/*
 * Enano - an open source wiki-like CMS
 * Copyright (C) 2006-2007 Dan Fuhry
 *
 * This program is Free Software; you can redistribute and/or modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
 */
 
/*
 * Title: Tigra Tree
 * Description: See the demo at url
 * URL: http://www.softcomplex.com/products/tigra_tree_menu/
 * Version: 1.1
 * Date: 11-12-2002 (mm-dd-yyyy)
 * Notes: This script is free. Visit official site for further details.
 * 
 * Due to the unclear licensing conditions on this script, I contacted the author, who said that because Enano
 * is not a "competing product" I was allowed release the modified code as GPL. The conversation can be seen in the
 * licenses/tigra-menu.html document in the Enano distribution.
 */

if ( /admin_menu_state=/.test(document.cookie) )
{
	var ck = (String(document.cookie).match(/admin_menu_state=([0-9]+)/))[1];
	if(ck)
	{
		ck = parseInt(ck);
	}
	else
	{
		ck = 0;
	}
	ck = ( isNaN(ck) ) ? 0 : ck;
}
else
{
	var ck = 0;
}

function tree (a_items, a_template, s_target) {

	this.a_tpl      = a_template;
	this.a_config   = a_items;
	this.o_root     = this;
	this.a_index    = [];
	this.o_selected = null;
	this.n_depth    = -1;
	
	var o_icone = new Image(),
		o_iconl = new Image();
	o_icone.src = a_template['icon_e'];
	o_iconl.src = a_template['icon_l'];
	a_template['im_e'] = o_icone;
	a_template['im_l'] = o_iconl;
	for (var i = 0; i < 64; i++)
		if (a_template['icon_' + i]) {
			var o_icon = new Image();
			a_template['im_' + i] = o_icon;
			o_icon.src = a_template['icon_' + i];
		}
	
	this.toggle = function (n_id,co) { var o_item = this.a_index[n_id]; o_item.open(o_item.b_opened,co); };
	this.open   = function (n_id,co) { var o_item = this.a_index[n_id]; o_item.open(false,co); };
	this.select = function (n_id)    { return this.a_index[n_id].select(); };
	this.mout   = function (n_id)    { this.a_index[n_id].upstatus(true) };
	this.mover  = function (n_id)    { this.a_index[n_id].upstatus() };

	this.a_children = [];
	for (var i = 0; i < a_items.length; i++)
	{
		new tree_item(this, i);
	}

	this.n_id = trees.length;
	trees[this.n_id] = this;
	
	for (var i = 0; i < this.a_children.length; i++)
	{
		if ( s_target )
			document.getElementById(s_target).innerHTML += this.a_children[i].init();
		else
			document.write(this.a_children[i].init());
		this.a_children[i].open(false, true);
	}
}
function tree_item (o_parent, n_order) {

	this.n_depth  = o_parent.n_depth + 1;
	this.a_config = o_parent.a_config[n_order + (this.n_depth ? 2 : 0)];
	if (!this.a_config) return;

	this.o_root    = o_parent.o_root;
	this.o_parent  = o_parent;
	this.n_order   = n_order;
	this.b_opened  = !this.n_depth;

	this.n_id = this.o_root.a_index.length;
	this.o_root.a_index[this.n_id] = this;
	o_parent.a_children[n_order] = this;

	this.a_children = [];
	for (var i = 0; i < this.a_config.length - 2; i++)
	{
		new tree_item(this, i);
	}
	
	this.get_icon = item_get_icon;
	this.open     = item_open;
	this.select   = item_select;
	this.init     = item_init;
	this.upstatus = item_upstatus;
	this.is_last  = function () { return this.n_order == this.o_parent.a_children.length - 1 };
	
	// CODE MODIFICATION
	// added:
		// Do we need to open the branch?
		n = Math.pow(2, this.n_id);
		var disp = ( ck & n ) ? true : false;
		s = ( disp ) ? 'open' : 'closed';
		//if(s=='open') alert(this.n_id + ': ' + s);
		if(disp) setTimeout('trees['+trees.length+'].open('+this.n_id+', true);', 10);
	// END MODIFICATIONS
}

function item_open (b_close, nocookie) {
	//alert('item_open('+this.n_id+');');
	var o_idiv = get_element('i_div' + this.o_root.n_id + '_' + this.n_id);
	if (!o_idiv) return;
	
	if (!o_idiv.innerHTML) {
		var a_children = [];
		for (var i = 0; i < this.a_children.length; i++)
		{
			a_children[i]= this.a_children[i].init();
		}
		o_idiv.innerHTML = a_children.join('');
	}
	o_idiv.style.display = (b_close ? 'none' : 'block');
	
