systemvm/js/cloud.logger.js - cloudstack - Git at Google

 /*
 Licensed to the Apache Software Foundation (ASF) under one
 or more contributor license agreements.  See the NOTICE file
 distributed with this work for additional information
 regarding copyright ownership.  The ASF licenses this file
 to you under the Apache License, Version 2.0 (the
 "License"); you may not use this file except in compliance
 with the License.  You may obtain a copy of the License at

   http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing,
 software distributed under the License is distributed on an
 "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 KIND, either express or implied.  See the License for the
 specific language governing permissions and limitations
 under the License.
 */

 // Version: 1.9.1.152

 //
 // Javascript logger utility
 // Author
 //		Kelven Yang
 //		2/25/2010
 //

 function Logger() {
 	this.bDockEnabled = true;

 	this.logWin = null;
 	this.logger = null;
 	this.header = null;

 	this.bEnabled = true;
 	this.level = 0;

 	this.bMoving = false;
 	this.offsetStart = {left: 0, top: 0};
 	this.ptStart = {x: 0, y: 0};
 }

 Logger.DEFAULT_WIN_HEIGHT = 500;
 Logger.LEVEL_TRACE = 0;
 Logger.LEVEL_DEBUG = 1;
 Logger.LEVEL_INFO = 2;
 Logger.LEVEL_WARN = 3;
 Logger.LEVEL_ERROR = 4;
 Logger.LEVEL_FATAL = 5;
 Logger.LEVEL_SYS = 100;

 Logger.prototype = {

 	open: function() {
 		if(this.logWin) {
 			this.logWin.show();

 			this.log(Logger.LEVEL_SYS, "Logger is open in browser: " + this.objectToString($.browser));
 			return;
 		}

 		var logger = this;
 		var logWinMarkup = [
 				'<div class="logwin">',
 				'<div class="logwin_title">',
 					'<div class="logwin_title_actionbox">',
 		        		'<a class="logwin_playbutton" href="#" cmd="1"></a>',
 		        		'<a class="logwin_stopbutton" href="#" cmd="2"></a>',
 		        		'<a class="logwin_clrbutton" href="#" cmd="3"></a>',
 		        		'<form action="#">',
 						'<select class="select" id="template_type">',
 		                  '<option value="0">TRACE</option>',
 		                  '<option value="1">DEBUG</option>',
 		                  '<option value="2">INFO</option>',
 		                  '<option value="3">WARN</option>',
 		                  '<option value="4">ERROR</option>',
 		                  '<option value="5">FATAL</option>',
 		         		'</select>',
 		         		'</form>',
 		            '</div>',
 		            '<div class="logwin_title_rgtactionbox">',
 			        	'<a class="logwin_minimizebutton" href="#" cmd="4"></a>',
 			            '<a class="logwin_shrinkbutton" href="#" cmd="5"></a>',
 		            '</div>',
 				'</div>',
 				'<div class="logwin_content"></div>',
 				'</div>'
 		    ].join('');

 		this.logWin = $(logWinMarkup).appendTo(document.body);
 		this.header = $('.logwin_title:first', this.logWin);
 		this.logger = $('.logwin_content:first', this.logWin);

 		$(".logwin_title", this.logWin).mousedown(function(e) {
 			if($(e.target).attr('cmd'))
 				return true;

 			if(!logger.bMoving) {
 				logger.bMoving = true;
 				logger.offsetStart = logger.logWin.offset();
 				logger.ptStart = {x: e.pageX, y: e.pageY};

 				$(document).bind("mousemove", function(e) {
 					if(logger.bMoving) {
 						logger.enableDocking(false);

 						var logWinNewLeft = logger.offsetStart.left + e.pageX - logger.ptStart.x;
 						var logWinNewTop = logger.offsetStart.top + e.pageY - logger.ptStart.y;

 						logger.logWin.css("left", logWinNewLeft + "px").css("top", logWinNewTop + "px");
 					}
 					return false;
 				});

 				$(document).bind("mouseup", function(e) {
 					if(logger.bMoving) {
 						logger.bMoving = false;
 						$(document).unbind("mousemove", arguments.callee.name);
 						$(document).unbind("mouseup", arguments.callee.name);

 						return false;
 					}
 					return true;
 				});
 			}

 			// prevent default handling
 			return false;
 		}).dblclick(function(e) {
 			logger.expand(!logger.isExpanded());
 		});

 		this.logWin.click(function(e) {
 			if($(e.target).attr('cmd')) {
 				switch($(e.target).attr('cmd')) {
 				case '1' :
 					logger.enable(true);
 					break;

 				case '2' :
 					logger.enable(false);
 					break;

 				case '3' :
 					logger.clear();
 					break;

 				case '4' :
 					logger.enableDocking(true);
 					logger.dockIn();
 					break;

 				case '5' :
 					logger.expand(!logger.isExpanded());
 					break;

 				default :
 					break;
 				}
 			}
 		});

