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-/*!
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- * JavaScript Linkify - v0.3 - 6/27/2009
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- * http://benalman.com/projects/javascript-linkify/
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- *
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- * Copyright (c) 2009 "Cowboy" Ben Alman
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- * Dual licensed under the MIT and GPL licenses.
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- * http://benalman.com/about/license/
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- *
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- * Some regexps adapted from http://userscripts.org/scripts/review/7122
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- */
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-
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-// Script: JavaScript Linkify: Process links in text!
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-//
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-// *Version: 0.3, Last updated: 6/27/2009*
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-//
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-// Project Home - http://benalman.com/projects/javascript-linkify/
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-// GitHub - http://github.com/cowboy/javascript-linkify/
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-// Source - http://github.com/cowboy/javascript-linkify/raw/master/ba-linkify.js
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-// (Minified) - http://github.com/cowboy/javascript-linkify/raw/master/ba-linkify.min.js (2.8kb)
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-//
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-// About: License
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-//
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-// Copyright (c) 2009 "Cowboy" Ben Alman,
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-// Dual licensed under the MIT and GPL licenses.
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-// http://benalman.com/about/license/
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-//
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-// About: Examples
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-//
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-// This working example, complete with fully commented code, illustrates one way
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-// in which this code can be used.
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-//
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-// Linkify - http://benalman.com/code/projects/javascript-linkify/examples/linkify/
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-//
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-// About: Support and Testing
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-//
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-// Information about what browsers this code has been tested in.
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-//
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-// Browsers Tested - Internet Explorer 6-8, Firefox 2-3.7, Safari 3-4, Chrome, Opera 9.6-10.
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-//
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-// About: Release History
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-//
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-// 0.3 - (6/27/2009) Initial release
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-
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-// Function: linkify
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-//
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-// Turn text into linkified html.
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-//
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-// Usage:
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-//
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-// > var html = linkify( text [, options ] );
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-//
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-// Arguments:
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-//
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-// text - (String) Non-HTML text containing links to be parsed.
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-// options - (Object) An optional object containing linkify parse options.
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-//
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-// Options:
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-//
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-// callback (Function) - If specified, this will be called once for each link-
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-// or non-link-chunk with two arguments, text and href. If the chunk is
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-// non-link, href will be omitted. If unspecified, the default linkification
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-// callback is used.
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-// punct_regexp (RegExp) - A RegExp that will be used to trim trailing
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-// punctuation from links, instead of the default. If set to null, trailing
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-// punctuation will not be trimmed.
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-//
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-// Returns:
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-//
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-// (String) An HTML string containing links.
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-
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-require(["jquery"], function(){
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- var
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- SCHEME = "[a-z\\d.-]+://",
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- IPV4 = "(?:(?:[0-9]|[1-9]\\d|1\\d{2}|2[0-4]\\d|25[0-5])\\.){3}(?:[0-9]|[1-9]\\d|1\\d{2}|2[0-4]\\d|25[0-5])",
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- HOSTNAME = "(?:(?:[^\\s!@#$%^&*()_=+[\\]{}\\\\|;:'\",.<>/?]+)\\.)+",
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- TLD = "(?:ac|ad|aero|ae|af|ag|ai|al|am|an|ao|aq|arpa|ar|asia|as|at|au|aw|ax|az|ba|bb|bd|be|bf|bg|bh|biz|bi|bj|bm|bn|bo|br|bs|bt|bv|bw|by|bz|cat|ca|cc|cd|cf|cg|ch|ci|ck|cl|cm|cn|coop|com|co|cr|cu|cv|cx|cy|cz|de|dj|dk|dm|do|dz|ec|edu|ee|eg|er|es|et|eu|fi|fj|fk|fm|fo|fr|ga|gb|gd|ge|gf|gg|gh|gi|gl|gm|gn|gov|gp|gq|gr|gs|gt|gu|gw|gy|hk|hm|hn|hr|ht|hu|id|ie|il|im|info|int|in|io|iq|ir|is|it|je|jm|jobs|jo|jp|ke|kg|kh|ki|km|kn|kp|kr|kw|ky|kz|la|lb|lc|li|lk|lr|ls|lt|lu|lv|ly|ma|mc|md|me|mg|mh|mil|mk|ml|mm|mn|mobi|mo|mp|mq|mr|ms|mt|museum|mu|mv|mw|mx|my|mz|name|na|nc|net|ne|nf|ng|ni|nl|no|np|nr|nu|nz|om|org|pa|pe|pf|pg|ph|pk|pl|pm|pn|pro|pr|ps|pt|pw|py|qa|re|ro|rs|ru|rw|sa|sb|sc|sd|se|sg|sh|si|sj|sk|sl|sm|sn|so|sr|st|su|sv|sy|sz|tc|td|tel|tf|tg|th|tj|tk|tl|tm|tn|to|tp|travel|tr|tt|tv|tw|tz|ua|ug|uk|um|us|uy|uz|va|vc|ve|vg|vi|vn|vu|wf|ws|xn--0zwm56d|xn--11b5bs3a9aj6g|xn--80akhbyknj4f|xn--9t4b11yi5a|xn--deba0ad|xn--g6w251d|xn--hgbk6aj7f53bba|xn--hlcj6aya9esc7a|xn--jxalpdlp|xn--kgbechtv|xn--zckzah|ye|yt|yu|za|zm|zw)",
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- HOST_OR_IP = "(?:" + HOSTNAME + TLD + "|" + IPV4 + ")",
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- PATH = "(?:[;/][^#?<>\\s]*)?",
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- QUERY_FRAG = "(?:\\?[^#<>\\s]*)?(?:#[^<>\\s]*)?",
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- URI1 = "\\b" + SCHEME + "[^<>\\s]+",
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- URI2 = "\\b" + HOST_OR_IP + PATH + QUERY_FRAG + "(?!\\w)",
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-
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- MAILTO = "mailto:",
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- EMAIL = "(?:" + MAILTO + ")?[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*@" + HOST_OR_IP + QUERY_FRAG + "(?!\\w)",
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-
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- URI_RE = new RegExp( "(?:" + URI1 + "|" + URI2 + "|" + EMAIL + ")", "ig" ),
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- SCHEME_RE = new RegExp( "^" + SCHEME, "i" ),
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-
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- quotes = {
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- "'": "`",
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- '>': '<',
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- ')': '(',
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- ']': '[',
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- '}': '{',
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- '»': '«',
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- '›': '‹'
