Subversion-Projekte lars-tiefland.content-management

/**
 * editor_plugin_src.js
 *
 * Copyright 2009, Moxiecode Systems AB
 * Released under LGPL License.
 *
 * License: http://tinymce.moxiecode.com/license
 * Contributing: http://tinymce.moxiecode.com/contributing
 */

(function() {
        var each = tinymce.each,
                defs = {
                        paste_auto_cleanup_on_paste : true,
                        paste_enable_default_filters : true,
                        paste_block_drop : false,
                        paste_retain_style_properties : "none",
                        paste_strip_class_attributes : "mso",
                        paste_remove_spans : false,
                        paste_remove_styles : false,
                        paste_remove_styles_if_webkit : true,
                        paste_convert_middot_lists : true,
                        paste_convert_headers_to_strong : false,
                        paste_dialog_width : "450",
                        paste_dialog_height : "400",
                        paste_text_use_dialog : false,
                        paste_text_sticky : false,
                        paste_text_sticky_default : false,
                        paste_text_notifyalways : false,
                        paste_text_linebreaktype : "combined",
                        paste_text_replacements : [
                                [/\u2026/g, "..."],
                                [/[\x93\x94\u201c\u201d]/g, '"'],
                                [/[\x60\x91\x92\u2018\u2019]/g, "'"]
                        ]
                };

        function getParam(ed, name) {
                return ed.getParam(name, defs[name]);
        }

        tinymce.create('tinymce.plugins.PastePlugin', {
                init : function(ed, url) {
                        var t = this;

                        t.editor = ed;
                        t.url = url;

                        // Setup plugin events
                        t.onPreProcess = new tinymce.util.Dispatcher(t);
                        t.onPostProcess = new tinymce.util.Dispatcher(t);

                        // Register default handlers
                        t.onPreProcess.add(t._preProcess);
                        t.onPostProcess.add(t._postProcess);

                        // Register optional preprocess handler
                        t.onPreProcess.add(function(pl, o) {
                                ed.execCallback('paste_preprocess', pl, o);
                        });

                        // Register optional postprocess
                        t.onPostProcess.add(function(pl, o) {
                                ed.execCallback('paste_postprocess', pl, o);
                        });

                        ed.onKeyDown.addToTop(function(ed, e) {
                                // Block ctrl+v from adding an undo level since the default logic in tinymce.Editor will add that
                                if (((tinymce.isMac ? e.metaKey : e.ctrlKey) && e.keyCode == 86) || (e.shiftKey && e.keyCode == 45))
                                        return false; // Stop other listeners
                        });

                        // Initialize plain text flag
                        ed.pasteAsPlainText = getParam(ed, 'paste_text_sticky_default');

                        // This function executes the process handlers and inserts the contents
                        // force_rich overrides plain text mode set by user, important for pasting with execCommand
                        function process(o, force_rich) {
                                var dom = ed.dom, rng;

                                // Execute pre process handlers
                                t.onPreProcess.dispatch(t, o);

                                // Create DOM structure
                                o.node = dom.create('div', 0, o.content);

                                // If pasting inside the same element and the contents is only one block
                                // remove the block and keep the text since Firefox will copy parts of pre and h1-h6 as a pre element
                                if (tinymce.isGecko) {
                                        rng = ed.selection.getRng(true);
                                        if (rng.startContainer == rng.endContainer && rng.startContainer.nodeType == 3) {
                                                // Is only one block node and it doesn't contain word stuff
                                                if (o.node.childNodes.length === 1 && /^(p|h[1-6]|pre)$/i.test(o.node.firstChild.nodeName) && o.content.indexOf('__MCE_ITEM__') === -1)
                                                        dom.remove(o.node.firstChild, true);
                                        }
                                }

                                // Execute post process handlers
                                t.onPostProcess.dispatch(t, o);

                                // Serialize content
                                o.content = ed.serializer.serialize(o.node, {getInner : 1, forced_root_block : ''});

                                // Plain text option active?
                                if ((!force_rich) && (ed.pasteAsPlainText)) {
                                        t._insertPlainText(o.content);

                                        if (!getParam(ed, "paste_text_sticky")) {
                                                ed.pasteAsPlainText = false;
                                                ed.controlManager.setActive("pastetext", false);
                                        }
                                } else {
                                        t._insert(o.content);
                                }
                        }

                        // Add command for external usage
                        ed.addCommand('mceInsertClipboardContent', function(u, o) {
                                process(o, true);
                        });

