// ==============================
// = Show/Hide Comments & Pings =
// ==============================

jQuery(document).ready(function(){
	
	jQuery("#showHidePings").show();
	jQuery("#showHideRespond").show();
	jQuery("#showHideComments").show();
	
	var pingList = jQuery.cookie('pingList');
	var respondForm = jQuery.cookie('respondForm');
	var commentList = jQuery.cookie('commentList');
	
	var date = new Date();
    date.setTime(date.getTime() + (365 * 24 * 60 * 60 * 1000));
	
	if (pingList == null) { jQuery("#pingList").hide(); jQuery.cookie('pingList', 'collapsed', { path: '/', expires: date }); }
	if (pingList == "collapsed") { jQuery("#pingList").hide(); }
	if (pingList == "expanded") { jQuery("#pingList").show(); }
	
	if (respondForm == null) { jQuery("#respond form").show(); jQuery.cookie('respondForm', 'expanded', { path: '/', expires: date }); }
	if (respondForm == "collapsed") { jQuery("#respond form").hide(); }
	if (respondForm == "expanded") { jQuery("#respond form").show(); }
	
	if (commentList == null) { jQuery("#commentList").show(); jQuery.cookie('commentList', 'expanded', { path: '/', expires: date }); }
	if (commentList == "collapsed") { jQuery("#commentList").hide(); }
	if (commentList == "expanded") { jQuery("#commentList").show(); }
	
	jQuery("#showHidePings").click( function(){
		jQuery("#pingList").slideToggle();
		if (pingList == "collapsed") {
			jQuery.cookie('pingList', 'expanded', { path: '/', expires: date });
			pingList = 'expanded';
		}
		else if (pingList == "expanded") {
			jQuery.cookie('pingList', 'collapsed', { path: '/', expires: date });
			pingList = 'collapsed';
		}
		return false;
	});
	
	jQuery("#showHideRespond").click( function(){
		jQuery("#respond form").slideToggle();
		if (respondForm == "collapsed") {
			jQuery.cookie('respondForm', 'expanded', { path: '/', expires: date });
			respondForm = 'expanded';
		}
		else if (respondForm == "expanded") {
			jQuery.cookie('respondForm', 'collapsed', { path: '/', expires: date });
			respondForm = 'collapsed';
		}
		return false;
	});
	
	jQuery("#showHideComments").click( function(){
		jQuery("#commentList").slideToggle();
		if (commentList == "collapsed") {
			jQuery.cookie('commentList', 'expanded', { path: '/', expires: date });
			commentList = 'expanded';
		}
		else if (commentList == "expanded") {
			jQuery.cookie('commentList', 'collapsed', { path: '/', expires: date });
			commentList = 'collapsed';
		}
		return false;
	});
	
	jQuery(".comment-reply-link").click( function(){
		jQuery("#showHideRespondDiv").toggle();
		jQuery("#respond form").slideDown();
		return false;
	});
	jQuery("#cancel-comment-reply-link").click( function(){
		jQuery("#showHideRespondDiv").toggle();
		if (respondForm == "collapsed") {
			jQuery("#respond form").hide();
		}
		return false;
	});
});

// =================
// = Cookie Plugin =
// =================

/**
 * 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
 *
 */

jQuery.cookie = function(name, value, options) {
    if (typeof value != 'undefined') {
        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();
        }
        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 {
        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]);
                if (cookie.substring(0, name.length + 1) == (name + '=')) {
                    cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                    break;
                }
            }
        }
        return cookieValue;
    }
};

// ================== 
// = Drop Down Menu = 
// ================== 

jQuery(document).ready(function(){
	jQuery("a.aboutDropDown").append(" &#43;");
	jQuery('li#aboutDropDown').hover(
		function() {
			jQuery(this).addClass("hoverClass");
			jQuery('ul', this).slideToggle('fast');
		},
		function() {
			jQuery(this).removeClass("hoverClass");
			jQuery('ul', this).slideToggle('fast');
		}
	);
});

