journal: don't show "error" popup when navigating away from page while lazy info is loading

The "error" box would pop up in the Journal view when quickly pointing and
clicking a link while the info was loading.

This fix might prevent showing valid error messages in some browsers.

rhodecode/public/js/rhodecode.js

@@ -1,2173 +1,2175 b''
 /**
 RhodeCode JS Files
 **/
 
 if (typeof console == "undefined" || typeof console.log == "undefined"){
 	console = { log: function() {} }
 }
 
 
 var str_repeat = function(i, m) {
 	for (var o = []; m > 0; o[--m] = i);
 	return o.join('');
 };
 
 /**
  * INJECT .format function into String
  * Usage: "My name is {0} {1}".format("Johny","Bravo")
  * Return "My name is Johny Bravo"
  * Inspired by https://gist.github.com/1049426
  */
 String.prototype.format = function() {
 	  
 	  function format() {
 	    var str = this;
 	    var len = arguments.length+1;
 	    var safe = undefined;
 	    var arg = undefined;
 	    
 	    // For each {0} {1} {n...} replace with the argument in that position.  If 
 	    // the argument is an object or an array it will be stringified to JSON.
 	    for (var i=0; i < len; arg = arguments[i++]) {
 	      safe = typeof arg === 'object' ? JSON.stringify(arg) : arg;
 	      str = str.replace(RegExp('\\{'+(i-1)+'\\}', 'g'), safe);
 	    }
 	    return str;
 	  }
 
 	  // Save a reference of what may already exist under the property native.  
 	  // Allows for doing something like: if("".format.native) { /* use native */ }
 	  format.native = String.prototype.format;
 
 	  // Replace the prototype property
 	  return format;
 
 }();
 
 String.prototype.strip = function(char) {
 	if(char === undefined){
 	    char = '\\s';
 	}
 	return this.replace(new RegExp('^'+char+'+|'+char+'+$','g'), '');
 }
 String.prototype.lstrip = function(char) {
 	if(char === undefined){
 	    char = '\\s';
 	}
 	return this.replace(new RegExp('^'+char+'+'),'');
 }
 String.prototype.rstrip = function(char) {
 	if(char === undefined){
 	    char = '\\s';
 	}
 	return this.replace(new RegExp(''+char+'+$'),'');
 }
 
 
 if(!Array.prototype.indexOf) {
     Array.prototype.indexOf = function(needle) {
         for(var i = 0; i < this.length; i++) {
             if(this[i] === needle) {
                 return i;
             }
         }
         return -1;
     };
 }
 
 // IE(CRAP) doesn't support previousElementSibling
 var prevElementSibling = function( el ) {
     if( el.previousElementSibling ) {
         return el.previousElementSibling;
     } else {
         while( el = el.previousSibling ) {
             if( el.nodeType === 1 ) return el;
         }
     }
 }
 
 /**
  * SmartColorGenerator
  *
  *usage::
  *	var CG = new ColorGenerator();
  *  var col = CG.getColor(key); //returns array of RGB
  *  'rgb({0})'.format(col.join(',')
  * 
  * @returns {ColorGenerator}
  */
 var ColorGenerator = function(){
 	this.GOLDEN_RATIO = 0.618033988749895;
 	this.CURRENT_RATIO = 0.22717784590367374 // this can be random
 	this.HSV_1 = 0.75;//saturation
 	this.HSV_2 = 0.95;
 	this.color;
 	this.cacheColorMap = {};
 };
 
 ColorGenerator.prototype = {
     getColor:function(key){
     	if(this.cacheColorMap[key] !== undefined){
     		return this.cacheColorMap[key];
     	}
     	else{
     		this.cacheColorMap[key] = this.generateColor();
     		return this.cacheColorMap[key];
     	}
     },
     _hsvToRgb:function(h,s,v){
         if (s == 0.0)
             return [v, v, v];
         i = parseInt(h * 6.0)
         f = (h * 6.0) - i
         p = v * (1.0 - s)
         q = v * (1.0 - s * f)
         t = v * (1.0 - s * (1.0 - f))
         i = i % 6
         if (i == 0) 
             return [v, t, p]
         if (i == 1) 
             return [q, v, p]
         if (i == 2) 
             return [p, v, t]
         if (i == 3)
             return [p, q, v]
         if (i == 4) 
             return [t, p, v]
         if (i == 5)
             return [v, p, q]            	
     },
     generateColor:function(){
         this.CURRENT_RATIO = this.CURRENT_RATIO+this.GOLDEN_RATIO;
         this.CURRENT_RATIO = this.CURRENT_RATIO %= 1;
         HSV_tuple = [this.CURRENT_RATIO, this.HSV_1, this.HSV_2]
         RGB_tuple = this._hsvToRgb(HSV_tuple[0],HSV_tuple[1],HSV_tuple[2]);
         function toRgb(v){
         	return ""+parseInt(v*256)
         }
         return [toRgb(RGB_tuple[0]),toRgb(RGB_tuple[1]),toRgb(RGB_tuple[2])];
         
     }
 }
 
 /**
  * PyRoutesJS
  * 
  * Usage pyroutes.url('mark_error_fixed',{"error_id":error_id}) // /mark_error_fixed/<error_id>
  */
 var pyroutes = (function() {
 	// access global map defined in special file pyroutes
     var matchlist = PROUTES_MAP;
     var sprintf = (function() {
         function get_type(variable) {
             return Object.prototype.toString.call(variable).slice(8, -1).toLowerCase();
         }
         function str_repeat(input, multiplier) {
             for (var output = []; multiplier > 0; output[--multiplier] = input) {/* do nothing */}
             return output.join('');
         }
 
         var str_format = function() {
             if (!str_format.cache.hasOwnProperty(arguments[0])) {
                 str_format.cache[arguments[0]] = str_format.parse(arguments[0]);
             }
             return str_format.format.call(null, str_format.cache[arguments[0]], arguments);
         };
 
         str_format.format = function(parse_tree, argv) {
             var cursor = 1, tree_length = parse_tree.length, node_type = '', arg, output = [], i, k, match, pad, pad_character, pad_length;
             for (i = 0; i < tree_length; i++) {
                 node_type = get_type(parse_tree[i]);
                 if (node_type === 'string') {
                     output.push(parse_tree[i]);
                 }
                 else if (node_type === 'array') {
                     match = parse_tree[i]; // convenience purposes only
                     if (match[2]) { // keyword argument
                         arg = argv[cursor];
                         for (k = 0; k < match[2].length; k++) {
                             if (!arg.hasOwnProperty(match[2][k])) {
                                 throw(sprintf('[sprintf] property "%s" does not exist', match[2][k]));
                             }
                             arg = arg[match[2][k]];
                         }
                     }
                     else if (match[1]) { // positional argument (explicit)
                         arg = argv[match[1]];
                     }
                     else { // positional argument (implicit)
                         arg = argv[cursor++];
                     }
 
                     if (/[^s]/.test(match[8]) && (get_type(arg) != 'number')) {
                         throw(sprintf('[sprintf] expecting number but found %s', get_type(arg)));
                     }
                     switch (match[8]) {
                         case 'b': arg = arg.toString(2); break;
                         case 'c': arg = String.fromCharCode(arg); break;
                         case 'd': arg = parseInt(arg, 10); break;
                         case 'e': arg = match[7] ? arg.toExponential(match[7]) : arg.toExponential(); break;
                         case 'f': arg = match[7] ? parseFloat(arg).toFixed(match[7]) : parseFloat(arg); break;
                         case 'o': arg = arg.toString(8); break;
                         case 's': arg = ((arg = String(arg)) && match[7] ? arg.substring(0, match[7]) : arg); break;
                         case 'u': arg = Math.abs(arg); break;
                         case 'x': arg = arg.toString(16); break;
                         case 'X': arg = arg.toString(16).toUpperCase(); break;
                     }
                     arg = (/[def]/.test(match[8]) && match[3] && arg >= 0 ? '+'+ arg : arg);
                     pad_character = match[4] ? match[4] == '0' ? '0' : match[4].charAt(1) : ' ';
                     pad_length = match[6] - String(arg).length;
                     pad = match[6] ? str_repeat(pad_character, pad_length) : '';
                     output.push(match[5] ? arg + pad : pad + arg);
                 }
             }
             return output.join('');
         };
 
         str_format.cache = {};
 
