium).
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
**/
|
||
|
|
_unwrapNoscriptImages: function(doc) {
|
||
|
|
// Find img without source or attributes that might contains image, and remove it.
|
||
|
|
// This is done to prevent a placeholder img is replaced by img from noscript in next step.
|
||
|
|
var imgs = Array.from(doc.getElementsByTagName("img"));
|
||
|
|
this._forEachNode(imgs, function(img) {
|
||
|
|
for (var i = 0; i < img.attributes.length; i++) {
|
||
|
|
var attr = img.attributes[i];
|
||
|
|
switch (attr.name) {
|
||
|
|
case "src":
|
||
|
|
case "srcset":
|
||
|
|
case "data-src":
|
||
|
|
case "data-srcset":
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (/\.(jpg|jpeg|png|webp)/i.test(attr.value)) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
img.parentNode.removeChild(img);
|
||
|
|
});
|
||
|
|
|
||
|
|
// Next find noscript and try to extract its image
|
||
|
|
var noscripts = Array.from(doc.getElementsByTagName("noscript"));
|
||
|
|
this._forEachNode(noscripts, function(noscript) {
|
||
|
|
// Parse content of noscript and make sure it only contains image
|
||
|
|
var tmp = doc.createElement("div");
|
||
|
|
tmp.innerHTML = noscript.innerHTML;
|
||
|
|
if (!this._isSingleImage(tmp)) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
// If noscript has previous sibling and it only contains image,
|
||
|
|
// replace it with noscript content. However we also keep old
|
||
|
|
// attributes that might contains image.
|
||
|
|
var prevElement = noscript.previousElementSibling;
|
||
|
|
if (prevElement && this._isSingleImage(prevElement)) {
|
||
|
|
var prevImg = prevElement;
|
||
|
|
if (prevImg.tagName !== "IMG") {
|
||
|
|
prevImg = prevElement.getElementsByTagName("img")[0];
|
||
|
|
}
|
||
|
|
|
||
|
|
var newImg = tmp.getElementsByTagName("img")[0];
|
||
|
|
for (var i = 0; i < prevImg.attributes.length; i++) {
|
||
|
|
var attr = prevImg.attributes[i];
|
||
|
|
if (attr.value === "") {
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (attr.name === "src" || attr.name === "srcset" || /\.(jpg|jpeg|png|webp)/i.test(attr.value)) {
|
||
|
|
if (newImg.getAttribute(attr.name) === attr.value) {
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
var attrName = attr.name;
|
||
|
|
if (newImg.hasAttribute(attrName)) {
|
||
|
|
attrName = "data-old-" + attrName;
|
||
|
|
}
|
||
|
|
|
||
|
|
newImg.setAttribute(attrName, attr.value);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
noscript.parentNode.replaceChild(tmp.firstElementChild, prevElement);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Removes script tags from the document.
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
**/
|
||
|
|
_removeScripts: function(doc) {
|
||
|
|
this._removeNodes(this._getAllNodesWithTag(doc, ["script"]), function(scriptNode) {
|
||
|
|
scriptNode.nodeValue = "";
|
||
|
|
scriptNode.removeAttribute("src");
|
||
|
|
return true;
|
||
|
|
});
|
||
|
|
this._removeNodes(this._getAllNodesWithTag(doc, ["noscript"]));
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Check if this node has only whitespace and a single element with given tag
|
||
|
|
* Returns false if the DIV node contains non-empty text nodes
|
||
|
|
* or if it contains no element with given tag or more than 1 element.
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
* @param string tag of child element
|
||
|
|
**/
|
||
|
|
_hasSingleTagInsideElement: function(element, tag) {
|
||
|
|
// There should be exactly 1 element child with given tag
|
||
|
|
if (element.children.length != 1 || element.children[0].tagName !== tag) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// And there should be no text nodes with real content
|
||
|
|
return !this._someNode(element.childNodes, function(node) {
|
||
|
|
return node.nodeType === this.TEXT_NODE &&
|
||
|
|
this.REGEXPS.hasContent.test(node.textContent);
|
||
|
|
});
|
||
|
|
},
|
||
|
|
|
||
|
|
_isElementWithoutContent: function(node) {
|
||
|
|
return node.nodeType === this.ELEMENT_NODE &&
|
||
|
|
node.textContent.trim().length == 0 &&
|
||
|
|
(node.children.length == 0 ||
|
||
|
|
node.children.length == node.getElementsByTagName("br").length + node.getElementsByTagName("hr").length);
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Determine whether element has any children block level elements.
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
*/
|
||
|
|
_hasChildBlockElement: function (element) {
|
||
|
|
return this._someNode(element.childNodes, function(node) {
|
||
|
|
return this.DIV_TO_P_ELEMS.has(node.tagName) ||
|
||
|
|
this._hasChildBlockElement(node);
|
||
|
|
});
|
||
|
|
},
|
||
|
|
|
||
|
|
/***
|
||
|
|
* Determine if a node qualifies as phrasing content.
|
||
|
|
* https://developer.mozilla.org/en-US/docs/Web/Guide/HTML/Content_categories#Phrasing_content
|
||
|
|
**/
|
||
|
|
_isPhrasingContent: function(node) {
|
||
|
|
return node.nodeType === this.TEXT_NODE || this.PHRASING_ELEMS.indexOf(node.tagName) !== -1 ||
|
||
|
|
((node.tagName === "A" || node.tagName === "DEL" || node.tagName === "INS") &&
|
||
|
|
this._everyNode(node.childNodes, this._isPhrasingContent));
|
||
|
|
},
|
||
|
|
|
||
|
|
_isWhitespace: function(node) {
|
||
|
|
return (node.nodeType === this.TEXT_NODE && node.textContent.trim().length === 0) ||
|
||
|
|
(node.nodeType === this.ELEMENT_NODE && node.tagName === "BR");
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get the inner text of a node - cross browser compatibly.
|
||
|
|
* This also strips out any excess whitespace to be found.
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
* @param Boolean normalizeSpaces (default: true)
|
||
|
|
* @return string
|
||
|
|
**/
|
||
|
|
_getInnerText: function(e, normalizeSpaces) {
|
||
|
|
normalizeSpaces = (typeof normalizeSpaces === "undefined") ? true : normalizeSpaces;
|
||
|
|
var textContent = e.textContent.trim();
|
||
|
|
|
||
|
|
if (normalizeSpaces) {
|
||
|
|
return textContent.replace(this.REGEXPS.normalize, " ");
|
||
|
|
}
|
||
|
|
return textContent;
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get the number of times a string s appears in the node e.
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
* @param string - what to split on. Default is ","
|
||
|
|
* @return number (integer)
|
||
|
|
**/
|
||
|
|
_getCharCount: function(e, s) {
|
||
|
|
s = s || ",";
|
||
|
|
return this._getInnerText(e).split(s).length - 1;
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Remove the style attribute on every e and under.
|
||
|
|
* TODO: Test if getElementsByTagName(*) is faster.
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
* @return void
|
||
|
|
**/
|
||
|
|
_cleanStyles: function(e) {
|
||
|
|
if (!e || e.tagName.toLowerCase() === "svg")
|
||
|
|
return;
|
||
|
|
|
||
|
|
// Remove `style` and deprecated presentational attributes
|
||
|
|
for (var i = 0; i < this.PRESENTATIONAL_ATTRIBUTES.length; i++) {
|
||
|
|
e.removeAttribute(this.PRESENTATIONAL_ATTRIBUTES[i]);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (this.DEPRECATED_SIZE_ATTRIBUTE_ELEMS.indexOf(e.tagName) !== -1) {
|
||
|
|
e.removeAttribute("width");
|
||
|
|
e.removeAttribute("height");
|
||
|
|
}
|
||
|
|
|
||
|
|
var cur = e.firstElementChild;
|
||
|
|
while (cur !== null) {
|
||
|
|
this._cleanStyles(cur);
|
||
|
|
cur = cur.nextElementSibling;
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get the density of links as a percentage of the content
|
||
|
|
* This is the amount of text that is inside a link divided by the total text in the node.
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
* @return number (float)
|
||
|
|
**/
|
||
|
|
_getLinkDensity: function(element) {
|
||
|
|
var textLength = this._getInnerText(element).length;
|
||
|
|
if (textLength === 0)
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
var linkLength = 0;
|
||
|
|
|
||
|
|
// XXX implement _reduceNodeList?
|
||
|
|
this._forEachNode(element.getElementsByTagName("a"), function(linkNode) {
|
||
|
|
var href = linkNode.getAttribute("href");
|
||
|
|
var coefficient = href && this.REGEXPS.hashUrl.test(href) ? 0.3 : 1;
|
||
|
|
linkLength += this._getInnerText(linkNode).length * coefficient;
|
||
|
|
});
|
||
|
|
|
||
|
|
return linkLength / textLength;
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get an elements class/id weight. Uses regular expressions to tell if this
|
||
|
|
* element looks good or bad.
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
* @return number (Integer)
|
||
|
|
**/
|
||
|
|
_getClassWeight: function(e) {
|
||
|
|
if (!this._flagIsActive(this.FLAG_WEIGHT_CLASSES))
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
var weight = 0;
|
||
|
|
|
||
|
|
// Look for a special classname
|
||
|
|
if (typeof(e.className) === "string" && e.className !== "") {
|
||
|
|
if (this.REGEXPS.negative.test(e.className))
|
||
|
|
weight -= 25;
|
||
|
|
|
||
|
|
if (this.REGEXPS.positive.test(e.className))
|
||
|
|
weight += 25;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Look for a special ID
|
||
|
|
if (typeof(e.id) === "string" && e.id !== "") {
|
||
|
|
if (this.REGEXPS.negative.test(e.id))
|
||
|
|
weight -= 25;
|
||
|
|
|
||
|
|
if (this.REGEXPS.positive.test(e.id))
|
||
|
|
weight += 25;
|
||
|
|
}
|
||
|
|
|
||
|
|
return weight;
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Clean a node of all elements of type "tag".
|
||
|
|
* (Unless it's a youtube/vimeo video. People love movies.)
