--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/pyams_skin/resources/js/ext/tinymce/dev/plugins/spellchecker/classes/DomTextMatcher.js Wed Jun 17 10:00:10 2015 +0200
@@ -0,0 +1,470 @@
+/**
+ * DomTextMatcher.js
+ *
+ * Copyright, Moxiecode Systems AB
+ * Released under LGPL License.
+ *
+ * License: http://www.tinymce.com/license
+ * Contributing: http://www.tinymce.com/contributing
+ */
+
+/*eslint no-labels:0, no-constant-condition: 0 */
+
+/**
+ * This class logic for filtering text and matching words.
+ *
+ * @class tinymce.spellcheckerplugin.TextFilter
+ * @private
+ */
+define("tinymce/spellcheckerplugin/DomTextMatcher", [], function() {
+ // Based on work developed by: James Padolsey http://james.padolsey.com
+ // released under UNLICENSE that is compatible with LGPL
+ // TODO: Handle contentEditable edgecase:
+ // <p>text<span contentEditable="false">text<span contentEditable="true">text</span>text</span>text</p>
+ return function(node, editor) {
+ var m, matches = [], text, dom = editor.dom;
+ var blockElementsMap, hiddenTextElementsMap, shortEndedElementsMap;
+
+ blockElementsMap = editor.schema.getBlockElements(); // H1-H6, P, TD etc
+ hiddenTextElementsMap = editor.schema.getWhiteSpaceElements(); // TEXTAREA, PRE, STYLE, SCRIPT
+ shortEndedElementsMap = editor.schema.getShortEndedElements(); // BR, IMG, INPUT
+
+ function createMatch(m, data) {
+ if (!m[0]) {
+ throw 'findAndReplaceDOMText cannot handle zero-length matches';
+ }
+
+ return {
+ start: m.index,
+ end: m.index + m[0].length,
+ text: m[0],
+ data: data
+ };
+ }
+
+ function getText(node) {
+ var txt;
+
+ if (node.nodeType === 3) {
+ return node.data;
+ }
+
+ if (hiddenTextElementsMap[node.nodeName] && !blockElementsMap[node.nodeName]) {
+ return '';
+ }
+
+ txt = '';
+
+ if (blockElementsMap[node.nodeName] || shortEndedElementsMap[node.nodeName]) {
+ txt += '\n';
+ }
+
+ if ((node = node.firstChild)) {
+ do {
+ txt += getText(node);
+ } while ((node = node.nextSibling));
+ }
+
+ return txt;
+ }
+
+ function stepThroughMatches(node, matches, replaceFn) {
+ var startNode, endNode, startNodeIndex,
+ endNodeIndex, innerNodes = [], atIndex = 0, curNode = node,
+ matchLocation, matchIndex = 0;
+
+ matches = matches.slice(0);
+ matches.sort(function(a, b) {
+ return a.start - b.start;
+ });
+
+ matchLocation = matches.shift();
+
+ out: while (true) {
+ if (blockElementsMap[curNode.nodeName] || shortEndedElementsMap[curNode.nodeName]) {
+ atIndex++;
+ }
+
+ if (curNode.nodeType === 3) {
+ if (!endNode && curNode.length + atIndex >= matchLocation.end) {
+ // We've found the ending
+ endNode = curNode;
+ endNodeIndex = matchLocation.end - atIndex;
+ } else if (startNode) {
+ // Intersecting node
+ innerNodes.push(curNode);
+ }
+
+ if (!startNode && curNode.length + atIndex > matchLocation.start) {
+ // We've found the match start
+ startNode = curNode;
+ startNodeIndex = matchLocation.start - atIndex;
+ }
+
+ atIndex += curNode.length;
+ }
+
+ if (startNode && endNode) {
+ curNode = replaceFn({
+ startNode: startNode,
+ startNodeIndex: startNodeIndex,
+ endNode: endNode,
+ endNodeIndex: endNodeIndex,
+ innerNodes: innerNodes,
+ match: matchLocation.text,
+ matchIndex: matchIndex
+ });
+
+ // replaceFn has to return the node that replaced the endNode
+ // and then we step back so we can continue from the end of the
+ // match:
+ atIndex -= (endNode.length - endNodeIndex);
+ startNode = null;
+ endNode = null;
+ innerNodes = [];
+ matchLocation = matches.shift();
+ matchIndex++;
+
+ if (!matchLocation) {
+ break; // no more matches
+ }
+ } else if ((!hiddenTextElementsMap[curNode.nodeName] || blockElementsMap[curNode.nodeName]) && curNode.firstChild) {
+ // Move down
+ curNode = curNode.firstChild;
+ continue;
+ } else if (curNode.nextSibling) {
+ // Move forward:
+ curNode = curNode.nextSibling;
+ continue;
+ }
+
+ // Move forward or up:
+ while (true) {
+ if (curNode.nextSibling) {
+ curNode = curNode.nextSibling;
+ break;
+ } else if (curNode.parentNode !== node) {
+ curNode = curNode.parentNode;
+ } else {
+ break out;
+ }
+ }
+ }
+ }
+
+ /**
+ * Generates the actual replaceFn which splits up text nodes
+ * and inserts the replacement element.