 		$("#template_type", this.logWin).change(function(e) {
 			logger.setLevel(parseInt($(this).val()));
 		});

 		this.logWin.css("left", (($(document.body).width() - this.logWin.width()) / 2) + "px");
 		this.dockIn();

 		this.log(Logger.LEVEL_SYS, "Logger is open in browser: " + this.objectToString($.browser));
 	},

 	close: function() {
 		if(this.logWin)
 			this.logWin.hide();
 	},

 	isOpen: function() {
 		if(this.logWin)
 			return this.logWin.is(":visible");
 		return false;
 	},

 	dockIn: function() {
 		var logger = this;
 		var offset = this.logWin.offset();
 		var bottom = offset.top + this.logWin.height();
 		var delta = bottom - 2;

 		this.logWin.animate({top: (offset.top - delta) + "px"}, 200,
 			function() {
 				logger.logWin.unbind("mouseleave");
 				logger.logWin.bind("mouseenter", function(e) {
 					if(logger.bDockEnabled)
 						logger.dockOut();
 				});
 			}
 		);
 	},

 	dockOut: function() {
 		var logger = this;
 		this.logWin.animate({top: "0px"}, 200,
 			function() {
 				logger.logWin.unbind("mouseenter");
 				logger.logWin.bind("mouseleave", function(e) {
 					if(logger.bDockEnabled) {
 						var xPosInLogWin = e.pageX - logger.logWin.offset().left;
 						var yPosInLogWin = e.pageY - logger.logWin.offset().top;

 						if(xPosInLogWin < 0 || yPosInLogWin < 0 ||
 							xPosInLogWin > logger.logWin.width() || yPosInLogWin > logger.logWin.height()) {
 							logger.dockIn();
 						}
 					}
 				});
 			}
 		);
 	},

 	enableDocking: function(bEnable) {
 		this.bDockEnabled = bEnable;
 	},

 	log: function(level, message) {
 		// Note : LEVEL_SYS message will always be logged
 		if(this.logger && (level == Logger.LEVEL_SYS || this.bEnabled && level >= this.level)) {
 			var curTime = new Date();
 			var curTimeString = [
 			    '', curTime.getMonth(),
 			    '/', curTime.getDate(),
 			    '/', curTime.getYear(),
 			    ' ',
 				curTime.getHours(),
 				':', curTime.getMinutes(),
 				":", curTime.getSeconds(),
 				".", curTime.getMilliseconds()].join('');

 			this.logger.append(this.getLevelDisplayString(level) + " - " + curTimeString + " - " + message + '<br>');
 		}
 	},

 	clear: function() {
 		if(this.logger) {
 			this.logger.empty();
 			this.log(Logger.LEVEL_SYS, "Logger is cleared");
 		}
 	},

 	setLevel: function(level) {
 		this.level = level;

 		this.log(Logger.LEVEL_SYS, "Set logger trace level to " + this.getLevelDisplayString(level));
 	},

 	enable: function(bEnabled) {
 		this.bEnabled = bEnabled;

 		if(bEnabled)
 			this.log(Logger.LEVEL_SYS, "Logger is enabled");
 		else
 			this.log(Logger.LEVEL_SYS, "Logger is disabled");
 	},

 	expand: function(bExpand) {
 		if(bExpand) {
 			this.logWin.height(Logger.DEFAULT_WIN_HEIGHT);
 			this.logger.height(Logger.DEFAULT_WIN_HEIGHT - this.header.height());
 		} else {
 			this.logWin.height(this.header.height());
 			this.logger.height(0);
 		}
 	},

 	isExpanded: function() {
 		return this.logWin.height() > this.header.height();
 	},

 	getLevelDisplayString: function(level) {
 		switch(level) {
 		case Logger.LEVEL_TRACE :
 			return "TRACE";

 		case Logger.LEVEL_DEBUG :
 			return "DEBUG";

 		case Logger.LEVEL_INFO :
 			return "INFO";

 		case Logger.LEVEL_WARN :
 			return "WARN";

 		case Logger.LEVEL_ERROR :
 			return "ERROR";

 		case Logger.LEVEL_FATAL :
 			return "FATAL";

 		case Logger.LEVEL_SYS :
 			return "SYSINFO";
 		}

 		return "LEVEL " + level;
 	},

 	// this is a util function which actually can be put elsewhere instead of in this class
 	objectToString : function(object) {
 		if(object) {
 			if(object instanceof Object) {
 				var sb = ['{' ];

