☰

Github Comment Enhancer

Enhances Github comments

目前為 2015-03-22 提交的版本，檢視 最新版本。

  1. // ==UserScript==
  2. // @id          Github_Comment_Enhancer@https://github.com/jerone/UserScripts
  3. // @name        Github Comment Enhancer
  4. // @namespace   https://github.com/jerone/UserScripts
  5. // @description Enhances Github comments
  6. // @author      jerone
  7. // @copyright   2014+, jerone (http://jeroenvanwarmerdam.nl)
  8. // @license     GNU GPLv3
  9. // @homepage    https://github.com/jerone/UserScripts/tree/master/Github_Comment_Enhancer
  10. // @homepageURL https://github.com/jerone/UserScripts/tree/master/Github_Comment_Enhancer
  11. // @supportURL  https://github.com/jerone/UserScripts/issues
  12. // @contributionURL https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=VCYMHWQ7ZMBKW
  13. // @version     2.2.0
  14. // @grant       none
  15. // @run-at      document-end
  16. // @include     https://github.com/*/*/issues
  17. // @include     https://github.com/*/*/issues/*
  18. // @include     https://github.com/*/*/pulls
  19. // @include     https://github.com/*/*/pull/*
  20. // @include     https://github.com/*/*/commit/*
  21. // @include     https://github.com/*/*/compare/*
  22. // @include     https://github.com/*/*/wiki/*
  23. // @include     https://gist.github.com/*
  24. // ==/UserScript==
  25. /* global unsafeWindow */
  26.  
  27. (function(unsafeWindow) {
  28.  
  29. 	String.format = function(string) {
  30. 		var args = Array.prototype.slice.call(arguments, 1, arguments.length);
  31. 		return string.replace(/{(\d+)}/g, function(match, number) {
  32. 			return typeof args[number] !== "undefined" ? args[number] : match;
  33. 		});
  34. 	};
  35.  
  36. 	// Choose the character that precedes the list in MarkDown;
  37. 	var listCharacter = ["*", "-", "+"][0];
  38.  
  39. 	// Source: https://github.com/gollum/gollum/blob/9c714e768748db4560bc017cacef4afa0c751a63/lib/gollum/public/gollum/javascript/editor/langs/markdown.js
  40. 	var MarkDown = (function MarkDown() {
  41. 		return {
  42. 			"function-bold": {
  43. 				search: /^(\s*)([\s\S]*?)(\s*)$/g,
  44. 				replace: "$1**$2**$3"
  45. 			},
  46. 			"function-italic": {
  47. 				search: /^(\s*)([\s\S]*?)(\s*)$/g,
  48. 				replace: "$1_$2_$3"
  49. 			},
  50. 			"function-underline": {
  51. 				search: /^(\s*)([\s\S]*?)(\s*)$/g,
  52. 				replace: "$1<ins>$2</ins>$3"
  53. 			},
  54. 			"function-strikethrough": {
  55. 				search: /^(\s*)([\s\S]*?)(\s*)$/g,
  56. 				replace: "$1~~$2~~$3"
  57. 			},
  58.  
  59. 			"function-h1": {
  60. 				search: /(.+)([\n]?)/g,
  61. 				replace: "# $1$2",
  62. 				forceNewline: true
  63. 			},
  64. 			"function-h2": {
  65. 				search: /(.+)([\n]?)/g,
  66. 				replace: "## $1$2",
  67. 				forceNewline: true
  68. 			},
  69. 			"function-h3": {
  70. 				search: /(.+)([\n]?)/g,
  71. 				replace: "### $1$2",
  72. 				forceNewline: true
  73. 			},
  74. 			"function-h4": {
  75. 				search: /(.+)([\n]?)/g,
  76. 				replace: "#### $1$2",
  77. 				forceNewline: true
  78. 			},
  79. 			"function-h5": {
  80. 				search: /(.+)([\n]?)/g,
  81. 				replace: "##### $1$2",
  82. 				forceNewline: true
  83. 			},
  84. 			"function-h6": {
  85. 				search: /(.+)([\n]?)/g,
  86. 				replace: "###### $1$2",
  87. 				forceNewline: true
  88. 			},
  89.  
  90. 			"function-link": {
  91. 				exec: function(button, selText, commentForm, next) {
  92. 					var selTxt = selText.trim(),
  93. 						isUrl = selTxt && /(?:https?:\/\/)|(?:www\.)/.test(selTxt),
  94. 						href = window.prompt("Link href:", isUrl ? selTxt : ""),
  95. 						text = window.prompt("Link text:", isUrl ? "" : selTxt);
  96. 					if (href) {
  97. 						next(String.format("[{0}]({1}){2}", text || href, href, (/\s+$/.test(selText) ? " " : "")));
  98. 					}
  99. 				}
  100. 			},
  101. 			"function-image": {
  102. 				exec: function(button, selText, commentForm, next) {
  103. 					var selTxt = selText.trim(),
  104. 						isUrl = selTxt && /(?:https?:\/\/)|(?:www\.)/.test(selTxt),
  105. 						href = window.prompt("Image href:", isUrl ? selTxt : ""),
  106. 						text = window.prompt("Image text:", isUrl ? "" : selTxt);
  107. 					if (href) {
  108. 						next(String.format("![{0}]({1}){2}", text || href, href, (/\s+$/.test(selText) ? " " : "")));
  109. 					}
  110. 				}
  111. 			},
  112.  
