/*--------------------------------------:noTabs=true:tabSize=2:indentSize=2:-- -- Xinha (is not htmlArea) - http://xinha.gogo.co.nz/ -- -- Use of Xinha is granted by the terms of the htmlArea License (based on -- BSD license) please read license.txt in this package for details. -- -- Xinha was originally based on work by Mihai Bazon which is: -- Copyright (c) 2003-2004 dynarch.com. -- Copyright (c) 2002-2003 interactivetools.com, inc. -- This copyright notice MUST stay intact for use. -- -- Developers - Coding Style: -- For the sake of not committing needlessly conflicting changes, -- -- * New code to be indented with 2 spaces ("soft tab"). -- * New code preferably uses BSD-Style Bracing -- if(foo) -- { -- bar(); -- } -- * Don't change brace styles unless you're working on the non BSD-Style -- area (so we don't get spurious changes in line numbering). -- * Don't change indentation unless you're working on the badly indented -- area (so we don't get spurious changes of large blocks of code). -- * Jedit is the recommended editor, a comment of this format should be -- included in the top 10 lines of the file (see the embedded edit mode) -- -- $HeadURL: http://svn.xinha.python-hosting.com/trunk/htmlarea.js $ -- $LastChangedDate: 2005-11-07 03:36:41 -0500 (Mon, 07 Nov 2005) $ -- $LastChangedRevision: 421 $ -- $LastChangedBy: gocher $ --------------------------------------------------------------------------*/ HTMLArea.version = { 'Release' : 'Trunk', 'Head' : '$HeadURL: http://svn.xinha.python-hosting.com/trunk/htmlarea.js $'.replace(/^[^:]*: (.*) \$$/, '$1'), 'Date' : '$LastChangedDate: 2005-11-07 03:36:41 -0500 (Mon, 07 Nov 2005) $'.replace(/^[^:]*: ([0-9-]*) ([0-9:]*) ([+0-9]*) \((.*)\) \$/, '$4 $2 $3'), 'Revision' : '$LastChangedRevision: 421 $'.replace(/^[^:]*: (.*) \$$/, '$1'), 'RevisionBy': '$LastChangedBy: gocher $'.replace(/^[^:]*: (.*) \$$/, '$1') }; if (typeof _editor_url == "string") { // Leave exactly one backslash at the end of _editor_url _editor_url = _editor_url.replace(/\x2f*$/, '/'); } else { alert("WARNING: _editor_url is not set! You should set this variable to the editor files path; it should preferably be an absolute path, like in '/htmlarea/', but it can be relative if you prefer. Further we will try to load the editor files correctly but we'll probably fail."); _editor_url = ''; } // make sure we have a language if (typeof _editor_lang == "string") { _editor_lang = _editor_lang.toLowerCase(); } else { _editor_lang = "en"; } // skin stylesheet to load if (!(typeof _editor_skin == "string")) { _editor_skin = ""; } var __htmlareas = [ ]; // browser identification HTMLArea.agt = navigator.userAgent.toLowerCase(); HTMLArea.is_ie = ((HTMLArea.agt.indexOf("msie") != -1) && (HTMLArea.agt.indexOf("opera") == -1)); HTMLArea.is_opera = (HTMLArea.agt.indexOf("opera") != -1); HTMLArea.is_mac = (HTMLArea.agt.indexOf("mac") != -1); HTMLArea.is_mac_ie = (HTMLArea.is_ie && HTMLArea.is_mac); HTMLArea.is_win_ie = (HTMLArea.is_ie && !HTMLArea.is_mac); HTMLArea.is_gecko = (navigator.product == "Gecko"); // Creates a new HTMLArea object. Tries to replace the textarea with the given // ID with it. function HTMLArea(textarea, config) { if(!textarea) throw("Tried to create HTMLArea without textarea specified."); if (HTMLArea.checkSupportedBrowser()) { if (typeof config == "undefined") { this.config = new HTMLArea.Config(); } else { this.config = config; } this._htmlArea = null; if(typeof textarea != 'object') { textarea = HTMLArea.getElementById('textarea', textarea); } this._textArea = textarea; // Before we modify anything, get the initial textarea size this._initial_ta_size = { w: textarea.style.width ? textarea.style.width : (textarea.offsetWidth ? (textarea.offsetWidth + 'px') : (textarea.cols+'em')), h: textarea.style.height ? textarea.style.height : (textarea.offsetHeight ? (textarea.offsetHeight + 'px') : (textarea.rows+'em')) }; this._editMode = "wysiwyg"; this.plugins = {}; this._timerToolbar = null; this._timerUndo = null; this._undoQueue = new Array(this.config.undoSteps); this._undoPos = -1; this._customUndo = true; this._mdoc = document; // cache the document, we need it in plugins this.doctype = ''; this.__htmlarea_id_num = __htmlareas.length; __htmlareas[this.__htmlarea_id_num] = this; this._notifyListeners = { }; // Panels var panels = this._panels = { right: { on: true, container: document.createElement('td'), panels: [ ] }, left: { on: true, container: document.createElement('td'), panels: [ ] }, top: { on: true, container: document.createElement('td'), panels: [ ] }, bottom: { on: true, container: document.createElement('td'), panels: [ ] } }; for(var i in panels) { if (!panels[i].container) continue; // prevent iterating over wrong type panels[i].div = panels[i].container; // legacy panels[i].container.className = 'panels ' + i; HTMLArea.freeLater(panels[i], 'container'); HTMLArea.freeLater(panels[i], 'div'); } HTMLArea.freeLater(this, '_textArea'); } } HTMLArea.onload = function(){}; HTMLArea.init = function() { HTMLArea.onload(); }; // cache some regexps HTMLArea.RE_tagName = /(<\/|<)\s*([^ \t\n>]+)/ig; HTMLArea.RE_doctype = /()\n?/i; HTMLArea.RE_head = /((.|\n)*?)<\/head>/i; HTMLArea.RE_body = /]*>((.|\n|\r|\t)*?)<\/body>/i; HTMLArea.RE_Specials = /([\/\^$*+?.()|{}[\]])/g; HTMLArea.RE_email = /[a-z0-9_]{3,}@[a-z0-9_-]{2,}(\.[a-z0-9_-]{2,})+/i; HTMLArea.RE_url = /(https?:\/\/)?(([a-z0-9_]+:[a-z0-9_]+@)?[a-z0-9_-]{2,}(\.[a-z0-9_-]{2,}){2,}(:[0-9]+)?(\/\S+)*)/i; HTMLArea.Config = function () { var cfg = this; this.version = HTMLArea.version.Revision; // Width and Height // you may set these as follows // width = 'auto' -- the width of the original textarea will be used // width = 'toolbar' -- the width of the toolbar will be used // width = '' -- use any css measurement, eg width = '75%' // // height = 'auto' -- the height of the original textarea // height = '' -- any css measurement, eg height = '480px' this.width = "auto"; this.height = "auto"; // the next parameter specifies whether the toolbar should be included // in the size above, or are extra to it. If false then it's recommended // to have explicit pixel sizes above (or on your textarea and have auto above) this.sizeIncludesBars = true; // the next parameter specifies whether the panels should be included // in the size above, or are extra to it. If false then it's recommended // to have explicit pixel sizes above (or on your textarea and have auto above) this.sizeIncludesPanels = true; // each of the panels has a dimension, for the left/right it's the width // for the top/bottom it's the height. // // WARNING: PANEL DIMENSIONS MUST BE SPECIFIED AS PIXEL WIDTHS this.panel_dimensions = { left: '200px', // Width right: '200px', top: '100px', // Height bottom: '100px' }; // enable creation of a status bar? this.statusBar = true; // intercept ^V and use the HTMLArea paste command // If false, then passes ^V through to browser editor widget this.htmlareaPaste = false; this.mozParaHandler = 'best'; // set to 'built-in', 'dirty' or 'best' // built-in: will (may) use 'br' instead of 'p' tags // dirty : will use p and work good enough for the majority of cases, // best : works the best, but it's about 12kb worth of javascript // and will probably be slower than 'dirty'. This is the "EnterParagraphs" // plugin from "hipikat", rolled in to be part of the core code // maximum size of the undo queue this.undoSteps = 20; // the time interval at which undo samples are taken this.undoTimeout = 500; // 1/2 sec. // if true then HTMLArea will retrieve the full HTML, starting with the // tag. this.fullPage = false; // style included in the iframe document this.pageStyle = ""; // external stylesheets to load (REFERENCE THESE ABSOLUTELY) this.pageStyleSheets = [ ]; // specify a base href for relative links this.baseHref = null; // we can strip the base href out of relative links to leave them relative, reason for this // especially if you don't specify a baseHref is that mozilla at least (& IE ?) will prefix // the baseHref to any relative links to make them absolute, which isn't what you want most the time. this.stripBaseHref = true; // and we can strip the url of the editor page from named links (eg ...) // reason for this is that mozilla at least (and IE ?) prefixes location.href to any // that don't have a url prefixing them this.stripSelfNamedAnchors = true; // sometimes high-ascii in links can cause problems for servers (basically they don't recognise them) // so you can use this flag to ensure that all characters other than the normal ascii set (actually // only ! through ~) are escaped in URLs to % codes this.only7BitPrintablesInURLs = true; // if you are putting the HTML written in Xinha into an email you might want it to be 7-bit // characters only. This config option (off by default) will convert all characters consuming // more than 7bits into UNICODE decimal entity references (actually it will convert anything // below (chr 20) except cr, lf and tab and above (~, chr 7E)) this.sevenBitClean = false; // sometimes we want to be able to replace some string in the html comng in and going out // so that in the editor we use the "internal" string, and outside and in the source view // we use the "external" string this is useful for say making special codes for // your absolute links, your external string might be some special code, say "{server_url}" // an you say that the internal represenattion of that should be http://your.server/ this.specialReplacements = { }; // { 'external_string' : 'internal_string' } // set to true if you want Word code to be cleaned upon Paste this.killWordOnPaste = true; // enable the 'Target' field in the Make Link dialog this.makeLinkShowsTarget = true; // CharSet of the iframe, default is the charset of the document this.charSet = HTMLArea.is_gecko ? document.characterSet : document.charset; // URL-s this.imgURL = "images/"; this.popupURL = "popups/"; // remove tags (these have to be a regexp, or null if this functionality is not desired) this.htmlRemoveTags = null; // Turning this on will turn all "linebreak" and "separator" items in your toolbar into soft-breaks, // this means that if the items between that item and the next linebreak/separator can // fit on the same line as that which came before then they will, otherwise they will // float down to the next line. // If you put a linebreak and separator next to each other, only the separator will // take effect, this allows you to have one toolbar that works for both flowToolbars = true and false // infact the toolbar below has been designed in this way, if flowToolbars is false then it will // create explictly two lines (plus any others made by plugins) breaking at justifyleft, however if // flowToolbars is false and your window is narrow enough then it will create more than one line // even neater, if you resize the window the toolbars will reflow. Niiiice. this.flowToolbars = true; /** CUSTOMIZING THE TOOLBAR * ------------------------- * * It is recommended that you customize the toolbar contents in an * external file (i.e. the one calling HTMLArea) and leave this one * unchanged. That's because when we (InteractiveTools.com) release a * new official version, it's less likely that you will have problems * upgrading HTMLArea. */ this.toolbar = [ ["popupeditor"], ["separator","formatblock","fontname","fontsize","bold","italic","underline","strikethrough"], ["separator","forecolor","hilitecolor","textindicator"], ["separator","subscript","superscript"], ["linebreak","separator","justifyleft","justifycenter","justifyright","justifyfull"], ["separator","insertorderedlist","insertunorderedlist","outdent","indent"], ["separator","inserthorizontalrule","createlink","insertimage","inserttable"], ["separator","undo","redo","selectall","print"], (HTMLArea.is_gecko ? [] : ["cut","copy","paste","overwrite","saveas"]), ["separator","killword","clearfonts","removeformat","toggleborders","splitblock","lefttoright", "righttoleft"], ["separator","htmlmode","showhelp","about"] ]; this.fontname = { "— font —": '', "Arial": 'arial,helvetica,sans-serif', "Courier New": 'courier new,courier,monospace', "Georgia": 'georgia,times new roman,times,serif', "Tahoma": 'tahoma,arial,helvetica,sans-serif', "Times New Roman": 'times new roman,times,serif', "Verdana": 'verdana,arial,helvetica,sans-serif', "impact": 'impact', "WingDings": 'wingdings' }; this.fontsize = { "— size —" : "", "1 (8 pt)" : "1", "2 (10 pt)": "2", "3 (12 pt)": "3", "4 (14 pt)": "4", "5 (18 pt)": "5", "6 (24 pt)": "6", "7 (36 pt)": "7" }; this.formatblock = { "— format —" : "", "Heading 1": "h1", "Heading 2": "h2", "Heading 3": "h3", "Heading 4": "h4", "Heading 5": "h5", "Heading 6": "h6", "Normal" : "p", "Address" : "address", "Formatted": "pre" }; this.customSelects = {}; function cut_copy_paste(e, cmd, obj) { e.execCommand(cmd); }; this.debug = true; this.URIs = { "blank": "popups/blank.html", "link": "link.html", "insert_image": "insert_image.html", "insert_table": "insert_table.html", "select_color": "select_color.html", "about": "about.html", "help": "editor_help.html" }; // ADDING CUSTOM BUTTONS: please read below! // format of the btnList elements is "ID: [ ToolTip, Icon, Enabled in text mode?, ACTION ]" // - ID: unique ID for the button. If the button calls document.execCommand // it's wise to give it the same name as the called command. // - ACTION: function that gets called when the button is clicked. // it has the following prototype: // function(editor, buttonName) // - editor is the HTMLArea object that triggered the call // - buttonName is the ID of the clicked button // These 2 parameters makes it possible for you to use the same // handler for more HTMLArea objects or for more different buttons. // - ToolTip: tooltip, will be translated below // - Icon: path to an icon image file for the button // OR; you can use an 18x18 block of a larger image by supllying an array // that has three elemtents, the first is the larger image, the second is the column // the third is the row. The ros and columns numbering starts at 0 but there is // a header row and header column which have numbering to make life easier. // See images/buttons_main.gif to see how it's done. // - Enabled in text mode: if false the button gets disabled for text-only mode; otherwise enabled all the time. this.btnList = { bold: [ "Bold", HTMLArea._lc({key: 'button_bold', string: ["ed_buttons_main.gif",3,2]}, 'HTMLArea'), false, function(e) {e.execCommand("bold");} ], italic: [ "Italic", HTMLArea._lc({key: 'button_italic', string: ["ed_buttons_main.gif",2,2]}, 'HTMLArea'), false, function(e) {e.execCommand("italic");} ], underline: [ "Underline", HTMLArea._lc({key: 'button_underline', string: ["ed_buttons_main.gif",2,0]}, 'HTMLArea'), false, function(e) {e.execCommand("underline");} ], strikethrough: [ "Strikethrough", HTMLArea._lc({key: 'button_strikethrough', string: ["ed_buttons_main.gif",3,0]}, 'HTMLArea'), false, function(e) {e.execCommand("strikethrough");} ], subscript: [ "Subscript", HTMLArea._lc({key: 'button_subscript', string: ["ed_buttons_main.gif",3,1]}, 'HTMLArea'), false, function(e) {e.execCommand("subscript");} ], superscript: [ "Superscript", HTMLArea._lc({key: 'button_superscript', string: ["ed_buttons_main.gif",2,1]}, 'HTMLArea'), false, function(e) {e.execCommand("superscript");} ], justifyleft: [ "Justify Left", ["ed_buttons_main.gif",0,0], false, function(e) {e.execCommand("justifyleft");} ], justifycenter: [ "Justify Center", ["ed_buttons_main.gif",1,1], false, function(e){e.execCommand("justifycenter");}], justifyright: [ "Justify Right", ["ed_buttons_main.gif",1,0], false, function(e) {e.execCommand("justifyright");} ], justifyfull: [ "Justify Full", ["ed_buttons_main.gif",0,1], false, function(e) {e.execCommand("justifyfull");} ], orderedlist: [ "Ordered List", ["ed_buttons_main.gif",0,3], false, function(e) {e.execCommand("insertorderedlist");} ], unorderedlist: [ "Bulleted List", ["ed_buttons_main.gif",1,3], false, function(e) {e.execCommand("insertunorderedlist");} ], insertorderedlist: [ "Ordered List", ["ed_buttons_main.gif",0,3], false, function(e) {e.execCommand("insertorderedlist");} ], insertunorderedlist: [ "Bulleted List", ["ed_buttons_main.gif",1,3], false, function(e) {e.execCommand("insertunorderedlist");} ], outdent: [ "Decrease Indent", ["ed_buttons_main.gif",1,2], false, function(e) {e.execCommand("outdent");} ], indent: [ "Increase Indent",["ed_buttons_main.gif",0,2], false, function(e) {e.execCommand("indent");} ], forecolor: [ "Font Color", ["ed_buttons_main.gif",3,3], false, function(e) {e.execCommand("forecolor");} ], hilitecolor: [ "Background Color", ["ed_buttons_main.gif",2,3], false, function(e) {e.execCommand("hilitecolor");} ], undo: [ "Undoes your last action", ["ed_buttons_main.gif",4,2], false, function(e) {e.execCommand("undo");} ], redo: [ "Redoes your last action", ["ed_buttons_main.gif",5,2], false, function(e) {e.execCommand("redo");} ], cut: [ "Cut selection", ["ed_buttons_main.gif",5,0], false, cut_copy_paste ], copy: [ "Copy selection", ["ed_buttons_main.gif",4,0], false, cut_copy_paste ], paste: [ "Paste from clipboard", ["ed_buttons_main.gif",4,1], false, cut_copy_paste ], selectall: [ "Select all", "ed_selectall.gif", false, function(e) {e.execCommand("selectall");} ], inserthorizontalrule: [ "Horizontal Rule", ["ed_buttons_main.gif",6,0], false, function(e) {e.execCommand("inserthorizontalrule");} ], createlink: [ "Insert Web Link", ["ed_buttons_main.gif",6,1], false, function(e) {e._createLink();} ], insertimage: [ "Insert/Modify Image", ["ed_buttons_main.gif",6,3], false, function(e) {e.execCommand("insertimage");} ], inserttable: [ "Insert Table", ["ed_buttons_main.gif",6,2], false, function(e) {e.execCommand("inserttable");} ], htmlmode: [ "Toggle HTML Source", ["ed_buttons_main.gif",7,0], true, function(e) {e.execCommand("htmlmode");} ], toggleborders: [ "Toggle Borders", ["ed_buttons_main.gif",7,2], false, function(e) { e._toggleBorders() } ], print: [ "Print document", ["ed_buttons_main.gif",8,1], false, function(e) {if (HTMLArea.is_gecko) {e._iframe.contentWindow.print();} else {e.focusEditor(); print();}} ], saveas: [ "Save as", "ed_saveas.gif", false, function(e) {e.execCommand("saveas",false,"noname.htm");} ], about: [ "About this editor", ["ed_buttons_main.gif",8,2], true, function(e) {e.execCommand("about");} ], showhelp: [ "Help using editor", ["ed_buttons_main.gif",9,2], true, function(e) {e.execCommand("showhelp");} ], splitblock: [ "Split Block", "ed_splitblock.gif", false, function(e) {e._splitBlock();} ], lefttoright: [ "Direction left to right", ["ed_buttons_main.gif",0,4], false, function(e) {e.execCommand("lefttoright");} ], righttoleft: [ "Direction right to left", ["ed_buttons_main.gif",1,4], false, function(e) {e.execCommand("righttoleft");} ], overwrite: [ "Insert/Overwrite", "ed_overwrite.gif", false, function(e) {e.execCommand("overwrite");} ], wordclean: [ "MS Word Cleaner", ["ed_buttons_main.gif",5,3], false, function(e) {e._wordClean();} ], clearfonts: [ "Clear Inline Font Specifications", ["ed_buttons_main.gif",5,4], true, function(e) {e._clearFonts();} ], removeformat: [ "Remove formatting", ["ed_buttons_main.gif",4,4], false, function(e) {e.execCommand("removeformat");} ], killword: [ "Clear MSOffice tags", ["ed_buttons_main.gif",4,3], false, function(e) {e.execCommand("killword");} ] }; /* ADDING CUSTOM BUTTONS * --------------------- * * It is recommended that you add the custom buttons in an external * file and leave this one unchanged. That's because when we * (InteractiveTools.com) release a new official version, it's less * likely that you will have problems upgrading HTMLArea. * * Example on how to add a custom button when you construct the HTMLArea: * * var editor = new HTMLArea("your_text_area_id"); * var cfg = editor.config; // this is the default configuration * cfg.btnList["my-hilite"] = * [ function(editor) { editor.surroundHTML('', ''); }, // action * "Highlight selection", // tooltip * "my_hilite.gif", // image * false // disabled in text mode * ]; * cfg.toolbar.push(["linebreak", "my-hilite"]); // add the new button to the toolbar * * An alternate (also more convenient and recommended) way to * accomplish this is to use the registerButton function below. */ // initialize tooltips from the I18N module and generate correct image path for (var i in this.btnList) { var btn = this.btnList[i]; if (typeof btn != 'object') continue; // prevent iterating over wrong type if (typeof btn[1] != 'string') { btn[1][0] = _editor_url + this.imgURL + btn[1][0]; } else { btn[1] = _editor_url + this.imgURL + btn[1]; } btn[0] = HTMLArea._lc(btn[0]); //initialize tooltip } }; /** Helper function: register a new button with the configuration. It can be * called with all 5 arguments, or with only one (first one). When called with * only one argument it must be an object with the following properties: id, * tooltip, image, textMode, action. Examples: * * 1. config.registerButton("my-hilite", "Hilite text", "my-hilite.gif", false, function(editor) {...}); * 2. config.registerButton({ * id : "my-hilite", // the ID of your button * tooltip : "Hilite text", // the tooltip * image : "my-hilite.gif", // image to be displayed in the toolbar * textMode : false, // disabled in text mode * action : function(editor) { // called when the button is clicked * editor.surroundHTML('', ''); * }, * context : "p" // will be disabled if outside a