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- },
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-
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- default_options = {
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- callback: function( text, href ) {
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- return href ? '<a href="' + href + '" title="' + href + '">' + text + '</a>' : text;
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- },
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- punct_regexp: /(?:[!?.,:;'"]|(?:&|&)(?:lt|gt|quot|apos|raquo|laquo|rsaquo|lsaquo);)$/
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- };
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-
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- window.linkify = function( txt, options ) {
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- options = options || {};
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-
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- // Temp variables.
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- var arr,
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- i,
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- link,
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- href,
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-
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- // Output HTML.
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- html = '',
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-
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- // Store text / link parts, in order, for re-combination.
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- parts = [],
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-
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- // Used for keeping track of indices in the text.
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- idx_prev,
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- idx_last,
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- idx,
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- link_last,
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-
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- // Used for trimming trailing punctuation and quotes from links.
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- matches_begin,
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- matches_end,
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- quote_begin,
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- quote_end;
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-
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- // Initialize options.
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- for ( i in default_options ) {
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- if ( options[ i ] === undefined ) {
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- options[ i ] = default_options[ i ];
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- }
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- }
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-
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- // Find links.
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- while ( arr = URI_RE.exec( txt ) ) {
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-
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- link = arr[0];
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- idx_last = URI_RE.lastIndex;
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- idx = idx_last - link.length;
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-
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- // Not a link if preceded by certain characters.
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- if ( /[\/:]/.test( txt.charAt( idx - 1 ) ) ) {
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- continue;
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- }
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-
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- // Trim trailing punctuation.
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- do {
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- // If no changes are made, we don't want to loop forever!
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- link_last = link;
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-
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- quote_end = link.substr( -1 )
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- quote_begin = quotes[ quote_end ];
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-
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- // Ending quote character?
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- if ( quote_begin ) {
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- matches_begin = link.match( new RegExp( '\\' + quote_begin + '(?!$)', 'g' ) );
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- matches_end = link.match( new RegExp( '\\' + quote_end, 'g' ) );
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-
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- // If quotes are unbalanced, remove trailing quote character.
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- if ( ( matches_begin ? matches_begin.length : 0 ) < ( matches_end ? matches_end.length : 0 ) ) {
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- link = link.substr( 0, link.length - 1 );
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- idx_last--;
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- }
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- }
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-
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- // Ending non-quote punctuation character?
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- if ( options.punct_regexp ) {
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- link = link.replace( options.punct_regexp, function(a){
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- idx_last -= a.length;
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- return '';
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- });
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- }
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- } while ( link.length && link !== link_last );
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-
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- href = link;
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-
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- // Add appropriate protocol to naked links.
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- if ( !SCHEME_RE.test( href ) ) {
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- href = ( href.indexOf( '@' ) !== -1 ? ( !href.indexOf( MAILTO ) ? '' : MAILTO )
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- : !href.indexOf( 'irc.' ) ? 'irc://'
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- : !href.indexOf( 'ftp.' ) ? 'ftp://'
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- : 'http://' )
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- + href;
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- }
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-
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- // Push preceding non-link text onto the array.
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- if ( idx_prev != idx ) {
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- parts.push([ txt.slice( idx_prev, idx ) ]);
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- idx_prev = idx_last;
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- }
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-
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- // Push massaged link onto the array
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- parts.push([ link, href ]);
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- };
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-
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- // Push remaining non-link text onto the array.
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- parts.push([ txt.substr( idx_prev ) ]);
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-
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- // Process the array items.
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- for ( i = 0; i < parts.length; i++ ) {
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- html += options.callback.apply( window, parts[i] );
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- }
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-
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- // In case of catastrophic failure, return the original text;
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- return html || txt;
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- };
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-
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-})();
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-
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Henry Oswald