  113. 			"function-ul": {
  114. 				search: /(.+)([\n]?)/g,
  115. 				replace: String.format("{0} $1$2", listCharacter),
  116. 				forceNewline: true
  117. 			},
  118. 			"function-ol": {
  119. 				exec: function(button, selText, commentForm, next) {
  120. 					var repText = "";
  121. 					if (!selText) {
  122. 						repText = "1. ";
  123. 					} else {
  124. 						var lines = selText.split("\n"),
  125. 							hasContent = /[\w]+/;
  126. 						for (var i = 0; i < lines.length; i++) {
  127. 							if (hasContent.test(lines[i])) {
  128. 								repText += String.format("{0}. {1}\n", i + 1, lines[i]);
  129. 							}
  130. 						}
  131. 					}
  132. 					next(repText);
  133. 				}
  134. 			},
  135. 			"function-checklist": {
  136. 				search: /(.+)([\n]?)/g,
  137. 				replace: String.format("{0} [ ] $1$2", listCharacter),
  138. 				forceNewline: true
  139. 			},
  140.  
  141. 			"function-code": {
  142. 				exec: function(button, selText, commentForm, next) {
  143. 					var rt = selText.indexOf("\n") > -1 ? "$1\n```\n$2\n```$3" : "$1`$2`$3";
  144. 					next(selText.replace(/^(\s*)([\s\S]*?)(\s*)$/g, rt));
  145. 				}
  146. 			},
  147. 			"function-blockquote": {
  148. 				search: /(.+)([\n]?)/g,
  149. 				replace: "> $1$2",
  150. 				forceNewline: true
  151. 			},
  152. 			"function-hr": {
  153. 				append: "\n***\n",
  154. 				forceNewline: true
  155. 			},
  156. 			"function-table": {
  157. 				append: "\n" +
  158. 					"| Head | Head   | Head  |\n" +
  159. 					"| :--- | :----: | ----: |\n" +
  160. 					"| Cell | Cell   | Cell  |\n" +
  161. 					"| Left | Center | Right |\n",
  162. 				forceNewline: true
  163. 			},
  164.  
  165. 			"function-clear": {
  166. 				exec: function(button, selText, commentForm, next) {
  167. 					commentForm.value = "";
  168. 					next("");
  169. 				}
  170. 			},
  171.  
  172. 			"function-snippets-tab": {
  173. 				exec: function(button, selText, commentForm, next) {
  174. 					next("\t");
  175. 				}
  176. 			},
  177. 			"function-snippets-useragent": {
  178. 				exec: function(button, selText, commentForm, next) {
  179. 					next("`" + navigator.userAgent + "`");
  180. 				}
  181. 			},
  182. 			"function-snippets-contributing": {
  183. 				exec: function(button, selText, commentForm, next) {
  184. 					next("Please, always consider reviewing the [guidelines for contributing](../blob/master/CONTRIBUTING.md) to this repository.");
  185. 				}
  186. 			},
  187.  
  188. 			"function-emoji": {
  189. 				exec: function(button, selText, commentForm, next) {
  190. 					next(":" + button.dataset.value + ":");
  191. 				}
  192. 			}
  193. 		};
  194. 	})();
  195.  
  196. 	var editorHTML = (function editorHTML() {
  197. 		return '<div id="gollum-editor-function-buttons" style="float: left;">' +
  198. 			'	<div class="button-group btn-group">' +
  199. 			'		<a href="#" id="function-bold" class="btn btn-sm minibutton function-button tooltipped tooltipped-ne" aria-label="Bold" style="height:26px;">' +
  200. 			'			<b style="font-weight: bolder;">B</b>' +
  201. 			'		</a>' +
  202. 			'		<a href="#" id="function-italic" class="btn btn-sm minibutton function-button tooltipped tooltipped-ne" aria-label="Italic">' +
  203. 			'			<em>i</em>' +
  204. 			'		</a>' +
  205. 			'		<a href="#" id="function-underline" class="btn btn-sm minibutton function-button tooltipped tooltipped-ne" aria-label="Underline">' +
  206. 			'			<ins>U</ins>' +
  207. 			'		</a>' +
  208. 			'		<a href="#" id="function-strikethrough" class="btn btn-sm minibutton function-button tooltipped tooltipped-ne" aria-label="Strikethrough">' +
  209. 			'			<s>S</s>' +
  210. 			'		</a>' +
  211. 			'	</div>' +
  212.  