element * }); */ HTMLArea.Config.prototype.registerButton = function(id, tooltip, image, textMode, action, context) { var the_id; if (typeof id == "string") { the_id = id; } else if (typeof id == "object") { the_id = id.id; } else { alert("ERROR [HTMLArea.Config::registerButton]:\ninvalid arguments"); return false; } // check for existing id if (typeof this.customSelects[the_id] != "undefined") { // alert("WARNING [HTMLArea.Config::registerDropdown]:\nA dropdown with the same ID already exists."); } if (typeof this.btnList[the_id] != "undefined") { // alert("WARNING [HTMLArea.Config::registerDropdown]:\nA button with the same ID already exists."); } switch (typeof id) { case "string": this.btnList[id] = [ tooltip, image, textMode, action, context ]; break; case "object": this.btnList[id.id] = [ id.tooltip, id.image, id.textMode, id.action, id.context ]; break; } }; HTMLArea.prototype.registerPanel = function(side, object) { if(!side) side = 'right'; var panel = this.addPanel(side); if(object) { object.drawPanelIn(panel); } }; /** The following helper function registers a dropdown box with the editor * configuration. You still have to add it to the toolbar, same as with the * buttons. Call it like this: * * FIXME: add example */ HTMLArea.Config.prototype.registerDropdown = function(object) { // check for existing id if (typeof this.customSelects[object.id] != "undefined") { // alert("WARNING [HTMLArea.Config::registerDropdown]:\nA dropdown with the same ID already exists."); } if (typeof this.btnList[object.id] != "undefined") { // alert("WARNING [HTMLArea.Config::registerDropdown]:\nA button with the same ID already exists."); } this.customSelects[object.id] = object; }; /** Call this function to remove some buttons/drop-down boxes from the toolbar. * Pass as the only parameter a string containing button/drop-down names * delimited by spaces. Note that the string should also begin with a space * and end with a space. Example: * * config.hideSomeButtons(" fontname fontsize textindicator "); * * It's useful because it's easier to remove stuff from the defaul toolbar than * create a brand new toolbar ;-) */ HTMLArea.Config.prototype.hideSomeButtons = function(remove) { var toolbar = this.toolbar; for (var i = toolbar.length; --i >= 0;) { var line = toolbar[i]; for (var j = line.length; --j >= 0; ) { if (remove.indexOf(" " + line[j] + " ") >= 0) { var len = 1; if (/separator|space/.test(line[j + 1])) { len = 2; } line.splice(j, len); } } } }; /** Helper Function: add buttons/drop-downs boxes with title or separator to the toolbar * if the buttons/drop-downs boxes doesn't allready exists. * id: button or selectbox (as array with separator or title) * where: button or selectbox (as array if the first is not found take the second and so on) * position: * -1 = insert button (id) one position before the button (where) * 0 = replace button (where) by button (id) * +1 = insert button (id) one position after button (where) * * cfg.addToolbarElement(["T[title]", "button_id", "separator"] , ["first_id","second_id"], -1); */ HTMLArea.Config.prototype.addToolbarElement = function(id, where, position) { var toolbar = this.toolbar; var a, i, j, o, sid; var idIsArray = false; var whereIsArray = false; var whereLength = 0; var whereJ = 0; var whereI = 0; var exists = false; var found = false; // check if id and where are arrys if ((id && typeof id == "object") && (id.constructor == Array)) { idIsArray = true; } if ((where && typeof where == "object") && (where.constructor == Array)) { whereIsArray = true; whereLength = where.length; } if (idIsArray) { //find the button/select box in input array for (i = 0; i < id.length; ++i) { if ((id[i] != "separator") && (id[i].indexOf("T[") != 0)) { sid = id[i]; } } } else { sid = id; } for (var i = 0; !exists && !found && i < toolbar.length; ++i) { a = toolbar[i] for (j = 0; !found && j < a.length; ++j) { if (a[i] == sid) { // check if button/select box exists exists = true; break; } if (whereIsArray) { for (o = 0; o < whereLength; ++o) { if(a[j] == where[o]) { if (o == 0) { found = true; j--; break; } else { whereI = i; whereJ = j; whereLength = o; } } } } else { if (a[j] == where) { // find the position to insert found = true; break; } } } } if (!exists) { if (!found && whereIsArray) { //if check found any other as the first button if (where.length != whereLength) { j = whereJ; a = toolbar[whereI]; found = true; } } if (found) { if (position == 0) { // replace the found button if (idIsArray) { a[j] = id[id.length-1]; for (i = id.length-1; --i >= 0;) { a.splice(j, 0, id[i]); } } else { a[j] = id; } } else { // insert before/after the found button if (position < 0) { j = j + position + 1; //correct position before } else if (position > 0) { j = j + position; //correct posion after } if (idIsArray) { for (i = id.length; --i >= 0;) { a.splice(j, 0, id[i]); } } else { a.splice(j, 0, id); } } } else { // no button found toolbar[0].splice(0, 0, "separator"); if (idIsArray) { for (i = id.length; --i >= 0;) { toolbar[0].splice(0, 0, id[i]); } } else { toolbar[0].splice(0, 0, id); } } } }; /** Helper function: replace all TEXTAREA-s in the document with HTMLArea-s. */ HTMLArea.replaceAll = function(config) { var tas = document.getElementsByTagName("textarea"); for (var i = tas.length; i > 0; (new HTMLArea(tas[--i], config)).generate()); }; /** Helper function: replaces the TEXTAREA with the given ID with HTMLArea. */ HTMLArea.replace = function(id, config) { var ta = HTMLArea.getElementById("textarea", id); return ta ? (new HTMLArea(ta, config)).generate() : null;; }; // Creates the toolbar and appends it to the _htmlarea HTMLArea.prototype._createToolbar = function () { var editor = this; // to access this in nested functions var toolbar = document.createElement("div"); // ._toolbar is for legacy, ._toolBar is better thanks. this._toolBar = this._toolbar = toolbar; toolbar.className = "toolbar"; toolbar.unselectable = "1"; HTMLArea.freeLater(this, '_toolBar'); HTMLArea.freeLater(this, '_toolbar'); var tb_row = null; var tb_objects = new Object(); this._toolbarObjects = tb_objects; this._createToolbar1(editor, toolbar, tb_objects); this._htmlArea.appendChild(toolbar); return toolbar; }; HTMLArea.prototype._setConfig = function(config) { this.config = config; }; HTMLArea.prototype._addToolbar = function() { this._createToolbar1(this, this._toolbar, this._toolbarObjects); }; // separate from previous createToolBar to allow dynamic change of toolbar HTMLArea.prototype._createToolbar1 = function (editor, toolbar, tb_objects) { // This shouldn't be necessary, but IE seems to float outside of the container // when we float toolbar sections, so we have to clear:both here as well // as at the end (which we do have to do). if(editor.config.flowToolbars) { var brk = document.createElement('div'); brk.style.height = brk.style.width = brk.style.lineHeight = brk.style.fontSize = '1px'; brk.style.clear = 'both'; toolbar.appendChild(brk); } // creates a new line in the toolbar function newLine() { if(typeof tb_row != 'undefined' && tb_row.childNodes.length == 0) return; var table = document.createElement("table"); table.border = "0px"; table.cellSpacing = "0px"; table.cellPadding = "0px"; if(editor.config.flowToolbars) { if(HTMLArea.is_ie) { table.style.styleFloat = "left"; } else { table.style.cssFloat = "left"; } } toolbar.appendChild(table); // TBODY is required for IE, otherwise you don't see anything // in the TABLE. var tb_body = document.createElement("tbody"); table.appendChild(tb_body); tb_row = document.createElement("tr"); tb_body.appendChild(tb_row); table.className = 'toolbarRow'; // meh, kinda. } // END of function: newLine // init first line newLine(); // updates the state of a toolbar element. This function is member of // a toolbar element object (unnamed objects created by createButton or // createSelect functions below). function setButtonStatus(id, newval) { var oldval = this[id]; var el = this.element; if (oldval != newval) { switch (id) { case "enabled": if (newval) { HTMLArea._removeClass(el, "buttonDisabled"); el.disabled = false; } else { HTMLArea._addClass(el, "buttonDisabled"); el.disabled = true; } break; case "active": if (newval) { HTMLArea._addClass(el, "buttonPressed"); } else { HTMLArea._removeClass(el, "buttonPressed"); } break; } this[id] = newval; } } // END of function: setButtonStatus // this function will handle creation of combo boxes. Receives as // parameter the name of a button as defined in the toolBar config. // This function is called from createButton, above, if the given "txt" // doesn't match a button. function createSelect(txt) { var options = null; var el = null; var cmd = null; var customSelects = editor.config.customSelects; var context = null; var tooltip = ""; switch (txt) { case "fontsize": case "fontname": case "formatblock": // the following line retrieves the correct // configuration option because the variable name // inside the Config object is named the same as the // button/select in the toolbar. For instance, if txt // == "formatblock" we retrieve config.formatblock (or // a different way to write it in JS is // config["formatblock"]. options = editor.config[txt]; cmd = txt; break; default: // try to fetch it from the list of registered selects cmd = txt; var dropdown = customSelects[cmd]; if (typeof dropdown != "undefined") { options = dropdown.options; context = dropdown.context; if (typeof dropdown.tooltip != "undefined") { tooltip = dropdown.tooltip; } } else { alert("ERROR [createSelect]:\nCan't find the requested dropdown definition"); } break; } if (options) { el = document.createElement("select"); el.title = tooltip; var obj = { name : txt, // field name element : el, // the UI element (SELECT) enabled : true, // is it enabled? text : false, // enabled in text mode? cmd : cmd, // command ID state : setButtonStatus, // for changing state context : context }; HTMLArea.freeLater(obj); tb_objects[txt] = obj; for (var i in options) { if (typeof(options[i]) != 'string') continue; // prevent iterating over wrong type var op = document.createElement("option"); op.innerHTML = HTMLArea._lc(i); op.value = options[i]; el.appendChild(op); } HTMLArea._addEvent(el, "change", function () { editor._comboSelected(el, txt); }); } return el; } // END of function: createSelect // appends a new button to toolbar function createButton(txt) { // the element that will be created var el = null; var btn = null; switch (txt) { case "separator": if(editor.config.flowToolbars) newLine(); el = document.createElement("div"); el.className = "separator"; break; case "space": el = document.createElement("div"); el.className = "space"; break; case "linebreak": newLine(); return false; case "textindicator": el = document.createElement("div"); el.appendChild(document.createTextNode("A")); el.className = "indicator"; el.title = HTMLArea._lc("Current style"); var obj = { name : txt, // the button name (i.e. 'bold') element : el, // the UI element (DIV) enabled : true, // is it enabled? active : false, // is it pressed? text : false, // enabled in text mode? cmd : "textindicator", // the command ID state : setButtonStatus // for changing state }; HTMLArea.freeLater(obj); tb_objects[txt] = obj; break; default: btn = editor.config.btnList[txt]; } if (!el && btn) { el = document.createElement("a"); el.style.display = 'block'; el.href = 'javascript:void(0)'; el.style.textDecoration = 'none'; el.title = btn[0]; el.className = "button"; // let's just pretend we have a button object, and // assign all the needed information to it. var obj = { name : txt, // the button name (i.e. 'bold') element : el, // the UI element (DIV) enabled : true, // is it enabled? active : false, // is it pressed? text : btn[2], // enabled in text mode? cmd : btn[3], // the command ID state : setButtonStatus, // for changing state context : btn[4] || null // enabled in a certain context? }; HTMLArea.freeLater(obj); tb_objects[txt] = obj; // handlers to emulate nice flat toolbar buttons HTMLArea._addEvent(el, "mouseout", function () { if (obj.enabled) with (HTMLArea) { //_removeClass(el, "buttonHover"); _removeClass(el, "buttonActive"); (obj.active) && _addClass(el, "buttonPressed"); } }); HTMLArea._addEvent(el, "mousedown", function (ev) { if (obj.enabled) with (HTMLArea) { _addClass(el, "buttonActive"); _removeClass(el, "buttonPressed"); _stopEvent(is_ie ? window.event : ev); } }); // when clicked, do the following: HTMLArea._addEvent(el, "click", function (ev) { if (obj.enabled) with (HTMLArea) { _removeClass(el, "buttonActive"); //_removeClass(el, "buttonHover"); if(HTMLArea.is_gecko) { editor.activateEditor(); } obj.cmd(editor, obj.name, obj); _stopEvent(is_ie ? window.event : ev); } }); var i_contain = HTMLArea.makeBtnImg(btn[1]); var img = i_contain.firstChild; el.appendChild(i_contain); obj.imgel = img; obj.swapImage = function(newimg) { if(typeof newimg != 'string') { img.src = newimg[0]; img.style.position = 'relative'; img.style.top = newimg[2] ? ('-' + (18 * (newimg[2] + 1)) + 'px') : '-18px'; img.style.left = newimg[1] ? ('-' + (18 * (newimg[1] + 1)) + 'px') : '-18px'; } else { obj.imgel.src = newimg; img.style.top = '0px'; img.style.left = '0px'; } }; } else if (!el) { el = createSelect(txt); } return el; } var first = true; for (var i = 0; i < this.config.toolbar.length; ++i) { if (!first) { // createButton("linebreak"); } else { first = false; } if(this.config.toolbar[i] == null) this.config.toolbar[i] = ['separator']; var group = this.config.toolbar[i]; for (var j = 0; j < group.length; ++j) { var code = group[j]; if (/^([IT])\[(.*?)\]/.test(code)) { // special case, create text label var l7ed = RegExp.$1 == "I"; // localized? var label = RegExp.$2; if (l7ed) { label = HTMLArea._lc(label); } var tb_cell = document.createElement("td"); tb_row.appendChild(tb_cell); tb_cell.className = "label"; tb_cell.innerHTML = label; } else if(typeof code != 'function') { var tb_element = createButton(code); if (tb_element) { var tb_cell = document.createElement("td"); tb_cell.className = 'toolbarElement'; tb_row.appendChild(tb_cell); tb_cell.appendChild(tb_element); } else if (tb_element == null) { alert("FIXME: Unknown toolbar item: " + code); } } } } if(editor.config.flowToolbars) { var brk = document.createElement('div'); brk.style.height = brk.style.width = brk.style.lineHeight = brk.style.fontSize = '1px'; brk.style.clear = 'both'; toolbar.appendChild(brk); } return toolbar; }; use_clone_img = false; HTMLArea.makeBtnImg = function(imgDef, doc) { if(!doc) doc = document; if(!doc._htmlareaImgCache) { doc._htmlareaImgCache = { }; HTMLArea.freeLater(doc._htmlareaImgCache); } var i_contain = null; if(HTMLArea.is_ie && ((!doc.compatMode) || (doc.compatMode && doc.compatMode == "BackCompat"))) { i_contain = doc.createElement('span'); } else { i_contain = doc.createElement('div'); i_contain.style.position = 'relative'; } i_contain.style.overflow = 'hidden'; i_contain.style.width = "18px"; i_contain.style.height = "18px"; i_contain.className = 'buttonImageContainer'; var img = null; if(typeof imgDef == 'string') { if(doc._htmlareaImgCache[imgDef]) { img = doc._htmlareaImgCache[imgDef].cloneNode(); } else { img = doc.createElement("img"); img.src = imgDef; img.style.width = "18px"; img.style.height = "18px"; if(use_clone_img) doc._htmlareaImgCache[imgDef] = img.cloneNode(); } } else { if(doc._htmlareaImgCache[imgDef[0]]) { img = doc._htmlareaImgCache[imgDef[0]].cloneNode(); } else { img = doc.createElement("img"); img.src = imgDef[0]; img.style.position = 'relative'; if(use_clone_img) doc._htmlareaImgCache[imgDef[0]] = img.cloneNode(); } img.style.top = imgDef[2] ? ('-' + (18 * (imgDef[2] + 1)) + 'px') : '-18px'; img.style.left = imgDef[1] ? ('-' + (18 * (imgDef[1] + 1)) + 'px') : '-18px'; } i_contain.appendChild(img); return i_contain; }; HTMLArea.prototype._createStatusBar = function() { var statusbar = document.createElement("div"); statusbar.className = "statusBar"; this._statusBar = statusbar; HTMLArea.freeLater(this, '_statusBar'); // statusbar.appendChild(document.createTextNode(HTMLArea._lc("Path") + ": ")); // creates a holder for the path view div = document.createElement("span"); div.className = "statusBarTree"; div.innerHTML = HTMLArea._lc("Path") + ": "; this._statusBarTree = div; HTMLArea.freeLater(this, '_statusBarTree'); this._statusBar.appendChild(div); div = document.createElement("span"); div.innerHTML = HTMLArea._lc("You are in TEXT MODE. Use the [<>] button to switch back to WYSIWYG."); div.style.display = "none"; this._statusBarTextMode = div; HTMLArea.freeLater(this, '_statusBarTextMode'); this._statusBar.appendChild(div); if (!this.config.statusBar) { // disable it... statusbar.style.display = "none"; } return statusbar; }; // Creates the HTMLArea object and replaces the textarea with it. HTMLArea.prototype.generate = function () { var editor = this; // we'll need "this" in some nested functions if(typeof Dialog == 'undefined') { HTMLArea._loadback (_editor_url + 'dialog.js', function() { editor.generate(); } ); return false; } if(typeof HTMLArea.Dialog == 'undefined') { HTMLArea._loadback (_editor_url + 'inline-dialog.js', function() { editor.generate(); } ); return false; } if(typeof PopupWin == 'undefined') { HTMLArea._loadback (_editor_url + 'popupwin.js', function() { editor.generate(); } ); return false; } if(_editor_skin != "") { var found=false; var head = document.getElementsByTagName("head")[0]; var links = document.getElementsByTagName("link"); for(var i = 0; i= 0;) { for (var j = toolbar[i].length; --j >= 0; ) { if (toolbar[i][j]=="popupeditor") { if(typeof FullScreen == "undefined") { HTMLArea.loadPlugin("FullScreen", function() { editor.generate(); } ); return false; } editor.registerPlugin('FullScreen'); } } } // If this is gecko, set up the paragraph handling now if(HTMLArea.is_gecko) { switch(editor.config.mozParaHandler) { case 'best': { if(typeof EnterParagraphs == 'undefined') { HTMLArea.loadPlugin("EnterParagraphs", function() { editor.generate(); } ); return false; } editor.registerPlugin('EnterParagraphs'); } break; case 'dirty' : case 'built-in': default : { // See _editorEvent } break; } } // create the editor framework, yah, table layout I know, but much easier // to get it working correctly this way, sorry about that, patches welcome. this._framework = { 'table' :document.createElement('table'), 'tbody' :document.createElement('tbody'), // IE will not show the table if it doesn't have a tbody! 'tb_row' :document.createElement('tr'), 'tb_cell' :document.createElement('td'), // Toolbar 'tp_row' :document.createElement('tr'), 'tp_cell' :this._panels.top.container, // top panel 'ler_row' :document.createElement('tr'), 'lp_cell' :this._panels.left.container, // left panel 'ed_cell' :document.createElement('td'), // editor 'rp_cell' :this._panels.right.container, // right panel 'bp_row' :document.createElement('tr'), 'bp_cell' :this._panels.bottom.container,// bottom panel 'sb_row' :document.createElement('tr'), 'sb_cell' :document.createElement('td') // status bar }; HTMLArea.freeLater(this._framework); var fw = this._framework; fw.table.border="0"; fw.table.cellPadding="0"; fw.table.cellSpacing="0"; fw.tb_row.style.verticalAlign = 'top'; fw.tp_row.style.verticalAlign = 'top'; fw.ler_row.style.verticalAlign= 'top'; fw.bp_row.style.verticalAlign = 'top'; fw.sb_row.style.verticalAlign = 'top'; fw.ed_cell.style.position = 'relative'; // Put the cells in the rows set col & rowspans // note that I've set all these so that all panels are showing // but they will be redone in sizeEditor() depending on which // panels are shown. It's just here to clarify how the thing // is put togethor. fw.tb_row.appendChild(fw.tb_cell); fw.tb_cell.colSpan = 3; fw.tp_row.appendChild(fw.tp_cell); fw.tp_cell.colSpan = 3; fw.ler_row.appendChild(fw.lp_cell); fw.ler_row.appendChild(fw.ed_cell); fw.ler_row.appendChild(fw.rp_cell); fw.bp_row.appendChild(fw.bp_cell); fw.bp_cell.colSpan = 3; fw.sb_row.appendChild(fw.sb_cell); fw.sb_cell.colSpan = 3; // Put the rows in the table body fw.tbody.appendChild(fw.tb_row); // Toolbar fw.tbody.appendChild(fw.tp_row); // Left, Top, Right panels fw.tbody.appendChild(fw.ler_row); // Editor/Textarea fw.tbody.appendChild(fw.bp_row); // Bottom panel fw.tbody.appendChild(fw.sb_row); // Statusbar // and body in the table fw.table.appendChild(fw.tbody); var htmlarea = this._framework.table; this._htmlArea = htmlarea; HTMLArea.freeLater(this, '_htmlArea'); htmlarea.className = "htmlarea"; // create the toolbar and put in the area var toolbar = this._createToolbar(); this._framework.tb_cell.appendChild(toolbar); // create the IFRAME & add to container var iframe = document.createElement("iframe"); iframe.src = _editor_url + editor.config.URIs["blank"]; this._framework.ed_cell.appendChild(iframe); this._iframe = iframe; this._iframe.className = 'xinha_iframe'; HTMLArea.freeLater(this, '_iframe'); // creates & appends the status bar var statusbar = this._createStatusBar(); this._framework.sb_cell.appendChild(statusbar); // insert Xinha before the textarea. var textarea = this._textArea; textarea.parentNode.insertBefore(htmlarea, textarea); textarea.className = 'xinha_textarea'; // extract the textarea and insert it into the htmlarea HTMLArea.removeFromParent(textarea); this._framework.ed_cell.appendChild(textarea); // Set up event listeners for saving the iframe content to the textarea if (textarea.form) { // onsubmit get the HTMLArea content and update original textarea. HTMLArea.prependDom0Event ( this._textArea.form, 'submit', function() {editor._textArea.value = editor.outwardHtml(editor.getHTML()); return true;} ); var initialTAContent = textarea.value; // onreset revert the HTMLArea content to the textarea content HTMLArea.prependDom0Event ( this._textArea.form, 'reset', function() { editor.setHTML(editor.inwardHtml(initialTAContent)); editor.updateToolbar(); return true; } ); } // add a handler for the "back/forward" case -- on body.unload we save // the HTML content into the original textarea. HTMLArea.prependDom0Event(window, 'unload', function() {textarea.value = editor.outwardHtml(editor.getHTML()); return true; }); // Hide textarea textarea.style.display = "none"; // Initalize size editor.initSize(); // Add an event to initialize the iframe once loaded. editor._iframeLoadDone = false; HTMLArea._addEvent ( this._iframe, 'load', function(e) { if(! editor._iframeLoadDone) { editor._iframeLoadDone = true; editor.initIframe(); } return true; } ); }; /** * Size the editor according to the INITIAL sizing information. * config.width * The width may be set via three ways * auto = the width is inherited from the original textarea * toolbar = the width is set to be the same size as the toolbar * = the width is an explicit size (any CSS measurement, eg 100em should be fine) * * config.height * auto = the height is inherited from the original textarea * = an explicit size measurement (again, CSS measurements) * * config.sizeIncludesBars * true = the tool & status bars will appear inside the width & height confines * false = the tool & status bars will appear outside the width & height confines * */ HTMLArea.prototype.initSize = function() { var editor = this; var width = null; var height = null; switch(this.config.width) { case 'auto': { width = this._initial_ta_size.w; } break; case 'toolbar': { width = this._toolBar.offsetWidth + 'px'; } break; default : { width = /[^0-9]/.test(this.config.width) ? this.config.width : this.config.width + 'px'; } break; } switch(this.config.height) { case 'auto': { height = this._initial_ta_size.h; } break; default : { height = /[^0-9]/.test(this.config.height) ? this.config.height : this.config.height + 'px'; } break; } this.sizeEditor(width, height, this.config.sizeIncludesBars, this.config.sizeIncludesPanels); HTMLArea.addDom0Event(window, 'resize', function(e) { editor.sizeEditor(); }); this.notifyOn('panel_change',function(){editor.sizeEditor();}); }; /** * Size the editor to a specific size, or just refresh the size (when window resizes for example) * @param width optional width (CSS specification) * @param height optional height (CSS specification) * @param includingBars optional boolean to indicate if the size should include or exclude tool & status bars */ HTMLArea.prototype.sizeEditor = function(width, height, includingBars, includingPanels) { // We need to set the iframe & textarea to 100% height so that the htmlarea // isn't "pushed out" when we get it's height, so we can change them later. this._iframe.style.height = '100%'; this._textArea.style.height = '100%'; this._iframe.style.width = ''; this._textArea.style.width = ''; if(includingBars != null) this._htmlArea.sizeIncludesToolbars = includingBars; if(includingPanels != null) this._htmlArea.sizeIncludesPanels = includingPanels; if(width != null) { this._htmlArea.style.width = width; if(!this._htmlArea.sizeIncludesPanels) { // Need to add some for l & r panels var panel = this._panels.right; if(panel.on && panel.panels.length && HTMLArea.hasDisplayedChildren(panel.div)) { this._htmlArea.style.width = this._htmlArea.offsetWidth + parseInt(this.config.panel_dimensions.right); } var panel = this._panels.left; if(panel.on && panel.panels.length && HTMLArea.hasDisplayedChildren(panel.div)) { this._htmlArea.style.width = this._htmlArea.offsetWidth + parseInt(this.config.panel_dimensions.left); } } } if(height != null) { this._htmlArea.style.height = height; if(!this._htmlArea.sizeIncludesToolbars) { // Need to add some for toolbars this._htmlArea.style.height = this._htmlArea.offsetHeight + this._toolbar.offsetHeight + this._statusBar.offsetHeight; } if(!this._htmlArea.sizeIncludesPanels) { // Need to add some for l & r panels var panel = this._panels.top; if(panel.on && panel.panels.length && HTMLArea.hasDisplayedChildren(panel.div)) { this._htmlArea.style.height = this._htmlArea.offsetHeight + parseInt(this.config.panel_dimensions.top); } var panel = this._panels.bottom; if(panel.on && panel.panels.length && HTMLArea.hasDisplayedChildren(panel.div)) { this._htmlArea.style.height = this._htmlArea.offsetHeight + parseInt(this.config.panel_dimensions.bottom); } } } // At this point we have this._htmlArea.style.width & this._htmlArea.style.height // which are the size for the OUTER editor area, including toolbars and panels // now we size the INNER area and position stuff in the right places. width = this._htmlArea.offsetWidth; height = this._htmlArea.offsetHeight; // Set colspan for toolbar, and statusbar, rowspan for left & right panels, and insert panels to be displayed // into thier rows var panels = this._panels; var editor = this; var col_span = 1; function panel_is_alive(pan) { if(panels[pan].on && panels[pan].panels.length && HTMLArea.hasDisplayedChildren(panels[pan].container)) { panels[pan].container.style.display = ''; return true; } // Otherwise make sure it's been removed from the framework else { panels[pan].container.style.display='none'; return false; } } if(panel_is_alive('left')) { col_span += 1; } if(panel_is_alive('top')) { // NOP } if(panel_is_alive('right')) { col_span += 1; } if(panel_is_alive('bottom')) { // NOP } this._framework.tb_cell.colSpan = col_span; this._framework.tp_cell.colSpan = col_span; this._framework.bp_cell.colSpan = col_span; this._framework.sb_cell.colSpan = col_span; // Put in the panel rows, top panel goes above editor row if(!this._framework.tp_row.childNodes.length) { HTMLArea.removeFromParent(this._framework.tp_row); } else { if(!HTMLArea.hasParentNode(this._framework.tp_row)) { this._framework.tbody.insertBefore(this._framework.tp_row, this._framework.ler_row); } } // bp goes after the editor if(!this._framework.bp_row.childNodes.length) { HTMLArea.removeFromParent(this._framework.bp_row); } else { if(!HTMLArea.hasParentNode(this._framework.bp_row)) { this._framework.tbody.insertBefore(this._framework.bp_row, this._framework.ler_row.nextSibling); } } // finally if the statusbar is on, insert it if(!this.config.statusBar) { HTMLArea.removeFromParent(this._framework.sb_row); } else { if(!HTMLArea.hasParentNode(this._framework.sb_row)) { this._framework.table.appendChild(this._framework.sb_row); } } // Size and set colspans, link up the framework this._framework.lp_cell.style.width = this.config.panel_dimensions.left; this._framework.rp_cell.style.width = this.config.panel_dimensions.right; this._framework.tp_cell.style.height = this.config.panel_dimensions.top; this._framework.bp_cell.style.height = this.config.panel_dimensions.bottom; this._framework.tb_cell.style.height = this._toolBar.offsetHeight + 'px'; this._framework.sb_cell.style.height = this._statusBar.offsetHeight + 'px'; var edcellheight = height - this._toolBar.offsetHeight - this._statusBar.offsetHeight; if(panel_is_alive('top')) edcellheight -= parseInt(this.config.panel_dimensions.top); if(panel_is_alive('bottom')) edcellheight -= parseInt(this.config.panel_dimensions.bottom);; this._iframe.style.height = edcellheight + 'px'; var edcellwidth = width; if(panel_is_alive('left')) edcellwidth -= parseInt(this.config.panel_dimensions.left); if(panel_is_alive('right')) edcellwidth -= parseInt(this.config.panel_dimensions.right); this._iframe.style.width = edcellwidth + 'px'; this._textArea.style.height = this._iframe.style.height; this._textArea.style.width = this._iframe.style.width; this.notifyOf('resize', {width:this._htmlArea.offsetWidth, height:this._htmlArea.offsetHeight}); }; HTMLArea.prototype.addPanel = function(side) { var div = document.createElement('div'); div.side = side; if(side == 'left' || side == 'right') { div.style.width = this.config.panel_dimensions[side]; } HTMLArea.addClasses(div, 'panel'); this._panels[side].panels.push(div); this._panels[side].div.appendChild(div); this.notifyOf('panel_change', {'action':'add','panel':div}); return div; }; HTMLArea.prototype.removePanel = function(panel) { this._panels[panel.side].div.removeChild(panel); var clean = [ ]; for(var i = 0; i < this._panels[panel.side].panels.length; i++) { if(this._panels[panel.side].panels[i] != panel) { clean.push(this._panels[panel.side].panels[i]); } } this._panels[panel.side].panels = clean; this.notifyOf('panel_change', {'action':'remove','panel':panel}); }; HTMLArea.prototype.hidePanel = function(panel) { if(panel) { panel.style.display = 'none'; this.notifyOf('panel_change', {'action':'hide','panel':panel}); } }; HTMLArea.prototype.showPanel = function(panel) { if(panel) { panel.style.display = ''; this.notifyOf('panel_change', {'action':'show','panel':panel}); } }; HTMLArea.prototype.hidePanels = function(sides) { if(typeof sides == 'undefined') { sides = ['left','right','top','bottom']; } var reShow = []; for(var i = 0; i < sides.length;i++) { if(this._panels[sides[i]].on) { reShow.push(sides[i]); this._panels[sides[i]].on = false; } } this.notifyOf('panel_change', {'action':'multi_hide','sides':sides}); }; HTMLArea.prototype.showPanels = function(sides) { if(typeof sides == 'undefined') { sides = ['left','right','top','bottom']; } var reHide = []; for(var i = 0; i < sides.length;i++) { if(!this._panels[sides[i]].on) { reHide.push(sides[i]); this._panels[sides[i]].on = true; } } this.notifyOf('panel_change', {'action':'multi_show','sides':sides}); }; HTMLArea.objectProperties = function(obj) { var props = [ ]; for(var x in obj) { props[props.length] = x; } return props; }; /* * EDITOR ACTIVATION NOTES: * when a page has multiple Xinha editors, ONLY ONE should be activated at any time (this is mostly to * work around a bug in Mozilla, but also makes some sense). No editor should be activated or focused * automatically until at least one editor has been activated through user action (by mouse-clicking in * the editor). */ HTMLArea.prototype.editorIsActivated = function() { try { if (HTMLArea.is_gecko) return (this._doc.designMode == 'on'); else return (this._doc.body.contentEditable); } catch (e) { return false; } }; HTMLArea._someEditorHasBeenActivated = false; HTMLArea._currentlyActiveEditor = false; HTMLArea.prototype.activateEditor = function() { // We only want ONE editor at a time to be active if(HTMLArea._currentlyActiveEditor) { if(HTMLArea._currentlyActiveEditor == this) return true; HTMLArea._currentlyActiveEditor.deactivateEditor(); } if (HTMLArea.is_gecko && this._doc.designMode != 'on') { try { // cannot set design mode if no display if (this._iframe.style.display == 'none') { this._iframe.style.display = ''; this._doc.designMode = 'on'; this._iframe.style.display = 'none'; } else { this._doc.designMode = 'on'; } } catch (e) {} } else if(!HTMLArea.is_gecko && this._doc.body.contentEditable != true) { this._doc.body.contentEditable = true; } // We need to know that at least one editor on the page has been activated // this is because we will not focus any editor until an editor has been activated HTMLArea._someEditorHasBeenActivated = true; HTMLArea._currentlyActiveEditor = this; var editor = this; this.enableToolbar(); }; HTMLArea.prototype.deactivateEditor = function() { // If the editor isn't active then the user shouldn't use the toolbar this.disableToolbar(); if (HTMLArea.is_gecko && this._doc.designMode != 'off') { try {this._doc.designMode = 'off';} catch (e) {} } else if(!HTMLArea.is_gecko && this._doc.body.contentEditable != false) { this._doc.body.contentEditable = false; } if(HTMLArea._currentlyActiveEditor != this) { // We just deactivated an editor that wasn't marked as the currentlyActiveEditor return; // I think this should really be an error, there shouldn't be a situation where // an editor is deactivated without first being activated. but it probably won't // hurt anything. } HTMLArea._currentlyActiveEditor = false; }; HTMLArea.prototype.initIframe = function() { this.disableToolbar(); var doc = null; var editor = this; try { if (editor._iframe.contentDocument) { this._doc = editor._iframe.contentDocument; } else { this._doc = editor._iframe.contentWindow.document; } doc = this._doc; if (!doc) { // try later if (HTMLArea.is_gecko) { setTimeout(function() { editor.initIframe()}, 50); return false; } else { alert("ERROR: IFRAME can't be initialized."); } } } catch(e) { // try later setTimeout(function() { editor.initIframe()}, 50); } HTMLArea.freeLater(this, '_doc'); doc.open(); if (!editor.config.fullPage) { var html = "\n"; html += "\n"; html += "\n"; if(typeof editor.config.baseHref != 'undefined' && editor.config.baseHref != null) { html += "\n"; } html += "\n"; html += "\n"; if(editor.config.pageStyle) { html += ""; } if(typeof editor.config.pageStyleSheets !== 'undefined') { for(style_i = 0; style_i < editor.config.pageStyleSheets.length; style_i++) { if(editor.config.pageStyleSheets[style_i].length > 0) html += ""; //html += "\n"; } } html += "\n"; html += "\n"; html += editor.inwardHtml(editor._textArea.value); html += "\n"; html += ""; } else { var html = editor.inwardHtml(editor._textArea.value); if (html.match(HTMLArea.RE_doctype)) { editor.setDoctype(RegExp.$1); html = html.replace(HTMLArea.RE_doctype, ""); } } doc.write(html); doc.close(); this.setEditorEvents(); }; /** Delay a function until the document is ready for operations. See ticket:547 */ HTMLArea.prototype.whenDocReady = function(doFunction) { var editor = this; if(!this._doc.body) { setTimeout(function() {editor.whenDocReady(doFunction)}, 50); } else { doFunction(); } } // Switches editor mode; parameter can be "textmode" or "wysiwyg". If no // parameter was passed this function toggles between modes. HTMLArea.prototype.setMode = function(mode) { if (typeof mode == "undefined") { mode = ((this._editMode == "textmode") ? "wysiwyg" : "textmode"); } switch (mode) { case "textmode": { var html = this.outwardHtml(this.getHTML()); this.setHTML(html); // Hide the iframe this.deactivateEditor(); this._iframe.style.display = 'none'; this._textArea.style.display = ''; if (this.config.statusBar) { this._statusBarTree.style.display = "none"; this._statusBarTextMode.style.display = ""; } this.notifyOf('modechange', {'mode':'text'}); break; } case "wysiwyg": { var html = this.inwardHtml(this.getHTML()); this.deactivateEditor(); this.setHTML(html); this._iframe.style.display = ''; this._textArea.style.display = "none"; this.activateEditor(); if (this.config.statusBar) { this._statusBarTree.style.display = ""; this._statusBarTextMode.style.display = "none"; } this.notifyOf('modechange', {'mode':'wysiwyg'}); break; } default: { alert("Mode <" + mode + "> not defined!"); return false; } } this._editMode = mode; for (var i in this.plugins) { var plugin = this.plugins[i].instance; if (plugin && typeof plugin.onMode == "function") plugin.onMode(mode); } }; HTMLArea.prototype.setFullHTML = function(html) { var save_multiline = RegExp.multiline; RegExp.multiline = true; if (html.match(HTMLArea.RE_doctype)) { this.setDoctype(RegExp.$1); html = html.replace(HTMLArea.RE_doctype, ""); } RegExp.multiline = save_multiline; if (!HTMLArea.is_ie) { if (html.match(HTMLArea.RE_head)) this._doc.getElementsByTagName("head")[0].innerHTML = RegExp.$1; if (html.match(HTMLArea.RE_body)) this._doc.getElementsByTagName("body")[0].innerHTML = RegExp.$1; } else { var reac = this.editorIsActivated(); if(reac) this.deactivateEditor(); var html_re = /((.|\n)*?)<\/html>/i; html = html.replace(html_re, "$1"); this._doc.open(); this._doc.write(html); this._doc.close(); if(reac) this.activateEditor(); this.setEditorEvents(); return true; } }; HTMLArea.prototype.setEditorEvents = function() { var editor=this; var doc=this._doc; editor.whenDocReady( function() { // if we have multiple editors some bug in Mozilla makes some lose editing ability HTMLArea._addEvents ( doc, ["mousedown"], function() { editor.activateEditor(); return true; } ); // intercept some events; for updating the toolbar & keyboard handlers HTMLArea._addEvents (doc, ["keydown", "keypress", "mousedown", "mouseup", "drag"], function (event) { return editor._editorEvent(HTMLArea.is_ie ? editor._iframe.contentWindow.event : event); }); // check if any plugins have registered refresh handlers for (var i in editor.plugins) { var plugin = editor.plugins[i].instance; HTMLArea.refreshPlugin(plugin); }; // specific editor initialization if(typeof editor._onGenerate == "function") { editor._onGenerate(); } } ); }; /*************************************************** * Category: PLUGINS ***************************************************/ // Create the specified plugin and register it with this HTMLArea // return the plugin created to allow refresh when necessary HTMLArea.prototype.registerPlugin = function() { var plugin = arguments[0]; // We can only register plugins that have been succesfully loaded if ( plugin == null || typeof plugin == 'undefined' || (typeof plugin == 'string' && eval('typeof ' + plugin) == 'undefined') ) return false; var args = []; for (var i = 1; i < arguments.length; ++i) args.push(arguments[i]); return this.registerPlugin2(plugin, args); }; // this is the variant of the function above where the plugin arguments are // already packed in an array. Externally, it should be only used in the // full-screen editor code, in order to initialize plugins with the same // parameters as in the opener window. HTMLArea.prototype.registerPlugin2 = function(plugin, args) { if (typeof plugin == "string") plugin = eval(plugin); if (typeof plugin == "undefined") { /* FIXME: This should never happen. But why does it do? */ return false; } var obj = new plugin(this, args); if (obj) { var clone = {}; var info = plugin._pluginInfo; for (var i in info) clone[i] = info[i]; clone.instance = obj; clone.args = args; this.plugins[plugin._pluginInfo.name] = clone; return obj; } else alert("Can't register plugin " + plugin.toString() + "."); }; // static function that loads the required plugin and lang file, based on the // language loaded already for HTMLArea. You better make sure that the plugin // _has_ that language, otherwise shit might happen ;-) HTMLArea.getPluginDir = function(pluginName) { return _editor_url + "plugins/" + pluginName; }; HTMLArea.loadPlugin = function(pluginName, callback) { // Might already be loaded if(eval('typeof ' + pluginName) != 'undefined') { if(callback) { callback(pluginName); } return true; } var dir = this.getPluginDir(pluginName); var plugin = pluginName.replace(/([a-z])([A-Z])([a-z])/g, function (str, l1, l2, l3) { return l1 + "-" + l2.toLowerCase() + l3; }).toLowerCase() + ".js"; var plugin_file = dir + "/" + plugin; if(callback) { HTMLArea._loadback(plugin_file, function() { callback(pluginName); }); } else { document.write(""); } return false; }; HTMLArea._pluginLoadStatus = { }; HTMLArea.loadPlugins = function(plugins, callbackIfNotReady) { // Rip the ones that are loaded and look for ones that have failed var retVal = true; var nuPlugins = HTMLArea.cloneObject(plugins); while(nuPlugins.length) { var p = nuPlugins.pop(); if(typeof HTMLArea._pluginLoadStatus[p] == 'undefined') { // Load it HTMLArea._pluginLoadStatus[p] = 'loading'; HTMLArea.loadPlugin(p, function(plugin) { if(eval('typeof ' + plugin) != 'undefined') { HTMLArea._pluginLoadStatus[plugin] = 'ready'; } else { // Actually, this won't happen, because if the script fails // it will throw an exception preventing the callback from // running. This will leave it always in the "loading" state // unfortunatly that means we can't fail plugins gracefully // by just skipping them. HTMLArea._pluginLoadStatus[plugin] = 'failed'; } } ); retVal = false; } else { switch(HTMLArea._pluginLoadStatus[p]) { case 'failed': case 'ready' : break; case 'loading': default : retVal = false; break; } } } if(retVal) return true; // All done, just return // Waiting on plugins to load, return false now and come back a bit later // if we have to callback if(callbackIfNotReady) { setTimeout(function() { if(HTMLArea.loadPlugins(plugins, callbackIfNotReady)) callbackIfNotReady(); }, 150); } return retVal; }; // refresh plugin by calling onGenerate or onGenerateOnce method. HTMLArea.refreshPlugin = function(plugin) { if (plugin && typeof plugin.onGenerate == "function") plugin.onGenerate(); if (plugin && typeof plugin.onGenerateOnce == "function") { plugin.onGenerateOnce(); plugin.onGenerateOnce = null; } }; HTMLArea.loadStyle = function(style, plugin) { var url = _editor_url || ''; if (typeof plugin != "undefined") { url += "plugins/" + plugin + "/"; } url += style; if (/^\//.test(style)) url = style; var head = document.getElementsByTagName("head")[0]; var link = document.createElement("link"); link.rel = "stylesheet"; link.href = url; head.appendChild(link); //document.write(""); }; HTMLArea.loadStyle(typeof _editor_css == "string" ? _editor_css : "htmlarea.css"); /*************************************************** * Category: EDITOR UTILITIES ***************************************************/ HTMLArea.prototype.debugTree = function() { var ta = document.createElement("textarea"); ta.style.width = "100%"; ta.style.height = "20em"; ta.value = ""; function debug(indent, str) { for (; --indent >= 0;) ta.value += " "; ta.value += str + "\n"; } function _dt(root, level) { var tag = root.tagName.toLowerCase(), i; var ns = HTMLArea.is_ie ? root.scopeName : root.prefix; debug(level, "- " + tag + " [" + ns + "]"); for (i = root.firstChild; i; i = i.nextSibling) if (i.nodeType == 1) _dt(i, level + 2); } _dt(this._doc.body, 0); document.body.appendChild(ta); }; HTMLArea.getInnerText = function(el) { var txt = '', i; for (i = el.firstChild; i; i = i.nextSibling) { if (i.nodeType == 3) txt += i.data; else if (i.nodeType == 1) txt += HTMLArea.getInnerText(i); } return txt; }; HTMLArea.prototype._wordClean = function() { var editor = this, stats = { empty_tags : 0, mso_class : 0, mso_style : 0, mso_xmlel : 0, orig_len : this._doc.body.innerHTML.length, T : (new Date()).getTime() }, stats_txt = { empty_tags : "Empty tags removed: ", mso_class : "MSO class names removed: ", mso_style : "MSO inline style removed: ", mso_xmlel : "MSO XML elements stripped: " }; function showStats() { var txt = "HTMLArea word cleaner stats: \n\n"; for (var i in stats) if (stats_txt[i]) txt += stats_txt[i] + stats[i] + "\n"; txt += "\nInitial document length: " + stats.orig_len + "\n"; txt += "Final document length: " + editor._doc.body.innerHTML.length + "\n"; txt += "Clean-up took " + (((new Date()).getTime() - stats.T) / 1000) + " seconds"; alert(txt); } function clearClass(node) { var newc = node.className.replace(/(^|\s)mso.*?(\s|$)/ig, ' '); if (newc != node.className) { node.className = newc; if (!/\S/.test(node.className)) { node.removeAttribute("className"); ++stats.mso_class; } } } function clearStyle(node) { var declarations = node.style.cssText.split(/\s*;\s*/); for (var i = declarations.length; --i >= 0;) if (/^mso|^tab-stops/i.test(declarations[i]) || /^margin\s*:\s*0..\s+0..\s+0../i.test(declarations[i])) { ++stats.mso_style; declarations.splice(i, 1); } node.style.cssText = declarations.join("; "); } function stripTag(el) { if (HTMLArea.is_ie) el.outerHTML = HTMLArea.htmlEncode(el.innerText); else { var txt = document.createTextNode(HTMLArea.getInnerText(el)); el.parentNode.insertBefore(txt, el); HTMLArea.removeFromParent(el); } ++stats.mso_xmlel; } function checkEmpty(el) { if (/^(a|span|b|strong|i|em|font)$/i.test(el.tagName) && !el.firstChild) { HTMLArea.removeFromParent(el); ++stats.empty_tags; } } function parseTree(root) { var tag = root.tagName.toLowerCase(), i, next; if ((HTMLArea.is_ie && root.scopeName != 'HTML') || (!HTMLArea.is_ie && /:/.test(tag))) { stripTag(root); return false; } else { clearClass(root); clearStyle(root); for (i = root.firstChild; i; i = next) { next = i.nextSibling; if (i.nodeType == 1 && parseTree(i)) checkEmpty(i); } } return true; } parseTree(this._doc.body); // showStats(); // this.debugTree(); // this.setHTML(this.getHTML()); // this.setHTML(this.getInnerHTML()); // this.forceRedraw(); this.updateToolbar(); }; HTMLArea.prototype._clearFonts = function() { var D = this.getInnerHTML(); if(confirm(HTMLArea._lc("Would you like to clear font typefaces?"))) { D = D.replace(/face="[^"]*"/gi, ''); D = D.replace(/font-family:[^;}"']+;?/gi, ''); } if(confirm(HTMLArea._lc("Would you like to clear font sizes?"))) { D = D.replace(/size="[^"]*"/gi, ''); D = D.replace(/font-size:[^;}"']+;?/gi, ''); } if(confirm(HTMLArea._lc("Would you like to clear font colours?"))) { D = D.replace(/color="[^"]*"/gi, ''); D = D.replace(/([^-])color:[^;}"']+;?/gi, '$1'); } D = D.replace(/(style|class)="\s*"/gi, ''); D = D.replace(/<(font|span)\s*>/gi, ''); this.setHTML(D); this.updateToolbar(); }; HTMLArea.prototype._splitBlock = function() { this._doc.execCommand('formatblock', false, 'div'); }; HTMLArea.prototype.forceRedraw = function() { this._doc.body.style.visibility = "hidden"; this._doc.body.style.visibility = "visible"; // this._doc.body.innerHTML = this.getInnerHTML(); }; // focuses the iframe window. returns a reference to the editor document. HTMLArea.prototype.focusEditor = function() { switch (this._editMode) { // notice the try { ... } catch block to avoid some rare exceptions in FireFox // (perhaps also in other Gecko browsers). Manual focus by user is required in // case of an error. Somebody has an idea? case "wysiwyg" : try { // We don't want to focus the field unless at least one field has been activated. if(HTMLArea._someEditorHasBeenActivated) { this.activateEditor(); // Ensure *this* editor is activated this._iframe.contentWindow.focus(); // and focus it } } catch (e) {} break; case "textmode": try { this._textArea.focus() } catch (e) {} break; default : alert("ERROR: mode " + this._editMode + " is not defined"); } return this._doc; }; // takes a snapshot of the current text (for undo) HTMLArea.prototype._undoTakeSnapshot = function() { ++this._undoPos; if (this._undoPos >= this.config.undoSteps) { // remove the first element this._undoQueue.shift(); --this._undoPos; } // use the fasted method (getInnerHTML); var take = true; var txt = this.getInnerHTML(); if (this._undoPos > 0) take = (this._undoQueue[this._undoPos - 1] != txt); if (take) { this._undoQueue[this._undoPos] = txt; } else { this._undoPos--; } }; HTMLArea.prototype.undo = function() { if (this._undoPos > 0) { var txt = this._undoQueue[--this._undoPos]; if (txt) this.setHTML(txt); else ++this._undoPos; } }; HTMLArea.prototype.redo = function() { if (this._undoPos < this._undoQueue.length - 1) { var txt = this._undoQueue[++this._undoPos]; if (txt) this.setHTML(txt); else --this._undoPos; } }; HTMLArea.prototype.disableToolbar = function(except) { if(this._timerToolbar) clearTimeout(this._timerToolbar); if(typeof except == 'undefined') { except = [ ]; } else if(typeof except != 'object') { except = [except]; } for (var i in this._toolbarObjects) { var btn = this._toolbarObjects[i]; if(except.contains(i)) { continue; } if (typeof(btn.state) != 'function') continue; // prevent iterating over wrong type btn.state("enabled", false); } }; HTMLArea.prototype.enableToolbar = function() { this.updateToolbar(); }; if(!Array.prototype.contains) { Array.prototype.contains = function(needle) { var haystack = this; for(var i = 0; i < haystack.length; i++) { if(needle == haystack[i]) return true; } return false; }; } if(!Array.prototype.indexOf) { Array.prototype.indexOf = function(needle) { var haystack = this; for(var i = 0; i < haystack.length; i++) { if(needle == haystack[i]) return i; } return null; }; } // updates enabled/disable/active state of the toolbar elements HTMLArea.prototype.updateToolbar = function(noStatus) { var doc = this._doc; var text = (this._editMode == "textmode"); var ancestors = null; if (!text) { ancestors = this.getAllAncestors(); if (this.config.statusBar && !noStatus) { this._statusBarTree.innerHTML = HTMLArea._lc("Path") + ": "; // clear for (var i = ancestors.length; --i >= 0;) { var el = ancestors[i]; if (!el) { // hell knows why we get here; this // could be a classic example of why // it's good to check for conditions // that are impossible to happen ;-) continue; } var a = document.createElement("a"); a.href = "javascript:void(0)"; a.el = el; a.editor = this; HTMLArea.addDom0Event(a, 'click', function() { this.blur(); this.editor.selectNodeContents(this.el); this.editor.updateToolbar(true); return false; }); HTMLArea.addDom0Event(a, 'contextmenu', function() { // TODO: add context menu here this.blur(); var info = "Inline style:\n\n"; info += this.el.style.cssText.split(/;\s*/).join(";\n"); alert(info); return false; }); var txt = el.tagName.toLowerCase(); a.title = el.style.cssText; if (el.id) { txt += "#" + el.id; } if (el.className) { txt += "." + el.className; } a.appendChild(document.createTextNode(txt)); this._statusBarTree.appendChild(a); if (i != 0) { this._statusBarTree.appendChild(document.createTextNode(String.fromCharCode(0xbb))); } } } } for (var i in this._toolbarObjects) { var btn = this._toolbarObjects[i]; var cmd = i; var inContext = true; if (typeof(btn.state) != 'function') continue; // prevent iterating over wrong type if (btn.context && !text) { inContext = false; var context = btn.context; var attrs = []; if (/(.*)\[(.*?)\]/.test(context)) { context = RegExp.$1; attrs = RegExp.