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57 lines
2.4 KiB
57 lines
2.4 KiB
// Process autolinks '<protocol:...>'
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var escape = require('../helpers').escapeHtml;
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/*eslint max-len:0*/
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var EMAIL_RE = /^<([a-zA-Z0-9.!#$%&'*+\/=?^_`{|}~-]+@[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?(?:\.[a-zA-Z0-9](?:[a-zA-Z0-9-]{0,61}[a-zA-Z0-9])?)*)>/;
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var AUTOLINK_RE = /^<([a-zA-Z.\-]{1,15}):([^<>\x00-\x20]*)>/;
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var linkPrefix = 'coap|doi|javascript|aaa|aaas|about|acap|cap|cid|crid|data|dav|dict|dns|file|ftp|geo|go|gopher|h323|http|https|iax|icap|im|imap|info|ipp|iris|iris.beep|iris.xpc|iris.xpcs|iris.lwz|ldap|mailto|mid|msrp|msrps|mtqp|mupdate|news|nfs|ni|nih|nntp|opaquelocktoken|pop|pres|rtsp|service|session|shttp|sieve|sip|sips|sms|snmp|soap.beep|soap.beeps|tag|tel|telnet|tftp|thismessage|tn3270|tip|tv|urn|vemmi|ws|wss|xcon|xcon-userid|xmlrpc.beep|xmlrpc.beeps|xmpp|z39.50r|z39.50s|adiumxtra|afp|afs|aim|apt|attachment|aw|beshare|bitcoin|bolo|callto|chrome|chrome-extension|com-eventbrite-attendee|content|cvs|dlna-playsingle|dlna-playcontainer|dtn|dvb|ed2k|facetime|feed|finger|fish|gg|git|gizmoproject|gtalk|hcp|icon|ipn|irc|irc6|ircs|itms|jar|jms|keyparc|lastfm|ldaps|magnet|maps|market|message|mms|ms-help|msnim|mumble|mvn|notes|oid|palm|paparazzi|platform|proxy|psyc|query|res|resource|rmi|rsync|rtmp|secondlife|sftp|sgn|skype|smb|soldat|spotify|ssh|steam|svn|teamspeak|things|udp|unreal|ut2004|ventrilo|view-source|webcal|wtai|wyciwyg|xfire|xri|ymsgr'.split('|');
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module.exports = function autolink(state) {
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var tail, linkMatch, emailMatch, pos = state.pos;
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if (state.src.charCodeAt(pos) !== 0x3C/* < */) { return false; }
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tail = state.src.slice(pos);
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if (tail.indexOf('>') < 0) { return false; }
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linkMatch = tail.match(AUTOLINK_RE);
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if (linkMatch) {
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if (linkPrefix.indexOf(linkMatch[1]) < 0) { return false; }
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state.tokens.push({
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type: 'link_open',
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href: escape(linkMatch[0].slice(1, -1))
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});
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state.tokens.push({
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type: 'text',
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content: escape(linkMatch[0].slice(1, -1))
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});
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state.tokens.push({ type: 'link_close' });
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state.pos += linkMatch[0].length;
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return true;
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}
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emailMatch = tail.match(EMAIL_RE);
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if (emailMatch) {
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state.tokens.push({
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type: 'link_open',
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href: 'mailto:' + escape(emailMatch[0].slice(1, -1))
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});
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state.tokens.push({
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type: 'text',
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content: escape(emailMatch[0].slice(1, -1))
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});
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state.tokens.push({ type: 'link_close' });
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state.pos += emailMatch[0].length;
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return true;
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}
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return false;
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};
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