	// CODE MODIFICATION
	// added:
		if(!nocookie)
		{
			// The idea here is to use a bitwise field. Nice 'n simple, right? Object of the game is to assemble
			// a binary number that depicts the open/closed state of the entire menu in one cookie.
			n = Math.pow(2, this.n_id);
			ck = ( b_close ) ? ck-n : ck+n;
			//alert('open(): doing the cookie routine for id '+this.n_id+"\nResult for bitwise op: "+ck);
			createCookie('admin_menu_state', ck, 365);
		} else {
			//alert('open(): NOT doing the cookie routine for id '+this.n_id);
		}
	// END MODIFICATIONS
	
	this.b_opened = !b_close;
	var o_jicon = document.images['j_img' + this.o_root.n_id + '_' + this.n_id],
		o_iicon = document.images['i_img' + this.o_root.n_id + '_' + this.n_id];
	if (o_jicon) o_jicon.src = this.get_icon(true);
	if (o_iicon) o_iicon.src = this.get_icon();
	this.upstatus();
}

function item_select (b_deselect) {
	if (!b_deselect) {
		var o_olditem = this.o_root.o_selected;
		this.o_root.o_selected = this;
		if (o_olditem) o_olditem.select(true);
	}
	var o_iicon = document.images['i_img' + this.o_root.n_id + '_' + this.n_id];
	if (o_iicon) o_iicon.src = this.get_icon();
	get_element('i_txt' + this.o_root.n_id + '_' + this.n_id).style.fontWeight = b_deselect ? 'normal' : 'bold';
	
	this.upstatus();
	return Boolean(this.a_config[1]);
}

function item_upstatus (b_clear) {
	window.setTimeout('window.status="' + addslashes(b_clear ? '' : this.a_config[0] + (this.a_config[1] ? ' ('+ this.a_config[1] + ')' : '')) + '"', 10);
}

function item_init () {
	var a_offset = [],
		o_current_item = this.o_parent;
	for (var i = this.n_depth; i > 1; i--) {
		a_offset[i] = '<img src="' + this.o_root.a_tpl[o_current_item.is_last() ? 'icon_e' : 'icon_l'] + '" border="0" align="absbottom">';
		o_current_item = o_current_item.o_parent;
	}
	return '<table cellpadding="0" cellspacing="0" border="0"><tr><td nowrap="nowrap">' + (this.n_depth ? a_offset.join('') + (this.a_children.length
		? '<a href="javascript: trees[' + this.o_root.n_id + '].toggle(' + this.n_id + ')" onmouseover="trees[' + this.o_root.n_id + '].mover(' + this.n_id + ')" onmouseout="trees[' + this.o_root.n_id + '].mout(' + this.n_id + ')"><img src="' + this.get_icon(true) + '" border="0" align="absbottom" name="j_img' + this.o_root.n_id + '_' + this.n_id + '"></a>'
		: '<img src="' + this.get_icon(true) + '" border="0" align="absbottom">') : '')
	// CODE MODIFICATION
	// [7/20/08: removed ondblclick property (unneeded)]
	// removed: 
	//	+ '<a href="' + this.a_config[1] + '" target="' + this.o_root.a_tpl['target'] + '" onclick="return trees[' + this.o_root.n_id + '].select(' + this.n_id + ')" ondblclick="trees[' + this.o_root.n_id + '].toggle(' + this.n_id + ')" onmouseover="trees[' + this.o_root.n_id + '].mover(' + this.n_id + ')" onmouseout="trees[' + this.o_root.n_id + '].mout(' + this.n_id + ')" class="t' + this.o_root.n_id + 'i" id="i_txt' + this.o_root.n_id + '_' + this.n_id + '"><img src="' + this.get_icon() + '" border="0" align="absbottom" name="i_img' + this.o_root.n_id + '_' + this.n_id + '" class="t' + this.o_root.n_id + 'im">' + this.a_config[0] + '</a></td></tr></table>' + (this.a_children.length ? '<div id="i_div' + this.o_root.n_id + '_' + this.n_id + '" style="display:none"></div>' : '');
	// added:
	+ '<a href="' + this.a_config[1] + '" target="' + this.o_root.a_tpl['target'] + '" onclick="return trees[' + this.o_root.n_id + '].select(' + this.n_id + ')" onmouseover="trees[' + this.o_root.n_id + '].mover(' + this.n_id + ')" onmouseout="trees[' + this.o_root.n_id + '].mout(' + this.n_id + ')" class="t' + this.o_root.n_id + 'i" id="i_txt' + this.o_root.n_id + '_' + this.n_id + '">' + this.a_config[0] + '</a></td></tr></table>' + (this.a_children.length ? '<div id="i_div' + this.o_root.n_id + '_' + this.n_id + '" style="display:none"></div>' : '');
	// END MODIFICATIONS
	alert('i_div' + this.o_root.n_id + '_' + this.n_id);
}

