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public/tinymce/plugins/spellchecker/classes/Plugin.js
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304
public/tinymce/plugins/spellchecker/classes/Plugin.js
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/**
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* Plugin.js
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*
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* Copyright, Moxiecode Systems AB
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* Released under LGPL License.
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*
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* License: http://www.tinymce.com/license
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* Contributing: http://www.tinymce.com/contributing
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*/
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/*jshint camelcase:false */
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/**
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* This class contains all core logic for the spellchecker plugin.
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*
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* @class tinymce.spellcheckerplugin.Plugin
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* @private
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*/
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define("tinymce/spellcheckerplugin/Plugin", [
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"tinymce/spellcheckerplugin/DomTextMatcher",
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"tinymce/PluginManager",
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"tinymce/util/Tools",
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"tinymce/ui/Menu",
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"tinymce/dom/DOMUtils",
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"tinymce/util/JSONRequest",
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"tinymce/util/URI"
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], function(DomTextMatcher, PluginManager, Tools, Menu, DOMUtils, JSONRequest, URI) {
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PluginManager.add('spellchecker', function(editor, url) {
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var lastSuggestions, started, suggestionsMenu, settings = editor.settings;
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function isEmpty(obj) {
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/*jshint unused:false*/
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for (var name in obj) {
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return false;
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}
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return true;
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}
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function showSuggestions(target, word) {
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var items = [], suggestions = lastSuggestions[word];
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Tools.each(suggestions, function(suggestion) {
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items.push({
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text: suggestion,
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onclick: function() {
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editor.insertContent(suggestion);
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checkIfFinished();
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}
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});
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});
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items.push.apply(items, [
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{text: '-'},
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{text: 'Ignore', onclick: function() {
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ignoreWord(target, word);
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}},
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{text: 'Ignore all', onclick: function() {
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ignoreWord(target, word, true);
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}},
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{text: 'Finish', onclick: finish}
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]);
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// Render menu
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suggestionsMenu = new Menu({
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items: items,
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context: 'contextmenu',
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onautohide: function(e) {
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if (e.target.className.indexOf('spellchecker') != -1) {
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e.preventDefault();
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}
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},
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onhide: function() {
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suggestionsMenu.remove();
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suggestionsMenu = null;
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}
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});
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suggestionsMenu.renderTo(document.body);
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// Position menu
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var pos = DOMUtils.DOM.getPos(editor.getContentAreaContainer());
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var targetPos = editor.dom.getPos(target);
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pos.x += targetPos.x;
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pos.y += targetPos.y;
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suggestionsMenu.moveTo(pos.x, pos.y + target.offsetHeight);
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}
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function spellcheck() {
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var textFilter, words = [], uniqueWords = {};
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if (started) {
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finish();
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return;
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}
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started = true;
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function doneCallback(suggestions) {
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editor.setProgressState(false);
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if (isEmpty(suggestions)) {
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editor.windowManager.alert('No misspellings found');
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started = false;
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return;
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}
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lastSuggestions = suggestions;
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textFilter.filter(function(match) {
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return !!suggestions[match[2][0]];
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}).mark(editor.dom.create('span', {
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"class": 'mce-spellchecker-word',
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"data-mce-bogus": 1
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}));
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textFilter = null;
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editor.fire('SpellcheckStart');
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}
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// Regexp for finding word specific characters this will split words by
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// spaces, quotes, copy right characters etc. It's escaped with unicode characters
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// to make it easier to output scripts on servers using different encodings
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// so if you add any characters outside the 128 byte range make sure to escape it
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var nonWordSeparatorCharacters = editor.getParam('spellchecker_wordchar_pattern') || new RegExp("[^" +
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"\\s!\"#$%&()*+,-./:;<=>?@[\\]^_{|}`" +
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"\u00a7\u00a9\u00ab\u00ae\u00b1\u00b6\u00b7\u00b8\u00bb" +
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"\u00bc\u00bd\u00be\u00bf\u00d7\u00f7\u00a4\u201d\u201c\u201e" +
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"]+", "g");
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// Find all words and make an unique words array
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textFilter = new DomTextMatcher(nonWordSeparatorCharacters, editor.getBody(), editor.schema).each(function(match) {
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var word = match[2][0];
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// TODO: Fix so it remembers correctly spelled words
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if (!uniqueWords[word]) {
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// Ignore numbers and single character words
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if (/^\d+$/.test(word) || word.length == 1) {
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return;
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}
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words.push(word);