/* ============== */
/* = Twitter JS = */
/* ============== */

/**
 * remy sharp / http://remysharp.com
 * Twitter / @rem
 * http://remysharp.com/2007/05/18/add-twitter-to-your-blog-step-by-step/
 *
 * @params
 *   cssIdOfContainer: e.g. twitters
 *   options: 
 *       {
 *           id: {String} username,
 *           count: {Int} 1-20, defaults to 1 - max limit 20
 *           prefix: {String} '%name% said', defaults to blank
 *           clearContents: {Boolean} true, removes contents of element specified in cssIdOfContainer, defaults to true
 *           ignoreReplies: {Boolean}, skips over tweets starting with '@', defaults to false
 *           template: {String} HTML template to use for LI element (see URL above for examples), defaults to predefined template
 *           enableLinks: {Boolean} linkifies text, defaults to true,
 *           newwindow {Boolean} opens links in new window, defaults to false
 *           timeout: {Int} How long before triggering onTimeout, defaults to 10 seconds if onTimeout is set
 *           onTimeoutCancel: {Boolean} Completely cancel twitter call if timedout, defaults to false
 *           onTimeout: {Function} Function to run when the timeout occurs. Function is bound to element specified with 
 *           cssIdOfContainer (i.e. 'this' keyword)
 *           callback: {Function} Callback function once the render is complete, doesn't fire on timeout
 *
 *      CURRENTLY DISABLED DUE TO CHANGE IN TWITTER API:
 *           withFriends: {Boolean} includes friend's status
 *
 *       }
 *
 * @license MIT (MIT-LICENSE.txt)
 * @version 1.13.1 - Number of fixes to ify, and fixed date parsing in Opera and 12AM issue
 * @date $Date: 2009-08-25 09:45:35 +0100 (Tue, 25 Aug 2009) $
 */

// to protect variables from resetting if included more than once
if (typeof renderTwitters != 'function') (function () {
    /** Private variables */
    
    // only used for the DOM ready, since IE & Safari require special conditions
    var browser = (function() {
        var b = navigator.userAgent.toLowerCase();

        // Figure out what browser is being used
        return {
            webkit: /(webkit|khtml)/.test(b),
            opera: /opera/.test(b),
            msie: /msie/.test(b) && !(/opera/).test(b),
            mozilla: /mozilla/.test(b) && !(/(compatible|webkit)/).test(b)
        };
    })();

    var guid = 0;
    var readyList = [];
    var isReady = false;
    
    var monthDict = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec'];
    
    /** Global functions */
    
    // based on Dustin Diaz's ify, but with my fixes :-)
    window.ify = function() {
      var entities = {
          '"' : '&quot;',
          '&' : '&amp;',
          '<' : '&lt;',
          '>' : '&gt;'
      };

      return {
        "link": function(t) {
          return t.replace(/[a-z]+:\/\/[a-z0-9-_]+\.[a-z0-9-_:~%&\?\/.=]+[^:\.,\)\s*$]/ig, function(m) {
            return '<a href="' + m + '">' + ((m.length > 25) ? m.substr(0, 24) + '...' : m) + '</a>';
          });
        },
        "at": function(t) {
          return t.replace(/(^|[^\w]+)\@([a-zA-Z0-9_]{1,15})/g, function(m, m1, m2) {
            return m1 + '@<a href="http://twitter.com/' + m2 + '">' + m2 + '</a>';
          });
        },
        "hash": function(t) {
          return t.replace(/(^|[^\w'"]+)\#([a-zA-Z0-9_]+)/g, function(m, m1, m2) {
            return m1 + '#<a href="http://search.twitter.com/search?q=%23' + m2 + '">' + m2 + '</a>';
          });
        },
        "clean": function(tweet) {
          return this.hash(this.at(this.link(tweet)));
        }
      };
    }();
    