  213. 			'	<div class="button-group btn-group">' +
  214. 			'		<div class="select-menu js-menu-container js-select-menu tooltipped tooltipped-ne" aria-label="Headers">' +
  215. 			'			<span class="btn btn-sm minibutton select-menu-button icon-only js-menu-target" aria-label="Headers" style="padding-left:7px; padding-right:7px; width:auto; border-bottom-right-radius:3px; border-top-right-radius:3px;">' +
  216. 			'		<span class="js-select-button">h#</span>' +
  217. 			'			</span>' +
  218. 			'			<div class="select-menu-modal-holder js-menu-content js-navigation-container js-active-navigation-container" style="top: 26px;">' +
  219. 			'				<div class="select-menu-modal" style="width:auto; overflow:visible;">' +
  220. 			'					<div class="select-menu-header">' +
  221. 			'						<span class="select-menu-title">Choose header</span>' +
  222. 			'						<span class="octicon octicon-remove-close js-menu-close"></span>' +
  223. 			'					</div>' +
  224. 			'					<div class="button-group btn-group">' +
  225. 			'						<a href="#" id="function-h1" class="btn btn-sm minibutton function-button js-navigation-item js-menu-close tooltipped tooltipped-s" aria-label="Header 1">' +
  226. 			'							<b class="select-menu-item-text js-select-button-text">h1</b>' +
  227. 			'						</a>' +
  228. 			'						<a href="#" id="function-h2" class="btn btn-sm minibutton function-button js-navigation-item js-menu-close tooltipped tooltipped-s" aria-label="Header 2">' +
  229. 			'							<b class="select-menu-item-text js-select-button-text">h2</b>' +
  230. 			'						</a>' +
  231. 			'						<a href="#" id="function-h3" class="btn btn-sm minibutton function-button js-navigation-item js-menu-close tooltipped tooltipped-s" aria-label="Header 3">' +
  232. 			'							<b class="select-menu-item-text js-select-button-text">h3</b>' +
  233. 			'						</a>' +
  234. 			'						<a href="#" id="function-h4" class="btn btn-sm minibutton function-button js-navigation-item js-menu-close tooltipped tooltipped-s" aria-label="Header 4">' +
  235. 			'							<b class="select-menu-item-text js-select-button-text">h4</b>' +
  236. 			'						</a>' +
  237. 			'						<a href="#" id="function-h5" class="btn btn-sm minibutton function-button js-navigation-item js-menu-close tooltipped tooltipped-s" aria-label="Header 5">' +
  238. 			'							<b class="select-menu-item-text js-select-button-text">h5</b>' +
  239. 			'						</a>' +
  240. 			'						<a href="#" id="function-h6" class="btn btn-sm minibutton function-button js-navigation-item js-menu-close tooltipped tooltipped-s" aria-label="Header 6">' +
  241. 			'							<b class="select-menu-item-text js-select-button-text">h6</b>' +
  242. 			'						</a>' +
  243. 			'					</div>' +
  244. 			'				</div>' +
  245. 			'			</div>' +
  246. 			'		</div>' +
  247. 			'	</div>' +
  248.  
  249. 			'	<div class="button-group btn-group">' +
  250. 			'		<a href="#" id="function-link" class="btn btn-sm minibutton function-button tooltipped tooltipped-ne" aria-label="Link">' +
  251. 			'			<span class="octicon octicon-link"></span>' +
  252. 			'		</a>' +
  253. 			'		<a href="#" id="function-image" class="btn btn-sm minibutton function-button tooltipped tooltipped-ne" aria-label="Image">' +
  254. 			'			<span class="octicon octicon-file-media"></span>' +
  255. 			'		</a>' +
  256. 			'	</div>' +
  257. 			'	<div class="button-group btn-group">' +
  258. 			'		<a href="#" id="function-ul" class="btn btn-sm minibutton function-button tooltipped tooltipped-ne" aria-label="Unordered List">' +
  259. 			'			<span class="octicon octicon-list-unordered"></span>' +
  260. 			'		</a>' +
  261. 			'		<a href="#" id="function-ol" class="btn btn-sm minibutton function-button tooltipped tooltipped-ne" aria-label="Ordered List">' +
  262. 			'			<span class="octicon octicon-list-ordered"></span>' +
  263. 			'		</a>' +
  264. 			'		<a href="#" id="function-checklist" class="btn btn-sm minibutton function-button tooltipped tooltipped-ne" aria-label="Task List">' +
  265. 			'			<span class="octicon octicon-checklist"></span>' +
  266. 			'		</a>' +
  267. 			'	</div>' +
  268.  
  269. 			'	<div class="button-group btn-group">' +
  270. 			'		<a href="#" id="function-code" class="btn btn-sm minibutton function-button tooltipped tooltipped-ne" aria-label="Code">' +
  271. 			'			<span class="octicon octicon-code"></span>' +
  272. 			'		</a>' +
  273. 			'		<a href="#" id="function-blockquote" class="btn btn-sm minibutton function-button tooltipped tooltipped-ne" aria-label="Blockquote">' +
  274. 			'			<span class="octicon octicon-quote"></span>' +
  275. 			'		</a>' +
  276. 			'		<a href="#" id="function-hr" class="btn btn-sm minibutton function-button tooltipped tooltipped-ne" aria-label="Horizontal Rule">' +
  277. 			'			<span class="octicon octicon-horizontal-rule"></span>' +
  278. 			'		</a>' +
  279. 			'		<a href="#" id="function-table" class="btn btn-sm minibutton function-button tooltipped tooltipped-ne" aria-label="Table">' +
  280. 			'			<span class="octicon octicon-three-bars"></span>' +
  281. 			'		</a>' +
  282. 			'	</div>' +
  283.  