                        if (!getParam(ed, "paste_text_use_dialog")) {
                                ed.addCommand('mcePasteText', function(u, v) {
                                        var cookie = tinymce.util.Cookie;

                                        ed.pasteAsPlainText = !ed.pasteAsPlainText;
                                        ed.controlManager.setActive('pastetext', ed.pasteAsPlainText);

                                        if ((ed.pasteAsPlainText) && (!cookie.get("tinymcePasteText"))) {
                                                if (getParam(ed, "paste_text_sticky")) {
                                                        ed.windowManager.alert(ed.translate('paste.plaintext_mode_sticky'));
                                                } else {
                                                        ed.windowManager.alert(ed.translate('paste.plaintext_mode'));
                                                }

                                                if (!getParam(ed, "paste_text_notifyalways")) {
                                                        cookie.set("tinymcePasteText", "1", new Date(new Date().getFullYear() + 1, 12, 31))
                                                }
                                        }
                                });
                        }

                        ed.addButton('pastetext', {title: 'paste.paste_text_desc', cmd: 'mcePasteText'});
                        ed.addButton('selectall', {title: 'paste.selectall_desc', cmd: 'selectall'});

                        // This function grabs the contents from the clipboard by adding a
                        // hidden div and placing the caret inside it and after the browser paste
                        // is done it grabs that contents and processes that
                        function grabContent(e) {
                                var n, or, rng, oldRng, sel = ed.selection, dom = ed.dom, body = ed.getBody(), posY, textContent;

                                // Check if browser supports direct plaintext access
                                if (e.clipboardData || dom.doc.dataTransfer) {
                                        textContent = (e.clipboardData || dom.doc.dataTransfer).getData('Text');

                                        if (ed.pasteAsPlainText) {
                                                e.preventDefault();
                                                process({content : dom.encode(textContent).replace(/\r?\n/g, '<br />')});
                                                return;
                                        }
                                }

                                if (dom.get('_mcePaste'))
                                        return;

                                // Create container to paste into
                                n = dom.add(body, 'div', {id : '_mcePaste', 'class' : 'mcePaste', 'data-mce-bogus' : '1'}, '\uFEFF\uFEFF');

                                // If contentEditable mode we need to find out the position of the closest element
                                if (body != ed.getDoc().body)
                                        posY = dom.getPos(ed.selection.getStart(), body).y;
                                else
                                        posY = body.scrollTop + dom.getViewPort(ed.getWin()).y;

                                // Styles needs to be applied after the element is added to the document since WebKit will otherwise remove all styles
                                // If also needs to be in view on IE or the paste would fail
                                dom.setStyles(n, {
                                        position : 'absolute',
                                        left : tinymce.isGecko ? -40 : 0, // Need to move it out of site on Gecko since it will othewise display a ghost resize rect for the div
                                        top : posY - 25,
                                        width : 1,
                                        height : 1,
                                        overflow : 'hidden'
                                });

                                if (tinymce.isIE) {
                                        // Store away the old range
                                        oldRng = sel.getRng();

                                        // Select the container
                                        rng = dom.doc.body.createTextRange();
                                        rng.moveToElementText(n);
                                        rng.execCommand('Paste');

                                        // Remove container
                                        dom.remove(n);

                                        // Check if the contents was changed, if it wasn't then clipboard extraction failed probably due
                                        // to IE security settings so we pass the junk though better than nothing right
                                        if (n.innerHTML === '\uFEFF\uFEFF') {
                                                ed.execCommand('mcePasteWord');
                                                e.preventDefault();
                                                return;
                                        }

                                        // Restore the old range and clear the contents before pasting
                                        sel.setRng(oldRng);
                                        sel.setContent('');

                                        // For some odd reason we need to detach the the mceInsertContent call from the paste event
                                        // It's like IE has a reference to the parent element that you paste in and the selection gets messed up
                                        // when it tries to restore the selection
                                        setTimeout(function() {
                                                // Process contents
                                                process({content : n.innerHTML});
                                        }, 0);

                                        // Block the real paste event
                                        return tinymce.dom.Event.cancel(e);
                                } else {
                                        function block(e) {
                                                e.preventDefault();
                                        };

                                        // Block mousedown and click to prevent selection change
                                        dom.bind(ed.getDoc(), 'mousedown', block);
                                        dom.bind(ed.getDoc(), 'keydown', block);

                                        or = ed.selection.getRng();