    // to create a public function within our private scope, we attach the 
    // the function to the window object
    window.renderTwitters = function (obj, options) {
        // private shortcuts
        function node(e) {
            return document.createElement(e);
        }
        
        function text(t) {
            return document.createTextNode(t);
        }

        var target = document.getElementById(options.twitterTarget);
        var data = null;
        var ul = node('ul'), li, statusSpan, timeSpan, i, max = obj.length > options.count ? options.count : obj.length;
        
        for (i = 0; i < max && obj[i]; i++) {
            data = getTwitterData(obj[i]);
                        
            if (options.ignoreReplies && obj[i].text.substr(0, 1) == '@') {
                max++;
                continue; // skip
            }
            
            li = node('li');
            
            if (options.template) {
                li.innerHTML = options.template.replace(/%([a-z_\-\.]*)%/ig, function (m, l) {
                    var r = data[l] + "" || "";
                    if (l == 'text' && options.enableLinks) r = ify.clean(r);
                    return r;
                });
            } else {
                statusSpan = node('span');
                statusSpan.className = 'twitterStatus';
                timeSpan = node('span');
                timeSpan.className = 'twitterTime';
                statusSpan.innerHTML = obj[i].text; // forces the entities to be converted correctly

                if (options.enableLinks == true) {
                    statusSpan.innerHTML = ify.clean(statusSpan.innerHTML);
                }

                timeSpan.innerHTML = relative_time(obj[i].created_at);

                if (options.prefix) {
                    var s = node('span');
                    s.className = 'twitterPrefix';
                    s.innerHTML = options.prefix.replace(/%(.*?)%/g, function (m, l) {
                        return obj[i].user[l];
                    });
                    li.appendChild(s);
                    li.appendChild(text(' ')); // spacer :-(
                }

                li.appendChild(statusSpan);
                li.appendChild(text(' '));
                li.appendChild(timeSpan);
            }
            
            if (options.newwindow) {
                li.innerHTML = li.innerHTML.replace(/<a href/gi, '<a target="_blank" href');
            }
            
            ul.appendChild(li);
        }

        if (options.clearContents) {
            while (target.firstChild) {
                target.removeChild(target.firstChild);
            }
        }

        target.appendChild(ul);
        
        if (typeof options.callback == 'function') {
            options.callback();
        }
    };
    
    window.getTwitters = function (target, id, count, options) {
        guid++;

        if (typeof id == 'object') {
            options = id;
            id = options.id;
            count = options.count;
        } 

        // defaulting options
        if (!count) count = 1;
        
        if (options) {
            options.count = count;
        } else {
            options = {};
        }
        
        if (!options.timeout && typeof options.onTimeout == 'function') {
            options.timeout = 10;
        }
        
        if (typeof options.clearContents == 'undefined') {
            options.clearContents = true;
        }
        
        // Hack to disable withFriends, twitter changed their API so this requires auth
        // http://getsatisfaction.com/twitter/topics/friends_timeline_api_call_suddenly_requires_auth
        if (options.withFriends) options.withFriends = false;

        // need to make these global since we can't pass in to the twitter callback
        options['twitterTarget'] = target;
        
        // default enable links
        if (typeof options.enableLinks == 'undefined') options.enableLinks = true;

        // this looks scary, but it actually allows us to have more than one twitter
        // status on the page, which in the case of my example blog - I do!
        window['twitterCallback' + guid] = function (obj) {
            if (options.timeout) {
                clearTimeout(window['twitterTimeout' + guid]);
            }
            renderTwitters(obj, options);
        };

        // check out the mad currying!
        ready((function(options, guid) {
            return function () {
                // if the element isn't on the DOM, don't bother
                if (!document.getElementById(options.twitterTarget)) {
                    return;
                }
                
                var url = 'http://www.twitter.com/statuses/' + (options.withFriends ? 'friends_timeline' : 'user_timeline') + '/' + id + '.json?callback=twitterCallback' + guid + '&count=20&cb=' + Math.random();

                if (options.timeout) {
                    window['twitterTimeout' + guid] = setTimeout(function () {
                        // cancel callback
                        if (options.onTimeoutCancel) window['twitterCallback' + guid] = function () {};
                        options.onTimeout.call(document.getElementById(options.twitterTarget));
                    }, options.timeout * 1000);
                }
                
                var script = document.createElement('script');
                script.setAttribute('src', url);
                document.getElementsByTagName('head')[0].appendChild(script);
            };
        })(options, guid));
    };
    
