/calfSystem.js

// System functions



var System = {

	init: function() {

		Date.prototype.toFormatString = System.formatDate;



		Number.prototype.padZero = System.padZero;

		String.prototype.repeat = System.repeatString;

		if (!String.trim) {

			String.prototype.trimLeft  = System.trimLeft;

			String.prototype.trimRight = System.trimRight;

			String.prototype.trim      = System.trim;

		}

		Array.prototype.filterBy = System.filterBy;



		System.server           = document.location.protocol + "//" + document.location.host + "/";

		System.browserVersion   = parseInt(navigator.userAgent.match(/(Firefox|Minefield|IceWeasel)\/(\d+)/i)[2],10);



		var imgurls = System.findNode("//img[contains(@src, '/skin/')]");

		if (!imgurls) return; //login screen or error loading etc.

		var idindex             = imgurls.src.indexOf("/skin/");

		System.imageServer      = imgurls.src.substr(0,idindex);

		System.imageServerHTTP  = "http://72.29.91.222";



		Array.prototype.removeDuplicates = System.removeDuplicates;

	},



	getValueJSON: function(name) {

		var resultJSON=GM_getValue(name);

		var result;

		if (resultJSON) {

			var reviver = function (key, value) {

				if (typeof value === 'string') {

					var a = /^(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2}):(\d{2}(?:\.\d*)?)Z$/.exec(value);

					if (a) {

						return new Date(Date.UTC(+a[1], +a[2] - 1, +a[3], +a[4], +a[5], +a[6]));

					}

				}

				return value;

			};

			result = JSON.parse(resultJSON, reviver);

		}

		return result;

	},



	setValueJSON: function(name, value) {

		GM_setValue(name, JSON.stringify(value));

	},



	findNode: function(xpath, doc) {

		var nodes=System.findNodes(xpath, doc);

		if (!nodes) return null;

		return (nodes[0]);

	},



	findNodes: function(xpath, doc) {

			if (!doc) {

				doc=document;

			}

			var nodes=[];

			var findQ = document.evaluate(xpath, doc, null, XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE, null);

			if (findQ.snapshotLength===0) return null;

			for (var i=0; i<findQ.snapshotLength; i++) {

				nodes.push(findQ.snapshotItem(i));

			}

			return nodes;

	},



	findNodeText: function(xpath, doc) {

		var node=System.findNode(xpath, doc);

		if (!node) return null;

		return node.textContent;

	},



	findNodeInt: function(xpath, doc) {

		var node=System.findNode(xpath, doc);

		if (!node) return null;

		return System.intValue(node.textContent);

	},



	createDocument: function(details) {

		var doc=document.createElement("HTML");

		doc.innerHTML=details;

		return doc;

	},



	//~ createDocument: function(str) { // chrome extension must use this createDocument (which not work under Firefox :( )

		//~ if (document.documentElement.nodeName != 'HTML') {

		    //~ return new DOMParser().parseFromString(str, 'application/xhtml+xml');

		//~ }

		//~ // FIXME

		//~ var html = str.replace(/<script(?:[ \t\r\n][^>]*)?>[\S\s]*?<\/script[ \t\r\n]*>|<\/?(?:i?frame|html|script|object)(?:[ \t\r\n][^<>]*)?>/gi, ' ')

		//~ var htmlDoc = document.implementation.createHTMLDocument ?

			//~ document.implementation.createHTMLDocument('fsh') :

			//~ document.implementation.createDocument(null, 'html', null)

		//~ var range = document.createRange()

		//~ range.selectNodeContents(document.documentElement)

		//~ htmlDoc.documentElement.appendChild(range.createContextualFragment(html))

		//~ return htmlDoc

	//~ },



	formatDateTime: function(aDate) {

		var result=aDate.toDateString();

		result += " ";

		var hh=aDate.getHours();

		if (hh<10) hh = "0" + hh;

		var mm=aDate.getMinutes();

		if (mm<10) mm = "0" + mm;

		result += hh + ":" + mm;

		return result;