         str_format.parse = function(fmt) {
             var _fmt = fmt, match = [], parse_tree = [], arg_names = 0;
             while (_fmt) {
                 if ((match = /^[^\x25]+/.exec(_fmt)) !== null) {
                     parse_tree.push(match[0]);
                 }
                 else if ((match = /^\x25{2}/.exec(_fmt)) !== null) {
                     parse_tree.push('%');
                 }
                 else if ((match = /^\x25(?:([1-9]\d*)\$|\(([^\)]+)\))?(\+)?(0|'[^$])?(-)?(\d+)?(?:\.(\d+))?([b-fosuxX])/.exec(_fmt)) !== null) {
                     if (match[2]) {
                         arg_names |= 1;
                         var field_list = [], replacement_field = match[2], field_match = [];
                         if ((field_match = /^([a-z_][a-z_\d]*)/i.exec(replacement_field)) !== null) {
                             field_list.push(field_match[1]);
                             while ((replacement_field = replacement_field.substring(field_match[0].length)) !== '') {
                                 if ((field_match = /^\.([a-z_][a-z_\d]*)/i.exec(replacement_field)) !== null) {
                                     field_list.push(field_match[1]);
                                 }
                                 else if ((field_match = /^\[(\d+)\]/.exec(replacement_field)) !== null) {
                                     field_list.push(field_match[1]);
                                 }
                                 else {
                                     throw('[sprintf] huh?');
                                 }
                             }
                         }
                         else {
                             throw('[sprintf] huh?');
                         }
                         match[2] = field_list;
                     }
                     else {
                         arg_names |= 2;
                     }
                     if (arg_names === 3) {
                         throw('[sprintf] mixing positional and named placeholders is not (yet) supported');
                     }
                     parse_tree.push(match);
                 }
                 else {
                     throw('[sprintf] huh?');
                 }
                 _fmt = _fmt.substring(match[0].length);
             }
             return parse_tree;
         };
 
         return str_format;
     })();
 
     var vsprintf = function(fmt, argv) {
         argv.unshift(fmt);
         return sprintf.apply(null, argv);
     };
     return {
         'url': function(route_name, params) {
             var result = route_name;
             if (typeof(params) != 'object'){
             	params = {};
             }
             if (matchlist.hasOwnProperty(route_name)) {
                 var route = matchlist[route_name];
                 // param substitution
                 for(var i=0; i < route[1].length; i++) {
 
                    if (!params.hasOwnProperty(route[1][i]))
                         throw new Error(route[1][i] + ' missing in "' + route_name + '" route generation');
                 }
                 result = sprintf(route[0], params);
                 
                 var ret = [];
                 //extra params => GET
                 for(param in params){
                 	if (route[1].indexOf(param) == -1){
                 		ret.push(encodeURIComponent(param) + "=" + encodeURIComponent(params[param]));	
                 	}
                 }
                 var _parts = ret.join("&");
                 if(_parts){
                 	result = result +'?'+ _parts
                 }
             }
 
             return result;
         },
     	'register': function(route_name, route_tmpl, req_params) {
     		if (typeof(req_params) != 'object') {
     			req_params = [];
     		}
     		//fix escape
     		route_tmpl = unescape(route_tmpl);
     		keys = [];
     		for (o in req_params){
     			keys.push(req_params[o])
     		}
     		matchlist[route_name] = [
     		    route_tmpl,
     		    keys
     		]
     	},
     	'_routes': function(){
     		return matchlist;
     	}
     }
 })();
 
 
 
 /**
  * GLOBAL YUI Shortcuts
  */
 var YUC = YAHOO.util.Connect;
 var YUD = YAHOO.util.Dom;
 var YUE = YAHOO.util.Event;
 var YUQ = YAHOO.util.Selector.query;
 
 // defines if push state is enabled for this browser ?
 var push_state_enabled = Boolean(
 		window.history && window.history.pushState && window.history.replaceState
 		&& !(   /* disable for versions of iOS before version 4.3 (8F190) */
 				(/ Mobile\/([1-7][a-z]|(8([abcde]|f(1[0-8]))))/i).test(navigator.userAgent)
 				/* disable for the mercury iOS browser, or at least older versions of the webkit engine */
 				|| (/AppleWebKit\/5([0-2]|3[0-2])/i).test(navigator.userAgent)
 		)
 );
 
 var _run_callbacks = function(callbacks){
 	if (callbacks !== undefined){
 		var _l = callbacks.length;
 	    for (var i=0;i<_l;i++){
 	    	var func = callbacks[i];
 	    	if(typeof(func)=='function'){
 	            try{
 	          	    func();
 	            }catch (err){};            		
 	    	}
 	    }
 	}		
 }
 
 /**
  * Partial Ajax Implementation
  * 
  * @param url: defines url to make partial request
  * @param container: defines id of container to input partial result
  * @param s_call: success callback function that takes o as arg
  *  o.tId
  *  o.status
  *  o.statusText
  *  o.getResponseHeader[ ]
  *  o.getAllResponseHeaders
  *  o.responseText
  *  o.responseXML
  *  o.argument
  * @param f_call: failure callback
  * @param args arguments 
  */
 function ypjax(url,container,s_call,f_call,args){
 	var method='GET';
 	if(args===undefined){
 		args=null;
 	}
 	
 	// Set special header for partial ajax == HTTP_X_PARTIAL_XHR
 	YUC.initHeader('X-PARTIAL-XHR',true);
 	
 	// wrapper of passed callback
 	var s_wrapper = (function(o){
 		return function(o){
 			YUD.get(container).innerHTML=o.responseText;
 			YUD.setStyle(container,'opacity','1.0');
     		//execute the given original callback
     		if (s_call !== undefined){
     			s_call(o);
     		}
 		}
 	})()	
 	YUD.setStyle(container,'opacity','0.3');
 	YUC.asyncRequest(method,url,{
 		success:s_wrapper,
 		failure:function(o){
 			console.log(o);
 			YUD.get(container).innerHTML='<span class="error_red">ERROR: {0}</span>'.format(o.status);
 			YUD.setStyle(container,'opacity','1.0');
 		},
 		cache:false
 	},args);
 	
 };
 
 var ajaxGET = function(url,success) {
 	// Set special header for ajax == HTTP_X_PARTIAL_XHR
 	YUC.initHeader('X-PARTIAL-XHR',true);
 
     var sUrl = url;
     var callback = {
         success: success,
         failure: function (o) {
-            alert("error");
+            if (o.status != 0) {
+                alert("error: " + o.statusText);
+            };
         },
     };
 
     var request = YAHOO.util.Connect.asyncRequest('GET', sUrl, callback);
     return request;
 };
 
 
 
 var ajaxPOST = function(url,postData,success) {
 	// Set special header for ajax == HTTP_X_PARTIAL_XHR
 	YUC.initHeader('X-PARTIAL-XHR',true);
 	
 	var toQueryString = function(o) {
 	    if(typeof o !== 'object') {
 	        return false;
 	    }
 	    var _p, _qs = [];
 	    for(_p in o) {
 	        _qs.push(encodeURIComponent(_p) + '=' + encodeURIComponent(o[_p]));
 	    }
 	    return _qs.join('&');
 	};
 	
     var sUrl = url;
     var callback = {
         success: success,
         failure: function (o) {
             alert("error");
         },
     };
     var postData = toQueryString(postData);
     var request = YAHOO.util.Connect.asyncRequest('POST', sUrl, callback, postData);
     return request;
 };
 
 
 /**
  * tooltip activate
  */
 var tooltip_activate = function(){
 	yt = YAHOO.yuitip.main;
 	YUE.onDOMReady(yt.init);
 };
 
 /**
  * show more
  */
 var show_more_event = function(){
     YUE.on(YUD.getElementsByClassName('show_more'),'click',function(e){
         var el = e.target;
         YUD.setStyle(YUD.get(el.id.substring(1)),'display','');
         YUD.setStyle(el.parentNode,'display','none');
     });
 };
 
 /**
  * show changeset tooltip
  */
 var show_changeset_tooltip = function(){
 	YUE.on(YUD.getElementsByClassName('lazy-cs'), 'mouseover', function(e){
 		var target = e.currentTarget;
 		var rid = YUD.getAttribute(target,'raw_id');
 		var repo_name = YUD.getAttribute(target,'repo_name');
 		var ttid = 'tt-'+rid;
 		var success = function(o){
 			var json = JSON.parse(o.responseText);
 			YUD.addClass(target,'tooltip')
 			YUD.setAttribute(target, 'title',json['message']);
 			YAHOO.yuitip.main.show_yuitip(e, target);
 		}
 		if(rid && !YUD.hasClass(target, 'tooltip')){
 			YUD.setAttribute(target,'id',ttid);
 			YUD.setAttribute(target, 'title',_TM['loading...']);
 			YAHOO.yuitip.main.set_listeners(target);
 			YAHOO.yuitip.main.show_yuitip(e, target);
 			var url = pyroutes.url('changeset_info', {"repo_name":repo_name, "revision": rid});
 			ajaxGET(url, success)
 		}
 	});
 };
 
 var onSuccessFollow = function(target){
     var f = YUD.get(target);
     var f_cnt = YUD.get('current_followers_count');
 
     if(YUD.hasClass(f, 'follow')){
         f.setAttribute('class','following');
         f.setAttribute('title',_TM['Stop following this repository']);
 
         if(f_cnt){
             var cnt = Number(f_cnt.innerHTML)+1;
             f_cnt.innerHTML = cnt;
         }
     }
     else{
         f.setAttribute('class','follow');
         f.setAttribute('title',_TM['Start following this repository']);
         if(f_cnt){
             var cnt = Number(f_cnt.innerHTML)-1;
             f_cnt.innerHTML = cnt;
         }
     }
 }
 
 var toggleFollowingUser = function(target,fallows_user_id,token,user_id){
     args = 'follows_user_id='+fallows_user_id;
     args+= '&amp;auth_token='+token;
     if(user_id != undefined){
         args+="&amp;user_id="+user_id;
     }
     YUC.asyncRequest('POST',TOGGLE_FOLLOW_URL,{
         success:function(o){
         	onSuccessFollow(target);
         }
     },args);
     return false;
 }
 
 var toggleFollowingRepo = function(target,fallows_repo_id,token,user_id){
 
     args = 'follows_repo_id='+fallows_repo_id;
     args+= '&amp;auth_token='+token;
     if(user_id != undefined){
         args+="&amp;user_id="+user_id;
     }
     YUC.asyncRequest('POST',TOGGLE_FOLLOW_URL,{
         success:function(o){
         	onSuccessFollow(target);
         }
     },args);
     return false;
 }
 
 var showRepoSize = function(target, repo_name, token){
     var args= 'auth_token='+token;
     
     if(!YUD.hasClass(target, 'loaded')){
         YUD.get(target).innerHTML = _TM['Loading ...'];
         var url = pyroutes.url('repo_size', {"repo_name":repo_name});
         YUC.asyncRequest('POST',url,{
             success:function(o){
             	YUD.get(target).innerHTML = JSON.parse(o.responseText);
             	YUD.addClass(target, 'loaded');
             }
         },args);    	
     }
     return false;	
 }
 