    // GO!
    DOMReady();
    

    /** Private functions */
    
    function getTwitterData(orig) {
        var data = orig, i;
        for (i in orig.user) {
            data['user_' + i] = orig.user[i];
        }
        
        data.time = relative_time(orig.created_at);
        
        return data;
    }
    
    function ready(callback) {
        if (!isReady) {
            readyList.push(callback);
        } else {
            callback.call();
        }
    }
    
    function fireReady() {
        isReady = true;
        var fn;
        while (fn = readyList.shift()) {
            fn.call();
        }
    }

    // ready and browser adapted from John Resig's jQuery library (http://jquery.com)
    function DOMReady() {
        if ( document.addEventListener && !browser.webkit ) {
            document.addEventListener( "DOMContentLoaded", fireReady, false );
        } else if ( browser.msie ) {
            // If IE is used, use the excellent hack by Matthias Miller
            // http://www.outofhanwell.com/blog/index.php?title=the_window_onload_problem_revisited

            // Only works if you document.write() it
            document.write("<scr" + "ipt id=__ie_init defer=true src=//:><\/script>");

            // Use the defer script hack
            var script = document.getElementById("__ie_init");

            // script does not exist if jQuery is loaded dynamically
            if (script) {
                script.onreadystatechange = function() {
                    if ( this.readyState != "complete" ) return;
                    this.parentNode.removeChild( this );
                    fireReady.call();
                };
            }

            // Clear from memory
            script = null;

        } else if ( browser.webkit ) {
            // Continually check to see if the document.readyState is valid
            var safariTimer = setInterval(function () {
                // loaded and complete are both valid states
                if ( document.readyState == "loaded" || 
                document.readyState == "complete" ) {

                    // If either one are found, remove the timer
                    clearInterval( safariTimer );
                    safariTimer = null;
                    // and execute any waiting functions
                    fireReady.call();
                }
            }, 10);
        }
    }
    
    function relative_time(time_value) {
        var values = time_value.split(" "),
            parsed_date = Date.parse(values[1] + " " + values[2] + ", " + values[5] + " " + values[3]),
            date = new Date(parsed_date),
            relative_to = (arguments.length > 1) ? arguments[1] : new Date(),
            delta = parseInt((relative_to.getTime() - parsed_date) / 1000),
            r = '';
        
        function formatTime(date) {
            var hour = date.getHours(),
                min = date.getMinutes() + "",
                ampm = 'AM';
            
            if (hour == 0) {
                hour = 12;
            } else if (hour == 12) {
                ampm = 'PM';
            } else if (hour > 12) {
                hour -= 12;
                ampm = 'PM';
            }
            
            if (min.length == 1) {
                min = '0' + min;
            }
            
            return hour + ':' + min + ' ' + ampm;
        }
        
        function formatDate(date) {
            var ds = date.toDateString().split(/ /),
                mon = monthDict[date.getMonth()],
                day = date.getDate()+'',
                dayi = parseInt(day),
                year = date.getFullYear(),
                thisyear = (new Date()).getFullYear(),
                th = 'th';
            