	},



	formatDate: function(dateFormat) {

	    if (!this.valueOf()) return;

		var months = ['January', 'February', 'March', 'April', 'May', 'June',

			'July', 'August', 'September', 'October', 'November', 'December'];

		var days = ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'];



		var theDate=this;

		var h;



		return dateFormat.replace(/(yyyy|MMMM|MMM|MM|dddd|ddd|dd|hh|HH|mm|ss|a)/g,

			function($1) {

				switch ($1) {

					case 'yyyy': return theDate.getFullYear();

					case 'MMMM': return months[theDate.getMonth()];

					case 'MMM':  return months[theDate.getMonth()].substr(0, 3);

					case 'MM':   return (theDate.getMonth() + 1).padZero(2);

					case 'dddd': return days[theDate.getDay()];

					case 'ddd':  return days[theDate.getDay()].substr(0, 3);

					case 'dd':   return theDate.getDate().padZero(2);

					case 'HH':   return theDate.getHours().padZero(2);

					case 'hh':   return ((h = theDate.getHours() % 12) ? h : 12).padZero(2);

					case 'mm':   return theDate.getMinutes().padZero(2);

					case 'ss':   return theDate.getSeconds().padZero(2);

					case 'a':  return theDate.getHours() < 12 ? 'am' : 'pm';

				}

			}

		);

	},



	padZero: function(zeroes) {

		var s=this.toString();

		var result="0".repeat(zeroes-s.length) + s;

		return result;

	},



	filterBy: function(property, value) {

		return this.filter(function(element, index, array) {return element[property]==value;});

	},



	repeatString: function(times) {

		var s = '';

		for (var i=0; i<times; i++) {

			s += this;

		}

		return s;

	},



	saveValueForm: function(oForm, name) {

		var formElement = System.findNode("//input[@name='" + name + "']", oForm);

		if (formElement.getAttribute("type")=="checkbox") {

			GM_setValue(name, formElement.checked);

		} else if (formElement.getAttribute("type")=="radio") {

			var radioElements = System.findNodes("//input[@name='" + name + "']", 0, oForm);

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

				var radioElement = radioElements[i];

				if (radioElement.checked) {

					GM_setValue(name, radioElement.value);

				}

			}

		} else {

			GM_setValue(name, formElement.value);

		}

	},



	setDefault: function(name, value) {

		if (GM_getValue(name)==undefined) GM_setValue(name, value);

	},



	xmlhttp: function(theUrl, func, theCallback) {

		theUrl=theUrl.replace(System.server, "");

		if (theUrl.indexOf("http://")<0)

			theUrl = System.server + theUrl;

		GM_xmlhttpRequest({

			method: 'GET',

			url: theUrl,

			callback: theCallback,

			headers: {

				"User-Agent" : navigator.userAgent,

				"Referer": document.location,

				"Cookie" : document.cookie

			},

			onload: function(responseDetails) {

				if (func) {

					func.call(this, responseDetails.responseText, this.callback);

				}

			}

		});

	},



	intValue: function(theText) {

		if (!theText) return 0;

		return parseInt(theText.replace(/,/g,""),10);

	},



	getIntFromRegExp: function(theText, rxSearch) {

		var matches = theText.match(rxSearch);

		if (matches) {

			result = parseInt(matches[1],10);

		} else {

			result = 0;

		}

		return result;

	},



	addCommas: function(nStr) {

		var x, x1, x2;

		nStr += '';

		x = nStr.split('.');

		x1 = x[0];

		x2 = x.length > 1 ? '.' + x[1] : '';

		var rgx = /(\d+)(\d{3})/;

		while (rgx.test(x1)) {

			x1 = x1.replace(rgx, '$1' + ',' + '$2');

		}

		return x1 + x2;

	},



	trim: function() {

	    return this.trimLeft().trimRight();

	},



	trimLeft: function() {

	    return this.replace(/^\s+/,"");

	},



	trimRight: function() {

	    return this.replace(/\s+$/,"");

	},



	removeDuplicates: function (removeBy){

		var temp=new Array();

		if (removeBy) {

			Helper.sortBy = removeBy;

			this.sort();

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

				var first = this[i];

				var second = (this[i+1]?this[i+1]:"abc");

				if(i != this.length && first[removeBy]==second[removeBy]) {continue;}

				temp[temp.length]=this[i];

			}

		} else {

			this.sort();

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

				var first = this[i];

				var second = (this[i+1]?this[i+1]:"abc");

				if(i != this.length && first==second) {continue;}

				temp[temp.length]=this[i];

			}

		}

		return temp;

	},



	convertTextToHtml: function(inputText) {

		return inputText.

			replace(/</g,"&lt").

			replace(/>/g,"&gt").