                                        // Move select contents inside DIV
                                        n = n.firstChild;
                                        rng = ed.getDoc().createRange();
                                        rng.setStart(n, 0);
                                        rng.setEnd(n, 2);
                                        sel.setRng(rng);

                                        // Wait a while and grab the pasted contents
                                        window.setTimeout(function() {
                                                var h = '', nl;

                                                // Paste divs duplicated in paste divs seems to happen when you paste plain text so lets first look for that broken behavior in WebKit
                                                if (!dom.select('div.mcePaste > div.mcePaste').length) {
                                                        nl = dom.select('div.mcePaste');

                                                        // WebKit will split the div into multiple ones so this will loop through then all and join them to get the whole HTML string
                                                        each(nl, function(n) {
                                                                var child = n.firstChild;

                                                                // WebKit inserts a DIV container with lots of odd styles
                                                                if (child && child.nodeName == 'DIV' && child.style.marginTop && child.style.backgroundColor) {
                                                                        dom.remove(child, 1);
                                                                }

                                                                // Remove apply style spans
                                                                each(dom.select('span.Apple-style-span', n), function(n) {
                                                                        dom.remove(n, 1);
                                                                });

                                                                // Remove bogus br elements
                                                                each(dom.select('br[data-mce-bogus]', n), function(n) {
                                                                        dom.remove(n);
                                                                });

                                                                // WebKit will make a copy of the DIV for each line of plain text pasted and insert them into the DIV
                                                                if (n.parentNode.className != 'mcePaste')
                                                                        h += n.innerHTML;
                                                        });
                                                } else {
                                                        // Found WebKit weirdness so force the content into paragraphs this seems to happen when you paste plain text from Nodepad etc
                                                        // So this logic will replace double enter with paragraphs and single enter with br so it kind of looks the same
                                                        h = '<p>' + dom.encode(textContent).replace(/\r?\n\r?\n/g, '</p><p>').replace(/\r?\n/g, '<br />') + '</p>';
                                                }

                                                // Remove the nodes
                                                each(dom.select('div.mcePaste'), function(n) {
                                                        dom.remove(n);
                                                });

                                                // Restore the old selection
                                                if (or)
                                                        sel.setRng(or);

                                                process({content : h});

                                                // Unblock events ones we got the contents
                                                dom.unbind(ed.getDoc(), 'mousedown', block);
                                                dom.unbind(ed.getDoc(), 'keydown', block);
                                        }, 0);
                                }
                        }

                        // Check if we should use the new auto process method                   
                        if (getParam(ed, "paste_auto_cleanup_on_paste")) {
                                // Is it's Opera or older FF use key handler
                                if (tinymce.isOpera || /Firefox\/2/.test(navigator.userAgent)) {
                                        ed.onKeyDown.addToTop(function(ed, e) {
                                                if (((tinymce.isMac ? e.metaKey : e.ctrlKey) && e.keyCode == 86) || (e.shiftKey && e.keyCode == 45))
                                                        grabContent(e);
                                        });
                                } else {
                                        // Grab contents on paste event on Gecko and WebKit
                                        ed.onPaste.addToTop(function(ed, e) {
                                                return grabContent(e);
                                        });
                                }
                        }

                        ed.onInit.add(function() {
                                ed.controlManager.setActive("pastetext", ed.pasteAsPlainText);

                                // Block all drag/drop events
                                if (getParam(ed, "paste_block_drop")) {
                                        ed.dom.bind(ed.getBody(), ['dragend', 'dragover', 'draggesture', 'dragdrop', 'drop', 'drag'], function(e) {
                                                e.preventDefault();
                                                e.stopPropagation();

                                                return false;
                                        });
                                }
                        });

                        // Add legacy support
                        t._legacySupport();
                },

                getInfo : function() {
                        return {
                                longname : 'Paste text/word',
                                author : 'Moxiecode Systems AB',
                                authorurl : 'http://tinymce.moxiecode.com',
                                infourl : 'http://wiki.moxiecode.com/index.php/TinyMCE:Plugins/paste',
                                version : tinymce.majorVersion + "." + tinymce.minorVersion
                        };
                },

                _preProcess : function(pl, o) {
                        var ed = this.editor,
                                h = o.content,
                                grep = tinymce.grep,
                                explode = tinymce.explode,
                                trim = tinymce.trim,
                                len, stripClass;

                        //console.log('Before preprocess:' + o.content);