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uniqueWords[word] = true;
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}
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});
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function defaultSpellcheckCallback(method, words, doneCallback) {
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JSONRequest.sendRPC({
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url: new URI(url).toAbsolute(settings.spellchecker_rpc_url),
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method: method,
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params: {
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lang: settings.spellchecker_language || "en",
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words: words
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},
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success: function(result) {
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doneCallback(result);
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},
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error: function(error, xhr) {
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if (error == "JSON Parse error.") {
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error = "Non JSON response:" + xhr.responseText;
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} else {
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error = "Error: " + error;
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}
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editor.windowManager.alert(error);
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editor.setProgressState(false);
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textFilter = null;
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started = false;
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}
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});
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}
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editor.setProgressState(true);
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var spellCheckCallback = settings.spellchecker_callback || defaultSpellcheckCallback;
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spellCheckCallback("spellcheck", words, doneCallback);
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}
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function checkIfFinished() {
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if (!editor.dom.select('span.mce-spellchecker-word').length) {
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finish();
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}
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}
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function unwrap(node) {
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var parentNode = node.parentNode;
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parentNode.insertBefore(node.firstChild, node);
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node.parentNode.removeChild(node);
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}
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function ignoreWord(target, word, all) {
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if (all) {
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Tools.each(editor.dom.select('span.mce-spellchecker-word'), function(item) {
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var text = item.innerText || item.textContent;
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if (text == word) {
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unwrap(item);
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}
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});
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} else {
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unwrap(target);
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}
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checkIfFinished();
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}
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function finish() {
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var i, nodes, node;
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started = false;
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node = editor.getBody();
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nodes = node.getElementsByTagName('span');
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i = nodes.length;
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while (i--) {
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node = nodes[i];
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if (node.getAttribute('data-mce-index')) {
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unwrap(node);
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}
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}
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editor.fire('SpellcheckEnd');
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}
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function selectMatch(index) {
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var nodes, i, spanElm, spanIndex = -1, startContainer, endContainer;
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index = "" + index;
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nodes = editor.getBody().getElementsByTagName("span");
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for (i = 0; i < nodes.length; i++) {
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spanElm = nodes[i];
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if (spanElm.className == "mce-spellchecker-word") {
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spanIndex = spanElm.getAttribute('data-mce-index');
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if (spanIndex === index) {
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spanIndex = index;
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if (!startContainer) {
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startContainer = spanElm.firstChild;
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}
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endContainer = spanElm.firstChild;
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}
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if (spanIndex !== index && endContainer) {
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break;
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}
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}
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}
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var rng = editor.dom.createRng();
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rng.setStart(startContainer, 0);
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rng.setEnd(endContainer, endContainer.length);
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editor.selection.setRng(rng);
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return rng;
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}
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editor.on('click', function(e) {
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if (e.target.className == "mce-spellchecker-word") {
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e.preventDefault();
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var rng = selectMatch(e.target.getAttribute('data-mce-index'));
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showSuggestions(e.target, rng.toString());
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}
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});
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editor.addMenuItem('spellchecker', {
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text: 'Spellcheck',
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context: 'tools',
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onclick: spellcheck,
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selectable: true,
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onPostRender: function() {
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var self = this;
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editor.on('SpellcheckStart SpellcheckEnd', function() {
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self.active(started);
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});
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}
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});
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editor.addButton('spellchecker', {
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tooltip: 'Spellcheck',
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onclick: spellcheck,
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onPostRender: function() {
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var self = this;
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editor.on('SpellcheckStart SpellcheckEnd', function() {
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self.active(started);
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});
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}
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});
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editor.on('remove', function() {
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if (suggestionsMenu) {
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suggestionsMenu.remove();
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suggestionsMenu = null;
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}
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});
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});
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});
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