  284. 			'	<div class="button-group btn-group">' +
  285. 			'		<div class="select-menu js-menu-container js-select-menu tooltipped tooltipped-ne" aria-label="Snippets">' +
  286. 			'			<span class="btn btn-sm minibutton select-menu-button js-menu-target" aria-label="Snippets" style="padding-left:7px; padding-right:7px; width:auto; border-bottom-right-radius:3px; border-top-right-radius:3px;">' +
  287. 			'				<span class="octicon octicon-pin"></span>' +
  288. 			'			</span>' +
  289. 			'			<div class="select-menu-modal-holder js-menu-content js-navigation-container js-active-navigation-container">' +
  290. 			'				<div class="select-menu-modal" style="overflow:visible;">' +
  291. 			'					<div class="select-menu-header">' +
  292. 			'						<span class="select-menu-title">Snippets</span>' +
  293. 			'						<span class="octicon octicon-remove-close js-menu-close"></span>' +
  294. 			'					</div>' +
  295. 			'					<div class="select-menu-filters">' +
  296. 			'						<div class="select-menu-text-filter">' +
  297. 			'							<input type="text" placeholder="Filter snippets..." class="js-filterable-field js-navigation-enable" id="context-snippets-filter-field">' +
  298. 			'						</div>' +
  299. 			'					</div>' +
  300. 			'					<div class="select-menu-list" style="overflow:visible;">' +
  301. 			'						<div data-filterable-type="substring" data-filterable-for="context-snippets-filter-field">' +
  302. 			'							<a href="#" id="function-snippets-tab" class="function-button select-menu-item js-navigation-item tooltipped tooltipped-w" aria-label="Add tab character" style="table-layout:initial;">' +
  303. 			'								<span class="select-menu-item-text js-select-button-text">Add tab character</span>' +
  304. 			'							</a>' +
  305. 			'							<a href="#" id="function-snippets-useragent" class="function-button select-menu-item js-navigation-item tooltipped tooltipped-w" aria-label="Add UserAgent" style="table-layout:initial;">' +
  306. 			'								<span class="select-menu-item-text js-select-button-text">Add UserAgent</span>' +
  307. 			'							</a>' +
  308. 			'							<a href="#" id="function-snippets-contributing" class="function-button select-menu-item js-navigation-item tooltipped tooltipped-w" aria-label="Add contributing message" style="table-layout:initial;">' +
  309. 			'								<span class="select-menu-item-text">' +
  310. 			'									<span class="js-select-button-text">Contributing</span>' +
  311. 			'									<span class="description">Add contributing message</span>' +
  312. 			'								</span>' +
  313. 			'							</a>' +
  314. 			'						</div>' +
  315. 			'						<div class="select-menu-no-results">Nothing to show</div>' +
  316. 			'					</div>' +
  317. 			'				</div>' +
  318. 			'			</div>' +
  319. 			'		</div>' +
  320. 			'	</div>' +
  321.  
  322. 			'	<div class="button-group btn-group">' +
  323. 			'		<div class="select-menu js-menu-container js-select-menu tooltipped tooltipped-ne" aria-label="Emoji">' +
  324. 			'			<span class="btn btn-sm minibutton select-menu-button js-menu-target" aria-label="Emoji" style="padding-left:7px; padding-right:7px; width:auto; border-bottom-right-radius:3px; border-top-right-radius:3px;">' +
  325. 			'				<span class="octicon octicon-octoface"></span>' +
  326. 			'			</span>' +
  327. 			'			<div class="select-menu-modal-holder js-menu-content js-navigation-container js-active-navigation-container">' +
  328. 			'				<div class="select-menu-modal" style="overflow:visible;">' +
  329. 			'					<div class="select-menu-header">' +
  330. 			'						<span class="select-menu-title">Emoji</span>' +
  331. 			'						<span class="octicon octicon-remove-close js-menu-close"></span>' +
  332. 			'					</div>' +
  333. 			'					<div class="select-menu-filters">' +
  334. 			'						<div class="select-menu-text-filter">' +
  335. 			'							<input type="text" placeholder="Filter emoji..." class="js-filterable-field js-navigation-enable" id="context-emoji-filter-field">' +
  336. 			'						</div>' +
  337. 			'					</div>' +
  338. 			'					<div class="suggester select-menu-list" style="overflow:visible;">' +
  339. 			'						<div class="select-menu-no-results">Nothing to show</div>' +
  340. 			'					</div>' +
  341. 			'				</div>' +
  342. 			'			</div>' +
  343. 			'		</div>' +
  344. 			'	</div>' +
  345.  
  346. 			'</div>' +
  347.  
  348. 			'<div style="float:right;">' +
  349. 			'	<a href="#" id="function-clear" class="btn btn-sm minibutton function-button tooltipped tooltipped-nw" aria-label="Clear">' +
  350. 			'		<span class="octicon octicon-circle-slash"></span>' +
  351. 			'	</a>' +
  352. 			'</div>';
  353. 	})();
  354.  
  355. 	// Source: https://github.com/gollum/gollum/blob/9c714e768748db4560bc017cacef4afa0c751a63/lib/gollum/public/gollum/javascript/editor/gollum.editor.js#L516
  356. 	function executeAction(definitionObject, commentForm, button) {
  357. 		var txt = commentForm.value,
  358. 			selPos = {
  359. 				start: commentForm.selectionStart,
  360. 				end: commentForm.selectionEnd
  361. 			},
  362. 			selText = txt.substring(selPos.start, selPos.end),
  363. 			repText = selText,
  364. 			reselect = true,
  365. 			cursor = null;
  366.  
  367. 		// execute replacement function;
  368. 		if (definitionObject.exec) {
  369. 			definitionObject.exec(button, selText, commentForm, function(repText) {
  370. 				replaceFieldSelection(commentForm, repText);
  371. 			});
  372. 			return;
  373. 		}
  374.  
  375. 		// execute a search;
  376. 		var searchExp = new RegExp(definitionObject.search || /([^\n]+)/gi);
  377.  
  378. 		// replace text;
  379. 		if (definitionObject.replace) {
  380. 			var rt = definitionObject.replace;
  381. 			repText = repText.replace(searchExp, rt);
  382. 			repText = repText.replace(/\$[\d]/g, "");
  383. 			if (repText === "") {
  384. 				cursor = rt.indexOf("$1");
  385. 				repText = rt.replace(/\$[\d]/g, "");
  386. 				if (cursor === -1) {
  387. 					cursor = Math.floor(rt.length / 2);
  388. 				}
  389. 			}
  390. 		}
  391.  