 				$.each(object, function(name, val) {
 					sb.push('' + name + ': ');

 					if(val instanceof Object) {
 						sb.push(this.objectToString(val));
 					} else {
 						sb.push('' + val);
 					}

 					sb.push(',');
 				});

 				if(sb[sb.length - 1] == ',' )
 					sb.length = sb.length - 1;

 				sb.push('}');
 				return sb.join("");
 			} else {
 				return '' + object;
 			}
 		} else {
 			return 'N/A';
 		}
 	}
 };
	/*
	Licensed to the Apache Software Foundation (ASF) under one
	or more contributor license agreements. See the NOTICE file
	distributed with this work for additional information
	regarding copyright ownership. The ASF licenses this file
	to you under the Apache License, Version 2.0 (the
	"License"); you may not use this file except in compliance
	with the License. You may obtain a copy of the License at

	http://www.apache.org/licenses/LICENSE-2.0

	Unless required by applicable law or agreed to in writing,
	software distributed under the License is distributed on an
	"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
	KIND, either express or implied. See the License for the
	specific language governing permissions and limitations
	under the License.
	*/

	// Version: 1.9.1.152

	//
	// Javascript logger utility
	// Author
	// Kelven Yang
	// 2/25/2010
	//

	function Logger() {
	this.bDockEnabled = true;

	this.logWin = null;
	this.logger = null;
	this.header = null;

	this.bEnabled = true;
	this.level = 0;

	this.bMoving = false;
	this.offsetStart = {left: 0, top: 0};
	this.ptStart = {x: 0, y: 0};
	}

	Logger.DEFAULT_WIN_HEIGHT = 500;
	Logger.LEVEL_TRACE = 0;
	Logger.LEVEL_DEBUG = 1;
	Logger.LEVEL_INFO = 2;
	Logger.LEVEL_WARN = 3;
	Logger.LEVEL_ERROR = 4;
	Logger.LEVEL_FATAL = 5;
	Logger.LEVEL_SYS = 100;

	Logger.prototype = {

	open: function() {
	if(this.logWin) {
	this.logWin.show();

	this.log(Logger.LEVEL_SYS, "Logger is open in browser: " + this.objectToString($.browser));
	return;
	}

	var logger = this;
	var logWinMarkup = [
	'<div class="logwin">',
	'<div class="logwin_title">',
	'<div class="logwin_title_actionbox">',
	'<a class="logwin_playbutton" href="#" cmd="1"></a>',
	'<a class="logwin_stopbutton" href="#" cmd="2"></a>',
	'<a class="logwin_clrbutton" href="#" cmd="3"></a>',
	'<form action="#">',
	'<select class="select" id="template_type">',
	'<option value="0">TRACE</option>',
	'<option value="1">DEBUG</option>',
	'<option value="2">INFO</option>',
	'<option value="3">WARN</option>',
	'<option value="4">ERROR</option>',
	'<option value="5">FATAL</option>',
	'</select>',
	'</form>',
	'</div>',
	'<div class="logwin_title_rgtactionbox">',
	'<a class="logwin_minimizebutton" href="#" cmd="4"></a>',
	'<a class="logwin_shrinkbutton" href="#" cmd="5"></a>',
	'</div>',
	'</div>',
	'<div class="logwin_content"></div>',
	'</div>'
	].join('');

	this.logWin = $(logWinMarkup).appendTo(document.body);
	this.header = $('.logwin_title:first', this.logWin);
	this.logger = $('.logwin_content:first', this.logWin);

	$(".logwin_title", this.logWin).mousedown(function(e) {
	if($(e.target).attr('cmd'))
	return true;

	if(!logger.bMoving) {
	logger.bMoving = true;
	logger.offsetStart = logger.logWin.offset();
	logger.ptStart = {x: e.pageX, y: e.pageY};

	$(document).bind("mousemove", function(e) {
	if(logger.bMoving) {
	logger.enableDocking(false);

	var logWinNewLeft = logger.offsetStart.left + e.pageX - logger.ptStart.x;
	var logWinNewTop = logger.offsetStart.top + e.pageY - logger.ptStart.y;

	logger.logWin.css("left", logWinNewLeft + "px").css("top", logWinNewTop + "px");
	}
	return false;
	});

	$(document).bind("mouseup", function(e) {
	if(logger.bMoving) {
	logger.bMoving = false;
	$(document).unbind("mousemove", arguments.callee.name);
	$(document).unbind("mouseup", arguments.callee.name);

	return false;
	}
	return true;
	});
	}

	// prevent default handling
	return false;
	}).dblclick(function(e) {
	logger.expand(!logger.isExpanded());
	});

	this.logWin.click(function(e) {
	if($(e.target).attr('cmd')) {
	switch($(e.target).attr('cmd')) {
	case '1' :
	logger.enable(true);
	break;

	case '2' :
	logger.enable(false);
	break;

	case '3' :
	logger.clear();
	break;

	case '4' :
	logger.enableDocking(true);
	logger.dockIn();
	break;

	case '5' :
	logger.expand(!logger.isExpanded());
	break;

	default :
	break;
	}
	}
	});