 /**
  * TOOLTIP IMPL.
  */
 YAHOO.namespace('yuitip');
 YAHOO.yuitip.main = {
 
 	$:			YAHOO.util.Dom.get,
 
 	bgColor:	'#000',
 	speed:		0.3,
 	opacity:	0.9,
 	offset:		[15,15],
 	useAnim:	false,
 	maxWidth:	600,
 	add_links:	false,
 	yuitips:    [],
 
 	set_listeners: function(tt){
 		YUE.on(tt, 'mouseover', yt.show_yuitip,  tt);
 		YUE.on(tt, 'mousemove', yt.move_yuitip,  tt);
 		YUE.on(tt, 'mouseout',  yt.close_yuitip, tt);		
 	},
 
 	init: function(){
 		yt.tipBox = yt.$('tip-box');
 		if(!yt.tipBox){
 			yt.tipBox = document.createElement('div');
 			document.body.appendChild(yt.tipBox);
 			yt.tipBox.id = 'tip-box';
 		}
 
 		YUD.setStyle(yt.tipBox, 'display', 'none');
 		YUD.setStyle(yt.tipBox, 'position', 'absolute');
 		if(yt.maxWidth !== null){
 			YUD.setStyle(yt.tipBox, 'max-width', yt.maxWidth+'px');
 		}
 
 		var yuitips = YUD.getElementsByClassName('tooltip');
 
 		if(yt.add_links === true){
 			var links = document.getElementsByTagName('a');
 			var linkLen = links.length;
 			for(i=0;i<linkLen;i++){
 				yuitips.push(links[i]);
 			}
 		}
 
 		var yuiLen = yuitips.length;
 
 		for(i=0;i<yuiLen;i++){
 			yt.set_listeners(yuitips[i]);
 		}
 	},
 
 	show_yuitip: function(e, el){
 		YUE.stopEvent(e);
 		if(el.tagName.toLowerCase() === 'img'){
 			yt.tipText = el.alt ? el.alt : '';
 		} else {
 			yt.tipText = el.title ? el.title : '';
 		}
 
 		if(yt.tipText !== ''){
 			// save org title
 			YUD.setAttribute(el, 'tt_title', yt.tipText);
 			// reset title to not show org tooltips
 			YUD.setAttribute(el, 'title', '');
 
 			yt.tipBox.innerHTML = yt.tipText;
 			YUD.setStyle(yt.tipBox, 'display', 'block');
 			if(yt.useAnim === true){
 				YUD.setStyle(yt.tipBox, 'opacity', '0');
 				var newAnim = new YAHOO.util.Anim(yt.tipBox,
 					{
 						opacity: { to: yt.opacity }
 					}, yt.speed, YAHOO.util.Easing.easeOut
 				);
 				newAnim.animate();
 			}
 		}
 	},
 
 	move_yuitip: function(e, el){
 		YUE.stopEvent(e);
 		var movePos = YUE.getXY(e);
 		YUD.setStyle(yt.tipBox, 'top', (movePos[1] + yt.offset[1]) + 'px');
 		YUD.setStyle(yt.tipBox, 'left', (movePos[0] + yt.offset[0]) + 'px');
 	},
 
 	close_yuitip: function(e, el){
 		YUE.stopEvent(e);
 	
 		if(yt.useAnim === true){
 			var newAnim = new YAHOO.util.Anim(yt.tipBox,
 				{
 					opacity: { to: 0 }
 				}, yt.speed, YAHOO.util.Easing.easeOut
 			);
 			newAnim.animate();
 		} else {
 			YUD.setStyle(yt.tipBox, 'display', 'none');
 		}
 		YUD.setAttribute(el,'title', YUD.getAttribute(el, 'tt_title'));
 	}
 }
 
 /**
  * Quick filter widget
  * 
  * @param target: filter input target
  * @param nodes: list of nodes in html we want to filter.
  * @param display_element function that takes current node from nodes and
  *    does hide or show based on the node
  * 
  */
 var q_filter = function(target,nodes,display_element){
 	
 	var nodes = nodes;
 	var q_filter_field = YUD.get(target);
 	var F = YAHOO.namespace(target);
 
 	YUE.on(q_filter_field,'click',function(){
 	   q_filter_field.value = '';
 	});
 
 	YUE.on(q_filter_field,'keyup',function(e){
 	    clearTimeout(F.filterTimeout); 
 	    F.filterTimeout = setTimeout(F.updateFilter,600); 
 	});
 
 	F.filterTimeout = null;
 
 	var show_node = function(node){
 		YUD.setStyle(node,'display','')
 	}
 	var hide_node = function(node){
 		YUD.setStyle(node,'display','none');
 	}
 	
 	F.updateFilter  = function() { 
 	   // Reset timeout 
 	   F.filterTimeout = null;
 	   
 	   var obsolete = [];
 	   
 	   var req = q_filter_field.value.toLowerCase();
 	   
 	   var l = nodes.length;
 	   var i;
 	   var showing = 0;
 	   
        for (i=0;i<l;i++ ){
     	   var n = nodes[i];
     	   var target_element = display_element(n)
     	   if(req && n.innerHTML.toLowerCase().indexOf(req) == -1){
     		   hide_node(target_element);
     	   }
     	   else{
     		   show_node(target_element);
     		   showing+=1;
     	   }
        }	  	   
 
 	   // if repo_count is set update the number
 	   var cnt = YUD.get('repo_count');
 	   if(cnt){
 		   YUD.get('repo_count').innerHTML = showing;
 	   }       
        
 	}	
 };
 
 var tableTr = function(cls, body){
 	var _el = document.createElement('div');
 	var cont = new YAHOO.util.Element(body);
 	var comment_id = fromHTML(body).children[0].id.split('comment-')[1];
 	var id = 'comment-tr-{0}'.format(comment_id);
 	var _html = ('<table><tbody><tr id="{0}" class="{1}">'+
 	              '<td class="lineno-inline new-inline"></td>'+
     			  '<td class="lineno-inline old-inline"></td>'+ 
                   '<td>{2}</td>'+
                  '</tr></tbody></table>').format(id, cls, body);
 	_el.innerHTML = _html;
 	return _el.children[0].children[0].children[0];
 };
 
 /** comments **/
 var removeInlineForm = function(form) {
 	form.parentNode.removeChild(form);
 };
 
 var createInlineForm = function(parent_tr, f_path, line) {
 	var tmpl = YUD.get('comment-inline-form-template').innerHTML;
 	tmpl = tmpl.format(f_path, line);
 	var form = tableTr('comment-form-inline',tmpl)
 
 	// create event for hide button
 	form = new YAHOO.util.Element(form);
 	var form_hide_button = new YAHOO.util.Element(YUD.getElementsByClassName('hide-inline-form',null,form)[0]);
 	form_hide_button.on('click', function(e) {
 		var newtr = e.currentTarget.parentNode.parentNode.parentNode.parentNode.parentNode;
 		if(YUD.hasClass(newtr.nextElementSibling,'inline-comments-button')){
 			YUD.setStyle(newtr.nextElementSibling,'display','');
 		}
 		removeInlineForm(newtr);
 		YUD.removeClass(parent_tr, 'form-open');
 		YUD.removeClass(parent_tr, 'hl-comment');
 		
 	});
 	
 	return form
 };
 