$2.split(","); } context = context.toLowerCase(); var match = (context == "*"); for (var k = 0; k < ancestors.length; ++k) { if (!ancestors[k]) { // the impossible really happens. continue; } if (match || (ancestors[k].tagName.toLowerCase() == context)) { inContext = true; for (var ka = 0; ka < attrs.length; ++ka) { if (!eval("ancestors[k]." + attrs[ka])) { inContext = false; break; } } if (inContext) { break; } } } } btn.state("enabled", (!text || btn.text) && inContext); if (typeof cmd == "function") { continue; } // look-it-up in the custom dropdown boxes var dropdown = this.config.customSelects[cmd]; if ((!text || btn.text) && (typeof dropdown != "undefined")) { dropdown.refresh(this); continue; } switch (cmd) { case "fontname": case "fontsize": { if (!text) try { var value = ("" + doc.queryCommandValue(cmd)).toLowerCase(); if (!value) { btn.element.selectedIndex = 0; break; } // HACK -- retrieve the config option for this // combo box. We rely on the fact that the // variable in config has the same name as // button name in the toolbar. var options = this.config[cmd]; var k = 0; for (var j in options) { // FIXME: the following line is scary. if ((j.toLowerCase() == value) || (options[j].substr(0, value.length).toLowerCase() == value)) { btn.element.selectedIndex = k; throw "ok"; } ++k; } btn.element.selectedIndex = 0; } catch(e) {}; } break; // It's better to search for the format block by tag name from the // current selection upwards, because IE has a tendancy to return // things like 'heading 1' for 'h1', which breaks things if you want // to call your heading blocks 'header 1'. Stupid MS. case "formatblock" : { var blocks = [ ]; for(var i in this.config['formatblock']) { if (typeof(this.config['formatblock'][i]) == 'string') // prevent iterating over wrong type { blocks[blocks.length] = this.config['formatblock'][i]; } } var deepestAncestor = this._getFirstAncestor(this._getSelection(), blocks); if(deepestAncestor) { for(var x= 0; x < blocks.length; x++) { if(blocks[x].toLowerCase() == deepestAncestor.tagName.toLowerCase()) { btn.element.selectedIndex = x; } } } else { btn.element.selectedIndex = 0; } } break; case "textindicator": if (!text) { try {with (btn.element.style) { backgroundColor = HTMLArea._makeColor( doc.queryCommandValue(HTMLArea.is_ie ? "backcolor" : "hilitecolor")); if (/transparent/i.test(backgroundColor)) { // Mozilla backgroundColor = HTMLArea._makeColor(doc.queryCommandValue("backcolor")); } color = HTMLArea._makeColor(doc.queryCommandValue("forecolor")); fontFamily = doc.queryCommandValue("fontname"); fontWeight = doc.queryCommandState("bold") ? "bold" : "normal"; fontStyle = doc.queryCommandState("italic") ? "italic" : "normal"; }} catch (e) { // alert(e + "\n\n" + cmd); } } break; case "htmlmode": btn.state("active", text); break; case "lefttoright": case "righttoleft": var el = this.getParentElement(); while (el && !HTMLArea.isBlockElement(el)) el = el.parentNode; if (el) btn.state("active", (el.style.direction == ((cmd == "righttoleft") ? "rtl" : "ltr"))); break; default: cmd = cmd.replace(/(un)?orderedlist/i, "insert$1orderedlist"); try { btn.state("active", (!text && doc.queryCommandState(cmd))); } catch (e) {} } } // take undo snapshots if (this._customUndo && !this._timerUndo) { this._undoTakeSnapshot(); var editor = this; this._timerUndo = setTimeout(function() { editor._timerUndo = null; }, this.config.undoTimeout); } // Insert a space in certain locations, this is just to make editing a little // easier (to "get out of" tags), it's not essential. // TODO: Make this work for IE? // TODO: Perhaps should use a plain space character, I'm not sure. // OK, I've disabled this temporarily, to be honest, I can't rightly remember what the // original problem was I was trying to solve with it. I think perhaps that EnterParagraphs // might solve the problem, whatever the hell it was. I'm going senile, I'm sure. if(0 && HTMLArea.is_gecko) { var s = this._getSelection(); // If the last character in the last text node of the parent tag // and the parent tag is not a block tag if(s && s.isCollapsed && s.anchorNode && s.anchorNode.parentNode.tagName.toLowerCase() != 'body' && s.anchorNode.nodeType == 3 && s.anchorOffset == s.anchorNode.length && ! ( s.anchorNode.parentNode.nextSibling && s.anchorNode.parentNode.nextSibling.nodeType == 3 ) && !HTMLArea.isBlockElement(s.anchorNode.parentNode) ) { // Insert hair-width-space after the close tag if there isn't another text node on the other side // It could also work with zero-width-space (\u200B) but I don't like it so much. // Perhaps this won't work well in various character sets and we should use plain space (20)? try { s.anchorNode.parentNode.parentNode.insertBefore (this._doc.createTextNode('\t'), s.anchorNode.parentNode.nextSibling); } catch(e) { // Disregard } } } // check if any plugins have registered refresh handlers for (var i in this.plugins) { var plugin = this.plugins[i].instance; if (plugin && typeof plugin.onUpdateToolbar == "function") plugin.onUpdateToolbar(); } }; /** Returns a node after which we can insert other nodes, in the current * selection. The selection is removed. It splits a text node, if needed. */ HTMLArea.prototype.insertNodeAtSelection = function(toBeInserted) { if (!HTMLArea.is_ie) { var sel = this._getSelection(); var range = this._createRange(sel); // remove the current selection sel.removeAllRanges(); range.deleteContents(); var node = range.startContainer; var pos = range.startOffset; switch (node.nodeType) { case 3: // Node.TEXT_NODE // we have to split it at the caret position. if (toBeInserted.nodeType == 3) { // do optimized insertion node.insertData(pos, toBeInserted.data); range = this._createRange(); range.setEnd(node, pos + toBeInserted.length); range.setStart(node, pos + toBeInserted.length); sel.addRange(range); } else { node = node.splitText(pos); var selnode = toBeInserted; if (toBeInserted.nodeType == 11 /* Node.DOCUMENT_FRAGMENT_NODE */) { selnode = selnode.firstChild; } node.parentNode.insertBefore(toBeInserted, node); this.selectNodeContents(selnode); this.updateToolbar(); } break; case 1: // Node.ELEMENT_NODE var selnode = toBeInserted; if (toBeInserted.nodeType == 11 /* Node.DOCUMENT_FRAGMENT_NODE */) { selnode = selnode.firstChild; } node.insertBefore(toBeInserted, node.childNodes[pos]); this.selectNodeContents(selnode); this.updateToolbar(); break; } } else { return null; // this function not yet used for IE } }; // Returns the deepest node that contains both endpoints of the selection. HTMLArea.prototype.getParentElement = function(sel) { if(typeof sel == 'undefined') { sel = this._getSelection(); } var range = this._createRange(sel); if (HTMLArea.is_ie) { switch (sel.type) { case "Text": // try to circumvent a bug in IE: // the parent returned is not always the real parent element var parent = range.parentElement(); while (true) { var TestRange = range.duplicate(); TestRange.moveToElementText(parent); if (TestRange.inRange(range)) break; if ((parent.nodeType != 1) || (parent.tagName.toLowerCase() == 'body')) break; parent = parent.parentElement; } return parent; case "None": // It seems that even for selection of type "None", // there _is_ a parent element and it's value is not // only correct, but very important to us. MSIE is // certainly the buggiest browser in the world and I // wonder, God, how can Earth stand it? return range.parentElement(); case "Control": return range.item(0); default: return this._doc.body; } } else try { var p = range.commonAncestorContainer; if (!range.collapsed && range.startContainer == range.endContainer && range.startOffset - range.endOffset <= 1 && range.startContainer.hasChildNodes()) p = range.startContainer.childNodes[range.startOffset]; /* alert(range.startContainer + ":" + range.startOffset + "\n" + range.endContainer + ":" + range.endOffset); */ while (p.nodeType == 3) { p = p.parentNode; } return p; } catch (e) { return null; } }; // Returns an array with all the ancestor nodes of the selection. HTMLArea.prototype.getAllAncestors = function() { var p = this.getParentElement(); var a = []; while (p && (p.nodeType == 1) && (p.tagName.toLowerCase() != 'body')) { a.push(p); p = p.parentNode; } a.push(this._doc.body); return a; }; // Returns the deepest ancestor of the selection that is of the current type HTMLArea.prototype._getFirstAncestor = function(sel, types) { var prnt = this._activeElement(sel); if(prnt == null) { try { prnt = (HTMLArea.is_ie ? this._createRange(sel).parentElement() : this._createRange(sel).commonAncestorContainer); } catch(e) { return null; } } if(typeof types == 'string') { types = [types]; } while(prnt) { if(prnt.nodeType == 1) { if(types == null) return prnt; if(types.contains(prnt.tagName.toLowerCase())) { return prnt; } if(prnt.tagName.toLowerCase() == 'body') break; if(prnt.tagName.toLowerCase() == 'table') break; } prnt = prnt.parentNode; } return null; }; /** * Returns the selected element, if any. That is, * the element that you have last selected in the "path" * at the bottom of the editor, or a "control" (eg image) * * @returns null | element */ HTMLArea.prototype._activeElement = function(sel) { if(sel == null) return null; if(this._selectionEmpty(sel)) return null; if(HTMLArea.is_ie) { if(sel.type.toLowerCase() == "control") { return sel.createRange().item(0); } else { // If it's not a control, then we need to see if // the selection is the _entire_ text of a parent node // (this happens when a node is clicked in the tree) var range = sel.createRange(); var p_elm = this.getParentElement(sel); if(p_elm.innerHTML == range.htmlText) { return p_elm; } /* if(p_elm) { var p_rng = this._doc.body.createTextRange(); p_rng.moveToElementText(p_elm); if(p_rng.isEqual(range)) { return p_elm; } } if(range.parentElement()) { var prnt_range = this._doc.body.createTextRange(); prnt_range.moveToElementText(range.parentElement()); if(prnt_range.isEqual(range)) { return range.parentElement(); } } */ return null; } } else { // For Mozilla we just see if the selection is not collapsed (something is selected) // and that the anchor (start of selection) is an element. This might not be totally // correct, we possibly should do a simlar check to IE? if(! sel.isCollapsed) { if(sel.anchorNode.childNodes.length > sel.anchorOffset && sel.anchorNode.childNodes[sel.anchorOffset].nodeType == 1) { return sel.anchorNode.childNodes[sel.anchorOffset]; } else if(sel.anchorNode.nodeType == 1) { return sel.anchorNode; } else { return sel.anchorNode.parentNode; } } return null; } }; HTMLArea.prototype._selectionEmpty = function(sel) { if(!sel) return true; if(HTMLArea.is_ie) { return this._createRange(sel).htmlText == ''; } else if(typeof sel.isCollapsed != 'undefined') { return sel.isCollapsed; } return true; }; HTMLArea.prototype._getAncestorBlock = function(sel) { // Scan upwards to find a block level element that we can change or apply to var prnt = (HTMLArea.is_ie ? this._createRange(sel).parentElement : this._createRange(sel).commonAncestorContainer); while(prnt && (prnt.nodeType == 1)) { switch(prnt.tagName.toLowerCase()) { case 'div' : case 'p' : case 'address' : case 'blockquote' : case 'center' : case 'del' : case 'ins' : case 'pre' : case 'h1' : case 'h2' : case 'h3' : case 'h4' : case 'h5' : case 'h6' : case 'h7' : // Block Element return prnt; case 'body' : case 'noframes' : case 'dd' : case 'li' : case 'th' : case 'td' : case 'noscript' : // Halting element (stop searching) return null; default : // Keep lookin break; } } return null; }; HTMLArea.prototype._createImplicitBlock = function(type) { // expand it until we reach a block element in either direction // then wrap the selection in a block and return var sel = this._getSelection(); if(HTMLArea.is_ie) { sel.empty(); } else { sel.collapseToStart(); } var rng = this._createRange(sel); // Expand UP // Expand DN }; HTMLArea.prototype._formatBlock = function(block_format) { var ancestors = this.getAllAncestors(); var apply_to = null; // Block format can be a tag followed with class defs // eg div.blue.left var target_tag = null; var target_classNames = [ ]; if(block_format.indexOf('.') >= 0) { target_tag = block_format.substr(0, block_format.indexOf('.')).toLowerCase();; target_classNames = block_format.substr(block_format.indexOf('.'), block_format.length - block_format.indexOf('.')).replace(/\./g, '').replace(/^\s*/, '').replace(/\s*$/, '').split(' '); } else { target_tag = block_format.toLowerCase(); } var sel = this._getSelection(); var rng = this._createRange(sel); var apply_to = null; if(HTMLArea.is_gecko) { if(sel.isCollapsed) { // With no selection we want to apply to the whole contents of the ancestor block apply_to = this._getAncestorBlock(sel); if(apply_to == null) { // If there wasn't an ancestor, make one. apply_to = this._createImplicitBlock(sel, target_tag); } } else { // With a selection it's more tricky switch(target_tag) { case 'h1' : case 'h2' : case 'h3' : case 'h4' : case 'h5' : case 'h6' : case 'h7' : apply_to = [ ]; var search_tags = ['h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'h7']; for(var y = 0; y < search_tags.length; y++) { var headers = this._doc.getElementsByTagName(search_tag[y]); for(var x = 0; x < headers.length; x++) { if(sel.containsNode(headers[x])) { apply_to[apply_to.length] = headers[x]; } } } if(apply_to.length > 0) break; // If there wern't any in the selection drop through case 'div' : apply_to = this._doc.createElement(target_tag); apply_to.appendChild(rng.extractContents()); rng.insertNode(apply_to); break; case 'p' : case 'center' : case 'pre' : case 'ins' : case 'del' : case 'blockquote' : case 'address' : apply_to = [ ]; var paras = this._doc.getElementsByTagName(target_tag); for(var x = 0; x < paras.length; x++) { if(sel.containsNode(paras[x])) { apply_to[apply_to.length] = paras[x]; } } if(apply_to.length == 0) { sel.collapseToStart(); return this._formatBlock(block_format); } break; } } } }; // Selects the contents inside the given node HTMLArea.prototype.selectNodeContents = function(node, pos) { this.focusEditor(); this.forceRedraw(); var range; var collapsed = typeof pos == "undefined" ? true : false; if (HTMLArea.is_ie) { // Tables and Images get selected as "objects" rather than the text contents if(collapsed && node.tagName && node.tagName.toLowerCase().match(/table|img|input|select|textarea/)) { range = this._doc.body.createControlRange(); range.add(node); } else { range = this._doc.body.createTextRange(); range.moveToElementText(node); //(collapsed) && range.collapse(pos); } range.select(); } else { var sel = this._getSelection(); range = this._doc.createRange(); // Tables and Images get selected as "objects" rather than the text contents if(collapsed && node.tagName && node.tagName.toLowerCase().match(/table|img|input|textarea|select/)) { range.selectNode(node); } else { range.selectNodeContents(node); //(collapsed) && range.collapse(pos); } sel.removeAllRanges(); sel.addRange(range); } }; /** Call this function to insert HTML code at the current position. It deletes * the selection, if any. */ HTMLArea.prototype.insertHTML = function(html) { var sel = this._getSelection(); var range = this._createRange(sel); this.focusEditor(); if (HTMLArea.is_ie) { range.pasteHTML(html); } else { // construct a new document fragment with the given HTML var fragment = this._doc.createDocumentFragment(); var div = this._doc.createElement("div"); div.innerHTML = html; while (div.firstChild) { // the following call also removes the node from div fragment.appendChild(div.firstChild); } // this also removes the selection var node = this.insertNodeAtSelection(fragment); } }; /** * Call this function to surround the existing HTML code in the selection with * your tags. FIXME: buggy! This function will be deprecated "soon". */ HTMLArea.prototype.surroundHTML = function(startTag, endTag) { var html = this.getSelectedHTML(); // the following also deletes the selection this.insertHTML(startTag + html + endTag); }; /// Retrieve the selected block HTMLArea.prototype.getSelectedHTML = function() { var sel = this._getSelection(); var range = this._createRange(sel); var existing = null; if (HTMLArea.is_ie) { existing = range.htmlText; } else { existing = HTMLArea.getHTML(range.cloneContents(), false, this); } return existing; }; /// Return true if we have some selection HTMLArea.prototype.hasSelectedText = function() { // FIXME: come _on_ mishoo, you can do better than this ;-) return this.getSelectedHTML() != ''; }; HTMLArea.prototype._createLink = function(link) { var editor = this; var outparam = null; if (typeof link == "undefined") { link = this.getParentElement(); if (link) { while (link && !/^a$/i.test(link.tagName)) link = link.parentNode; } } if (!link) { var sel = editor._getSelection(); var range = editor._createRange(sel); var compare = 0; if (HTMLArea.is_ie) { if(sel.type == "Control") { compare = range.length; } else { compare = range.compareEndPoints("StartToEnd", range); } } else { compare = range.compareBoundaryPoints(range.START_TO_END, range); } if (compare == 0) { alert(HTMLArea._lc("You need to select some text before creating a link")); return; } outparam = { f_href : '', f_title : '', f_target : '', f_usetarget : editor.config.makeLinkShowsTarget }; } else outparam = { f_href : HTMLArea.is_ie ? editor.stripBaseURL(link.href) : link.getAttribute("href"), f_title : link.title, f_target : link.target, f_usetarget : editor.config.makeLinkShowsTarget }; this._popupDialog(editor.config.URIs["link"], function(param) { if (!param) return false; var a = link; if (!a) try { editor._doc.execCommand("createlink", false, param.f_href); a = editor.getParentElement(); var sel = editor._getSelection(); var range = editor._createRange(sel); if (!HTMLArea.is_ie) { a = range.startContainer; if (!/^a$/i.test(a.tagName)) { a = a.nextSibling; if (a == null) a = range.startContainer.parentNode; } } } catch(e) {} else { var href = param.f_href.trim(); editor.selectNodeContents(a); if (href == "") { editor._doc.execCommand("unlink", false, null); editor.updateToolbar(); return false; } else { a.href = href; } } if (!(a && /^a$/i.test(a.tagName))) return false; a.target = param.f_target.trim(); a.title = param.f_title.trim(); editor.selectNodeContents(a); editor.updateToolbar(); }, outparam); }; // Called when the user clicks on "InsertImage" button. If an image is already // there, it will just modify it's properties. HTMLArea.prototype._insertImage = function(image) { var editor = this; // for nested functions var outparam = null; if (typeof image == "undefined") { image = this.getParentElement(); if (image && !/^img$/i.test(image.tagName)) image = null; } if (image) outparam = { f_base : editor.config.baseHref, f_url : HTMLArea.is_ie ? editor.stripBaseURL(image.src) : image.getAttribute("src"), f_alt : image.alt, f_border : image.border, f_align : image.align, f_vert : image.vspace, f_horiz : image.hspace }; this._popupDialog(editor.config.URIs["insert_image"], function(param) { if (!param) { // user must have pressed Cancel return false; } var img = image; if (!img) { if (HTMLArea.is_ie) { var sel = editor._getSelection(); var range = editor._createRange(sel); editor._doc.execCommand("insertimage", false, param.f_url); img = range.parentElement(); // wonder if this works... if (img.tagName.toLowerCase() != "img") { img = img.previousSibling; } } else { img = document.createElement('img'); img.src = param.f_url; editor.insertNodeAtSelection(img); if (!img.tagName) { // if the cursor is at the beginning of the document img = range.startContainer.firstChild; } } } else { img.src = param.f_url; } for (var field in param) { var value = param[field]; switch (field) { case "f_alt" : img.alt = value; break; case "f_border" : img.border = parseInt(value || "0"); break; case "f_align" : img.align = value; break; case "f_vert" : img.vspace = parseInt(value || "0"); break; case "f_horiz" : img.hspace = parseInt(value || "0"); break; } } }, outparam); }; // Called when the user clicks the Insert Table button HTMLArea.prototype._insertTable = function() { var sel = this._getSelection(); var range = this._createRange(sel); var editor = this; // for nested functions this._popupDialog(editor.config.URIs["insert_table"], function(param) { if (!param) { // user must have pressed Cancel return false; } var doc = editor._doc; // create the table element var table = doc.createElement("table"); // assign the given arguments for (var field in param) { var value = param[field]; if (!value) { continue; } switch (field) { case "f_width" : table.style.width = value + param["f_unit"]; break; case "f_align" : table.align = value; break; case "f_border" : table.border = parseInt(value); break; case "f_spacing" : table.cellSpacing = parseInt(value); break; case "f_padding" : table.cellPadding = parseInt(value); break; } } var cellwidth = 0; if (param.f_fixed) cellwidth = Math.floor(100 / parseInt(param.f_cols)); var tbody = doc.createElement("tbody"); table.appendChild(tbody); for (var i = 0; i < param["f_rows"]; ++i) { var tr = doc.createElement("tr"); tbody.appendChild(tr); for (var j = 0; j < param["f_cols"]; ++j) { var td = doc.createElement("td"); if (cellwidth) td.style.width = cellwidth + "%"; tr.appendChild(td); // Browsers like to see something inside the cell ( ). td.appendChild(doc.createTextNode('\u00a0')); } } if (HTMLArea.is_ie) { range.pasteHTML(table.outerHTML); } else { // insert the table editor.insertNodeAtSelection(table); } return true; }, null); }; /*************************************************** * Category: EVENT HANDLERS ***************************************************/ // el is reference to the SELECT object // txt is the name of the select field, as in config.toolbar HTMLArea.prototype._comboSelected = function(el, txt) { this.focusEditor(); var value = el.options[el.selectedIndex].value; switch (txt) { case "fontname": case "fontsize": this.execCommand(txt, false, value); break; case "formatblock": // (HTMLArea.is_ie) && (value = "<" + value + ">"); if(!HTMLArea.is_gecko || value !== 'blockquote') { value = "<" + value + ">";} this.execCommand(txt, false, value); break; default: // try to look it up in the registered dropdowns var dropdown = this.config.customSelects[txt]; if (typeof dropdown != "undefined") { dropdown.action(this); } else { alert("FIXME: combo box " + txt + " not implemented"); } } }; // the execCommand function (intercepts some commands and replaces them with // our own implementation) HTMLArea.prototype.execCommand = function(cmdID, UI, param) { var editor = this; // for nested functions this.focusEditor(); cmdID = cmdID.toLowerCase(); if (HTMLArea.is_gecko) try { this._doc.execCommand('useCSS', false, true); } catch (e) {}; //switch useCSS off (true=off) switch (cmdID) { case "htmlmode" : this.setMode(); break; case "hilitecolor": (HTMLArea.is_ie) && (cmdID = "backcolor"); if (HTMLArea.is_gecko) try { editor._doc.execCommand('useCSS', false, false); } catch (e) {};//switch on useCSS (mozilla bug #279330) case "forecolor": this._popupDialog(editor.config.URIs["select_color"], function(color) { if (color) { // selection not canceled editor._doc.execCommand(cmdID, false, "#" + color); } }, HTMLArea._colorToRgb(this._doc.queryCommandValue(cmdID))); break; case "createlink": this._createLink(); break; case "undo": case "redo": if (this._customUndo) this[cmdID](); else this._doc.execCommand(cmdID, UI, param); break; case "inserttable": this._insertTable(); break; case "insertimage": this._insertImage(); break; case "about" : this._popupDialog(editor.config.URIs["about"], null, this); break; case "showhelp" : this._popupDialog(editor.config.URIs["help"], null, this); break; case "killword": this._wordClean(); break; case "cut": case "copy": case "paste": try { this._doc.execCommand(cmdID, UI, param); if (this.config.killWordOnPaste) this._wordClean(); } catch (e) { if (HTMLArea.is_gecko) { alert(HTMLArea._lc("The Paste button does not work in Mozilla based web browsers (technical security reasons). Press CTRL-V on your keyboard to paste directly.")); } } break; case "lefttoright": case "righttoleft": var dir = (cmdID == "righttoleft") ? "rtl" : "ltr"; var el = this.getParentElement(); while (el && !HTMLArea.isBlockElement(el)) el = el.parentNode; if (el) { if (el.style.direction == dir) el.style.direction = ""; else el.style.direction = dir; } break; default: try { this._doc.execCommand(cmdID, UI, param); } catch(e) { if (this.config.debug) { alert(e + "\n\nby execCommand(" + cmdID + ");"); } } } this.updateToolbar(); return false; }; /** A generic event handler for things that happen in the IFRAME's document. * This function also handles key bindings. */ HTMLArea.prototype._editorEvent = function(ev) { var editor = this; var keyEvent = (HTMLArea.is_ie && ev.type == "keydown") || (!HTMLArea.is_ie && ev.type == "keypress"); //call events of textarea if(typeof editor._textArea['on'+ev.type] == "function") { editor._textArea['on'+ev.type](); } if(HTMLArea.is_gecko && keyEvent && ev.ctrlKey && this._unLink && this._unlinkOnUndo) { if(String.fromCharCode(ev.charCode).toLowerCase() == 'z') { HTMLArea._stopEvent(ev); this._unLink(); editor.updateToolbar(); return; } } if (keyEvent) { for (var i in editor.plugins) { var plugin = editor.plugins[i].instance; if (plugin && typeof plugin.onKeyPress == "function") if (plugin.onKeyPress(ev)) return false; } } if (keyEvent && ev.ctrlKey && !ev.altKey) { var sel = null; var range = null; var key = String.fromCharCode(HTMLArea.is_ie ? ev.keyCode : ev.charCode).toLowerCase(); var cmd = null; var value = null; switch (key) { case 'a': if (!HTMLArea.is_ie) { // KEY select all sel = this._getSelection(); sel.removeAllRanges(); range = this._createRange(); range.selectNodeContents(this._doc.body); sel.addRange(range); HTMLArea._stopEvent(ev); } break; // simple key commands follow case 'b': cmd = "bold"; break; case 'i': cmd = "italic"; break; case 'u': cmd = "underline"; break; case 's': cmd = "strikethrough"; break; case 'l': cmd = "justifyleft"; break; case 'e': cmd = "justifycenter"; break; case 'r': cmd = "justifyright"; break; case 'j': cmd = "justifyfull"; break; case 'z': cmd = "undo"; break; case 'y': cmd = "redo"; break; case 'v': if (HTMLArea.is_ie || editor.config.htmlareaPaste) { cmd = "paste"; } break; case 'n': cmd = "formatblock"; value = HTMLArea.is_ie ? "

