2045 lines
58 KiB
JavaScript
2045 lines
58 KiB
JavaScript
/*
|
|
Copyright (c) 2009, Yahoo! Inc. All rights reserved.
|
|
Code licensed under the BSD License:
|
|
http://developer.yahoo.net/yui/license.txt
|
|
version: 2.7.0
|
|
*/
|
|
/****************************************************************************/
|
|
/****************************************************************************/
|
|
/****************************************************************************/
|
|
|
|
/**
|
|
* The LogMsg class defines a single log message.
|
|
*
|
|
* @class LogMsg
|
|
* @constructor
|
|
* @param oConfigs {Object} Object literal of configuration params.
|
|
*/
|
|
YAHOO.widget.LogMsg = function(oConfigs) {
|
|
// Parse configs
|
|
/**
|
|
* Log message.
|
|
*
|
|
* @property msg
|
|
* @type String
|
|
*/
|
|
this.msg =
|
|
/**
|
|
* Log timestamp.
|
|
*
|
|
* @property time
|
|
* @type Date
|
|
*/
|
|
this.time =
|
|
|
|
/**
|
|
* Log category.
|
|
*
|
|
* @property category
|
|
* @type String
|
|
*/
|
|
this.category =
|
|
|
|
/**
|
|
* Log source. The first word passed in as the source argument.
|
|
*
|
|
* @property source
|
|
* @type String
|
|
*/
|
|
this.source =
|
|
|
|
/**
|
|
* Log source detail. The remainder of the string passed in as the source argument, not
|
|
* including the first word (if any).
|
|
*
|
|
* @property sourceDetail
|
|
* @type String
|
|
*/
|
|
this.sourceDetail = null;
|
|
|
|
if (oConfigs && (oConfigs.constructor == Object)) {
|
|
for(var param in oConfigs) {
|
|
if (oConfigs.hasOwnProperty(param)) {
|
|
this[param] = oConfigs[param];
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
/****************************************************************************/
|
|
/****************************************************************************/
|
|
/****************************************************************************/
|
|
|
|
/**
|
|
* The LogWriter class provides a mechanism to log messages through
|
|
* YAHOO.widget.Logger from a named source.
|
|
*
|
|
* @class LogWriter
|
|
* @constructor
|
|
* @param sSource {String} Source of LogWriter instance.
|
|
*/
|
|
YAHOO.widget.LogWriter = function(sSource) {
|
|
if(!sSource) {
|
|
YAHOO.log("Could not instantiate LogWriter due to invalid source.",
|
|
"error", "LogWriter");
|
|
return;
|
|
}
|
|
this._source = sSource;
|
|
};
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Public methods
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
/**
|
|
* Public accessor to the unique name of the LogWriter instance.
|
|
*
|
|
* @method toString
|
|
* @return {String} Unique name of the LogWriter instance.
|
|
*/
|
|
YAHOO.widget.LogWriter.prototype.toString = function() {
|
|
return "LogWriter " + this._sSource;
|
|
};
|
|
|
|
/**
|
|
* Logs a message attached to the source of the LogWriter.
|
|
*
|
|
* @method log
|
|
* @param sMsg {String} The log message.
|
|
* @param sCategory {String} Category name.
|
|
*/
|
|
YAHOO.widget.LogWriter.prototype.log = function(sMsg, sCategory) {
|
|
YAHOO.widget.Logger.log(sMsg, sCategory, this._source);
|
|
};
|
|
|
|
/**
|
|
* Public accessor to get the source name.
|
|
*
|
|
* @method getSource
|
|
* @return {String} The LogWriter source.
|
|
*/
|
|
YAHOO.widget.LogWriter.prototype.getSource = function() {
|
|
return this._source;
|
|
};
|
|
|
|
/**
|
|
* Public accessor to set the source name.
|
|
*
|
|
* @method setSource
|
|
* @param sSource {String} Source of LogWriter instance.
|
|
*/
|
|
YAHOO.widget.LogWriter.prototype.setSource = function(sSource) {
|
|
if(!sSource) {
|
|
YAHOO.log("Could not set source due to invalid source.", "error", this.toString());
|
|
return;
|
|
}
|
|
else {
|
|
this._source = sSource;
|
|
}
|
|
};
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Private member variables
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
/**
|
|
* Source of the LogWriter instance.
|
|
*
|
|
* @property _source
|
|
* @type String
|
|
* @private
|
|
*/
|
|
YAHOO.widget.LogWriter.prototype._source = null;
|
|
|
|
|
|
|
|
|
|
/****************************************************************************/
|
|
/****************************************************************************/
|
|
/****************************************************************************/
|
|
|
|
/**
|
|
* The LogReader class provides UI to read messages logged to YAHOO.widget.Logger.
|
|
*
|
|
* @class LogReader
|
|
* @constructor
|
|
* @param elContainer {HTMLElement} (optional) DOM element reference of an existing DIV.
|
|
* @param elContainer {String} (optional) String ID of an existing DIV.
|
|
* @param oConfigs {Object} (optional) Object literal of configuration params.
|
|
*/
|
|
YAHOO.widget.LogReader = function(elContainer, oConfigs) {
|
|
this._sName = YAHOO.widget.LogReader._index;
|
|
YAHOO.widget.LogReader._index++;
|
|
|
|
// Internal vars
|
|
this._buffer = []; // output buffer
|
|
this._filterCheckboxes = {}; // pointers to checkboxes
|
|
this._lastTime = YAHOO.widget.Logger.getStartTime(); // timestamp of last log message to console
|
|
|
|
// Parse config vars here
|
|
if (oConfigs && (oConfigs.constructor == Object)) {
|
|
for(var param in oConfigs) {
|
|
if (oConfigs.hasOwnProperty(param)) {
|
|
this[param] = oConfigs[param];
|
|
}
|
|
}
|
|
}
|
|
|
|
this._initContainerEl(elContainer);
|
|
if(!this._elContainer) {
|
|
YAHOO.log("Could not instantiate LogReader due to an invalid container element " +
|
|
elContainer, "error", this.toString());
|
|
return;
|
|
}
|
|
|
|
this._initHeaderEl();
|
|
this._initConsoleEl();
|
|
this._initFooterEl();
|
|
|
|
this._initDragDrop();
|
|
|
|
this._initCategories();
|
|
this._initSources();
|
|
|
|
// Subscribe to Logger custom events
|
|
YAHOO.widget.Logger.newLogEvent.subscribe(this._onNewLog, this);
|
|
YAHOO.widget.Logger.logResetEvent.subscribe(this._onReset, this);
|
|
|
|
YAHOO.widget.Logger.categoryCreateEvent.subscribe(this._onCategoryCreate, this);
|
|
YAHOO.widget.Logger.sourceCreateEvent.subscribe(this._onSourceCreate, this);
|
|
|
|
this._filterLogs();
|
|
YAHOO.log("LogReader initialized", null, this.toString());
|
|
};
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Static member variables
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
YAHOO.lang.augmentObject(YAHOO.widget.LogReader, {
|
|
/**
|
|
* Internal class member to index multiple LogReader instances.