                        function process(items) {
                                each(items, function(v) {
                                        // Remove or replace
                                        if (v.constructor == RegExp)
                                                h = h.replace(v, '');
                                        else
                                                h = h.replace(v[0], v[1]);
                                });
                        }
                        
                        if (ed.settings.paste_enable_default_filters == false) {
                                return;
                        }

                        // IE9 adds BRs before/after block elements when contents is pasted from word or for example another browser
                        if (tinymce.isIE && document.documentMode >= 9) {
                                // IE9 adds BRs before/after block elements when contents is pasted from word or for example another browser
                                process([[/(?:<br>&nbsp;[\s\r\n]+|<br>)*(<\/?(h[1-6r]|p|div|address|pre|form|table|tbody|thead|tfoot|th|tr|td|li|ol|ul|caption|blockquote|center|dl|dt|dd|dir|fieldset)[^>]*>)(?:<br>&nbsp;[\s\r\n]+|<br>)*/g, '$1']]);

                                // IE9 also adds an extra BR element for each soft-linefeed and it also adds a BR for each word wrap break
                                process([
                                        [/<br><br>/g, '<BR><BR>'], // Replace multiple BR elements with uppercase BR to keep them intact
                                        [/<br>/g, ' '], // Replace single br elements with space since they are word wrap BR:s
                                        [/<BR><BR>/g, '<br>'] // Replace back the double brs but into a single BR
                                ]);
                        }

                        // Detect Word content and process it more aggressive
                        if (/class="?Mso|style="[^"]*\bmso-|w:WordDocument/i.test(h) || o.wordContent) {
                                o.wordContent = true;                   // Mark the pasted contents as word specific content
                                //console.log('Word contents detected.');

                                // Process away some basic content
                                process([
                                        /^\s*(&nbsp;)+/gi,                              // &nbsp; entities at the start of contents
                                        /(&nbsp;|<br[^>]*>)+\s*$/gi             // &nbsp; entities at the end of contents
                                ]);

                                if (getParam(ed, "paste_convert_headers_to_strong")) {
                                        h = h.replace(/<p [^>]*class="?MsoHeading"?[^>]*>(.*?)<\/p>/gi, "<p><strong>$1</strong></p>");
                                }

                                if (getParam(ed, "paste_convert_middot_lists")) {
                                        process([
                                                [/<!--\[if !supportLists\]-->/gi, '$&__MCE_ITEM__'],                                    // Convert supportLists to a list item marker
                                                [/(<span[^>]+(?:mso-list:|:\s*symbol)[^>]+>)/gi, '$1__MCE_ITEM__'],             // Convert mso-list and symbol spans to item markers
                                                [/(<p[^>]+(?:MsoListParagraph)[^>]+>)/gi, '$1__MCE_ITEM__']                             // Convert mso-list and symbol paragraphs to item markers (FF)
                                        ]);
                                }

                                process([
                                        // Word comments like conditional comments etc
                                        /<!--[\s\S]+?-->/gi,

                                        // Remove comments, scripts (e.g., msoShowComment), XML tag, VML content, MS Office namespaced tags, and a few other tags
                                        /<(!|script[^>]*>.*?<\/script(?=[>\s])|\/?(\?xml(:\w+)?|img|meta|link|style|\w:\w+)(?=[\s\/>]))[^>]*>/gi,

                                        // Convert <s> into <strike> for line-though
                                        [/<(\/?)s>/gi, "<$1strike>"],

                                        // Replace nsbp entites to char since it's easier to handle
                                        [/&nbsp;/gi, "\u00a0"]
                                ]);

                                // Remove bad attributes, with or without quotes, ensuring that attribute text is really inside a tag.
                                // If JavaScript had a RegExp look-behind, we could have integrated this with the last process() array and got rid of the loop. But alas, it does not, so we cannot.
                                do {
                                        len = h.length;
                                        h = h.replace(/(<[a-z][^>]*\s)(?:id|name|language|type|on\w+|\w+:\w+)=(?:"[^"]*"|\w+)\s?/gi, "$1");
                                } while (len != h.length);

                                // Remove all spans if no styles is to be retained
                                if (getParam(ed, "paste_retain_style_properties").replace(/^none$/i, "").length == 0) {
                                        h = h.replace(/<\/?span[^>]*>/gi, "");
                                } else {
                                        // We're keeping styles, so at least clean them up.
                                        // CSS Reference: http://msdn.microsoft.com/en-us/library/aa155477.aspx