 /**
  * Inject inline comment for on given TR this tr should be always an .line
  * tr containing the line. Code will detect comment, and always put the comment
  * block at the very bottom
  */
 var injectInlineForm = function(tr){
 	  if(!YUD.hasClass(tr, 'line')){
 		  return
 	  }
 	  var submit_url = AJAX_COMMENT_URL;
 	  var _td = YUD.getElementsByClassName('code',null,tr)[0];
 	  if(YUD.hasClass(tr,'form-open') || YUD.hasClass(tr,'context') || YUD.hasClass(_td,'no-comment')){
 		  return
 	  }	
 	  YUD.addClass(tr,'form-open');
 	  YUD.addClass(tr,'hl-comment');
 	  var node = YUD.getElementsByClassName('full_f_path',null,tr.parentNode.parentNode.parentNode)[0];
 	  var f_path = YUD.getAttribute(node,'path');
 	  var lineno = getLineNo(tr);
 	  var form = createInlineForm(tr, f_path, lineno, submit_url);
 	  
 	  var parent = tr;
 	  while (1){
 		  var n = parent.nextElementSibling;
 		  // next element are comments !
 		  if(YUD.hasClass(n,'inline-comments')){
 			  parent = n;
 		  }
 		  else{
 			  break;
 		  }
 	  }	  
 	  YUD.insertAfter(form,parent);
 	  var f = YUD.get(form);
 	  var overlay = YUD.getElementsByClassName('overlay',null,f)[0];
 	  var _form = YUD.getElementsByClassName('inline-form',null,f)[0];
 	  
 	  YUE.on(YUD.get(_form), 'submit',function(e){
 		  YUE.preventDefault(e);
 		  
 		  //ajax submit
 		  var text = YUD.get('text_'+lineno).value;
 		  var postData = {
 	            'text':text,
 	            'f_path':f_path,
 	            'line':lineno
 		  };
 		  
 		  if(lineno === undefined){
 			  alert('missing line !');
 			  return
 		  }
 		  if(f_path === undefined){
 			  alert('missing file path !');
 			  return
 		  }
 		  
 		  if(text == ""){
 			  return
 		  }
 		  
 		  var success = function(o){
 			  YUD.removeClass(tr, 'form-open');
 			  removeInlineForm(f);			  
 			  var json_data = JSON.parse(o.responseText);
 	          renderInlineComment(json_data);
 		  };
 
 		  if (YUD.hasClass(overlay,'overlay')){
 			  var w = _form.offsetWidth;
 			  var h = _form.offsetHeight;
 			  YUD.setStyle(overlay,'width',w+'px');
 			  YUD.setStyle(overlay,'height',h+'px');
 		  }		  
 		  YUD.addClass(overlay, 'submitting');		  
 		  
 		  ajaxPOST(submit_url, postData, success);
 	  });
 	  
 	  setTimeout(function(){
 		  // callbacks
 		  tooltip_activate();
 		  MentionsAutoComplete('text_'+lineno, 'mentions_container_'+lineno, 
 	                         _USERS_AC_DATA, _GROUPS_AC_DATA);
 		  var _e = YUD.get('text_'+lineno);
 		  if(_e){
 			  _e.focus();
 		  }
 	  },10)
 };
 
 var deleteComment = function(comment_id){
 	var url = AJAX_COMMENT_DELETE_URL.replace('__COMMENT_ID__',comment_id);
     var postData = {'_method':'delete'};
     var success = function(o){
         var n = YUD.get('comment-tr-'+comment_id);
         var root = prevElementSibling(prevElementSibling(n));
         n.parentNode.removeChild(n);
 
         // scann nodes, and attach add button to last one
         placeAddButton(root);
     }
     ajaxPOST(url,postData,success);
 }
 
 var createInlineAddButton = function(tr){
 
 	var label = TRANSLATION_MAP['Add another comment'];
 	
 	var html_el = document.createElement('div');
 	YUD.addClass(html_el, 'add-comment');
 	html_el.innerHTML = '<span class="ui-btn">{0}</span>'.format(label);
 	
 	var add = new YAHOO.util.Element(html_el);
 	add.on('click', function(e) {
 		injectInlineForm(tr);
 	});
 	return add;
 };
 
 var getLineNo = function(tr) {
 	var line;
 	var o = tr.children[0].id.split('_');
 	var n = tr.children[1].id.split('_');
 
 	if (n.length >= 2) {
 		line = n[n.length-1];
 	} else if (o.length >= 2) {
 		line = o[o.length-1];
 	}
 
 	return line
 };
 
 var placeAddButton = function(target_tr){
 	if(!target_tr){
 		return
 	}
 	var last_node = target_tr;
     //scann	
 	  while (1){
 		  var n = last_node.nextElementSibling;
 		  // next element are comments !
 		  if(YUD.hasClass(n,'inline-comments')){
 			  last_node = n;
 			  //also remove the comment button from previous
 			  var comment_add_buttons = YUD.getElementsByClassName('add-comment',null,last_node);
 			  for(var i=0;i<comment_add_buttons.length;i++){
 				  var b = comment_add_buttons[i];
 				  b.parentNode.removeChild(b);
 			  }
 		  }
 		  else{
 			  break;
 		  }
 	  }
 	  
     var add = createInlineAddButton(target_tr);
     // get the comment div
     var comment_block = YUD.getElementsByClassName('comment',null,last_node)[0];
     // attach add button
     YUD.insertAfter(add,comment_block);	
 }
 
 /**
  * Places the inline comment into the changeset block in proper line position
  */
 var placeInline = function(target_container,lineno,html){
 	  var lineid = "{0}_{1}".format(target_container,lineno);
 	  var target_line = YUD.get(lineid);
 	  var comment = new YAHOO.util.Element(tableTr('inline-comments',html))
 	  
 	  // check if there are comments already !
 	  var parent = target_line.parentNode;
 	  var root_parent = parent;
 	  while (1){
 		  var n = parent.nextElementSibling;
 		  // next element are comments !
 		  if(YUD.hasClass(n,'inline-comments')){
 			  parent = n;
 		  }
 		  else{
 			  break;
 		  }
 	  }
 	  // put in the comment at the bottom
 	  YUD.insertAfter(comment,parent);
 	  
 	  // scann nodes, and attach add button to last one
       placeAddButton(root_parent);
 
 	  return target_line;
 }
 
 /**
  * make a single inline comment and place it inside
  */
 var renderInlineComment = function(json_data){
     try{
 	  var html =  json_data['rendered_text'];
 	  var lineno = json_data['line_no'];
 	  var target_id = json_data['target_id'];
 	  placeInline(target_id, lineno, html);
 
     }catch(e){
   	  console.log(e);
     }
 }
 
 /**
  * Iterates over all the inlines, and places them inside proper blocks of data
  */
 var renderInlineComments = function(file_comments){
 	for (f in file_comments){
         // holding all comments for a FILE
 		var box = file_comments[f];
 
 		var target_id = YUD.getAttribute(box,'target_id');
 		// actually comments with line numbers
         var comments = box.children;
         for(var i=0; i<comments.length; i++){
         	var data = {
         		'rendered_text': comments[i].outerHTML,
         		'line_no': YUD.getAttribute(comments[i],'line'),
         		'target_id': target_id
         	}
         	renderInlineComment(data);
         }
     }	
 }
 
 var fileBrowserListeners = function(current_url, node_list_url, url_base){
 	var current_url_branch = +"?branch=__BRANCH__";
 
 	YUE.on('stay_at_branch','click',function(e){
 	    if(e.target.checked){
 	        var uri = current_url_branch;
 	        uri = uri.replace('__BRANCH__',e.target.value);
 	        window.location = uri;
 	    }
 	    else{
 	        window.location = current_url;
 	    }
 	})            
 
 	var n_filter = YUD.get('node_filter');
 	var F = YAHOO.namespace('node_filter');
 	
 	F.filterTimeout = null;
 	var nodes = null;
 
 	F.initFilter = function(){
 	  YUD.setStyle('node_filter_box_loading','display','');
 	  YUD.setStyle('search_activate_id','display','none');
 	  YUD.setStyle('add_node_id','display','none');
 	  YUC.initHeader('X-PARTIAL-XHR',true);
 	  YUC.asyncRequest('GET', node_list_url, {
 	      success:function(o){
 	        nodes = JSON.parse(o.responseText).nodes;
 	        YUD.setStyle('node_filter_box_loading','display','none');
 	        YUD.setStyle('node_filter_box','display','');
 	        n_filter.focus();
 			if(YUD.hasClass(n_filter,'init')){
 				n_filter.value = '';
 				YUD.removeClass(n_filter,'init');
 			}   
 	      },
 	      failure:function(o){
 	          console.log('failed to load');
 	      }
 	  },null);            
 	}
 
 	F.updateFilter  = function(e) {
 	    
 	    return function(){
 	        // Reset timeout 
 	        F.filterTimeout = null;
 	        var query = e.target.value.toLowerCase();
 	        var match = [];
 	        var matches = 0;
 	        var matches_max = 20;
 	        if (query != ""){
 	            for(var i=0;i<nodes.length;i++){
 	            	
 	                var pos = nodes[i].name.toLowerCase().indexOf(query)
 	                if(query && pos != -1){
 	                    
 	                    matches++
 	                    //show only certain amount to not kill browser 
 	                    if (matches > matches_max){
 	                        break;
 	                    }
 	                    
 	                    var n = nodes[i].name;
 	                    var t = nodes[i].type;
 	                    var n_hl = n.substring(0,pos)
 	                      +"<b>{0}</b>".format(n.substring(pos,pos+query.length))
 	                      +n.substring(pos+query.length)
 	                    var new_url = url_base.replace('__FPATH__',n);
 	                    match.push('<tr><td><a class="browser-{0}" href="{1}">{2}</a></td><td colspan="5"></td></tr>'.format(t,new_url,n_hl));
 	                }
 	                if(match.length >= matches_max){
 	                    match.push('<tr><td>{0}</td><td colspan="5"></td></tr>'.format(_TM['Search truncated']));
 	                }
 	            }                       
 	        }
 	        if(query != ""){
 	            YUD.setStyle('tbody','display','none');
 	            YUD.setStyle('tbody_filtered','display','');
 	            
 	            if (match.length==0){
 	              match.push('<tr><td>{0}</td><td colspan="5"></td></tr>'.format(_TM['No matching files']));
 	            }                           
 	            
