-<?php \r
- include("../../config.php");\r
-\r
- $lastmodified = filemtime("htmlarea.php");\r
- $lifetime = 1800;\r
- \r
- header("Content-type: application/x-javascript"); // Correct MIME type\r
- header("Last-Modified: " . gmdate("D, d M Y H:i:s", lastmodified) . " GMT");\r
- header("Expires: " . gmdate("D, d M Y H:i:s", time() + $lifetime) . " GMT");\r
- header("Cache-control: max_age = $lifetime"); \r
- header("Pragma: ");\r
-\r
- $lang = current_language();\r
-\r
- if (empty($lang)) {\r
- $lang = "en";\r
- }\r
-\r
- $strheading = get_string("heading", "editor");\r
- $strnormal = get_string("normal", "editor");\r
- $straddress = get_string("address", "editor");\r
- $strpreformatted = get_string("preformatted", "editor");\r
-?>\r
-\r
-//\r
-// htmlArea v3.0 - Copyright (c) 2002 interactivetools.com, inc.\r
-// This copyright notice MUST stay intact for use (see license.txt).\r
-//\r
-// A free WYSIWYG editor replacement for <textarea> fields.\r
-// For full source code and docs, visit http://www.interactivetools.com/\r
-//\r
-// Version 3.0 developed by Mihai Bazon for InteractiveTools.\r
-// http://dynarch.com/mishoo\r
-//\r
-//\r
-// Modified for Moodle by Janne Mikkonen\r
-// $Id$\r
-\r
-// Creates a new HTMLArea object. Tries to replace the textarea with the given\r
-// ID with it.\r
-function HTMLArea(textarea, config) {\r
- if (HTMLArea.checkSupportedBrowser()) {\r
- if (typeof config == "undefined") {\r
- this.config = new HTMLArea.Config();\r
- } else {\r
- this.config = config;\r
- }\r
- this._htmlArea = null;\r
- this._textArea = textarea;\r
- this._editMode = "wysiwyg";\r
- this.plugins = {};\r
- this._timerToolbar = null;\r
- this._timerUndo = null;\r
- this._undoQueue = new Array(this.config.undoSteps);\r
- this._undoPos = -1;\r
- this._mdoc = document; // cache the document, we need it in plugins\r
- this.doctype = '';\r
- }\r
- // Hide cut, copy and paste buttons from gecko browsers\r
- if (HTMLArea.is_gecko) {\r
- this.config.hideSomeButtons(" cut copy paste ");\r
- }\r
-};\r
-\r
-// cache some regexps\r
-HTMLArea.RE_tagName = /(<\/|<)\s*([^ \t\n>]+)/ig;\r
-HTMLArea.RE_doctype = /(<!doctype((.|\n)*?)>)\n?/i;\r
-HTMLArea.RE_head = /<head>((.|\n)*?)<\/head>/i;\r
-HTMLArea.RE_body = /<body>((.|\n)*?)<\/body>/i;\r
-\r
-HTMLArea.Config = function () {\r
- this.version = "3.0";\r
-\r
- this.width = "auto";\r
- this.height = "auto";\r
-\r
- // enable creation of a status bar?\r
- this.statusBar = true;\r
-\r
- // maximum size of the undo queue\r
- this.undoSteps = 20;\r
-\r
- // the time interval at which undo samples are taken\r
- this.undoTimeout = 500; // 1/2 sec.\r
-\r
- // the next parameter specifies whether the toolbar should be included\r
- // in the size or not.\r
- this.sizeIncludesToolbar = true;\r
-\r
- // if true then HTMLArea will retrieve the full HTML, starting with the\r
- // <HTML> tag.\r
- this.fullPage = false;\r
-\r
- // style included in the iframe document\r
- this.pageStyle = "body { background-color: #fff; font-family: 'Times New Roman', Times; }";\r
- if (typeof _editor_url != "undefined") {\r
- this.editorURL = _editor_url;\r
- } else {\r
- this.editorURL = "<?php echo $CFG->wwwroot ?>/lib/editor/";\r
- }\r
-\r
- // URL-s\r
- this.imgURL = "images/";\r
- this.popupURL = "popups/";\r
-\r
- /** CUSTOMIZING THE TOOLBAR\r
- * -------------------------\r
- *\r
- * It is recommended that you customize the toolbar contents in an\r
- * external file (i.e. the one calling HTMLArea) and leave this one\r
- * unchanged. That's because when we (InteractiveTools.com) release a\r
- * new official version, it's less likely that you will have problems\r
- * upgrading HTMLArea.\r
- */\r
- this.toolbar = [\r
- [ "fontname", "space",\r
- "fontsize", "space",\r
- "formatblock", "space",\r
- "bold", "italic", "underline", "strikethrough", "separator",\r
- "subscript", "superscript", "separator",\r
- "copy", "cut", "paste", "space", "undo", "redo" ],\r
-\r
- [ "justifyleft", "justifycenter", "justifyright", "justifyfull", "separator",\r
- "insertorderedlist", "insertunorderedlist", "outdent", "indent", "separator",\r
- "forecolor", "hilitecolor", "separator",\r
- "inserthorizontalrule", "createlink", "insertimage", "inserttable",\r
- "insertsmile", "insertchar", "separator", "htmlmode", "separator", "popupeditor" ]\r
- ];\r
-\r
- this.fontname = {\r
- "Arial": 'arial,helvetica,sans-serif',\r
- "Courier New": 'courier new,courier,monospace',\r
- "Georgia": 'georgia,times new roman,times,serif',\r
- "Impact": 'impact',\r
- "Tahoma": 'tahoma,arial,helvetica,sans-serif',\r
- "Times New Roman": 'times new roman,times,serif',\r
- "Verdana": 'verdana,arial,helvetica,sans-serif',\r
- "WingDings": 'wingdings'\r
- };\r
-\r
- this.fontsize = {\r
- "1 (8 pt)": "1",\r
- "2 (10 pt)": "2",\r
- "3 (12 pt)": "3",\r
- "4 (14 pt)": "4",\r
- "5 (18 pt)": "5",\r
- "6 (24 pt)": "6",\r
- "7 (36 pt)": "7"\r
- };\r
-\r
- this.formatblock = {\r
- "<?php echo $strheading ?> 1": "h1",\r
- "<?php echo $strheading ?> 2": "h2",\r
- "<?php echo $strheading ?> 3": "h3",\r
- "<?php echo $strheading ?> 4": "h4",\r
- "<?php echo $strheading ?> 5": "h5",\r
- "<?php echo $strheading ?> 6": "h6",\r
- "<?php echo $strnormal ?>": "p",\r
- "<?php echo $straddress ?>": "address",\r
- "<?php echo $strpreformatted ?>": "pre"\r
- };\r
-\r
- this.customSelects = {};\r
-\r
- function cut_copy_paste(e, cmd, obj) {\r
- try {\r
- e.execCommand(cmd);\r
- } catch (e) {\r
- if (HTMLArea.is_gecko) {\r
- alert("Some revisions of Mozilla/Gecko do not support programatic " +\r
- "access to cut/copy/paste functions, for security reasons. " +\r
- "Your browser is one of them. Please use the standard key combinations:\n" +\r
- "CTRL-X for cut, CTRL-C for copy, CTRL-V for paste.");\r
- obj.element.style.display = "none";\r
- }\r
- }\r
- };\r
-\r
- // ADDING CUSTOM BUTTONS: please read below!\r
- // format of the btnList elements is "ID: [ ToolTip, Icon, Enabled in text mode?, ACTION ]"\r
- // - ID: unique ID for the button. If the button calls document.execCommand\r
- // it's wise to give it the same name as the called command.\r
- // - ACTION: function that gets called when the button is clicked.\r
- // it has the following prototype:\r
- // function(editor, buttonName)\r
- // - editor is the HTMLArea object that triggered the call\r
- // - buttonName is the ID of the clicked button\r
- // These 2 parameters makes it possible for you to use the same\r
- // handler for more HTMLArea objects or for more different buttons.\r
- // - ToolTip: default tooltip, for cases when it is not defined in the -lang- file (HTMLArea.I18N)\r
- // - Icon: path to an icon image file for the button (TODO: use one image for all buttons!)\r
- // - Enabled in text mode: if false the button gets disabled for text-only mode; otherwise enabled all the time.\r
- this.btnList = {\r
- bold: [ "Bold", "ed_format_bold.gif", false, function(e) {e.execCommand("bold");} ],\r
- italic: [ "Italic", "ed_format_italic.gif", false, function(e) {e.execCommand("italic");} ],\r
- underline: [ "Underline", "ed_format_underline.gif", false, function(e) {e.execCommand("underline");} ],\r
- strikethrough: [ "Strikethrough", "ed_format_strike.gif", false, function(e) {e.execCommand("strikethrough");} ],\r
- subscript: [ "Subscript", "ed_format_sub.gif", false, function(e) {e.execCommand("subscript");} ],\r
- superscript: [ "Superscript", "ed_format_sup.gif", false, function(e) {e.execCommand("superscript");} ],\r
- justifyleft: [ "Justify Left", "ed_align_left.gif", false, function(e) {e.execCommand("justifyleft");} ],\r
- justifycenter: [ "Justify Center", "ed_align_center.gif", false, function(e) {e.execCommand("justifycenter");} ],\r
- justifyright: [ "Justify Right", "ed_align_right.gif", false, function(e) {e.execCommand("justifyright");} ],\r
- justifyfull: [ "Justify Full", "ed_align_justify.gif", false, function(e) {e.execCommand("justifyfull");} ],\r
- insertorderedlist: [ "Ordered List", "ed_list_num.gif", false, function(e) {e.execCommand("insertorderedlist");} ],\r
- insertunorderedlist: [ "Bulleted List", "ed_list_bullet.gif", false, function(e) {e.execCommand("insertunorderedlist");} ],\r
- outdent: [ "Decrease Indent", "ed_indent_less.gif", false, function(e) {e.execCommand("outdent");} ],\r
- indent: [ "Increase Indent", "ed_indent_more.gif", false, function(e) {e.execCommand("indent");} ],\r
- forecolor: [ "Font Color", "ed_color_fg.gif", false, function(e) {e.execCommand("forecolor");} ],\r
- hilitecolor: [ "Background Colorxxx", "ed_color_bg.gif", false, function(e) {e.execCommand("hilitecolor");} ],\r
- inserthorizontalrule: [ "Horizontal Rule", "ed_hr.gif", false, function(e) {e.execCommand("inserthorizontalrule");} ],\r
- createlink: [ "Insert Web Link", "ed_link.gif", false, function(e) {e.execCommand("createlink", true);} ],\r
- insertimage: [ "Insert Image", "ed_image.gif", false, function(e) {e.execCommand("insertimage");} ],\r
- inserttable: [ "Insert Table", "insert_table.gif", false, function(e) {e.execCommand("inserttable");} ],\r
- htmlmode: [ "Toggle HTML Source", "ed_html.gif", true, function(e) {e.execCommand("htmlmode");} ],\r
- popupeditor: [ "Enlarge Editor", "fullscreen_maximize.gif", true, function(e) {e.execCommand("popupeditor");} ],\r
- about: [ "About this editor", "ed_about.gif", true, function(e) {e.execCommand("about");} ],\r
- showhelp: [ "Help using editor", "ed_help.gif", true, function(e) {e.execCommand("showhelp");} ],\r
- undo: [ "Undoes your last action", "ed_undo.gif", false, function(e) {e.execCommand("undo");} ],\r
- redo: [ "Redoes your last action", "ed_redo.gif", false, function(e) {e.execCommand("redo");} ],\r
- cut: [ "Cut selection", "ed_cut.gif", false, cut_copy_paste ],\r
- copy: [ "Copy selection", "ed_copy.gif", false, cut_copy_paste ],\r
- paste: [ "Paste from clipboard", "ed_paste.gif", false, cut_copy_paste ],\r
- insertsmile: ["Insert Smiley", "em.icon.smile.gif", false, function(e) {e.execCommand("insertsmile");} ],\r
- insertchar: [ "Insert Char", "icon_ins_char.gif", false, function(e) {e.execCommand("insertchar");} ]\r
- };\r
- /* ADDING CUSTOM BUTTONS\r
- * ---------------------\r
- *\r
- * It is recommended that you add the custom buttons in an external\r
- * file and leave this one unchanged. That's because when we\r
- * (InteractiveTools.com) release a new official version, it's less\r
- * likely that you will have problems upgrading HTMLArea.\r
- *\r
- * Example on how to add a custom button when you construct the HTMLArea:\r
- *\r
- * var editor = new HTMLArea("your_text_area_id");\r
- * var cfg = editor.config; // this is the default configuration\r
- * cfg.btnList["my-hilite"] =\r
- * [ function(editor) { editor.surroundHTML('<span style="background:yellow">', '</span>'); }, // action\r
- * "Highlight selection", // tooltip\r
- * "my_hilite.gif", // image\r
- * false // disabled in text mode\r
- * ];\r
- * cfg.toolbar.push(["linebreak", "my-hilite"]); // add the new button to the toolbar\r
- *\r
- * An alternate (also more convenient and recommended) way to\r
- * accomplish this is to use the registerButton function below.\r
- */\r
- // initialize tooltips from the I18N module and generate correct image path\r
- for (var i in this.btnList) {\r
- var btn = this.btnList[i];\r
- btn[1] = this.editorURL + this.imgURL + btn[1];\r
- if (typeof HTMLArea.I18N.tooltips[i] != "undefined") {\r
- btn[0] = HTMLArea.I18N.tooltips[i];\r
- }\r
- }\r
-};\r
-\r
-/** Helper function: register a new button with the configuration. It can be\r
- * called with all 5 arguments, or with only one (first one). When called with\r
- * only one argument it must be an object with the following properties: id,\r
- * tooltip, image, textMode, action. Examples:\r
- *\r
- * 1. config.registerButton("my-hilite", "Hilite text", "my-hilite.gif", false, function(editor) {...});\r
- * 2. config.registerButton({\r
- * id : "my-hilite", // the ID of your button\r
- * tooltip : "Hilite text", // the tooltip\r
- * image : "my-hilite.gif", // image to be displayed in the toolbar\r
- * textMode : false, // disabled in text mode\r
- * action : function(editor) { // called when the button is clicked\r
- * editor.surroundHTML('<span class="hilite">', '</span>');\r
- * },\r
- * context : "p" // will be disabled if outside a <p> element\r
- * });\r
- */\r
-HTMLArea.Config.prototype.registerButton = function(id, tooltip, image, textMode, action, context) {\r
- var the_id;\r
- if (typeof id == "string") {\r
- the_id = id;\r
- } else if (typeof id == "object") {\r
- the_id = id.id;\r
- } else {\r
- alert("ERROR [HTMLArea.Config::registerButton]:\ninvalid arguments");\r
- return false;\r
- }\r
- // check for existing id\r
- if (typeof this.customSelects[the_id] != "undefined") {\r
- alert("WARNING [HTMLArea.Config::registerDropdown]:\nA dropdown with the same ID already exists.");\r
- }\r
- if (typeof this.btnList[the_id] != "undefined") {\r
- alert("WARNING [HTMLArea.Config::registerDropdown]:\nA button with the same ID already exists.");\r
- }\r
- switch (typeof id) {\r
- case "string": this.btnList[id] = [ tooltip, image, textMode, action, context ]; break;\r
- case "object": this.btnList[id.id] = [ id.tooltip, id.image, id.textMode, id.action, id.context ]; break;\r
- }\r
-};\r
-\r
-/** The following helper function registers a dropdown box with the editor\r
- * configuration. You still have to add it to the toolbar, same as with the\r
- * buttons. Call it like this:\r
- *\r
- * FIXME: add example\r
