mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-09-09 03:01:18 +02:00
git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@92488 467b73ca-7a2a-4603-9d3b-597d59a354a9
512 lines
17 KiB
JavaScript
512 lines
17 KiB
JavaScript
/**
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* $Id: editor_plugin_src.js 1134 2009-05-21 12:48:25Z spocke $
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*
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* @author Moxiecode
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* @copyright Copyright © 2004-2008, Moxiecode Systems AB, All rights reserved.
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*/
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(function() {
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var each = tinymce.each;
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tinymce.create('tinymce.plugins.PastePlugin', {
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init : function(ed, url) {
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var t = this, cb;
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t.editor = ed;
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t.url = url;
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// Setup plugin events
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t.onPreProcess = new tinymce.util.Dispatcher(t);
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t.onPostProcess = new tinymce.util.Dispatcher(t);
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// Register default handlers
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t.onPreProcess.add(t._preProcess);
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t.onPostProcess.add(t._postProcess);
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// Register optional preprocess handler
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t.onPreProcess.add(function(pl, o) {
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ed.execCallback('paste_preprocess', pl, o);
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});
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// Register optional postprocess
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t.onPostProcess.add(function(pl, o) {
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ed.execCallback('paste_postprocess', pl, o);
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});
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// This function executes the process handlers and inserts the contents
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function process(h) {
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var dom = ed.dom, o = {content : h};
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// Execute pre process handlers
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t.onPreProcess.dispatch(t, o);
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// Create DOM structure
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o.node = dom.create('div', 0, o.content);
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// Execute post process handlers
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t.onPostProcess.dispatch(t, o);
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// Serialize content
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o.content = ed.serializer.serialize(o.node, {getInner : 1});
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// Insert cleaned content. We need to handle insertion of contents containing block elements separately
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if (/<(p|h[1-6]|ul|ol)/.test(o.content))
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t._insertBlockContent(ed, dom, o.content);
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else
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t._insert(o.content);
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};
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// Add command for external usage
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ed.addCommand('mceInsertClipboardContent', function(u, v) {
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process(v);
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});
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// This function grabs the contents from the clipboard by adding a
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// hidden div and placing the caret inside it and after the browser paste
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// is done it grabs that contents and processes that
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function grabContent(e) {
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var n, or, rng, sel = ed.selection, dom = ed.dom, body = ed.getBody(), posY;
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if (dom.get('_mcePaste'))
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return;
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// Create container to paste into
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n = dom.add(body, 'div', {id : '_mcePaste'}, ' ');
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// If contentEditable mode we need to find out the position of the closest element
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if (body != ed.getDoc().body)
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posY = dom.getPos(ed.selection.getStart(), body).y;
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else
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posY = body.scrollTop;
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// Styles needs to be applied after the element is added to the document since WebKit will otherwise remove all styles
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dom.setStyles(n, {
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position : 'absolute',
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left : -10000,
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top : posY,
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width : 1,
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height : 1,
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overflow : 'hidden'
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});
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if (tinymce.isIE) {
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// Select the container
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rng = dom.doc.body.createTextRange();
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rng.moveToElementText(n);
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rng.execCommand('Paste');
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// Remove container
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dom.remove(n);
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// Process contents
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process(n.innerHTML);
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return tinymce.dom.Event.cancel(e);
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} else {
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or = ed.selection.getRng();
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// Move caret into hidden div
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n = n.firstChild;
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rng = ed.getDoc().createRange();
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rng.setStart(n, 0);
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rng.setEnd(n, 1);
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sel.setRng(rng);
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// Wait a while and grab the pasted contents
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window.setTimeout(function() {
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var n = dom.get('_mcePaste'), h;
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// Webkit clones the _mcePaste div for some odd reason so this will ensure that we get the real new div not the old empty one
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n.id = '_mceRemoved';
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dom.remove(n);
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n = dom.get('_mcePaste') || n;
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// Grab the HTML contents
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// We need to look for a apple style wrapper on webkit it also adds a div wrapper if you copy/paste the body of the editor
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// It's amazing how strange the contentEditable mode works in WebKit
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h = (dom.select('> span.Apple-style-span div', n)[0] || dom.select('> span.Apple-style-span', n)[0] || n).innerHTML;
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// Remove hidden div and restore selection
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dom.remove(n);
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// Restore the old selection
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if (or)
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sel.setRng(or);
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process(h);
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}, 0);
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}
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};
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// Check if we should use the new auto process method