" : "p"; break; case '0': cmd = "killword"; break; // headings case '1': case '2': case '3': case '4': case '5': case '6': cmd = "formatblock"; value = "h" + key; if (HTMLArea.is_ie) value = "<" + value + ">"; break; } if (cmd) { // execute simple command this.execCommand(cmd, false, value); HTMLArea._stopEvent(ev); } } else if (keyEvent) { // IE's textRange and selection object is woefully inadequate, // which means this fancy stuff is gecko only sorry :-| // Die Bill, Die. (IE supports it somewhat nativly though) if(HTMLArea.is_gecko) { var s = editor._getSelection() var autoWrap = function (textNode, tag) { var rightText = textNode.nextSibling; if(typeof tag == 'string') tag = editor._doc.createElement(tag); var a = textNode.parentNode.insertBefore(tag, rightText); HTMLArea.removeFromParent(textNode); a.appendChild(textNode); rightText.data = ' ' + rightText.data; if(HTMLArea.is_ie) { var r = editor._createRange(s); s.moveToElementText(rightText); s.move('character', 1); } else { s.collapse(rightText, 1); } HTMLArea._stopEvent(ev); editor._unLink = function() { var t = a.firstChild; a.removeChild(t); a.parentNode.insertBefore(t, a); HTMLArea.removeFromParent(a); editor._unLink = null; editor._unlinkOnUndo = false; } editor._unlinkOnUndo = true; return a; }; switch(ev.which) { // Space, see if the text just typed looks like a URL, or email address // and link it appropriatly case 32: { if(s && s.isCollapsed && s.anchorNode.nodeType == 3 && s.anchorNode.data.length > 3 && s.anchorNode.data.indexOf('.') >= 0) { var midStart = s.anchorNode.data.substring(0,s.anchorOffset).search(/\S{4,}$/); if(midStart == -1) break; if(this._getFirstAncestor(s, 'a')) { break; // already in an anchor } var matchData = s.anchorNode.data.substring(0,s.anchorOffset).replace(/^.*?(\S*)$/, '$1'); var m = matchData.match(HTMLArea.RE_email); if(m) { var leftText = s.anchorNode; var rightText = leftText.splitText(s.anchorOffset); var midText = leftText.splitText(midStart); autoWrap(midText, 'a').href = 'mailto:' + m[0]; break; } var m = matchData.match(HTMLArea.RE_url); if(m) { var leftText = s.anchorNode; var rightText = leftText.splitText(s.anchorOffset); var midText = leftText.splitText(midStart); autoWrap(midText, 'a').href = (m[1] ? m[1] : 'http://') + m[2]; break; } } } break; default : { if(ev.keyCode == 27 || (this._unlinkOnUndo && ev.ctrlKey && ev.which == 122) ) { if(this._unLink) { this._unLink(); HTMLArea._stopEvent(ev); } break; } else if(ev.which || ev.keyCode == 8 || ev.keyCode == 46) { this._unlinkOnUndo = false; if(s.anchorNode && s.anchorNode.nodeType == 3) { // See if we might be changing a link var a = this._getFirstAncestor(s, 'a'); if(!a) break; // not an anchor if(!a._updateAnchTimeout) { if( s.anchorNode.data.match(HTMLArea.RE_email) && (a.href.match('mailto:' + s.anchorNode.data.trim())) ) { var textNode = s.anchorNode; var fn = function() { a.href = 'mailto:' + textNode.data.trim(); a._updateAnchTimeout = setTimeout(fn, 250); } a._updateAnchTimeout = setTimeout(fn, 250); break; } var m = s.anchorNode.data.match(HTMLArea.RE_url); if(m && a.href.match(s.anchorNode.data.trim()) ) { var textNode = s.anchorNode; var fn = function() { var m = textNode.data.match(HTMLArea.RE_url); a.href = (m[1] ? m[1] : 'http://') + m[2]; a._updateAnchTimeout = setTimeout(fn, 250); } a._updateAnchTimeout = setTimeout(fn, 250); } } } } } break; } } // other keys here switch (ev.keyCode) { case 13: // KEY enter if (HTMLArea.is_gecko && !ev.shiftKey && this.config.mozParaHandler == 'dirty' ) { this.dom_checkInsertP(); HTMLArea._stopEvent(ev); } break; case 8: // KEY backspace case 46: // KEY delete if (HTMLArea.is_gecko && !ev.shiftKey) { if (this.dom_checkBackspace()) HTMLArea._stopEvent(ev); } else if (HTMLArea.is_ie) { if (this.ie_checkBackspace()) HTMLArea._stopEvent(ev); } break; } } // update the toolbar state after some time if (editor._timerToolbar) { clearTimeout(editor._timerToolbar); } editor._timerToolbar = setTimeout(function() { editor.updateToolbar(); editor._timerToolbar = null; }, 250); }; HTMLArea.prototype.convertNode = function(el, newTagName) { var newel = this._doc.createElement(newTagName); while (el.firstChild) newel.appendChild(el.firstChild); return newel; }; HTMLArea.prototype.ie_checkBackspace = function() { var sel = this._getSelection(); if(HTMLArea.is_ie && sel.type == 'Control') { var elm = this._activeElement(sel); HTMLArea.removeFromParent(elm); return true; } // This bit of code preseves links when you backspace over the // endpoint of the link in IE. Without it, if you have something like // link_here | // where | is the cursor, and backspace over the last e, then the link // will de-link, which is a bit tedious var range = this._createRange(sel); var r2 = range.duplicate(); r2.moveStart("character", -1); var a = r2.parentElement(); if (a != range.parentElement() && /^a$/i.test(a.tagName)) { r2.collapse(true); r2.moveEnd("character", 1); r2.pasteHTML(''); r2.select(); return true; } }; HTMLArea.prototype.dom_checkBackspace = function() { var self = this; setTimeout(function() { var sel = self._getSelection(); var range = self._createRange(sel); var SC = range.startContainer; var SO = range.startOffset; var EC = range.endContainer; var EO = range.endOffset; var newr = SC.nextSibling; if (SC.nodeType == 3) SC = SC.parentNode; if (!/\S/.test(SC.tagName)) { var p = document.createElement("p"); while (SC.firstChild) p.appendChild(SC.firstChild); SC.parentNode.insertBefore(p, SC); HTMLArea.removeFromParent(SC); var r = range.cloneRange(); r.setStartBefore(newr); r.setEndAfter(newr); r.extractContents(); sel.removeAllRanges(); sel.addRange(r); } }, 10); }; /** The idea here is * 1. See if we are in a block element * 2. If we are not, then wrap the current "block" of text into a paragraph * 3. Now that we have a block element, select all the text between the insertion point * and just AFTER the end of the block * eg