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
* @param string tag to clean
|
||
|
|
* @return void
|
||
|
|
**/
|
||
|
|
_clean: function(e, tag) {
|
||
|
|
var isEmbed = ["object", "embed", "iframe"].indexOf(tag) !== -1;
|
||
|
|
|
||
|
|
this._removeNodes(this._getAllNodesWithTag(e, [tag]), function(element) {
|
||
|
|
// Allow youtube and vimeo videos through as people usually want to see those.
|
||
|
|
if (isEmbed) {
|
||
|
|
// First, check the elements attributes to see if any of them contain youtube or vimeo
|
||
|
|
for (var i = 0; i < element.attributes.length; i++) {
|
||
|
|
if (this.REGEXPS.videos.test(element.attributes[i].value)) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// For embed with <object> tag, check inner HTML as well.
|
||
|
|
if (element.tagName === "object" && this.REGEXPS.videos.test(element.innerHTML)) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return true;
|
||
|
|
});
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Check if a given node has one of its ancestor tag name matching the
|
||
|
|
* provided one.
|
||
|
|
* @param HTMLElement node
|
||
|
|
* @param String tagName
|
||
|
|
* @param Number maxDepth
|
||
|
|
* @param Function filterFn a filter to invoke to determine whether this node 'counts'
|
||
|
|
* @return Boolean
|
||
|
|
*/
|
||
|
|
_hasAncestorTag: function(node, tagName, maxDepth, filterFn) {
|
||
|
|
maxDepth = maxDepth || 3;
|
||
|
|
tagName = tagName.toUpperCase();
|
||
|
|
var depth = 0;
|
||
|
|
while (node.parentNode) {
|
||
|
|
if (maxDepth > 0 && depth > maxDepth)
|
||
|
|
return false;
|
||
|
|
if (node.parentNode.tagName === tagName && (!filterFn || filterFn(node.parentNode)))
|
||
|
|
return true;
|
||
|
|
node = node.parentNode;
|
||
|
|
depth++;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Return an object indicating how many rows and columns this table has.
|
||
|
|
*/
|
||
|
|
_getRowAndColumnCount: function(table) {
|
||
|
|
var rows = 0;
|
||
|
|
var columns = 0;
|
||
|
|
var trs = table.getElementsByTagName("tr");
|
||
|
|
for (var i = 0; i < trs.length; i++) {
|
||
|
|
var rowspan = trs[i].getAttribute("rowspan") || 0;
|
||
|
|
if (rowspan) {
|
||
|
|
rowspan = parseInt(rowspan, 10);
|
||
|
|
}
|
||
|
|
rows += (rowspan || 1);
|
||
|
|
|
||
|
|
// Now look for column-related info
|
||
|
|
var columnsInThisRow = 0;
|
||
|
|
var cells = trs[i].getElementsByTagName("td");
|
||
|
|
for (var j = 0; j < cells.length; j++) {
|
||
|
|
var colspan = cells[j].getAttribute("colspan") || 0;
|
||
|
|
if (colspan) {
|
||
|
|
colspan = parseInt(colspan, 10);
|
||
|
|
}
|
||
|
|
columnsInThisRow += (colspan || 1);
|
||
|
|
}
|
||
|
|
columns = Math.max(columns, columnsInThisRow);
|
||
|
|
}
|
||
|
|
return {rows: rows, columns: columns};
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Look for 'data' (as opposed to 'layout') tables, for which we use
|
||
|
|
* similar checks as
|
||
|
|
* https://searchfox.org/mozilla-central/rev/f82d5c549f046cb64ce5602bfd894b7ae807c8f8/accessible/generic/TableAccessible.cpp#19
|
||
|
|
*/
|
||
|
|
_markDataTables: function(root) {
|
||
|
|
var tables = root.getElementsByTagName("table");
|
||
|
|
for (var i = 0; i < tables.length; i++) {
|
||
|
|
var table = tables[i];
|
||
|
|
var role = table.getAttribute("role");
|
||
|
|
if (role == "presentation") {
|
||
|
|
table._readabilityDataTable = false;
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
var datatable = table.getAttribute("datatable");
|
||
|
|
if (datatable == "0") {
|
||
|
|
table._readabilityDataTable = false;
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
var summary = table.getAttribute("summary");
|
||
|
|
if (summary) {
|
||
|
|
table._readabilityDataTable = true;
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
var caption = table.getElementsByTagName("caption")[0];
|
||
|
|
if (caption && caption.childNodes.length > 0) {
|
||
|
|
table._readabilityDataTable = true;
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
// If the table has a descendant with any of these tags, consider a data table:
|
||
|
|
var dataTableDescendants = ["col", "colgroup", "tfoot", "thead", "th"];
|
||
|
|
var descendantExists = function(tag) {
|
||
|
|
return !!table.getElementsByTagName(tag)[0];
|
||
|
|
};
|
||
|
|
if (dataTableDescendants.some(descendantExists)) {
|
||
|
|
this.log("Data table because found data-y descendant");
|
||
|
|
table._readabilityDataTable = true;
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Nested tables indicate a layout table:
|
||
|
|
if (table.getElementsByTagName("table")[0]) {
|
||
|
|
table._readabilityDataTable = false;
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
var sizeInfo = this._getRowAndColumnCount(table);
|
||
|
|
if (sizeInfo.rows >= 10 || sizeInfo.columns > 4) {
|
||
|
|
table._readabilityDataTable = true;
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
// Now just go by size entirely:
|
||
|
|
table._readabilityDataTable = sizeInfo.rows * sizeInfo.columns > 10;
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
/* convert images and figures that have properties like data-src into images that can be loaded without JS */
|
||
|
|
_fixLazyImages: function (root) {
|
||
|
|
this._forEachNode(this._getAllNodesWithTag(root, ["img", "picture", "figure"]), function (elem) {
|
||
|
|
// In some sites (e.g. Kotaku), they put 1px square image as base64 data uri in the src attribute.
|
||
|
|
// So, here we check if the data uri is too short, just might as well remove it.
|
||
|
|
if (elem.src && this.REGEXPS.b64DataUrl.test(elem.src)) {
|
||
|
|
// Make sure it's not SVG, because SVG can have a meaningful image in under 133 bytes.
|
||
|
|
var parts = this.REGEXPS.b64DataUrl.exec(elem.src);
|
||
|
|
if (parts[1] === "image/svg+xml") {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Make sure this element has other attributes which contains image.
|
||
|
|
// If it doesn't, then this src is important and shouldn't be removed.
|
||
|
|
var srcCouldBeRemoved = false;
|
||
|
|
for (var i = 0; i < elem.attributes.length; i++) {
|
||
|
|
var attr = elem.attributes[i];
|
||
|
|
if (attr.name === "src") {
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (/\.(jpg|jpeg|png|webp)/i.test(attr.value)) {
|
||
|
|
srcCouldBeRemoved = true;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Here we assume if image is less than 100 bytes (or 133B after encoded to base64)
|
||
|
|
// it will be too small, therefore it might be placeholder image.
|
||
|
|
if (srcCouldBeRemoved) {
|
||
|
|
var b64starts = elem.src.search(/base64\s*/i) + 7;
|
||
|
|
var b64length = elem.src.length - b64starts;
|
||
|
|
if (b64length < 133) {
|
||
|
|
elem.removeAttribute("src");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// also check for "null" to work around https://github.com/jsdom/jsdom/issues/2580
|
||
|
|
if ((elem.src || (elem.srcset && elem.srcset != "null")) && elem.className.toLowerCase().indexOf("lazy") === -1) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
for (var j = 0; j < elem.attributes.length; j++) {
|
||
|
|
attr = elem.attributes[j];
|
||
|
|
if (attr.name === "src" || attr.name === "srcset") {
|
||
|
|
continue;
|
||
|
|
}
|
||
|
|
var copyTo = null;
|
||
|
|
if (/\.(jpg|jpeg|png|webp)\s+\d/.test(attr.value)) {
|
||
|
|
copyTo = "srcset";
|
||
|
|
} else if (/^\s*\S+\.(jpg|jpeg|png|webp)\S*\s*$/.test(attr.value)) {
|
||
|
|
copyTo = "src";
|
||
|
|
}
|
||
|
|
if (copyTo) {
|
||
|
|
//if this is an img or picture, set the attribute directly
|
||
|
|
if (elem.tagName === "IMG" || elem.tagName === "PICTURE") {
|
||
|
|
elem.setAttribute(copyTo, attr.value);
|
||
|
|
} else if (elem.tagName === "FIGURE" && !this._getAllNodesWithTag(elem, ["img", "picture"]).length) {
|
||
|
|
//if the item is a <figure> that does not contain an image or picture, create one and place it inside the figure
|
||
|
|
//see the nytimes-3 testcase for an example
|
||
|
|
var img = this._doc.createElement("img");
|
||
|
|
img.setAttribute(copyTo, attr.value);
|
||
|
|
elem.appendChild(img);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
});
|
||
|
|
},
|
||
|
|
|
||
|
|
_getTextDensity: function(e, tags) {
|
||
|
|
var textLength = this._getInnerText(e, true).length;
|
||
|
|
if (textLength === 0) {
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
var childrenLength = 0;
|
||
|
|
var children = this._getAllNodesWithTag(e, tags);
|
||
|
|
this._forEachNode(children, (child) => childrenLength += this._getInnerText(child, true).length);
|
||
|
|
return childrenLength / textLength;
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Clean an element of all tags of type "tag" if they look fishy.
|
||
|
|
* "Fishy" is an algorithm based on content length, classnames, link density, number of images & embeds, etc.
|
||
|
|
*
|
||
|
|
* @return void
|
||
|
|
**/
|
||
|
|
_cleanConditionally: function(e, tag) {
|
||
|
|
if (!this._flagIsActive(this.FLAG_CLEAN_CONDITIONALLY))
|
||
|
|
return;
|
||
|
|
|
||
|
|
// Gather counts for other typical elements embedded within.
|
||
|
|
// Traverse backwards so we can remove nodes at the same time
|
||
|
|
// without effecting the traversal.
|
||
|
|
//
|
||
|
|
// TODO: Consider taking into account original contentScore here.
|
||
|
|
this._removeNodes(this._getAllNodesWithTag(e, [tag]), function(node) {
|
||
|
|
// First check if this node IS data table, in which case don't remove it.
|
||
|
|
var isDataTable = function(t) {
|
||
|
|
return t._readabilityDataTable;
|
||
|
|
};
|
||
|
|
|
||
|
|
var isList = tag === "ul" || tag === "ol";
|
||
|
|
if (!isList) {
|
||
|
|
var listLength = 0;
|
||
|
|
var listNodes = this._getAllNodesWithTag(node, ["ul", "ol"]);
|
||
|
|
this._forEachNode(listNodes, (list) => listLength += this._getInnerText(list).length);
|
||
|
|
isList = listLength / this._getInnerText(node).length > 0.9;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (tag === "table" && isDataTable(node)) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Next check if we're inside a data table, in which case don't remove it as well.
|
||
|
|
if (this._hasAncestorTag(node, "table", -1, isDataTable)) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (this._hasAncestorTag(node, "code")) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
var weight = this._getClassWeight(node);
|
||
|
|
|
||
|
|
this.log("Cleaning Conditionally", node);
|
||
|
|
|
||
|
|
var contentScore = 0;
|
||
|
|
|
||
|
|
if (weight + contentScore < 0) {
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (this._getCharCount(node, ",") < 10) {
|
||
|
|
// If there are not very many commas, and the number of
|
||
|
|
// non-paragraph elements is more than paragraphs or other
|
||
|
|
// ominous signs, remove the element.
|
||
|
|
var p = node.getElementsByTagName("p").length;
|
||
|
|
var img = node.getElementsByTagName("img").length;
|
||
|
|
var li = node.getElementsByTagName("li").length - 100;
|
||
|
|
var input = node.getElementsByTagName("input").length;
|
||
|
|
var headingDensity = this._getTextDensity(node, ["h1", "h2", "h3", "h4", "h5", "h6"]);
|
||
|
|
|
||
|
|
var embedCount = 0;
|
||
|
|
var embeds = this._getAllNodesWithTag(node, ["object", "embed", "iframe"]);
|
||
|
|
|
||
|
|
for (var i = 0; i < embeds.length; i++) {
|
||
|
|
// If this embed has attribute that matches video regex, don't delete it.
|
||
|
|
for (var j = 0; j < embeds[i].attributes.length; j++) {
|
||
|
|
if (this.REGEXPS.videos.test(embeds[i].attributes[j].value)) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// For embed with <object> tag, check inner HTML as well.
