Subversion-Projekte lars-tiefland.prado

/*

Created By: Corey Johnson

E-mail: probablyCorey@gmail.com

Requires: Prototype Javascript library (http://prototype.conio.net/)

Use it all you want. Just remember to give me some credit :)

*/

// ------------

// Custom Event

// ------------

CustomEvent = Class.create();

CustomEvent.prototype = {

  initialize : function() {

  	this.listeners = []

  },

	addListener : function(method) {

		this.listeners.push(method)

	},

	removeListener : function(method) {

		var foundIndexes = this._findListenerIndexes(method)

		for(var i = 0; i < foundIndexes.length; i++) {

			this.listeners.splice(foundIndexes[i], 1)

		}

	},

	dispatch : function(handler) {

		for(var i = 0; i < this.listeners.length; i++) {

			try {

				this.listeners[i](handler)

			}

			catch (e) {

				alert("Could not run the listener " + this.listeners[i] + ". " + e)

			}

		}

	},

	// Private Methods

	// ---------------

	_findListenerIndexes : function(method) {

		var indexes = []

		for(var i = 0; i < this.listeners.length; i++) {

			if (this.listeners[i] == method) {

				indexes.push(i)

			}

		}

		return indexes

	}

};

// ------

// Cookie

// ------

var Cookie = {

	set : function(name, value, expirationInDays, path) {

		var cookie = escape(name) + "=" + escape(value)

		if (expirationInDays) {

			var date = new Date()

			date.setDate(date.getDate() + expirationInDays)

			cookie += "; expires=" + date.toGMTString()

		}

		if (path) {

			cookie += ";path=" + path

		}

		document.cookie = cookie

		if (value && (expirationInDays == undefined || expirationInDays > 0) && !this.get(name)) {

			Logger.error("Cookie (" + name + ") was not set correctly... The value was " + value.toString().length + " charachters long (This may be over the cookie limit)");

		}

	},

	get : function(name) {

		var pattern = "(^|;)\\s*" + escape(name) + "=([^;]+)"

		var m = document.cookie.match(pattern)

		if (m && m[2]) {

			return unescape(m[2])

		}

		else return null

	},

	getAll : function() {

		var cookies = document.cookie.split(';')

		var cookieArray = []

		for (var i = 0; i < cookies.length; i++) {

			try {

				var name = unescape(cookies[i].match(/^\s*([^=]+)/m)[1])

				var value = unescape(cookies[i].match(/=(.*$)/m)[1])

			}

			catch (e) {

				continue

			}

			cookieArray.push({name : name, value : value})

			if (cookieArray[name] != undefined) {

				Logger.waring("Trying to retrieve cookie named(" + name + "). There appears to be another property with this name though.");

			}

			cookieArray[name] = value

		}

		return cookieArray

	},

	clear : function(name) {

		this.set(name, "", -1)

	},

	clearAll : function() {

		var cookies = this.getAll()

		for(var i = 0; i < cookies.length; i++) {

			this.clear(cookies[i].name)

		}

	}

};

// ------

// Logger

// -----

Logger = {

	logEntries : [],

	onupdate : new CustomEvent(),

	onclear : new CustomEvent(),

	// Logger output

  log : function(message, tag) {

	  var logEntry = new LogEntry(message, tag || "info")

		this.logEntries.push(logEntry)

		this.onupdate.dispatch(logEntry)

	},

	info : function(message) {

		this.log(message, 'info')

		if(typeof(console) != "undefined")

			console.info(message);

	},

	debug : function(message) {

		this.log(message, 'debug')

		if(typeof(console) != "undefined")

			console.debug(message);

	},

	warn : function(message) {

	  this.log(message, 'warning')

		if(typeof(console) != "undefined")

			console.warn(message);

	},

	error : function(message, error) {

	  this.log(message + ": \n" + error, 'error')

		if(typeof(console) != "undefined")

			console.error(message + ": \n" + error);

	},

	clear : function () {

		this.logEntries = []

		this.onclear.dispatch()