- */\r
-HTMLArea.Config.prototype.registerDropdown = function(object) {\r
- // check for existing id\r
- if (typeof this.customSelects[object.id] != "undefined") {\r
- alert("WARNING [HTMLArea.Config::registerDropdown]:\nA dropdown with the same ID already exists.");\r
- }\r
- if (typeof this.btnList[object.id] != "undefined") {\r
- alert("WARNING [HTMLArea.Config::registerDropdown]:\nA button with the same ID already exists.");\r
- }\r
- this.customSelects[object.id] = object;\r
-};\r
-\r
-/** Call this function to remove some buttons/drop-down boxes from the toolbar.\r
- * Pass as the only parameter a string containing button/drop-down names\r
- * delimited by spaces. Note that the string should also begin with a space\r
- * and end with a space. Example:\r
- *\r
- * config.hideSomeButtons(" fontname fontsize textindicator ");\r
- *\r
- * It's useful because it's easier to remove stuff from the defaul toolbar than\r
- * create a brand new toolbar ;-)\r
- */\r
-HTMLArea.Config.prototype.hideSomeButtons = function(remove) {\r
- var toolbar = this.toolbar;\r
- for (var i in toolbar) {\r
- var line = toolbar[i];\r
- for (var j = line.length; --j >= 0; ) {\r
- if (remove.indexOf(" " + line[j] + " ") >= 0) {\r
- var len = 1;\r
- if (/separator|space/.test(line[j + 1])) {\r
- len = 2;\r
- }\r
- line.splice(j, len);\r
- }\r
- }\r
- }\r
-};\r
-\r
-/** Helper function: replace all TEXTAREA-s in the document with HTMLArea-s. */\r
-HTMLArea.replaceAll = function(config) {\r
- var tas = document.getElementsByTagName("textarea");\r
- for (var i = tas.length; i > 0; (new HTMLArea(tas[--i], config)).generate());\r
-};\r
-\r
-/** Helper function: replaces the TEXTAREA with the given ID with HTMLArea. */\r
-HTMLArea.replace = function(id, config) {\r
- var ta = document.getElementById(id);\r
- return ta ? (new HTMLArea(ta, config)).generate() : null;\r
-};\r
-\r
-// Creates the toolbar and appends it to the _htmlarea\r
-HTMLArea.prototype._createToolbar = function () {\r
- var editor = this; // to access this in nested functions\r
-\r
- var toolbar = document.createElement("div");\r
- this._toolbar = toolbar;\r
- toolbar.className = "toolbar";\r
- toolbar.unselectable = "1";\r
- var tb_row = null;\r
- var tb_objects = new Object();\r
- this._toolbarObjects = tb_objects;\r
-\r
- // creates a new line in the toolbar\r
- function newLine() {\r
- var table = document.createElement("table");\r
- table.border = "0px";\r
- table.cellSpacing = "0px";\r
- table.cellPadding = "0px";\r
- toolbar.appendChild(table);\r
- // TBODY is required for IE, otherwise you don't see anything\r
- // in the TABLE.\r
- var tb_body = document.createElement("tbody");\r
- table.appendChild(tb_body);\r
- tb_row = document.createElement("tr");\r
- tb_body.appendChild(tb_row);\r
- }; // END of function: newLine\r
- // init first line\r
- newLine();\r
-\r
- // updates the state of a toolbar element. This function is member of\r
- // a toolbar element object (unnamed objects created by createButton or\r
- // createSelect functions below).\r
- function setButtonStatus(id, newval) {\r
- var oldval = this[id];\r
- var el = this.element;\r
- if (oldval != newval) {\r
- switch (id) {\r
- case "enabled":\r
- if (newval) {\r
- HTMLArea._removeClass(el, "buttonDisabled");\r
- el.disabled = false;\r
- } else {\r
- HTMLArea._addClass(el, "buttonDisabled");\r
- el.disabled = true;\r
- }\r
- break;\r
- case "active":\r
- if (newval) {\r
- HTMLArea._addClass(el, "buttonPressed");\r
- } else {\r
- HTMLArea._removeClass(el, "buttonPressed");\r
- }\r
- break;\r
- }\r
- this[id] = newval;\r
- }\r
- }; // END of function: setButtonStatus\r
-\r
- // this function will handle creation of combo boxes. Receives as\r
- // parameter the name of a button as defined in the toolBar config.\r
- // This function is called from createButton, above, if the given "txt"\r
- // doesn't match a button.\r
- function createSelect(txt) {\r
- var options = null;\r
- var el = null;\r
- var cmd = null;\r
- var customSelects = editor.config.customSelects;\r
- var context = null;\r
- switch (txt) {\r
- case "fontsize":\r
- case "fontname":\r
- case "formatblock":\r
- // the following line retrieves the correct\r
- // configuration option because the variable name\r
- // inside the Config object is named the same as the\r
- // button/select in the toolbar. For instance, if txt\r
- // == "formatblock" we retrieve config.formatblock (or\r
- // a different way to write it in JS is\r
- // config["formatblock"].\r
- options = editor.config[txt];\r
- cmd = txt;\r
- break;\r
- default:\r
- // try to fetch it from the list of registered selects\r
- cmd = txt;\r
- var dropdown = customSelects[cmd];\r
- if (typeof dropdown != "undefined") {\r
- options = dropdown.options;\r
- context = dropdown.context;\r
- } else {\r
- alert("ERROR [createSelect]:\nCan't find the requested dropdown definition");\r
- }\r
- break;\r
- }\r
- if (options) {\r
- el = document.createElement("select");\r
- var obj = {\r
- name : txt, // field name\r
- element : el, // the UI element (SELECT)\r
- enabled : true, // is it enabled?\r
- text : false, // enabled in text mode?\r
- cmd : cmd, // command ID\r
- state : setButtonStatus, // for changing state\r
- context : context\r
- };\r
- tb_objects[txt] = obj;\r
- for (var i in options) {\r
- var op = document.createElement("option");\r
- op.appendChild(document.createTextNode(i));\r
- op.value = options[i];\r
- el.appendChild(op);\r
- }\r
- HTMLArea._addEvent(el, "change", function () {\r
- editor._comboSelected(el, txt);\r
- });\r
- }\r
- return el;\r
- }; // END of function: createSelect\r
-\r
- // appends a new button to toolbar\r
- function createButton(txt) {\r
- // the element that will be created\r
- var el = null;\r
- var btn = null;\r
- switch (txt) {\r
- case "separator":\r
- el = document.createElement("div");\r
- el.className = "separator";\r
- break;\r
- case "space":\r
- el = document.createElement("div");\r
- el.className = "space";\r
- break;\r
- case "linebreak":\r
- newLine();\r
- return false;\r
- case "textindicator":\r
- el = document.createElement("div");\r
- el.appendChild(document.createTextNode("A"));\r
- el.className = "indicator";\r
- el.title = HTMLArea.I18N.tooltips.textindicator;\r
- var obj = {\r
- name : txt, // the button name (i.e. 'bold')\r
- element : el, // the UI element (DIV)\r
- enabled : true, // is it enabled?\r
- active : false, // is it pressed?\r
- text : false, // enabled in text mode?\r
- cmd : "textindicator", // the command ID\r
- state : setButtonStatus // for changing state\r
- };\r
- tb_objects[txt] = obj;\r
- break;\r
- default:\r
- btn = editor.config.btnList[txt];\r
- }\r
- if (!el && btn) {\r
- el = document.createElement("div");\r
- el.title = btn[0];\r
- el.className = "button";\r
- // let's just pretend we have a button object, and\r
- // assign all the needed information to it.\r
- var obj = {\r
- name : txt, // the button name (i.e. 'bold')\r
- element : el, // the UI element (DIV)\r
- enabled : true, // is it enabled?\r
- active : false, // is it pressed?\r
- text : btn[2], // enabled in text mode?\r
- cmd : btn[3], // the command ID\r
- state : setButtonStatus, // for changing state\r
- context : btn[4] || null // enabled in a certain context?\r
- };\r
- tb_objects[txt] = obj;\r
- // handlers to emulate nice flat toolbar buttons\r
- HTMLArea._addEvent(el, "mouseover", function () {\r
- if (obj.enabled) {\r
- HTMLArea._addClass(el, "buttonHover");\r
- }\r
- });\r
- HTMLArea._addEvent(el, "mouseout", function () {\r
- if (obj.enabled) with (HTMLArea) {\r
- _removeClass(el, "buttonHover");\r
- _removeClass(el, "buttonActive");\r
- (obj.active) && _addClass(el, "buttonPressed");\r
- }\r
- });\r
- HTMLArea._addEvent(el, "mousedown", function (ev) {\r
- if (obj.enabled) with (HTMLArea) {\r
- _addClass(el, "buttonActive");\r
- _removeClass(el, "buttonPressed");\r
- _stopEvent(is_ie ? window.event : ev);\r
- }\r
- });\r
- // when clicked, do the following:\r
- HTMLArea._addEvent(el, "click", function (ev) {\r
- if (obj.enabled) with (HTMLArea) {\r
- _removeClass(el, "buttonActive");\r
- _removeClass(el, "buttonHover");\r
- obj.cmd(editor, obj.name, obj);\r
- _stopEvent(is_ie ? window.event : ev);\r
- }\r
- });\r
- var img = document.createElement("img");\r
- img.src = btn[1];\r
- img.style.width = "18px";\r
- img.style.height = "18px";\r
- el.appendChild(img);\r
- } else if (!el) {\r
- el = createSelect(txt);\r
- }\r
- if (el) {\r
- var tb_cell = document.createElement("td");\r
- tb_row.appendChild(tb_cell);\r
- tb_cell.appendChild(el);\r
- } else {\r
- alert("FIXME: Unknown toolbar item: " + txt);\r
- }\r
- return el;\r
- };\r
-\r
- var first = true;\r
- for (var i in this.config.toolbar) {\r
- if (!first) {\r
- createButton("linebreak");\r
- } else {\r
- first = false;\r
- }\r
- var group = this.config.toolbar[i];\r
- for (var j in group) {\r
- var code = group[j];\r
- if (/^([IT])\[(.*?)\]/.test(code)) {\r
- // special case, create text label\r
- var l7ed = RegExp.$1 == "I"; // localized?\r
- var label = RegExp.$2;\r
- if (l7ed) {\r
- label = HTMLArea.I18N.custom[label];\r
- }\r
- var tb_cell = document.createElement("td");\r
- tb_row.appendChild(tb_cell);\r
- tb_cell.className = "label";\r
- tb_cell.innerHTML = label;\r
- } else {\r
- createButton(code);\r
- }\r
- }\r
- }\r
-\r
- this._htmlArea.appendChild(toolbar);\r
-};\r
-\r
-HTMLArea.prototype._createStatusBar = function() {\r
- var statusbar = document.createElement("div");\r
- statusbar.className = "statusBar";\r
- this._htmlArea.appendChild(statusbar);\r
- this._statusBar = statusbar;\r
- statusbar.appendChild(document.createTextNode(HTMLArea.I18N.msg["Path"] + ": "));\r
- // creates a holder for the path view\r
- div = document.createElement("span");\r
- div.className = "statusBarTree";\r
- this._statusBarTree = div;\r
- this._statusBar.appendChild(div);\r
- if (!this.config.statusBar) {\r
- // disable it...\r
- statusbar.style.display = "none";\r
- }\r
-};\r
-\r
-// Creates the HTMLArea object and replaces the textarea with it.\r
-HTMLArea.prototype.generate = function () {\r
- var editor = this; // we'll need "this" in some nested functions\r
- // get the textarea\r
- var textarea = this._textArea;\r
- if (typeof textarea == "string") {\r
- // it's not element but ID\r
- this._textArea = textarea = document.getElementById(textarea);\r
- }\r
- this._ta_size = {\r
- w: textarea.offsetWidth,\r
- h: textarea.offsetHeight\r
- };\r
- textarea.style.display = "none";\r
-\r
- // create the editor framework\r
- var htmlarea = document.createElement("div");\r
- htmlarea.className = "htmlarea";\r
- this._htmlArea = htmlarea;\r
-\r
- // insert the editor before the textarea.\r
- textarea.parentNode.insertBefore(htmlarea, textarea);\r
-\r
- if (textarea.form) {\r
- // we have a form, on submit get the HTMLArea content and\r
- // update original textarea.\r
- var f = textarea.form;\r
- if (typeof f.onsubmit == "function") {\r
- var funcref = f.onsubmit;\r
- if (typeof f.__msh_prevOnSubmit == "undefined") {\r
- f.__msh_prevOnSubmit = [];\r
- }\r
- f.__msh_prevOnSubmit.push(funcref);\r
- }\r
- f.onsubmit = function() {\r
- editor._textArea.value = editor.getHTML();\r
- var a = this.__msh_prevOnSubmit;\r
- // call previous submit methods if they were there.\r
- if (typeof a != "undefined") {\r
- for (var i in a) {\r
- a[i]();\r
- }\r
- }\r
- };\r
- }\r
-\r
- // add a handler for the "back/forward" case -- on body.unload we save\r
- // the HTML content into the original textarea.\r
- window.onunload = function() {\r
- editor._textArea.value = editor.getHTML();\r
- };\r
-\r
- // creates & appends the toolbar\r
- this._createToolbar();\r
-\r
- // create the IFRAME\r
- var iframe = document.createElement("iframe");\r
- htmlarea.appendChild(iframe);\r
-\r
- this._iframe = iframe;\r
-\r
- // creates & appends the status bar, if the case\r
- this._createStatusBar();\r
-\r
- // remove the default border as it keeps us from computing correctly\r
- // the sizes. (somebody tell me why doesn't this work in IE)\r
-\r
- if (!HTMLArea.is_ie) {\r
- iframe.style.borderWidth = "1px";\r
- // iframe.frameBorder = "1";\r
- // iframe.marginHeight = "0";\r
- // iframe.marginWidth = "0";\r
- }\r
-\r
- // size the IFRAME according to user's prefs or initial textarea\r
- var height = (this.config.height == "auto" ? (this._ta_size.h + "px") : this.config.height);\r
- height = parseInt(height);\r
- var width = (this.config.width == "auto" ? (this._ta_size.w + 50 + "px") : this.config.width);\r
- width = parseInt(width);\r
-\r
- if (!HTMLArea.is_ie) {\r
- height -= 2;\r
- width -= 2;\r
- }\r
-\r
- iframe.style.width = width + "px";\r
- if (this.config.sizeIncludesToolbar) {\r
- // substract toolbar height\r
- height -= this._toolbar.offsetHeight;\r
- height -= this._statusBar.offsetHeight;\r
- }\r
- if (height < 0) {\r
- height = 0;\r
- }\r
- iframe.style.height = height + "px";\r
-\r
- // the editor including the toolbar now have the same size as the\r
- // original textarea.. which means that we need to reduce that a bit.\r
- textarea.style.width = iframe.style.width;\r
- textarea.style.height = iframe.style.height;\r
-\r
- // IMPORTANT: we have to allow Mozilla a short time to recognize the\r
- // new frame. Otherwise we get a stupid exception.\r
- function initIframe() {\r
- var doc = editor._iframe.contentWindow.document;\r
- if (!doc) {\r
- // Try again..\r
- // FIXME: don't know what else to do here. Normally\r