|
||
|
|
if (embeds[i].tagName === "object" && this.REGEXPS.videos.test(embeds[i].innerHTML)) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
embedCount++;
|
||
|
|
}
|
||
|
|
|
||
|
|
var linkDensity = this._getLinkDensity(node);
|
||
|
|
var contentLength = this._getInnerText(node).length;
|
||
|
|
|
||
|
|
var haveToRemove =
|
||
|
|
(img > 1 && p / img < 0.5 && !this._hasAncestorTag(node, "figure")) ||
|
||
|
|
(!isList && li > p) ||
|
||
|
|
(input > Math.floor(p/3)) ||
|
||
|
|
(!isList && headingDensity < 0.9 && contentLength < 25 && (img === 0 || img > 2) && !this._hasAncestorTag(node, "figure")) ||
|
||
|
|
(!isList && weight < 25 && linkDensity > 0.2) ||
|
||
|
|
(weight >= 25 && linkDensity > 0.5) ||
|
||
|
|
((embedCount === 1 && contentLength < 75) || embedCount > 1);
|
||
|
|
return haveToRemove;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
});
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Clean out elements that match the specified conditions
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
* @param Function determines whether a node should be removed
|
||
|
|
* @return void
|
||
|
|
**/
|
||
|
|
_cleanMatchedNodes: function(e, filter) {
|
||
|
|
var endOfSearchMarkerNode = this._getNextNode(e, true);
|
||
|
|
var next = this._getNextNode(e);
|
||
|
|
while (next && next != endOfSearchMarkerNode) {
|
||
|
|
if (filter.call(this, next, next.className + " " + next.id)) {
|
||
|
|
next = this._removeAndGetNext(next);
|
||
|
|
} else {
|
||
|
|
next = this._getNextNode(next);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Clean out spurious headers from an Element.
|
||
|
|
*
|
||
|
|
* @param Element
|
||
|
|
* @return void
|
||
|
|
**/
|
||
|
|
_cleanHeaders: function(e) {
|
||
|
|
let headingNodes = this._getAllNodesWithTag(e, ["h1", "h2"]);
|
||
|
|
this._removeNodes(headingNodes, function(node) {
|
||
|
|
let shouldRemove = this._getClassWeight(node) < 0;
|
||
|
|
if (shouldRemove) {
|
||
|
|
this.log("Removing header with low class weight:", node);
|
||
|
|
}
|
||
|
|
return shouldRemove;
|
||
|
|
});
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Check if this node is an H1 or H2 element whose content is mostly
|
||
|
|
* the same as the article title.
|
||
|
|
*
|
||
|
|
* @param Element the node to check.
|
||
|
|
* @return boolean indicating whether this is a title-like header.
|
||
|
|
*/
|
||
|
|
_headerDuplicatesTitle: function(node) {
|
||
|
|
if (node.tagName != "H1" && node.tagName != "H2") {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
var heading = this._getInnerText(node, false);
|
||
|
|
this.log("Evaluating similarity of header:", heading, this._articleTitle);
|
||
|
|
return this._textSimilarity(this._articleTitle, heading) > 0.75;
|
||
|
|
},
|
||
|
|
|
||
|
|
_flagIsActive: function(flag) {
|
||
|
|
return (this._flags & flag) > 0;
|
||
|
|
},
|
||
|
|
|
||
|
|
_removeFlag: function(flag) {
|
||
|
|
this._flags = this._flags & ~flag;
|
||
|
|
},
|
||
|
|
|
||
|
|
_isProbablyVisible: function(node) {
|
||
|
|
// Have to null-check node.style and node.className.indexOf to deal with SVG and MathML nodes.
|
||
|
|
return (!node.style || node.style.display != "none")
|
||
|
|
&& !node.hasAttribute("hidden")
|
||
|
|
//check for "fallback-image" so that wikimedia math images are displayed
|
||
|
|
&& (!node.hasAttribute("aria-hidden") || node.getAttribute("aria-hidden") != "true" || (node.className && node.className.indexOf && node.className.indexOf("fallback-image") !== -1));
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Runs readability.
|
||
|
|
*
|
||
|
|
* Workflow:
|
||
|
|
* 1. Prep the document by removing script tags, css, etc.
|
||
|
|
* 2. Build readability's DOM tree.
|
||
|
|
* 3. Grab the article content from the current dom tree.
|
||
|
|
* 4. Replace the current DOM tree with the new one.
|
||
|
|
* 5. Read peacefully.
|
||
|
|
*
|
||
|
|
* @return void
|
||
|
|
**/
|
||
|
|
parse: function () {
|
||
|
|
// Avoid parsing too large documents, as per configuration option
|
||
|
|
if (this._maxElemsToParse > 0) {
|
||
|
|
var numTags = this._doc.getElementsByTagName("*").length;
|
||
|
|
if (numTags > this._maxElemsToParse) {
|
||
|
|
throw new Error("Aborting parsing document; " + numTags + " elements found");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Unwrap image from noscript
|
||
|
|
this._unwrapNoscriptImages(this._doc);
|
||
|
|
|
||
|
|
// Extract JSON-LD metadata before removing scripts
|
||
|
|
var jsonLd = this._disableJSONLD ? {} : this._getJSONLD(this._doc);
|
||
|
|
|
||
|
|
// Remove script tags from the document.
|
||
|
|
this._removeScripts(this._doc);
|
||
|
|
|
||
|
|
this._prepDocument();
|
||
|
|
|
||
|
|
var metadata = this._getArticleMetadata(jsonLd);
|
||
|
|
this._articleTitle = metadata.title;
|
||
|
|
|
||
|
|
var articleContent = this._grabArticle();
|
||
|
|
if (!articleContent)
|
||
|
|
return null;
|
||
|
|
|
||
|
|
this.log("Grabbed: " + articleContent.innerHTML);
|
||
|
|
|
||
|
|
this._postProcessContent(articleContent);
|
||
|
|
|
||
|
|
// If we haven't found an excerpt in the article's metadata, use the article's
|
||
|
|
// first paragraph as the excerpt. This is used for displaying a preview of
|
||
|
|
// the article's content.
|
||
|
|
if (!metadata.excerpt) {
|
||
|
|
var paragraphs = articleContent.getElementsByTagName("p");
|
||
|
|
if (paragraphs.length > 0) {
|
||
|
|
metadata.excerpt = paragraphs[0].textContent.trim();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
var textContent = articleContent.textContent;
|
||
|
|
return {
|
||
|
|
title: this._articleTitle,
|
||
|
|
byline: metadata.byline || this._articleByline,
|
||
|
|
dir: this._articleDir,
|
||
|
|
content: this._serializer(articleContent),
|
||
|
|
textContent: textContent,
|
||
|
|
length: textContent.length,
|
||
|
|
excerpt: metadata.excerpt,
|
||
|
|
siteName: metadata.siteName || this._articleSiteName
|
||
|
|
};
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
{
|
||
|
|
module.exports = Readability;
|
||
|
|
}
|
||
|
|
}(Readability$1));
|
||
|
|
|
||
|
|
var ReadabilityReaderable = {exports: {}};
|
||
|
|
|
||
|
|
/* eslint-env es6:false */
|
||
|
|
|
||
|
|
(function (module) {
|
||
|
|
/*
|
||
|
|
* Copyright (c) 2010 Arc90 Inc
|
||
|
|
*
|
||
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
* you may not use this file except in compliance with the License.
|
||
|
|
* You may obtain a copy of the License at
|
||
|
|
*
|
||
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
*
|
||
|
|
* Unless required by applicable law or agreed to in writing, software
|
||
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
* See the License for the specific language governing permissions and
|
||
|
|
* limitations under the License.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/*
|
||
|
|
* This code is heavily based on Arc90's readability.js (1.7.1) script
|
||
|
|
* available at: http://code.google.com/p/arc90labs-readability
|
||
|
|
*/
|
||
|
|
|
||
|
|
var REGEXPS = {
|
||
|
|
// NOTE: These two regular expressions are duplicated in
|
||
|
|
// Readability.js. Please keep both copies in sync.
|
||
|
|
unlikelyCandidates: /-ad-|ai2html|banner|breadcrumbs|combx|comment|community|cover-wrap|disqus|extra|footer|gdpr|header|legends|menu|related|remark|replies|rss|shoutbox|sidebar|skyscraper|social|sponsor|supplemental|ad-break|agegate|pagination|pager|popup|yom-remote/i,
|
||
|
|
okMaybeItsACandidate: /and|article|body|column|content|main|shadow/i,
|
||
|
|
};
|
||
|
|
|
||
|
|
function isNodeVisible(node) {
|
||
|
|
// Have to null-check node.style and node.className.indexOf to deal with SVG and MathML nodes.
|
||
|
|
return (!node.style || node.style.display != "none")
|
||
|
|
&& !node.hasAttribute("hidden")
|
||
|
|
//check for "fallback-image" so that wikimedia math images are displayed
|
||
|
|
&& (!node.hasAttribute("aria-hidden") || node.getAttribute("aria-hidden") != "true" || (node.className && node.className.indexOf && node.className.indexOf("fallback-image") !== -1));
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Decides whether or not the document is reader-able without parsing the whole thing.
|
||
|
|
* @param {Object} options Configuration object.
|
||
|
|
* @param {number} [options.minContentLength=140] The minimum node content length used to decide if the document is readerable.
|
||
|
|
* @param {number} [options.minScore=20] The minumum cumulated 'score' used to determine if the document is readerable.
|
||
|
|
* @param {Function} [options.visibilityChecker=isNodeVisible] The function used to determine if a node is visible.
|
||
|
|
* @return {boolean} Whether or not we suspect Readability.parse() will suceeed at returning an article object.
|
||
|
|
*/
|
||
|
|
function isProbablyReaderable(doc, options = {}) {
|
||
|
|
// For backward compatibility reasons 'options' can either be a configuration object or the function used
|
||
|
|
// to determine if a node is visible.
|
||
|
|
if (typeof options == "function") {
|
||
|
|
options = { visibilityChecker: options };
|
||
|
|
}
|
||
|
|
|
||
|
|
var defaultOptions = { minScore: 20, minContentLength: 140, visibilityChecker: isNodeVisible };
|
||
|
|
options = Object.assign(defaultOptions, options);
|
||
|
|
|
||
|
|
var nodes = doc.querySelectorAll("p, pre");
|
||
|
|
|
||
|
|
// Get <div> nodes which have <br> node(s) and append them into the `nodes` variable.