	$("#template_type", this.logWin).change(function(e) {
	logger.setLevel(parseInt($(this).val()));
	});

	this.logWin.css("left", (($(document.body).width() - this.logWin.width()) / 2) + "px");
	this.dockIn();

	this.log(Logger.LEVEL_SYS, "Logger is open in browser: " + this.objectToString($.browser));
	},

	close: function() {
	if(this.logWin)
	this.logWin.hide();
	},

	isOpen: function() {
	if(this.logWin)
	return this.logWin.is(":visible");
	return false;
	},

	dockIn: function() {
	var logger = this;
	var offset = this.logWin.offset();
	var bottom = offset.top + this.logWin.height();
	var delta = bottom - 2;

	this.logWin.animate({top: (offset.top - delta) + "px"}, 200,
	function() {
	logger.logWin.unbind("mouseleave");
	logger.logWin.bind("mouseenter", function(e) {
	if(logger.bDockEnabled)
	logger.dockOut();
	});
	}
	);
	},

	dockOut: function() {
	var logger = this;
	this.logWin.animate({top: "0px"}, 200,
	function() {
	logger.logWin.unbind("mouseenter");
	logger.logWin.bind("mouseleave", function(e) {
	if(logger.bDockEnabled) {
	var xPosInLogWin = e.pageX - logger.logWin.offset().left;
	var yPosInLogWin = e.pageY - logger.logWin.offset().top;

	if(xPosInLogWin < 0 \|\| yPosInLogWin < 0 \|\|
	xPosInLogWin > logger.logWin.width() \|\| yPosInLogWin > logger.logWin.height()) {
	logger.dockIn();
	}
	}
	});
	}
	);
	},

	enableDocking: function(bEnable) {
	this.bDockEnabled = bEnable;
	},

	log: function(level, message) {
	// Note : LEVEL_SYS message will always be logged
	if(this.logger && (level == Logger.LEVEL_SYS \|\| this.bEnabled && level >= this.level)) {
	var curTime = new Date();
	var curTimeString = [
	'', curTime.getMonth(),
	'/', curTime.getDate(),
	'/', curTime.getYear(),
	' ',
	curTime.getHours(),
	':', curTime.getMinutes(),
	":", curTime.getSeconds(),
	".", curTime.getMilliseconds()].join('');

	this.logger.append(this.getLevelDisplayString(level) + " - " + curTimeString + " - " + message + '<br>');
	}
	},

	clear: function() {
	if(this.logger) {
	this.logger.empty();
	this.log(Logger.LEVEL_SYS, "Logger is cleared");
	}
	},

	setLevel: function(level) {
	this.level = level;

	this.log(Logger.LEVEL_SYS, "Set logger trace level to " + this.getLevelDisplayString(level));
	},

	enable: function(bEnabled) {
	this.bEnabled = bEnabled;

	if(bEnabled)
	this.log(Logger.LEVEL_SYS, "Logger is enabled");
	else
	this.log(Logger.LEVEL_SYS, "Logger is disabled");
	},

	expand: function(bExpand) {
	if(bExpand) {
	this.logWin.height(Logger.DEFAULT_WIN_HEIGHT);
	this.logger.height(Logger.DEFAULT_WIN_HEIGHT - this.header.height());
	} else {
	this.logWin.height(this.header.height());
	this.logger.height(0);
	}
	},

	isExpanded: function() {
	return this.logWin.height() > this.header.height();
	},

	getLevelDisplayString: function(level) {
	switch(level) {
	case Logger.LEVEL_TRACE :
	return "TRACE";

	case Logger.LEVEL_DEBUG :
	return "DEBUG";

	case Logger.LEVEL_INFO :
	return "INFO";

	case Logger.LEVEL_WARN :
	return "WARN";

	case Logger.LEVEL_ERROR :
	return "ERROR";

	case Logger.LEVEL_FATAL :
	return "FATAL";

	case Logger.LEVEL_SYS :
	return "SYSINFO";
	}

	return "LEVEL " + level;
	},

	// this is a util function which actually can be put elsewhere instead of in this class
	objectToString : function(object) {
	if(object) {
	if(object instanceof Object) {
	var sb = ['{' ];

	$.each(object, function(name, val) {
	sb.push('' + name + ': ');

	if(val instanceof Object) {
	sb.push(this.objectToString(val));
	} else {
	sb.push('' + val);
	}

	sb.push(',');
	});

	if(sb[sb.length - 1] == ',' )
	sb.length = sb.length - 1;

	sb.push('}');
	return sb.join("");
	} else {
	return '' + object;
	}
	} else {
	return 'N/A';
	}
	}
	};