- // we'll never reach this point.\r
- if (HTMLArea.is_gecko) {\r
- setTimeout(initIframe, 10);\r
- return false;\r
- } else {\r
- alert("ERROR: IFRAME can't be initialized.");\r
- }\r
- }\r
- if (HTMLArea.is_gecko) {\r
- // enable editable mode for Mozilla\r
- doc.designMode = "on";\r
- }\r
- editor._doc = doc;\r
- if (!editor.config.fullPage) {\r
- doc.open();\r
- var html = "<html>\n";\r
- html += "<head>\n";\r
- html += "<style>" + editor.config.pageStyle + " td { border: 1px dotted gray; }</style>\n";\r
- html += "</head>\n";\r
- html += "<body>\n";\r
- html += editor._textArea.value;\r
- html += "</body>\n";\r
- html += "</html>";\r
- doc.write(html);\r
- doc.close();\r
- } else {\r
- var html = editor._textArea.value;\r
- if (html.match(HTMLArea.RE_doctype)) {\r
- editor.setDoctype(RegExp.$1);\r
- html = html.replace(HTMLArea.RE_doctype, "");\r
- }\r
- doc.open();\r
- doc.write(html);\r
- doc.close();\r
- }\r
-\r
- if (HTMLArea.is_ie) {\r
- // enable editable mode for IE. For some reason this\r
- // doesn't work if done in the same place as for Gecko\r
- // (above).\r
- doc.body.contentEditable = true;\r
- }\r
-\r
- editor.focusEditor();\r
- // intercept some events; for updating the toolbar & keyboard handlers\r
- HTMLArea._addEvents\r
- (doc, ["keydown", "keypress", "mousedown", "mouseup", "drag"],\r
- function (event) {\r
- return editor._editorEvent(HTMLArea.is_ie ? editor._iframe.contentWindow.event : event);\r
- });\r
- editor.updateToolbar();\r
- };\r
- setTimeout(initIframe, HTMLArea.is_gecko ? 10 : 0);\r
-};\r
-\r
-// Switches editor mode; parameter can be "textmode" or "wysiwyg". If no\r
-// parameter was passed this function toggles between modes.\r
-HTMLArea.prototype.setMode = function(mode) {\r
- if (typeof mode == "undefined") {\r
- mode = ((this._editMode == "textmode") ? "wysiwyg" : "textmode");\r
- }\r
- switch (mode) {\r
- case "textmode":\r
- this._textArea.value = this.getHTML();\r
- this._iframe.style.display = "none";\r
- this._textArea.style.display = "block";\r
- if (this.config.statusBar) {\r
- this._statusBar.innerHTML = HTMLArea.I18N.msg["TEXT_MODE"];\r
- }\r
- break;\r
- case "wysiwyg":\r
- if (HTMLArea.is_gecko) {\r
- // disable design mode before changing innerHTML\r
- this._doc.designMode = "off";\r
- }\r
- if (!this.config.fullPage)\r
- this._doc.body.innerHTML = this.getHTML();\r
- else\r
- this.setFullHTML(this.getHTML());\r
- this._iframe.style.display = "block";\r
- this._textArea.style.display = "none";\r
- if (HTMLArea.is_gecko) {\r
- // we need to refresh that info for Moz-1.3a\r
- this._doc.designMode = "on";\r
- }\r
- if (this.config.statusBar) {\r
- this._statusBar.innerHTML = '';\r
- this._statusBar.appendChild(document.createTextNode(HTMLArea.I18N.msg["Path"] + ": "));\r
- this._statusBar.appendChild(this._statusBarTree);\r
- }\r
- break;\r
- default:\r
- alert("Mode <" + mode + "> not defined!");\r
- return false;\r
- }\r
- this._editMode = mode;\r
- this.focusEditor();\r
-};\r
-\r
-HTMLArea.prototype.setFullHTML = function(html) {\r
- var save_multiline = RegExp.multiline;\r
- RegExp.multiline = true;\r
- if (html.match(HTMLArea.RE_doctype)) {\r
- this.setDoctype(RegExp.$1);\r
- html = html.replace(HTMLArea.RE_doctype, "");\r
- }\r
- RegExp.multiline = save_multiline;\r
- if (!HTMLArea.is_ie) {\r
- if (html.match(HTMLArea.RE_head))\r
- this._doc.getElementsByTagName("head")[0].innerHTML = RegExp.$1;\r
- if (html.match(HTMLArea.RE_body))\r
- this._doc.getElementsByTagName("body")[0].innerHTML = RegExp.$1;\r
- } else {\r
- var html_re = /<html>((.|\n)*?)<\/html>/i;\r
- html = html.replace(html_re, "$1");\r
- this._doc.open();\r
- this._doc.write(html);\r
- this._doc.close();\r
- this._doc.body.contentEditable = true;\r
- return true;\r
- }\r
-};\r
-\r
-/***************************************************\r
- * Category: PLUGINS\r
- ***************************************************/\r
-\r
-// Create the specified plugin and register it with this HTMLArea\r
-HTMLArea.prototype.registerPlugin = function() {\r
- var plugin = arguments[0];\r
- if (typeof plugin == "string")\r
- plugin = eval(plugin);\r
- var args = [];\r
- for (var i = 1; i < arguments.length; ++i)\r
- args.push(arguments[i]);\r
- var obj = new plugin(this, args);\r
- if (obj) {\r
- var clone = {};\r
- var info = plugin._pluginInfo;\r
- for (var i in info)\r
- clone[i] = info[i];\r
- clone.instance = obj;\r
- this.plugins[plugin._pluginInfo.name] = clone;\r
- } else\r
- alert("Can't register plugin " + plugin.toString() + ".");\r
-};\r
-\r
-// static function that loads the required plugin and lang file, based on the\r
-// language loaded already for HTMLArea. You better make sure that the plugin\r
-// _has_ that language, otherwise shit might happen ;-)\r
-HTMLArea.loadPlugin = function(pluginName) {\r
- var editorurl = '';\r
- if (typeof _editor_url != "undefined") {\r
- editorurl = _editor_url + "/";\r
- }\r
- var dir = editorurl + "plugins/" + pluginName;\r
- var plugin = pluginName.replace(/([a-z])([A-Z])([a-z])/g,\r
- function (str, l1, l2, l3) {\r
- return l1 + "-" + l2.toLowerCase() + l3;\r
- }).toLowerCase() + ".js";\r
- document.write("<script type='text/javascript' src='" + dir + "/" + plugin + "'></script>");\r
- document.write("<script type='text/javascript' src='" + dir + "/lang/" + HTMLArea.I18N.lang + ".js'></script>");\r
-};\r
-\r
-/***************************************************\r
- * Category: EDITOR UTILITIES\r
- ***************************************************/\r
-\r
-HTMLArea.prototype.forceRedraw = function() {\r
- this._doc.body.style.visibility = "hidden";\r
- this._doc.body.style.visibility = "visible";\r
- // this._doc.body.innerHTML = this.getInnerHTML();\r
-};\r
-\r
-// focuses the iframe window. returns a reference to the editor document.\r
-HTMLArea.prototype.focusEditor = function() {\r
- switch (this._editMode) {\r
- case "wysiwyg" : this._iframe.contentWindow.focus(); break;\r
- case "textmode": this._textArea.focus(); break;\r
- default : alert("ERROR: mode " + this._editMode + " is not defined");\r
- }\r
- return this._doc;\r
-};\r
-\r
-// takes a snapshot of the current text (for undo)\r
-HTMLArea.prototype._undoTakeSnapshot = function() {\r
- ++this._undoPos;\r
- if (this._undoPos >= this.config.undoSteps) {\r
- // remove the first element\r
- this._undoQueue.shift();\r
- --this._undoPos;\r
- }\r
- // use the fasted method (getInnerHTML);\r
- var take = true;\r
- var txt = this.getInnerHTML();\r
- if (this._undoPos > 0)\r
- take = (this._undoQueue[this._undoPos - 1] != txt);\r
- if (take) {\r
- this._undoQueue[this._undoPos] = txt;\r
- } else {\r
- this._undoPos--;\r
- }\r
-};\r
-\r
-HTMLArea.prototype.undo = function() {\r
- if (this._undoPos > 0) {\r
- var txt = this._undoQueue[--this._undoPos];\r
- if (txt) this.setHTML(txt);\r
- else ++this._undoPos;\r
- }\r
-};\r
-\r
-HTMLArea.prototype.redo = function() {\r
- if (this._undoPos < this._undoQueue.length - 1) {\r
- var txt = this._undoQueue[++this._undoPos];\r
- if (txt) this.setHTML(txt);\r
- else --this._undoPos;\r
- }\r
-};\r
-\r
-// updates enabled/disable/active state of the toolbar elements\r
-HTMLArea.prototype.updateToolbar = function(noStatus) {\r
- var doc = this._doc;\r
- var text = (this._editMode == "textmode");\r
- var ancestors = null;\r
- if (!text) {\r
- ancestors = this.getAllAncestors();\r
- if (this.config.statusBar && !noStatus) {\r
- this._statusBarTree.innerHTML = ''; // clear\r
- for (var i = ancestors.length; --i >= 0;) {\r
- var el = ancestors[i];\r
- if (!el) {\r
- // hell knows why we get here; this\r
- // could be a classic example of why\r
- // it's good to check for conditions\r
- // that are impossible to happen ;-)\r
- continue;\r
- }\r
- var a = document.createElement("a");\r
- a.href = "#";\r
- a.el = el;\r
- a.editor = this;\r
- a.onclick = function() {\r
- this.blur();\r
- this.editor.selectNodeContents(this.el);\r
- this.editor.updateToolbar(true);\r
- return false;\r
- };\r
- a.oncontextmenu = function() {\r
- // TODO: add context menu here\r
- this.blur();\r
- var info = "Inline style:\n\n";\r
- info += this.el.style.cssText.split(/;\s*/).join(";\n");\r
- alert(info);\r
- return false;\r
- };\r
- var txt = el.tagName.toLowerCase();\r
- a.title = el.style.cssText;\r
- if (el.id) {\r
- txt += "#" + el.id;\r
- }\r
- if (el.className) {\r
- txt += "." + el.className;\r
- }\r
- a.appendChild(document.createTextNode(txt));\r
- this._statusBarTree.appendChild(a);\r
- if (i != 0) {\r
- this._statusBarTree.appendChild(document.createTextNode(String.fromCharCode(0xbb)));\r
- }\r
- }\r
- }\r
- }\r
- for (var i in this._toolbarObjects) {\r
- var btn = this._toolbarObjects[i];\r
- var cmd = i;\r
- var inContext = true;\r
- if (btn.context && !text) {\r
- inContext = false;\r
- var context = btn.context;\r
- var attrs = [];\r
- if (/(.*)\[(.*?)\]/.test(context)) {\r
- context = RegExp.$1;\r
- attrs = RegExp.$2.split(",");\r
- }\r
- context = context.toLowerCase();\r
- var match = (context == "*");\r
- for (var k in ancestors) {\r
- if (!ancestors[k]) {\r
- // the impossible really happens.\r
- continue;\r
- }\r
- if (match || (ancestors[k].tagName.toLowerCase() == context)) {\r
- inContext = true;\r
- for (var ka in attrs) {\r
- if (!eval("ancestors[k]." + attrs[ka])) {\r
- inContext = false;\r
- break;\r
- }\r
- }\r
- if (inContext) {\r
- break;\r
- }\r
- }\r
- }\r
- }\r
- btn.state("enabled", (!text || btn.text) && inContext);\r
- if (typeof cmd == "function") {\r
- continue;\r
- }\r
- // look-it-up in the custom dropdown boxes\r
- var dropdown = this.config.customSelects[cmd];\r
- if ((!text || btn.text) && (typeof dropdown != "undefined")) {\r
- dropdown.refresh(this);\r
- continue;\r
- }\r
- switch (cmd) {\r
- case "fontname":\r
- case "fontsize":\r
- case "formatblock":\r
- if (!text) {\r
- var value = ("" + doc.queryCommandValue(cmd)).toLowerCase();\r
- if (!value) {\r
- // FIXME: what do we do here?\r
- break;\r
- }\r
- // HACK -- retrieve the config option for this\r
- // combo box. We rely on the fact that the\r
- // variable in config has the same name as\r
- // button name in the toolbar.\r
- var options = this.config[cmd];\r
- var k = 0;\r
- // btn.element.selectedIndex = 0;\r
- for (var j in options) {\r
- // FIXME: the following line is scary.\r
- if ((j.toLowerCase() == value) ||\r
- (options[j].substr(0, value.length).toLowerCase() == value)) {\r
- btn.element.selectedIndex = k;\r
- break;\r
- }\r
- ++k;\r
- }\r
- }\r
- break;\r
- case "textindicator":\r
- if (!text) {\r
- try {with (btn.element.style) {\r
- backgroundColor = HTMLArea._makeColor(\r
- doc.queryCommandValue(HTMLArea.is_ie ? "backcolor" : "hilitecolor"));\r
- if (/transparent/i.test(backgroundColor)) {\r
- // Mozilla\r
- backgroundColor = HTMLArea._makeColor(doc.queryCommandValue("backcolor"));\r
- }\r
- color = HTMLArea._makeColor(doc.queryCommandValue("forecolor"));\r
- fontFamily = doc.queryCommandValue("fontname");\r
- fontWeight = doc.queryCommandState("bold") ? "bold" : "normal";\r
- fontStyle = doc.queryCommandState("italic") ? "italic" : "normal";\r
- }} catch (e) {\r
- // alert(e + "\n\n" + cmd);\r
- }\r
- }\r
- break;\r
- case "htmlmode": btn.state("active", text); break;\r
- default:\r
- try {\r
- btn.state("active", (!text && doc.queryCommandState(cmd)));\r
- } catch (e) {}\r
- }\r
- }\r
- // take undo snapshots\r
- if (!this._timerUndo) {\r
- this._undoTakeSnapshot();\r
- var editor = this;\r
- this._timerUndo = setTimeout(function() {\r
- editor._timerUndo = null;\r
- }, this.config.undoTimeout);\r
- }\r
- // check if any plugins have registered refresh handlers\r
- for (var i in this.plugins) {\r
- var plugin = this.plugins[i].instance;\r
- if (typeof plugin.onUpdateToolbar == "function")\r
- plugin.onUpdateToolbar();\r
- }\r
-};\r
-\r
-/** Returns a node after which we can insert other nodes, in the current\r
- * selection. The selection is removed. It splits a text node, if needed.\r
- */\r
-HTMLArea.prototype.insertNodeAtSelection = function(toBeInserted) {\r
- if (!HTMLArea.is_ie) {\r
- var sel = this._getSelection();\r
- var range = this._createRange(sel);\r
- // remove the current selection\r
- sel.removeAllRanges();\r
- range.deleteContents();\r
- var node = range.startContainer;\r
- var pos = range.startOffset;\r
- switch (node.nodeType) {\r
- case 3: // Node.TEXT_NODE\r
- // we have to split it at the caret position.\r
- if (toBeInserted.nodeType == 3) {\r
- // do optimized insertion\r
- node.insertData(pos, toBeInserted.data);\r
- range = this._createRange();\r
- range.setEnd(node, pos + toBeInserted.length);\r
- range.setStart(node, pos + toBeInserted.length);\r
- sel.addRange(range);\r
- } else {\r
- node = node.splitText(pos);\r
- var selnode = toBeInserted;\r
- if (toBeInserted.nodeType == 11 /* Node.DOCUMENT_FRAGMENT_NODE */) {\r
- selnode = selnode.firstChild;\r
- }\r
- node.parentNode.insertBefore(toBeInserted, node);\r
- this.selectNodeContents(selnode);\r
- this.updateToolbar();\r
- }\r
- break;\r
- case 1: // Node.ELEMENT_NODE\r
- var selnode = toBeInserted;\r
- if (toBeInserted.nodeType == 11 /* Node.DOCUMENT_FRAGMENT_NODE */) {\r
- selnode = selnode.firstChild;\r
- }\r
- node.insertBefore(toBeInserted, node.childNodes[pos]);\r
- this.selectNodeContents(selnode);\r
- this.updateToolbar();\r
- break;\r
- }\r
- } else {\r
- return null; // this function not yet used for IE <FIXME>\r
- }\r
-};\r
-\r
-// Returns the deepest node that contains both endpoints of the selection.\r