|
||
|
|
// Some articles' DOM structures might look like
|
||
|
|
// <div>
|
||
|
|
// Sentences<br>
|
||
|
|
// <br>
|
||
|
|
// Sentences<br>
|
||
|
|
// </div>
|
||
|
|
var brNodes = doc.querySelectorAll("div > br");
|
||
|
|
if (brNodes.length) {
|
||
|
|
var set = new Set(nodes);
|
||
|
|
[].forEach.call(brNodes, function (node) {
|
||
|
|
set.add(node.parentNode);
|
||
|
|
});
|
||
|
|
nodes = Array.from(set);
|
||
|
|
}
|
||
|
|
|
||
|
|
var score = 0;
|
||
|
|
// This is a little cheeky, we use the accumulator 'score' to decide what to return from
|
||
|
|
// this callback:
|
||
|
|
return [].some.call(nodes, function (node) {
|
||
|
|
if (!options.visibilityChecker(node)) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
var matchString = node.className + " " + node.id;
|
||
|
|
if (REGEXPS.unlikelyCandidates.test(matchString) &&
|
||
|
|
!REGEXPS.okMaybeItsACandidate.test(matchString)) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (node.matches("li p")) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
var textContentLength = node.textContent.trim().length;
|
||
|
|
if (textContentLength < options.minContentLength) {
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
score += Math.sqrt(textContentLength - options.minContentLength);
|
||
|
|
|
||
|
|
if (score > options.minScore) {
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
{
|
||
|
|
module.exports = isProbablyReaderable;
|
||
|
|
}
|
||
|
|
}(ReadabilityReaderable));
|
||
|
|
|
||
|
|
var Readability = Readability$1.exports;
|
||
|
|
var isProbablyReaderable = ReadabilityReaderable.exports;
|
||
|
|
|
||
|
|
var readability = {
|
||
|
|
Readability: Readability,
|
||
|
|
isProbablyReaderable: isProbablyReaderable
|
||
|
|
};
|
||
|
|
|
||
|
|
function extend (destination) {
|
||
|
|
for (var i = 1; i < arguments.length; i++) {
|
||
|
|
var source = arguments[i];
|
||
|
|
for (var key in source) {
|
||
|
|
if (source.hasOwnProperty(key)) destination[key] = source[key];
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return destination
|
||
|
|
}
|
||
|
|
|
||
|
|
function repeat (character, count) {
|
||
|
|
return Array(count + 1).join(character)
|
||
|
|
}
|
||
|
|
|
||
|
|
function trimLeadingNewlines (string) {
|
||
|
|
return string.replace(/^\n*/, '')
|
||
|
|
}
|
||
|
|
|
||
|
|
function trimTrailingNewlines (string) {
|
||
|
|
// avoid match-at-end regexp bottleneck, see #370
|
||
|
|
var indexEnd = string.length;
|
||
|
|
while (indexEnd > 0 && string[indexEnd - 1] === '\n') indexEnd--;
|
||
|
|
return string.substring(0, indexEnd)
|
||
|
|
}
|
||
|
|
|
||
|
|
var blockElements = [
|
||
|
|
'ADDRESS', 'ARTICLE', 'ASIDE', 'AUDIO', 'BLOCKQUOTE', 'BODY', 'CANVAS',
|
||
|
|
'CENTER', 'DD', 'DIR', 'DIV', 'DL', 'DT', 'FIELDSET', 'FIGCAPTION', 'FIGURE',
|
||
|
|
'FOOTER', 'FORM', 'FRAMESET', 'H1', 'H2', 'H3', 'H4', 'H5', 'H6', 'HEADER',
|
||
|
|
'HGROUP', 'HR', 'HTML', 'ISINDEX', 'LI', 'MAIN', 'MENU', 'NAV', 'NOFRAMES',
|
||
|
|
'NOSCRIPT', 'OL', 'OUTPUT', 'P', 'PRE', 'SECTION', 'TABLE', 'TBODY', 'TD',
|
||
|
|
'TFOOT', 'TH', 'THEAD', 'TR', 'UL'
|
||
|
|
];
|
||
|
|
|
||
|
|
function isBlock (node) {
|
||
|
|
return is(node, blockElements)
|
||
|
|
}
|
||
|
|
|
||
|
|
var voidElements = [
|
||
|
|
'AREA', 'BASE', 'BR', 'COL', 'COMMAND', 'EMBED', 'HR', 'IMG', 'INPUT',
|
||
|
|
'KEYGEN', 'LINK', 'META', 'PARAM', 'SOURCE', 'TRACK', 'WBR'
|
||
|
|
];
|
||
|
|
|
||
|
|
function isVoid (node) {
|
||
|
|
return is(node, voidElements)
|
||
|
|
}
|
||
|
|
|
||
|
|
function hasVoid (node) {
|
||
|
|
return has(node, voidElements)
|
||
|
|
}
|
||
|
|
|
||
|
|
var meaningfulWhenBlankElements = [
|
||
|
|
'A', 'TABLE', 'THEAD', 'TBODY', 'TFOOT', 'TH', 'TD', 'IFRAME', 'SCRIPT',
|
||
|
|
'AUDIO', 'VIDEO'
|
||
|
|
];
|
||
|
|
|
||
|
|
function isMeaningfulWhenBlank (node) {
|
||
|
|
return is(node, meaningfulWhenBlankElements)
|
||
|
|
}
|
||
|
|
|
||
|
|
function hasMeaningfulWhenBlank (node) {
|
||
|
|
return has(node, meaningfulWhenBlankElements)
|
||
|
|
}
|
||
|
|
|
||
|
|
function is (node, tagNames) {
|
||
|
|
return tagNames.indexOf(node.nodeName) >= 0
|
||
|
|
}
|
||
|
|
|
||
|
|
function has (node, tagNames) {
|
||
|
|
return (
|
||
|
|
node.getElementsByTagName &&
|
||
|
|
tagNames.some(function (tagName) {
|
||
|
|
return node.getElementsByTagName(tagName).length
|
||
|
|
})
|
||
|
|
)
|
||
|
|
}
|
||
|
|
|
||
|
|
var rules$1 = {};
|
||
|
|
|
||
|
|
rules$1.paragraph = {
|
||
|
|
filter: 'p',
|
||
|
|
|
||
|
|
replacement: function (content) {
|
||
|
|
return '\n\n' + content + '\n\n'
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules$1.lineBreak = {
|
||
|
|
filter: 'br',
|
||
|
|
|
||
|
|
replacement: function (content, node, options) {
|
||
|
|
return options.br + '\n'
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules$1.heading = {
|
||
|
|
filter: ['h1', 'h2', 'h3', 'h4', 'h5', 'h6'],
|
||
|
|
|
||
|
|
replacement: function (content, node, options) {
|
||
|
|
var hLevel = Number(node.nodeName.charAt(1));
|
||
|
|
|
||
|
|
if (options.headingStyle === 'setext' && hLevel < 3) {
|
||
|
|
var underline = repeat((hLevel === 1 ? '=' : '-'), content.length);
|
||
|
|
return (
|
||
|
|
'\n\n' + content + '\n' + underline + '\n\n'
|
||
|
|
)
|
||
|
|
} else {
|
||
|
|
return '\n\n' + repeat('#', hLevel) + ' ' + content + '\n\n'
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules$1.blockquote = {
|
||
|
|
filter: 'blockquote',
|
||
|
|
|
||
|
|
replacement: function (content) {
|
||
|
|
content = content.replace(/^\n+|\n+$/g, '');
|
||
|
|
content = content.replace(/^/gm, '> ');
|
||
|
|
return '\n\n' + content + '\n\n'
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules$1.list = {
|
||
|
|
filter: ['ul', 'ol'],
|
||
|
|
|
||
|
|
replacement: function (content, node) {
|
||
|
|
var parent = node.parentNode;
|
||
|
|
if (parent.nodeName === 'LI' && parent.lastElementChild === node) {
|
||
|
|
return '\n' + content
|
||
|
|
} else {
|
||
|
|
return '\n\n' + content + '\n\n'
|
||
|
|
}
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules$1.listItem = {
|
||
|
|
filter: 'li',
|
||
|
|
|
||
|
|
replacement: function (content, node, options) {
|
||
|
|
content = content
|
||
|
|
.replace(/^\n+/, '') // remove leading newlines
|
||
|
|
.replace(/\n+$/, '\n') // replace trailing newlines with just a single one
|
||
|
|
.replace(/\n/gm, '\n '); // indent
|
||
|
|
var prefix = options.bulletListMarker + ' ';
|
||
|
|
var parent = node.parentNode;
|
||
|
|
if (parent.nodeName === 'OL') {
|
||
|
|
var start = parent.getAttribute('start');
|
||
|
|
var index = Array.prototype.indexOf.call(parent.children, node);
|
||
|
|
prefix = (start ? Number(start) + index : index + 1) + '. ';
|
||
|
|
}
|
||
|
|
return (
|
||
|
|
prefix + content + (node.nextSibling && !/\n$/.test(content) ? '\n' : '')
|
||
|
|
)
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules$1.indentedCodeBlock = {
|
||
|
|
filter: function (node, options) {
|
||
|
|
return (
|
||
|
|
options.codeBlockStyle === 'indented' &&
|
||
|
|
node.nodeName === 'PRE' &&
|
||
|
|
node.firstChild &&
|
||
|
|
node.firstChild.nodeName === 'CODE'
|
||
|
|
)
|
||
|
|
},
|
||
|
|
|
||
|
|
replacement: function (content, node, options) {
|
||
|
|
return (
|
||
|
|
'\n\n ' +
|
||
|
|
node.firstChild.textContent.replace(/\n/g, '\n ') +
|
||
|
|
'\n\n'
|
||
|
|
)
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules$1.fencedCodeBlock = {
|
||
|
|
filter: function (node, options) {
|
||
|
|
return (
|
||
|
|
options.codeBlockStyle === 'fenced' &&
|
||
|
|
node.nodeName === 'PRE' &&
|
||
|
|
node.firstChild &&
|
||
|
|
node.firstChild.nodeName === 'CODE'
|
||
|
|
)
|
||
|
|
},
|
||
|
|
|
||
|
|
replacement: function (content, node, options) {
|
||
|
|
var className = node.firstChild.getAttribute('class') || '';
|
||
|
|
var language = (className.match(/language-(\S+)/) || [null, ''])[1];
|
||
|
|
var code = node.firstChild.textContent;
|
||
|
|
|
||
|
|
var fenceChar = options.fence.charAt(0);
|
||
|
|
var fenceSize = 3;
|
||
|
|
var fenceInCodeRegex = new RegExp('^' + fenceChar + '{3,}', 'gm');
|
||
|
|
|
||
|
|
var match;
|
||
|
|
while ((match = fenceInCodeRegex.exec(code))) {
|
||
|
|
if (match[0].length >= fenceSize) {
|
||
|
|
fenceSize = match[0].length + 1;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
var fence = repeat(fenceChar, fenceSize);
|
||
|
|
|
||
|
|
return (
|
||
|
|
'\n\n' + fence + language + '\n' +
|
||
|
|
code.replace(/\n$/, '') +
|
||
|
|
'\n' + fence + '\n\n'
|
||
|
|
)
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules$1.horizontalRule = {
|
||
|
|
filter: 'hr',
|
||
|
|
|
||
|
|
replacement: function (content, node, options) {
|
||
|
|
return '\n\n' + options.hr + '\n\n'
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules$1.inlineLink = {
|
||
|
|
filter: function (node, options) {
|
||
|
|
return (
|
||
|
|
options.linkStyle === 'inlined' &&
|
||
|
|
node.nodeName === 'A' &&
|
||
|
|
node.getAttribute('href')
|
||
|
|
)
|
||
|
|
},
|
||
|
|
|
||
|
|
replacement: function (content, node) {
|
||
|
|
var href = node.getAttribute('href');
|
||
|
|
var title = cleanAttribute(node.getAttribute('title'));
|
||
|
|
if (title) title = ' "' + title + '"';
|
||
|
|
return '[' + content + '](' + href + title + ')'
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules$1.referenceLink = {
|
||
|
|
filter: function (node, options) {
