Greasy Fork

Shined up real nice.

Linkify Plus Plus

Based on Linkify Plus. Turn plain text URLs into links.

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
// ==UserScript==
// @name Linkify Plus Plus
// @version 8.2.0
// @description Based on Linkify Plus. Turn plain text URLs into links.
// @license BSD-3-Clause
// @homepageURL https://github.com/eight04/linkify-plus-plus
// @supportURL https://github.com/eight04/linkify-plus-plus/issues
// @namespace eight04.blogspot.com
// @include *
// @exclude https://www.google.*/search*
// @exclude https://www.google.*/webhp*
// @exclude https://music.google.com/*
// @exclude https://mail.google.com/*
// @exclude https://docs.google.com/*
// @exclude https://encrypted.google.com/*
// @exclude http://mxr.mozilla.org/*
// @exclude http://w3c*.github.io/*
// @require https://greasyfork.org/scripts/7212-gm-config-eight-s-version/code/GM_config%20(eight's%20version).js?version=156587
// @require https://greasyfork.org/scripts/27630-linkify-plus-plus-core/code/linkify-plus-plus-core.js?version=213494
// @grant GM_addStyle
// @grant GM_registerMenuCommand
// @grant GM_getValue
// @grant GM_setValue
// @grant unsafeWindow
// @compatible firefox Tampermonkey latest
// @compatible chrome Tampermonkey latest
// ==/UserScript==

/* globals GM_config */

(function(){

// Limit contentType to "text/plain" or "text/html"
if (document.contentType != undefined && document.contentType != "text/plain" && document.contentType != "text/html") {
	return;
}

var {linkify, UrlMatcher, INVALID_TAGS} = window.linkifyPlusPlusCore;

const BUFFER_SIZE = 100;

// Valid root node before linkifing
function validRoot(node, validator) {
	// Cache valid state in node.VALID
	if (node.VALID !== undefined) {
		return node.VALID;
	}

	// Loop through ancestor
	var cache = [], isValid;
	while (node != document.documentElement) {
		cache.push(node);

		// It is invalid if it has invalid ancestor
		if (!validator(node) || INVALID_TAGS[node.nodeName]) {
			isValid = false;
			break;
		}

		// The node was removed from DOM tree
		if (!node.parentNode) {
			return false;
		}

		node = node.parentNode;

		if (node.VALID !== undefined) {
			isValid = node.VALID;
			break;
		}
	}

	// All ancestors are fine
	if (isValid === undefined) {
		isValid = true;
	}

	// Cache the result
	var i;
	for (i = 0; i < cache.length; i++) {
		cache[i].VALID = isValid;
	}

	return isValid;
}

function createValidator({selector, skipSelector}) {
	return function(node) {
		if (node.isContentEditable) {
			return false;
		}
		if (selector && node.matches && node.matches(selector)) {
			return true;
		}
		if (skipSelector && node.matches && node.matches(skipSelector)) {
			return false;
		}
		return true;
	};
}

function selectorTest(selector) {
	try {
		document.documentElement.matches(selector);
	} catch (err) {
		alert(`Invalid selector: ${selector}`);
		return false;
	}
	return true;
}

function createList(text) {
	text = text.trim();
	if (!text) {
		return null;
	}
	return text.split("\n");
}

function createBuffer(size) {
  const set = new Set;
  const buff = Array(size);
  const eventBus = document.createElement("span");
  let start = 0;
  let end = 0;
  return {push, eventBus, shift};
  
  function push(item) {
    if (set.has(item)) {
      return;
    }
    if (set.size && start === end) {
      // overflow
      eventBus.dispatchEvent(new CustomEvent("overflow"));
      set.clear();
      return;
    }
    set.add(item);
    buff[end] = item;
    end = (end + 1) % size;
    eventBus.dispatchEvent(new CustomEvent("add"));
  }
  
  function shift() {
    if (!set.size) {
      return;
    }
    const item = buff[start];
    set.delete(item);
    buff[start] = null;
    start = (start + 1) % size;
    return item;
  }
}

function createLinkifyProcess(options) {
  const buffer = createBuffer(BUFFER_SIZE);
  let overflowed = false;
  let started = false;
  buffer.eventBus.addEventListener("add", start);
  buffer.eventBus.addEventListener("overflow", () => overflowed = true);
  return {process};
  
  function process(root) {
    if (overflowed) {
      return false
    }
    if (validRoot(root, options.validator)) {
      buffer.push(root);
    }
    return true;
  }
  