|
|
*
|
|
* @property _memberName
|
|
* @static
|
|
* @type Number
|
|
* @default 0
|
|
* @private
|
|
*/
|
|
_index : 0,
|
|
|
|
/**
|
|
* Node template for the log entries
|
|
* @property ENTRY_TEMPLATE
|
|
* @static
|
|
* @type {HTMLElement}
|
|
* @default PRE.yui-log-entry element
|
|
*/
|
|
ENTRY_TEMPLATE : (function () {
|
|
var t = document.createElement('pre');
|
|
YAHOO.util.Dom.addClass(t,'yui-log-entry');
|
|
return t;
|
|
})(),
|
|
|
|
/**
|
|
* Template used for innerHTML of verbose entry output.
|
|
* @property VERBOSE_TEMPLATE
|
|
* @static
|
|
* @default "<span class='{category}'>{label}</span>{totalTime}ms (+{elapsedTime}) {localTime}:</p><p>{sourceAndDetail}</p><p>{message}</p>"
|
|
*/
|
|
VERBOSE_TEMPLATE : "<p><span class='{category}'>{label}</span> {totalTime}ms (+{elapsedTime}) {localTime}:</p><p>{sourceAndDetail}</p><p>{message}</p>",
|
|
|
|
/**
|
|
* Template used for innerHTML of compact entry output.
|
|
* @property BASIC_TEMPLATE
|
|
* @static
|
|
* @default "<p><span class='{category}'>{label}</span>{totalTime}ms (+{elapsedTime}) {localTime}: {sourceAndDetail}: {message}</p>"
|
|
*/
|
|
BASIC_TEMPLATE : "<p><span class='{category}'>{label}</span> {totalTime}ms (+{elapsedTime}) {localTime}: {sourceAndDetail}: {message}</p>"
|
|
});
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Public member variables
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
YAHOO.widget.LogReader.prototype = {
|
|
/**
|
|
* Whether or not LogReader is enabled to output log messages.
|
|
*
|
|
* @property logReaderEnabled
|
|
* @type Boolean
|
|
* @default true
|
|
*/
|
|
logReaderEnabled : true,
|
|
|
|
/**
|
|
* Public member to access CSS width of the LogReader container.
|
|
*
|
|
* @property width
|
|
* @type String
|
|
*/
|
|
width : null,
|
|
|
|
/**
|
|
* Public member to access CSS height of the LogReader container.
|
|
*
|
|
* @property height
|
|
* @type String
|
|
*/
|
|
height : null,
|
|
|
|
/**
|
|
* Public member to access CSS top position of the LogReader container.
|
|
*
|
|
* @property top
|
|
* @type String
|
|
*/
|
|
top : null,
|
|
|
|
/**
|
|
* Public member to access CSS left position of the LogReader container.
|
|
*
|
|
* @property left
|
|
* @type String
|
|
*/
|
|
left : null,
|
|
|
|
/**
|
|
* Public member to access CSS right position of the LogReader container.
|
|
*
|
|
* @property right
|
|
* @type String
|
|
*/
|
|
right : null,
|
|
|
|
/**
|
|
* Public member to access CSS bottom position of the LogReader container.
|
|
*
|
|
* @property bottom
|
|
* @type String
|
|
*/
|
|
bottom : null,
|
|
|
|
/**
|
|
* Public member to access CSS font size of the LogReader container.
|
|
*
|
|
* @property fontSize
|
|
* @type String
|
|
*/
|
|
fontSize : null,
|
|
|
|
/**
|
|
* Whether or not the footer UI is enabled for the LogReader.
|
|
*
|
|
* @property footerEnabled
|
|
* @type Boolean
|
|
* @default true
|
|
*/
|
|
footerEnabled : true,
|
|
|
|
/**
|
|
* Whether or not output is verbose (more readable). Setting to true will make
|
|
* output more compact (less readable).
|
|
*
|
|
* @property verboseOutput
|
|
* @type Boolean
|
|
* @default true
|
|
*/
|
|
verboseOutput : true,
|
|
|
|
/**
|
|
* Custom output format for log messages. Defaults to null, which falls
|
|
* back to verboseOutput param deciding between LogReader.VERBOSE_TEMPLATE
|
|
* and LogReader.BASIC_TEMPLATE. Use bracketed place holders to mark where
|
|
* message info should go. Available place holder names include:
|
|
* <ul>
|
|
* <li>category</li>
|
|
* <li>label</li>
|
|
* <li>sourceAndDetail</li>
|
|
* <li>message</li>
|
|
* <li>localTime</li>
|
|
* <li>elapsedTime</li>
|
|
* <li>totalTime</li>
|
|
* </ul>
|
|
*
|
|
* @property entryFormat
|
|
* @type String
|
|
* @default null
|
|
*/
|
|
entryFormat : null,
|
|
|
|
/**
|
|
* Whether or not newest message is printed on top.
|
|
*
|
|
* @property newestOnTop
|
|
* @type Boolean
|
|
*/
|
|
newestOnTop : true,
|
|
|
|
/**
|
|
* Output timeout buffer in milliseconds.
|
|
*
|
|
* @property outputBuffer
|
|
* @type Number
|
|
* @default 100
|
|
*/
|
|
outputBuffer : 100,
|
|
|
|
/**
|
|
* Maximum number of messages a LogReader console will display.
|
|
*
|
|
* @property thresholdMax
|
|
* @type Number
|
|
* @default 500
|
|
*/
|
|
thresholdMax : 500,
|
|
|
|
/**
|
|
* When a LogReader console reaches its thresholdMax, it will clear out messages
|
|
* and print out the latest thresholdMin number of messages.
|
|
*
|
|
* @property thresholdMin
|
|
* @type Number
|
|
* @default 100
|
|
*/
|
|
thresholdMin : 100,
|
|
|
|
/**
|
|
* True when LogReader is in a collapsed state, false otherwise.