|
||
|
|
return (
|
||
|
|
options.linkStyle === 'referenced' &&
|
||
|
|
node.nodeName === 'A' &&
|
||
|
|
node.getAttribute('href')
|
||
|
|
)
|
||
|
|
},
|
||
|
|
|
||
|
|
replacement: function (content, node, options) {
|
||
|
|
var href = node.getAttribute('href');
|
||
|
|
var title = cleanAttribute(node.getAttribute('title'));
|
||
|
|
if (title) title = ' "' + title + '"';
|
||
|
|
var replacement;
|
||
|
|
var reference;
|
||
|
|
|
||
|
|
switch (options.linkReferenceStyle) {
|
||
|
|
case 'collapsed':
|
||
|
|
replacement = '[' + content + '][]';
|
||
|
|
reference = '[' + content + ']: ' + href + title;
|
||
|
|
break
|
||
|
|
case 'shortcut':
|
||
|
|
replacement = '[' + content + ']';
|
||
|
|
reference = '[' + content + ']: ' + href + title;
|
||
|
|
break
|
||
|
|
default:
|
||
|
|
var id = this.references.length + 1;
|
||
|
|
replacement = '[' + content + '][' + id + ']';
|
||
|
|
reference = '[' + id + ']: ' + href + title;
|
||
|
|
}
|
||
|
|
|
||
|
|
this.references.push(reference);
|
||
|
|
return replacement
|
||
|
|
},
|
||
|
|
|
||
|
|
references: [],
|
||
|
|
|
||
|
|
append: function (options) {
|
||
|
|
var references = '';
|
||
|
|
if (this.references.length) {
|
||
|
|
references = '\n\n' + this.references.join('\n') + '\n\n';
|
||
|
|
this.references = []; // Reset references
|
||
|
|
}
|
||
|
|
return references
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules$1.emphasis = {
|
||
|
|
filter: ['em', 'i'],
|
||
|
|
|
||
|
|
replacement: function (content, node, options) {
|
||
|
|
if (!content.trim()) return ''
|
||
|
|
return options.emDelimiter + content + options.emDelimiter
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules$1.strong = {
|
||
|
|
filter: ['strong', 'b'],
|
||
|
|
|
||
|
|
replacement: function (content, node, options) {
|
||
|
|
if (!content.trim()) return ''
|
||
|
|
return options.strongDelimiter + content + options.strongDelimiter
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules$1.code = {
|
||
|
|
filter: function (node) {
|
||
|
|
var hasSiblings = node.previousSibling || node.nextSibling;
|
||
|
|
var isCodeBlock = node.parentNode.nodeName === 'PRE' && !hasSiblings;
|
||
|
|
|
||
|
|
return node.nodeName === 'CODE' && !isCodeBlock
|
||
|
|
},
|
||
|
|
|
||
|
|
replacement: function (content) {
|
||
|
|
if (!content) return ''
|
||
|
|
content = content.replace(/\r?\n|\r/g, ' ');
|
||
|
|
|
||
|
|
var extraSpace = /^`|^ .*?[^ ].* $|`$/.test(content) ? ' ' : '';
|
||
|
|
var delimiter = '`';
|
||
|
|
var matches = content.match(/`+/gm) || [];
|
||
|
|
while (matches.indexOf(delimiter) !== -1) delimiter = delimiter + '`';
|
||
|
|
|
||
|
|
return delimiter + extraSpace + content + extraSpace + delimiter
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules$1.image = {
|
||
|
|
filter: 'img',
|
||
|
|
|
||
|
|
replacement: function (content, node) {
|
||
|
|
var alt = cleanAttribute(node.getAttribute('alt'));
|
||
|
|
var src = node.getAttribute('src') || '';
|
||
|
|
var title = cleanAttribute(node.getAttribute('title'));
|
||
|
|
var titlePart = title ? ' "' + title + '"' : '';
|
||
|
|
return src ? '![' + alt + ']' + '(' + src + titlePart + ')' : ''
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
function cleanAttribute (attribute) {
|
||
|
|
return attribute ? attribute.replace(/(\n+\s*)+/g, '\n') : ''
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Manages a collection of rules used to convert HTML to Markdown
|
||
|
|
*/
|
||
|
|
|
||
|
|
function Rules (options) {
|
||
|
|
this.options = options;
|
||
|
|
this._keep = [];
|
||
|
|
this._remove = [];
|
||
|
|
|
||
|
|
this.blankRule = {
|
||
|
|
replacement: options.blankReplacement
|
||
|
|
};
|
||
|
|
|
||
|
|
this.keepReplacement = options.keepReplacement;
|
||
|
|
|
||
|
|
this.defaultRule = {
|
||
|
|
replacement: options.defaultReplacement
|
||
|
|
};
|
||
|
|
|
||
|
|
this.array = [];
|
||
|
|
for (var key in options.rules) this.array.push(options.rules[key]);
|
||
|
|
}
|
||
|
|
|
||
|
|
Rules.prototype = {
|
||
|
|
add: function (key, rule) {
|
||
|
|
this.array.unshift(rule);
|
||
|
|
},
|
||
|
|
|
||
|
|
keep: function (filter) {
|
||
|
|
this._keep.unshift({
|
||
|
|
filter: filter,
|
||
|
|
replacement: this.keepReplacement
|
||
|
|
});
|
||
|
|
},
|
||
|
|
|
||
|
|
remove: function (filter) {
|
||
|
|
this._remove.unshift({
|
||
|
|
filter: filter,
|
||
|
|
replacement: function () {
|
||
|
|
return ''
|
||
|
|
}
|
||
|
|
});
|
||
|
|
},
|
||
|
|
|
||
|
|
forNode: function (node) {
|
||
|
|
if (node.isBlank) return this.blankRule
|
||
|
|
var rule;
|
||
|
|
|
||
|
|
if ((rule = findRule(this.array, node, this.options))) return rule
|
||
|
|
if ((rule = findRule(this._keep, node, this.options))) return rule
|
||
|
|
if ((rule = findRule(this._remove, node, this.options))) return rule
|
||
|
|
|
||
|
|
return this.defaultRule
|
||
|
|
},
|
||
|
|
|
||
|
|
forEach: function (fn) {
|
||
|
|
for (var i = 0; i < this.array.length; i++) fn(this.array[i], i);
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
function findRule (rules, node, options) {
|
||
|
|
for (var i = 0; i < rules.length; i++) {
|
||
|
|
var rule = rules[i];
|
||
|
|
if (filterValue(rule, node, options)) return rule
|
||
|
|
}
|
||
|
|
return void 0
|
||
|
|
}
|
||
|
|
|
||
|
|
function filterValue (rule, node, options) {
|
||
|
|
var filter = rule.filter;
|
||
|
|
if (typeof filter === 'string') {
|
||
|
|
if (filter === node.nodeName.toLowerCase()) return true
|
||
|
|
} else if (Array.isArray(filter)) {
|
||
|
|
if (filter.indexOf(node.nodeName.toLowerCase()) > -1) return true
|
||
|
|
} else if (typeof filter === 'function') {
|
||
|
|
if (filter.call(rule, node, options)) return true
|
||
|
|
} else {
|
||
|
|
throw new TypeError('`filter` needs to be a string, array, or function')
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* The collapseWhitespace function is adapted from collapse-whitespace
|
||
|
|
* by Luc Thevenard.
|
||
|
|
*
|
||
|
|
* The MIT License (MIT)
|
||
|
|
*
|
||
|
|
* Copyright (c) 2014 Luc Thevenard <lucthevenard@gmail.com>
|
||
|
|
*
|
||
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
||
|
|
* of this software and associated documentation files (the "Software"), to deal
|
||
|
|
* in the Software without restriction, including without limitation the rights
|
||
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
||
|
|
* copies of the Software, and to permit persons to whom the Software is
|
||
|
|
* furnished to do so, subject to the following conditions:
|
||
|
|
*
|
||
|
|
* The above copyright notice and this permission notice shall be included in
|
||
|
|
* all copies or substantial portions of the Software.
|
||
|
|
*
|
||
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
||
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
||
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
||
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
||
|
|
* THE SOFTWARE.
|
||
|
|
*/
|
||
|
|
|
||
|
|
/**
|
||
|
|
* collapseWhitespace(options) removes extraneous whitespace from an the given element.
|
||
|
|
*
|
||
|
|
* @param {Object} options
|
||
|
|
*/
|
||
|
|
function collapseWhitespace (options) {
|
||
|
|
var element = options.element;
|
||
|
|
var isBlock = options.isBlock;
|
||
|
|
var isVoid = options.isVoid;
|
||
|
|
var isPre = options.isPre || function (node) {
|
||
|
|
return node.nodeName === 'PRE'
|
||
|
|
};
|
||
|
|
|
||
|
|
if (!element.firstChild || isPre(element)) return
|
||
|
|
|
||
|
|
var prevText = null;
|
||
|
|
var keepLeadingWs = false;
|
||
|
|
|
||
|
|
var prev = null;
|
||
|
|
var node = next(prev, element, isPre);
|
||
|
|
|
||
|
|
while (node !== element) {
|
||
|
|
if (node.nodeType === 3 || node.nodeType === 4) { // Node.TEXT_NODE or Node.CDATA_SECTION_NODE
|
||
|
|
var text = node.data.replace(/[ \r\n\t]+/g, ' ');
|
||
|
|
|
||
|
|
if ((!prevText || / $/.test(prevText.data)) &&
|
||
|
|
!keepLeadingWs && text[0] === ' ') {
|
||
|
|
text = text.substr(1);
|
||
|
|
}
|
||
|
|
|
||
|
|
// `text` might be empty at this point.
|
||
|
|
if (!text) {
|
||
|
|
node = remove(node);
|
||
|
|
continue
|
||
|
|
}
|
||
|
|
|
||
|
|
node.data = text;
|
||
|
|
|
||
|
|
prevText = node;
|
||
|
|
} else if (node.nodeType === 1) { // Node.ELEMENT_NODE
|
||
|
|
if (isBlock(node) || node.nodeName === 'BR') {
|
||
|
|
if (prevText) {
|
||
|
|
prevText.data = prevText.data.replace(/ $/, '');
|
||
|
|
}
|
||
|
|
|
||
|
|
prevText = null;
|
||
|
|
keepLeadingWs = false;
|
||
|
|
} else if (isVoid(node) || isPre(node)) {
|
||
|
|
// Avoid trimming space around non-block, non-BR void elements and inline PRE.
|
||
|
|
prevText = null;
|
||
|
|
keepLeadingWs = true;
|
||
|
|
} else if (prevText) {
|
||
|
|
// Drop protection if set previously.
|
||
|
|
keepLeadingWs = false;
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
node = remove(node);
|
||
|
|
continue
|
||
|
|
}
|
||
|
|
|
||
|
|
var nextNode = next(prev, node, isPre);
|
||
|
|
prev = node;
|
||
|
|
node = nextNode;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (prevText) {
|
||
|
|
prevText.data = prevText.data.replace(/ $/, '');
|
||
|
|
if (!prevText.data) {
|
||
|
|
remove(prevText);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* remove(node) removes the given node from the DOM and returns the
|
||
|
|
* next node in the sequence.