                                        process([
                                                // Convert <span style="mso-spacerun:yes">___</span> to string of alternating breaking/non-breaking spaces of same length
                                                [/<span\s+style\s*=\s*"\s*mso-spacerun\s*:\s*yes\s*;?\s*"\s*>([\s\u00a0]*)<\/span>/gi,
                                                        function(str, spaces) {
                                                                return (spaces.length > 0)? spaces.replace(/./, " ").slice(Math.floor(spaces.length/2)).split("").join("\u00a0") : "";
                                                        }
                                                ],

                                                // Examine all styles: delete junk, transform some, and keep the rest
                                                [/(<[a-z][^>]*)\sstyle="([^"]*)"/gi,
                                                        function(str, tag, style) {
                                                                var n = [],
                                                                        i = 0,
                                                                        s = explode(trim(style).replace(/&quot;/gi, "'"), ";");

                                                                // Examine each style definition within the tag's style attribute
                                                                each(s, function(v) {
                                                                        var name, value,
                                                                                parts = explode(v, ":");

                                                                        function ensureUnits(v) {
                                                                                return v + ((v !== "0") && (/\d$/.test(v)))? "px" : "";
                                                                        }

                                                                        if (parts.length == 2) {
                                                                                name = parts[0].toLowerCase();
                                                                                value = parts[1].toLowerCase();

                                                                                // Translate certain MS Office styles into their CSS equivalents
                                                                                switch (name) {
                                                                                        case "mso-padding-alt":
                                                                                        case "mso-padding-top-alt":
                                                                                        case "mso-padding-right-alt":
                                                                                        case "mso-padding-bottom-alt":
                                                                                        case "mso-padding-left-alt":
                                                                                        case "mso-margin-alt":
                                                                                        case "mso-margin-top-alt":
                                                                                        case "mso-margin-right-alt":
                                                                                        case "mso-margin-bottom-alt":
                                                                                        case "mso-margin-left-alt":
                                                                                        case "mso-table-layout-alt":
                                                                                        case "mso-height":
                                                                                        case "mso-width":
                                                                                        case "mso-vertical-align-alt":
                                                                                                n[i++] = name.replace(/^mso-|-alt$/g, "") + ":" + ensureUnits(value);
                                                                                                return;

                                                                                        case "horiz-align":
                                                                                                n[i++] = "text-align:" + value;
                                                                                                return;

                                                                                        case "vert-align":
                                                                                                n[i++] = "vertical-align:" + value;
                                                                                                return;

                                                                                        case "font-color":
                                                                                        case "mso-foreground":
                                                                                                n[i++] = "color:" + value;
                                                                                                return;

                                                                                        case "mso-background":
                                                                                        case "mso-highlight":
                                                                                                n[i++] = "background:" + value;
                                                                                                return;

                                                                                        case "mso-default-height":
                                                                                                n[i++] = "min-height:" + ensureUnits(value);
                                                                                                return;

                                                                                        case "mso-default-width":
                                                                                                n[i++] = "min-width:" + ensureUnits(value);
                                                                                                return;

                                                                                        case "mso-padding-between-alt":
                                                                                                n[i++] = "border-collapse:separate;border-spacing:" + ensureUnits(value);
                                                                                                return;

                                                                                        case "text-line-through":
                                                                                                if ((value == "single") || (value == "double")) {
                                                                                                        n[i++] = "text-decoration:line-through";
                                                                                                }
                                                                                                return;

                                                                                        case "mso-zero-height":
                                                                                                if (value == "yes") {
                                                                                                        n[i++] = "display:none";
                                                                                                }
                                                                                                return;
                                                                                }

                                                                                // Eliminate all MS Office style definitions that have no CSS equivalent by examining the first characters in the name
                                                                                if (/^(mso|column|font-emph|lang|layout|line-break|list-image|nav|panose|punct|row|ruby|sep|size|src|tab-|table-border|text-(?!align|decor|indent|trans)|top-bar|version|vnd|word-break)/.test(name)) {
                                                                                        return;
                                                                                }

                                                                                // If it reached this point, it must be a valid CSS style
                                                                                n[i++] = name + ":" + parts[1];         // Lower-case name, but keep value case
                                                                        }
                                                                });

                                                                // If style attribute contained any valid styles the re-write it; otherwise delete style attribute.
                                                                if (i > 0) {
                                                                        return tag + ' style="' + n.join(';') + '"';
                                                                } else {
                                                                        return tag;
                                                                }
                                                        }
                                                ]
                                        ]);
                                }
                        }