The quick |brown fox jumped over the lazy dog.

| * --------------------------------------- * 4. Extract that from the document, making *

The quick

* and a document fragment with *

brown fox jumped over the lazy dog.

* 5. Reinsert it just after the block element *

The quick

brown fox jumped over the lazy dog.

* * Along the way, allow inserting blank paragraphs, which will look like


*/ HTMLArea.prototype.dom_checkInsertP = function() { // Get the insertion point, we'll scrub any highlighted text the user wants rid of while we are there. var sel = this._getSelection(); var range = this._createRange(sel); if (!range.collapsed) { range.deleteContents(); } this.deactivateEditor(); //sel.removeAllRanges(); //sel.addRange(range); var SC = range.startContainer; var SO = range.startOffset; var EC = range.endContainer; var EO = range.endOffset; // If the insertion point is character 0 of the // document, then insert a space character that we will wrap into a paragraph // in a bit. if (SC == EC && SC == body && !SO && !EO) { p = this._doc.createTextNode(" "); body.insertBefore(p, body.firstChild); range.selectNodeContents(p); SC = range.startContainer; SO = range.startOffset; EC = range.endContainer; EO = range.endOffset; } // See if we are in a block element, if so, great. var p = this.getAllAncestors(); var block = null; var body = this._doc.body; for (var i = 0; i < p.length; ++i) { if(HTMLArea.isParaContainer(p[i])) { break; } else if (HTMLArea.isBlockElement(p[i]) && !/body|html/i.test(p[i].tagName)) { block = p[i]; break; } } // If not in a block element, we'll have to turn some stuff into a paragraph if (!block) { // We want to wrap as much stuff as possible into the paragraph in both directions // from the insertion point. We start with the start container and walk back up to the // node just before any of the paragraph containers. var wrap = range.startContainer; while(wrap.parentNode && !HTMLArea.isParaContainer(wrap.parentNode)) { wrap = wrap.parentNode; } var start = wrap; var end = wrap; // Now we walk up the sibling list until we hit the top of the document // or an element that we shouldn't put in a p (eg other p, div, ul, ol, table) while(start.previousSibling) { if(start.previousSibling.tagName) { if(!HTMLArea.isBlockElement(start.previousSibling)) { start = start.previousSibling; } else { break; } } else { start = start.previousSibling; } } // Same down the list while(end.nextSibling) { if(end.nextSibling.tagName) { if(!HTMLArea.isBlockElement(end.nextSibling)) { end = end.nextSibling; } else { break; } } else { end = end.nextSibling; } } // Select the entire block range.setStartBefore(start); range.setEndAfter(end); // Make it a paragraph range.surroundContents(this._doc.createElement('p')); // Which becomes the block element block = range.startContainer.firstChild; // And finally reset the insertion point to where it was originally range.setStart(SC, SO); } // The start point is the insertion point, so just move the end point to immediatly // after the block range.setEndAfter(block); // Extract the range, to split the block // If we just did range.extractContents() then Mozilla does wierd stuff // with selections, but if we clone, then remove the original range and extract // the clone, it's quite happy. var r2 = range.cloneRange(); sel.removeRange(range); var df = r2.extractContents(); if(df.childNodes.length == 0) { df.appendChild(this._doc.createElement('p')); df.firstChild.appendChild(this._doc.createElement('br')); } if(df.childNodes.length > 1) { var nb = this._doc.createElement('p'); while(df.firstChild) { var s = df.firstChild; df.removeChild(s); nb.appendChild(s); } df.appendChild(nb); } // If the original block is empty, put a nsbp in it. if (!/\S/.test(block.innerHTML)) block.innerHTML = " "; p = df.firstChild; if (!/\S/.test(p.innerHTML)) p.innerHTML = "
"; // If the new block is empty and it's a heading, make it a paragraph // note, the new block is empty when you are hitting enter at the end of the existing block if (/^\s*\s*$/.test(p.innerHTML) && /^h[1-6]$/i.test(p.tagName)) { df.appendChild(this.convertNode(p, "p")); df.removeChild(p); } var newblock = block.parentNode.insertBefore(df.firstChild, block.nextSibling); // Select the range (to set the insertion) // collapse to the start of the new block // (remember the block might be