+ */
+ function genReplacer(callback) {
+ function makeReplacementNode(fill, matchIndex) {
+ var match = matches[matchIndex];
+
+ if (!match.stencil) {
+ match.stencil = callback(match);
+ }
+
+ var clone = match.stencil.cloneNode(false);
+ clone.setAttribute('data-mce-index', matchIndex);
+
+ if (fill) {
+ clone.appendChild(dom.doc.createTextNode(fill));
+ }
+
+ return clone;
+ }
+
+ return function(range) {
+ var before, after, parentNode, startNode = range.startNode,
+ endNode = range.endNode, matchIndex = range.matchIndex,
+ doc = dom.doc;
+
+ if (startNode === endNode) {
+ var node = startNode;
+
+ parentNode = node.parentNode;
+ if (range.startNodeIndex > 0) {
+ // Add "before" text node (before the match)
+ before = doc.createTextNode(node.data.substring(0, range.startNodeIndex));
+ parentNode.insertBefore(before, node);
+ }
+
+ // Create the replacement node:
+ var el = makeReplacementNode(range.match, matchIndex);
+ parentNode.insertBefore(el, node);
+ if (range.endNodeIndex < node.length) {
+ // Add "after" text node (after the match)
+ after = doc.createTextNode(node.data.substring(range.endNodeIndex));
+ parentNode.insertBefore(after, node);
+ }
+
+ node.parentNode.removeChild(node);
+
+ return el;
+ } else {
+ // Replace startNode -> [innerNodes...] -> endNode (in that order)
+ before = doc.createTextNode(startNode.data.substring(0, range.startNodeIndex));
+ after = doc.createTextNode(endNode.data.substring(range.endNodeIndex));
+ var elA = makeReplacementNode(startNode.data.substring(range.startNodeIndex), matchIndex);
+ var innerEls = [];
+
+ for (var i = 0, l = range.innerNodes.length; i < l; ++i) {
+ var innerNode = range.innerNodes[i];
+ var innerEl = makeReplacementNode(innerNode.data, matchIndex);
+ innerNode.parentNode.replaceChild(innerEl, innerNode);
+ innerEls.push(innerEl);
+ }
+
+ var elB = makeReplacementNode(endNode.data.substring(0, range.endNodeIndex), matchIndex);
+
+ parentNode = startNode.parentNode;
+ parentNode.insertBefore(before, startNode);
+ parentNode.insertBefore(elA, startNode);
+ parentNode.removeChild(startNode);
+
+ parentNode = endNode.parentNode;
+ parentNode.insertBefore(elB, endNode);
+ parentNode.insertBefore(after, endNode);
+ parentNode.removeChild(endNode);
+
+ return elB;
+ }
+ };
+ }
+
+ function unwrapElement(element) {
+ var parentNode = element.parentNode;
+ parentNode.insertBefore(element.firstChild, element);
+ element.parentNode.removeChild(element);
+ }
+
+ function getWrappersByIndex(index) {
+ var elements = node.getElementsByTagName('*'), wrappers = [];
+
+ index = typeof index == "number" ? "" + index : null;
+
+ for (var i = 0; i < elements.length; i++) {
+ var element = elements[i], dataIndex = element.getAttribute('data-mce-index');
+
+ if (dataIndex !== null && dataIndex.length) {
+ if (dataIndex === index || index === null) {
+ wrappers.push(element);
+ }
+ }
+ }
+
+ return wrappers;
+ }
+
+ /**
+ * Returns the index of a specific match object or -1 if it isn't found.
+ *
+ * @param {Match} match Text match object.
+ * @return {Number} Index of match or -1 if it isn't found.
+ */
+ function indexOf(match) {
+ var i = matches.length;
+ while (i--) {
+ if (matches[i] === match) {
+ return i;
+ }
+ }
+
+ return -1;
+ }
+
+ /**
+ * Filters the matches. If the callback returns true it stays if not it gets removed.
+ *
+ * @param {Function} callback Callback to execute for each match.
+ * @return {DomTextMatcher} Current DomTextMatcher instance.
+ */
+ function filter(callback) {
+ var filteredMatches = [];
+
+ each(function(match, i) {
+ if (callback(match, i)) {
+ filteredMatches.push(match);
+ }
+ });
+
+ matches = filteredMatches;
+
+ /*jshint validthis:true*/
+ return this;
+ }
+
+ /**
+ * Executes the specified callback for each match.