                        // Replace headers with <strong>
                        if (getParam(ed, "paste_convert_headers_to_strong")) {
                                process([
                                        [/<h[1-6][^>]*>/gi, "<p><strong>"],
                                        [/<\/h[1-6][^>]*>/gi, "</strong></p>"]
                                ]);
                        }

                        process([
                                // Copy paste from Java like Open Office will produce this junk on FF
                                [/Version:[\d.]+\nStartHTML:\d+\nEndHTML:\d+\nStartFragment:\d+\nEndFragment:\d+/gi, '']
                        ]);

                        // Class attribute options are: leave all as-is ("none"), remove all ("all"), or remove only those starting with mso ("mso").
                        // Note:-  paste_strip_class_attributes: "none", verify_css_classes: true is also a good variation.
                        stripClass = getParam(ed, "paste_strip_class_attributes");

                        if (stripClass !== "none") {
                                function removeClasses(match, g1) {
                                                if (stripClass === "all")
                                                        return '';

                                                var cls = grep(explode(g1.replace(/^(["'])(.*)\1$/, "$2"), " "),
                                                        function(v) {
                                                                return (/^(?!mso)/i.test(v));
                                                        }
                                                );

                                                return cls.length ? ' class="' + cls.join(" ") + '"' : '';
                                };

                                h = h.replace(/ class="([^"]+)"/gi, removeClasses);
                                h = h.replace(/ class=([\-\w]+)/gi, removeClasses);
                        }

                        // Remove spans option
                        if (getParam(ed, "paste_remove_spans")) {
                                h = h.replace(/<\/?span[^>]*>/gi, "");
                        }

                        //console.log('After preprocess:' + h);

                        o.content = h;
                },

                /**
                 * Various post process items.
                 */
                _postProcess : function(pl, o) {
                        var t = this, ed = t.editor, dom = ed.dom, styleProps;

                        if (ed.settings.paste_enable_default_filters == false) {
                                return;
                        }
                        
                        if (o.wordContent) {
                                // Remove named anchors or TOC links
                                each(dom.select('a', o.node), function(a) {
                                        if (!a.href || a.href.indexOf('#_Toc') != -1)
                                                dom.remove(a, 1);
                                });

                                if (getParam(ed, "paste_convert_middot_lists")) {
                                        t._convertLists(pl, o);
                                }

                                // Process styles
                                styleProps = getParam(ed, "paste_retain_style_properties"); // retained properties

                                // Process only if a string was specified and not equal to "all" or "*"
                                if ((tinymce.is(styleProps, "string")) && (styleProps !== "all") && (styleProps !== "*")) {
                                        styleProps = tinymce.explode(styleProps.replace(/^none$/i, ""));

                                        // Retains some style properties
                                        each(dom.select('*', o.node), function(el) {
                                                var newStyle = {}, npc = 0, i, sp, sv;

                                                // Store a subset of the existing styles
                                                if (styleProps) {
                                                        for (i = 0; i < styleProps.length; i++) {
                                                                sp = styleProps[i];
                                                                sv = dom.getStyle(el, sp);

                                                                if (sv) {
                                                                        newStyle[sp] = sv;
                                                                        npc++;
                                                                }
                                                        }
                                                }

                                                // Remove all of the existing styles
                                                dom.setAttrib(el, 'style', '');

                                                if (styleProps && npc > 0)
                                                        dom.setStyles(el, newStyle); // Add back the stored subset of styles
                                                else // Remove empty span tags that do not have class attributes
                                                        if (el.nodeName == 'SPAN' && !el.className)
                                                                dom.remove(el, true);
                                        });
                                }
                        }

                        // Remove all style information or only specifically on WebKit to avoid the style bug on that browser
                        if (getParam(ed, "paste_remove_styles") || (getParam(ed, "paste_remove_styles_if_webkit") && tinymce.isWebKit)) {
                                each(dom.select('*[style]', o.node), function(el) {
                                        el.removeAttribute('style');
                                        el.removeAttribute('data-mce-style');
                                });
                        } else {
                                if (tinymce.isWebKit) {
                                        // 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 ..." />
                                        // Removing the mce_style that contains the real value will force the Serializer engine to compress the styles
                                        each(dom.select('*', o.node), function(el) {
                                                el.removeAttribute('data-mce-style');
                                        });
                                }
                        }
                },

                /**
                 * Converts the most common bullet and number formats in Office into a real semantic UL/LI list.
                 */
                _convertLists : function(pl, o) {
                        var dom = pl.editor.dom, listElm, li, lastMargin = -1, margin, levels = [], lastType, html;