 	            YUD.get('tbody_filtered').innerHTML = match.join("");   
 	        }
 	        else{
 	            YUD.setStyle('tbody','display','');
 	            YUD.setStyle('tbody_filtered','display','none');
 	        }
 	        
 	    }
 	};
 
 	YUE.on(YUD.get('filter_activate'),'click',function(){
 	    F.initFilter();
 	})
 	YUE.on(n_filter,'click',function(){
 		if(YUD.hasClass(n_filter,'init')){
 			n_filter.value = '';
 			YUD.removeClass(n_filter,'init');
 		}
 	 });
 	YUE.on(n_filter,'keyup',function(e){
 	    clearTimeout(F.filterTimeout); 
 	    F.filterTimeout = setTimeout(F.updateFilter(e),600);
 	});
 };
 
 
 var initCodeMirror = function(textAreadId,resetUrl){  
     var myCodeMirror = CodeMirror.fromTextArea(YUD.get(textAreadId),{
            mode:  "null",
            lineNumbers:true
          });
     YUE.on('reset','click',function(e){
         window.location=resetUrl
     });
     
     YUE.on('file_enable','click',function(){
         YUD.setStyle('editor_container','display','');
         YUD.setStyle('upload_file_container','display','none');
         YUD.setStyle('filename_container','display','');
     });
     
     YUE.on('upload_file_enable','click',function(){
         YUD.setStyle('editor_container','display','none');
         YUD.setStyle('upload_file_container','display','');
         YUD.setStyle('filename_container','display','none');
     });	
 };
 
 
 
 var getIdentNode = function(n){
 	//iterate thru nodes untill matched interesting node !
 	
 	if (typeof n == 'undefined'){
 		return -1
 	}
 	
 	if(typeof n.id != "undefined" && n.id.match('L[0-9]+')){
 			return n
 		}
 	else{
 		return getIdentNode(n.parentNode);
 	}
 };
 
 var  getSelectionLink = function(e) {
 
 	//get selection from start/to nodes    	
 	if (typeof window.getSelection != "undefined") {
 		s = window.getSelection();
 	
 	   	from = getIdentNode(s.anchorNode);
 	   	till = getIdentNode(s.focusNode);
 	   	
 	    f_int = parseInt(from.id.replace('L',''));
 	    t_int = parseInt(till.id.replace('L',''));
 	    
 	    if (f_int > t_int){
 	    	//highlight from bottom 
 	    	offset = -35;
 	    	ranges = [t_int,f_int];
 	    	
 	    }
 	    else{
 	    	//highligth from top 
 	    	offset = 35;
 	    	ranges = [f_int,t_int];
 	    }
 	    // if we select more than 2 lines
 	    if (ranges[0] != ranges[1]){
 	        if(YUD.get('linktt') == null){
 	            hl_div = document.createElement('div');
 	            hl_div.id = 'linktt';
 	        }
 	        hl_div.innerHTML = '';
 
 	        anchor = '#L'+ranges[0]+'-'+ranges[1];
 	        var link = document.createElement('a');
 	        link.href = location.href.substring(0,location.href.indexOf('#'))+anchor;
 	        link.innerHTML = _TM['Selection link'];
 	        hl_div.appendChild(link);
 	        YUD.get('body').appendChild(hl_div);
 	        
 	        xy = YUD.getXY(till.id);
 
 	        YUD.addClass('linktt', 'hl-tip-box');
 	        YUD.setStyle('linktt','top',xy[1]+offset+'px');
 	        YUD.setStyle('linktt','left',xy[0]+'px');
 	        YUD.setStyle('linktt','visibility','visible');
 
 	    }
 	    else{
 	    	YUD.setStyle('linktt','visibility','hidden');
 	    }
 	}
 };
 
 var deleteNotification = function(url, notification_id,callbacks){
     var callback = { 
 		success:function(o){
 		    var obj = YUD.get(String("notification_"+notification_id));
 		    if(obj.parentNode !== undefined){
 				obj.parentNode.removeChild(obj);
 			}
 			_run_callbacks(callbacks);
 		},
 	    failure:function(o){
 	        alert("error");
 	    },
 	};
     var postData = '_method=delete';
     var sUrl = url.replace('__NOTIFICATION_ID__',notification_id);
     var request = YAHOO.util.Connect.asyncRequest('POST', sUrl, 
     											  callback, postData);
 };	
 
 var readNotification = function(url, notification_id,callbacks){
     var callback = { 
 		success:function(o){
 		    var obj = YUD.get(String("notification_"+notification_id));
 		    YUD.removeClass(obj, 'unread');
 		    var r_button = YUD.getElementsByClassName('read-notification',null,obj.children[0])[0];
 		    
 		    if(r_button.parentNode !== undefined){
 		    	r_button.parentNode.removeChild(r_button);
 			}		    
 			_run_callbacks(callbacks);
 		},
 	    failure:function(o){
 	        alert("error");
 	    },
 	};
     var postData = '_method=put';
     var sUrl = url.replace('__NOTIFICATION_ID__',notification_id);
     var request = YAHOO.util.Connect.asyncRequest('POST', sUrl, 
     											  callback, postData);
 };	
 
 /** MEMBERS AUTOCOMPLETE WIDGET **/
 
 var MembersAutoComplete = function (divid, cont, users_list, groups_list) {
     var myUsers = users_list;
     var myGroups = groups_list;
 
     // Define a custom search function for the DataSource of users
     var matchUsers = function (sQuery) {
             // Case insensitive matching
             var query = sQuery.toLowerCase();
             var i = 0;
             var l = myUsers.length;
             var matches = [];
 
             // Match against each name of each contact
             for (; i < l; i++) {
                 contact = myUsers[i];
                 if (((contact.fname+"").toLowerCase().indexOf(query) > -1) || 
                    	 ((contact.lname+"").toLowerCase().indexOf(query) > -1) || 
                    	 ((contact.nname) && ((contact.nname).toLowerCase().indexOf(query) > -1))) {
                        matches[matches.length] = contact;
                    }
             }
             return matches;
         };
 
     // Define a custom search function for the DataSource of userGroups
     var matchGroups = function (sQuery) {
             // Case insensitive matching
             var query = sQuery.toLowerCase();
             var i = 0;
             var l = myGroups.length;
             var matches = [];
 
             // Match against each name of each contact
             for (; i < l; i++) {
                 matched_group = myGroups[i];
                 if (matched_group.grname.toLowerCase().indexOf(query) > -1) {
                     matches[matches.length] = matched_group;
                 }
             }
             return matches;
         };
 
     //match all
     var matchAll = function (sQuery) {
             u = matchUsers(sQuery);
             g = matchGroups(sQuery);
             return u.concat(g);
         };
 
     // DataScheme for members
     var memberDS = new YAHOO.util.FunctionDataSource(matchAll);
     memberDS.responseSchema = {
         fields: ["id", "fname", "lname", "nname", "grname", "grmembers", "gravatar_lnk"]
     };
 
     // DataScheme for owner
     var ownerDS = new YAHOO.util.FunctionDataSource(matchUsers);
     ownerDS.responseSchema = {
         fields: ["id", "fname", "lname", "nname", "gravatar_lnk"]
     };
 
     // Instantiate AutoComplete for perms
     var membersAC = new YAHOO.widget.AutoComplete(divid, cont, memberDS);
     membersAC.useShadow = false;
     membersAC.resultTypeList = false;
     membersAC.animVert = false;
     membersAC.animHoriz = false;    
     membersAC.animSpeed = 0.1;
 
     // Instantiate AutoComplete for owner
     var ownerAC = new YAHOO.widget.AutoComplete("user", "owner_container", ownerDS);
     ownerAC.useShadow = false;
     ownerAC.resultTypeList = false;
     ownerAC.animVert = false;
     ownerAC.animHoriz = false;
     ownerAC.animSpeed = 0.1;
 
     // Helper highlight function for the formatter
     var highlightMatch = function (full, snippet, matchindex) {
             return full.substring(0, matchindex) 
             + "<span class='match'>" 
             + full.substr(matchindex, snippet.length) 
             + "</span>" + full.substring(matchindex + snippet.length);
         };
 