  392. 		// append if necessary;
  393. 		if (definitionObject.append) {
  394. 			if (repText === selText) {
  395. 				reselect = false;
  396. 			}
  397. 			repText += definitionObject.append;
  398. 		}
  399.  
  400. 		if (repText) {
  401. 			if (definitionObject.forceNewline === true && (selPos.start > 0 && txt.substr(Math.max(0, selPos.start - 1), 1) !== "\n")) {
  402. 				repText = "\n" + repText;
  403. 			}
  404. 			replaceFieldSelection(commentForm, repText, reselect, cursor);
  405. 		}
  406. 	}
  407.  
  408. 	// Source: https://github.com/gollum/gollum/blob/9c714e768748db4560bc017cacef4afa0c751a63/lib/gollum/public/gollum/javascript/editor/gollum.editor.js#L708
  409. 	function replaceFieldSelection(commentForm, replaceText, reselect, cursorOffset) {
  410. 		var txt = commentForm.value,
  411. 			selPos = {
  412. 				start: commentForm.selectionStart,
  413. 				end: commentForm.selectionEnd
  414. 			};
  415.  
  416. 		var selectNew = true;
  417. 		if (reselect === false) {
  418. 			selectNew = false;
  419. 		}
  420.  
  421. 		var scrollTop = null;
  422. 		if (commentForm.scrollTop) {
  423. 			scrollTop = commentForm.scrollTop;
  424. 		}
  425.  
  426. 		commentForm.value = txt.substring(0, selPos.start) + replaceText + txt.substring(selPos.end);
  427. 		commentForm.focus();
  428.  
  429. 		if (selectNew) {
  430. 			if (cursorOffset) {
  431. 				commentForm.setSelectionRange(selPos.start + cursorOffset, selPos.start + cursorOffset);
  432. 			} else {
  433. 				commentForm.setSelectionRange(selPos.start, selPos.start + replaceText.length);
  434. 			}
  435. 		}
  436.  
  437. 		if (scrollTop) {
  438. 			commentForm.scrollTop = scrollTop;
  439. 		}
  440. 	}
  441.  
  442. 	function isWiki() {
  443. 		return /\/wiki\//.test(location.href);
  444. 	}
  445.  
  446. 	function isGist() {
  447. 		return location.host === "gist.github.com";
  448. 	}
  449.  
  450. 	function overrideGollumMarkdown() {
  451. 		unsafeWindow.$.GollumEditor.defineLanguage("markdown", MarkDown);
  452. 	}
  453.  
  454. 	function unbindGollumFunctions() {
  455. 		window.setTimeout(function() {
  456. 			unsafeWindow.$(".function-button:not(#function-help)").unbind("click");
  457. 		}, 1);
  458. 	}
  459.  
  460. 	var functionButtonClick = function(e) {
  461. 		e.preventDefault();
  462. 		executeAction(MarkDown[this.id], this.commentForm, this);
  463. 		return false;
  464. 	};
  465.  
  466. 	function addSuggestions(commentForm) {
  467. 		var jssuggester = commentForm.parentNode.parentNode.querySelector(".js-suggester-container .js-suggester");
  468. 		var url = jssuggester.getAttribute("data-url");
  469. 		unsafeWindow.$.fetchText(url).then(function(suggestionsData) {
  470. 			suggestionsData = suggestionsData.replace(/js-navigation-item/g, "function-button js-navigation-item select-menu-item");
  471.  
  472. 			var suggestions = document.createElement("div");
  473. 			suggestions.innerHTML = suggestionsData;
  474.  
  475. 			var emojiSuggestions = suggestions.querySelector(".emoji-suggestions");
  476. 			emojiSuggestions.style.display = "block";
  477. 			emojiSuggestions.dataset.filterableType = "substring";
  478. 			emojiSuggestions.dataset.filterableFor = "context-emoji-filter-field";
  479. 			emojiSuggestions.dataset.filterableLimit = "10";
  480.  
  481. 			var suggester = commentForm.parentNode.querySelector(".suggester");
  482. 			suggester.style.display = "block";
  483. 			suggester.style.marginTop = "0";
  484. 			suggester.appendChild(emojiSuggestions);
  485. 			Array.prototype.forEach.call(suggester.querySelectorAll(".function-button"), function(button) {
  486. 				button.addEventListener("click", function(e) {
  487. 					e.preventDefault();
  488. 					executeAction(MarkDown["function-emoji"], commentForm, this);
  489. 					return false;
  490. 				});
  491. 			});
  492. 		});
  493. 	}
  494.  
  495. 	function addToolbar() {
  496. 		if (isWiki()) {
  497. 			// Override existing language with improved & missing functions and remove existing click events;
  498. 			overrideGollumMarkdown();
  499. 			unbindGollumFunctions();
  500.  
  501. 			// Remove existing click events when changing languages;
  502. 			document.getElementById("wiki_format").addEventListener("change", function() {
  503. 				unbindGollumFunctions();
  504.  
  505. 				Array.prototype.forEach.call(document.querySelectorAll(".comment-form-textarea .function-button"), function(button) {
  506. 					button.removeEventListener("click", functionButtonClick);
  507. 				});
  508. 			});
  509. 		}
  510.  
