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80 lines
3.0 KiB
JavaScript
80 lines
3.0 KiB
JavaScript
// url allowed chars [a-z\d_.~:/?#[]@!$&'()*+,;=-]
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var simpleURLRegex = /([*~_]+|\b)(((https?|ftp|dict):\/\/|www\.)[^'">\s]+?\.[^'">\s]+?)()(\1)?(?=\s|$)(?!["<>])/gi,
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simpleURLRegex2 = /([*~_]+|\b)(((https?|ftp|dict):\/\/|www\.)[^'">\s]+\.[^'">\s]+?)([.!?,()\[\]])?(\1)?(?=\s|$)(?!["<>])/gi,
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delimUrlRegex = /()<(((https?|ftp|dict):\/\/|www\.)[^'">\s]+)()>()/gi,
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simpleMailRegex = /(^|\s)(?:mailto:)?([A-Za-z0-9!#$%&'*+-/=?^_`{|}~.]+@[-a-z0-9]+(\.[-a-z0-9]+)*\.[a-z]+)(?=$|\s)/gmi,
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delimMailRegex = /<()(?:mailto:)?([-.\w]+@[-a-z0-9]+(\.[-a-z0-9]+)*\.[a-z]+)>/gi,
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replaceLink = function (options) {
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'use strict';
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return function (wm, leadingMagicChars, link, m2, m3, trailingPunctuation, trailingMagicChars) {
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link = link.replace(showdown.helper.regexes.asteriskDashAndColon, showdown.helper.escapeCharactersCallback);
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var lnkTxt = link,
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append = '',
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target = '',
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lmc = leadingMagicChars || '',
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tmc = trailingMagicChars || '';
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if (/^www\./i.test(link)) {
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link = link.replace(/^www\./i, 'http://www.');
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}
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if (options.excludeTrailingPunctuationFromURLs && trailingPunctuation) {
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append = trailingPunctuation;
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}
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if (options.openLinksInNewWindow) {
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target = ' target="¨E95Eblank"';
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}
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return lmc + '<a href="' + link + '"' + target + '>' + lnkTxt + '</a>' + append + tmc;
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};
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},
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replaceMail = function (options, globals) {
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'use strict';
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return function (wholeMatch, b, mail) {
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var href = 'mailto:';
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b = b || '';
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mail = showdown.subParser('unescapeSpecialChars')(mail, options, globals);
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if (options.encodeEmails) {
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href = showdown.helper.encodeEmailAddress(href + mail);
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mail = showdown.helper.encodeEmailAddress(mail);
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} else {
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href = href + mail;
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}
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return b + '<a href="' + href + '">' + mail + '</a>';
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};
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};
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showdown.subParser('autoLinks', function (text, options, globals) {
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'use strict';
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text = globals.converter._dispatch('autoLinks.before', text, options, globals);
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text = text.replace(delimUrlRegex, replaceLink(options));
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text = text.replace(delimMailRegex, replaceMail(options, globals));
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text = globals.converter._dispatch('autoLinks.after', text, options, globals);
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return text;
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});
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showdown.subParser('simplifiedAutoLinks', function (text, options, globals) {
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'use strict';
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if (!options.simplifiedAutoLink) {
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return text;
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}
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text = globals.converter._dispatch('simplifiedAutoLinks.before', text, options, globals);
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if (options.excludeTrailingPunctuationFromURLs) {
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text = text.replace(simpleURLRegex2, replaceLink(options));
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} else {
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text = text.replace(simpleURLRegex, replaceLink(options));
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}
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text = text.replace(simpleMailRegex, replaceMail(options, globals));
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text = globals.converter._dispatch('simplifiedAutoLinks.after', text, options, globals);
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return text;
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});
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