var RadE_HasRules = false;
Type.registerNamespace("Telerik.Web.UI.Editor");
if (typeof (Telerik.Web.UI.Editor.CommandList) == "undefined")
	Telerik.Web.UI.Editor.CommandList = {};

Telerik.Web.UI.Editor.CommandList["MOSSRightToLeft"] = function(commandName, editor, args)
{
	Telerk_MOSS_SetDirectionOfSelection(editor, "rtl");
};
Telerik.Web.UI.Editor.CommandList["MOSSLeftToRight"] = function(commandName, editor, args)
{
	Telerk_MOSS_SetDirectionOfSelection(editor, "ltr");
};
Telerik.Web.UI.Editor.CommandList["MOSSHelp"] = function(commandName, editor, args)
{
	HelpWindowKey('WCMHTMLEditor');
};
Telerik.Web.UI.Editor.CommandList["ToggleSource"] = function(commandName, editor, args)
{
	//todo: call the source dialog as the MOSS editor does
	editor.set_mode(Telerik.Web.UI.EditModes.Html);
};
Telerik.Web.UI.Editor.CommandList["MOSSInsertTable"] = function(commandName, editor, args)
{
	//todo: change the dialog to use the moss default (after firefox is fixed)
	editor.fire("TableWizard", args);
};
Telerik.Web.UI.Editor.CommandList["MOSSImageManager"] = function(commandName, editor, args)
{
	var params = editor._dialogParameters;
	var docEditor = editor.get_document();
	var configObj = new AssetPickerConfig("");
	configObj.ClientID = editor.get_id();
	configObj.DefaultAssetLocation = "";
	configObj.DefaultAssetImageLocation = "";
	configObj.CurrentWebBaseUrl = params["CurrentWebBaseUrl"];
	configObj.ManageHyperlink = false;
	configObj.AllowExternalUrls = params["AllowExternalUrls"];
	var bInserting = false;
	var elemToReplace = null;
	var imageAssetObj = new ImageAsset("");