	}

};

LogEntry = Class.create()

LogEntry.prototype = {

    initialize : function(message, tag) {

      this.message = message

      this.tag = tag

    }

};

LogConsole = Class.create();

LogConsole.prototype = {

  // Properties

  // ----------

  commandHistory : [],

  commandIndex : 0,

  hidden : true,

  // Methods

  // -------

  initialize : function(toggleKey) {

    this.outputCount = 0

    this.tagPattern = Cookie.get('tagPattern') || ".*"

  	// I hate writing javascript in HTML... but what's a better alternative

    this.logElement = document.createElement('div')

    document.body.appendChild(this.logElement)

    Element.hide(this.logElement)

	this.logElement.style.position = "absolute"

    this.logElement.style.left = '0px'

    this.logElement.style.width = '100%'

    this.logElement.style.textAlign = "left"

    this.logElement.style.fontFamily = "lucida console"

    this.logElement.style.fontSize = "100%"

    this.logElement.style.backgroundColor = 'darkgray'

    this.logElement.style.opacity = 0.9

    this.logElement.style.zIndex = 2000

    // Add toolbarElement

    this.toolbarElement = document.createElement('div')

    this.logElement.appendChild(this.toolbarElement)

    this.toolbarElement.style.padding = "0 0 0 2px"

    // Add buttons

    this.buttonsContainerElement = document.createElement('span')

    this.toolbarElement.appendChild(this.buttonsContainerElement)

	this.buttonsContainerElement.innerHTML += '<button onclick="logConsole.toggle()" style="float:right;color:black">close</button>'

    this.buttonsContainerElement.innerHTML += '<button onclick="Logger.clear()" style="float:right;color:black">clear</button>'

	if(!Prado.Inspector.disabled)

		this.buttonsContainerElement.innerHTML += '<button onclick="Prado.Inspector.inspect()" style="float:right;color:black; margin-right:15px;">Object Tree</button>'

		//Add Tag Filter

		this.tagFilterContainerElement = document.createElement('span')

    this.toolbarElement.appendChild(this.tagFilterContainerElement)

    this.tagFilterContainerElement.style.cssFloat = 'left'

    this.tagFilterContainerElement.appendChild(document.createTextNode("Log Filter"))

    this.tagFilterElement = document.createElement('input')

    this.tagFilterContainerElement.appendChild(this.tagFilterElement)

    this.tagFilterElement.style.width = '200px'

    this.tagFilterElement.value = this.tagPattern

    this.tagFilterElement.setAttribute('autocomplete', 'off') // So Firefox doesn't flip out

    Event.observe(this.tagFilterElement, 'keyup', this.updateTags.bind(this))

    Event.observe(this.tagFilterElement, 'click', function() {this.tagFilterElement.select()}.bind(this))

    // Add outputElement

    this.outputElement = document.createElement('div')

    this.logElement.appendChild(this.outputElement)

    this.outputElement.style.overflow = "auto"

    this.outputElement.style.clear = "both"

    this.outputElement.style.height = "200px"

    this.outputElement.style.backgroundColor = 'black'

    this.inputContainerElement = document.createElement('div')

    this.inputContainerElement.style.width = "100%"

    this.logElement.appendChild(this.inputContainerElement)

    this.inputElement = document.createElement('input')

    this.inputContainerElement.appendChild(this.inputElement)

    this.inputElement.style.width = '100%'

    this.inputElement.style.borderWidth = '0px' // Inputs with 100% width always seem to be too large (I HATE THEM) they only work if the border, margin and padding are 0

    this.inputElement.style.margin = '0px'

    this.inputElement.style.padding = '0px'

    this.inputElement.value = 'Type command here'

    this.inputElement.setAttribute('autocomplete', 'off') // So Firefox doesn't flip out

    Event.observe(this.inputElement, 'keyup', this.handleInput.bind(this))

    Event.observe(this.inputElement, 'click', function() {this.inputElement.select()}.bind(this))

	if(document.all && !window.opera)

	{

		window.setInterval(this.repositionWindow.bind(this), 500)

	}

	else

	{

		this.logElement.style.position="fixed";

		this.logElement.style.bottom="0px";

	}

	var self=this;

	Event.observe(document, 'keydown', function(e)

	{

		if((e.altKey==true) && Event.keyCode(e) == toggleKey ) //Alt+J | Ctrl+J

			self.toggle();

	});

    // Listen to the logger....