            // anti-'th' - but don't do the 11th, 12th or 13th
            if ((dayi % 10) == 1 && day.substr(0, 1) != '1') {
                th = 'st';
            } else if ((dayi % 10) == 2 && day.substr(0, 1) != '1') {
                th = 'nd';
            } else if ((dayi % 10) == 3 && day.substr(0, 1) != '1') {
                th = 'rd';
            }
            
            if (day.substr(0, 1) == '0') {
                day = day.substr(1);
            }
            
            return mon + ' ' + day + th + (thisyear != year ? ', ' + year : '');
        }
        
        delta = delta + (relative_to.getTimezoneOffset() * 60);

        if (delta < 5) {
            r = 'less than 5 seconds ago';
        } else if (delta < 30) {
            r = 'half a minute ago';
        } else if (delta < 60) {
            r = 'less than a minute ago';
        } else if (delta < 120) {
            r = '1 minute ago';
        } else if (delta < (45*60)) {
            r = (parseInt(delta / 60)).toString() + ' minutes ago';
        } else if (delta < (2*90*60)) { // 2* because sometimes read 1 hours ago
            r = 'about 1 hour ago';
        } else if (delta < (24*60*60)) {
            r = 'about ' + (parseInt(delta / 3600)).toString() + ' hours ago';
        } else {
            if (delta < (48*60*60)) {
                r = formatTime(date) + ' yesterday';
            } else {
                r = formatTime(date) + ' ' + formatDate(date);
                // r = (parseInt(delta / 86400)).toString() + ' days ago';
            }
        }



        return r;
    }
})();

getTwitters('atlchris-tweets', {
    id: 'atlchris',
	template: '<a href="http://twitter.com/%user_screen_name%/statuses/%id%"><img height="25" width="25" src="%user_profile_image_url%" class="twitterIcon" alt="Follow @ATLChris on Twitter" /></a><span class="twitterStatus">%text%</span> <div class="twitterTime"><a href="http://twitter.com/%user_screen_name%/statuses/%id%">%time%</a></div>',
    count: 3,
    newwindow: true,
	enableLinks: true,
	timeout: 5,
	onTimeout: function () {
        this.innerHTML = '<ul><li>Hummm, Twitter appears to be down right now. Don\'t fret, you can still see my tweets directly on Twitter: <a href="http://twitter.com/atlchris">@ATLChris</a>.</li></ul>';
    }
});

/*------------------------------------------------------------------------------------
Unsupported Browser Warning
------------------------------------------------------------------------------------*/

function browserWarning(){
	if(jQuery.browser.msie && parseInt(jQuery.browser.version) <= 6){ return true;}
	return false;
}

function getbrowserWarning(c_name)
{
	if (document.cookie.length>0)
	{
	c_start=document.cookie.indexOf(c_name + "=");
	if (c_start!=-1)
		{ 
		c_start=c_start + c_name.length+1; 
		c_end=document.cookie.indexOf(";",c_start);
		if (c_end==-1) c_end=document.cookie.length;
		return unescape(document.cookie.substring(c_start,c_end));
		} 
	}
	return "";
}	

function setbrowserWarning(c_name,value,expiredays)
{
	var exdate=new Date();
	exdate.setDate(exdate.getDate()+expiredays);
	document.cookie=c_name+ "=" +escape(value) + ((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

if(browserWarning() && getbrowserWarning('ATLChris-Browser-Warning') != 'seen' ){
	jQuery(function(){
	jQuery("<div id='browserWarning'>You are using an unsupported browser. We recommend you to upgrade to <a href='http://www.google.com/chrome/eula.html'>Google Chrome</a>, <a href='http://getfirefox.com'>FireFox</a> or <a href='http://www.microsoft.com/windows/downloads/ie/getitnow.mspx'>Internet Explorer 8</a>.&nbsp;&nbsp;&nbsp;&nbsp;<a href='#' id='warningClose'>(Close)</a> </div> ")
			.css({
				'background': '#FFCCCC',
				'width': '100%',
				'text-align': 'center',
				'padding': '10px 0px'
			})
			.prependTo("body");
	jQuery("#browserWarning a").css({
		'color': "#da0000",
		'font-weight': "700"
	})
		
		jQuery('#warningClose').click(function(){
			setbrowserWarning('ATLChris-Browser-Warning','seen');
			jQuery('#browserWarning').slideUp('slow');
			return false;
		});
	});	
}