|
||
|
|
*
|
||
|
|
* @param {Node} node
|
||
|
|
* @return {Node} node
|
||
|
|
*/
|
||
|
|
function remove (node) {
|
||
|
|
var next = node.nextSibling || node.parentNode;
|
||
|
|
|
||
|
|
node.parentNode.removeChild(node);
|
||
|
|
|
||
|
|
return next
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* next(prev, current, isPre) returns the next node in the sequence, given the
|
||
|
|
* current and previous nodes.
|
||
|
|
*
|
||
|
|
* @param {Node} prev
|
||
|
|
* @param {Node} current
|
||
|
|
* @param {Function} isPre
|
||
|
|
* @return {Node}
|
||
|
|
*/
|
||
|
|
function next (prev, current, isPre) {
|
||
|
|
if ((prev && prev.parentNode === current) || isPre(current)) {
|
||
|
|
return current.nextSibling || current.parentNode
|
||
|
|
}
|
||
|
|
|
||
|
|
return current.firstChild || current.nextSibling || current.parentNode
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Set up window for Node.js
|
||
|
|
*/
|
||
|
|
|
||
|
|
var root = (typeof window !== 'undefined' ? window : {});
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Parsing HTML strings
|
||
|
|
*/
|
||
|
|
|
||
|
|
function canParseHTMLNatively () {
|
||
|
|
var Parser = root.DOMParser;
|
||
|
|
var canParse = false;
|
||
|
|
|
||
|
|
// Adapted from https://gist.github.com/1129031
|
||
|
|
// Firefox/Opera/IE throw errors on unsupported types
|
||
|
|
try {
|
||
|
|
// WebKit returns null on unsupported types
|
||
|
|
if (new Parser().parseFromString('', 'text/html')) {
|
||
|
|
canParse = true;
|
||
|
|
}
|
||
|
|
} catch (e) {}
|
||
|
|
|
||
|
|
return canParse
|
||
|
|
}
|
||
|
|
|
||
|
|
function createHTMLParser () {
|
||
|
|
var Parser = function () {};
|
||
|
|
|
||
|
|
{
|
||
|
|
if (shouldUseActiveX()) {
|
||
|
|
Parser.prototype.parseFromString = function (string) {
|
||
|
|
var doc = new window.ActiveXObject('htmlfile');
|
||
|
|
doc.designMode = 'on'; // disable on-page scripts
|
||
|
|
doc.open();
|
||
|
|
doc.write(string);
|
||
|
|
doc.close();
|
||
|
|
return doc
|
||
|
|
};
|
||
|
|
} else {
|
||
|
|
Parser.prototype.parseFromString = function (string) {
|
||
|
|
var doc = document.implementation.createHTMLDocument('');
|
||
|
|
doc.open();
|
||
|
|
doc.write(string);
|
||
|
|
doc.close();
|
||
|
|
return doc
|
||
|
|
};
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return Parser
|
||
|
|
}
|
||
|
|
|
||
|
|
function shouldUseActiveX () {
|
||
|
|
var useActiveX = false;
|
||
|
|
try {
|
||
|
|
document.implementation.createHTMLDocument('').open();
|
||
|
|
} catch (e) {
|
||
|
|
if (window.ActiveXObject) useActiveX = true;
|
||
|
|
}
|
||
|
|
return useActiveX
|
||
|
|
}
|
||
|
|
|
||
|
|
var HTMLParser = canParseHTMLNatively() ? root.DOMParser : createHTMLParser();
|
||
|
|
|
||
|
|
function RootNode (input, options) {
|
||
|
|
var root;
|
||
|
|
if (typeof input === 'string') {
|
||
|
|
var doc = htmlParser().parseFromString(
|
||
|
|
// DOM parsers arrange elements in the <head> and <body>.
|
||
|
|
// Wrapping in a custom element ensures elements are reliably arranged in
|
||
|
|
// a single element.
|
||
|
|
'<x-turndown id="turndown-root">' + input + '</x-turndown>',
|
||
|
|
'text/html'
|
||
|
|
);
|
||
|
|
root = doc.getElementById('turndown-root');
|
||
|
|
} else {
|
||
|
|
root = input.cloneNode(true);
|
||
|
|
}
|
||
|
|
collapseWhitespace({
|
||
|
|
element: root,
|
||
|
|
isBlock: isBlock,
|
||
|
|
isVoid: isVoid,
|
||
|
|
isPre: options.preformattedCode ? isPreOrCode : null
|
||
|
|
});
|
||
|
|
|
||
|
|
return root
|
||
|
|
}
|
||
|
|
|
||
|
|
var _htmlParser;
|
||
|
|
function htmlParser () {
|
||
|
|
_htmlParser = _htmlParser || new HTMLParser();
|
||
|
|
return _htmlParser
|
||
|
|
}
|
||
|
|
|
||
|
|
function isPreOrCode (node) {
|
||
|
|
return node.nodeName === 'PRE' || node.nodeName === 'CODE'
|
||
|
|
}
|
||
|
|
|
||
|
|
function Node (node, options) {
|
||
|
|
node.isBlock = isBlock(node);
|
||
|
|
node.isCode = node.nodeName === 'CODE' || node.parentNode.isCode;
|
||
|
|
node.isBlank = isBlank(node);
|
||
|
|
node.flankingWhitespace = flankingWhitespace(node, options);
|
||
|
|
return node
|
||
|
|
}
|
||
|
|
|
||
|
|
function isBlank (node) {
|
||
|
|
return (
|
||
|
|
!isVoid(node) &&
|
||
|
|
!isMeaningfulWhenBlank(node) &&
|
||
|
|
/^\s*$/i.test(node.textContent) &&
|
||
|
|
!hasVoid(node) &&
|
||
|
|
!hasMeaningfulWhenBlank(node)
|
||
|
|
)
|
||
|
|
}
|
||
|
|
|
||
|
|
function flankingWhitespace (node, options) {
|
||
|
|
if (node.isBlock || (options.preformattedCode && node.isCode)) {
|
||
|
|
return { leading: '', trailing: '' }
|
||
|
|
}
|
||
|
|
|
||
|
|
var edges = edgeWhitespace(node.textContent);
|
||
|
|
|
||
|
|
// abandon leading ASCII WS if left-flanked by ASCII WS
|
||
|
|
if (edges.leadingAscii && isFlankedByWhitespace('left', node, options)) {
|
||
|
|
edges.leading = edges.leadingNonAscii;
|
||
|
|
}
|
||
|
|
|
||
|
|
// abandon trailing ASCII WS if right-flanked by ASCII WS
|
||
|
|
if (edges.trailingAscii && isFlankedByWhitespace('right', node, options)) {
|
||
|
|
edges.trailing = edges.trailingNonAscii;
|
||
|
|
}
|
||
|
|
|
||
|
|
return { leading: edges.leading, trailing: edges.trailing }
|
||
|
|
}
|
||
|
|
|
||
|
|
function edgeWhitespace (string) {
|
||
|
|
var m = string.match(/^(([ \t\r\n]*)(\s*))[\s\S]*?((\s*?)([ \t\r\n]*))$/);
|
||
|
|
return {
|
||
|
|
leading: m[1], // whole string for whitespace-only strings
|
||
|
|
leadingAscii: m[2],
|
||
|
|
leadingNonAscii: m[3],
|
||
|
|
trailing: m[4], // empty for whitespace-only strings
|
||
|
|
trailingNonAscii: m[5],
|
||
|
|
trailingAscii: m[6]
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
function isFlankedByWhitespace (side, node, options) {
|
||
|
|
var sibling;
|
||
|
|
var regExp;
|
||
|
|
var isFlanked;
|
||
|
|
|
||
|
|
if (side === 'left') {
|
||
|
|
sibling = node.previousSibling;
|
||
|
|
regExp = / $/;
|
||
|
|
} else {
|
||
|
|
sibling = node.nextSibling;
|
||
|
|
regExp = /^ /;
|
||
|
|
}
|
||
|
|
|
||
|
|
if (sibling) {
|
||
|
|
if (sibling.nodeType === 3) {
|
||
|
|
isFlanked = regExp.test(sibling.nodeValue);
|
||
|
|
} else if (options.preformattedCode && sibling.nodeName === 'CODE') {
|
||
|
|
isFlanked = false;
|
||
|
|
} else if (sibling.nodeType === 1 && !isBlock(sibling)) {
|
||
|
|
isFlanked = regExp.test(sibling.textContent);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return isFlanked
|
||
|
|
}
|
||
|
|
|
||
|
|
var reduce = Array.prototype.reduce;
|
||
|
|
var escapes = [
|
||
|
|
[/\\/g, '\\\\'],
|
||
|
|
[/\*/g, '\\*'],
|
||
|
|
[/^-/g, '\\-'],
|
||
|
|
[/^\+ /g, '\\+ '],
|
||
|
|
[/^(=+)/g, '\\$1'],
|
||
|
|
[/^(#{1,6}) /g, '\\$1 '],
|
||
|
|
[/`/g, '\\`'],
|
||
|
|
[/^~~~/g, '\\~~~'],
|
||
|
|
[/\[/g, '\\['],
|
||
|
|
[/\]/g, '\\]'],
|
||
|
|
[/^>/g, '\\>'],
|
||
|
|
[/_/g, '\\_'],
|
||
|
|
[/^(\d+)\. /g, '$1\\. ']
|
||
|
|
];
|
||
|
|
|
||
|
|
function TurndownService (options) {
|
||
|
|
if (!(this instanceof TurndownService)) return new TurndownService(options)
|
||
|
|
|
||
|
|
var defaults = {
|
||
|
|
rules: rules$1,
|
||
|
|
headingStyle: 'setext',
|
||
|
|
hr: '* * *',
|
||
|
|
bulletListMarker: '*',
|
||
|
|
codeBlockStyle: 'indented',
|
||
|
|
fence: '```',
|
||
|
|
emDelimiter: '_',
|
||
|
|
strongDelimiter: '**',
|
||
|
|
linkStyle: 'inlined',
|
||
|
|
linkReferenceStyle: 'full',
|
||
|
|
br: ' ',
|
||
|
|
preformattedCode: false,
|
||
|
|
blankReplacement: function (content, node) {
|
||
|
|
return node.isBlock ? '\n\n' : ''
|
||
|
|
},
|
||
|
|
keepReplacement: function (content, node) {
|
||
|
|
return node.isBlock ? '\n\n' + node.outerHTML + '\n\n' : node.outerHTML
|
||
|
|
},
|
||
|
|
defaultReplacement: function (content, node) {
|
||
|
|
return node.isBlock ? '\n\n' + content + '\n\n' : content
|
||
|
|
}
|
||
|
|
};
|
||
|
|
this.options = extend({}, defaults, options);
|
||
|
|
this.rules = new Rules(this.options);
|
||
|
|
}
|
||
|
|
|
||
|
|
TurndownService.prototype = {
|
||
|
|
/**
|
||
|
|
* The entry point for converting a string or DOM node to Markdown
|
||
|
|
* @public
|
||
|
|
* @param {String|HTMLElement} input The string or DOM node to convert
|
||
|
|
* @returns A Markdown representation of the input
|
||
|
|
* @type String
|
||
|
|
*/
|
||
|
|
|
||
|
|
turndown: function (input) {
|
||
|
|
if (!canConvert(input)) {
|
||
|
|
throw new TypeError(
|
||
|
|
input + ' is not a string, or an element/document/fragment node.'