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if (ed.getParam('paste_auto_cleanup_on_paste', true)) {
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// Is it's Opera or older FF use key handler
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if (tinymce.isOpera || /Firefox\/2/.test(navigator.userAgent)) {
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ed.onKeyDown.add(function(ed, e) {
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if (((tinymce.isMac ? e.metaKey : e.ctrlKey) && e.keyCode == 86) || (e.shiftKey && e.keyCode == 45))
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grabContent(e);
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});
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} else {
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// Grab contents on paste event on Gecko and WebKit
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ed.onPaste.addToTop(function(ed, e) {
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return grabContent(e);
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});
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}
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}
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// Block all drag/drop events
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if (ed.getParam('paste_block_drop')) {
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ed.onInit.add(function() {
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ed.dom.bind(ed.getBody(), ['dragend', 'dragover', 'draggesture', 'dragdrop', 'drop', 'drag'], function(e) {
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e.preventDefault();
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e.stopPropagation();
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return false;
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});
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});
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}
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// Add legacy support
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t._legacySupport();
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},
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getInfo : function() {
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return {
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longname : 'Paste text/word',
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author : 'Moxiecode Systems AB',
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authorurl : 'http://tinymce.moxiecode.com',
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infourl : 'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/paste',
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version : tinymce.majorVersion + "." + tinymce.minorVersion
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};
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},
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_preProcess : function(pl, o) {
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var ed = this.editor, h = o.content, process, stripClass;
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//console.log('Before preprocess:' + o.content);
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function process(items) {
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each(items, function(v) {
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// Remove or replace
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if (v.constructor == RegExp)
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h = h.replace(v, '');
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else
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h = h.replace(v[0], v[1]);
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});
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};
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// Process away some basic content
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process([
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/^\s*( )+/g, // nbsp entities at the start of contents
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/( |<br[^>]*>)+\s*$/g // nbsp entities at the end of contents
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]);
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// Detect Word content and process it more aggressive
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if (/(class=\"?Mso|style=\"[^\"]*\bmso\-|w:WordDocument)/.test(h)) {
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o.wordContent = true; // Mark the pasted contents as word specific content
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//console.log('Word contents detected.');
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if (ed.getParam('paste_convert_middot_lists', true)) {
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process([
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[/<!--\[if !supportLists\]-->/gi, '$&__MCE_ITEM__'], // Convert supportLists to a list item marker
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[/(<span[^>]+:\s*symbol[^>]+>)/gi, '$1__MCE_ITEM__'], // Convert symbol spans to list items
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[/(<span[^>]+mso-list:[^>]+>)/gi, '$1__MCE_ITEM__'] // Convert mso-list to item marker
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]);
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}
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process([
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/<!--[\s\S]+?-->/gi, // Word comments
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/<\/?(img|font|meta|link|style|div|v:\w+)[^>]*>/gi, // Remove some tags including VML content
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/<\\?\?xml[^>]*>/gi, // XML namespace declarations
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/<\/?o:[^>]*>/gi, // MS namespaced elements <o:tag>
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/ (id|name|language|type|on\w+|v:\w+)=\"([^\"]*)\"/gi, // on.., class, style and language attributes with quotes
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/ (id|name|language|type|on\w+|v:\w+)=(\w+)/gi, // on.., class, style and language attributes without quotes (IE)
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[/<(\/?)s>/gi, '<$1strike>'], // Convert <s> into <strike> for line-though
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/<script[^>]+>[\s\S]*?<\/script>/gi, // All scripts elements for msoShowComment for example
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[/ /g, '\u00a0'] // Replace nsbp entites to char since it's easier to handle
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]);
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// Remove all spans if no styles is to be retained
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if (!ed.getParam('paste_retain_style_properties')) {
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process([
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/<\/?(span)[^>]*>/gi
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]);
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}
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}
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// Allow for class names to be retained if desired; either all, or just the ones from Word
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// Note that the paste_strip_class_attributes: 'none, verify_css_classes: true is also a good variation.
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stripClass = ed.getParam('paste_strip_class_attributes', 'all');
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if (stripClass != 'none') {
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if (stripClass == 'all') {
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process([
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/ class=\"([^\"]*)\"/gi, // class attributes with quotes
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/ class=(\w+)/gi // class attributes without quotes (IE)
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]);
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} else { // Only strip the 'mso*' classes
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process([
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/ class=\"(mso[^\"]*)\"/gi, // class attributes with quotes
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/ class=(mso\w+)/gi // class attributes without quotes (IE)
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]);
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}
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}
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// Remove spans option
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if (ed.getParam('paste_remove_spans')) {
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process([
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/<\/?(span)[^>]*>/gi
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]);
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}
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//console.log('After preprocess:' + h);
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o.content = h;
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},
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/**
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* Various post process items.