     // Custom formatter to highlight the matching letters
     var custom_formatter = function (oResultData, sQuery, sResultMatch) {
             var query = sQuery.toLowerCase();
             var _gravatar = function(res, em, group){
             	if (group !== undefined){
             		em = '/images/icons/group.png'
             	}
             	tmpl = '<div class="ac-container-wrap"><img class="perm-gravatar-ac" src="{0}"/>{1}</div>'
             	return tmpl.format(em,res)
             }
             // group
             if (oResultData.grname != undefined) {
                 var grname = oResultData.grname;
                 var grmembers = oResultData.grmembers;
                 var grnameMatchIndex = grname.toLowerCase().indexOf(query);
                 var grprefix = "{0}: ".format(_TM['Group']);
                 var grsuffix = " (" + grmembers + "  )";
                 var grsuffix = " ({0}  {1})".format(grmembers, _TM['members']);
 
                 if (grnameMatchIndex > -1) {
                     return _gravatar(grprefix + highlightMatch(grname, query, grnameMatchIndex) + grsuffix,null,true);
                 }
 			    return _gravatar(grprefix + oResultData.grname + grsuffix, null,true);
             // Users
             } else if (oResultData.nname != undefined) {
                 var fname = oResultData.fname || "";
                 var lname = oResultData.lname || "";
                 var nname = oResultData.nname;
                 
                 // Guard against null value
                 var fnameMatchIndex = fname.toLowerCase().indexOf(query),
                     lnameMatchIndex = lname.toLowerCase().indexOf(query),
                     nnameMatchIndex = nname.toLowerCase().indexOf(query),
                     displayfname, displaylname, displaynname;
 
                 if (fnameMatchIndex > -1) {
                     displayfname = highlightMatch(fname, query, fnameMatchIndex);
                 } else {
                     displayfname = fname;
                 }
 
                 if (lnameMatchIndex > -1) {
                     displaylname = highlightMatch(lname, query, lnameMatchIndex);
                 } else {
                     displaylname = lname;
                 }
 
                 if (nnameMatchIndex > -1) {
                     displaynname = "(" + highlightMatch(nname, query, nnameMatchIndex) + ")";
                 } else {
                     displaynname = nname ? "(" + nname + ")" : "";
                 }
 
                 return _gravatar(displayfname + " " + displaylname + " " + displaynname, oResultData.gravatar_lnk);
             } else {
                 return '';
             }
         };
     membersAC.formatResult = custom_formatter;
     ownerAC.formatResult = custom_formatter;
 
     var myHandler = function (sType, aArgs) {
     		var nextId = divid.split('perm_new_member_name_')[1];
             var myAC = aArgs[0]; // reference back to the AC instance
             var elLI = aArgs[1]; // reference to the selected LI element
             var oData = aArgs[2]; // object literal of selected item's result data
             //fill the autocomplete with value
             if (oData.nname != undefined) {
                 //users
                 myAC.getInputEl().value = oData.nname;
                 YUD.get('perm_new_member_type_'+nextId).value = 'user';
             } else {
                 //groups
                 myAC.getInputEl().value = oData.grname;
                 YUD.get('perm_new_member_type_'+nextId).value = 'users_group';
             }
         };
 
     membersAC.itemSelectEvent.subscribe(myHandler);
     if(ownerAC.itemSelectEvent){
     	ownerAC.itemSelectEvent.subscribe(myHandler);
     }
 
     return {
         memberDS: memberDS,
         ownerDS: ownerDS,
         membersAC: membersAC,
         ownerAC: ownerAC,
     };
 }
 
 
 var MentionsAutoComplete = function (divid, cont, users_list, groups_list) {
     var myUsers = users_list;
     var myGroups = groups_list;
 
     // Define a custom search function for the DataSource of users
     var matchUsers = function (sQuery) {
     	    var org_sQuery = sQuery;
     	    if(this.mentionQuery == null){
     	    	return []    	    	
     	    }
     	    sQuery = this.mentionQuery;
             // Case insensitive matching
             var query = sQuery.toLowerCase();
             var i = 0;
             var l = myUsers.length;
             var matches = [];
 
             // Match against each name of each contact
             for (; i < l; i++) {
                 contact = myUsers[i];
                 if (((contact.fname+"").toLowerCase().indexOf(query) > -1) || 
                 	 ((contact.lname+"").toLowerCase().indexOf(query) > -1) || 
                 	 ((contact.nname) && ((contact.nname).toLowerCase().indexOf(query) > -1))) {
                     matches[matches.length] = contact;
                 }
             }
             return matches
         };
 
     //match all
     var matchAll = function (sQuery) {
             u = matchUsers(sQuery);
             return u
         };
 
     // DataScheme for owner
     var ownerDS = new YAHOO.util.FunctionDataSource(matchUsers);
 
     ownerDS.responseSchema = {
         fields: ["id", "fname", "lname", "nname", "gravatar_lnk"]
     };
 
     // Instantiate AutoComplete for mentions
     var ownerAC = new YAHOO.widget.AutoComplete(divid, cont, ownerDS);
     ownerAC.useShadow = false;
     ownerAC.resultTypeList = false;
     ownerAC.suppressInputUpdate = true;
     ownerAC.animVert = false;
     ownerAC.animHoriz = false;    
     ownerAC.animSpeed = 0.1;
     
     // Helper highlight function for the formatter
     var highlightMatch = function (full, snippet, matchindex) {
             return full.substring(0, matchindex) 
             + "<span class='match'>" 
             + full.substr(matchindex, snippet.length) 
             + "</span>" + full.substring(matchindex + snippet.length);
         };
 
     // Custom formatter to highlight the matching letters
     ownerAC.formatResult = function (oResultData, sQuery, sResultMatch) {
 		    var org_sQuery = sQuery;
 		    if(this.dataSource.mentionQuery != null){
 		    	sQuery = this.dataSource.mentionQuery;		    	
 		    }
 
             var query = sQuery.toLowerCase();
             var _gravatar = function(res, em, group){
             	if (group !== undefined){
             		em = '/images/icons/group.png'
             	}
             	tmpl = '<div class="ac-container-wrap"><img class="perm-gravatar-ac" src="{0}"/>{1}</div>'
             	return tmpl.format(em,res)
             }
             if (oResultData.nname != undefined) {
                 var fname = oResultData.fname || "";
                 var lname = oResultData.lname || "";
                 var nname = oResultData.nname;
                 
                 // Guard against null value
                 var fnameMatchIndex = fname.toLowerCase().indexOf(query),
                     lnameMatchIndex = lname.toLowerCase().indexOf(query),
                     nnameMatchIndex = nname.toLowerCase().indexOf(query),
                     displayfname, displaylname, displaynname;
 
                 if (fnameMatchIndex > -1) {
                     displayfname = highlightMatch(fname, query, fnameMatchIndex);
                 } else {
                     displayfname = fname;
                 }
 
                 if (lnameMatchIndex > -1) {
                     displaylname = highlightMatch(lname, query, lnameMatchIndex);
                 } else {
                     displaylname = lname;
                 }
 
                 if (nnameMatchIndex > -1) {
                     displaynname = "(" + highlightMatch(nname, query, nnameMatchIndex) + ")";
                 } else {
                     displaynname = nname ? "(" + nname + ")" : "";
                 }
 
                 return _gravatar(displayfname + " " + displaylname + " " + displaynname, oResultData.gravatar_lnk);
             } else {
                 return '';
             }
         };
 
     if(ownerAC.itemSelectEvent){
     	ownerAC.itemSelectEvent.subscribe(function (sType, aArgs) {
 
             var myAC = aArgs[0]; // reference back to the AC instance
             var elLI = aArgs[1]; // reference to the selected LI element
             var oData = aArgs[2]; // object literal of selected item's result data
             //fill the autocomplete with value
             if (oData.nname != undefined) {
                 //users
             	//Replace the mention name with replaced
             	var re = new RegExp();
             	var org = myAC.getInputEl().value;
             	var chunks = myAC.dataSource.chunks
             	// replace middle chunk(the search term) with actuall  match
             	chunks[1] = chunks[1].replace('@'+myAC.dataSource.mentionQuery,
             								  '@'+oData.nname+' ');
                 myAC.getInputEl().value = chunks.join('')
                 YUD.get(myAC.getInputEl()).focus(); // Y U NO WORK !?
             } else {
                 //groups
                 myAC.getInputEl().value = oData.grname;
                 YUD.get('perm_new_member_type').value = 'users_group';
             }
         });
     }
 
     // in this keybuffer we will gather current value of search !
     // since we need to get this just when someone does `@` then we do the
     // search
     ownerAC.dataSource.chunks = [];
     ownerAC.dataSource.mentionQuery = null;
 
     ownerAC.get_mention = function(msg, max_pos) {
     	var org = msg;
     	var re = new RegExp('(?:^@|\s@)([a-zA-Z0-9]{1}[a-zA-Z0-9\-\_\.]+)$')
     	var chunks  = [];
 
 		
     	// cut first chunk until curret pos
 		var to_max = msg.substr(0, max_pos);		
 		var at_pos = Math.max(0,to_max.lastIndexOf('@')-1);
 		var msg2 = to_max.substr(at_pos);
 
 		chunks.push(org.substr(0,at_pos))// prefix chunk
 		chunks.push(msg2)                // search chunk
 		chunks.push(org.substr(max_pos)) // postfix chunk
 
