var LR = {};

/**
 * Show notification message on top of web page in case user's browser match provided list
 *
 * @param array browser_list - e.g. ['firefox3', 'msie6']
 * @param string text - e.g. your browser is not supported by ...
 *
 * @example - LR.browserNotSupport(['msie6'], 'Some text here.... ');
 */
LR.browserNotSupport = function(browser_list, text) {
    browser_list = browser_list || {};
    var b = null;

    for (var i in browser_list) {
        b = {
            name: browser_list[i].match(/[a-zA-Z]+/),
            version: browser_list[i].match(/\d+/)
        }

        if (Browser.browser.toLowerCase() == b.name && Browser.version <= b.version) {

            var txt = text || 'Your browser is not supported by our website.';
            $('<div id="browser-not-support" style="color: #FFF; font-family: Tahoma; background: #000; position: absolute; text-indent: 1em; width: 100%; padding: 10px 0; top:0; left:0; z-index: 15; display: none;">' + txt + '</div>').appendTo('body').css('opacity', .8).slideDown('slow');
            break;
        }
    }
}
LR.util = {
    get_base_url: function() {
        if (this.base_url)
            return this.base_url;

        var url = window.location;
        var path = '';
        if (url.pathname.indexOf('?') > -1) {
            path = url.pathname.substring(0, url.indexOf('?'));
        }
        else {
            path = url.pathname;
        }

        if (path.substring(path.length - 1) != '/')
            path += '/';

        return url.protocol + '//' + url.hostname + (url.port.length ? url.port+':' : url.port) + path
    }
}
/** Simple browser detection from javascript kit */
var Browser = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
        return this;
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{
			string: navigator.userAgent,
			subString: "Chrome",
			identity: "Chrome"
		},
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari",
			versionSearch: "Version"
		},
		{
			prop: window.opera,
			identity: "Opera"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			   string: navigator.userAgent,
			   subString: "iPhone",
			   identity: "iPhone/iPod"
	    },
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

}.init();


$(function(){
    
    //LR.browserNotSupport(['explorer6']);



    var download_callback = function(){

        $('a[href*=download.php]').unbind('click').click(function(){
            var file = this.href.substr(this.href.indexOf('?')+1);

            $.get('/index.php/tools/download.php?'+file, function(result){
                // normal download or pass test
                var new_f = result.replace(/^\s+|\s+$/g, '');
                
                if (new_f.match(/^\/index\.{1}php\/tools\/download\.{1}php\?+/g)) {
                    document.location = new_f;
                }

                // deal with secure download
                else {
                    $.facebox(result);
                }
            })
            return false;
        });
    };

    // run for first time
    download_callback();
    
    // handle ajax request 
    $('a[href*=expand_file]').bind("ajaxComplete", download_callback);

})


function ajax_post(form_id, cb ) {
    var f = $(form_id);
    $.post(f.attr('action'), f.serialize(), cb);
}

function cb_download(result) {
    var f = $('#form-container');

    f.fadeOut(function(){

        f.html('<h3>Thank you for completing the form.</h3>').fadeIn();
        
        // normal download or pass test
        var file = result.replace(/^\s+|\s+$/g, '');
        if (/^\/index\.{1}php\/tools\/download\.{1}php\?+/g.test(file)) {
            document.location = file;
        }
        
    })
    return false;
}
function truncate(word, limit) {
    // limit to 120 chars
    limit = limit || 120;
    var word_chunks = desc.replace(/\s+/g, ' ').split(' ');
    var word_cnt = 0;

    if (word_chunks.constructor == Array) {
        for(i=0, len=word_chunks.length; i<len; i++) {
            word_cnt += word_chunks[i].length;

            if (word_cnt > limit) {
                word_chunks = word_chunks.splice(0, i);
                break;
            }

        }
        word = word_chunks.join(' ');
    }
    return word;
}

/**
 * Show staff information
 *
 * @param id - staff's id
 * @return void - show staff's info in facebox style
 */

function show_staff_info(id) {
    !arguments.callee.staff_info && (arguments.callee.staff_info = {});
    var staff_info = arguments.callee.staff_info;
    
    id = parseInt(id);
    if (!staff_info[id])
        $.get('/index.php/tools/get_staff_info.php?id=' + id, function(response) {
            staff_info[id] = response
            $.facebox(response);
        });
    else
        $.facebox(staff_info[id]);

}