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*/
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_postProcess : function(pl, o) {
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var t = this, ed = t.editor, dom = ed.dom, styleProps;
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if (o.wordContent) {
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// Remove named anchors or TOC links
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each(dom.select('a', o.node), function(a) {
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if (!a.href || a.href.indexOf('#_Toc') != -1)
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dom.remove(a, 1);
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});
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if (t.editor.getParam('paste_convert_middot_lists', true))
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t._convertLists(pl, o);
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// Process styles
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styleProps = ed.getParam('paste_retain_style_properties'); // retained properties
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// If string property then split it
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if (tinymce.is(styleProps, 'string'))
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styleProps = tinymce.explode(styleProps);
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// Retains some style properties
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each(dom.select('*', o.node), function(el) {
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var newStyle = {}, npc = 0, i, sp, sv;
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// Store a subset of the existing styles
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if (styleProps) {
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for (i = 0; i < styleProps.length; i++) {
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sp = styleProps[i];
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sv = dom.getStyle(el, sp);
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if (sv) {
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newStyle[sp] = sv;
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npc++;
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}
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}
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}
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// Remove all of the existing styles
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dom.setAttrib(el, 'style', '');
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if (styleProps && npc > 0)
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dom.setStyles(el, newStyle); // Add back the stored subset of styles
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else // Remove empty span tags that do not have class attributes
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if (el.nodeName == 'SPAN' && !el.className)
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dom.remove(el, true);
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});
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}
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// Remove all style information or only specifically on WebKit to avoid the style bug on that browser
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if (ed.getParam("paste_remove_styles") || (ed.getParam("paste_remove_styles_if_webkit") && tinymce.isWebKit)) {
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each(dom.select('*[style]', o.node), function(el) {
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el.removeAttribute('style');
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el.removeAttribute('mce_style');
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});
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} else {
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if (tinymce.isWebKit) {
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// We need to compress the styles on WebKit since if you paste <img border="0" /> it will become <img border="0" style="... lots of junk ..." />
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// Removing the mce_style that contains the real value will force the Serializer engine to compress the styles
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each(dom.select('*', o.node), function(el) {
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el.removeAttribute('mce_style');
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});
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}
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}
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},
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/**
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* Converts the most common bullet and number formats in Office into a real semantic UL/LI list.
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*/
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_convertLists : function(pl, o) {
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var dom = pl.editor.dom, listElm, li, lastMargin = -1, margin, levels = [], lastType, html;
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// Convert middot lists into real semantic lists
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each(dom.select('p', o.node), function(p) {
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var sib, val = '', type, html, idx, parents;
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// Get text node value at beginning of paragraph
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for (sib = p.firstChild; sib && sib.nodeType == 3; sib = sib.nextSibling)
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val += sib.nodeValue;
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val = p.innerHTML.replace(/<\/?\w+[^>]*>/gi, '').replace(/ /g, '\u00a0');
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// Detect unordered lists look for bullets
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if (/^(__MCE_ITEM__)+[\u2022\u00b7\u00a7\u00d8o]\s*\u00a0*/.test(val))
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type = 'ul';
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// Detect ordered lists 1., a. or ixv.
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if (/^__MCE_ITEM__\s*\w+\.\s*\u00a0{2,}/.test(val))
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type = 'ol';
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// Check if node value matches the list pattern: o
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if (type) {
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margin = parseFloat(p.style.marginLeft || 0);
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if (margin > lastMargin)
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levels.push(margin);
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if (!listElm || type != lastType) {
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listElm = dom.create(type);
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dom.insertAfter(listElm, p);
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} else {
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// Nested list element
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if (margin > lastMargin) {
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listElm = li.appendChild(dom.create(type));
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} else if (margin < lastMargin) {
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// Find parent level based on margin value
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idx = tinymce.inArray(levels, margin);
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parents = dom.getParents(listElm.parentNode, type);
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listElm = parents[parents.length - 1 - idx] || listElm;
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}
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}
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// Remove middot or number spans if they exists
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each(dom.select('span', p), function(span) {
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var html = span.innerHTML.replace(/<\/?\w+[^>]*>/gi, '');
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// Remove span with the middot or the number
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if (type == 'ul' && /^[\u2022\u00b7\u00a7\u00d8o]/.test(html))
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dom.remove(span);
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else if (/^[\s\S]*\w+\.( |\u00a0)*\s*/.test(html))
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dom.remove(span);
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});
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html = p.innerHTML;
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// Remove middot/list items
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if (type == 'ul')
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html = p.innerHTML.replace(/__MCE_ITEM__/g, '').replace(/^[\u2022\u00b7\u00a7\u00d8o]\s*( |\u00a0)+\s*/, '');
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else
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html = p.innerHTML.replace(/__MCE_ITEM__/g, '').replace(/^\s*\w+\.( |\u00a0)+\s*/, '');
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// Create li and add paragraph data into the new li
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li = listElm.appendChild(dom.create('li', 0, html));
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dom.remove(p);
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lastMargin = margin;
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lastType = type;
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} else
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listElm = lastMargin = 0; // End list element
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});
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// Remove any left over makers
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html = o.node.innerHTML;
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if (html.indexOf('__MCE_ITEM__') != -1)
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o.node.innerHTML = html.replace(/__MCE_ITEM__/g, '');
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},
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/**
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* This method will split the current block parent and insert the contents inside the split position.