                        // Convert middot lists into real semantic lists
                        each(dom.select('p', o.node), function(p) {
                                var sib, val = '', type, html, idx, parents;

                                // Get text node value at beginning of paragraph
                                for (sib = p.firstChild; sib && sib.nodeType == 3; sib = sib.nextSibling)
                                        val += sib.nodeValue;

                                val = p.innerHTML.replace(/<\/?\w+[^>]*>/gi, '').replace(/&nbsp;/g, '\u00a0');

                                // Detect unordered lists look for bullets
                                if (/^(__MCE_ITEM__)+[\u2022\u00b7\u00a7\u00d8o\u25CF]\s*\u00a0*/.test(val))
                                        type = 'ul';

                                // Detect ordered lists 1., a. or ixv.
                                if (/^__MCE_ITEM__\s*\w+\.\s*\u00a0+/.test(val))
                                        type = 'ol';

                                // Check if node value matches the list pattern: o&nbsp;&nbsp;
                                if (type) {
                                        margin = parseFloat(p.style.marginLeft || 0);

                                        if (margin > lastMargin)
                                                levels.push(margin);

                                        if (!listElm || type != lastType) {
                                                listElm = dom.create(type);
                                                dom.insertAfter(listElm, p);
                                        } else {
                                                // Nested list element
                                                if (margin > lastMargin) {
                                                        listElm = li.appendChild(dom.create(type));
                                                } else if (margin < lastMargin) {
                                                        // Find parent level based on margin value
                                                        idx = tinymce.inArray(levels, margin);
                                                        parents = dom.getParents(listElm.parentNode, type);
                                                        listElm = parents[parents.length - 1 - idx] || listElm;
                                                }
                                        }

                                        // Remove middot or number spans if they exists
                                        each(dom.select('span', p), function(span) {
                                                var html = span.innerHTML.replace(/<\/?\w+[^>]*>/gi, '');

                                                // Remove span with the middot or the number
                                                if (type == 'ul' && /^__MCE_ITEM__[\u2022\u00b7\u00a7\u00d8o\u25CF]/.test(html))
                                                        dom.remove(span);
                                                else if (/^__MCE_ITEM__[\s\S]*\w+\.(&nbsp;|\u00a0)*\s*/.test(html))
                                                        dom.remove(span);
                                        });

                                        html = p.innerHTML;

                                        // Remove middot/list items
                                        if (type == 'ul')
                                                html = p.innerHTML.replace(/__MCE_ITEM__/g, '').replace(/^[\u2022\u00b7\u00a7\u00d8o\u25CF]\s*(&nbsp;|\u00a0)+\s*/, '');
                                        else
                                                html = p.innerHTML.replace(/__MCE_ITEM__/g, '').replace(/^\s*\w+\.(&nbsp;|\u00a0)+\s*/, '');

                                        // Create li and add paragraph data into the new li
                                        li = listElm.appendChild(dom.create('li', 0, html));
                                        dom.remove(p);

                                        lastMargin = margin;
                                        lastType = type;
                                } else
                                        listElm = lastMargin = 0; // End list element
                        });

                        // Remove any left over makers
                        html = o.node.innerHTML;
                        if (html.indexOf('__MCE_ITEM__') != -1)
                                o.node.innerHTML = html.replace(/__MCE_ITEM__/g, '');
                },

                /**
                 * Inserts the specified contents at the caret position.
                 */
                _insert : function(h, skip_undo) {
                        var ed = this.editor, r = ed.selection.getRng();

                        // First delete the contents seems to work better on WebKit when the selection spans multiple list items or multiple table cells.
                        if (!ed.selection.isCollapsed() && r.startContainer != r.endContainer)
                                ed.getDoc().execCommand('Delete', false, null);

                        ed.execCommand('mceInsertContent', false, h, {skip_undo : skip_undo});
                },

                /**
                 * Instead of the old plain text method which tried to re-create a paste operation, the
                 * new approach adds a plain text mode toggle switch that changes the behavior of paste.
                 * This function is passed the same input that the regular paste plugin produces.
                 * It performs additional scrubbing and produces (and inserts) the plain text.
                 * This approach leverages all of the great existing functionality in the paste
                 * plugin, and requires minimal changes to add the new functionality.
                 * Speednet - June 2009
                 */
                _insertPlainText : function(content) {
                        var ed = this.editor,
                                linebr = getParam(ed, "paste_text_linebreaktype"),
                                rl = getParam(ed, "paste_text_replacements"),
                                is = tinymce.is;