|
||
|
|
)
|
||
|
|
}
|
||
|
|
|
||
|
|
if (input === '') return ''
|
||
|
|
|
||
|
|
var output = process.call(this, new RootNode(input, this.options));
|
||
|
|
return postProcess.call(this, output)
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Add one or more plugins
|
||
|
|
* @public
|
||
|
|
* @param {Function|Array} plugin The plugin or array of plugins to add
|
||
|
|
* @returns The Turndown instance for chaining
|
||
|
|
* @type Object
|
||
|
|
*/
|
||
|
|
|
||
|
|
use: function (plugin) {
|
||
|
|
if (Array.isArray(plugin)) {
|
||
|
|
for (var i = 0; i < plugin.length; i++) this.use(plugin[i]);
|
||
|
|
} else if (typeof plugin === 'function') {
|
||
|
|
plugin(this);
|
||
|
|
} else {
|
||
|
|
throw new TypeError('plugin must be a Function or an Array of Functions')
|
||
|
|
}
|
||
|
|
return this
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Adds a rule
|
||
|
|
* @public
|
||
|
|
* @param {String} key The unique key of the rule
|
||
|
|
* @param {Object} rule The rule
|
||
|
|
* @returns The Turndown instance for chaining
|
||
|
|
* @type Object
|
||
|
|
*/
|
||
|
|
|
||
|
|
addRule: function (key, rule) {
|
||
|
|
this.rules.add(key, rule);
|
||
|
|
return this
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Keep a node (as HTML) that matches the filter
|
||
|
|
* @public
|
||
|
|
* @param {String|Array|Function} filter The unique key of the rule
|
||
|
|
* @returns The Turndown instance for chaining
|
||
|
|
* @type Object
|
||
|
|
*/
|
||
|
|
|
||
|
|
keep: function (filter) {
|
||
|
|
this.rules.keep(filter);
|
||
|
|
return this
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Remove a node that matches the filter
|
||
|
|
* @public
|
||
|
|
* @param {String|Array|Function} filter The unique key of the rule
|
||
|
|
* @returns The Turndown instance for chaining
|
||
|
|
* @type Object
|
||
|
|
*/
|
||
|
|
|
||
|
|
remove: function (filter) {
|
||
|
|
this.rules.remove(filter);
|
||
|
|
return this
|
||
|
|
},
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Escapes Markdown syntax
|
||
|
|
* @public
|
||
|
|
* @param {String} string The string to escape
|
||
|
|
* @returns A string with Markdown syntax escaped
|
||
|
|
* @type String
|
||
|
|
*/
|
||
|
|
|
||
|
|
escape: function (string) {
|
||
|
|
return escapes.reduce(function (accumulator, escape) {
|
||
|
|
return accumulator.replace(escape[0], escape[1])
|
||
|
|
}, string)
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Reduces a DOM node down to its Markdown string equivalent
|
||
|
|
* @private
|
||
|
|
* @param {HTMLElement} parentNode The node to convert
|
||
|
|
* @returns A Markdown representation of the node
|
||
|
|
* @type String
|
||
|
|
*/
|
||
|
|
|
||
|
|
function process (parentNode) {
|
||
|
|
var self = this;
|
||
|
|
return reduce.call(parentNode.childNodes, function (output, node) {
|
||
|
|
node = new Node(node, self.options);
|
||
|
|
|
||
|
|
var replacement = '';
|
||
|
|
if (node.nodeType === 3) {
|
||
|
|
replacement = node.isCode ? node.nodeValue : self.escape(node.nodeValue);
|
||
|
|
} else if (node.nodeType === 1) {
|
||
|
|
replacement = replacementForNode.call(self, node);
|
||
|
|
}
|
||
|
|
|
||
|
|
return join(output, replacement)
|
||
|
|
}, '')
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Appends strings as each rule requires and trims the output
|
||
|
|
* @private
|
||
|
|
* @param {String} output The conversion output
|
||
|
|
* @returns A trimmed version of the ouput
|
||
|
|
* @type String
|
||
|
|
*/
|
||
|
|
|
||
|
|
function postProcess (output) {
|
||
|
|
var self = this;
|
||
|
|
this.rules.forEach(function (rule) {
|
||
|
|
if (typeof rule.append === 'function') {
|
||
|
|
output = join(output, rule.append(self.options));
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
return output.replace(/^[\t\r\n]+/, '').replace(/[\t\r\n\s]+$/, '')
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Converts an element node to its Markdown equivalent
|
||
|
|
* @private
|
||
|
|
* @param {HTMLElement} node The node to convert
|
||
|
|
* @returns A Markdown representation of the node
|
||
|
|
* @type String
|
||
|
|
*/
|
||
|
|
|
||
|
|
function replacementForNode (node) {
|
||
|
|
var rule = this.rules.forNode(node);
|
||
|
|
var content = process.call(this, node);
|
||
|
|
var whitespace = node.flankingWhitespace;
|
||
|
|
if (whitespace.leading || whitespace.trailing) content = content.trim();
|
||
|
|
return (
|
||
|
|
whitespace.leading +
|
||
|
|
rule.replacement(content, node, this.options) +
|
||
|
|
whitespace.trailing
|
||
|
|
)
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Joins replacement to the current output with appropriate number of new lines
|
||
|
|
* @private
|
||
|
|
* @param {String} output The current conversion output
|
||
|
|
* @param {String} replacement The string to append to the output
|
||
|
|
* @returns Joined output
|
||
|
|
* @type String
|
||
|
|
*/
|
||
|
|
|
||
|
|
function join (output, replacement) {
|
||
|
|
var s1 = trimTrailingNewlines(output);
|
||
|
|
var s2 = trimLeadingNewlines(replacement);
|
||
|
|
var nls = Math.max(output.length - s1.length, replacement.length - s2.length);
|
||
|
|
var separator = '\n\n'.substring(0, nls);
|
||
|
|
|
||
|
|
return s1 + separator + s2
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Determines whether an input can be converted
|
||
|
|
* @private
|
||
|
|
* @param {String|HTMLElement} input Describe this parameter
|
||
|
|
* @returns Describe what it returns
|
||
|
|
* @type String|Object|Array|Boolean|Number
|
||
|
|
*/
|
||
|
|
|
||
|
|
function canConvert (input) {
|
||
|
|
return (
|
||
|
|
input != null && (
|
||
|
|
typeof input === 'string' ||
|
||
|
|
(input.nodeType && (
|
||
|
|
input.nodeType === 1 || input.nodeType === 9 || input.nodeType === 11
|
||
|
|
))
|
||
|
|
)
|
||
|
|
)
|
||
|
|
}
|
||
|
|
|
||
|
|
var turndownPluginGfm_cjs = {};
|
||
|
|
|
||
|
|
Object.defineProperty(turndownPluginGfm_cjs, '__esModule', { value: true });
|
||
|
|
|
||
|
|
var highlightRegExp = /highlight-(?:text|source)-([a-z0-9]+)/;
|
||
|
|
|
||
|
|
function highlightedCodeBlock (turndownService) {
|
||
|
|
turndownService.addRule('highlightedCodeBlock', {
|
||
|
|
filter: function (node) {
|
||
|
|
var firstChild = node.firstChild;
|
||
|
|
return (
|
||
|
|
node.nodeName === 'DIV' &&
|
||
|
|
highlightRegExp.test(node.className) &&
|
||
|
|
firstChild &&
|
||
|
|
firstChild.nodeName === 'PRE'
|
||
|
|
)
|
||
|
|
},
|
||
|
|
replacement: function (content, node, options) {
|
||
|
|
var className = node.className || '';
|
||
|
|
var language = (className.match(highlightRegExp) || [null, ''])[1];
|
||
|
|
|
||
|
|
return (
|
||
|
|
'\n\n' + options.fence + language + '\n' +
|
||
|
|
node.firstChild.textContent +
|
||
|
|
'\n' + options.fence + '\n\n'
|
||
|
|
)
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
function strikethrough (turndownService) {
|
||
|
|
turndownService.addRule('strikethrough', {
|
||
|
|
filter: ['del', 's', 'strike'],
|
||
|
|
replacement: function (content) {
|
||
|
|
return '~' + content + '~'
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
var indexOf = Array.prototype.indexOf;
|
||
|
|
var rules = {};
|
||
|
|
|
||
|
|
rules.tableCell = {
|
||
|
|
filter: ['th', 'td'],
|
||
|
|
replacement: function (content, node) {
|
||
|
|
return cell(content, node) + spannedCells(node, '')
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules.tableRow = {
|
||
|
|
filter: 'tr',
|
||
|
|
replacement: function (content, node) {
|
||
|
|
var borderCells = '';
|
||
|
|
var alignMap = { left: ':--', right: '--:', center: ':-:' };
|
||
|
|
|
||
|
|
if (isHeadingRow(node)) {
|
||
|
|
for (var i = 0; i < node.childNodes.length; i++) {
|
||
|
|
var border = '---';
|
||
|
|
var align = (
|
||
|
|
node.childNodes[i].getAttribute('align') || ''
|
||
|
|
).toLowerCase();
|
||
|
|
|
||
|
|
if (align) border = alignMap[align] || border;
|
||
|
|
|
||
|
|
borderCells += cell(border, node.childNodes[i]) + spannedCells(node.childNodes[i], border);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return '\n' + content + (borderCells ? '\n' + borderCells : '')
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules.table = {
|
||
|
|
// Only convert tables that are not nested in another table, they are kept using `keep` (see below).