|
|
*
|
|
* @property isCollapsed
|
|
* @type Boolean
|
|
* @default false
|
|
*/
|
|
isCollapsed : false,
|
|
|
|
/**
|
|
* True when LogReader is in a paused state, false otherwise.
|
|
*
|
|
* @property isPaused
|
|
* @type Boolean
|
|
* @default false
|
|
*/
|
|
isPaused : false,
|
|
|
|
/**
|
|
* Enables draggable LogReader if DragDrop Utility is present.
|
|
*
|
|
* @property draggable
|
|
* @type Boolean
|
|
* @default true
|
|
*/
|
|
draggable : true,
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Public methods
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
/**
|
|
* Public accessor to the unique name of the LogReader instance.
|
|
*
|
|
* @method toString
|
|
* @return {String} Unique name of the LogReader instance.
|
|
*/
|
|
toString : function() {
|
|
return "LogReader instance" + this._sName;
|
|
},
|
|
/**
|
|
* Pauses output of log messages. While paused, log messages are not lost, but
|
|
* get saved to a buffer and then output upon resume of LogReader.
|
|
*
|
|
* @method pause
|
|
*/
|
|
pause : function() {
|
|
this.isPaused = true;
|
|
this._timeout = null;
|
|
this.logReaderEnabled = false;
|
|
if (this._btnPause) {
|
|
this._btnPause.value = "Resume";
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Resumes output of log messages, including outputting any log messages that
|
|
* have been saved to buffer while paused.
|
|
*
|
|
* @method resume
|
|
*/
|
|
resume : function() {
|
|
this.isPaused = false;
|
|
this.logReaderEnabled = true;
|
|
this._printBuffer();
|
|
if (this._btnPause) {
|
|
this._btnPause.value = "Pause";
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Hides UI of LogReader. Logging functionality is not disrupted.
|
|
*
|
|
* @method hide
|
|
*/
|
|
hide : function() {
|
|
this._elContainer.style.display = "none";
|
|
},
|
|
|
|
/**
|
|
* Shows UI of LogReader. Logging functionality is not disrupted.
|
|
*
|
|
* @method show
|
|
*/
|
|
show : function() {
|
|
this._elContainer.style.display = "block";
|
|
},
|
|
|
|
/**
|
|
* Collapses UI of LogReader. Logging functionality is not disrupted.
|
|
*
|
|
* @method collapse
|
|
*/
|
|
collapse : function() {
|
|
this._elConsole.style.display = "none";
|
|
if(this._elFt) {
|
|
this._elFt.style.display = "none";
|
|
}
|
|
this._btnCollapse.value = "Expand";
|
|
this.isCollapsed = true;
|
|
},
|
|
|
|
/**
|
|
* Expands UI of LogReader. Logging functionality is not disrupted.
|
|
*
|
|
* @method expand
|
|
*/
|
|
expand : function() {
|
|
this._elConsole.style.display = "block";
|
|
if(this._elFt) {
|
|
this._elFt.style.display = "block";
|
|
}
|
|
this._btnCollapse.value = "Collapse";
|
|
this.isCollapsed = false;
|
|
},
|
|
|
|
/**
|
|
* Returns related checkbox element for given filter (i.e., category or source).
|
|
*
|
|
* @method getCheckbox
|
|
* @param {String} Category or source name.
|
|
* @return {Array} Array of all filter checkboxes.
|
|
*/
|
|
getCheckbox : function(filter) {
|
|
return this._filterCheckboxes[filter];
|
|
},
|
|
|
|
/**
|
|
* Returns array of enabled categories.
|
|
*
|
|
* @method getCategories
|
|
* @return {String[]} Array of enabled categories.
|
|
*/
|
|
getCategories : function() {
|
|
return this._categoryFilters;
|
|
},
|
|
|
|
/**
|
|
* Shows log messages associated with given category.
|
|
*
|
|
* @method showCategory
|
|
* @param {String} Category name.
|
|
*/
|
|
showCategory : function(sCategory) {
|
|
var filtersArray = this._categoryFilters;
|
|
// Don't do anything if category is already enabled
|
|
// Use Array.indexOf if available...
|
|
if(filtersArray.indexOf) {
|
|
if(filtersArray.indexOf(sCategory) > -1) {
|
|
return;
|
|
}
|
|
}
|
|
// ...or do it the old-fashioned way
|
|
else {
|
|
for(var i=0; i<filtersArray.length; i++) {
|
|
if(filtersArray[i] === sCategory){
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
this._categoryFilters.push(sCategory);
|
|
this._filterLogs();
|
|
var elCheckbox = this.getCheckbox(sCategory);
|
|
if(elCheckbox) {
|
|
elCheckbox.checked = true;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Hides log messages associated with given category.
|
|
*
|
|
* @method hideCategory
|
|
* @param {String} Category name.
|
|
*/
|
|
hideCategory : function(sCategory) {
|
|
var filtersArray = this._categoryFilters;
|
|
for(var i=0; i<filtersArray.length; i++) {
|
|
if(sCategory == filtersArray[i]) {
|
|
filtersArray.splice(i, 1);
|
|
break;
|
|
}
|
|
}
|
|
this._filterLogs();
|
|
var elCheckbox = this.getCheckbox(sCategory);
|
|
if(elCheckbox) {
|
|
elCheckbox.checked = false;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Returns array of enabled sources.
|
|
*
|
|
* @method getSources
|
|
* @return {Array} Array of enabled sources.
|
|
*/
|
|
getSources : function() {
|
|
return this._sourceFilters;
|
|
},
|
|
|
|
/**
|
|
* Shows log messages associated with given source.
|
|
*
|
|
* @method showSource
|
|
* @param {String} Source name.
|
|
*/
|
|
showSource : function(sSource) {
|
|
var filtersArray = this._sourceFilters;
|
|
// Don't do anything if category is already enabled
|
|
// Use Array.indexOf if available...
|
|
if(filtersArray.indexOf) {
|
|
if(filtersArray.indexOf(sSource) > -1) {
|
|
return;
|
|
}
|
|
}
|
|
// ...or do it the old-fashioned way
|
|
else {
|
|
for(var i=0; i<filtersArray.length; i++) {
|
|
if(sSource == filtersArray[i]){
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
filtersArray.push(sSource);
|
|
this._filterLogs();
|
|
var elCheckbox = this.getCheckbox(sSource);
|
|
if(elCheckbox) {
|
|
elCheckbox.checked = true;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Hides log messages associated with given source.
|
|
*
|
|
* @method hideSource
|
|
* @param {String} Source name.