			replace(/\n/g,"<br>").

			replace(/\[\/([a-z])]/g,"<\/\$1>").

			replace(/\[([a-z])\]/g,"<\$1>");

	},



	generateLiveTable: function(dataArray, outputElement, itemProperty) {

		throw new Exception("Not ready yet!");

		/*if (!dataArray) return;

		var result='<table id="Helper:LiveTableOutput"><tr>' +

			'<th align="left" sortkey="guildId" sortType="number">Guild</th>' +

			'<th sortkey="name">Name</th>' +

			'<th sortkey="level" sortType="number">Level</th></tr>';

		var item, color;

		for (var i=0; i<dataArray[itemProperty].length;i++) {

			item=dataArray[itemProperty][i];



			result+='<tr class="HelperTableRow' + (1 + i % 2) +'">' +

				'<td><a href="index.php?cmd=guild&amp;subcmd=view&amp;guild_id=' + player.guildId + '">'+

					'<img width="16" border="0" height="16" src="' + System.imageServerHTTP + '/guilds/' + player.guildId + '_mini.jpg"></a></td>'+

				'<td><a href="index.php?cmd=profile&player_id='+player.id+'">'+ player.name+'</a></td>' +

				'<td align="right">' + player.level + '</td>' +

				'</tr>';

		}

		result+='</table>';

		outputElement.innerHTML=result;



		var theTable=document.getElementById('Helper:OnlinePlayersTable');

		for (var i=0; i<theTable.rows[0].cells.length; i++) {

			var cell=theTable.rows[0].cells[i];

			cell.style.textDecoration="underline";

			cell.style.cursor="pointer";

			cell.addEventListener('click', Helper.sortOnlinePlayersTable, true);

		}*/

	},



	sortLiveTable: function(evt) {

		throw new Exception("Not ready yet!");

		/*Helper.onlinePlayers=System.getValueJSON("onlinePlayers");

		var headerClicked = evt.target.getAttribute("sortKey");

		var sortType = evt.target.getAttribute("sortType");

		if (!sortType) sortType="string";

		GM_log(headerClicked);

		// GM_log(Helper.sortBy);

		GM_log(sortType);

		// numberSort

		if (Helper.sortAsc==undefined) Helper.sortAsc=true;

		if (Helper.sortBy && Helper.sortBy==headerClicked) {

			Helper.sortAsc=!Helper.sortAsc;

		}

		Helper.sortBy=headerClicked;



		switch(sortType) {

			case "string":

				Helper.onlinePlayers.players.sort(Helper.stringSort);

				break;

			case "number":

				Helper.onlinePlayers.players.sort(Helper.numberSort);

				break;

		}

		System.generateOnlinePlayersTable();*/

	},



	parseDate: function(textDate) {

		timeText = textDate.split(" ")[0];

		dateText = textDate.split(" ")[1];

		dayText = dateText.split("/")[0];

		monthText = dateText.split("/")[1];

		if (monthText == "Jan") fullMonthText = "January";

		if (monthText == "Feb") fullMonthText = "February";

		if (monthText == "Mar") fullMonthText = "March";

		if (monthText == "Apr") fullMonthText = "April";

		if (monthText == "May") fullMonthText = "May";

		if (monthText == "Jun") fullMonthText = "June";

		if (monthText == "Jul") fullMonthText = "July";

		if (monthText == "Aug") fullMonthText = "August";

		if (monthText == "Sep") fullMonthText = "September";

		if (monthText == "Oct") fullMonthText = "October";

		if (monthText == "Nov") fullMonthText = "November";

		if (monthText == "Dec") fullMonthText = "December";

		yearText = dateText.split("/")[2];

		dateAsDate = new Date(fullMonthText + " " + dayText + ", " + yearText + " " + timeText + ":00");

		return dateAsDate;

	},



	toggleVisibilty: function(evt) {

		var anItemId=evt.target.getAttribute("linkto");

		var anItem=document.getElementById(anItemId);

		var currentVisibility=anItem.style.visibility;

		anItem.style.visibility=(currentVisibility=="hidden")?"visible":"hidden";

		anItem.style.display=(currentVisibility=="hidden")?"block":"none";

		if (GM_getValue(anItemId)) {

			GM_setValue(anItemId, "");

		} else{

			GM_setValue(anItemId, "ON");

		}

	}

};

System.init();