    Logger.onupdate.addListener(this.logUpdate.bind(this))

    Logger.onclear.addListener(this.clear.bind(this))

    // Preload log element with the log entries that have been entered

		for (var i = 0; i < Logger.logEntries.length; i++) {

  		this.logUpdate(Logger.logEntries[i])

  	}

  	// Feed all errors into the logger (For some unknown reason I can only get this to work

  	// with an inline event declaration)

  	Event.observe(window, 'error', function(msg, url, lineNumber) {Logger.error("Error in (" + (url || location) + ") on line "+lineNumber+"", msg)})

    // Allow acess key link

    var accessElement = document.createElement('span')

    accessElement.innerHTML = '<button style="position:absolute;top:-100px" onclick="javascript:logConsole.toggle()" accesskey="d"></button>'

  	document.body.appendChild(accessElement)

  	if (Cookie.get('ConsoleVisible') == 'true') {

		  this.toggle()

		}

	},

	toggle : function() {

	  if (this.logElement.style.display == 'none') {

		  this.show()

		}

		else {

			this.hide()

		}

	},

	show : function() {

	  Element.show(this.logElement)

	  this.outputElement.scrollTop = this.outputElement.scrollHeight // Scroll to bottom when toggled

	  if(document.all && !window.opera)

		  this.repositionWindow();

	  Cookie.set('ConsoleVisible', 'true')

 	  this.inputElement.select()

 	  this.hidden = false;

	},

	hide : function() {

	  this.hidden = true;

	  Element.hide(this.logElement)

	  Cookie.set('ConsoleVisible', 'false')

	},

	output : function(message, style) {

			// If we are at the bottom of the window, then keep scrolling with the output

			var shouldScroll = (this.outputElement.scrollTop + (2 * this.outputElement.clientHeight)) >= this.outputElement.scrollHeight

			this.outputCount++

	  	style = (style ? style += ';' : '')

	  	style += 'padding:1px;margin:0 0 5px 0'

		  if (this.outputCount % 2 == 0) style += ";background-color:#101010"

	  	message = message || "undefined"

	  	message = message.toString().escapeHTML()

	  	this.outputElement.innerHTML += "<pre style='" + style + "'>" + message + "</pre>"

	  	if (shouldScroll) {

				this.outputElement.scrollTop = this.outputElement.scrollHeight

			}

	},

	updateTags : function() {

		var pattern = this.tagFilterElement.value

		if (this.tagPattern == pattern) return

		try {

			new RegExp(pattern)

		}

		catch (e) {

			return

		}

		this.tagPattern = pattern

		Cookie.set('tagPattern', this.tagPattern)

		this.outputElement.innerHTML = ""

		// Go through each log entry again

		this.outputCount = 0;

		for (var i = 0; i < Logger.logEntries.length; i++) {

  		this.logUpdate(Logger.logEntries[i])

  	}

	},

	repositionWindow : function() {

		var offset = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop

		var pageHeight = self.innerHeight || document.documentElement.clientHeight || document.body.clientHeight

		this.logElement.style.top = (offset + pageHeight - Element.getHeight(this.logElement)) + "px"

	},

	// Event Handlers

	// --------------

	logUpdate : function(logEntry) {

		if (logEntry.tag.search(new RegExp(this.tagPattern, 'igm')) == -1) return

		var style = ''

	  if (logEntry.tag.search(/error/) != -1) style += 'color:red'

	  else if (logEntry.tag.search(/warning/) != -1) style += 'color:orange'

	  else if (logEntry.tag.search(/debug/) != -1) style += 'color:green'

 	  else if (logEntry.tag.search(/info/) != -1) style += 'color:white'

	  else style += 'color:yellow'

		this.output(logEntry.message, style)