	elemToReplace = editor.getSelectedElement();
	if (elemToReplace && elemToReplace.tagName && elemToReplace.tagName.toUpperCase() == "BODY")
	{
		//if there is no selection or selection is the whole content body
		elemToReplace = null;
	}
	var elemImage = FormJSRTE_GetNearestContainingParentElementOfTypes(editor.get_contentWindow().frameElement.id, elemToReplace, new Array("IMG"));
	if (!elemImage)
	{
		bInserting = true;
		elemImage = docEditor.createElement("IMG");
		elemImage.border = 0;
	}
	configObj.ReturnCallback = function(newAssetUrl, newAssetText, currentConfig, dialogReturnedData)
	{
		if (dialogReturnedData)
		{
			if (bInserting)
			{
				var tempDiv = docEditor.createElement("DIV");
				tempDiv.appendChild(elemImage);
				editor.pasteHtml(tempDiv.innerHTML, commandName);
				tempDiv = null;
			}
		}
	}
	var dialogReturnedData = imageAssetObj.LaunchModalDialogOnElement(configObj, elemImage, true, !bInserting);
};
Telerik.Web.UI.Editor.CommandList["MOSSLinkManager"] = function(commandName, editor, args)
{
	var params = editor._dialogParameters;
	var docEditor = editor.get_document();
	var configObj = new AssetPickerConfig("");
	configObj.ClientID = editor.get_id();
	configObj.DefaultAssetLocation = "";
	configObj.DefaultAssetImageLocation = "";
	configObj.CurrentWebBaseUrl = params["CurrentWebBaseUrl"];
	configObj.AllowExternalUrls = params["AllowExternalUrls"];
	var bInserting = false;
	var elemToReplace = null;
	var linkAsset = new LinkAsset("");
	var innerLinkHTML = null;
	linkAsset.ManageLinkDisplayText = false;
	var elemLink = FormJSRTE_GetNearestContainingParentElementOfTypes(editor.get_contentWindow().frameElement.id, editor.getSelectedElement(), new Array("A"));
	if (!elemLink)
	{
		bInserting = true;
		elemLink = docEditor.createElement("A");
		if (elemLink == null) return;
		var editorSelection = editor.getSelection();
		if (editorSelection.isControl())
		{
			elemToReplace = editor.getSelectedElement();
		}
		else
		{
			innerLinkHTML = editorSelection.getHtml();
		}
	}
	else
	{
		innerLinkHTML = elemLink.innerHTML;
	}
	configObj.ReturnCallback = function(newAssetUrl, newAssetText, currentConfig, dialogReturnedData)
	{
		if (dialogReturnedData)
		{
			var linkText = "";
			if ($telerik.isIE)
				linkText = elemLink.innerText;
			else
				linkText = elemLink.textContent;
			if (innerLinkHTML && innerLinkHTML != "")
			{
				elemLink.innerHTML = innerLinkHTML;
			}
			else if (linkText == "")
			{
				if (linkAsset.AssetText && linkAsset.AssetText != "")
				{
					linkText = linkAsset.AssetText;
				}
				else
				{
					linkText = linkAsset.AssetUrl;
				}
				elemLink.innerHTML += linkText;
			}
			if (elemToReplace != null)
			{
				var parentEl = elemToReplace.parentNode;
				elemLink.innerHTML = "";
				parentEl.insertBefore(elemLink, elemToReplace);
				elemLink.appendChild(elemToReplace);
				linkAsset.FixupIconsAndEmptyAnchors(elemLink);
				return;
			}
			else if (bInserting)
			{
				var selection = docEditor.selection;
				if (selection != null)
				{
					var textRange = selection.createRange();
					if (textRange != null)
					{
						var text = textRange.text;
						if (text && text != "" && !text.match(/^\s+$/))
						{
							textRange.execCommand("Unlink");
							elemLink.innerHTML = textRange.htmlText;
							linkAsset.FixupIconsAndEmptyAnchors(elemLink);
						}
						var tempDiv = docEditor.createElement("DIV");
						tempDiv.appendChild(elemLink);
						textRange.pasteHTML(tempDiv.innerHTML);
					}
				}
				else
				{
					//if we cannot get the selection, use the editor paste function instead
					var tempDiv = docEditor.createElement("DIV");
					tempDiv.appendChild(elemLink);
					editor.pasteHtml(tempDiv.innerHTML, commandName);
					tempDiv = null;
				}
			}
			else
			{
				linkAsset.FixupIconsAndEmptyAnchors(elemLink);
			}
		}
	}
	linkAsset.LaunchModalDialogOnElement(configObj, elemLink, true, !bInserting);
};
Telerik.Web.UI.Editor.CommandList["MOSSTemplateManager"] = function(commandName, editor, args)
{
	if (!RadE_HasRules)
	{
		RTE2_InstantiateStaticSafeHtmlRules();
		RadE_HasRules = true;
	}
	var params = editor._dialogParameters;
	var docEditor = editor.get_document();
	var configObj = new AssetPickerConfig("");
	configObj.ClientID = editor.get_id();
	configObj.DefaultAssetLocation = "";
	configObj.CurrentWebBaseUrl = params["CurrentWebBaseUrl"];
	configObj.AllowExternalUrls = params["AllowExternalUrls"];
	var bInserting = false;
	var elemToReplace = null;
	var fragmentId = null;
	var elemViewToEdit = FormJSRTE_GetNearestContainingParentElementOfTypes(editor.get_contentWindow().frameElement.id, editor.getSelectedElement(), new Array("SPAN"));
	if ((elemViewToEdit != null) && (elemViewToEdit.id == g_strRTE2ReusableFragmentCommonToken))
	{
		fragmentId = elemViewToEdit.getAttribute("fragmentid");
	}
	var dialogInput = new Object();
	dialogInput.fragmentId = fragmentId;
	var callback = function(dialogOutput)
	{
		if ((dialogOutput != null) && (dialogOutput.fragmentView != null))
		{
			var selection = docEditor.selection;
			if (selection != null)
			{
				if (selection.type == "Control")
				{
					var controlRange = selection.createRange();
					if (controlRange != null)
					{
						controlRange.execCommand("Delete");
					}
				}
				if (selection.type != "Control")
				{
					var textRange = selection.createRange();
					if (textRange != null)
					{
						var safeHtmlDocument = RadE_CreateTemporaryDocument();
						safeHtmlDocument.body.innerHTML = dialogOutput.fragmentView;
						var elements = RTE2_GetAllElements(safeHtmlDocument);
						//setting these to hardcoded values since they are not passed in the params[] array yet.
						var instanceVariables = new Object();
						instanceVariables.EditorOpenFromWebPart = false;
						instanceVariables.DisableCustomStyles = false;
						RTE2_ApplyContentFilters(elements, instanceVariables);
						textRange.pasteHTML(dialogOutput.fragmentView);
						RTE2_AlterReusableFragmentHighlights(docEditor.body, "ms-reusableTextView");
					}
				}
			}
			else
			{
				editor.pasteHtml(dialogOutput.fragmentView, commandName);
				RTE2_AlterReusableFragmentHighlights(docEditor.body, "ms-reusableTextView");
			}
		}
	};
	var dialogUrl = params["CurrentWebBaseUrl"] + "/_layouts/ReusableTextPicker.aspx";
	commonShowModalDialog(dialogUrl, "dialogHeight:600px; dialogWidth:800px; center:yes; resizable:yes; scroll:no; status:no;", callback, dialogInput);
};