  511. 		Array.prototype.forEach.call(document.querySelectorAll(".comment-form-textarea,.js-comment-field"), function(commentForm) {
  512. 			var gollumEditor;
  513. 			if (commentForm.classList.contains("GithubCommentEnhancer")) {
  514. 				gollumEditor = commentForm.previousSibling;
  515. 			} else {
  516. 				commentForm.classList.add("GithubCommentEnhancer");
  517.  
  518. 				if (isWiki()) {
  519. 					gollumEditor = document.getElementById("gollum-editor-function-bar");
  520. 					var temp = document.createElement("div");
  521. 					temp.innerHTML = editorHTML;
  522. 					temp.firstElementChild.appendChild(document.getElementById("function-help")); // restore the help button;
  523. 					gollumEditor.replaceChild(temp.querySelector("#gollum-editor-function-buttons"), document.getElementById("gollum-editor-function-buttons"));
  524. 					Array.prototype.forEach.call(temp.children, function(elm) {
  525. 						elm.style.position = "absolute";
  526. 						elm.style.right = "30px";
  527. 						elm.style.top = "0";
  528. 						commentForm.parentNode.insertBefore(elm, commentForm);
  529. 					});
  530. 					temp = null;
  531. 				} else {
  532. 					gollumEditor = document.createElement("div");
  533. 					gollumEditor.innerHTML = editorHTML;
  534. 					gollumEditor.id = "gollum-editor-function-bar";
  535. 					gollumEditor.style.height = "26px";
  536. 					gollumEditor.style.margin = "10px 0";
  537. 					gollumEditor.classList.add("active");
  538. 					commentForm.parentNode.insertBefore(gollumEditor, commentForm);
  539. 				}
  540.  
  541. 				addSuggestions(commentForm);
  542.  
  543. 				var tabnavExtras = commentForm.parentNode.parentNode.querySelector(".comment-form-head .tabnav-right, .comment-form-head .right");
  544. 				if (tabnavExtras) {
  545. 					var sponsored = document.createElement("a");
  546. 					sponsored.setAttribute("target", "_blank");
  547. 					sponsored.setAttribute("href", "https://github.com/jerone/UserScripts/tree/master/Github_Comment_Enhancer");
  548. 					sponsored.classList.add("tabnav-widget", "text", "tabnav-extras", "tabnav-extra");
  549. 					var sponsoredIcon = document.createElement("span");
  550. 					sponsoredIcon.classList.add("octicon", "octicon-question");
  551. 					sponsored.appendChild(sponsoredIcon);
  552. 					sponsored.appendChild(document.createTextNode("Enhanced by Github Comment Enhancer"));
  553. 					tabnavExtras.insertBefore(sponsored, tabnavExtras.firstElementChild);
  554. 				}
  555. 			}
  556.  
  557. 			if (isGist()) {
  558. 				Array.prototype.forEach.call(gollumEditor.parentNode.querySelectorAll(".select-menu-button"), function(button) {
  559. 					button.style.paddingRight = "25px";
  560. 				});
  561. 			}
  562.  
  563. 			Array.prototype.forEach.call(gollumEditor.parentNode.querySelectorAll(".function-button"), function(button) {
  564. 				if (isGist() && button.classList.contains("minibutton")) {
  565. 					button.style.padding = "0px";
  566. 					button.style.textAlign = "center";
  567. 					button.style.width = "30px";
  568. 					button.firstElementChild.style.marginRight = "0px";
  569. 				}
  570. 				button.commentForm = commentForm; // remove event listener doesn't accept `bind`;
  571. 				button.addEventListener("click", functionButtonClick);
  572. 			});
  573. 		});
  574. 	}
  575.  
  576. 	/*
  577. 	 * to-markdown - an HTML to Markdown converter
  578. 	 * Copyright 2011, Dom Christie
  579. 	 * Licenced under the MIT licence
  580. 	 * Source: https://github.com/domchristie/to-markdown
  581. 	 *
  582. 	 * Code is altered:
  583. 	 * - Added task list support: https://github.com/domchristie/to-markdown/pull/62
  584. 	 * - He dependecy is removed
  585. 	 */
  586. 	var toMarkdown = function(string) {
  587.  
  588. 		var ELEMENTS = [{
  589. 			patterns: 'p',
  590. 			replacement: function(str, attrs, innerHTML) {
  591. 				return innerHTML ? '\n\n' + innerHTML + '\n' : '';
  592. 			}
  593. 		}, {
  594. 			patterns: 'br',
  595. 			type: 'void',
  596. 			replacement: '  \n'
  597. 		}, {
  598. 			patterns: 'h([1-6])',
  599. 			replacement: function(str, hLevel, attrs, innerHTML) {
  600. 				var hPrefix = '';
  601. 				for (var i = 0; i < hLevel; i++) {
  602. 					hPrefix += '#';
  603. 				}
  604. 				return '\n\n' + hPrefix + ' ' + innerHTML + '\n';
  605. 			}
  606. 		}, {
  607. 			patterns: 'hr',
  608. 			type: 'void',
  609. 			replacement: '\n\n* * *\n'
  610. 		}, {
  611. 			patterns: 'a',
  612. 			replacement: function(str, attrs, innerHTML) {
  613. 				var href = attrs.match(attrRegExp('href')),
  614. 					title = attrs.match(attrRegExp('title'));
  615. 				return href ? '[' + innerHTML + ']' + '(' + href[1] + (title && title[1] ? ' "' + title[1] + '"' : '') + ')' : str;
  616. 			}
  617. 		}, {
  618. 			patterns: ['b', 'strong'],
  619. 			replacement: function(str, attrs, innerHTML) {
  620. 				return innerHTML ? '**' + innerHTML + '**' : '';
  621. 			}
  622. 		}, {
  623. 			patterns: ['i', 'em'],
  624. 			replacement: function(str, attrs, innerHTML) {
  625. 				return innerHTML ? '_' + innerHTML + '_' : '';
  626. 			}
  627. 		}, {
  628. 			patterns: 'code',
  629. 			replacement: function(str, attrs, innerHTML) {
  630. 				return innerHTML ? '`' + innerHTML + '`' : '';
  631. 			}
  632. 		}, {
  633. 			patterns: 'img',
  634. 			type: 'void',
  635. 			replacement: function(str, attrs, innerHTML) {
  636. 				var src = attrs.match(attrRegExp('src')),
  637. 					alt = attrs.match(attrRegExp('alt')),
  638. 					title = attrs.match(attrRegExp('title'));
  639. 				return src ? '![' + (alt && alt[1] ? alt[1] : '') + ']' + '(' + src[1] + (title && title[1] ? ' "' + title[1] + '"' : '') + ')' : '';
  640. 			}
  641. 		}];
  642.  