, so if we collapsed to the end the
would be noticable) //range.selectNode(newblock.firstChild); //range.collapse(true); this.activateEditor(); var sel = this._getSelection(); sel.removeAllRanges(); sel.collapse(newblock,0); // scroll into view this.scrollToElement(newblock); //this.forceRedraw(); }; HTMLArea.prototype.scrollToElement = function(e) { if(HTMLArea.is_gecko) { var top = 0; var left = 0; while(e) { top += e.offsetTop; left += e.offsetLeft; if(e.offsetParent && e.offsetParent.tagName.toLowerCase() != 'body') { e = e.offsetParent; } else { e = null; } } this._iframe.contentWindow.scrollTo(left, top); } }; // retrieve the HTML HTMLArea.prototype.getHTML = function() { var html = ''; switch (this._editMode) { case "wysiwyg" : { if (!this.config.fullPage) html = HTMLArea.getHTML(this._doc.body, false, this); else html = this.doctype + "\n" + HTMLArea.getHTML(this._doc.documentElement, true, this); break; } case "textmode" : { html = this._textArea.value; break; } default : { alert("Mode <" + mode + "> not defined!"); return false; } } return html; }; HTMLArea.prototype.outwardHtml = function(html) { html = html.replace(/<(\/?)b(\s|>|\/)/ig, "<$1strong$2"); html = html.replace(/<(\/?)i(\s|>|\/)/ig, "<$1em$2"); html = html.replace(/<(\/?)strike(\s|>|\/)/ig, "<$1del$2"); // replace window.open to that any clicks won't open a popup in designMode html = html.replace("onclick=\"try{if(document.designMode && document.designMode == 'on') return false;}catch(e){} window.open(", "onclick=\"window.open("); // Figure out what our server name is, and how it's referenced var serverBase = location.href.replace(/(https?:\/\/[^\/]*)\/.*/, '$1') + '/'; // IE puts this in can't figure out why html = html.replace(/https?:\/\/null\//g, serverBase); // Make semi-absolute links to be truely absolute // we do this just to standardize so that special replacements knows what // to expect html = html.replace(/((href|src|background)=[\'\"])\/+/ig, '$1' + serverBase); html = this.outwardSpecialReplacements(html); html = this.fixRelativeLinks(html); if(this.config.sevenBitClean) { html = html.replace(/[^ -~\r\n\t]/g, function(c){ return '&#'+c.charCodeAt(0)+';';}); } // ticket:56, the "greesemonkey" plugin for Firefox adds this junk, // so we strip it out. Original submitter gave a plugin, but that's // a bit much just for this IMHO - james if(HTMLArea.is_gecko) { html = html.replace(/[\s]*<\/script>/ig, ''); } return html; }; HTMLArea.prototype.inwardHtml = function(html) { // Midas uses b and i instead of strong and em, um, hello, // mozilla, this is the 21st century calling! if (HTMLArea.is_gecko) { html = html.replace(/<(\/?)strong(\s|>|\/)/ig, "<$1b$2"); html = html.replace(/<(\/?)em(\s|>|\/)/ig, "<$1i$2"); } // Both IE and Gecko use strike instead of del (#523) html = html.replace(/<(\/?)del(\s|>|\/)/ig, "<$1strike$2"); // replace window.open to that any clicks won't open a popup in designMode html = html.replace("onclick=\"window.open(", "onclick=\"try{if(document.designMode && document.designMode == 'on') return false;}catch(e){} window.open("); html = this.inwardSpecialReplacements(html); // For IE's sake, make any URLs that are semi-absolute (="/....") to be // truely absolute var nullRE = new RegExp('((href|src|background)=[\'"])/+', 'gi'); html = html.replace(nullRE, '$1' + location.href.replace(/(https?:\/\/[^\/]*)\/.*/, '$1') + '/'); html = this.fixRelativeLinks(html); return html; }; HTMLArea.prototype.outwardSpecialReplacements = function(html) { for(var i in this.config.specialReplacements) { var from = this.config.specialReplacements[i]; var to = i; if (typeof(from.replace) != 'function' || typeof(to.replace) != 'function') continue; // prevent iterating over wrong type // alert('out : ' + from + '=>' + to); var reg = new RegExp(from.replace(HTMLArea.RE_Specials, '\\$1'), 'g'); html = html.replace(reg, to.replace(/\$/g, '$$$$')); //html = html.replace(from, to); } return html; }; HTMLArea.prototype.inwardSpecialReplacements = function(html) { // alert("inward"); for(var i in this.config.specialReplacements) { var from = i; var to = this.config.specialReplacements[i]; if (typeof(from.replace) != 'function' || typeof(to.replace) != 'function') continue; // prevent iterating over wrong type // alert('in : ' + from + '=>' + to); // // html = html.replace(reg, to); // html = html.replace(from, to); var reg = new RegExp(from.replace(HTMLArea.RE_Specials, '\\$1'), 'g'); html = html.replace(reg, to.replace(/\$/g, '$$$$')); // IE uses doubled dollar signs to escape backrefs, also beware that IE also implements $& $_ and $' like perl. } return html; }; HTMLArea.prototype.fixRelativeLinks = function(html) { if(typeof this.config.stripSelfNamedAnchors != 'undefined' && this.config.stripSelfNamedAnchors) { var stripRe = new RegExp(document.location.href.replace(HTMLArea.RE_Specials, '\\$1') + '(#[^\'" ]*)', 'g'); html = html.replace(stripRe, '$1'); } if(typeof this.config.stripBaseHref != 'undefined' && this.config.stripBaseHref) { var baseRe = null if(typeof this.config.baseHref != 'undefined' && this.config.baseHref != null) { baseRe = new RegExp(this.config.baseHref.replace(HTMLArea.RE_Specials, '\\$1'), 'g'); } else { baseRe = new RegExp(document.location.href.replace(/([^\/]*\/?)$/, '').replace(HTMLArea.RE_Specials, '\\$1'), 'g'); } html = html.replace(baseRe, ''); } if(HTMLArea.is_ie) { // This is now done in inward & outward // Don't know why but IE is doing this (putting http://null/ on links?! // alert(html); // var nullRE = new RegExp('https?:\/\/null\/', 'g'); // html = html.replace(nullRE, location.href.replace(/(https?:\/\/[^\/]*\/).*/, '$1')); // alert(html); } return html; }; // retrieve the HTML (fastest version, but uses innerHTML) HTMLArea.prototype.getInnerHTML = function() { if(!this._doc.body) return ''; switch (this._editMode) { case "wysiwyg" : if (!this.config.fullPage) // return this._doc.body.innerHTML; html = this._doc.body.innerHTML; else html = this.doctype + "\n" + this._doc.documentElement.innerHTML; break; case "textmode" : html = this._textArea.value; break; default : alert("Mode <" + mode + "> not defined!"); return false; } return html; }; // completely change the HTML inside HTMLArea.prototype.setHTML = function(html) { if (!this.config.fullPage) { this._doc.body.innerHTML = html; } else { this.setFullHTML(html); } this._textArea.value = html; }; // sets the given doctype (useful when config.fullPage is true) HTMLArea.prototype.setDoctype = function(doctype) { this.doctype = doctype; }; /*************************************************** * Category: UTILITY FUNCTIONS ***************************************************/ // variable used to pass the object to the popup editor window. HTMLArea._object = null; // function that returns a clone of the given object HTMLArea.cloneObject = function(obj) { if (!obj) return null; var newObj = new Object; // check for array objects if (obj.constructor.toString().match( /\s*function Array\(/ )) { newObj = obj.constructor(); } // check for function objects (as usual, IE is fucked up) if (obj.constructor.toString().match( /\s*function Function\(/ )) { newObj = obj; // just copy reference to it } else for (var n in obj) { var node = obj[n]; if (typeof node == 'object') { newObj[n] = HTMLArea.cloneObject(node); } else { newObj[n] = node; } } return newObj; }; // FIXME!!! this should return false for IE < 5.5 HTMLArea.checkSupportedBrowser = function() { if (HTMLArea.is_gecko) { if (navigator.productSub < 20021201) { alert("You need at least Mozilla-1.3 Alpha.\n" + "Sorry, your Gecko is not supported."); return false; } if (navigator.productSub < 20030210) { alert("Mozilla < 1.3 Beta is not supported!\n" + "I'll try, though, but it might not work."); } } return HTMLArea.is_gecko || HTMLArea.is_ie; }; // selection & ranges // returns the current selection object HTMLArea.prototype._getSelection = function() { if (HTMLArea.is_ie) { return this._doc.selection; } else { return this._iframe.contentWindow.getSelection(); } }; // returns a range for the current selection HTMLArea.prototype._createRange = function(sel) { if (HTMLArea.is_ie) { return sel.createRange(); } else { this.activateEditor(); if (typeof sel != "undefined") { try { return sel.getRangeAt(0); } catch(e) { return this._doc.createRange(); } } else { return this._doc.createRange(); } } }; // event handling /** Event Flushing * To try and work around memory leaks in the rather broken * garbage collector in IE, HTMLArea.flushEvents can be called * onunload, it will remove any event listeners (that were added * through _addEvent(s)) and clear any DOM-0 events. */ HTMLArea._eventFlushers = [ ]; HTMLArea.flushEvents = function() { var x = 0; var e = null; while(e = HTMLArea._eventFlushers.pop()) { try { if(e.length == 3) { HTMLArea._removeEvent(e[0], e[1], e[2]); x++; } else if (e.length == 2) { e[0]['on' + e[1]] = null; e[0]._xinha_dom0Events[e[1]] = null; x++; } } catch(e) { // Do Nothing } } /* // This code is very agressive, and incredibly slow in IE, so I've disabled it. if(document.all) { for(var i = 0; i < document.all.length; i++) { for(var j in document.all[i]) { if(/^on/.test(j) && typeof document.all[i][j] == 'function') { document.all[i][j] = null; x++; } } } } */ // alert('Flushed ' + x + ' events.'); }; HTMLArea._addEvent = function(el, evname, func) { if (HTMLArea.is_ie) { el.attachEvent("on" + evname, func); } else { el.addEventListener(evname, func, true); } HTMLArea._eventFlushers.push([el, evname, func]); }; HTMLArea._addEvents = function(el, evs, func) { for (var i = evs.length; --i >= 0;) { HTMLArea._addEvent(el, evs[i], func); } }; HTMLArea._removeEvent = function(el, evname, func) { if (HTMLArea.is_ie) { el.detachEvent("on" + evname, func); } else { el.removeEventListener(evname, func, true); } }; HTMLArea._removeEvents = function(el, evs, func) { for (var i = evs.length; --i >= 0;) { HTMLArea._removeEvent(el, evs[i], func); } }; HTMLArea._stopEvent = function(ev) { if (HTMLArea.is_ie) { try{ ev.cancelBubble = true; ev.returnValue = false; } catch(e){} } else { ev.preventDefault(); ev.stopPropagation(); } }; /** * Adds a standard "DOM-0" event listener to an element. * The DOM-0 events are those applied directly as attributes to * an element - eg element.onclick = stuff; * * By using this function instead of simply overwriting any existing * DOM-0 event by the same name on the element it will trigger as well * as the existing ones. Handlers are triggered one after the other * in the order they are added. * * Remember to return true/false from your handler, this will determine * whether subsequent handlers will be triggered (ie that the event will * continue or be canceled). * */ HTMLArea.addDom0Event = function(el, ev, fn) { HTMLArea._prepareForDom0Events(el, ev); el._xinha_dom0Events[ev].unshift(fn); }; /** * See addDom0Event, the difference is that handlers registered using * prependDom0Event will be triggered before existing DOM-0 events of the * same name on the same element. */ HTMLArea.prependDom0Event = function(el, ev, fn) { HTMLArea._prepareForDom0Events(el, ev); el._xinha_dom0Events[ev].push(fn); }; /** * Prepares an element to receive more than one DOM-0 event handler * when handlers are added via addDom0Event and prependDom0Event. */ HTMLArea._prepareForDom0Events = function(el, ev) { // Create a structure to hold our lists of event handlers if(typeof el._xinha_dom0Events == 'undefined') { el._xinha_dom0Events = { }; HTMLArea.freeLater(el, '_xinha_dom0Events'); } // Create a list of handlers for this event type if(typeof el._xinha_dom0Events[ev] == 'undefined') { el._xinha_dom0Events[ev] = [ ]; if(typeof el['on'+ev] == 'function') { el._xinha_dom0Events[ev].push(el['on'+ev]); } // Make the actual event handler, which runs through // each of the handlers in the list and executes them // in the correct context. el['on'+ev] = function(event) { var a = el._xinha_dom0Events[ev]; // call previous submit methods if they were there. var allOK = true; for (var i = a.length; --i >= 0;) { // We want the handler to be a member of the form, not the array, so that "this" will work correctly el._xinha_tempEventHandler = a[i]; if(el._xinha_tempEventHandler(event) == false) { el._xinha_tempEventHandler = null; allOK = false; break; } el._xinha_tempEventHandler = null; } return allOK; }; HTMLArea._eventFlushers.push([el, ev]); } }; HTMLArea.prototype.notifyOn = function(ev, fn) { if(typeof this._notifyListeners[ev] == 'undefined') { this._notifyListeners[ev] = [ ]; HTMLArea.freeLater(this, '_notifyListeners'); } this._notifyListeners[ev].push(fn); }; HTMLArea.prototype.notifyOf = function(ev, args) { if(this._notifyListeners[ev]) { for(var i = 0; i < this._notifyListeners[ev].length; i++) { this._notifyListeners[ev][i](ev, args); } } }; HTMLArea._removeClass = function(el, className) { if (!(el && el.className)) { return; } var cls = el.className.split(" "); var ar = new Array(); for (var i = cls.length; i > 0;) { if (cls[--i] != className) { ar[ar.length] = cls[i]; } } el.className = ar.join(" "); }; HTMLArea._addClass = function(el, className) { // remove the class first, if already there HTMLArea._removeClass(el, className); el.className += " " + className; }; HTMLArea._hasClass = function(el, className) { if (!(el && el.className)) { return false; } var cls = el.className.split(" "); for (var i = cls.length; i > 0;) { if (cls[--i] == className) { return true; } } return false; }; HTMLArea._blockTags = " body form textarea fieldset ul ol dl li div " + "p h1 h2 h3 h4 h5 h6 quote pre table thead " + "tbody tfoot tr td th iframe address blockquote"; HTMLArea.isBlockElement = function(el) { return el && el.nodeType == 1 && (HTMLArea._blockTags.indexOf(" " + el.tagName.toLowerCase() + " ") != -1); }; HTMLArea._paraContainerTags = " body td th caption fieldset div"; HTMLArea.isParaContainer = function(el) { return el && el.nodeType == 1 && (HTMLArea._paraContainerTags.indexOf(" " + el.tagName.toLowerCase() + " ") != -1); }; // These are all the tags for which the end tag is not optional or // forbidden, taken from the list at: // http://www.w3.org/TR/REC-html40/index/elements.html HTMLArea._closingTags = " a abbr acronym address applet b bdo big blockquote button caption center cite code del dfn dir div dl em fieldset font form frameset h1 h2 h3 h4 h5 h6 i iframe ins kbd label legend map menu noframes noscript object ol optgroup pre q s samp script select small span strike strong style sub sup table textarea title tt u ul var "; HTMLArea.needsClosingTag = function(el) { return el && el.nodeType == 1 && (HTMLArea._closingTags.indexOf(" " + el.tagName.toLowerCase() + " ") != -1); }; // performs HTML encoding of some given string HTMLArea.htmlEncode = function(str) { if(typeof str.replace == 'undefined') str = str.toString(); // we don't need regexp for that, but.. so be it for now. str = str.replace(/&/ig, "&"); str = str.replace(//ig, ">"); str = str.replace(/\xA0/g, " "); // Decimal 160, non-breaking-space str = str.replace(/\x22/g, """); // \x22 means '"' -- we use hex reprezentation so that we don't disturb // JS compressors (well, at least mine fails.. ;) return str; }; // Retrieves the HTML code from the given node. This is a replacement for // getting innerHTML, using standard DOM calls. // Wrapper catch a Mozilla-Exception with non well formed html source code HTMLArea.getHTML = function(root, outputRoot, editor){ try{ return HTMLArea.getHTMLWrapper(root,outputRoot,editor); } catch(e){ alert(HTMLArea._lc('Your Document is not well formed. Check JavaScript console for details.')); return editor._iframe.contentWindow.document.body.innerHTML; } }; HTMLArea.getHTMLWrapper = function(root, outputRoot, editor, indent) { var html = ""; if(!indent) indent = ''; switch (root.nodeType) { case 10:// Node.DOCUMENT_TYPE_NODE case 6: // Node.ENTITY_NODE case 12:// Node.NOTATION_NODE // this all are for the document type, probably not necessary break; case 2: // Node.ATTRIBUTE_NODE // Never get here, this has to be handled in the ELEMENT case because // of IE crapness requring that some attributes are grabbed directly from // the attribute (nodeValue doesn't return correct values), see //http://groups.google.com/groups?hl=en&lr=&ie=UTF-8&oe=UTF-8&safe=off&selm=3porgu4mc4ofcoa1uqkf7u8kvv064kjjb4%404ax.com // for information break; case 4: // Node.CDATA_SECTION_NODE // Mozilla seems to convert CDATA into a comment when going into wysiwyg mode, // don't know about IE html += (HTMLArea.is_ie ? ('\n' + indent) : '') + '' ; break; case 5: // Node.ENTITY_REFERENCE_NODE html += '&' + root.nodeValue + ';'; break; case 7: // Node.PROCESSING_INSTRUCTION_NODE // PI's don't seem to survive going into the wysiwyg mode, (at least in moz) // so this is purely academic html += (HTMLArea.is_ie ? ('\n' + indent) : '') + ''; break; case 1: // Node.ELEMENT_NODE case 11: // Node.DOCUMENT_FRAGMENT_NODE case 9: // Node.DOCUMENT_NODE { var closed; var i; var root_tag = (root.nodeType == 1) ? root.tagName.toLowerCase() : ''; if (outputRoot) outputRoot = !(editor.config.htmlRemoveTags && editor.config.htmlRemoveTags.test(root_tag)); if (HTMLArea.is_ie && root_tag == "head") { if (outputRoot) html += (HTMLArea.is_ie ? ('\n' + indent) : '') + ""; // lowercasize var save_multiline = RegExp.multiline; RegExp.multiline = true; var txt = root.innerHTML.replace(HTMLArea.RE_tagName, function(str, p1, p2) { return p1 + p2.toLowerCase(); }); RegExp.multiline = save_multiline; html += txt + '\n'; if (outputRoot) html += (HTMLArea.is_ie ? ('\n' + indent) : '') + ""; break; } else if (outputRoot) { closed = (!(root.hasChildNodes() || HTMLArea.needsClosingTag(root))); html += (HTMLArea.is_ie && HTMLArea.isBlockElement(root) ? ('\n' + indent) : '') + "<" + root.tagName.toLowerCase(); var attrs = root.attributes; for (i = 0; i < attrs.length; ++i) { var a = attrs.item(i); if (!a.specified && !(root.tagName.toLowerCase().match(/input|option/) && a.nodeName == 'value')) { continue; } var name = a.nodeName.toLowerCase(); if (/_moz_editor_bogus_node/.test(name)) { html = ""; break; } if (/(_moz)|(contenteditable)|(_msh)/.test(name)) { // avoid certain attributes continue; } var value; if (name != "style") { // IE5.5 reports 25 when cellSpacing is // 1; other values might be doomed too. // For this reason we extract the // values directly from the root node. // I'm starting to HATE JavaScript // development. Browser differences // suck. // // Using Gecko the values of href and src are converted to absolute links // unless we get them using nodeValue() if (typeof root[a.nodeName] != "undefined" && name != "href" && name != "src" && !/^on/.test(name)) { value = root[a.nodeName]; } else { value = a.nodeValue; // IE seems not willing to return the original values - it converts to absolute // links using a.nodeValue, a.value, a.stringValue, root.getAttribute("href") // So we have to strip the baseurl manually :-/ if (HTMLArea.is_ie && (name == "href" || name == "src")) { value = editor.stripBaseURL(value); } // High-ascii (8bit) characters in links seem to cause problems for some sites, // while this seems to be consistent with RFC 3986 Section 2.4 // because these are not "reserved" characters, it does seem to // cause links to international resources not to work. See ticket:167 // IE always returns high-ascii characters un-encoded in links even if they // were supplied as % codes (it unescapes them when we pul the value from the link). // Hmmm, very strange if we use encodeURI here, or encodeURIComponent in place // of escape below, then the encoding is wrong. I mean, completely. // Nothing like it should be at all. Using escape seems to work though. // It's in both browsers too, so either I'm doing something wrong, or // something else is going on? if(editor.config.only7BitPrintablesInURLs && (name == "href" || name == "src")) { value = value.replace(/([^!-~]+)/g, function(match) { return escape(match); }); } } } else { // IE fails to put style in attributes list // FIXME: cssText reported by IE is UPPERCASE value = root.style.cssText; } if (/^(_moz)?$/.test(value)) { // Mozilla reports some special tags // here; we don't need them. continue; } html += " " + name + '="' + HTMLArea.htmlEncode(value) + '"'; } if (html != "") { if(closed && root_tag=="p") { //never use