	},

	clear : function(e) {

		this.outputElement.innerHTML = ""

	},

	handleInput : function(e) {

		if (e.keyCode == Event.KEY_RETURN ) {

	  	var command = this.inputElement.value

	  	switch(command) {

	    	case "clear":

	      		Logger.clear()

	      		break

	    	default:

	      	var consoleOutput = ""

	      	try {

	        	consoleOutput = eval(this.inputElement.value)

	      	}

	      	catch (e) {

	        	Logger.error("Problem parsing input <" + command + ">", e)

	        	break

					}

					Logger.log(consoleOutput)

	      	break

			}

	  	if (this.inputElement.value != "" && this.inputElement.value != this.commandHistory[0]) {

	    	this.commandHistory.unshift(this.inputElement.value)

	  	}

	  	this.commandIndex = 0

	  	this.inputElement.value = ""

		}

    else if (e.keyCode == Event.KEY_UP && this.commandHistory.length > 0) {

    	this.inputElement.value = this.commandHistory[this.commandIndex]

			if (this.commandIndex < this.commandHistory.length - 1) {

      	this.commandIndex += 1

      }

    }

    else if (e.keyCode == Event.KEY_DOWN && this.commandHistory.length > 0) {

    	if (this.commandIndex > 0) {

      	this.commandIndex -= 1

	    }

			this.inputElement.value = this.commandHistory[this.commandIndex]

	  }

 		else {

    		this.commandIndex = 0

    }

	}

};

// -------------------------

// Helper Functions And Junk

// -------------------------

function inspect(o)

{

	var objtype = typeof(o);

	if (objtype == "undefined") {

		return "undefined";

	} else if (objtype == "number" || objtype == "boolean") {

		return o + "";

	} else if (o === null) {

		return "null";

	}

	 try {

            var ostring = (o + "");

        } catch (e) {

            return "[" + typeof(o) + "]";

        }

	if (typeof(o) == "function")

	{

            o = ostring.replace(/^\s+/, "");

            var idx = o.indexOf("{");

            if (idx != -1) {

                o = o.substr(0, idx) + "{...}";

            }

			return o;

       }

	var reprString = function (o)

	{

		return ('"' + o.replace(/(["\\])/g, '\\$1') + '"'

			).replace(/[\f]/g, "\\f"

			).replace(/[\b]/g, "\\b"

			).replace(/[\n]/g, "\\n"

			).replace(/[\t]/g, "\\t"

			).replace(/[\r]/g, "\\r");

	};

	if (objtype == "string") {

		return reprString(o);

	}

	// recurse

	var me = arguments.callee;

	// short-circuit for objects that support "json" serialization

	// if they return "self" then just pass-through...

	var newObj;

	if (typeof(o.__json__) == "function") {

		newObj = o.__json__();

		if (o !== newObj) {

			return me(newObj);

		}

	}

	if (typeof(o.json) == "function") {

		newObj = o.json();

		if (o !== newObj) {

			return me(newObj);

		}

	}

	// array

	if (objtype != "function" && typeof(o.length) == "number") {

		var res = [];

		for (var i = 0; i < o.length; i++) {

			var val = me(o[i]);

			if (typeof(val) != "string") {

				val = "undefined";

			}

			res.push(val);

		}

		return "[" + res.join(", ") + "]";

	}

	// generic object code path

	res = [];

	for (var k in o) {

		var useKey;

		if (typeof(k) == "number") {

			useKey = '"' + k + '"';

		} else if (typeof(k) == "string") {

			useKey = reprString(k);

		} else {

			// skip non-string or number keys

			continue;

		}

		val = me(o[k]);

		if (typeof(val) != "string") {

			// skip non-serializable values

			continue;

		}

		res.push(useKey + ":" + val);

	}

	return "{" + res.join(", ") + "}";

};