function fixRadEditorReusableContent(editor)
{
	var editorBody = null;
	if (editor.get_mode() == Telerik.Web.UI.EditModes.Html)
	{
		editorBody = editor.get_document().createElement("div");
		Telerik.Web.UI.Editor.Utils.setElementInnerHtml(editorBody, editor.get_html(true));
	}
	else
	{
		editorBody = editor.get_document().body;
	}
	var allElements = editorBody.getElementsByTagName("*");
	var i = 0, len = allElements.length;
	var tempDiv = editor.get_document().createElement("div");
	var fragmentIds = [], elementsToModify = [];
	while (i < len)
	{
		var element = allElements[i];
		if (element.id == g_strRTE2ReusableFragmentCommonToken)
		{
			var fragmentId = element.getAttribute("fragmentid");
			if (fragmentId != null)
			{
				Array.add(fragmentIds, fragmentId);
				Array.add(elementsToModify, element);
			}
			else
			{
				element.removeAttribute("id", false);
			}
		}
		i++;
	}
	if (elementsToModify.length > 0)
	{
		for (var j = 0; j < elementsToModify.length; j++)
		{
			var element = elementsToModify[j];
			if (element)
			{
				tempDiv.innerHTML = "<" + element.tagName + " id=\"" + element.id + "\"></" + element.tagName + ">";
				var parent = element.parentNode;
				parent.replaceChild(tempDiv.firstChild, element);
			}
		}
	}
	var headerHtml = "";
	if (fragmentIds.length > 0)
	{
		headerHtml = "<div id=\"" + g_strRTE2ReusableFragmentCommonToken + "IdSection\">";
		for (var index = 0; index < fragmentIds.length; index++)
		{
			var fragmentId = fragmentIds[index];
			if (fragmentId != null)
			{
				headerHtml += "<a href=\"" + STSHtmlEncode(fragmentId) + "\">a</a>";
			}
		}
		headerHtml += "</div>";
	}
	if (headerHtml && editorBody.firstChild)
	{
		if (editor.get_mode() == Telerik.Web.UI.EditModes.Html)
		{
			editor.set_html(headerHtml + editorBody.innerHTML);
		}
		else
		{
			Telerik.Web.UI.Editor.Utils.setElementInnerHtml(tempDiv, headerHtml);
			editorBody.insertBefore(tempDiv.firstChild, editorBody.firstChild);
		}
	}
}

//Contains the href of HtmlEditorTableFormats.css
var Telerik_RadEditor_TableFormatsCSSLink = "";