as empty paragraphs won't be visible html += "> 

"; } else if(closed) { html += " />"; } else { html += ">"; } } } var containsBlock = false; for (i = root.firstChild; i; i = i.nextSibling) { if(!containsBlock && i.nodeType == 1 && HTMLArea.isBlockElement(i)) containsBlock = true; html += HTMLArea.getHTMLWrapper(i, true, editor, indent + ' '); } if (outputRoot && !closed) { html += (HTMLArea.is_ie && HTMLArea.isBlockElement(root) && containsBlock ? ('\n' + indent) : '') + ""; } break; } case 3: // Node.TEXT_NODE html = /^script|style$/i.test(root.parentNode.tagName) ? root.data : HTMLArea.htmlEncode(root.data); break; case 8: // Node.COMMENT_NODE html = ""; break; } return html; }; /** @see getHTMLWrapper (search for "value = a.nodeValue;") */ HTMLArea.prototype.stripBaseURL = function(string) { if(this.config.baseHref==null || !this.config.stripBaseHref) { return(string); } var baseurl = this.config.baseHref; // strip host-part of URL which is added by MSIE to links relative to server root baseurl = baseurl.replace(/^(https?:\/\/[^\/]+)(.*)$/, '$1'); basere = new RegExp(baseurl); return string.replace(basere, ""); }; String.prototype.trim = function() { return this.replace(/^\s+/, '').replace(/\s+$/, ''); }; // creates a rgb-style color from a number HTMLArea._makeColor = function(v) { if (typeof v != "number") { // already in rgb (hopefully); IE doesn't get here. return v; } // IE sends number; convert to rgb. var r = v & 0xFF; var g = (v >> 8) & 0xFF; var b = (v >> 16) & 0xFF; return "rgb(" + r + "," + g + "," + b + ")"; }; // returns hexadecimal color representation from a number or a rgb-style color. HTMLArea._colorToRgb = function(v) { if (!v) return ''; // returns the hex representation of one byte (2 digits) function hex(d) { return (d < 16) ? ("0" + d.toString(16)) : d.toString(16); } if (typeof v == "number") { // we're talking to IE here var r = v & 0xFF; var g = (v >> 8) & 0xFF; var b = (v >> 16) & 0xFF; return "#" + hex(r) + hex(g) + hex(b); } if (v.substr(0, 3) == "rgb") { // in rgb(...) form -- Mozilla var re = /rgb\s*\(\s*([0-9]+)\s*,\s*([0-9]+)\s*,\s*([0-9]+)\s*\)/; if (v.match(re)) { var r = parseInt(RegExp.$1); var g = parseInt(RegExp.$2); var b = parseInt(RegExp.$3); return "#" + hex(r) + hex(g) + hex(b); } // doesn't match RE?! maybe uses percentages or float numbers // -- FIXME: not yet implemented. return null; } if (v.substr(0, 1) == "#") { // already hex rgb (hopefully :D ) return v; } // if everything else fails ;) return null; }; // modal dialogs for Mozilla (for IE we're using the showModalDialog() call). // receives an URL to the popup dialog and a function that receives one value; // this function will get called after the dialog is closed, with the return // value of the dialog. HTMLArea.prototype._popupDialog = function(url, action, init) { Dialog(this.popupURL(url), action, init); }; // paths HTMLArea.prototype.imgURL = function(file, plugin) { if (typeof plugin == "undefined") return _editor_url + file; else return _editor_url + "plugins/" + plugin + "/img/" + file; }; HTMLArea.prototype.popupURL = function(file) { var url = ""; if (file.match(/^plugin:\/\/(.*?)\/(.*)/)) { var plugin = RegExp.$1; var popup = RegExp.$2; if (!/\.html$/.test(popup)) popup += ".html"; url = _editor_url + "plugins/" + plugin + "/popups/" + popup; } else if(file.match(/^\/.*?/)) url = file; else url = _editor_url + this.config.popupURL + file; return url; }; /** * FIX: Internet Explorer returns an item having the _name_ equal to the given * id, even if it's not having any id. This way it can return a different form * field even if it's not a textarea. This workarounds the problem by * specifically looking to search only elements having a certain tag name. */ HTMLArea.getElementById = function(tag, id) { var el, i, objs = document.getElementsByTagName(tag); for (i = objs.length; --i >= 0 && (el = objs[i]);) if (el.id == id) return el; return null; }; /** Use some CSS trickery to toggle borders on tables */ HTMLArea.prototype._toggleBorders = function() { tables = this._doc.getElementsByTagName('TABLE'); if(tables.length != 0) { if(!this.borders) { name = "bordered"; this.borders = true; } else { name = ""; this.borders = false; } for (var ix=0;ix < tables.length;ix++) { if(this.borders) { // flashing the display forces moz to listen (JB:18-04-2005) - #102 if(HTMLArea.is_gecko) { tables[ix].style.display="none"; tables[ix].style.display="table"; } HTMLArea._addClass(tables[ix], 'htmtableborders'); } else { HTMLArea._removeClass(tables[ix], 'htmtableborders'); } } } return true; }; HTMLArea.addClasses = function(el, classes) { if(el != null) { var thiers = el.className.trim().split(' '); var ours = classes.split(' '); for(var x = 0; x < ours.length; x++) { var exists = false; for(var i = 0; exists == false && i < thiers.length; i++) { if(thiers[i] == ours[x]) { exists = true; } } if(exists == false) { thiers[thiers.length] = ours[x]; } } el.className = thiers.join(' ').trim(); } }; HTMLArea.removeClasses = function(el, classes) { var existing = el.className.trim().split(); var new_classes = [ ]; var remove = classes.trim().split(); for(var i = 0; i < existing.length; i++) { var found = false; for(var x = 0; x < remove.length && !found; x++) { if(existing[i] == remove[x]) { found = true; } } if(!found) { new_classes[new_classes.length] = existing[i]; } } return new_classes.join(' '); }; /** Alias these for convenience */ HTMLArea.addClass = HTMLArea._addClass; HTMLArea.removeClass = HTMLArea._removeClass; HTMLArea._addClasses = HTMLArea.addClasses; HTMLArea._removeClasses = HTMLArea.removeClasses; /** Use XML HTTPRequest to post some data back to the server and do something * with the response (asyncronously!), this is used by such things as the tidy functions */ HTMLArea._postback = function(url, data, handler) { var req = null; if(HTMLArea.is_ie) { req = new ActiveXObject("Microsoft.XMLHTTP"); } else { req = new XMLHttpRequest(); } var content = ''; for(var i in data) { content += (content.length ? '&' : '') + i + '=' + encodeURIComponent(data[i]); } function callBack() { if(req.readyState == 4) { if(req.status == 200) { if(typeof handler == 'function') handler(req.responseText, req); } else { alert('An error has occurred: ' + req.statusText); } } } req.onreadystatechange = callBack; req.open('POST', url, true); req.setRequestHeader ( 'Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8' ); //alert(content); req.send(content); }; HTMLArea._getback = function(url, handler) { var req = null; if(HTMLArea.is_ie) { req = new ActiveXObject("Microsoft.XMLHTTP"); } else { req = new XMLHttpRequest(); } function callBack() { if(req.readyState == 4) { if(req.status == 200) { handler(req.responseText, req); } else { alert('An error has occurred: ' + req.statusText); } } } req.onreadystatechange = callBack; req.open('GET', url, true); req.send(null); }; HTMLArea._geturlcontent = function(url) { var req = null; if(HTMLArea.is_ie) { req = new ActiveXObject("Microsoft.XMLHTTP"); } else { req = new XMLHttpRequest(); } // Synchronous! req.open('GET', url, false); req.send(null); if(req.status == 200) { return req.responseText; } else { return ''; } }; /** * Unless somebody already has, make a little function to debug things */ if(typeof dump == 'undefined') { function dump(o) { var s = ''; for (var prop in o) { s += prop + ' = ' + o[prop] + '\n'; } x = window.open("", "debugger"); x.document.write('
' + s + '
'); } } HTMLArea.arrayContainsArray = function(a1, a2) { var all_found = true; for(var x = 0; x < a2.length; x++) { var found = false; for(var i = 0; i < a1.length; i++) { if(a1[i] == a2[x]) { found = true; break; } } if(!found) { all_found = false; break; } } return all_found; }; HTMLArea.arrayFilter = function(a1, filterfn) { var new_a = [ ]; for(var x = 0; x < a1.length; x++) { if(filterfn(a1[x])) new_a[new_a.length] = a1[x]; } return new_a; }; HTMLArea.uniq_count = 0; HTMLArea.uniq = function(prefix) { return prefix + HTMLArea.uniq_count++; }; /** New language handling functions **/ /** Load a language file. * This function should not be used directly, HTMLArea._lc will use it when necessary. * @param context Case sensitive context name, eg 'HTMLArea', 'TableOperations', ... */ HTMLArea._loadlang = function(context) { if(typeof _editor_lcbackend == "string") { //use backend var url = _editor_lcbackend; url = url.replace(/%lang%/, _editor_lang); url = url.replace(/%context%/, context); } else { //use internal files if(context != 'HTMLArea') { var url = _editor_url+"plugins/"+context+"/lang/"+_editor_lang+".js"; } else { var url = _editor_url+"lang/"+_editor_lang+".js"; } } var lang; var langData = HTMLArea._geturlcontent(url); if(langData != "") { try { eval('lang = ' + langData); } catch(Error) { alert('Error reading Language-File ('+url+'):\n'+Error.toString()); lang = { } } } else { lang = { }; } return lang; }; /** Return a localised string. * @param string English language string * @param context Case sensitive context name, eg 'HTMLArea' (default), 'TableOperations'... * @param replace Replace $variables in String, eg {foo: 'replaceText'} ($foo in string will be replaced) */ HTMLArea._lc = function(string, context, replace) { var ret; if(_editor_lang == "en") { if(typeof string == 'object' && string.string) { ret = string.string; } else { ret = string; } } else { if(typeof HTMLArea._lc_catalog == 'undefined') { HTMLArea._lc_catalog = [ ]; } if(typeof context == 'undefined') { context = 'HTMLArea'; } if(typeof HTMLArea._lc_catalog[context] == 'undefined') { HTMLArea._lc_catalog[context] = HTMLArea._loadlang(context); } var key; if(typeof string == 'object' && string.key) { key = string.key; } else if(typeof string == 'object' && string.string) { key = string.string; } else { key = string; } if(typeof HTMLArea._lc_catalog[context][key] == 'undefined') { if(context=='HTMLArea') { // Indicate it's untranslated if(typeof string == 'object' && string.string) { ret = string.string; } else { ret = string; } } else { //if string is not found and context is not HTMLArea try if it is in HTMLArea return HTMLArea._lc(string, 'HTMLArea', replace); } } else { ret = HTMLArea._lc_catalog[context][key]; } } if(typeof string == 'object' && string.replace) { replace = string.replace; } if(typeof replace != "undefined") { for(var i in replace) { ret = ret.replace('$'+i, replace[i]); } } return ret; }; HTMLArea.hasDisplayedChildren = function(el) { var children = el.childNodes; for(var i =0; i < children.length;i++) { if(children[i].tagName) { if(children[i].style.display != 'none') { return true; } } } return false; }; HTMLArea._loadback = function(src, callback) { var head = document.getElementsByTagName("head")[0]; var evt = HTMLArea.is_ie ? "onreadystatechange" : "onload"; var script = document.createElement("script"); script.type = "text/javascript"; script.src = src; script[evt] = function() { if(HTMLArea.is_ie && !/loaded|complete/.test(window.event.srcElement.readyState)) return; callback(); } head.appendChild(script); }; HTMLArea.collectionToArray = function(collection) { var array = [ ]; for(var i = 0; i < collection.length; i++) { array.push(collection.item(i)); } return array; }; if(!Array.prototype.append) { Array.prototype.append = function(a) { for(var i = 0; i> 2; enc2 = ((chr1 & 3) << 4) | (chr2 >> 4); enc3 = ((chr2 & 15) << 2) | (chr3 >> 6); enc4 = chr3 & 63; if (isNaN(chr2)) { enc3 = enc4 = 64; } else if (isNaN(chr3)) { enc4 = 64; } output = output + keyStr.charAt(enc1) + keyStr.charAt(enc2) + keyStr.charAt(enc3) + keyStr.charAt(enc4); } while (i < input.length); return output; }; /** Utility function to base64_decode some arbitrary data, uses the builtin atob() if it exists (Moz) */ HTMLArea.base64_decode =function(input) { var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/="; var output = ""; var chr1, chr2, chr3; var enc1, enc2, enc3, enc4; var i = 0; // remove all characters that are not A-Z, a-z, 0-9, +, /, or = input = input.replace(/[^A-Za-z0-9\+\/\=]/g, ""); do { enc1 = keyStr.indexOf(input.charAt(i++)); enc2 = keyStr.indexOf(input.charAt(i++)); enc3 = keyStr.indexOf(input.charAt(i++)); enc4 = keyStr.indexOf(input.charAt(i++)); chr1 = (enc1 << 2) | (enc2 >> 4); chr2 = ((enc2 & 15) << 4) | (enc3 >> 2); chr3 = ((enc3 & 3) << 6) | enc4; output = output + String.fromCharCode(chr1); if (enc3 != 64) { output = output + String.fromCharCode(chr2); } if (enc4 != 64) { output = output + String.fromCharCode(chr3); } } while (i < input.length); return output; }; HTMLArea.removeFromParent = function(el) { if(!el.parentNode) return; var pN = el.parentNode; pN.removeChild(el); return el; }; HTMLArea.hasParentNode = function(el) { if(el.parentNode) { // When you remove an element from the parent in IE it makes the parent // of the element a document fragment. Moz doesn't. if(el.parentNode.nodeType == 11) { return false; } return true; } return false; }; HTMLArea.getOuterHTML = function(element) { if(HTMLArea.is_ie) { return element.outerHTML; } else { return (new XMLSerializer()).serializeToString(element); } }; HTMLArea.toFree = [ ]; HTMLArea.freeLater = function(obj,prop) { HTMLArea.toFree.push({o:obj,p:prop}); }; HTMLArea.free = function(obj, prop) { if(obj && !prop) { for(var p in obj) { HTMLArea.free(obj, p); } } else if (obj) { try{ obj[prop] = null; } catch(e){ } } }; /** IE's Garbage Collector is broken very badly. We will do our best to * do it's job for it, but we can't be perfect. */ HTMLArea.collectGarbageForIE = function() { HTMLArea.flushEvents(); for(var x = 0; x < HTMLArea.toFree.length; x++) { if(!HTMLArea.toFree[x].o) alert("What is " + x + ' ' + HTMLArea.toFree[x].o); HTMLArea.free(HTMLArea.toFree[x].o, HTMLArea.toFree[x].p); } }; HTMLArea.init(); HTMLArea.addDom0Event(window,'unload',HTMLArea.collectGarbageForIE);