|
|
*/
|
|
hideSource : function(sSource) {
|
|
var filtersArray = this._sourceFilters;
|
|
for(var i=0; i<filtersArray.length; i++) {
|
|
if(sSource == filtersArray[i]) {
|
|
filtersArray.splice(i, 1);
|
|
break;
|
|
}
|
|
}
|
|
this._filterLogs();
|
|
var elCheckbox = this.getCheckbox(sSource);
|
|
if(elCheckbox) {
|
|
elCheckbox.checked = false;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Does not delete any log messages, but clears all printed log messages from
|
|
* the console. Log messages will be printed out again if user re-filters. The
|
|
* static method YAHOO.widget.Logger.reset() should be called in order to
|
|
* actually delete log messages.
|
|
*
|
|
* @method clearConsole
|
|
*/
|
|
clearConsole : function() {
|
|
// Clear the buffer of any pending messages
|
|
this._timeout = null;
|
|
this._buffer = [];
|
|
this._consoleMsgCount = 0;
|
|
|
|
var elConsole = this._elConsole;
|
|
elConsole.innerHTML = '';
|
|
},
|
|
|
|
/**
|
|
* Updates title to given string.
|
|
*
|
|
* @method setTitle
|
|
* @param sTitle {String} New title.
|
|
*/
|
|
setTitle : function(sTitle) {
|
|
this._title.innerHTML = this.html2Text(sTitle);
|
|
},
|
|
|
|
/**
|
|
* Gets timestamp of the last log.
|
|
*
|
|
* @method getLastTime
|
|
* @return {Date} Timestamp of the last log.
|
|
*/
|
|
getLastTime : function() {
|
|
return this._lastTime;
|
|
},
|
|
|
|
formatMsg : function (entry) {
|
|
var Static = YAHOO.widget.LogReader,
|
|
entryFormat = this.entryFormat || (this.verboseOutput ?
|
|
Static.VERBOSE_TEMPLATE : Static.BASIC_TEMPLATE),
|
|
info = {
|
|
category : entry.category,
|
|
|
|
// Label for color-coded display
|
|
label : entry.category.substring(0,4).toUpperCase(),
|
|
|
|
sourceAndDetail : entry.sourceDetail ?
|
|
entry.source + " " + entry.sourceDetail :
|
|
entry.source,
|
|
|
|
// Escape HTML entities in the log message itself for output
|
|
// to console
|
|
message : this.html2Text(entry.msg || entry.message || '')
|
|
};
|
|
|
|
// Add time info
|
|
if (entry.time && entry.time.getTime) {
|
|
info.localTime = entry.time.toLocaleTimeString ?
|
|
entry.time.toLocaleTimeString() :
|
|
entry.time.toString();
|
|
|
|
// Calculate the elapsed time to be from the last item that
|
|
// passed through the filter, not the absolute previous item
|
|
// in the stack
|
|
info.elapsedTime = entry.time.getTime() - this.getLastTime();
|
|
|
|
info.totalTime = entry.time.getTime() -
|
|
YAHOO.widget.Logger.getStartTime();
|
|
}
|
|
|
|
var msg = Static.ENTRY_TEMPLATE.cloneNode(true);
|
|
if (this.verboseOutput) {
|
|
msg.className += ' yui-log-verbose';
|
|
}
|
|
|
|
// Bug 2061169: Workaround for YAHOO.lang.substitute()
|
|
msg.innerHTML = entryFormat.replace(/\{(\w+)\}/g, function (x, placeholder) { return (placeholder in info) ? info[placeholder] : ''; });
|
|
|
|
return msg;
|
|
},
|
|
|
|
/**
|
|
* Converts input chars "<", ">", and "&" to HTML entities.
|
|
*
|
|
* @method html2Text
|
|
* @param sHtml {String} String to convert.
|
|
* @private
|
|
*/
|
|
html2Text : function(sHtml) {
|
|
if(sHtml) {
|
|
sHtml += "";
|
|
return sHtml.replace(/&/g, "&").replace(/</g, "<").replace(/>/g, ">");
|
|
}
|
|
return "";
|
|
},
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Private member variables
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
/**
|
|
* Name of LogReader instance.
|
|
*
|
|
* @property _sName
|
|
* @type String
|
|
* @private
|
|
*/
|
|
_sName : null,
|
|
|
|
//TODO: remove
|
|
/**
|
|
* A class member shared by all LogReaders if a container needs to be
|
|
* created during instantiation. Will be null if a container element never needs to
|
|
* be created on the fly, such as when the implementer passes in their own element.
|
|
*
|
|
* @property _elDefaultContainer
|
|
* @type HTMLElement
|
|
* @private
|
|
*/
|
|
//YAHOO.widget.LogReader._elDefaultContainer = null;
|
|
|
|
/**
|
|
* Buffer of log message objects for batch output.
|
|
*
|
|
* @property _buffer
|
|
* @type Object[]
|
|
* @private
|
|
*/
|
|
_buffer : null,
|
|
|
|
/**
|
|
* Number of log messages output to console.
|
|
*
|
|
* @property _consoleMsgCount
|
|
* @type Number
|
|
* @default 0
|
|
* @private
|
|
*/
|
|
_consoleMsgCount : 0,
|
|
|
|
/**
|
|
* Date of last output log message.
|
|
*
|
|
* @property _lastTime
|
|
* @type Date
|
|
* @private
|
|
*/
|
|
_lastTime : null,
|
|
|
|
/**
|
|
* Batched output timeout ID.
|
|
*
|
|
* @property _timeout
|
|
* @type Number
|
|
* @private
|
|
*/
|
|
_timeout : null,
|
|
|
|
/**
|
|
* Hash of filters and their related checkbox elements.
|
|
*
|
|
* @property _filterCheckboxes
|
|
* @type Object
|
|
* @private
|
|
*/
|
|
_filterCheckboxes : null,
|
|
|
|
/**
|
|
* Array of filters for log message categories.
|
|
*
|
|
* @property _categoryFilters
|
|
* @type String[]
|
|
* @private
|
|
*/
|
|
_categoryFilters : null,
|
|
|
|
/**
|
|
* Array of filters for log message sources.
|
|
*
|
|
* @property _sourceFilters
|
|
* @type String[]
|
|
* @private
|
|
*/
|
|
_sourceFilters : null,
|
|
|
|
/**
|
|
* LogReader container element.
|
|
*
|
|
* @property _elContainer
|
|
* @type HTMLElement
|
|
* @private
|
|
*/
|
|
_elContainer : null,
|
|
|
|
/**
|
|
* LogReader header element.