  function start() {
    if (started) {
      return;
    }    
    deque();
  }
  
  function deque() {
    let root;
    if (overflowed) {
      root = document.body;
      overflowed = false;
    } else {
      root = buffer.shift();
    }
    if (!root) {
      started = false;
      return;
    }
    
    linkify(root, options)
      .then(() => {
        var p = Promise.resolve();
        if (options.selector) {
          for (var node of root.querySelectorAll(options.selector)) {
            p = p.then(linkify.bind(null, node, options));
          }
        }
        return p;
      })
      .catch(err => {
        console.error(err);
      })
      .then(deque);
  }
}

function createOptions() {
  const options = {};
  setup();
  return options;
  
  function setup() {
    GM_config.setup({
      ip: {
        label: "Match 4 digits IP",
        type: "checkbox",
        default: true
      },
      image: {
        label: "Embed images",
        type: "checkbox",
        default: true
      },
      imageSkipSelector: {
        label: "Don't embed images under following elements",
        type: "textarea",
        default: ".hljs, .highlight, .brush\\:"
      },
      unicode: {
        label: "Allow non-ascii character",
        type: "checkbox",
        default: false
      },
      newTab: {
        label: "Open link in new tab",
        type: "checkbox",
        default: false
      },
      standalone: {
        label: "URL must be surrounded by whitespace",
        type: "checkbox",
        default: false
      },
      boundaryLeft: {
        label: "Boundary characters between whitespace and URL (left)",
        type: "text",
        default: "{[(\"'"
      },
      boundaryRight: {
        label: "Boundary characters between whitespace and URL (right)",
        type: "text",
        default: "'\")]},.;?!"
      },
      skipSelector: {
        label: "Do not linkify these elements. (CSS selector)",
        type: "textarea",
        default: ".highlight, .editbox, .brush\\:, .bdsug, .spreadsheetinfo"
      },
      selector: {
        label: "Always linkify these elements, override above. (CSS selector)",
        type: "textarea",
        default: ""
      },
      timeout: {
        label: "Max execution time (ms).",
        type: "number",
        default: 10000
      },
      maxRunTime: {
        label: "Max script run time (ms). If the script is freezing your browser, try to decrease this value.",
        type: "number",
        default: 100
      },
      customRules: {
        label: "Custom rules. One pattern per line. (RegExp)",
        type: "textarea",
        default: ""
      }
    }, function() {
      Object.assign(options, GM_config.get());
      if (options.selector && !selectorTest(options.selector)) {
        options.selector = null;
      }
      if (options.skipSelector && !selectorTest(options.skipSelector)) {
        options.skipSelector = null;
      }
      if (options.customRules) {
        options.customRules = createList(options.customRules);
      }
      options.validator = createValidator(options);
      options.fuzzyIp = options.ip;
      options.ignoreMustache = unsafeWindow.angular || unsafeWindow.Vue;
      options.embedImage = options.image;
      options.matcher = new UrlMatcher(options);
      options.onlink = options.imageSkipSelector ? onlink : null;
    });
  }
  
  function onlink({link, range, content}) {
    if (link.childNodes[0].nodeName != "IMG") return;
    
    var parent = range.startContainer;
    // it might be a text node
    if (!parent.closest) {
      parent = parent.parentNode;
    }
    if (!parent.closest(options.imageSkipSelector)) return;
    // remove image
    link.innerHTML = "";
    link.appendChild(content);
  }
}

// Program init
GM_addStyle(".linkifyplus img { max-width: 90%; }");
const linkifyProcess = createLinkifyProcess(createOptions());
const observer = new MutationObserver(function(mutations){
	// Filter out mutations generated by LPP
	var lastRecord = mutations[mutations.length - 1],
		nodes = lastRecord.addedNodes,
		i;

	if (nodes.length >= 2) {
		for (i = 0; i < 2; i++) {
			if (nodes[i].className == "linkifyplus") {
				return;
			}
		}
	}

  for (var record of mutations) {
    if (record.addedNodes.length) {
      if (!linkifyProcess.process(record.target)) {
        // it's full
        break;
      }
    }
  }
});

function init() {
  observer.observe(document.body, {
    childList: true,
    subtree: true
  });
  linkifyProcess.process(document.body);
}

if (document.body) {
  init();
} else {
  // https://github.com/Tampermonkey/tampermonkey/issues/485
  document.addEventListener("DOMContentLoaded", init, {once: true});
}

})();