-HTMLArea.prototype.getParentElement = function() {\r
- var sel = this._getSelection();\r
- var range = this._createRange(sel);\r
- if (HTMLArea.is_ie) {\r
- return range.parentElement ? range.parentElement() : this._doc.body;\r
- } else {\r
- var p = range.commonAncestorContainer;\r
- while (p.nodeType == 3) {\r
- p = p.parentNode;\r
- }\r
- return p;\r
- }\r
-};\r
-\r
-// Returns an array with all the ancestor nodes of the selection.\r
-HTMLArea.prototype.getAllAncestors = function() {\r
- var p = this.getParentElement();\r
- var a = [];\r
- while (p && (p.nodeType == 1) && (p.tagName.toLowerCase() != 'body')) {\r
- a.push(p);\r
- p = p.parentNode;\r
- }\r
- a.push(this._doc.body);\r
- return a;\r
-};\r
-\r
-// Selects the contents inside the given node\r
-HTMLArea.prototype.selectNodeContents = function(node, pos) {\r
- this.focusEditor();\r
- this.forceRedraw();\r
- var range;\r
- var collapsed = (typeof pos != "undefined");\r
- if (HTMLArea.is_ie) {\r
- range = this._doc.body.createTextRange();\r
- range.moveToElementText(node);\r
- (collapsed) && range.collapse(pos);\r
- range.select();\r
- } else {\r
- var sel = this._getSelection();\r
- range = this._doc.createRange();\r
- range.selectNodeContents(node);\r
- (collapsed) && range.collapse(pos);\r
- sel.removeAllRanges();\r
- sel.addRange(range);\r
- }\r
-};\r
-\r
-/** Call this function to insert HTML code at the current position. It deletes\r
- * the selection, if any.\r
- */\r
-HTMLArea.prototype.insertHTML = function(html) {\r
- var sel = this._getSelection();\r
- var range = this._createRange(sel);\r
- if (HTMLArea.is_ie) {\r
- range.pasteHTML(html);\r
- } else {\r
- // construct a new document fragment with the given HTML\r
- var fragment = this._doc.createDocumentFragment();\r
- var div = this._doc.createElement("div");\r
- div.innerHTML = html;\r
- while (div.firstChild) {\r
- // the following call also removes the node from div\r
- fragment.appendChild(div.firstChild);\r
- }\r
- // this also removes the selection\r
- var node = this.insertNodeAtSelection(fragment);\r
- }\r
-};\r
-\r
-/**\r
- * Call this function to surround the existing HTML code in the selection with\r
- * your tags. FIXME: buggy! This function will be deprecated "soon".\r
- */\r
-HTMLArea.prototype.surroundHTML = function(startTag, endTag) {\r
- var html = this.getSelectedHTML();\r
- // the following also deletes the selection\r
- this.insertHTML(startTag + html + endTag);\r
-};\r
-\r
-/// Retrieve the selected block\r
-HTMLArea.prototype.getSelectedHTML = function() {\r
- var sel = this._getSelection();\r
- var range = this._createRange(sel);\r
- var existing = null;\r
- if (HTMLArea.is_ie) {\r
- existing = range.htmlText;\r
- } else {\r
- existing = HTMLArea.getHTML(range.cloneContents(), false);\r
- }\r
- return existing;\r
-};\r
-\r
-// Called when the user clicks on "InsertImage" button\r
-HTMLArea.prototype._insertImage = function() {\r
- var editor = this; // for nested functions\r
- this._popupDialog("insert_image.php?id=<?php echo $id ?>", function(param) {\r
- if (!param) { // user must have pressed Cancel\r
- return false;\r
- }\r
- var sel = editor._getSelection();\r
- var range = editor._createRange(sel);\r
- editor._doc.execCommand("insertimage", false, param["f_url"]);\r
- var img = null;\r
- if (HTMLArea.is_ie) {\r
- img = range.parentElement();\r
- // wonder if this works...\r
- if (img.tagName.toLowerCase() != "img") {\r
- img = img.previousSibling;\r
- }\r
- } else {\r
- img = range.startContainer.previousSibling;\r
- }\r
- for (field in param) {\r
- var value = param[field];\r
- if (!value) {\r
- continue;\r
- }\r
- switch (field) {\r
- case "f_alt" : img.alt = value; break;\r
- case "f_border" : img.border = parseInt(value); break;\r
- case "f_align" : img.align = value; break;\r
- case "f_vert" : img.vspace = parseInt(value); break;\r
- case "f_horiz" : img.hspace = parseInt(value); break;\r
- }\r
- }\r
- }, null);\r
-};\r
-\r
-// Called when the user clicks the Insert Table button\r
-HTMLArea.prototype._insertTable = function() {\r
- var sel = this._getSelection();\r
- var range = this._createRange(sel);\r
- var editor = this; // for nested functions\r
- this._popupDialog("insert_table.php", function(param) {\r
- if (!param) { // user must have pressed Cancel\r
- return false;\r
- }\r
- var doc = editor._doc;\r
- // create the table element\r
- var table = doc.createElement("table");\r
- // assign the given arguments\r
- for (var field in param) {\r
- var value = param[field];\r
- if (!value) {\r
- continue;\r
- }\r
- switch (field) {\r
- case "f_width" : table.style.width = value + param["f_unit"]; break;\r
- case "f_align" : table.align = value; break;\r
- case "f_border" : table.border = parseInt(value); break;\r
- case "f_spacing" : table.cellspacing = parseInt(value); break;\r
- case "f_padding" : table.cellpadding = parseInt(value); break;\r
- }\r
- }\r
- var tbody = doc.createElement("tbody");\r
- table.appendChild(tbody);\r
- for (var i = 0; i < param["f_rows"]; ++i) {\r
- var tr = doc.createElement("tr");\r
- tbody.appendChild(tr);\r
- for (var j = 0; j < param["f_cols"]; ++j) {\r
- var td = doc.createElement("td");\r
- /// Moodle hack\r
- if(param["f_unit"] == "px") {\r
- tdwidth = Math.round(table.width / param["f_cols"]);\r
- } else {\r
- tdwidth = Math.round(100 / param["f_cols"]);\r
- } \r
- td.setAttribute("width",tdwidth + param["f_unit"]);\r
- td.setAttribute("valign","top");\r
- /// Moodle hack -ends\r
- tr.appendChild(td);\r
- // Mozilla likes to see something inside the cell.\r
- (HTMLArea.is_gecko) && td.appendChild(doc.createElement("br"));\r
- }\r
- }\r
- if (HTMLArea.is_ie) {\r
- range.pasteHTML(table.outerHTML);\r
- } else {\r
- // insert the table\r
- editor.insertNodeAtSelection(table);\r
- }\r
- return true;\r
- }, null);\r
-};\r
-\r
-/******************************************************************\r
-* Moodle hack - insertSmile\r
-******************************************************************/\r
-/// since method insertimage doesn't work the same way in mozilla\r
-/// as it does in IE, let's go around this for both browsers.\r
-HTMLArea.prototype._insertSmile = function() {\r
- var sel = this._getSelection();\r
- var range = this._createRange(sel);\r
- var editor = this; // for nested functions\r
- this._popupDialog("dlg_ins_smile.php", function(imgString) {\r
- if(!imgString) {\r
- return false;\r
- }\r
- if (HTMLArea.is_ie) {\r
- range.pasteHTML(imgString);\r
- } else {\r
- // insert the table\r
- editor.insertHTML(imgString);\r
- }\r
- return true;\r
- }, null);\r
-};\r
-\r
-HTMLArea.prototype._insertChar = function() {\r
- var sel = this._getSelection();\r
- var range = this._createRange(sel);\r
- var editor = this; // for nested functions\r
- this._popupDialog("dlg_ins_char.php", function(sChar) {\r
- if(!sChar) {\r
- return false;\r
- }\r
- if (HTMLArea.is_ie) {\r
- range.pasteHTML(sChar);\r
- } else {\r
- // insert the table\r
- editor.insertHTML(sChar);\r
- }\r
- return true;\r
- }, null);\r
-};\r
-/************************************************************************\r
-* Moodle hack's ends\r
-************************************************************************/\r
-/// Called when the user Pastes from Ctrl-V; \r
-HTMLArea.prototype._pasteSpecial = function() { \r
- var editor = this; // for nested functions \r
- editor.unPasteSpecial = function () {editor._unPasteSpecial()}; \r
- HTMLArea._addEvent(editor._doc, "keyup",editor.unPasteSpecial); \r
-}; \r
-\r
-/// Called on Ctrl-V keyup; \r
-\r
-HTMLArea.prototype._unPasteSpecial = function() { \r
- var editor = this; \r
- HTMLArea._removeEvent(editor._doc, "keyup",editor.unPasteSpecial); \r
- editor._wordClean(); \r
-}; \r
-\r
-// Word Clean Function; \r
-\r
-HTMLArea.prototype._wordClean = function() {\r
- var D = this.getInnerHTML();\r
- if (D.indexOf('class=Mso') >= 0 || D.indexOf('mso') >= 0) {\r
-\r
- // make one line\r
- D = D.replace(/\r\n/g, ' ').\r
- replace(/\n/g, ' ').\r
- replace(/\r/g, ' ').\r
- replace(/\ \;/g,' ');\r
-\r
- // keep tags, strip attributes\r
- D = D.replace(/ class=[^\s|>]*/gi,'').\r
- //replace(/<p [^>]*TEXT-ALIGN: justify[^>]*>/gi,'<p align="justify">').\r
- replace(/ style=\"[^>]*\"/gi,'').\r
- replace(/ align=[^\s|>]*/gi,'');\r
-\r
- //clean up tags\r
- D = D.replace(/<b [^>]*>/gi,'<b>').\r
- replace(/<i [^>]*>/gi,'<i>').\r
- replace(/<li [^>]*>/gi,'<li>').\r
- replace(/<ul [^>]*>/gi,'<ul>');\r
-\r
- // replace outdated tags\r
- D = D.replace(/<b>/gi,'<strong>').\r
- replace(/<\/b>/gi,'</strong>');\r
-\r
- // mozilla doesn't like <em> tags\r
- D = D.replace(/<em>/gi,'<i>').\r
- replace(/<\/em>/gi,'</i>');\r
-\r
- // kill unwanted tags\r
- D = D.replace(/<\?xml:[^>]*>/g, ''). // Word xml\r
- replace(/<\/?st1:[^>]*>/g,''). // Word SmartTags\r
- replace(/<\/?[a-z]\:[^>]*>/g,''). // All other funny Word non-HTML stuff\r
- replace(/<\/?font[^>]*>/gi,''). // Disable if you want to keep font formatting\r
- replace(/<\/?span[^>]*>/gi,' ').\r
- replace(/<\/?div[^>]*>/gi,' ').\r
- replace(/<\/?pre[^>]*>/gi,' ').\r
- //replace(/<\/?h[1-6][^>]*>/gi,' ').\r
- /// Try to remove <!--[endif]--> and stuff\r
- replace(/<!--[^>]*>/gi,''); /// MOODLE HACK - not so sure does this work right?\r
-\r
- //remove empty tags\r
- //D = D.replace(/<strong><\/strong>/gi,'').\r
- //replace(/<i><\/i>/gi,'').\r
- //replace(/<P[^>]*><\/P>/gi,'');\r
-\r
- // nuke double tags\r
- oldlen = D.length + 1;\r
- while(oldlen > D.length) {\r
- oldlen = D.length;\r
- // join us now and free the tags, we'll be free hackers, we'll be free... ;-)\r
- D = D.replace(/<([a-z][a-z]*)> *<\/\1>/gi,' ').\r
- replace(/<([a-z][a-z]*)> *<([a-z][^>]*)> *<\/\1>/gi,'<$2>');\r
- }\r
- D = D.replace(/<([a-z][a-z]*)><\1>/gi,'<$1>').\r
- replace(/<\/([a-z][a-z]*)><\/\1>/gi,'<\/$1>');\r
-\r
- // nuke double spaces\r
- D = D.replace(/ */gi,' ');\r
-\r
- this.setHTML(D);\r
- this.updateToolbar();\r
- }\r
-};\r
-/***************************************************\r
- * Category: EVENT HANDLERS\r
- ***************************************************/\r
-\r
-// el is reference to the SELECT object\r
-// txt is the name of the select field, as in config.toolbar\r
-HTMLArea.prototype._comboSelected = function(el, txt) {\r
- this.focusEditor();\r
- var value = el.options[el.selectedIndex].value;\r
- switch (txt) {\r
- case "fontname":\r
- case "fontsize": this.execCommand(txt, false, value); break;\r
- case "formatblock":\r
- (HTMLArea.is_ie) && (value = "<" + value + ">");\r
- this.execCommand(txt, false, value);\r
- break;\r
- default:\r
- // try to look it up in the registered dropdowns\r
- var dropdown = this.config.customSelects[txt];\r
- if (typeof dropdown != "undefined") {\r
- dropdown.action(this);\r
- } else {\r
- alert("FIXME: combo box " + txt + " not implemented");\r
- }\r
- }\r
-};\r
-\r
-// the execCommand function (intercepts some commands and replaces them with\r
-// our own implementation)\r
-HTMLArea.prototype.execCommand = function(cmdID, UI, param) {\r
- var editor = this; // for nested functions\r
- this.focusEditor();\r
- switch (cmdID.toLowerCase()) {\r
- case "htmlmode" : this.setMode(); break;\r
- case "hilitecolor":\r
- (HTMLArea.is_ie) && (cmdID = "backcolor");\r
- case "forecolor":\r
- this._popupDialog("select_color.html", function(color) {\r
- if (color) { // selection not canceled\r
- editor._doc.execCommand(cmdID, false, "#" + color);\r
- }\r
- }, HTMLArea._colorToRgb(this._doc.queryCommandValue(cmdID)));\r
- break;\r
- case "createlink":\r
- if (HTMLArea.is_ie || !UI) {\r
- this._doc.execCommand(cmdID, UI, param);\r
- } else {\r
- // browser is Mozilla & wants UI\r
- var param;\r
- if ((param = prompt("Enter URL"))) {\r
- this._doc.execCommand(cmdID, false, param);\r
- }\r
- }\r
- break;\r
- case "popupeditor":\r
- if (HTMLArea.is_ie) {\r
- window.open(this.popupURL("fullscreen.php?id=<?php echo $id ?>"), "ha_fullscreen",\r
- "toolbar=no,location=no,directories=no,status=no,menubar=no," +\r
- "scrollbars=no,resizable=yes,width=640,height=480");\r
- } else {\r
- window.open(this.popupURL("fullscreen.php?id=<?php echo $id ?>"), "ha_fullscreen",\r
- "toolbar=no,menubar=no,personalbar=no,width=640,height=480," +\r
- "scrollbars=no,resizable=yes");\r
- }\r
- // pass this object to the newly opened window\r
- HTMLArea._object = this;\r
- break;\r
- case "undo": this.undo(); break;\r
- case "redo": this.redo(); break;\r
- case "inserttable": this._insertTable(); break;\r
- case "insertimage": this._insertImage(); break;\r
- case "insertsmile": this._insertSmile(); break;\r
- case "insertchar": this._insertChar(); break;\r
- case "about" : this._popupDialog("about.html", null, this); break;\r
- case "showhelp" : window.open(this.config.editorURL + "reference.html", "ha_help"); break;\r
- /// Moodle hack\r
- case "pastespecial" : this._pasteSpecial(); break;\r
- /// Moodle hack\r
- default: this._doc.execCommand(cmdID, UI, param);\r
- }\r
- this.updateToolbar();\r
- return false;\r
-};\r
-\r
-/** A generic event handler for things that happen in the IFRAME's document.\r
- * This function also handles key bindings. */\r
-HTMLArea.prototype._editorEvent = function(ev) {\r
- var editor = this;\r
- var keyEvent = (HTMLArea.is_ie && ev.type == "keydown") || (ev.type == "keypress");\r
- if (keyEvent && ev.ctrlKey && ! ev.altKey) {\r
- var sel = null;\r
- var range = null;\r
- var key = String.fromCharCode(HTMLArea.is_ie ? ev.keyCode : ev.charCode).toLowerCase();\r
- var cmd = null;\r
- var value = null;\r
