/**
 * Cookie plugin
 *
 * Copyright (c) 2006 Klaus Hartl (stilbuero.de)
 * Dual licensed under the MIT and GPL licenses:
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 *
 */

/**
 * Create a cookie with the given name and value and other optional parameters.
 *
 * @example $.cookie('the_cookie', 'the_value');
 * @desc Set the value of a cookie.
 
 * @example $.cookie('the_cookie', 'the_value', {expires: 7, path: '/', domain: 'jquery.com', secure: true});
 * @desc Create a cookie with all available options.
 
 * @example $.cookie('the_cookie', 'the_value');
 * @desc Create a session cookie.
 
 * @example $.cookie('the_cookie', null);
 * @desc Delete a cookie by passing null as value.
 *
 * @param String name The name of the cookie.
 * @param String value The value of the cookie.
 * @param Object options An object literal containing key/value pairs to provide optional cookie attributes.
 * @option Number|Date expires Either an integer specifying the expiration date from now on in days or a Date object.
 *                             If a negative value is specified (e.g. a date in the past), the cookie will be deleted.
 *                             If set to null or omitted, the cookie will be a session cookie and will not be retained
 *                             when the the browser exits.
 * @option String path The value of the path atribute of the cookie (default: path of page that created the cookie).
 * @option String domain The value of the domain attribute of the cookie (default: domain of page that created the cookie).
 * @option Boolean secure If true, the secure attribute of the cookie will be set and the cookie transmission will
 *                        require a secure protocol (like HTTPS).
 * @type undefined
 *
 * @name $.cookie
 * @cat Plugins/Cookie
 * @author Klaus Hartl/klaus.hartl@stilbuero.de
 */

/**
 * Get the value of a cookie with the given name.
 *
 * @example $.cookie('the_cookie');
 * @desc Get the value of a cookie.
 *
 * @param String name The name of the cookie.
 * @return The value of the cookie.
 * @type String
 *
 * @name $.cookie
 * @cat Plugins/Cookie
 * @author Klaus Hartl/klaus.hartl@stilbuero.de
 */
jQuery.cookie = function(name, value, options) {
    if (typeof value != 'undefined') { // name and value given, set cookie
        options = options || {};
        if (value === null) {
            value = '';
            options.expires = -1;
        }
        var expires = '';
        if (options.expires && (typeof options.expires == 'number' || options.expires.toUTCString)) {
            var date;
            if (typeof options.expires == 'number') {
                date = new Date();
                date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));
            } else {
                date = options.expires;
            }
            expires = '; expires=' + date.toUTCString(); // use expires attribute, max-age is not supported by IE
        }
        var path = options.path ? '; path=' + options.path : '';
        var domain = options.domain ? '; domain=' + options.domain : '';
        var secure = options.secure ? '; secure' : '';
        document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');
    } else { // only name given, get cookie
        var cookieValue = null;
        if (document.cookie && document.cookie != '') {
            var cookies = document.cookie.split(';');
            for (var i = 0; i < cookies.length; i++) {
                var cookie = jQuery.trim(cookies[i]);
                // Does this cookie string begin with the name we want?
                if (cookie.substring(0, name.length + 1) == (name + '=')) {
                    cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                    break;
                }
            }
        }
        return cookieValue;
    }
};


/////////////////////////////////////////////////////////////


function TriangleMenu(jq_obj){

	this.contents = jq_obj.children("div");
	this.link = jq_obj.children("a");
	var img = this.link.children("img");
	this.img = img; 

	if (img.attr("src")){
		this.genSrc();	
		img.css({ border : "none", verticalAlign : "text-top"});
		img.hover( function(){
				img.attr("src",img.attr("oversrc"));
			}, function(){
				img.attr("src",img.attr("offsrc"));
		});
		this.link.hover( function(){
				img.attr("src",img.attr("oversrc"));
			}, function(){			
				img.attr("src",img.attr("offsrc"));
		});
	}

	this.link.attr("href","javascript: void 0");
	var callback = function(obj){ return function(){ obj.toggle(); }; }
	this.link.click(callback(this));

	this.opened = true;
	this.index = TriangleMenu.index;
	TriangleMenu.index++;
	TriangleMenu.list["tm"+this.index] = this;
}

TriangleMenu.list = {};
TriangleMenu.index = 1;

TriangleMenu.prototype.genSrc = function(){
	var parts = this.img.attr("src").split(".");
	var ext = parts.pop();
	parts = parts.join("").split("_");
	var kind = parts.pop();
	var name = parts.join("_");
	this.img.attr({
		closed_over : name + "_over." + ext,
		closed_off : name + "_off." + ext,
		active : name + "_active." + ext,
		open_over : name + "_altover." + ext,
		open_off : name + "_altoff." + ext
	});
}

TriangleMenu.prototype.toggle = function(){
	this.opened = !this.opened;
	if (this.opened){
		this.open();
	} else {
		this.close();
	}
}

TriangleMenu.prototype.close = function(){
	this.img.attr({ 
		oversrc : this.img.attr("closed_over"), 
		offsrc : this.img.attr("closed_off")
	});
	this.img.attr("src",this.img.attr("closed_off"));
	this.contents.slideUp();
	this.opened = false;
}

TriangleMenu.prototype.open = function(){
	this.img.attr({ 
		oversrc : this.img.attr("open_over"), 
		offsrc : this.img.attr("open_off")
	});
	this.img.attr("src",this.img.attr("open_off"));
	this.contents.slideDown();
	this.opened = true;
}

TriangleMenu.closeAll = function (save){
	for (var each in TriangleMenu.list){
		TriangleMenu.list[each].close();
	}
	if (save) TriangleMenu.saveState();
}

TriangleMenu.openAll = function (save){
	var delay = 100;
	for (var each in TriangleMenu.list){
		TriangleMenu.list[each].open();
	}
	if (save) TriangleMenu.saveState();
}

TriangleMenu.saveState = function (){
	var state = [];
	for (var each in TriangleMenu.list){
		if (TriangleMenu.list[each].opened) state.push(each);
	}
	$.cookie("tri_menu",state.toString(),{ path: '/'});
	// console.debug("Save state: "+state.toString());
	// console.debug("Save state cookie: "+$.cookie("tri_menu"));
}

TriangleMenu.adjustState = function(){
	var state = $.cookie("tri_menu");
	if (state) state = state.split(",");
	// console.debug(TriangleMenu.list);
	// console.debug("ADJUST STATE IS " + state);
	TriangleMenu.closeAll();
	for (var each in state){
		// console.debug("Adjust using key "+each);
		TriangleMenu.list[state[each]].open();
	}
}

function closeAll(save){
	TriangleMenu.closeAll(save);
}

function openAll(save){
	TriangleMenu.openAll(save);
}

function cleanPeriods(n){
	parts = n.split(".");
	if (parts.length < 2) return n;
	return parts.join("\\.");
}

function currentColumn(name){
	if (!name) return;
	newname = cleanPeriods(name);
	col = $("th."+newname);
	col.removeClass(name);
	col.addClass("cell_current");
}

function fadedFlash(){
	// $("div#flashMessage").removeClass("message");
	$("div#flashMessage").addClass("faded");
	$("div#flashMessage").show();
}

function debug(which){
	// TriangleMenu.saveState();
	// console.debug($.cookie("tri_menu"));
}