<%
Class FCKeditor

	private sBasePath
	private sInstanceName
	private sWidth
	private sHeight
	private sToolbarSet
	private sValue

	private oConfig

	Private Sub Class_Initialize()
		sBasePath		= "/admin/"
		sWidth			= "100%"
		sHeight			= "200"
		sToolbarSet		= "Default"
		sValue			= ""

		Set oConfig = CreateObject("Scripting.Dictionary")
	End Sub

	Public Property Let BasePath( basePathValue )
		sBasePath = basePathValue
	End Property

	Public Property Let InstanceName( instanceNameValue )
		sInstanceName = instanceNameValue
	End Property

	Public Property Let Width( widthValue )
		sWidth = widthValue
	End Property

	Public Property Let Height( heightValue )
		sHeight = heightValue
	End Property

	Public Property Let ToolbarSet( toolbarSetValue )
		sToolbarSet = toolbarSetValue
	End Property

	Public Property Let Value( newValue )
		If ( IsNull( newValue ) OR IsEmpty( newValue ) ) Then
			sValue = ""
		Else
			sValue = newValue
		End If
	End Property

	Public Property Let Config( configKey, configValue )
		oConfig.Add configKey, configValue
	End Property

	Public Function Create( instanceName )

		Response.Write "<div>"

		If IsCompatible() Then

			Dim sFile
			sFile = "fckeditor.html"

			Dim sLink
			sLink = sBasePath & "editor/" & sFile & "?InstanceName=" + instanceName

			If (sToolbarSet & "") <> "" Then
				sLink = sLink + "&amp;Toolbar=" & sToolbarSet
			End If

			' Render the linked hidden field.
			Response.Write "<input type=""hidden"" id=""" & instanceName & """ name=""" & instanceName & """ value=""" & Server.HTMLEncode( sValue ) & """ style=""display:none"" />"

			' Render the configurations hidden field.
			Response.Write "<input type=""hidden"" id=""" & instanceName & "___Config"" value=""" & GetConfigFieldString() & """ style=""display:none"" />"

			' Render the editor IFRAME.
			Response.Write "<iframe id=""" & instanceName & "___Frame"" src=""" & sLink & """ width=""" & sWidth & """ height=""" & sHeight & """ frameborder=""0"" scrolling=""no""></iframe>"

		Else

			Dim sWidthCSS, sHeightCSS

			If InStr( sWidth, "%" ) > 0  Then
				sWidthCSS = sWidth
			Else
				sWidthCSS = sWidth & "px"
			End If

			If InStr( sHeight, "%" ) > 0  Then
				sHeightCSS = sHeight
			Else
				sHeightCSS = sHeight & "px"
			End If

			Response.Write "<textarea name=""" & instanceName & """ rows=""4"" cols=""40"" style=""width: " & sWidthCSS & "; height: " & sHeightCSS & """>" & Server.HTMLEncode( sValue ) & "</textarea>"

		End If

		Response.Write "</div>"

	End Function

	Private Function IsCompatible()

		Dim sAgent
		sAgent = Request.ServerVariables("HTTP_USER_AGENT")

		Dim iVersion

		If InStr(sAgent, "MSIE") > 0 AND InStr(sAgent, "mac") <= 0  AND InStr(sAgent, "Opera") <= 0 Then
			iVersion = CInt( ToNumericFormat( Mid(sAgent, InStr(sAgent, "MSIE") + 5, 3) ) )
			IsCompatible = ( iVersion >= 5.5 )
		ElseIf InStr(sAgent, "Gecko/") > 0 Then
			iVersion = CLng( Mid( sAgent, InStr( sAgent, "Gecko/" ) + 6, 8 ) )
			IsCompatible = ( iVersion >= 20030210 )
		Else
			IsCompatible = False
		End If

	End Function

	' By Agrotic
	' On ASP, when converting string to numbers, the number decimal separator is localized
	' so 5.5 will not work on systems were the separator is "," and vice versa.
	Private Function ToNumericFormat( numberStr )

		If IsNumeric( "5.5" ) Then
			ToNumericFormat = Replace( numberStr, ",", ".")
		Else
			ToNumericFormat = Replace( numberStr, ".", ",")
		End If

	End Function

	Private Function GetConfigFieldString()

		Dim sParams

		Dim bFirst
		bFirst = True

		Dim sKey
		For Each sKey in oConfig

			If bFirst = False Then
				sParams = sParams & "&amp;"
			Else
				bFirst = False
			End If

			sParams = sParams & EncodeConfig( sKey ) & "=" & EncodeConfig( oConfig(sKey) )

		Next

		GetConfigFieldString = sParams

	End Function

	Private Function EncodeConfig( valueToEncode )
		EncodeConfig = Replace( valueToEncode, "&", "%26" )
		EncodeConfig = Replace( EncodeConfig , "=", "%3D" )
		EncodeConfig = Replace( EncodeConfig , """", "%22" )
	End Function

End Class
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