- switch (key) {\r
- case 'a':\r
- if (!HTMLArea.is_ie) {\r
- // KEY select all\r
- sel = this._getSelection();\r
- sel.removeAllRanges();\r
- range = this._createRange();\r
- range.selectNodeContents(this._doc.body);\r
- sel.addRange(range);\r
- HTMLArea._stopEvent(ev);\r
- }\r
- break;\r
-\r
- // simple key commands follow\r
-\r
- case 'b': cmd = "bold"; break;\r
- case 'i': cmd = "italic"; break;\r
- case 'u': cmd = "underline"; break;\r
- case 's': cmd = "strikethrough"; break;\r
- case 'l': cmd = "justifyleft"; break;\r
- case 'e': cmd = "justifycenter"; break;\r
- case 'r': cmd = "justifyright"; break;\r
- case 'j': cmd = "justifyfull"; break;\r
- case 'v': this.execCommand("pasteSpecial"); break;\r
- case 'z': cmd = "undo"; break;\r
- case 'y': cmd = "redo"; break;\r
-\r
- // headings\r
- case '1':\r
- case '2':\r
- case '3':\r
- case '4':\r
- case '5':\r
- case '6':\r
- cmd = "formatblock";\r
- value = "h" + key;\r
- if (HTMLArea.is_ie) {\r
- value = "<" + value + ">";\r
- }\r
- break;\r
- }\r
- if (cmd) {\r
- // execute simple command\r
- this.execCommand(cmd, false, value);\r
- HTMLArea._stopEvent(ev);\r
- }\r
- }\r
- /*\r
- else if (keyEvent) {\r
- // other keys here\r
- switch (ev.keyCode) {\r
- case 13: // KEY enter\r
- // if (HTMLArea.is_ie) {\r
- this.insertHTML("<br />");\r
- HTMLArea._stopEvent(ev);\r
- // }\r
- break;\r
- }\r
- }\r
- */\r
- // update the toolbar state after some time\r
- if (editor._timerToolbar) {\r
- clearTimeout(editor._timerToolbar);\r
- }\r
- editor._timerToolbar = setTimeout(function() {\r
- editor.updateToolbar();\r
- editor._timerToolbar = null;\r
- }, 50);\r
-};\r
-\r
-// retrieve the HTML\r
-HTMLArea.prototype.getHTML = function() {\r
- switch (this._editMode) {\r
- case "wysiwyg" :\r
- if (!this.config.fullPage)\r
- return HTMLArea.getHTML(this._doc.body, false);\r
- else\r
- return this.doctype + "\n" + HTMLArea.getHTML(this._doc.documentElement, true);\r
- case "textmode" : return this._textArea.value;\r
- default : alert("Mode <" + mode + "> not defined!");\r
- }\r
- return false;\r
-};\r
-\r
-// retrieve the HTML (fastest version, but uses innerHTML)\r
-HTMLArea.prototype.getInnerHTML = function() {\r
- switch (this._editMode) {\r
- case "wysiwyg" :\r
- if (!this.config.fullPage)\r
- return this._doc.body.innerHTML;\r
- else\r
- return this.doctype + "\n" + this._doc.documentElement.innerHTML;\r
- case "textmode" : return this._textArea.value;\r
- default : alert("Mode <" + mode + "> not defined!");\r
- }\r
- return false;\r
-};\r
-\r
-// completely change the HTML inside\r
-HTMLArea.prototype.setHTML = function(html) {\r
- switch (this._editMode) {\r
- case "wysiwyg" :\r
- if (!this.config.fullPage)\r
- this._doc.body.innerHTML = html;\r
- else\r
- // this._doc.documentElement.innerHTML = html;\r
- this._doc.body.innerHTML = html;\r
- break;\r
- case "textmode" : this._textArea.value = html; break;\r
- default : alert("Mode <" + mode + "> not defined!");\r
- }\r
- return false;\r
-};\r
-\r
-// sets the given doctype (useful when config.fullPage is true)\r
-HTMLArea.prototype.setDoctype = function(doctype) {\r
- this.doctype = doctype;\r
-};\r
-\r
-/***************************************************\r
- * Category: UTILITY FUNCTIONS\r
- ***************************************************/\r
-\r
-// browser identification\r
-\r
-HTMLArea.agt = navigator.userAgent.toLowerCase();\r
-HTMLArea.is_ie = ((HTMLArea.agt.indexOf("msie") != -1) && (HTMLArea.agt.indexOf("opera") == -1));\r
-HTMLArea.is_opera = (HTMLArea.agt.indexOf("opera") != -1);\r
-HTMLArea.is_mac = (HTMLArea.agt.indexOf("mac") != -1);\r
-HTMLArea.is_mac_ie = (HTMLArea.is_ie && HTMLArea.is_mac);\r
-HTMLArea.is_win_ie = (HTMLArea.is_ie && !HTMLArea.is_mac);\r
-HTMLArea.is_gecko = (navigator.product == "Gecko");\r
-\r
-// variable used to pass the object to the popup editor window.\r
-HTMLArea._object = null;\r
-\r
-// FIXME!!! this should return false for IE < 5.5\r
-HTMLArea.checkSupportedBrowser = function() {\r
- if (HTMLArea.is_gecko) {\r
- if (navigator.productSub < 20021201) {\r
- alert("You need at least Mozilla-1.3 Alpha.\n" +\r
- "Sorry, your Gecko is not supported.");\r
- return false;\r
- }\r
- if (navigator.productSub < 20030210) {\r
- alert("Mozilla < 1.3 Beta is not supported!\n" +\r
- "I'll try, though, but it might not work.");\r
- }\r
- }\r
- return HTMLArea.is_gecko || HTMLArea.is_ie;\r
-};\r
-\r
-// selection & ranges\r
-\r
-// returns the current selection object\r
-HTMLArea.prototype._getSelection = function() {\r
- if (HTMLArea.is_ie) {\r
- return this._doc.selection;\r
- } else {\r
- return this._iframe.contentWindow.getSelection();\r
- }\r
-};\r
-\r
-// returns a range for the current selection\r
-HTMLArea.prototype._createRange = function(sel) {\r
- if (HTMLArea.is_ie) {\r
- return sel.createRange();\r
- } else {\r
- this.focusEditor();\r
- if (typeof sel != "undefined") {\r
- return sel.getRangeAt(0);\r
- } else {\r
- return this._doc.createRange();\r
- }\r
- }\r
-};\r
-\r
-// event handling\r
-\r
-HTMLArea._addEvent = function(el, evname, func) {\r
- if (HTMLArea.is_ie) {\r
- el.attachEvent("on" + evname, func);\r
- } else {\r
- el.addEventListener(evname, func, true);\r
- }\r
-};\r
-\r
-HTMLArea._addEvents = function(el, evs, func) {\r
- for (var i in evs) {\r
- HTMLArea._addEvent(el, evs[i], func);\r
- }\r
-};\r
-\r
-HTMLArea._removeEvent = function(el, evname, func) {\r
- if (HTMLArea.is_ie) {\r
- el.detachEvent("on" + evname, func);\r
- } else {\r
- el.removeEventListener(evname, func, true);\r
- }\r
-};\r
-\r
-HTMLArea._removeEvents = function(el, evs, func) {\r
- for (var i in evs) {\r
- HTMLArea._removeEvent(el, evs[i], func);\r
- }\r
-};\r
-\r
-HTMLArea._stopEvent = function(ev) {\r
- if (HTMLArea.is_ie) {\r
- ev.cancelBubble = true;\r
- ev.returnValue = false;\r
- } else {\r
- ev.preventDefault();\r
- ev.stopPropagation();\r
- }\r
-};\r
-\r
-HTMLArea._removeClass = function(el, className) {\r
- if (!(el && el.className)) {\r
- return;\r
- }\r
- var cls = el.className.split(" ");\r
- var ar = new Array();\r
- for (var i = cls.length; i > 0;) {\r
- if (cls[--i] != className) {\r
- ar[ar.length] = cls[i];\r
- }\r
- }\r
- el.className = ar.join(" ");\r
-};\r
-\r
-HTMLArea._addClass = function(el, className) {\r
- // remove the class first, if already there\r
- HTMLArea._removeClass(el, className);\r
- el.className += " " + className;\r
-};\r
-\r
-HTMLArea._hasClass = function(el, className) {\r
- if (!(el && el.className)) {\r
- return false;\r
- }\r
- var cls = el.className.split(" ");\r
- for (var i = cls.length; i > 0;) {\r
- if (cls[--i] == className) {\r
- return true;\r
- }\r
- }\r
- return false;\r
-};\r
-\r
-HTMLArea.isBlockElement = function(el) {\r
- var blockTags = " body form textarea fieldset ul ol dl li div " +\r
- "p h1 h2 h3 h4 h5 h6 quote pre table thead " +\r
- "tbody tfoot tr td iframe address ";\r
- return (blockTags.indexOf(" " + el.tagName.toLowerCase() + " ") != -1);\r
-};\r
-\r
-HTMLArea.needsClosingTag = function(el) {\r
- var closingTags = " head script style div span tr td tbody table em strong font a title ";\r
- return (closingTags.indexOf(" " + el.tagName.toLowerCase() + " ") != -1);\r
-};\r
-\r
-// performs HTML encoding of some given string\r
-HTMLArea.htmlEncode = function(str) {\r
- // we don't need regexp for that, but.. so be it for now.\r
- str = str.replace(/&/ig, "&");\r
- str = str.replace(/</ig, "<");\r
- str = str.replace(/>/ig, ">");\r
- str = str.replace(/\x22/ig, """);\r
- // \x22 means '"' -- we use hex reprezentation so that we don't disturb\r
- // JS compressors (well, at least mine fails.. ;)\r
- return str;\r
-};\r
-\r
-// Retrieves the HTML code from the given node. This is a replacement for\r
-// getting innerHTML, using standard DOM calls.\r
-HTMLArea.getHTML = function(root, outputRoot) {\r
- var html = "";\r
- switch (root.nodeType) {\r
- case 1: // Node.ELEMENT_NODE\r
- case 11: // Node.DOCUMENT_FRAGMENT_NODE\r
- var closed;\r
- var i;\r
- var root_tag = root.tagName.toLowerCase();\r
- if (HTMLArea.is_ie && root_tag == "head") {\r
- if (outputRoot)\r
- html += "<head>";\r
- // lowercasize\r
- var save_multiline = RegExp.multiline;\r
- RegExp.multiline = true;\r
- var txt = root.innerHTML.replace(HTMLArea.RE_tagName, function(str, p1, p2) {\r
- return p1 + p2.toLowerCase();\r
- });\r
- RegExp.multiline = save_multiline;\r
- html += txt;\r
- if (outputRoot)\r
- html += "</head>";\r
- break;\r
- } else if (outputRoot) {\r
- closed = (!(root.hasChildNodes() || HTMLArea.needsClosingTag(root)));\r
- html = "<" + root.tagName.toLowerCase();\r
- var attrs = root.attributes;\r
- for (i = 0; i < attrs.length; ++i) {\r
- var a = attrs.item(i);\r
- if (!a.specified) {\r
- continue;\r
- }\r
- var name = a.nodeName.toLowerCase();\r
- if (/_moz|contenteditable/.test(name)) {\r
- // avoid certain attributes\r
- continue;\r
- }\r
- var value;\r
- if (name != "style") {\r
- // IE5.5 reports 25 when cellSpacing is\r
- // 1; other values might be doomed too.\r
- // For this reason we extract the\r
- // values directly from the root node.\r
- // I'm starting to HATE JavaScript\r
- // development. Browser differences\r
- // suck.\r
- if (typeof root[a.nodeName] != "undefined") {\r
- value = root[a.nodeName];\r
- } else {\r
- value = a.nodeValue;\r
- }\r
- } else { // IE fails to put style in attributes list\r
- // FIXME: cssText reported by IE is UPPERCASE\r
- value = root.style.cssText;\r
- }\r
- if (/_moz/.test(value)) {\r
- // Mozilla reports some special tags\r
- // here; we don't need them.\r
- continue;\r
- }\r
- html += " " + name + '="' + value + '"';\r
- }\r
- html += closed ? " />" : ">";\r
- }\r
- for (i = root.firstChild; i; i = i.nextSibling) {\r
- html += HTMLArea.getHTML(i, true);\r
- }\r
- if (outputRoot && !closed) {\r
- html += "</" + root.tagName.toLowerCase() + ">";\r
- }\r
- break;\r
- case 3: // Node.TEXT_NODE\r
- html = HTMLArea.htmlEncode(root.data);\r
- break;\r
- case 8: // Node.COMMENT_NODE\r
- html = "<!--" + root.data + "-->";\r
- break; // skip comments, for now.\r
- }\r
- return html;\r
-};\r
-\r
-// creates a rgb-style color from a number\r
-HTMLArea._makeColor = function(v) {\r
- if (typeof v != "number") {\r
- // already in rgb (hopefully); IE doesn't get here.\r
- return v;\r
- }\r
- // IE sends number; convert to rgb.\r
- var r = v & 0xFF;\r
- var g = (v >> 8) & 0xFF;\r
- var b = (v >> 16) & 0xFF;\r
- return "rgb(" + r + "," + g + "," + b + ")";\r
-};\r
-\r
-// returns hexadecimal color representation from a number or a rgb-style color.\r
-HTMLArea._colorToRgb = function(v) {\r
- if (!v)\r
- return '';\r
-\r
- // returns the hex representation of one byte (2 digits)\r
- function hex(d) {\r
- return (d < 16) ? ("0" + d.toString(16)) : d.toString(16);\r
- };\r
-\r
- if (typeof v == "number") {\r
- // we're talking to IE here\r
- var r = v & 0xFF;\r
- var g = (v >> 8) & 0xFF;\r
- var b = (v >> 16) & 0xFF;\r
- return "#" + hex(r) + hex(g) + hex(b);\r
- }\r
-\r
- if (v.substr(0, 3) == "rgb") {\r
- // in rgb(...) form -- Mozilla\r
- var re = /rgb\s*\(\s*([0-9]+)\s*,\s*([0-9]+)\s*,\s*([0-9]+)\s*\)/;\r
- if (v.match(re)) {\r
- var r = parseInt(RegExp.$1);\r
- var g = parseInt(RegExp.$2);\r
- var b = parseInt(RegExp.$3);\r
- return "#" + hex(r) + hex(g) + hex(b);\r
- }\r
- // doesn't match RE?! maybe uses percentages or float numbers\r
- // -- FIXME: not yet implemented.\r
- return null;\r
- }\r
-\r
- if (v.substr(0, 1) == "#") {\r
- // already hex rgb (hopefully :D )\r
- return v;\r
- }\r
-\r
- // if everything else fails ;)\r
- return null;\r
-};\r
-\r
-// modal dialogs for Mozilla (for IE we're using the showModalDialog() call).\r
-\r
-// receives an URL to the popup dialog and a function that receives one value;\r
-// this function will get called after the dialog is closed, with the return\r
-// value of the dialog.\r
-HTMLArea.prototype._popupDialog = function(url, action, init) {\r
- Dialog(this.popupURL(url), action, init);\r
-};\r
-\r
-// paths\r
-\r
-HTMLArea.prototype.imgURL = function(file, plugin) {\r
- if (typeof plugin == "undefined")\r
- return this.config.editorURL + file;\r
- else\r
- return this.config.editorURL + "plugins/" + plugin + "/img/" + file;\r
-};\r
-\r
-HTMLArea.prototype.popupURL = function(file) {\r
- var url = "";\r
- if (file.match(/^plugin:\/\/(.*?)\/(.*)/)) {\r
- var plugin = RegExp.$1;\r
- var popup = RegExp.$2;\r
- if (!/\.html$/.test(popup))\r
- popup += ".html";\r
- url = this.config.editorURL + "plugins/" + plugin + "/popups/" + popup;\r
- } else\r
- url = this.config.editorURL + this.config.popupURL + file;\r
- return url;\r
-};\r
-\r
-// EOF\r
-// Local variables: //\r
-// c-basic-offset:8 //\r
-// indent-tabs-mode:t //\r
-// End: //\r
+<?php
+ include("../../config.php");
+
+ $lastmodified = filemtime("htmlarea.php");
+ $lifetime = 1800;
+
+ header("Content-type: application/x-javascript"); // Correct MIME type
+ header("Last-Modified: " . gmdate("D, d M Y H:i:s", $lastmodified) . " GMT");
+ header("Expires: " . gmdate("D, d M Y H:i:s", time() + $lifetime) . " GMT");
+ header("Cache-control: max_age = $lifetime");
+ header("Pragma: ");
+
+ $lang = current_language();
+
+ if (empty($lang)) {
+ $lang = "en";
+ }
+
+ $strheading = get_string("heading", "editor");
+ $strnormal = get_string("normal", "editor");
+ $straddress = get_string("address", "editor");
+ $strpreformatted = get_string("preformatted", "editor");
+?>
+
+// htmlArea v3.0 - Copyright (c) 2002, 2003 interactivetools.com, inc.
