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plugins/linkifyjs/2.1.8/linkify-jquery.js
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293
plugins/linkifyjs/2.1.8/linkify-jquery.js
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'use strict';
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;(function (window, linkify, $) {
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var linkifyJquery = function (linkify) {
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'use strict';
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/**
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Linkify a HTML DOM node
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*/
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var tokenize = linkify.tokenize,
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options = linkify.options;
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var Options = options.Options;
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var TEXT_TOKEN = linkify.parser.TOKENS.TEXT;
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var HTML_NODE = 1;
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var TXT_NODE = 3;
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/**
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Given a parent element and child node that the parent contains, replaces
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that child with the given array of new children
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*/
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function replaceChildWithChildren(parent, oldChild, newChildren) {
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var lastNewChild = newChildren[newChildren.length - 1];
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parent.replaceChild(lastNewChild, oldChild);
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for (var i = newChildren.length - 2; i >= 0; i--) {
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parent.insertBefore(newChildren[i], lastNewChild);
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lastNewChild = newChildren[i];
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}
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}
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/**
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Given an array of MultiTokens, return an array of Nodes that are either
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(a) Plain Text nodes (node type 3)
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(b) Anchor tag nodes (usually, unless tag name is overridden in the options)
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Takes the same options as linkifyElement and an optional doc element
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(this should be passed in by linkifyElement)
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*/
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function tokensToNodes(tokens, opts, doc) {
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var result = [];
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for (var _iterator = tokens, _isArray = Array.isArray(_iterator), _i = 0, _iterator = _isArray ? _iterator : _iterator[Symbol.iterator]();;) {
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var _ref;
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if (_isArray) {
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if (_i >= _iterator.length) break;
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_ref = _iterator[_i++];
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} else {
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_i = _iterator.next();
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if (_i.done) break;
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_ref = _i.value;
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}
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var token = _ref;
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if (token.type === 'nl' && opts.nl2br) {
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result.push(doc.createElement('br'));
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continue;
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} else if (!token.isLink || !opts.check(token)) {
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result.push(doc.createTextNode(token.toString()));
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continue;
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}
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var _opts$resolve = opts.resolve(token),
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formatted = _opts$resolve.formatted,
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formattedHref = _opts$resolve.formattedHref,
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tagName = _opts$resolve.tagName,
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className = _opts$resolve.className,
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target = _opts$resolve.target,
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events = _opts$resolve.events,
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attributes = _opts$resolve.attributes;
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// Build the link
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var link = doc.createElement(tagName);
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link.setAttribute('href', formattedHref);
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if (className) {
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link.setAttribute('class', className);
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}
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if (target) {
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link.setAttribute('target', target);
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}
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// Build up additional attributes
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if (attributes) {
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for (var attr in attributes) {
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link.setAttribute(attr, attributes[attr]);
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}
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}
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if (events) {
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for (var event in events) {
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if (link.addEventListener) {
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link.addEventListener(event, events[event]);
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} else if (link.attachEvent) {
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link.attachEvent('on' + event, events[event]);
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}
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}
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}
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link.appendChild(doc.createTextNode(formatted));
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result.push(link);
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}
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return result;
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}
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// Requires document.createElement
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function linkifyElementHelper(element, opts, doc) {
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// Can the element be linkified?
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if (!element || element.nodeType !== HTML_NODE) {
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throw new Error('Cannot linkify ' + element + ' - Invalid DOM Node type');
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}
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var ignoreTags = opts.ignoreTags;
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// Is this element already a link?