//overwriting getDialogArguments for the predefined MOSS table layouts
Telerik.Web.UI.Editor.CommandList._oldGetDialogArguments = Telerik.Web.UI.Editor.CommandList._getDialogArguments;
Telerik.Web.UI.Editor.CommandList._getDialogArguments = function(argument, tagName, editor, commandName)
{
	//cal the original function from RadEditor for ASP.NET AJAX 
	Telerik.Web.UI.Editor.CommandList._oldGetDialogArguments(argument, tagName, editor, commandName);
	if (!argument.tableLayoutCssFile)
	{
		//Add css
		if ("TD" == tagName || "TH" == tagName || "TABLE" == tagName)
		{
			//set the link for the Table formats css
			if (!Telerik_RadEditor_TableFormatsCSSLink)
			{
				var links = document.getElementsByTagName("LINK");
				var linksLength = links.length;
				for (var i = 0; i < linksLength; i++)
				{
					var href = links[i].getAttribute("href");
					if (href.indexOf("HtmlEditorTableFormats.css") != -1)
					{
						Telerik_RadEditor_TableFormatsCSSLink = href;
						break;
					}
				}
			}
			argument.tableLayoutCssFile = Telerik_RadEditor_TableFormatsCSSLink.substring(0, Telerik_RadEditor_TableFormatsCSSLink.indexOf("?"));
		}
	}
}

// support functions
function Telerk_MOSS_SetDirectionOfSelection(editor, strDirection)
{
	var rngSelection = editor.getSelection();
	var strTagNames;
	strTagNames = "|H1|H2|H3|H4|H5|H6|P|PRE|TD|DIV|BLOCKQUOTE|DT|DD|TABLE|HR|IMG|BODY|TR|UL|OL|";
	if (rngSelection.getParentElement())
	{
		var elemSelectionParent = rngSelection.getParentElement();
		while ((elemSelectionParent != null) && (strTagNames.indexOf("|" + elemSelectionParent.tagName + "|") == -1))
		{
			elemSelectionParent = elemSelectionParent.parentNode;
		}
		if (elemSelectionParent)
		{
			Telerik_MOSS_SetDirectionOnElement(elemSelectionParent, strDirection);
		}
	}
}

function Telerik_MOSS_SetDirectionOnElement(element, strDirection)
{
	if ("ltr" == strDirection)
	{
		element.dir = "ltr";
		element.align = "left";
	}
	else if ("rtl" == strDirection)
	{
		element.dir = "rtl";
		element.align = "right";
	}
}

function RadE_CreateTemporaryDocument()
{
	// creating a temporary document for storing template content
	var iframe = document.createElement('iframe');
	document.body.appendChild(iframe);
	iframe.src = "javascript:'<html></html>'";
	iframe.frameBorder = '0';
	iframe.style.width = "0px";
	iframe.style.height = "0px";
	var doc = iframe.contentWindow.document;
	doc.open();
	doc.writeln('<head><style></style></head><body></body>');
	doc.close();
	if (!doc.body)
	{
		var oBody = doc.createElement("body");
		doc.appendChild(oBody);
	}
	if (doc.getElementsByTagName("head").length < 1)
	{
		var oHead = doc.createElement("head");
		oHead.style.visibility = "hidden";
		doc.body.parentNode.insertBefore(oHead, doc.body);
	}
	return doc;
}

//this code belongs in form.js, however it is copied here as well since in some pages form.js is not loaded by default.
function FormJSRTE_GetNearestContainingParentElementOfTypes(strBaseElementID, elem, aTagNames)
{
	var aTagNames_length = aTagNames.length;
	if (elem == null) return null;
	for (var i = 0; i < aTagNames_length; i++)
	{
		if (elem.tagName == aTagNames[i])
		{
			return elem;
		}
	}
	var elemParent = elem.parentNode;
	while (elemParent != null)
	{
		if (elemParent.id == strBaseElementID)
		{
			return null;
		}
		for (var i = 0; i < aTagNames_length; i++)
		{
			if (elemParent.tagName == aTagNames[i])
			{
				return elemParent;
			}
		}
		elemParent = elemParent.parentNode;
	}
	return null;
}