|
||
|
|
// TODO: nested tables should be converted to plain text in a strict (non HTML) gfm
|
||
|
|
filter: function (node) {
|
||
|
|
return node.nodeName === 'TABLE' && !isNestedTable(node)
|
||
|
|
},
|
||
|
|
|
||
|
|
replacement: function (content) {
|
||
|
|
// Ensure there are no blank lines
|
||
|
|
content = content.replace('\n\n', '\n');
|
||
|
|
return '\n\n' + content + '\n\n'
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules.tableSection = {
|
||
|
|
filter: ['thead', 'tbody', 'tfoot'],
|
||
|
|
replacement: function (content) {
|
||
|
|
return content
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
rules.captionSection = {
|
||
|
|
// only return content if caption if the first node immediately after TABLE
|
||
|
|
filter: 'caption',
|
||
|
|
replacement: function (content, node) {
|
||
|
|
if (node.parentNode.nodeName === 'TABLE' && node.parentNode.childNodes[0] === node) return content
|
||
|
|
return ''
|
||
|
|
}
|
||
|
|
};
|
||
|
|
|
||
|
|
function isHeadingRow (tr) {
|
||
|
|
var parentNode = tr.parentNode;
|
||
|
|
var tableNode = parentNode;
|
||
|
|
if (parentNode.nodeName === 'THEAD' ||
|
||
|
|
parentNode.nodeName === 'TFOOT' ||
|
||
|
|
parentNode.nodeName === 'TBODY') {
|
||
|
|
tableNode = parentNode.parentNode;
|
||
|
|
}
|
||
|
|
return (tableNode.nodeName === 'TABLE' && tableNode.rows[0] === tr)
|
||
|
|
}
|
||
|
|
|
||
|
|
function cell (content, node) {
|
||
|
|
var index = indexOf.call(node.parentNode.childNodes, node);
|
||
|
|
var prefix = ' ';
|
||
|
|
if (index === 0) prefix = '| ';
|
||
|
|
// Ensure single line per cell (both windows and unix EoL)
|
||
|
|
// TODO: allow gfm non-strict mode to replace new lines by `<br/>`
|
||
|
|
content = content.replace(/\r\n/g, '\n').replace(/\n/g, ' ');
|
||
|
|
// | must be escaped as \|
|
||
|
|
content = content.replace(/\|/g, '\\|');
|
||
|
|
return prefix + content + ' |'
|
||
|
|
}
|
||
|
|
|
||
|
|
function spannedCells (node, spannedCellContent) {
|
||
|
|
var colspan = node.getAttribute('colspan') || 1;
|
||
|
|
if (colspan <= 1) return ''
|
||
|
|
return (' ' + spannedCellContent + ' |').repeat(colspan - 1)
|
||
|
|
}
|
||
|
|
|
||
|
|
function isNestedTable (tableNode) {
|
||
|
|
var currentNode = tableNode.parentNode;
|
||
|
|
while (currentNode) {
|
||
|
|
if (currentNode.nodeName === 'TABLE') return true
|
||
|
|
currentNode = currentNode.parentNode;
|
||
|
|
}
|
||
|
|
return false
|
||
|
|
}
|
||
|
|
|
||
|
|
function tables (turndownService) {
|
||
|
|
turndownService.keep(function (node) {
|
||
|
|
return node.nodeName === 'TABLE' && isNestedTable(node)
|
||
|
|
});
|
||
|
|
for (var key in rules) turndownService.addRule(key, rules[key]);
|
||
|
|
}
|
||
|
|
|
||
|
|
function taskListItems (turndownService) {
|
||
|
|
turndownService.addRule('taskListItems', {
|
||
|
|
filter: function (node) {
|
||
|
|
return node.type === 'checkbox' && node.parentNode.nodeName === 'LI'
|
||
|
|
},
|
||
|
|
replacement: function (content, node) {
|
||
|
|
return (node.checked ? '[x]' : '[ ]') + ' '
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
|
||
|
|
function gfm (turndownService) {
|
||
|
|
turndownService.use([
|
||
|
|
highlightedCodeBlock,
|
||
|
|
strikethrough,
|
||
|
|
tables,
|
||
|
|
taskListItems
|
||
|
|
]);
|
||
|
|
}
|
||
|
|
|
||
|
|
var gfm_1 = turndownPluginGfm_cjs.gfm = gfm;
|
||
|
|
turndownPluginGfm_cjs.highlightedCodeBlock = highlightedCodeBlock;
|
||
|
|
turndownPluginGfm_cjs.strikethrough = strikethrough;
|
||
|
|
turndownPluginGfm_cjs.tables = tables;
|
||
|
|
turndownPluginGfm_cjs.taskListItems = taskListItems;
|
||
|
|
|
||
|
|
class WebsiteParser extends Parser {
|
||
|
|
constructor(settings) {
|
||
|
|
super(settings);
|
||
|
|
}
|
||
|
|
test(url) {
|
||
|
|
return this.isValidUrl(url);
|
||
|
|
}
|
||
|
|
prepareNote(url) {
|
||
|
|
return __awaiter(this, void 0, void 0, function* () {
|
||
|
|
const response = yield obsidian.request({ method: 'GET', url });
|
||
|
|
const dom = new DOMParser().parseFromString(response, 'text/html');
|
||
|
|
// Set base to allow Readability to resolve relative path's
|
||
|
|
const baseEl = dom.createElement('base');
|
||
|
|
baseEl.setAttribute('href', getBaseUrl(url));
|
||
|
|
dom.head.append(baseEl);
|
||
|
|
const article = new readability.Readability(dom).parse();
|
||
|
|
return (article === null || article === void 0 ? void 0 : article.content) ? this.parsableArticle(article, url) : this.notParsableArticle(url);
|
||
|
|
});
|
||
|
|
}
|
||
|
|
parsableArticle(article, url) {
|
||
|
|
const gfm = gfm_1;
|
||
|
|
const turndownService = new TurndownService();
|
||
|
|
turndownService.use(gfm);
|
||
|
|
const articleTitle = article.title || 'No title';
|
||
|
|
const articleContent = turndownService.turndown(article.content);
|
||
|
|
const content = this.settings.parsableArticleNote
|
||
|
|
.replace('%articleTitle%', articleTitle)
|
||
|
|
.replace('%articleURL%', url)
|
||
|
|
.replace('%articleContent%', articleContent);
|
||
|
|
const fileName = `${articleTitle}.md`;
|
||
|
|
return new Note(fileName, content);
|
||
|
|
}
|
||
|
|
notParsableArticle(url) {
|
||
|
|
console.error('Website not parseable');
|
||
|
|
const content = this.settings.notParsableArticleNote.replace('%articleURL%', url);
|
||
|
|
const fileName = `Article (${this.getFormattedDateForFilename()}).md`;
|
||
|
|
return new Note(fileName, content);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
class TextSnippetParser extends Parser {
|
||
|
|
constructor(settings) {
|
||
|
|
super(settings);
|
||
|
|
}
|
||
|
|
test() {
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
prepareNote(text) {
|
||
|
|
return __awaiter(this, void 0, void 0, function* () {
|
||
|
|
const fileName = `Notice ${this.getFormattedDateForFilename()}.md`;
|
||
|
|
const content = this.settings.textSnippetNote.replace('%content%', text);
|
||
|
|
return new Note(fileName, content);
|
||
|
|
});
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
class ReadItLaterPlugin extends obsidian.Plugin {
|
||
|
|
onload() {
|
||
|
|
return __awaiter(this, void 0, void 0, function* () {
|
||
|
|
yield this.loadSettings();
|
||
|
|
this.parsers = [
|
||
|
|
new YoutubeParser(this.settings),
|
||
|
|
new TwitterParser(this.settings),
|
||
|
|
new WebsiteParser(this.settings),
|
||
|
|
new TextSnippetParser(this.settings),
|
||
|
|
];
|
||
|
|
obsidian.addIcon('read-it-later', clipboardIcon);
|
||
|
|
this.addRibbonIcon('read-it-later', 'ReadItLater: Save clipboard', () => __awaiter(this, void 0, void 0, function* () {
|
||
|
|
yield this.processClipboard();
|
||
|
|
}));
|
||
|
|
this.addCommand({
|
||
|
|
id: 'save-clipboard-to-notice',
|
||
|
|
name: 'Save clipboard',
|
||
|
|
callback: () => __awaiter(this, void 0, void 0, function* () {
|
||
|
|
yield this.processClipboard();
|
||
|
|
}),
|
||
|
|
});
|
||
|
|
this.addSettingTab(new ReadItLaterSettingsTab(this.app, this));
|
||
|
|
});
|
||
|
|
}
|
||
|
|
loadSettings() {
|
||
|
|
return __awaiter(this, void 0, void 0, function* () {
|
||
|
|
this.settings = Object.assign({}, DEFAULT_SETTINGS, yield this.loadData());
|
||
|
|
});
|
||
|
|
}
|
||
|
|
saveSettings() {
|
||
|
|
return __awaiter(this, void 0, void 0, function* () {
|
||
|
|
yield this.saveData(this.settings);
|
||
|
|
});
|
||
|
|
}
|
||
|
|
processClipboard() {
|
||
|
|
return __awaiter(this, void 0, void 0, function* () {
|
||
|
|
const clipboardContent = yield navigator.clipboard.readText();
|
||
|
|
for (const parser of this.parsers) {
|
||
|
|
if (parser.test(clipboardContent)) {
|
||
|
|
const note = yield parser.prepareNote(clipboardContent);
|
||
|
|
yield this.writeFile(note.fileName, note.content);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
writeFile(fileName, content) {
|
||
|
|
return __awaiter(this, void 0, void 0, function* () {
|
||
|
|
let filePath;
|
||
|
|
fileName = normalizeFilename(fileName);
|
||
|
|
if (!(yield this.app.vault.adapter.exists(obsidian.normalizePath(this.settings.inboxDir)))) {
|
||
|
|
new obsidian.Notice("The configured Inbox directory don't exist! Please create it first.");
|
||
|
|
return;
|
||
|
|
//await this.app.vault.adapter.mkdir(normalizePath(this.settings.inboxDir));
|
||
|
|
}
|
||
|
|
if (this.settings.inboxDir) {
|
||
|
|
filePath = obsidian.normalizePath(`${this.settings.inboxDir}/${fileName}`);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
filePath = obsidian.normalizePath(`/${fileName}`);
|
||
|
|
}
|
||
|
|
if (yield this.app.vault.adapter.exists(filePath)) {
|
||
|
|
new obsidian.Notice(`${fileName} already exists!`);
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
const newFile = yield this.app.vault.create(filePath, content);
|
||
|
|
if (this.settings.openNewNote) {
|
||
|
|
this.app.workspace.getLeaf(false).openFile(newFile);
|
||
|
|
}
|
||
|
|
new obsidian.Notice(`${fileName} created successful`);
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
}
|
||
|
|
const clipboardIcon = `
|
||
|
|
<svg fill="currentColor" stroke="currentColor" version="1.1" viewBox="0 0 512 512" xmlns="http://www.w3.org/2000/svg">
|
||
|
|
<g>
|
||
|
|
<path d="m365.9,144.9c-12.3,0-24.2,1.8-35.4,5.2v-114.7h-96.9l7.3-35.4h-150.2l6.8,35.4h-97.5v454.6h330.5v-102.1c11.2,3.4 23.1,5.2 35.4,5.2 68.8-0.1 124.1-56.4 124.1-124.1 0-67.8-55.3-124.1-124.1-124.1zm-150.1-124l-10.4,50h-79.2l-9.4-50h99zm93.8,448.2h-288.7v-412.8h80.7l6.8,35.4h113.6l7.3-35.4h80.3v102.2c-27.3,14-48.8,37.9-59.7,66.7h-200.9v20.8h195c-1.4,7.4-2.2,15.1-2.2,22.9 0,13.4 2.2,26.4 6.2,38.6h-199v20.9h208.1c12,21.8 30.3,39.7 52.5,51.1v89.6zm56.3-98c-57.3,0-103.2-46.9-103.2-103.2s46.9-103.2 103.2-103.2c57.3,0 103.2,46.9 103.2,103.2s-45.8,103.2-103.2,103.2z"/>
|
||
|
|
<polygon points="426.4,223.1 346.1,303.4 313.8,271.1 299.2,285.7 346.1,332.6 441,237.7 "/>
|
||
|
|
<rect width="233.5" x="49" y="143.9" height="20.9"/>
|
||
|
|
<rect width="233.5" x="49" y="388.9" height="20.9"/>
|
||
|
|
</g>
|
||
|
|
</svg>`;
|
||
|
|
|
||
|
|
module.exports = ReadItLaterPlugin;
|
||
|
|
//# sourceMappingURL=data:application/json;charset=utf-8;base64,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
|