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if (element.tagName === 'A' || options.contains(ignoreTags, element.tagName)) {
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// No need to linkify
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return element;
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}
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var childElement = element.firstChild;
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while (childElement) {
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var str = void 0,
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tokens = void 0,
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nodes = void 0;
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switch (childElement.nodeType) {
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case HTML_NODE:
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linkifyElementHelper(childElement, opts, doc);
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break;
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case TXT_NODE:
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{
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str = childElement.nodeValue;
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tokens = tokenize(str);
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if (tokens.length === 0 || tokens.length === 1 && tokens[0] instanceof TEXT_TOKEN) {
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// No node replacement required
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break;
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}
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nodes = tokensToNodes(tokens, opts, doc);
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// Swap out the current child for the set of nodes
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replaceChildWithChildren(element, childElement, nodes);
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// so that the correct sibling is selected next
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childElement = nodes[nodes.length - 1];
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break;
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}
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}
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childElement = childElement.nextSibling;
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}
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return element;
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}
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function linkifyElement(element, opts) {
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var doc = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : false;
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try {
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doc = doc || document || window && window.document || global && global.document;
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} catch (e) {/* do nothing for now */}
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if (!doc) {
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throw new Error('Cannot find document implementation. ' + 'If you are in a non-browser environment like Node.js, ' + 'pass the document implementation as the third argument to linkifyElement.');
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}
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opts = new Options(opts);
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return linkifyElementHelper(element, opts, doc);
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}
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// Maintain reference to the recursive helper to cache option-normalization
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linkifyElement.helper = linkifyElementHelper;
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linkifyElement.normalize = function (opts) {
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return new Options(opts);
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};
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// Applies the plugin to jQuery
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function apply($) {
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var doc = arguments.length > 1 && arguments[1] !== undefined ? arguments[1] : false;
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$.fn = $.fn || {};
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try {
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doc = doc || document || window && window.document || global && global.document;
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} catch (e) {/* do nothing for now */}
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if (!doc) {
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throw new Error('Cannot find document implementation. ' + 'If you are in a non-browser environment like Node.js, ' + 'pass the document implementation as the second argument to linkify/jquery');
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}
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if (typeof $.fn.linkify === 'function') {
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// Already applied
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return;
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}
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function jqLinkify(opts) {
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opts = linkifyElement.normalize(opts);
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return this.each(function () {
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linkifyElement.helper(this, opts, doc);
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});
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}
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$.fn.linkify = jqLinkify;
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$(doc).ready(function () {
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$('[data-linkify]').each(function () {
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var $this = $(this);
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var data = $this.data();
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var target = data.linkify;
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var nl2br = data.linkifyNlbr;
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var options = {
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nl2br: !!nl2br && nl2br !== 0 && nl2br !== 'false'
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};
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if ('linkifyAttributes' in data) {
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options.attributes = data.linkifyAttributes;
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}
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if ('linkifyDefaultProtocol' in data) {
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options.defaultProtocol = data.linkifyDefaultProtocol;
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}
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if ('linkifyEvents' in data) {
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options.events = data.linkifyEvents;
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}
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if ('linkifyFormat' in data) {
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options.format = data.linkifyFormat;
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}
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if ('linkifyFormatHref' in data) {
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options.formatHref = data.linkifyFormatHref;
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}
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if ('linkifyTagname' in data) {
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options.tagName = data.linkifyTagname;
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}
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if ('linkifyTarget' in data) {
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options.target = data.linkifyTarget;
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}
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if ('linkifyValidate' in data) {
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options.validate = data.linkifyValidate;
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}
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if ('linkifyIgnoreTags' in data) {
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options.ignoreTags = data.linkifyIgnoreTags;
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}
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if ('linkifyClassName' in data) {
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options.className = data.linkifyClassName;
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} else if ('linkifyLinkclass' in data) {
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// linkClass is deprecated
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options.className = data.linkifyLinkclass;
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}
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options = linkifyElement.normalize(options);
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var $target = target === 'this' ? $this : $this.find(target);
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$target.linkify(options);
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});
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});
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}
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// Try assigning linkifyElement to the browser scope
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try {
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!undefined.define && (window.linkifyElement = linkifyElement);
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} catch (e) {/**/}
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return apply;
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}(linkify);
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if (typeof $.fn.linkify !== 'function') {
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linkifyJquery($);
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}
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})(window, linkify, jQuery);
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