+// This copyright notice MUST stay intact for use (see license.txt).
+//
+// Portions (c) dynarch.com, 2003-2004
+//
+// A free WYSIWYG editor replacement for <textarea> fields.
+// For full source code and docs, visit http://www.interactivetools.com/
+//
+// Version 3.0 developed by Mihai Bazon.
+// http://dynarch.com/mishoo
+//
+// $Id$
+
+if (typeof _editor_url == "string") {
+ // Leave exactly one backslash at the end of _editor_url
+ _editor_url = _editor_url.replace(/\x2f*$/, '/');
+} else {
+ //alert("WARNING: _editor_url is not set! You should set this variable to the editor files path; it should preferably be an absolute path, like in '/htmlarea', but it can be relative if you prefer. Further we will try to load the editor files correctly but we'll probably fail.");
+ _editor_url = '<?php print ($CFG->wwwroot); ?>/lib/editor/';
+}
+
+// make sure we have a language
+if (typeof _editor_lang == "string") {
+ _editor_lang = "en"; // should always be english in moodle.
+} else {
+ _editor_lang = "en";
+}
+
+// Creates a new HTMLArea object. Tries to replace the textarea with the given
+// ID with it.
+function HTMLArea(textarea, config) {
+ if (HTMLArea.checkSupportedBrowser()) {
+ if (typeof config == "undefined") {
+ this.config = new HTMLArea.Config();
+ } else {
+ this.config = config;
+ }
+ this._htmlArea = null;
+ this._textArea = textarea;
+ 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 = '';
+ }
+};
+
+// load some scripts
+(function() {
+ var scripts = HTMLArea._scripts = [ _editor_url + "htmlarea.js",
+ _editor_url + "dialog.js",
+ _editor_url + "popupwin.js",
+ _editor_url + "lang/" + _editor_lang + ".js" ];
+ var head = document.getElementsByTagName("head")[0];
+ // start from 1, htmlarea.js is already loaded
+ for (var i = 1; i < scripts.length; ++i) {
+ var script = document.createElement("script");
+ script.src = scripts[i];
+ head.appendChild(script);
+ }
+})();
+
+// cache some regexps
+HTMLArea.RE_tagName = /(<\/|<)\s*([^ \t\n>]+)/ig;
+HTMLArea.RE_doctype = /(<!doctype((.|\n)*?)>)\n?/i;
+HTMLArea.RE_head = /<head>((.|\n)*?)<\/head>/i;
+HTMLArea.RE_body = /<body>((.|\n)*?)<\/body>/i;
+
+HTMLArea.Config = function () {
+ this.version = "3.0";
+
+ this.width = "auto";
+ this.height = "auto";
+
+ // enable creation of a status bar?
+ this.statusBar = true;
+
+ // maximum size of the undo queue
+ this.undoSteps = 20;
+
+ // the time interval at which undo samples are taken
+ this.undoTimeout = 500; // 1/2 sec.
+
+ // the next parameter specifies whether the toolbar should be included
+ // in the size or not.
+ this.sizeIncludesToolbar = true;
+
+ // if true then HTMLArea will retrieve the full HTML, starting with the
+ // <HTML> tag.
+ this.fullPage = false;
+
+ // style included in the iframe document
+ this.pageStyle = "body { background-color: #fff; font-family: 'Times New Roman', Times; }";
+
+ // set to true if you want Word code to be cleaned upon Paste
+ this.killWordOnPaste = true;
+
+ // BaseURL included in the iframe document
+ this.baseURL = document.baseURI || document.URL;
+ if (this.baseURL && this.baseURL.match(/(.*)\/([^\/]+)/))
+ this.baseURL = RegExp.$1 + "/";
+
+ // URL-s
+ this.imgURL = "images/";
+ this.popupURL = "popups/";
+
+ /** 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 = [
+ [ "fontname", "space",
+ "fontsize", "space",
+ "formatblock", "space",
+ "bold", "italic", "underline", "strikethrough", "separator",
+ "subscript", "superscript", "separator",
+ "copy", "cut", "paste","clean", "separator", "undo", "redo" ],
+
+ [ "justifyleft", "justifycenter", "justifyright", "justifyfull", "separator",
+ "lefttoright", "righttoleft", "separator",
+ "insertorderedlist", "insertunorderedlist", "outdent", "indent", "separator",
+ "forecolor", "hilitecolor", "separator",
+ "inserthorizontalrule", "createlink", "unlink", "insertimage", "inserttable",
+ "insertsmile", "insertchar", "separator", "htmlmode", "separator", "popupeditor" ]
+ ];
+
+ this.fontname = {
+ "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 = {
+ "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 = {
+ "<?php echo $strheading ?> 1": "h1",
+ "<?php echo $strheading ?> 2": "h2",
+ "<?php echo $strheading ?> 3": "h3",
+ "<?php echo $strheading ?> 4": "h4",
+ "<?php echo $strheading ?> 5": "h5",
+ "<?php echo $strheading ?> 6": "h6",
+ "<?php echo $strnormal ?>": "p",
+ "<?php echo $straddress ?>": "address",
+ "<?php echo $strpreformatted ?>": "pre"
+ };
+
+ this.customSelects = {};
+
+ function cut_copy_paste(e, cmd, obj) {
+ e.execCommand(cmd);
+ };
+
+ // 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: default tooltip, for cases when it is not defined in the -lang- file (HTMLArea.I18N)
+ // - Icon: path to an icon image file for the button (TODO: use one image for all buttons!)
+ // - Enabled in text mode: if false the button gets disabled for text-only mode; otherwise enabled all the time.
+ this.btnList = {
+ bold: [ "Bold", "ed_format_bold.gif", false, function(e) {e.execCommand("bold");} ],
+ italic: [ "Italic", "ed_format_italic.gif", false, function(e) {e.execCommand("italic");} ],
+ underline: [ "Underline", "ed_format_underline.gif", false, function(e) {e.execCommand("underline");} ],
+ strikethrough: [ "Strikethrough", "ed_format_strike.gif", false, function(e) {e.execCommand("strikethrough");} ],
+ subscript: [ "Subscript", "ed_format_sub.gif", false, function(e) {e.execCommand("subscript");} ],
+ superscript: [ "Superscript", "ed_format_sup.gif", false, function(e) {e.execCommand("superscript");} ],
+ justifyleft: [ "Justify Left", "ed_align_left.gif", false, function(e) {e.execCommand("justifyleft");} ],
+ justifycenter: [ "Justify Center", "ed_align_center.gif", false, function(e) {e.execCommand("justifycenter");} ],
+ justifyright: [ "Justify Right", "ed_align_right.gif", false, function(e) {e.execCommand("justifyright");} ],
+ justifyfull: [ "Justify Full", "ed_align_justify.gif", false, function(e) {e.execCommand("justifyfull");} ],
+ insertorderedlist: [ "Ordered List", "ed_list_num.gif", false, function(e) {e.execCommand("insertorderedlist");} ],
+ insertunorderedlist: [ "Bulleted List", "ed_list_bullet.gif", false, function(e) {e.execCommand("insertunorderedlist");} ],
+ outdent: [ "Decrease Indent", "ed_indent_less.gif", false, function(e) {e.execCommand("outdent");} ],
+ indent: [ "Increase Indent", "ed_indent_more.gif", false, function(e) {e.execCommand("indent");} ],
+ forecolor: [ "Font Color", "ed_color_fg.gif", false, function(e) {e.execCommand("forecolor");} ],
+ hilitecolor: [ "Background Color", "ed_color_bg.gif", false, function(e) {e.execCommand("hilitecolor");} ],
+ inserthorizontalrule: [ "Horizontal Rule", "ed_hr.gif", false, function(e) {e.execCommand("inserthorizontalrule");} ],
+ createlink: [ "Insert Web Link", "ed_link.gif", false, function(e) {e.execCommand("createlink", true);} ],
+ unlink: [ "Remove Link", "ed_unlink.gif", false, function(e) {e.execCommand("unlink");} ],
+ insertimage: [ "Insert/Modify Image", "ed_image.gif", false, function(e) {e.execCommand("insertimage");} ],
+ inserttable: [ "Insert Table", "insert_table.gif", false, function(e) {e.execCommand("inserttable");} ],
+ htmlmode: [ "Toggle HTML Source", "ed_html.gif", true, function(e) {e.execCommand("htmlmode");} ],
+ popupeditor: [ "Enlarge Editor", "fullscreen_maximize.gif", true, function(e) {e.execCommand("popupeditor");} ],
+ about: [ "About this editor", "ed_about.gif", true, function(e) {e.execCommand("about");} ],
+ showhelp: [ "Help using editor", "ed_help.gif", true, function(e) {e.execCommand("showhelp");} ],
+ undo: [ "Undoes your last action", "ed_undo.gif", false, function(e) {e.execCommand("undo");} ],
+ redo: [ "Redoes your last action", "ed_redo.gif", false, function(e) {e.execCommand("redo");} ],
+ cut: [ "Cut selection", "ed_cut.gif", false, cut_copy_paste ],
+ copy: [ "Copy selection", "ed_copy.gif", false, cut_copy_paste ],
+ paste: [ "Paste from clipboard", "ed_paste.gif", false, cut_copy_paste ],
+ clean: [ "Clean Word HTML", "ed_wordclean.gif", false, function(e) {e.execCommand("killword"); }],
+ lefttoright: [ "Direction left to right", "ed_left_to_right.gif", false, function(e) {e.execCommand("lefttoright");} ],
+ righttoleft: [ "Direction right to left", "ed_right_to_left.gif", false, function(e) {e.execCommand("righttoleft");} ],
+ insertsmile: ["Insert Smiley", "em.icon.smile.gif", false, function(e) {e.execCommand("insertsmile");} ],
+ insertchar: [ "Insert Char", "icon_ins_char.gif", false, function(e) {e.execCommand("insertchar");} ]
+ };
+ /* 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('<span style="background:yellow">', '</span>'); }, // 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];
+ btn[1] = _editor_url + this.imgURL + btn[1];
+ if (typeof HTMLArea.I18N.tooltips[i] != "undefined") {
+ btn[0] = HTMLArea.I18N.tooltips[i];
+ }
+ }
+};
+
+/** 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('<span class="hilite">', '</span>');
+ * },
+ * context : "p" // will be disabled if outside a <p> 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;
+ }
+};
+
+/** 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 in toolbar) {
+ 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: 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");
+ this._toolbar = toolbar;
+ toolbar.className = "toolbar";
+ toolbar.unselectable = "1";
+ var tb_row = null;
+ var tb_objects = new Object();
+ this._toolbarObjects = tb_objects;
+
+ // creates a new line in the toolbar
+ function newLine() {
+ var table = document.createElement("table");
+ table.border = "0px";
+ table.cellSpacing = "0px";
+ table.cellPadding = "0px";
+ 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);
+ }; // 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;
+ 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;
+ } else {
+ alert("ERROR [createSelect]:\nCan't find the requested dropdown definition");
+ }
+ break;
+ }
+ if (options) {
+ el = document.createElement("select");
+ 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
+ };
+ tb_objects[txt] = obj;
+ for (var i in options) {
+ var op = document.createElement("option");
+ op.appendChild(document.createTextNode(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":
+ 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.I18N.tooltips.textindicator;
+ 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
+ };
+ tb_objects[txt] = obj;
+ break;
+ default:
+ btn = editor.config.btnList[txt];
+ }
+ if (!el && btn) {
+ el = document.createElement("div");
+ 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?