|
|
*
|
|
* @property _elHd
|
|
* @type HTMLElement
|
|
* @private
|
|
*/
|
|
_elHd : null,
|
|
|
|
/**
|
|
* LogReader collapse element.
|
|
*
|
|
* @property _elCollapse
|
|
* @type HTMLElement
|
|
* @private
|
|
*/
|
|
_elCollapse : null,
|
|
|
|
/**
|
|
* LogReader collapse button element.
|
|
*
|
|
* @property _btnCollapse
|
|
* @type HTMLElement
|
|
* @private
|
|
*/
|
|
_btnCollapse : null,
|
|
|
|
/**
|
|
* LogReader title header element.
|
|
*
|
|
* @property _title
|
|
* @type HTMLElement
|
|
* @private
|
|
*/
|
|
_title : null,
|
|
|
|
/**
|
|
* LogReader console element.
|
|
*
|
|
* @property _elConsole
|
|
* @type HTMLElement
|
|
* @private
|
|
*/
|
|
_elConsole : null,
|
|
|
|
/**
|
|
* LogReader footer element.
|
|
*
|
|
* @property _elFt
|
|
* @type HTMLElement
|
|
* @private
|
|
*/
|
|
_elFt : null,
|
|
|
|
/**
|
|
* LogReader buttons container element.
|
|
*
|
|
* @property _elBtns
|
|
* @type HTMLElement
|
|
* @private
|
|
*/
|
|
_elBtns : null,
|
|
|
|
/**
|
|
* Container element for LogReader category filter checkboxes.
|
|
*
|
|
* @property _elCategoryFilters
|
|
* @type HTMLElement
|
|
* @private
|
|
*/
|
|
_elCategoryFilters : null,
|
|
|
|
/**
|
|
* Container element for LogReader source filter checkboxes.
|
|
*
|
|
* @property _elSourceFilters
|
|
* @type HTMLElement
|
|
* @private
|
|
*/
|
|
_elSourceFilters : null,
|
|
|
|
/**
|
|
* LogReader pause button element.
|
|
*
|
|
* @property _btnPause
|
|
* @type HTMLElement
|
|
* @private
|
|
*/
|
|
_btnPause : null,
|
|
|
|
/**
|
|
* Clear button element.
|
|
*
|
|
* @property _btnClear
|
|
* @type HTMLElement
|
|
* @private
|
|
*/
|
|
_btnClear : null,
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Private methods
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
/**
|
|
* Initializes the primary container element.
|
|
*
|
|
* @method _initContainerEl
|
|
* @param elContainer {HTMLElement} Container element by reference or string ID.
|
|
* @private
|
|
*/
|
|
_initContainerEl : function(elContainer) {
|
|
// Validate container
|
|
elContainer = YAHOO.util.Dom.get(elContainer);
|
|
// Attach to existing container...
|
|
if(elContainer && elContainer.tagName && (elContainer.tagName.toLowerCase() == "div")) {
|
|
this._elContainer = elContainer;
|
|
YAHOO.util.Dom.addClass(this._elContainer,"yui-log");
|
|
}
|
|
// ...or create container from scratch
|
|
else {
|
|
this._elContainer = document.body.appendChild(document.createElement("div"));
|
|
//this._elContainer.id = "yui-log" + this._sName;
|
|
YAHOO.util.Dom.addClass(this._elContainer,"yui-log");
|
|
YAHOO.util.Dom.addClass(this._elContainer,"yui-log-container");
|
|
|
|
//YAHOO.widget.LogReader._elDefaultContainer = this._elContainer;
|
|
|
|
// If implementer has provided container values, trust and set those
|
|
var containerStyle = this._elContainer.style;
|
|
if(this.width) {
|
|
containerStyle.width = this.width;
|
|
}
|
|
if(this.right) {
|
|
containerStyle.right = this.right;
|
|
}
|
|
if(this.top) {
|
|
containerStyle.top = this.top;
|
|
}
|
|
if(this.left) {
|
|
containerStyle.left = this.left;
|
|
containerStyle.right = "auto";
|
|
}
|
|
if(this.bottom) {
|
|
containerStyle.bottom = this.bottom;
|
|
containerStyle.top = "auto";
|
|
}
|
|
if(this.fontSize) {
|
|
containerStyle.fontSize = this.fontSize;
|
|
}
|
|
// For Opera
|
|
if(navigator.userAgent.toLowerCase().indexOf("opera") != -1) {
|
|
document.body.style += '';
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Initializes the header element.
|
|
*
|
|
* @method _initHeaderEl
|
|
* @private
|
|
*/
|
|
_initHeaderEl : function() {
|
|
var oSelf = this;
|
|
|
|
// Destroy header
|
|
if(this._elHd) {
|
|
// Unhook DOM events
|
|
YAHOO.util.Event.purgeElement(this._elHd, true);
|
|
|
|
// Remove DOM elements
|
|
this._elHd.innerHTML = "";
|
|
}
|
|
|
|
// Create header
|
|
this._elHd = this._elContainer.appendChild(document.createElement("div"));
|
|
this._elHd.id = "yui-log-hd" + this._sName;
|
|
this._elHd.className = "yui-log-hd";
|
|
|
|
this._elCollapse = this._elHd.appendChild(document.createElement("div"));
|
|
this._elCollapse.className = "yui-log-btns";
|
|
|
|
this._btnCollapse = document.createElement("input");
|
|
this._btnCollapse.type = "button";
|
|
//this._btnCollapse.style.fontSize =
|
|
// YAHOO.util.Dom.getStyle(this._elContainer,"fontSize");
|
|
this._btnCollapse.className = "yui-log-button";
|
|
this._btnCollapse.value = "Collapse";
|
|
this._btnCollapse = this._elCollapse.appendChild(this._btnCollapse);
|
|
YAHOO.util.Event.addListener(
|
|
oSelf._btnCollapse,'click',oSelf._onClickCollapseBtn,oSelf);
|
|
|
|
this._title = this._elHd.appendChild(document.createElement("h4"));
|
|
this._title.innerHTML = "Logger Console";
|
|
},
|
|
|
|
/**
|
|
* Initializes the console element.