  643. 		for (var i = 0, len = ELEMENTS.length; i < len; i++) {
  644. 			if (typeof ELEMENTS[i].patterns === 'string') {
  645. 				string = replaceEls(string, {
  646. 					tag: ELEMENTS[i].patterns,
  647. 					replacement: ELEMENTS[i].replacement,
  648. 					type: ELEMENTS[i].type
  649. 				});
  650. 			} else {
  651. 				for (var j = 0, pLen = ELEMENTS[i].patterns.length; j < pLen; j++) {
  652. 					string = replaceEls(string, {
  653. 						tag: ELEMENTS[i].patterns[j],
  654. 						replacement: ELEMENTS[i].replacement,
  655. 						type: ELEMENTS[i].type
  656. 					});
  657. 				}
  658. 			}
  659. 		}
  660.  
  661. 		function replaceEls(html, elProperties) {
  662. 			var pattern = elProperties.type === 'void' ? '<' + elProperties.tag + '\\b([^>]*)\\/?>' : '<' + elProperties.tag + '\\b([^>]*)>([\\s\\S]*?)<\\/' + elProperties.tag + '>',
  663. 				regex = new RegExp(pattern, 'gi'),
  664. 				markdown = '';
  665. 			if (typeof elProperties.replacement === 'string') {
  666. 				markdown = html.replace(regex, elProperties.replacement);
  667. 			} else {
  668. 				markdown = html.replace(regex, function(str, p1, p2, p3) {
  669. 					return elProperties.replacement.call(this, str, p1, p2, p3);
  670. 				});
  671. 			}
  672. 			return markdown;
  673. 		}
  674.  
  675. 		function attrRegExp(attr) {
  676. 			return new RegExp(attr + '\\s*=\\s*["\']?([^"\']*)["\']?', 'i');
  677. 		}
  678.  
  679. 		// Pre code blocks
  680.  
  681. 		string = string.replace(/<pre\b[^>]*>`([\s\S]*?)`<\/pre>/gi, function(str, innerHTML) {
  682. 			var text = innerHTML;
  683. 			text = text.replace(/^\t+/g, '  '); // convert tabs to spaces (you know it makes sense)
  684. 			text = text.replace(/\n/g, '\n    ');
  685. 			return '\n\n    ' + text + '\n';
  686. 		});
  687.  
  688. 		// Lists
  689.  
  690. 		// Escape numbers that could trigger an ol
  691. 		// If there are more than three spaces before the code, it would be in a pre tag
  692. 		// Make sure we are escaping the period not matching any character
  693. 		string = string.replace(/^(\s{0,3}\d+)\. /g, '$1\\. ');
  694.  
  695. 		// Converts lists that have no child lists (of same type) first, then works its way up
  696. 		var noChildrenRegex = /<(ul|ol)\b[^>]*>(?:(?!<ul|<ol)[\s\S])*?<\/\1>/gi;
  697. 		while (string.match(noChildrenRegex)) {
  698. 			string = string.replace(noChildrenRegex, function(str) {
  699. 				return replaceLists(str);
  700. 			});
  701. 		}
  702.  
  703. 		function replaceLists(html) {
  704.  
  705. 			html = html.replace(/<(ul|ol)\b[^>]*>([\s\S]*?)<\/\1>/gi, function(str, listType, innerHTML) {
  706. 				var lis = innerHTML.split('</li>');
  707. 				lis.splice(lis.length - 1, 1);
  708.  
  709. 				for (i = 0, len = lis.length; i < len; i++) {
  710. 					if (lis[i]) {
  711. 						var prefix = (listType === 'ol') ? (i + 1) + ".  " : "*   ";
  712. 						lis[i] = lis[i].replace(/\s*<li[^>]*>([\s\S]*)/i, function(str, innerHTML) {
  713. 							innerHTML = innerHTML.replace(/\s*<input[^>]*?(checked[^>]*)?type=['"]?checkbox['"]?[^>]>/, function(inputStr, checked) {
  714. 								return checked ? '[X]' : '[ ]';
  715. 							});
  716. 							innerHTML = innerHTML.replace(/^\s+/, '');
  717. 							innerHTML = innerHTML.replace(/\n\n/g, '\n\n    ');
  718. 							// indent nested lists
  719. 							innerHTML = innerHTML.replace(/\n([ ]*)+(\*|\d+\.) /g, '\n$1    $2 ');
  720. 							return prefix + innerHTML;
  721. 						});
  722. 					}
  723. 					lis[i] = lis[i].replace(/(.) +$/m, '$1');
  724. 				}
  725. 				return lis.join('\n');
  726. 			});
  727.  