Array.prototype.contains = function(object) {

	for(var i = 0; i < this.length; i++) {

		if (object == this[i]) return true

	}

	return false

};

// Helper Alias for simple logging

var puts = function() {return Logger.log(arguments[0], arguments[1])};

/*************************************

	Javascript Object Tree

	version 1.0

	last revision:04.11.2004

	steve@slayeroffice.com

	http://slayeroffice.com

	(c)2004 S.G. Chipman

	Please notify me of any modifications

	you make to this code so that I can

	update the version hosted on slayeroffice.com

************************************/

if(typeof Prado == "undefined")

	var Prado = {};

Prado.Inspector =

{

	d : document,

	types : new Array(),

	objs : new Array(),

	hidden : new Array(),

	opera : window.opera,

	displaying : '',

	nameList : new Array(),

	format : function(str) {

		if(typeof(str) != "string") return str;

		str=str.replace(/</g,"&lt;");

		str=str.replace(/>/g,">");

		return str;

	},

	parseJS : function(obj) {

		var name;

		if(typeof obj == "string") {  name = obj; obj = eval(obj); }

		win= typeof obj == 'undefined' ? window : obj;

		this.displaying = name ? name : win.toString();

		for(js in win) {

			try {

				if(win[js] && js.toString().indexOf("Inspector")==-1 && (win[js]+"").indexOf("[native code]")==-1) {

					t=typeof(win[js]);

					if(!this.objs[t.toString()]) {

						this.types[this.types.length]=t;

						this.objs[t]={};

						this.nameList[t] = new Array();

					}

					this.nameList[t].push(js);

					this.objs[t][js] = this.format(win[js]+"");

				}

			} catch(err) { }

		}

		for(i=0;i<this.types.length;i++)

			this.nameList[this.types[i]].sort();

	},

	show : function(objID) {

		this.d.getElementById(objID).style.display=this.hidden[objID]?"none":"block";

		this.hidden[objID]=this.hidden[objID]?0:1;

	},

	changeSpan : function(spanID) {

		if(this.d.getElementById(spanID).innerHTML.indexOf("+")>-1){

			this.d.getElementById(spanID).innerHTML="[-]";

		} else {

			this.d.getElementById(spanID).innerHTML="[+]";

		}

	},

	buildInspectionLevel : function()

	{

		var display = this.displaying;

		var list = display.split(".");

		var links = ["<a href=\"javascript:var_dump()\">[object Window]</a>"];

		var name = '';

		if(display.indexOf("[object ") >= 0) return links.join(".");

		for(var i = 0; i < list.length; i++)

		{

			name += (name.length ? "." : "") + list[i];

			links[i+1] = "<a href=\"javascript:var_dump('"+name+"')\">"+list[i]+"</a>";

		}

		return links.join(".");

	},

	buildTree : function() {

		mHTML = "<div>Inspecting "+this.buildInspectionLevel()+"</div>";

		mHTML +="<ul class=\"topLevel\">";

		this.types.sort();

		var so_objIndex=0;

		for(i=0;i<this.types.length;i++)

		{

			mHTML+="<li style=\"cursor:pointer;\" onclick=\"Prado.Inspector.show('ul"+i+"');Prado.Inspector.changeSpan('sp" + i + "')\"><span id=\"sp" + i + "\">[+]</span><b>" + this.types[i] + "</b> (" + this.nameList[this.types[i]].length + ")</li><ul style=\"display:none;\" id=\"ul"+i+"\">";

			this.hidden["ul"+i]=0;

			for(e=0;e<this.nameList[this.types[i]].length;e++)

			{

				var prop = this.nameList[this.types[i]][e];

				var value = this.objs[this.types[i]][prop]

				var more = "";

				if(value.indexOf("[object ") >= 0 && /^[a-zA-Z_]/.test(prop))

				{

					if(this.displaying.indexOf("[object ") < 0)

						more = " <a href=\"javascript:var_dump('"+this.displaying+"."+prop+"')\"><b>more</b></a>";

					else if(this.displaying.indexOf("[object Window]") >= 0)

						more = " <a href=\"javascript:var_dump('"+prop+"')\"><b>more</b></a>";