|
|
*
|
|
* @method _initConsoleEl
|
|
* @private
|
|
*/
|
|
_initConsoleEl : function() {
|
|
// Destroy console
|
|
if(this._elConsole) {
|
|
// Unhook DOM events
|
|
YAHOO.util.Event.purgeElement(this._elConsole, true);
|
|
|
|
// Remove DOM elements
|
|
this._elConsole.innerHTML = "";
|
|
}
|
|
|
|
// Ceate console
|
|
this._elConsole = this._elContainer.appendChild(document.createElement("div"));
|
|
this._elConsole.className = "yui-log-bd";
|
|
|
|
// If implementer has provided console, trust and set those
|
|
if(this.height) {
|
|
this._elConsole.style.height = this.height;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Initializes the footer element.
|
|
*
|
|
* @method _initFooterEl
|
|
* @private
|
|
*/
|
|
_initFooterEl : function() {
|
|
var oSelf = this;
|
|
|
|
// Don't create footer elements if footer is disabled
|
|
if(this.footerEnabled) {
|
|
// Destroy console
|
|
if(this._elFt) {
|
|
// Unhook DOM events
|
|
YAHOO.util.Event.purgeElement(this._elFt, true);
|
|
|
|
// Remove DOM elements
|
|
this._elFt.innerHTML = "";
|
|
}
|
|
|
|
this._elFt = this._elContainer.appendChild(document.createElement("div"));
|
|
this._elFt.className = "yui-log-ft";
|
|
|
|
this._elBtns = this._elFt.appendChild(document.createElement("div"));
|
|
this._elBtns.className = "yui-log-btns";
|
|
|
|
this._btnPause = document.createElement("input");
|
|
this._btnPause.type = "button";
|
|
//this._btnPause.style.fontSize =
|
|
// YAHOO.util.Dom.getStyle(this._elContainer,"fontSize");
|
|
this._btnPause.className = "yui-log-button";
|
|
this._btnPause.value = "Pause";
|
|
this._btnPause = this._elBtns.appendChild(this._btnPause);
|
|
YAHOO.util.Event.addListener(
|
|
oSelf._btnPause,'click',oSelf._onClickPauseBtn,oSelf);
|
|
|
|
this._btnClear = document.createElement("input");
|
|
this._btnClear.type = "button";
|
|
//this._btnClear.style.fontSize =
|
|
// YAHOO.util.Dom.getStyle(this._elContainer,"fontSize");
|
|
this._btnClear.className = "yui-log-button";
|
|
this._btnClear.value = "Clear";
|
|
this._btnClear = this._elBtns.appendChild(this._btnClear);
|
|
YAHOO.util.Event.addListener(
|
|
oSelf._btnClear,'click',oSelf._onClickClearBtn,oSelf);
|
|
|
|
this._elCategoryFilters = this._elFt.appendChild(document.createElement("div"));
|
|
this._elCategoryFilters.className = "yui-log-categoryfilters";
|
|
this._elSourceFilters = this._elFt.appendChild(document.createElement("div"));
|
|
this._elSourceFilters.className = "yui-log-sourcefilters";
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Initializes Drag and Drop on the header element.
|
|
*
|
|
* @method _initDragDrop
|
|
* @private
|
|
*/
|
|
_initDragDrop : function() {
|
|
// If Drag and Drop utility is available...
|
|
// ...and draggable is true...
|
|
// ...then make the header draggable
|
|
if(YAHOO.util.DD && this.draggable && this._elHd) {
|
|
var ylog_dd = new YAHOO.util.DD(this._elContainer);
|
|
ylog_dd.setHandleElId(this._elHd.id);
|
|
//TODO: use class name
|
|
this._elHd.style.cursor = "move";
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Initializes category filters.
|
|
*
|
|
* @method _initCategories
|
|
* @private
|
|
*/
|
|
_initCategories : function() {
|
|
// Initialize category filters
|
|
this._categoryFilters = [];
|
|
var aInitialCategories = YAHOO.widget.Logger.categories;
|
|
|
|
for(var j=0; j < aInitialCategories.length; j++) {
|
|
var sCategory = aInitialCategories[j];
|
|
|
|
// Add category to the internal array of filters
|
|
this._categoryFilters.push(sCategory);
|
|
|
|
// Add checkbox element if UI is enabled
|
|
if(this._elCategoryFilters) {
|
|
this._createCategoryCheckbox(sCategory);
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Initializes source filters.
|
|
*
|
|
* @method _initSources
|
|
* @private
|
|
*/
|
|
_initSources : function() {
|
|
// Initialize source filters
|
|
this._sourceFilters = [];
|
|
var aInitialSources = YAHOO.widget.Logger.sources;
|
|
|
|
for(var j=0; j < aInitialSources.length; j++) {
|
|
var sSource = aInitialSources[j];
|
|
|
|
// Add source to the internal array of filters
|
|
this._sourceFilters.push(sSource);
|
|
|
|
// Add checkbox element if UI is enabled
|
|
if(this._elSourceFilters) {
|
|
this._createSourceCheckbox(sSource);
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Creates the UI for a category filter in the LogReader footer element.
|
|
*
|
|
* @method _createCategoryCheckbox
|
|
* @param sCategory {String} Category name.
|
|
* @private
|
|
*/
|
|
_createCategoryCheckbox : function(sCategory) {
|
|
var oSelf = this;
|
|
|
|
if(this._elFt) {
|
|
var elParent = this._elCategoryFilters;
|
|
var elFilter = elParent.appendChild(document.createElement("span"));
|
|
elFilter.className = "yui-log-filtergrp";
|
|
|
|
// Append el at the end so IE 5.5 can set "type" attribute
|
|
// and THEN set checked property
|
|
var chkCategory = document.createElement("input");
|
|
chkCategory.id = "yui-log-filter-" + sCategory + this._sName;
|
|
chkCategory.className = "yui-log-filter-" + sCategory;
|
|
chkCategory.type = "checkbox";
|
|
chkCategory.category = sCategory;
|
|
chkCategory = elFilter.appendChild(chkCategory);
|
|
chkCategory.checked = true;
|
|
|
|
// Subscribe to the click event
|
|
YAHOO.util.Event.addListener(chkCategory,'click',oSelf._onCheckCategory,oSelf);
|
|
|
|
// Create and class the text label
|
|
var lblCategory = elFilter.appendChild(document.createElement("label"));
|
|
lblCategory.htmlFor = chkCategory.id;
|
|
lblCategory.className = sCategory;
|
|
lblCategory.innerHTML = sCategory;
|
|
|
|
this._filterCheckboxes[sCategory] = chkCategory;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Creates a checkbox in the LogReader footer element to filter by source.
|
|
*
|
|
* @method _createSourceCheckbox
|
|
* @param sSource {String} Source name.