+ };
+ tb_objects[txt] = obj;
+ // handlers to emulate nice flat toolbar buttons
+ HTMLArea._addEvent(el, "mouseover", function () {
+ if (obj.enabled) {
+ HTMLArea._addClass(el, "buttonHover");
+ }
+ });
+ 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");
+ obj.cmd(editor, obj.name, obj);
+ _stopEvent(is_ie ? window.event : ev);
+ }
+ });
+ var img = document.createElement("img");
+ img.src = btn[1];
+ img.style.width = "18px";
+ img.style.height = "18px";
+ el.appendChild(img);
+ } else if (!el) {
+ el = createSelect(txt);
+ }
+ if (el) {
+ var tb_cell = document.createElement("td");
+ tb_row.appendChild(tb_cell);
+ tb_cell.appendChild(el);
+ } else {
+ alert("FIXME: Unknown toolbar item: " + txt);
+ }
+ return el;
+ };
+
+ var first = true;
+ for (var i in this.config.toolbar) {
+ if (!first) {
+ createButton("linebreak");
+ } else {
+ first = false;
+ }
+ var group = this.config.toolbar[i];
+ for (var j in group) {
+ 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.I18N.custom[label];
+ }
+ var tb_cell = document.createElement("td");
+ tb_row.appendChild(tb_cell);
+ tb_cell.className = "label";
+ tb_cell.innerHTML = label;
+ } else {
+ createButton(code);
+ }
+ }
+ }
+
+ this._htmlArea.appendChild(toolbar);
+};
+
+HTMLArea.prototype._createStatusBar = function() {
+ var statusbar = document.createElement("div");
+ statusbar.className = "statusBar";
+ this._htmlArea.appendChild(statusbar);
+ this._statusBar = statusbar;
+ // statusbar.appendChild(document.createTextNode(HTMLArea.I18N.msg["Path"] + ": "));
+ // creates a holder for the path view
+ div = document.createElement("span");
+ div.className = "statusBarTree";
+ div.innerHTML = HTMLArea.I18N.msg["Path"] + ": ";
+ this._statusBarTree = div;
+ this._statusBar.appendChild(div);
+ if (!this.config.statusBar) {
+ // disable it...
+ statusbar.style.display = "none";
+ }
+};
+
+// 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
+ // get the textarea
+ var textarea = this._textArea;
+ if (typeof textarea == "string") {
+ // it's not element but ID
+ this._textArea = textarea = HTMLArea.getElementById("textarea", textarea);
+ }
+ this._ta_size = {
+ w: textarea.offsetWidth,
+ h: textarea.offsetHeight
+ };
+ textarea.style.display = "none";
+
+ // create the editor framework
+ var htmlarea = document.createElement("div");
+ htmlarea.className = "htmlarea";
+ this._htmlArea = htmlarea;
+
+ // insert the editor before the textarea.
+ textarea.parentNode.insertBefore(htmlarea, textarea);
+
+ if (textarea.form) {
+ // we have a form, on submit get the HTMLArea content and
+ // update original textarea.
+ var f = textarea.form;
+ if (typeof f.onsubmit == "function") {
+ var funcref = f.onsubmit;
+ if (typeof f.__msh_prevOnSubmit == "undefined") {
+ f.__msh_prevOnSubmit = [];
+ }
+ f.__msh_prevOnSubmit.push(funcref);
+ }
+ f.onsubmit = function() {
+ editor._textArea.value = editor.getHTML();
+ var a = this.__msh_prevOnSubmit;
+ // call previous submit methods if they were there.
+ if (typeof a != "undefined") {
+ for (var i in a) {
+ a[i]();
+ }
+ }
+ };
+ }
+
+ // add a handler for the "back/forward" case -- on body.unload we save
+ // the HTML content into the original textarea.
+ window.onunload = function() {
+ editor._textArea.value = editor.getHTML();
+ };
+
+ // creates & appends the toolbar
+ this._createToolbar();
+
+ // create the IFRAME
+ var iframe = document.createElement("iframe");
+
+ if (HTMLArea.is_ie) { // http://moodle.org/mod/forum/discuss.php?d=8555
+ // tricky! set src to local url to turn off SSL security alert
+ iframe.src = _editor_url + this.config.popupURL+"blank.html";
+ }
+
+ htmlarea.appendChild(iframe);
+
+ this._iframe = iframe;
+
+ // creates & appends the status bar, if the case
+ this._createStatusBar();
+
+ // remove the default border as it keeps us from computing correctly
+ // the sizes. (somebody tell me why doesn't this work in IE)
+
+ if (!HTMLArea.is_ie) {
+ iframe.style.borderWidth = "1px";
+ // iframe.frameBorder = "1";
+ // iframe.marginHeight = "0";
+ // iframe.marginWidth = "0";
+ }
+
+ // size the IFRAME according to user's prefs or initial textarea
+ var height = (this.config.height == "auto" ? (this._ta_size.h + "px") : this.config.height);
+ height = parseInt(height);
+ var width = (this.config.width == "auto" ? (this._ta_size.w + 50 + "px") : this.config.width);
+ width = parseInt(width);
+
+ if (!HTMLArea.is_ie) {
+ height -= 2;
+ width -= 2;
+ }
+
+ iframe.style.width = width + "px";
+ if (this.config.sizeIncludesToolbar) {
+ // substract toolbar height
+ height -= this._toolbar.offsetHeight;
+ height -= this._statusBar.offsetHeight;
+ }
+ if (height < 0) {
+ height = 0;
+ }
+ iframe.style.height = height + "px";
+
+ // the editor including the toolbar now have the same size as the
+ // original textarea.. which means that we need to reduce that a bit.
+ textarea.style.width = iframe.style.width;
+ textarea.style.height = iframe.style.height;
+
+ // IMPORTANT: we have to allow Mozilla a short time to recognize the
+ // new frame. Otherwise we get a stupid exception.
+ function initIframe() {
+ var doc = editor._iframe.contentWindow.document;
+ if (!doc) {
+ // Try again..
+ // FIXME: don't know what else to do here. Normally
+ // we'll never reach this point.
+ if (HTMLArea.is_gecko) {
+ setTimeout(initIframe, 100);
+ return false;
+ } else {
+ alert("ERROR: IFRAME can't be initialized.");
+ }
+ }
+ if (HTMLArea.is_gecko) {
+ // enable editable mode for Mozilla
+ doc.designMode = "on";
+ }
+ editor._doc = doc;
+ if (!editor.config.fullPage) {
+ doc.open();
+ var html = "<html>\n";
+ html += "<head>\n";
+ if (editor.config.baseURL)
+ html += '<base href="' + editor.config.baseURL + '" />';
+ html += "<style>" + editor.config.pageStyle + " td { border: 1px dotted gray; }</style>\n";
+ html += "</head>\n";
+ html += "<body>\n";
+ html += editor._textArea.value;
+ html += "</body>\n";
+ html += "</html>";
+ doc.write(html);
+ doc.close();
+ } else {
+ var html = editor._textArea.value;
+ if (html.match(HTMLArea.RE_doctype)) {
+ editor.setDoctype(RegExp.$1);
+ html = html.replace(HTMLArea.RE_doctype, "");
+ }
+ doc.open();
+ doc.write(html);
+ doc.close();
+ }
+
+ if (HTMLArea.is_ie) {
+ // enable editable mode for IE. For some reason this
+ // doesn't work if done in the same place as for Gecko
+ // (above).
+ doc.body.contentEditable = true;
+ }
+
+ editor.focusEditor();
+ // 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;
+ if (typeof plugin.onGenerate == "function")
+ plugin.onGenerate();
+ }
+
+ setTimeout(function() {
+ editor.updateToolbar();
+ }, 250);
+
+ if (typeof editor.onGenerate == "function")
+ editor.onGenerate();
+ };
+ setTimeout(initIframe, 100);
+};
+
+// 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":
+ this._textArea.value = this.getHTML();
+ this._iframe.style.display = "none";
+ this._textArea.style.display = "block";
+ if (this.config.statusBar) {
+ this._statusBar.innerHTML = HTMLArea.I18N.msg["TEXT_MODE"];
+ }
+ break;
+ case "wysiwyg":
+ if (HTMLArea.is_gecko) {
+ // disable design mode before changing innerHTML
+ try {
+ this._doc.designMode = "off";
+ } catch(e) {};
+ }
+ if (!this.config.fullPage)
+ this._doc.body.innerHTML = this.getHTML();
+ else
+ this.setFullHTML(this.getHTML());
+ this._iframe.style.display = "block";
+ this._textArea.style.display = "none";
+ if (HTMLArea.is_gecko) {
+ // we need to refresh that info for Moz-1.3a
+ try {
+ this._doc.designMode = "on";
+ //this._doc.focus();
+ } catch(e) {};
+ }
+ if (this.config.statusBar) {
+ this._statusBar.innerHTML = '';
+ this._statusBar.appendChild(document.createTextNode(HTMLArea.I18N.msg["Path"] + ": "));
+ this._statusBar.appendChild(this._statusBarTree);
+ }
+ break;
+ default:
+ alert("Mode <" + mode + "> not defined!");
+ return false;
+ }
+ this._editMode = mode;
+ this.focusEditor();
+};
+
+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 html_re = /<html>((.|\n)*?)<\/html>/i;
+ html = html.replace(html_re, "$1");
+ this._doc.open();
+ this._doc.write(html);
+ this._doc.close();
+ this._doc.body.contentEditable = true;
+ return true;
+ }
+};
+
+/***************************************************
+ * Category: PLUGINS
+ ***************************************************/
+
+// 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);
+ 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;
+ } else
+ alert("Can't register plugin " + plugin.toString() + ".");
+};
+
+// Create the specified plugin and register it with this HTMLArea
+HTMLArea.prototype.registerPlugin = function() {
+ var plugin = arguments[0];
+ var args = [];
+ for (var i = 1; i < arguments.length; ++i)
+ args.push(arguments[i]);
+ this.registerPlugin2(plugin, args);
+};
+
+// 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.loadPlugin = function(pluginName) {
+ var dir = _editor_url + "plugins/" + 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;
+ var plugin_lang = dir + "/lang/" + HTMLArea.I18N.lang + ".js";
+ HTMLArea._scripts.push(plugin_file, plugin_lang);
+ document.write("<script type='text/javascript' src='" + plugin_file + "'></script>");
+ document.write("<script type='text/javascript' src='" + plugin_lang + "'></script>");
+};
+
+HTMLArea.loadStyle = function(style, plugin) {
+ var url = _editor_url || '';
+ if (typeof plugin != "undefined") {
+ url += "plugins/" + plugin + "/";
+ }
+ url += style;
+ document.write("<style type='text/css'>@import url(" + url + ");</style>");
+};
+HTMLArea.loadStyle("htmlarea.css");
+
+/***************************************************
+ * Category: EDITOR UTILITIES
+ ***************************************************/
+
+// The following function is a slight variation of the word cleaner code posted
+// by Weeezl (user @ InteractiveTools forums).
+HTMLArea.prototype._wordClean = function() {
+ var D = this.getInnerHTML();
+ if (D.indexOf("class=Mso") >= 0 || D.indexOf("mso") >= 0 || D.indexOf("Mso") >= 0) {
+
+ // make one line
+ D = D.replace(/\r\n/g, ' ').
+ replace(/\n/g, ' ').
+ replace(/\r/g, ' ').
+ replace(/\ \;/g,' ');
+
+ // keep tags, strip attributes
+ D = D.replace(/ class=[^\s|>]*/gi,'').
+ //replace(/<p [^>]*TEXT-ALIGN: justify[^>]*>/gi,'<p align="justify">').
+ replace(/ style=\"[^>]*\"/gi,'').
+ replace(/ align=[^\s|>]*/gi,'');
+
+ //clean up tags
+ D = D.replace(/<b [^>]*>/gi,'<b>').
+ replace(/<i [^>]*>/gi,'<i>').
+ replace(/<li [^>]*>/gi,'<li>').
+ replace(/<ul [^>]*>/gi,'<ul>');
+
+ // replace outdated tags
+ D = D.replace(/<b>/gi,'<strong>').
+ replace(/<\/b>/gi,'</strong>');
+
+ // mozilla doesn't like <em> tags
+ D = D.replace(/<em>/gi,'<i>').
+ replace(/<\/em>/gi,'</i>');
+
+ // kill unwanted tags
+ D = D.replace(/<\?xml:[^>]*>/g, ''). // Word xml
+ replace(/<\/?st1:[^>]*>/g,''). // Word SmartTags
+ replace(/<\/?[a-z]\:[^>]*>/g,''). // All other funny Word non-HTML stuff
+ replace(/<\/?font[^>]*>/gi,''). // Disable if you want to keep font formatting
+ replace(/<\/?span[^>]*>/gi,' ').
+ replace(/<\/?div[^>]*>/gi,' ').
+ replace(/<\/?pre[^>]*>/gi,' ').
+ replace(/<(\/?)(h[1-6]+)[^>]*>/gi,'<$1$2>');
+
+ //remove empty tags
+ //D = D.replace(/<strong><\/strong>/gi,'').
+ //replace(/<i><\/i>/gi,'').
+ //replace(/<P[^>]*><\/P>/gi,'');
+
+ // nuke double tags
+ oldlen = D.length + 1;
+ while(oldlen > D.length) {
+ oldlen = D.length;
+ // join us now and free the tags, we'll be free hackers, we'll be free... ;-)
+ D = D.replace(/<([a-z][a-z]*)> *<\/\1>/gi,' ').
+ replace(/<([a-z][a-z]*)> *<([a-z][^>]*)> *<\/\1>/gi,'<$2>');
+ }
+ D = D.replace(/<([a-z][a-z]*)><\1>/gi,'<$1>').
+ replace(/<\/([a-z][a-z]*)><\/\1>/gi,'<\/$1>');
+
+ // nuke double spaces
+ D = D.replace(/ */gi,' ');
+
+ this.setHTML(D);
+ this.updateToolbar();
+ }
+};
+
+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) {
+ case "wysiwyg" : this._iframe.contentWindow.focus(); break;
+ case "textmode": this._textArea.focus(); 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;
+ }
+};
+
+// 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.I18N.msg["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 = "#";
+ a.el = el;
+ a.editor = this;
+ a.onclick = function() {
+ this.blur();
+ this.editor.selectNodeContents(this.el);
+ this.editor.updateToolbar(true);
+ return false;
+ };
+ a.oncontextmenu = 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 (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 in ancestors) {
+ if (!ancestors[k]) {
+ // the impossible really happens.
+ continue;
+ }
+ if (match || (ancestors[k].tagName.toLowerCase() == context)) {
+ inContext = true;
+ for (var ka in attrs) {
+ 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":
+ case "formatblock":
+ if (!text) try {
+ var value = ("" + doc.queryCommandValue(cmd)).toLowerCase();
+ if (!value) {
+ // FIXME: what do we do here?