				}

				mHTML+="<li style=\"cursor:pointer;\" onclick=\"Prado.Inspector.show('mul" + so_objIndex + "');Prado.Inspector.changeSpan('sk" + so_objIndex + "')\"><span id=\"sk" + so_objIndex + "\">[+]</span>" + prop + "</li><ul id=\"mul" + so_objIndex + "\" style=\"display:none;\"><li style=\"list-style-type:none;\"><pre>" + value + more + "</pre></li></ul>";

				this.hidden["mul"+so_objIndex]=0;

				so_objIndex++;

			}

			mHTML+="</ul>";

		}

		mHTML+="</ul>";

		this.d.getElementById("so_mContainer").innerHTML =mHTML;

	},

	handleKeyEvent : function(e) {

		keyCode=document.all?window.event.keyCode:e.keyCode;

		if(keyCode==27) {

			this.cleanUp();

		}

	},

	cleanUp : function()

	{

		if(this.d.getElementById("so_mContainer"))

		{

			this.d.body.removeChild(this.d.getElementById("so_mContainer"));

			this.d.body.removeChild(this.d.getElementById("so_mStyle"));

			if(typeof Event != "undefined")

				Event.stopObserving(this.d, "keydown", this.dKeyDownEvent);

			this.types = new Array();

			this.objs = new Array();

			this.hidden = new Array();

		}

	},

	disabled : document.all && !this.opera,

	inspect : function(obj)

	{

		if(this.disabled)return alert("Sorry, this only works in Mozilla and Firefox currently.");

		this.cleanUp();

		mObj=this.d.body.appendChild(this.d.createElement("div"));

		mObj.id="so_mContainer";

		sObj=this.d.body.appendChild(this.d.createElement("style"));

		sObj.id="so_mStyle";

		sObj.type="text/css";

		sObj.innerHTML = this.style;

		this.dKeyDownEvent = this.handleKeyEvent.bind(this);

		if(typeof Event != "undefined")

			Event.observe(this.d, "keydown", this.dKeyDownEvent);

		this.parseJS(obj);

		this.buildTree();

		cObj=mObj.appendChild(this.d.createElement("div"));

		cObj.className="credits";

		cObj.innerHTML = "<b>[esc] to <a href=\"javascript:Prado.Inspector.cleanUp();\">close</a></b><br />Javascript Object Tree V2.0.";

		window.scrollTo(0,0);

	},

	style : "#so_mContainer { position:absolute; top:5px; left:5px; background-color:#E3EBED; text-align:left; font:9pt verdana; width:85%; border:2px solid #000; padding:5px; z-index:1000;  color:#000; } " +

			"#so_mContainer ul { padding-left:20px; } " +

			"#so_mContainer ul li { display:block; list-style-type:none; list-style-image:url(); line-height:2em; -moz-border-radius:.75em; font:10px verdana; padding:0; margin:2px; color:#000; } " +

			"#so_mContainer li:hover { background-color:#E3EBED; } " +

			"#so_mContainer ul li span { position:relative; width:15px; height:15px; margin-right:4px; } " +

			"#so_mContainer pre { background-color:#F9FAFB; border:1px solid #638DA1; height:auto; padding:5px; font:9px verdana; color:#000; } " +

			"#so_mContainer .topLevel { margin:0; padding:0; } " +

			"#so_mContainer .credits { float:left; width:200px; font:6.5pt verdana; color:#000; padding:2px; margin-left:5px; text-align:left; border-top:1px solid #000; margin-top:15px; width:75%; } " +

			"#so_mContainer .credits a { font:9px verdana; font-weight:bold; color:#004465; text-decoration:none; background-color:transparent; }"

};

//similar function to var_dump in PHP, brings up the javascript object tree UI.

function var_dump(obj)

{

	Prado.Inspector.inspect(obj);

}

//similar function to print_r for PHP

var print_r = inspect;