|
|
* @private
|
|
*/
|
|
_createSourceCheckbox : function(sSource) {
|
|
var oSelf = this;
|
|
|
|
if(this._elFt) {
|
|
var elParent = this._elSourceFilters;
|
|
var elFilter = elParent.appendChild(document.createElement("span"));
|
|
elFilter.className = "yui-log-filtergrp";
|
|
|
|
// Append el at the end so IE 5.5 can set "type" attribute
|
|
// and THEN set checked property
|
|
var chkSource = document.createElement("input");
|
|
chkSource.id = "yui-log-filter" + sSource + this._sName;
|
|
chkSource.className = "yui-log-filter" + sSource;
|
|
chkSource.type = "checkbox";
|
|
chkSource.source = sSource;
|
|
chkSource = elFilter.appendChild(chkSource);
|
|
chkSource.checked = true;
|
|
|
|
// Subscribe to the click event
|
|
YAHOO.util.Event.addListener(chkSource,'click',oSelf._onCheckSource,oSelf);
|
|
|
|
// Create and class the text label
|
|
var lblSource = elFilter.appendChild(document.createElement("label"));
|
|
lblSource.htmlFor = chkSource.id;
|
|
lblSource.className = sSource;
|
|
lblSource.innerHTML = sSource;
|
|
|
|
this._filterCheckboxes[sSource] = chkSource;
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Reprints all log messages in the stack through filters.
|
|
*
|
|
* @method _filterLogs
|
|
* @private
|
|
*/
|
|
_filterLogs : function() {
|
|
// Reprint stack with new filters
|
|
if (this._elConsole !== null) {
|
|
this.clearConsole();
|
|
this._printToConsole(YAHOO.widget.Logger.getStack());
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Sends buffer of log messages to output and clears buffer.
|
|
*
|
|
* @method _printBuffer
|
|
* @private
|
|
*/
|
|
_printBuffer : function() {
|
|
this._timeout = null;
|
|
|
|
if(this._elConsole !== null) {
|
|
var thresholdMax = this.thresholdMax;
|
|
thresholdMax = (thresholdMax && !isNaN(thresholdMax)) ? thresholdMax : 500;
|
|
if(this._consoleMsgCount < thresholdMax) {
|
|
var entries = [];
|
|
for (var i=0; i<this._buffer.length; i++) {
|
|
entries[i] = this._buffer[i];
|
|
}
|
|
this._buffer = [];
|
|
this._printToConsole(entries);
|
|
}
|
|
else {
|
|
this._filterLogs();
|
|
}
|
|
|
|
if(!this.newestOnTop) {
|
|
this._elConsole.scrollTop = this._elConsole.scrollHeight;
|
|
}
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Cycles through an array of log messages, and outputs each one to the console
|
|
* if its category has not been filtered out.
|
|
*
|
|
* @method _printToConsole
|
|
* @param aEntries {Object[]} Array of LogMsg objects to output to console.
|
|
* @private
|
|
*/
|
|
_printToConsole : function(aEntries) {
|
|
// Manage the number of messages displayed in the console
|
|
var entriesLen = aEntries.length,
|
|
df = document.createDocumentFragment(),
|
|
msgHTML = [],
|
|
thresholdMin = this.thresholdMin,
|
|
sourceFiltersLen = this._sourceFilters.length,
|
|
categoryFiltersLen = this._categoryFilters.length,
|
|
entriesStartIndex,
|
|
i, j, msg, before;
|
|
|
|
if(isNaN(thresholdMin) || (thresholdMin > this.thresholdMax)) {
|
|
thresholdMin = 0;
|
|
}
|
|
entriesStartIndex = (entriesLen > thresholdMin) ? (entriesLen - thresholdMin) : 0;
|
|
|
|
// Iterate through all log entries
|
|
for(i=entriesStartIndex; i<entriesLen; i++) {
|
|
// Print only the ones that filter through
|
|
var okToPrint = false;
|
|
var okToFilterCats = false;
|
|
|
|
// Get log message details
|
|
var entry = aEntries[i];
|
|
var source = entry.source;
|
|
var category = entry.category;
|
|
|
|
for(j=0; j<sourceFiltersLen; j++) {
|
|
if(source == this._sourceFilters[j]) {
|
|
okToFilterCats = true;
|
|
break;
|
|
}
|
|
}
|
|
if(okToFilterCats) {
|
|
for(j=0; j<categoryFiltersLen; j++) {
|
|
if(category == this._categoryFilters[j]) {
|
|
okToPrint = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if(okToPrint) {
|
|
msg = this.formatMsg(entry);
|
|
if (typeof msg === 'string') {
|
|
msgHTML[msgHTML.length] = msg;
|
|
} else {
|
|
df.insertBefore(msg, this.newestOnTop ?
|
|
df.firstChild || null : null);
|
|
}
|
|
this._consoleMsgCount++;
|
|
this._lastTime = entry.time.getTime();
|
|
}
|
|
}
|
|
|
|
if (msgHTML.length) {
|
|
msgHTML.splice(0,0,this._elConsole.innerHTML);
|
|
this._elConsole.innerHTML = this.newestOnTop ?
|
|
msgHTML.reverse().join('') :
|
|
msgHTML.join('');
|
|
} else if (df.firstChild) {
|
|
this._elConsole.insertBefore(df, this.newestOnTop ?
|
|
this._elConsole.firstChild || null : null);
|
|
}
|
|
},
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Private event handlers
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
/**
|
|
* Handles Logger's categoryCreateEvent.
|
|
*
|
|
* @method _onCategoryCreate
|
|
* @param sType {String} The event.
|
|
* @param aArgs {Object[]} Data passed from event firer.
|
|
* @param oSelf {Object} The LogReader instance.
|
|
* @private
|
|
*/
|
|
_onCategoryCreate : function(sType, aArgs, oSelf) {
|
|
var category = aArgs[0];
|
|
|
|
// Add category to the internal array of filters
|
|
oSelf._categoryFilters.push(category);
|
|
|
|
if(oSelf._elFt) {
|
|
oSelf._createCategoryCheckbox(category);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Handles Logger's sourceCreateEvent.
|
|
*
|
|
* @method _onSourceCreate
|
|
* @param sType {String} The event.
|
|
* @param aArgs {Object[]} Data passed from event firer.
|
|
* @param oSelf {Object} The LogReader instance.