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* This logic can be improved so text nodes at the start/end remain in the start/end block elements
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*/
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_insertBlockContent : function(ed, dom, content) {
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var parentBlock, marker, sel = ed.selection, last, elm, vp, y, elmHeight;
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function select(n) {
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var r;
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if (tinymce.isIE) {
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r = ed.getDoc().body.createTextRange();
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r.moveToElementText(n);
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r.collapse(false);
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r.select();
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} else {
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sel.select(n, 1);
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sel.collapse(false);
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}
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};
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// Insert a marker for the caret position
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this._insert('<span id="_marker"> </span>', 1);
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marker = dom.get('_marker');
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parentBlock = dom.getParent(marker, 'p,h1,h2,h3,h4,h5,h6,ul,ol');
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if (parentBlock) {
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// Split parent block
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marker = dom.split(parentBlock, marker);
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// Insert nodes before the marker
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each(dom.create('div', 0, content).childNodes, function(n) {
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last = marker.parentNode.insertBefore(n.cloneNode(true), marker);
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});
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// Move caret after marker
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select(last);
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} else {
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dom.setOuterHTML(marker, content);
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sel.select(ed.getBody(), 1);
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sel.collapse(0);
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}
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dom.remove('_marker'); // Remove marker if it's left
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// Get element, position and height
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elm = sel.getStart();
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vp = dom.getViewPort(ed.getWin());
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y = ed.dom.getPos(elm).y;
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elmHeight = elm.clientHeight;
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// Is element within viewport if not then scroll it into view
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if (y < vp.y || y + elmHeight > vp.y + vp.h)
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ed.getDoc().body.scrollTop = y < vp.y ? y : y - vp.h + 25;
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},
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/**
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* Inserts the specified contents at the caret position.
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*/
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_insert : function(h, skip_undo) {
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var ed = this.editor;
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// First delete the contents seems to work better on WebKit
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if (!ed.selection.isCollapsed())
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ed.getDoc().execCommand('Delete', false, null);
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// It's better to use the insertHTML method on Gecko since it will combine paragraphs correctly before inserting the contents
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ed.execCommand(tinymce.isGecko ? 'insertHTML' : 'mceInsertContent', false, h, {skip_undo : skip_undo});
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},
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/**
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* This method will open the old style paste dialogs. Some users might want the old behavior but still use the new cleanup engine.
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*/
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_legacySupport : function() {
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var t = this, ed = t.editor;
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// Register commands for backwards compatibility
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each(['mcePasteText', 'mcePasteWord'], function(cmd) {
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ed.addCommand(cmd, function() {
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ed.windowManager.open({
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file : t.url + (cmd == 'mcePasteText' ? '/pastetext.htm' : '/pasteword.htm'),
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width : parseInt(ed.getParam("paste_dialog_width", "450")),
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height : parseInt(ed.getParam("paste_dialog_height", "400")),
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inline : 1
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});
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});
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});
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// Register buttons for backwards compatibility
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ed.addButton('pastetext', {title : 'paste.paste_text_desc', cmd : 'mcePasteText'});
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ed.addButton('pasteword', {title : 'paste.paste_word_desc', cmd : 'mcePasteWord'});
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ed.addButton('selectall', {title : 'paste.selectall_desc', cmd : 'selectall'});
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}
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});
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// Register plugin
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tinymce.PluginManager.add('paste', tinymce.plugins.PastePlugin);
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})(); |