 		// clean up msg2 for filtering and regex match
 		var msg2 = msg2.lstrip(' ').lstrip('\n');
 
 		if(re.test(msg2)){
 			var unam = re.exec(msg2)[1];
 			return [unam, chunks];
 		}
 		return [null, null];
     };
     
     if (ownerAC.textboxKeyUpEvent){
 		ownerAC.textboxKeyUpEvent.subscribe(function(type, args){
 			
 			var ac_obj = args[0];
 			var currentMessage = args[1];
 			var currentCaretPosition = args[0]._elTextbox.selectionStart;
 	
 			var unam = ownerAC.get_mention(currentMessage, currentCaretPosition); 
 			var curr_search = null;
 			if(unam[0]){
 				curr_search = unam[0];
 			}
 			
 			ownerAC.dataSource.chunks = unam[1];
 			ownerAC.dataSource.mentionQuery = curr_search;
 	
 		})
 	}	
     return {
         ownerDS: ownerDS,
         ownerAC: ownerAC,
     };
 }
 
 var addReviewMember = function(id,fname,lname,nname,gravatar_link){
 	var members  = YUD.get('review_members');
 	var tmpl = '<li id="reviewer_{2}">'+
     '<div class="reviewers_member">'+
       '<div class="gravatar"><img alt="gravatar" src="{0}"/> </div>'+
       '<div style="float:left">{1}</div>'+
       '<input type="hidden" value="{2}" name="review_members" />'+
       '<span class="delete_icon action_button" onclick="removeReviewMember({2})"></span>'+
     '</div>'+
     '</li>'	;
     var displayname = "{0} {1} ({2})".format(fname,lname,nname);
 	var element = tmpl.format(gravatar_link,displayname,id);
 	// check if we don't have this ID already in
 	var ids = [];
 	var _els = YUQ('#review_members li');
 	for (el in _els){
 		ids.push(_els[el].id)
 	}
 	if(ids.indexOf('reviewer_'+id) == -1){
 		//only add if it's not there
 		members.innerHTML += element;
 	}
 	    
 }
 
 var removeReviewMember = function(reviewer_id, repo_name, pull_request_id){
 	var el = YUD.get('reviewer_{0}'.format(reviewer_id));
 	if (el.parentNode !== undefined){
 		el.parentNode.removeChild(el);
 	}
 }
 
 var updateReviewers = function(reviewers_ids, repo_name, pull_request_id){
 	if (reviewers_ids === undefined){
   	  var reviewers_ids = [];
 	  var ids = YUQ('#review_members input');
 	  for(var i=0; i<ids.length;i++){
 		  var id = ids[i].value
 		  reviewers_ids.push(id);
 	  }		
 	}
 	var url = pyroutes.url('pullrequest_update', {"repo_name":repo_name,
 												  "pull_request_id": pull_request_id});
 	var postData = {'_method':'put',
 			        'reviewers_ids': reviewers_ids};
 	var success = function(o){
 		window.location.reload();
 	}
 	ajaxPOST(url,postData,success);
 }
 
 var PullRequestAutoComplete = function (divid, cont, users_list, groups_list) {
     var myUsers = users_list;
     var myGroups = groups_list;
 
     // Define a custom search function for the DataSource of users
     var matchUsers = function (sQuery) {
             // Case insensitive matching
             var query = sQuery.toLowerCase();
             var i = 0;
             var l = myUsers.length;
             var matches = [];
 
             // Match against each name of each contact
             for (; i < l; i++) {
                 contact = myUsers[i];
                 if (((contact.fname+"").toLowerCase().indexOf(query) > -1) || 
                    	 ((contact.lname+"").toLowerCase().indexOf(query) > -1) || 
                    	 ((contact.nname) && ((contact.nname).toLowerCase().indexOf(query) > -1))) {
                        matches[matches.length] = contact;
                    }
             }
             return matches;
         };
 
     // Define a custom search function for the DataSource of userGroups
     var matchGroups = function (sQuery) {
             // Case insensitive matching
             var query = sQuery.toLowerCase();
             var i = 0;
             var l = myGroups.length;
             var matches = [];
 
             // Match against each name of each contact
             for (; i < l; i++) {
                 matched_group = myGroups[i];
                 if (matched_group.grname.toLowerCase().indexOf(query) > -1) {
                     matches[matches.length] = matched_group;
                 }
             }
             return matches;
         };
 
     //match all
     var matchAll = function (sQuery) {
             u = matchUsers(sQuery);
             return u
         };
 
     // DataScheme for owner
     var ownerDS = new YAHOO.util.FunctionDataSource(matchUsers);
 
     ownerDS.responseSchema = {
         fields: ["id", "fname", "lname", "nname", "gravatar_lnk"]
     };
 
     // Instantiate AutoComplete for mentions
     var reviewerAC = new YAHOO.widget.AutoComplete(divid, cont, ownerDS);
     reviewerAC.useShadow = false;
     reviewerAC.resultTypeList = false;
     reviewerAC.suppressInputUpdate = true;
     reviewerAC.animVert = false;
     reviewerAC.animHoriz = false;    
     reviewerAC.animSpeed = 0.1;
     
     // Helper highlight function for the formatter
     var highlightMatch = function (full, snippet, matchindex) {
             return full.substring(0, matchindex) 
             + "<span class='match'>" 
             + full.substr(matchindex, snippet.length) 
             + "</span>" + full.substring(matchindex + snippet.length);
         };
 
     // Custom formatter to highlight the matching letters
     reviewerAC.formatResult = function (oResultData, sQuery, sResultMatch) {
 		    var org_sQuery = sQuery;
 		    if(this.dataSource.mentionQuery != null){
 		    	sQuery = this.dataSource.mentionQuery;		    	
 		    }
 
             var query = sQuery.toLowerCase();
             var _gravatar = function(res, em, group){
             	if (group !== undefined){
             		em = '/images/icons/group.png'
             	}
             	tmpl = '<div class="ac-container-wrap"><img class="perm-gravatar-ac" src="{0}"/>{1}</div>'
             	return tmpl.format(em,res)
             }
             if (oResultData.nname != undefined) {
                 var fname = oResultData.fname || "";
                 var lname = oResultData.lname || "";
                 var nname = oResultData.nname;
                 
                 // Guard against null value
                 var fnameMatchIndex = fname.toLowerCase().indexOf(query),
                     lnameMatchIndex = lname.toLowerCase().indexOf(query),
                     nnameMatchIndex = nname.toLowerCase().indexOf(query),
                     displayfname, displaylname, displaynname;
 
                 if (fnameMatchIndex > -1) {
                     displayfname = highlightMatch(fname, query, fnameMatchIndex);
                 } else {
                     displayfname = fname;
                 }
 
                 if (lnameMatchIndex > -1) {
                     displaylname = highlightMatch(lname, query, lnameMatchIndex);
                 } else {
                     displaylname = lname;
                 }
 
                 if (nnameMatchIndex > -1) {
                     displaynname = "(" + highlightMatch(nname, query, nnameMatchIndex) + ")";
                 } else {
                     displaynname = nname ? "(" + nname + ")" : "";
                 }
 
                 return _gravatar(displayfname + " " + displaylname + " " + displaynname, oResultData.gravatar_lnk);
             } else {
                 return '';
             }
         };
         
     //members cache to catch duplicates
     reviewerAC.dataSource.cache = [];
     // hack into select event
     if(reviewerAC.itemSelectEvent){
     	reviewerAC.itemSelectEvent.subscribe(function (sType, aArgs) {
 
             var myAC = aArgs[0]; // reference back to the AC instance
             var elLI = aArgs[1]; // reference to the selected LI element
             var oData = aArgs[2]; // object literal of selected item's result data
             
             //fill the autocomplete with value
 
             if (oData.nname != undefined) {
             	addReviewMember(oData.id, oData.fname, oData.lname, oData.nname,
             					oData.gravatar_lnk);
             	myAC.dataSource.cache.push(oData.id);
             	YUD.get('user').value = '' 
             }
     	});        
     }
     return {
         ownerDS: ownerDS,
         reviewerAC: reviewerAC,
     };
 }
 
 /**
  * QUICK REPO MENU
  */
 var quick_repo_menu = function(){
     YUE.on(YUQ('.quick_repo_menu'),'mouseenter',function(e){
             var menu = e.currentTarget.firstElementChild.firstElementChild;
             if(YUD.hasClass(menu,'hidden')){
                 YUD.replaceClass(e.currentTarget,'hidden', 'active');
                 YUD.replaceClass(menu, 'hidden', 'active');
             }
         })
     YUE.on(YUQ('.quick_repo_menu'),'mouseleave',function(e){
             var menu = e.currentTarget.firstElementChild.firstElementChild;
             if(YUD.hasClass(menu,'active')){
                 YUD.replaceClass(e.currentTarget, 'active', 'hidden');
                 YUD.replaceClass(menu, 'active', 'hidden');
             }
         })
 };
 