  728. 			return '\n\n' + html.replace(/[ \t]+\n|\s+$/g, '');
  729. 		}
  730.  
  731. 		// Blockquotes
  732. 		var deepest = /<blockquote\b[^>]*>((?:(?!<blockquote)[\s\S])*?)<\/blockquote>/gi;
  733. 		while (string.match(deepest)) {
  734. 			string = string.replace(deepest, function(str) {
  735. 				return replaceBlockquotes(str);
  736. 			});
  737. 		}
  738.  
  739. 		function replaceBlockquotes(html) {
  740. 			html = html.replace(/<blockquote\b[^>]*>([\s\S]*?)<\/blockquote>/gi, function(str, inner) {
  741. 				inner = inner.replace(/^\s+|\s+$/g, '');
  742. 				inner = cleanUp(inner);
  743. 				inner = inner.replace(/^/gm, '> ');
  744. 				inner = inner.replace(/^(>([ \t]{2,}>)+)/gm, '> >');
  745. 				return inner;
  746. 			});
  747. 			return html;
  748. 		}
  749.  
  750. 		function cleanUp(string) {
  751. 			string = string.replace(/^[\t\r\n]+|[\t\r\n]+$/g, ''); // trim leading/trailing whitespace
  752. 			string = string.replace(/\n\s+\n/g, '\n\n');
  753. 			string = string.replace(/\n{3,}/g, '\n\n'); // limit consecutive linebreaks to 2
  754. 			return string;
  755. 		}
  756.  
  757. 		return cleanUp(string);
  758. 	};
  759.  
  760. 	function addReplyButtons() {
  761. 		Array.prototype.forEach.call(document.querySelectorAll(".comment"), function(comment) {
  762. 			var oldReply = comment.querySelector(".GithubCommentEnhancerReply");
  763. 			if (oldReply) {
  764. 				oldReply.parentNode.removeChild(oldReply);
  765. 			}
  766.  
  767. 			var header = comment.querySelector(".timeline-comment-header"),
  768. 				actions = comment.querySelector(".timeline-comment-actions"),
  769. 				newComment = document.querySelector(".timeline-new-comment .comment-form-textarea");
  770.  
  771. 			if (!header) {
  772. 				return;
  773. 			}
  774. 			if (!actions) {
  775. 				actions = document.createElement("div");
  776. 				actions.classList.add("timeline-comment-actions");
  777. 				header.insertBefore(actions, header.firstElementChild);
  778. 			}
  779.  
  780. 			var reply = document.createElement("a");
  781. 			reply.setAttribute("href", "#");
  782. 			reply.setAttribute("aria-label", "Reply to this comment");
  783. 			reply.classList.add("GithubCommentEnhancerReply", "timeline-comment-action", "tooltipped", "tooltipped-ne");
  784. 			reply.addEventListener("click", function(e) {
  785. 				e.preventDefault();
  786.  
  787. 				var timestamp = comment.querySelector(".timestamp");
  788.  
  789. 				var commentText = comment.querySelector(".comment-form-textarea");
  790. 				if (commentText) {
  791. 					commentText = commentText.value;
  792. 				} else {
  793. 					commentText = toMarkdown(comment.querySelector(".comment-body").innerHTML);
  794. 				}
  795. 				commentText = commentText.trim().split("\n").map(function(line) {
  796. 					return "> " + line;
  797. 				}).join("\n");
  798.  
  799. 				var text = newComment.value.length > 0 ? "\n" : "";
  800. 				text += String.format('@{0} commented on [{1}]({2} "{3} - Replied by Github Comment Enhancer"):\n{4}\n\n',
  801. 					comment.querySelector(".author").textContent,
  802. 					timestamp.firstElementChild.getAttribute("title"),
  803. 					timestamp.href,
  804. 					timestamp.firstElementChild.getAttribute("datetime"),
  805. 					commentText);
  806.  
  807. 				newComment.value += text;
  808. 				newComment.setSelectionRange(newComment.value.length, newComment.value.length);
  809. 				newComment.focus();
  810. 			});
  811.  
  812. 			var replyIcon = document.createElement("span");
  813. 			replyIcon.classList.add("octicon", "octicon-mail-reply");
  814. 			reply.appendChild(replyIcon);
  815.  
  816. 			actions.appendChild(reply);
  817. 		});
  818. 	}
  819.  
  820. 	// init;
  821. 	function init() {
  822. 		addToolbar();
  823. 		addReplyButtons();
  824. 	}
  825. 	init();
  826.  
  827. 	// on pjax;
  828. 	unsafeWindow.$(document).on("pjax:end", init); // `pjax:end` also runs on history back;
  829.  
  830. 	// for inline comments;
  831. 	var files = document.querySelectorAll('.file-code');
  832. 	Array.prototype.forEach.call(files, function(file) {
  833. 		file = file.firstElementChild;
  834. 		new MutationObserver(function(mutations) {
  835. 			mutations.forEach(function(mutation) {
  836. 				if (mutation.target === file) {
  837. 					addToolbar();
  838. 				}
  839. 			});
  840. 		}).observe(file, {
  841. 			childList: true,
  842. 			subtree: true
  843. 		});
  844. 	});
  845.  
  846. })(typeof unsafeWindow !== "undefined" ? unsafeWindow : window);

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