function item_get_icon (b_junction) {
	return this.o_root.a_tpl['icon_' + ((this.n_depth ? 0 : 32) + (this.a_children.length ? 16 : 0) + (this.a_children.length && this.b_opened ? 8 : 0) + (!b_junction && this.o_root.o_selected == this ? 4 : 0) + (b_junction ? 2 : 0) + (b_junction && this.is_last() ? 1 : 0))];
}

var trees = [];
get_element = document.all ?
	function (s_id) { return document.all[s_id] } :
	function (s_id) { return document.getElementById(s_id) };

function addslashes(text)
{
	text = text.replace(/\\/g, '\\\\');
	text = text.replace(/"/g, '\\"');
	return text;
}

// *******************************************
//  Table collapsing
// *******************************************

function admin_table_onload(page)
{
	if ( page != namespace_list['Admin'] + 'GeneralConfig' )
	{
		return true;
	}
	var collapse_state = admin_table_get_cookie(page);
	if ( collapse_state == 0 )
		collapse_state = 0xffffffff;
	$('#ajaxPageContainer > form > div.tblholder > table').each(function(i, table)
		{
			// skip if this is a one-row table
			if ( $('tr:first', table).get(0) == $('tr:last', table).get(0) )
				return;
			
			var open = (collapse_state >> i) & 1 > 0 ? true : false;
			
			var ypos = open ? 0 : 12;
			
			var div = document.createElement('div');
			$(div).html(gen_sprite_html(scriptPath + '/themes/admin/images/thcollapse.png', 12, 12, ypos, 0));
			$(div).click(function()
				{
					admin_table_click(this);
				}).css('cursor', 'pointer').css('float', 'right');
			div.thetable = table;
			div.index = i;
			div.thepage = page;
			div.openstate = open;
			$('tr > th:first', table).prepend(div);
			if ( !open )
				admin_table_collapse(table, true);
		});
}

function admin_table_click(mydiv)
{
	var table = mydiv.thetable;
	var i = mydiv.index;
	var page = mydiv.thepage;
	var collapse_state = admin_table_get_cookie(page);
	
	if ( mydiv.openstate )
	{
		$('img', mydiv).css('background-position', '0px -12px');
		var new_collapse_state = collapse_state & ~Math.pow(2, i);
		console.debug(new_collapse_state);
		mydiv.openstate = false;
		admin_table_collapse(table);
	}
	else
	{
		$('img', mydiv).css('background-position', '0px 0px');
		var new_collapse_state = collapse_state | Math.pow(2, i);
		console.debug(new_collapse_state);
		mydiv.openstate = true;
		admin_table_expand(table);
	}
	createCookie('admin_th:' + page, new_collapse_state, 3650);
}

function admin_table_get_cookie(page)
{
	var cookievalue = parseInt(readCookie('admin_th:' + page));
	if ( isNaN(cookievalue) )
		cookievalue = 0;
	return cookievalue;
}

function admin_table_collapse(table, noanim)
{
	var targetheight = $('tr > th:first', table).height();
	$('tr', table).hide();
	$('tr:first', table).show();
}

function admin_table_expand(table)
{
	$('tr', table).show();
}