                        function process(items) {
                                each(items, function(v) {
                                        if (v.constructor == RegExp)
                                                content = content.replace(v, "");
                                        else
                                                content = content.replace(v[0], v[1]);
                                });
                        };

                        if ((typeof(content) === "string") && (content.length > 0)) {
                                // If HTML content with line-breaking tags, then remove all cr/lf chars because only tags will break a line
                                if (/<(?:p|br|h[1-6]|ul|ol|dl|table|t[rdh]|div|blockquote|fieldset|pre|address|center)[^>]*>/i.test(content)) {
                                        process([
                                                /[\n\r]+/g
                                        ]);
                                } else {
                                        // Otherwise just get rid of carriage returns (only need linefeeds)
                                        process([
                                                /\r+/g
                                        ]);
                                }

                                process([
                                        [/<\/(?:p|h[1-6]|ul|ol|dl|table|div|blockquote|fieldset|pre|address|center)>/gi, "\n\n"],               // Block tags get a blank line after them
                                        [/<br[^>]*>|<\/tr>/gi, "\n"],                           // Single linebreak for <br /> tags and table rows
                                        [/<\/t[dh]>\s*<t[dh][^>]*>/gi, "\t"],           // Table cells get tabs betweem them
                                        /<[a-z!\/?][^>]*>/gi,                                           // Delete all remaining tags
                                        [/&nbsp;/gi, " "],                                                      // Convert non-break spaces to regular spaces (remember, *plain text*)
                                        [/(?:(?!\n)\s)*(\n+)(?:(?!\n)\s)*/gi, "$1"],// Cool little RegExp deletes whitespace around linebreak chars.
                                        [/\n{3,}/g, "\n\n"]                                                     // Max. 2 consecutive linebreaks
                                ]);

                                content = ed.dom.decode(tinymce.html.Entities.encodeRaw(content));

                                // Perform default or custom replacements
                                if (is(rl, "array")) {
                                        process(rl);
                                } else if (is(rl, "string")) {
                                        process(new RegExp(rl, "gi"));
                                }

                                // Treat paragraphs as specified in the config
                                if (linebr == "none") {
                                        // Convert all line breaks to space
                                        process([
                                                [/\n+/g, " "]
                                        ]);
                                } else if (linebr == "br") {
                                        // Convert all line breaks to <br />
                                        process([
                                                [/\n/g, "<br />"]
                                        ]);
                                } else if (linebr == "p") {
                                        // Convert all line breaks to <p>...</p>
                                        process([
                                                [/\n+/g, "</p><p>"],
                                                [/^(.*<\/p>)(<p>)$/, '<p>$1']
                                        ]);
                                } else {
                                        // defaults to "combined"
                                        // Convert single line breaks to <br /> and double line breaks to <p>...</p>
                                        process([
                                                [/\n\n/g, "</p><p>"],
                                                [/^(.*<\/p>)(<p>)$/, '<p>$1'],
                                                [/\n/g, "<br />"]
                                        ]);
                                }

                                ed.execCommand('mceInsertContent', false, content);
                        }
                },

                /**
                 * This method will open the old style paste dialogs. Some users might want the old behavior but still use the new cleanup engine.
                 */
                _legacySupport : function() {
                        var t = this, ed = t.editor;

                        // Register command(s) for backwards compatibility
                        ed.addCommand("mcePasteWord", function() {
                                ed.windowManager.open({
                                        file: t.url + "/pasteword.htm",
                                        width: parseInt(getParam(ed, "paste_dialog_width")),
                                        height: parseInt(getParam(ed, "paste_dialog_height")),
                                        inline: 1
                                });
                        });

                        if (getParam(ed, "paste_text_use_dialog")) {
                                ed.addCommand("mcePasteText", function() {
                                        ed.windowManager.open({
                                                file : t.url + "/pastetext.htm",
                                                width: parseInt(getParam(ed, "paste_dialog_width")),
                                                height: parseInt(getParam(ed, "paste_dialog_height")),
                                                inline : 1
                                        });
                                });
                        }

                        // Register button for backwards compatibility
                        ed.addButton("pasteword", {title : "paste.paste_word_desc", cmd : "mcePasteWord"});
                }
        });

        // Register plugin
        tinymce.PluginManager.add("paste", tinymce.plugins.PastePlugin);
})();