 
 /**
  * TABLE SORTING
  */
 
 // returns a node from given html;
 var fromHTML = function(html){
 	  var _html = document.createElement('element');
 	  _html.innerHTML = html;
 	  return _html;
 }
 var get_rev = function(node){
     var n = node.firstElementChild.firstElementChild;
     
     if (n===null){
         return -1
     }
     else{
         out = n.firstElementChild.innerHTML.split(':')[0].replace('r','');
         return parseInt(out);
     }
 }
 
 var get_name = function(node){
 	 var name = node.firstElementChild.children[2].innerHTML; 
 	 return name
 }
 var get_group_name = function(node){
 	var name = node.firstElementChild.children[1].innerHTML;
 	return name
 }
 var get_date = function(node){
 	var date_ = YUD.getAttribute(node.firstElementChild,'date');
 	return date_
 }
 
 var get_age = function(node){
 	return node
 }
 
 var get_link = function(node){
 	return node.firstElementChild.text;
 }
 
 var revisionSort = function(a, b, desc, field) {
 	  
 	  var a_ = fromHTML(a.getData(field));
 	  var b_ = fromHTML(b.getData(field));
 	  
 	  // extract revisions from string nodes 
 	  a_ = get_rev(a_)
 	  b_ = get_rev(b_)
 	      	  
 	  var comp = YAHOO.util.Sort.compare;
 	  var compState = comp(a_, b_, desc);
 	  return compState;
 };
 var ageSort = function(a, b, desc, field) {
     var a_ = fromHTML(a.getData(field));
     var b_ = fromHTML(b.getData(field));
     
     // extract name from table
     a_ = get_date(a_)
     b_ = get_date(b_)          
     
     var comp = YAHOO.util.Sort.compare;
     var compState = comp(a_, b_, desc);
     return compState;
 };
 
 var lastLoginSort = function(a, b, desc, field) {
 	var a_ = a.getData('last_login_raw') || 0;
     var b_ = b.getData('last_login_raw') || 0;
     
     var comp = YAHOO.util.Sort.compare;
     var compState = comp(a_, b_, desc);
     return compState;
 };
 
 var nameSort = function(a, b, desc, field) {
     var a_ = fromHTML(a.getData(field));
     var b_ = fromHTML(b.getData(field));
 
     // extract name from table
     a_ = get_name(a_)
     b_ = get_name(b_)          
     
     var comp = YAHOO.util.Sort.compare;
     var compState = comp(a_, b_, desc);
     return compState;
 };
 
 var permNameSort = function(a, b, desc, field) {
     var a_ = fromHTML(a.getData(field));
     var b_ = fromHTML(b.getData(field));
     // extract name from table
 
     a_ = a_.children[0].innerHTML;
     b_ = b_.children[0].innerHTML;      
     
     var comp = YAHOO.util.Sort.compare;
     var compState = comp(a_, b_, desc);
     return compState;
 };
 
 var groupNameSort = function(a, b, desc, field) {
     var a_ = fromHTML(a.getData(field));
     var b_ = fromHTML(b.getData(field));
     
     // extract name from table
     a_ = get_group_name(a_)
     b_ = get_group_name(b_)          
     
     var comp = YAHOO.util.Sort.compare;
     var compState = comp(a_, b_, desc);
     return compState;
 };
 var dateSort = function(a, b, desc, field) {
     var a_ = fromHTML(a.getData(field));
     var b_ = fromHTML(b.getData(field));
     
     // extract name from table
     a_ = get_date(a_)
     b_ = get_date(b_)          
     
     var comp = YAHOO.util.Sort.compare;
     var compState = comp(a_, b_, desc);
     return compState;
 };
 
 var linkSort = function(a, b, desc, field) {
 	  var a_ = fromHTML(a.getData(field));
 	  var b_ = fromHTML(a.getData(field));
 	  
 	  // extract url text from string nodes 
 	  a_ = get_link(a_)
 	  b_ = get_link(b_)
 
 	  var comp = YAHOO.util.Sort.compare;
 	  var compState = comp(a_, b_, desc);
 	  return compState;
 }
 
 var addPermAction = function(_html, users_list, groups_list){
     var elmts = YUD.getElementsByClassName('last_new_member');
     var last_node = elmts[elmts.length-1];
     if (last_node){
        var next_id = (YUD.getElementsByClassName('new_members')).length;
        _html = _html.format(next_id);
        last_node.innerHTML = _html;
        YUD.setStyle(last_node, 'display', '');
        YUD.removeClass(last_node, 'last_new_member');
        MembersAutoComplete("perm_new_member_name_"+next_id, 
                "perm_container_"+next_id, users_list, groups_list);          
        //create new last NODE
        var el = document.createElement('tr');
        el.id = 'add_perm_input';
        YUD.addClass(el,'last_new_member');
        YUD.addClass(el,'new_members');
        YUD.insertAfter(el, last_node);
     }	
 }
 
 /* Multi selectors */
 
 var MultiSelectWidget = function(selected_id, available_id, form_id){
 
 
 	//definition of containers ID's
 	var selected_container = selected_id;
 	var available_container = available_id;
 	
 	//temp container for selected storage.
 	var cache = new Array();
 	var av_cache = new Array();
 	var c =  YUD.get(selected_container);
 	var ac = YUD.get(available_container);
 	
 	//get only selected options for further fullfilment
 	for(var i = 0;node =c.options[i];i++){
 	    if(node.selected){
 	        //push selected to my temp storage left overs :)
 	        cache.push(node);
 	    }
 	}
 	
 	//get all available options to cache
 	for(var i = 0;node =ac.options[i];i++){
 	        //push selected to my temp storage left overs :)
 	        av_cache.push(node);
 	}
 	
 	//fill available only with those not in choosen
 	ac.options.length=0;
 	tmp_cache = new Array();
 	
 	for(var i = 0;node = av_cache[i];i++){
 	    var add = true;
 	    for(var i2 = 0;node_2 = cache[i2];i2++){
 	        if(node.value == node_2.value){
 	            add=false;
 	            break;
 	        }
 	    }
 	    if(add){
 	        tmp_cache.push(new Option(node.text, node.value, false, false));
 	    }
 	}
 	
 	for(var i = 0;node = tmp_cache[i];i++){
 	    ac.options[i] = node;
 	}
 	
 	function prompts_action_callback(e){
 	
 	    var choosen = YUD.get(selected_container);
 	    var available = YUD.get(available_container);
 	
 	    //get checked and unchecked options from field
 	    function get_checked(from_field){
 	        //temp container for storage.
 	        var sel_cache = new Array();
 	        var oth_cache = new Array();
 	
 	        for(var i = 0;node = from_field.options[i];i++){
 	            if(node.selected){
 	                //push selected fields :)
 	                sel_cache.push(node);
 	            }
 	            else{
 	                oth_cache.push(node)
 	            }
 	        }
 	
 	        return [sel_cache,oth_cache]
 	    }
 	
 	    //fill the field with given options
 	    function fill_with(field,options){
 	        //clear firtst
 	        field.options.length=0;
 	        for(var i = 0;node = options[i];i++){
 	                field.options[i]=new Option(node.text, node.value,
 	                        false, false);
 	        }
 	
 	    }
 	    //adds to current field
 	    function add_to(field,options){
 	        for(var i = 0;node = options[i];i++){
 	                field.appendChild(new Option(node.text, node.value,
 	                        false, false));
 	        }
 	    }
 	
 	    // add action
 	    if (this.id=='add_element'){
 	        var c = get_checked(available);
 	        add_to(choosen,c[0]);
 	        fill_with(available,c[1]);
 	    }
 	    // remove action
 	    if (this.id=='remove_element'){
 	        var c = get_checked(choosen);
 	        add_to(available,c[0]);
 	        fill_with(choosen,c[1]);
 	    }
 	    // add all elements
 	    if(this.id=='add_all_elements'){
 	        for(var i=0; node = available.options[i];i++){
 	                choosen.appendChild(new Option(node.text,
 	                        node.value, false, false));
 	        }
 	        available.options.length = 0;
 	    }
 	    //remove all elements
 	    if(this.id=='remove_all_elements'){
 	        for(var i=0; node = choosen.options[i];i++){
 	            available.appendChild(new Option(node.text,
 	                    node.value, false, false));
 	        }
 	        choosen.options.length = 0;
 	    }
 	
 	}
 	
 	YUE.addListener(['add_element','remove_element',
 	               'add_all_elements','remove_all_elements'],'click',
 	               prompts_action_callback)
 	if (form_id !== undefined) {
 		YUE.addListener(form_id,'submit',function(){
 		    var choosen = YUD.get(selected_container);
 		    for (var i = 0; i < choosen.options.length; i++) {
 		        choosen.options[i].selected = 'selected';
 		    }
 		});
 	}
 }
 
 
 // global hooks after DOM is loaded
 
 YUE.onDOMReady(function(){
 	YUE.on(YUQ('.diff-collapse-button'), 'click', function(e){
 		var button = e.currentTarget;
 		var t = YUD.get(button).getAttribute('target');
 	    console.log(t);
 		if(YUD.hasClass(t, 'hidden')){
 			YUD.removeClass(t, 'hidden');
 			YUD.get(button).innerHTML = "&uarr; {0} &uarr;".format(_TM['Collapse diff']);
 		}
 		else if(!YUD.hasClass(t, 'hidden')){
 			YUD.addClass(t, 'hidden');
 			YUD.get(button).innerHTML = "&darr; {0} &darr;".format(_TM['Expand diff']);
 		}
 	});
 	
 	
 	
 });