+ 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;
+ // btn.element.selectedIndex = 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;
+ break;
+ }
+ ++k;
+ }
+ } catch(e) {};
+ 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:
+ 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);
+ }
+ // check if any plugins have registered refresh handlers
+ for (var i in this.plugins) {
+ var plugin = this.plugins[i].instance;
+ if (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 <FIXME>
+ }
+};
+
+// Returns the deepest node that contains both endpoints of the selection.
+HTMLArea.prototype.getParentElement = function() {
+ var sel = this._getSelection();
+ var range = this._createRange(sel);
+ if (HTMLArea.is_ie) {
+ switch (sel.type) {
+ case "Text":
+ 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;
+};
+
+// Selects the contents inside the given node
+HTMLArea.prototype.selectNodeContents = function(node, pos) {
+ this.focusEditor();
+ this.forceRedraw();
+ var range;
+ var collapsed = (typeof pos != "undefined");
+ if (HTMLArea.is_ie) {
+ range = this._doc.body.createTextRange();
+ range.moveToElementText(node);
+ (collapsed) && range.collapse(pos);
+ range.select();
+ } else {
+ var sel = this._getSelection();
+ range = this._doc.createRange();
+ 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);
+ 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 && !/^a$/i.test(link.tagName))
+ link = null;
+ }
+ if (link) outparam = {
+ f_href : HTMLArea.is_ie ? editor.stripBaseURL(link.href) : link.getAttribute("href"),
+ f_title : link.title,
+ f_target : link.target
+ };
+ this._popupDialog("link_std.php?id=<?php echo $id; ?>", function(param) {
+ if (!param)
+ return false;
+ var a = link;
+ if (!a) {
+ editor._doc.execCommand("createlink", false, param.f_href);
+ a = editor.getParentElement();
+ var sel = editor._getSelection();
+ var range = editor._createRange(sel);
+ // if (!HTMLArea.is_ie) { /// Removed by PJ and Martin, Moodle bug #1455
+ // a = range.startContainer;
+ // if (!/^a$/i.test(a.tagName))
+ // a = a.nextSibling;
+ // }
+ } else a.href = param.f_href.trim();
+ if (!/^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_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,
+ f_width : image.width,
+ f_height : image.height
+ };
+ this._popupDialog("<?php
+ if(isteacher($id)) {
+ echo "insert_image.php?id=$id";
+ } else {
+ echo "insert_image_std.php?id=$id";
+ }?>", function(param) {
+ if (!param) { // user must have pressed Cancel
+ return false;
+ }
+ var img = image;
+ if (!img) {
+ var sel = editor._getSelection();
+ var range = editor._createRange(sel);
+ editor._doc.execCommand("insertimage", false, param.f_url);
+ if (HTMLArea.is_ie) {
+ img = range.parentElement();
+ // wonder if this works...
+ if (img.tagName.toLowerCase() != "img") {
+ img = img.previousSibling;
+ }
+ } else {
+ img = range.startContainer.previousSibling;
+ }
+ } else {
+ img.src = param.f_url;
+ }
+ for (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;
+ case "f_width" :
+ if(value != 0) {
+ img.width = parseInt(value);
+ } else {
+ break;
+ }
+ break;
+ case "f_height" :
+ if(value != 0) {
+ img.height = parseInt(value);
+ } else {
+ break;
+ }
+ 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("insert_table.php", 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.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 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");
+ /// Moodle hack
+ if(param["f_unit"] == "px") {
+ tdwidth = Math.round(table.width / param["f_cols"]);
+ } else {
+ tdwidth = Math.round(100 / param["f_cols"]);
+ }
+ td.setAttribute("width",tdwidth + param["f_unit"]);
+ td.setAttribute("valign","top");
+ /// Moodle hack -ends
+ tr.appendChild(td);
+ // Mozilla likes to see something inside the cell.
+ (HTMLArea.is_gecko) && td.appendChild(doc.createElement("br"));
+ }
+ }
+ if (HTMLArea.is_ie) {
+ range.pasteHTML(table.outerHTML);
+ } else {
+ // insert the table
+ editor.insertNodeAtSelection(table);
+ }
+ return true;
+ }, null);
+};
+/******************************************************************
+* Moodle hack - insertSmile
+******************************************************************/
+/// since method insertimage doesn't work the same way in mozilla
+/// as it does in IE, let's go around this for both browsers.
+HTMLArea.prototype._insertSmile = function() {
+ var sel = this._getSelection();
+ var range = this._createRange(sel);
+ var editor = this; // for nested functions
+ this._popupDialog("dlg_ins_smile.php", function(imgString) {
+ if(!imgString) {
+ return false;
+ }
+ if (HTMLArea.is_ie) {
+ range.pasteHTML(imgString);
+ } else {
+ // insert the table
+ editor.insertHTML(imgString);
+ }
+ return true;
+ }, null);
+};
+
+HTMLArea.prototype._insertChar = function() {
+ var sel = this._getSelection();
+ var range = this._createRange(sel);
+ var editor = this; // for nested functions
+ this._popupDialog("dlg_ins_char.php", function(sChar) {
+ if(!sChar) {
+ return false;
+ }
+ if (HTMLArea.is_ie) {
+ range.pasteHTML(sChar);
+ } else {
+ // insert the table
+ editor.insertHTML(sChar);
+ }
+ return true;
+ }, null);
+};
+
+HTMLArea.prototype._removelink = function() {
+ var editor = this;
+ link = this.getParentElement();
+ editor.selectNodeContents(link);
+
+ this._doc.execCommand("unlink", false, null);
+ this.focusEditor();
+};
+/************************************************************************
+* Moodle hack's ends
+************************************************************************/
+/***************************************************
+ * 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 + ">");
+ 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();
+ switch (cmdID) {
+ case "htmlmode" : this.setMode(); break;
+ case "hilitecolor":
+ (HTMLArea.is_ie) && (cmdID = "backcolor");
+ case "forecolor":
+ this._popupDialog("select_color.php", 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 "unlink": this._removelink(); break;
+ case "popupeditor":
+ // this object will be passed to the newly opened window
+ HTMLArea._object = this;
+ if (HTMLArea.is_ie) {
+ //if (confirm(HTMLArea.I18N.msg["IE-sucks-full-screen"]))
+ {
+ window.open(this.popupURL("fullscreen.php?id=<?php print($id);?>"), "ha_fullscreen",
+ "toolbar=no,location=no,directories=no,status=no,menubar=no," +
+ "scrollbars=no,resizable=yes,width=800,height=600");
+ }
+ } else {
+ window.open(this.popupURL("fullscreen.php?id=<?php print($id);?>"), "ha_fullscreen",
+ "toolbar=no,menubar=no,personalbar=no,width=800,height=600," +
+ "scrollbars=no,resizable=yes");
+ }
+ 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 "insertsmile": this._insertSmile(); break;
+ case "insertchar": this._insertChar(); break;
+ case "about" : this._popupDialog("about.html", null, this); break;
+ case "showhelp" : window.open(_editor_url + "reference.html", "ha_help"); break;
+
+ case "killword": this._wordClean(); break;
+
+ case "cut":
+ case "copy":
+ case "paste":
+ try {
+ if (this.config.killWordOnPaste)
+ this._wordClean();
+ this._doc.execCommand(cmdID, UI, param);
+ } catch (e) {
+ if (HTMLArea.is_gecko) {
+ if (confirm("Unprivileged scripts cannot access Cut/Copy/Paste programatically " +
+ "for security reasons. Click OK to see a technical note at mozilla.org " +
+ "which shows you how to allow a script to access the clipboard." +
+ "\n\nFor more information HOW TO enable Cut/Copy/Paste see moodle -discussion: " +
+ "\nhttp://moodle.org/mod/forum/discuss.php?d=5880"))
+ window.open("http://mozilla.org/editor/midasdemo/securityprefs.html");
+ }
+ }
+ 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: this._doc.execCommand(cmdID, UI, param);
+ }
+ 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") || (ev.type == "keypress");
+ if (keyEvent) {
+ for (var i in editor.plugins) {
+ var plugin = editor.plugins[i].instance;
+ if (typeof plugin.onKeyPress == "function") plugin.onKeyPress(ev);
+ }
+ }
+ 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': cmd = "paste"; 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) {
+ // other keys here
+ switch (ev.keyCode) {
+ case 13: // KEY enter
+ // if (HTMLArea.is_ie) {
+ this.insertHTML("<br />");
+ 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;
+ }, 50);
+};
+
+// retrieve the HTML
+HTMLArea.prototype.getHTML = function() {
+ switch (this._editMode) {
+ case "wysiwyg" :
+ if (!this.config.fullPage) {
+ return HTMLArea.getHTML(this._doc.body, false, this);
+ } else
+ return this.doctype + "\n" + HTMLArea.getHTML(this._doc.documentElement, true, this);
+ case "textmode" : return this._textArea.value;
+ default : alert("Mode <" + mode + "> not defined!");
+ }
+ return false;
+};
+
+// retrieve the HTML (fastest version, but uses innerHTML)
+HTMLArea.prototype.getInnerHTML = function() {
+ switch (this._editMode) {
+ case "wysiwyg" :
+ if (!this.config.fullPage)
+ return this._doc.body.innerHTML;
+ else
+ return this.doctype + "\n" + this._doc.documentElement.innerHTML;
+ case "textmode" : return this._textArea.value;
+ default : alert("Mode <" + mode + "> not defined!");
+ }
+ return false;
+};
+
+// completely change the HTML inside
+HTMLArea.prototype.setHTML = function(html) {
+ switch (this._editMode) {
+ case "wysiwyg" :
+ if (!this.config.fullPage)
+ this._doc.body.innerHTML = html;
+ else
+ // this._doc.documentElement.innerHTML = html;
+ this._doc.body.innerHTML = html;
+ break;
+ case "textmode" : this._textArea.value = html; break;
+ default : alert("Mode <" + mode + "> not defined!");
+ }
+ return false;
+};
+
+// sets the given doctype (useful when config.fullPage is true)
+HTMLArea.prototype.setDoctype = function(doctype) {
+ this.doctype = doctype;
+};
+
+/***************************************************
+ * Category: UTILITY FUNCTIONS
+ ***************************************************/
+
+// 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");
+
+// 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) {
+ var newObj = new Object;
+
+ // check for array objects
+ if (obj.constructor.toString().indexOf("function Array(") == 1) {
+ newObj = obj.constructor();
+ }
+
+ // check for function objects (as usual, IE is fucked up)
+ if (obj.constructor.toString().indexOf("function Function(") == 1) {
+ 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.focusEditor();
+ if (typeof sel != "undefined") {
+ try {
+ return sel.getRangeAt(0);
+ } catch(e) {
+ return this._doc.createRange();
+ }
+ } else {
+ return this._doc.createRange();
+ }
+ }
+};
+
+// event handling
+
+HTMLArea._addEvent = function(el, evname, func) {
+ if (HTMLArea.is_ie) {
+ el.attachEvent("on" + evname, func);
+ } else {
+ el.addEventListener(evname, func, true);
+ }
+};
+
+HTMLArea._addEvents = function(el, evs, func) {
+ for (var i in evs) {
+ 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 in evs) {
+ HTMLArea._removeEvent(el, evs[i], func);
+ }
+};
+
+HTMLArea._stopEvent = function(ev) {
+ if (HTMLArea.is_ie) {
+ ev.cancelBubble = true;
+ ev.returnValue = false;
+ } else {
+ ev.preventDefault();
+ ev.stopPropagation();
+ }
+};
+
+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.isBlockElement = function(el) {
+ var 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 iframe address ";
+ return (blockTags.indexOf(" " + el.tagName.toLowerCase() + " ") != -1);
+};
+
+HTMLArea.needsClosingTag = function(el) {
+ var closingTags = " head script style div span tr td tbody table em strong font a title ";
+ return (closingTags.indexOf(" " + el.tagName.toLowerCase() + " ") != -1);
+};
+
+// performs HTML encoding of some given string
+HTMLArea.htmlEncode = function(str) {
+ // we don't need regexp for that, but.. so be it for now.
+ str = str.replace(/&/ig, "&");
+ str = str.replace(/</ig, "<");
+ str = str.replace(/>/ig, ">");
+ str = str.replace(/\x22/ig, """);
+ // \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.
+HTMLArea.getHTML = function(root, outputRoot, editor) {
+ var html = "";
+ switch (root.nodeType) {
+ case 1: // Node.ELEMENT_NODE
+ case 11: // Node.DOCUMENT_FRAGMENT_NODE
+ var closed;
+ var i;
+ var root_tag = (root.nodeType == 1) ? root.tagName.toLowerCase() : '';
+ if (HTMLArea.is_ie && root_tag == "head") {
+ if (outputRoot)
+ html += "<head>";
+ // 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;
+ if (outputRoot)
+ html += "</head>";
+ break;
+ } else if (outputRoot) {
+ closed = (!(root.hasChildNodes() || HTMLArea.needsClosingTag(root)));
+ html = "<" + root.tagName.toLowerCase();
+ var attrs = root.attributes;
+ for (i = 0; i < attrs.length; ++i) {
+ var a = attrs.item(i);
+ if (!a.specified) {
+ continue;
+ }
+ var name = a.nodeName.toLowerCase();
+ 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") {
+ 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);
+ }
+ }
+ } 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 + '="' + value + '"';
+ }
+ html += closed ? " />" : ">";
+ }
+ for (i = root.firstChild; i; i = i.nextSibling) {
+ html += HTMLArea.getHTML(i, true, editor);
+ }
+ if (outputRoot && !closed) {
+ html += "</" + root.tagName.toLowerCase() + ">";
+ }
+ break;
+ case 3: // Node.TEXT_NODE
+ // If a text node is alone in an element and all spaces, replace it with an non breaking one
+ // This partially undoes the damage done by moz, which translates ' 's into spaces in the data element
+ if ( !root.previousSibling && !root.nextSibling && root.data.match(/^\s*$/i) ) html = ' ';
+ else html = HTMLArea.htmlEncode(root.data);
+ break;
+ case 8: // Node.COMMENT_NODE
+ html = "<!--" + root.data + "-->";
+ break; // skip comments, for now.
+ }
+ return html;
+};
+
+HTMLArea.prototype.stripBaseURL = function(string) {
+ var baseurl = this.config.baseURL;
+
+ // IE adds the path to an anchor, converting #anchor
+ // to path/#anchor which of course needs to be fixed
+ var index = string.indexOf("/#")+1;
+ if ((index > 0) && (string.indexOf(baseurl) > -1)) {
+ return string.substr(index);
+ }
+ return string; // Moodle doesn't use the code below because
+ // Moodle likes to keep absolute links
+
+ // strip to last directory in case baseurl points to a file
+ baseurl = baseurl.replace(/[^\/]+$/, '');
+ var basere = new RegExp(baseurl);
+ string = string.replace(basere, "");
+
+ // strip host-part of URL which is added by MSIE to links relative to server root
+ baseurl = baseurl.replace(/^(https?:\/\/[^\/]+)(.*)$/, '$1');
+ basere = new RegExp(baseurl);
+ return string.replace(basere, "");
+};
+
+String.prototype.trim = function() {
+ a = this.replace(/^\s+/, '');
+ return a.replace(/\s+$/, '');
+};
+
+// 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
+ 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;
+};
+
+
+
+// EOF
+// Local variables: //
+// c-basic-offset:8 //
+// indent-tabs-mode:t //
+// End: //
projects / moodle.git / commitdiff