/*
 * ---------------------------------
 * Digitalbase CMS v 3.01
 * ---------------------------------
 * Project / Oilimperium
 * ---------------------------------
 * by Ronny Beer
 * (c) 2001 - 2005 Digitalbase
 * ---------------------------------
 * Web: http://www.digitalbase.de
 * Email: info@digitalbase.de
 * ---------------------------------
 *
 * > public/js/function.js
 * > Script written by Ronny Beer
 * > Date started: 05st April 2005
 *
 * > Code: 305 lines
 * > Revision:  2.01
 *
 * ---------------------------------
 */
 var bbtags = new Array ();
// browser detection
var myAgent = navigator.userAgent.toLowerCase();
var myVersion = parseInt(navigator.appVersion);
var is_ie = ((myAgent.indexOf("msie") != -1) && (myAgent.indexOf("opera") == -1));
var is_win = ((myAgent.indexOf("win") != -1) || (myAgent.indexOf("16bit") != -1));

function getArraySize(theArray)
{
	for (i = 0; i < theArray.length; i++)
	{
		if ((theArray[i] == "undefined") || (theArray[i] == "") || (theArray[i] == null))
			return i;
	}
	return theArray.length;
}
function pushArray(theArray, value)
{
	theArraySize = getArraySize(theArray);
	theArray[theArraySize] = value;
}
function popArray(theArray)
{
	theArraySize = getArraySize(theArray);
	retVal = theArray[theArraySize - 1];
	delete theArray[theArraySize - 1];
	return retVal;
}
function closetag(theForm)
{
	if (!normalMode(theForm))
	{
		if (bbtags[0])
			addText("[/" + popArray(bbtags) + "]", "", false, theForm);
	}
	setFocus(theForm);
}
function closeall(theForm)
{
	if (!normalMode(theForm))
	{
		if (bbtags[0])
		{
			while (bbtags[0])
			{
				addText("[/" + popArray(bbtags) + "]", "", false, theForm);
			}
		}
	}
	setFocus(theForm);
}
function fontformat(theForm, theValue, theType)
{
	setFocus(theForm);
	var selectedText = getSelectedText(theForm);
	var insertText = prompt(lang['font_prompt'] + " " + theType, selectedText);
	if ((insertText != null) && (insertText != ""))
	{
		addText("[" + theType + "=" + theValue + "]" + insertText + "[/" + theType + "]", "", false, theForm);
	}
	theForm.size.selectedIndex = 0;
	theForm.font.selectedIndex = 0;
	theForm.color.selectedIndex = 0;
	setFocus(theForm);
}
function bbcode(theForm, theTag, promptText)
{
	if (theTag == "IMG")
	{
		var selectedText = getSelectedText(theForm);
		if (promptText == '' || selectedText != '')
			promptText = selectedText;