+ *
+ * @param {Function} callback Callback to execute for each match.
+ * @return {DomTextMatcher} Current DomTextMatcher instance.
+ */
+ function each(callback) {
+ for (var i = 0, l = matches.length; i < l; i++) {
+ if (callback(matches[i], i) === false) {
+ break;
+ }
+ }
+
+ /*jshint validthis:true*/
+ return this;
+ }
+
+ /**
+ * Wraps the current matches with nodes created by the specified callback.
+ * Multiple clones of these matches might occur on matches that are on multiple nodex.
+ *
+ * @param {Function} callback Callback to execute in order to create elements for matches.
+ * @return {DomTextMatcher} Current DomTextMatcher instance.
+ */
+ function wrap(callback) {
+ if (matches.length) {
+ stepThroughMatches(node, matches, genReplacer(callback));
+ }
+
+ /*jshint validthis:true*/
+ return this;
+ }
+
+ /**
+ * Finds the specified regexp and adds them to the matches collection.
+ *
+ * @param {RegExp} regex Global regexp to search the current node by.
+ * @param {Object} [data] Optional custom data element for the match.
+ * @return {DomTextMatcher} Current DomTextMatcher instance.
+ */
+ function find(regex, data) {
+ if (text && regex.global) {
+ while ((m = regex.exec(text))) {
+ matches.push(createMatch(m, data));
+ }
+ }
+
+ return this;
+ }
+
+ /**
+ * Unwraps the specified match object or all matches if unspecified.
+ *
+ * @param {Object} [match] Optional match object.
+ * @return {DomTextMatcher} Current DomTextMatcher instance.
+ */
+ function unwrap(match) {
+ var i, elements = getWrappersByIndex(match ? indexOf(match) : null);
+
+ i = elements.length;
+ while (i--) {
+ unwrapElement(elements[i]);
+ }
+
+ return this;
+ }
+
+ /**
+ * Returns a match object by the specified DOM element.
+ *
+ * @param {DOMElement} element Element to return match object for.
+ * @return {Object} Match object for the specified element.
+ */
+ function matchFromElement(element) {
+ return matches[element.getAttribute('data-mce-index')];
+ }
+
+ /**
+ * Returns a DOM element from the specified match element. This will be the first element if it's split
+ * on multiple nodes.
+ *
+ * @param {Object} match Match element to get first element of.
+ * @return {DOMElement} DOM element for the specified match object.
+ */
+ function elementFromMatch(match) {
+ return getWrappersByIndex(indexOf(match))[0];
+ }
+
+ /**
+ * Adds match the specified range for example a grammar line.
+ *
+ * @param {Number} start Start offset.
+ * @param {Number} length Length of the text.
+ * @param {Object} data Custom data object for match.
+ * @return {DomTextMatcher} Current DomTextMatcher instance.
+ */
+ function add(start, length, data) {
+ matches.push({
+ start: start,
+ end: start + length,
+ text: text.substr(start, length),
+ data: data
+ });
+
+ return this;
+ }
+
+ /**
+ * Returns a DOM range for the specified match.
+ *
+ * @param {Object} match Match object to get range for.
+ * @return {DOMRange} DOM Range for the specified match.
+ */
+ function rangeFromMatch(match) {
+ var wrappers = getWrappersByIndex(indexOf(match));
+
+ var rng = editor.dom.createRng();
+ rng.setStartBefore(wrappers[0]);
+ rng.setEndAfter(wrappers[wrappers.length - 1]);
+
+ return rng;
+ }
+
+ /**
+ * Replaces the specified match with the specified text.
+ *
+ * @param {Object} match Match object to replace.
+ * @param {String} text Text to replace the match with.
+ * @return {DOMRange} DOM range produced after the replace.
+ */
+ function replace(match, text) {
+ var rng = rangeFromMatch(match);
+
+ rng.deleteContents();
+
+ if (text.length > 0) {
+ rng.insertNode(editor.dom.doc.createTextNode(text));
+ }
+
+ return rng;
+ }
+
+ /**
+ * Resets the DomTextMatcher instance. This will remove any wrapped nodes and remove any matches.
+ *
+ * @return {[type]} [description]
+ */
+ function reset() {
+ matches.splice(0, matches.length);
+ unwrap();
+
+ return this;
+ }
+
+ text = getText(node);
+
+ return {
+ text: text,
+ matches: matches,
+ each: each,
+ filter: filter,
+ reset: reset,
+ matchFromElement: matchFromElement,
+ elementFromMatch: elementFromMatch,
+ find: find,
+ add: add,
+ wrap: wrap,
+ unwrap: unwrap,
+ replace: replace,
+ rangeFromMatch: rangeFromMatch,
+ indexOf: indexOf
+ };
+ };
+});