		inserttext = prompt(lang['link_pic_prompt'] + "\n[" + theTag + "]xxx[/" + theTag + "]", promptText);
		if ((inserttext != null) && (inserttext != ""))
		{
			addText("[" + theTag + "]" + inserttext + "[/" + theTag + "]", "", false, theForm);
		}
	}
	else
	{
		var donotinsert = false;
		for (i = 0; i < bbtags.length; i++)
		{
			if (bbtags[i] == theTag)
				donotinsert = true;
		}
		if (!donotinsert)
		{
			if (addText("[" + theTag + "]", "[/" + theTag + "]", true, theForm))
			{
				pushArray(bbtags, theTag);
			}
		}
		else
		{
			var lastindex = 0;
			for (i = 0; i < bbtags.length; i++)
			{
				if (bbtags[i] == theTag)
				{
					lastindex = i;
				}
			}
			while (bbtags[lastindex])
			{
				tagRemove = popArray(bbtags);
				addText("[/" + tagRemove + "]", "", false, theForm);
			}
		}
	}
}
function insert(theForm, theType)
{
	var selected = getSelectedText(theForm);
	var linkText = prompt(lang['link_text_prompt'], selected);
	var prompttext;
	if (theType == "URL")
	{
		prompt_text = lang['link_url_prompt'];
		prompt_contents = "http://";
	}
	else
	{
		prompt_text = lang['link_email_promt'];
		prompt_contents = "mailto:";
	}
	linkURL = prompt(prompt_text, prompt_contents);
	if ((linkURL != null) && (linkURL != ""))
	{
		var theText = '';
		if ((linkText != null) && (linkText != ""))
		{
			theText = "[" + theType + "=" + linkURL + "]" + linkText + "[/" + theType + "]";
		}
		else
		{
			theText = "[" + theType + "]" + linkURL + "[/" + theType + "]";
		}
		addText(theText, "", false, theForm);
	}
}
function dolist(theForm)
{
	listType = prompt(lang['list_type_prompt'], "");
	if ((listType == "a") || (listType == "1"))
	{
		theList = "[list=" + listType + "]\n";
		listEend = "[/list] ";
	}
	else
	{
		theList = "[list]\n";
		listEend = "[/list] ";
	}
	listEntry = "initial";
	while ((listEntry != "") && (listEntry != null))
	{
		listEntry = prompt(lang['list_item_prompt'], "");
		if ((listEntry != "") && (listEntry != null))
			theList = theList + "[*]" + listEntry + "\n";
	}
	addText(theList + listEend, "", false, theForm);
}
function addText(theTag, theClsTag, isSingle, theForm)
{
	var isClose = false;
	var message = document.forms['form1'].text;
	var set = false;
	var old = false;
	var selected = "";

	if (navigator.appName == "Netscape" && message.textLength >= 0)
	{ // mozilla, firebird, netscape
		if (theClsTag != "" && message.selectionStart != message.selectionEnd)
		{
			selected = message.value.substring(message.selectionStart, message.selectionEnd);
			str = theTag + selected + theClsTag;
			old = true;
			isClose = true;
		}
		else
			str = theTag;

		message.focus();
		start = message.selectionStart;
		end = message.textLength;
		endtext = message.value.substring(message.selectionEnd, end);
		starttext = message.value.substring(0, start);
		message.value = starttext + str + endtext;
		message.selectionStart = start;
		message.selectionEnd = start;
		message.selectionStart = message.selectionStart + str.length;
		if (old)
		{
			return false;
		}
		set = true;
		if (isSingle)
		{
			isClose = false;
		}
	}
	if ((myVersion >= 4) && is_ie && is_win)
	{ // Internet Explorer
		if (message.isTextEdit)
		{
			message.focus();
			var sel = document.selection;
			var rng = sel.createRange();
			rng.colapse;
			if ((sel.type == "Text" || sel.type == "None") && rng != null)
			{
				if (theClsTag != "" && rng.text.length > 0)
					theTag += rng.text + theClsTag;
				else
					if (isSingle)
						isClose = true;

				rng.text = theTag;
			}
		}
		else
		{
			if (isSingle)
				isClose = true;
			if (!set)
				message.value += theTag;
		}
	}
	else
	{
		if (isSingle)
			isClose = true;
		if (!set)
			message.value += theTag;
	}
	message.focus();
	return isClose;
}
function getSelectedText(theForm)
{
	var message = document.forms['form1'].text;
	var selected = '';

	if (navigator.appName == "Netscape" && message.textLength >= 0 && message.selectionStart != message.selectionEnd)
		selected = message.value.substring(message.selectionStart, message.selectionEnd);

	else
		if ((myVersion >= 4) && is_ie && is_win)
		{
			if (message.isTextEdit)
			{
				message.focus();
				var sel = document.selection;
				var rng = sel.createRange();
				rng.colapse;

				if ((sel.type == "Text" || sel.type == "None") && rng != null)
				{
					if (rng.text.length > 0)
						selected = rng.text;
				}
			}
		}
	return selected;
}
function setFocus(theForm)
{
	theForm.text.focus();
}
function helpwin(mypage, myname, w, h, scroll)
{
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	winprops = 'height=' +h + ',width=' +w + ',scrollbars=' +scroll + ',resizable';
	win = window.open(mypage, myname, winprops);
	//if (parseInt(navigator.appVersion) >= 4)
	//{
	//  win.window.focus();
	//}
}