|
|
* @private
|
|
*/
|
|
_onSourceCreate : function(sType, aArgs, oSelf) {
|
|
var source = aArgs[0];
|
|
|
|
// Add source to the internal array of filters
|
|
oSelf._sourceFilters.push(source);
|
|
|
|
if(oSelf._elFt) {
|
|
oSelf._createSourceCheckbox(source);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Handles check events on the category filter checkboxes.
|
|
*
|
|
* @method _onCheckCategory
|
|
* @param v {HTMLEvent} The click event.
|
|
* @param oSelf {Object} The LogReader instance.
|
|
* @private
|
|
*/
|
|
_onCheckCategory : function(v, oSelf) {
|
|
var category = this.category;
|
|
if(!this.checked) {
|
|
oSelf.hideCategory(category);
|
|
}
|
|
else {
|
|
oSelf.showCategory(category);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Handles check events on the category filter checkboxes.
|
|
*
|
|
* @method _onCheckSource
|
|
* @param v {HTMLEvent} The click event.
|
|
* @param oSelf {Object} The LogReader instance.
|
|
* @private
|
|
*/
|
|
_onCheckSource : function(v, oSelf) {
|
|
var source = this.source;
|
|
if(!this.checked) {
|
|
oSelf.hideSource(source);
|
|
}
|
|
else {
|
|
oSelf.showSource(source);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Handles click events on the collapse button.
|
|
*
|
|
* @method _onClickCollapseBtn
|
|
* @param v {HTMLEvent} The click event.
|
|
* @param oSelf {Object} The LogReader instance
|
|
* @private
|
|
*/
|
|
_onClickCollapseBtn : function(v, oSelf) {
|
|
if(!oSelf.isCollapsed) {
|
|
oSelf.collapse();
|
|
}
|
|
else {
|
|
oSelf.expand();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Handles click events on the pause button.
|
|
*
|
|
* @method _onClickPauseBtn
|
|
* @param v {HTMLEvent} The click event.
|
|
* @param oSelf {Object} The LogReader instance.
|
|
* @private
|
|
*/
|
|
_onClickPauseBtn : function(v, oSelf) {
|
|
if(!oSelf.isPaused) {
|
|
oSelf.pause();
|
|
}
|
|
else {
|
|
oSelf.resume();
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Handles click events on the clear button.
|
|
*
|
|
* @method _onClickClearBtn
|
|
* @param v {HTMLEvent} The click event.
|
|
* @param oSelf {Object} The LogReader instance.
|
|
* @private
|
|
*/
|
|
_onClickClearBtn : function(v, oSelf) {
|
|
oSelf.clearConsole();
|
|
},
|
|
|
|
/**
|
|
* Handles Logger's newLogEvent.
|
|
*
|
|
* @method _onNewLog
|
|
* @param sType {String} The event.
|
|
* @param aArgs {Object[]} Data passed from event firer.
|
|
* @param oSelf {Object} The LogReader instance.
|
|
* @private
|
|
*/
|
|
_onNewLog : function(sType, aArgs, oSelf) {
|
|
var logEntry = aArgs[0];
|
|
oSelf._buffer.push(logEntry);
|
|
|
|
if (oSelf.logReaderEnabled === true && oSelf._timeout === null) {
|
|
oSelf._timeout = setTimeout(function(){oSelf._printBuffer();}, oSelf.outputBuffer);
|
|
}
|
|
},
|
|
|
|
/**
|
|
* Handles Logger's resetEvent.
|
|
*
|
|
* @method _onReset
|
|
* @param sType {String} The event.
|
|
* @param aArgs {Object[]} Data passed from event firer.
|
|
* @param oSelf {Object} The LogReader instance.
|
|
* @private
|
|
*/
|
|
_onReset : function(sType, aArgs, oSelf) {
|
|
oSelf._filterLogs();
|
|
}
|
|
};
|
|
|
|
/**
|
|
* The Logger widget provides a simple way to read or write log messages in
|
|
* JavaScript code. Integration with the YUI Library's debug builds allow
|
|
* implementers to access under-the-hood events, errors, and debugging messages.
|
|
* Output may be read through a LogReader console and/or output to a browser
|
|
* console.
|
|
*
|
|
* @module logger
|
|
* @requires yahoo, event, dom
|
|
* @optional dragdrop
|
|
* @namespace YAHOO.widget
|
|
* @title Logger Widget
|
|
*/
|
|
|
|
/****************************************************************************/
|
|
/****************************************************************************/
|
|
/****************************************************************************/
|
|
|
|
// Define once
|
|
if(!YAHOO.widget.Logger) {
|
|
/**
|
|
* The singleton Logger class provides core log management functionality. Saves
|
|
* logs written through the global YAHOO.log function or written by a LogWriter
|
|
* instance. Provides access to logs for reading by a LogReader instance or
|
|
* native browser console such as the Firebug extension to Firefox or Safari's
|
|
* JavaScript console through integration with the console.log() method.
|
|
*
|
|
* @class Logger
|
|
* @static
|
|
*/
|
|
YAHOO.widget.Logger = {
|
|
// Initialize properties
|
|
loggerEnabled: true,
|
|
_browserConsoleEnabled: false,
|
|
categories: ["info","warn","error","time","window"],
|
|
sources: ["global"],
|
|
_stack: [], // holds all log msgs
|
|
maxStackEntries: 2500,
|
|
_startTime: new Date().getTime(), // static start timestamp
|
|
_lastTime: null, // timestamp of last logged message
|
|
_windowErrorsHandled: false,
|
|
_origOnWindowError: null
|
|
};
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Public properties
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
/**
|
|
* True if Logger is enabled, false otherwise.
|
|
*
|
|
* @property loggerEnabled
|
|
* @type Boolean
|
|
* @static
|
|
* @default true
|
|
*/
|
|
|
|
/**
|
|
* Array of categories.
|
|
*
|
|
* @property categories
|
|
* @type String[]
|
|
* @static
|
|
* @default ["info","warn","error","time","window"]
|
|
*/
|
|
|
|
/**
|
|
* Array of sources.
|
|
*
|
|
* @property sources
|
|
* @type String[]
|
|
* @static
|
|
* @default ["global"]
|
|
*/
|
|
|
|
/**
|
|
* Upper limit on size of internal stack.
|
|
*
|
|
* @property maxStackEntries
|
|
* @type Number
|
|
* @static
|
|
* @default 2500
|
|
*/
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Private properties
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
/**
|
|
* Internal property to track whether output to browser console is enabled.
|
|
*
|
|
* @property _browserConsoleEnabled
|
|
* @type Boolean
|
|
* @static
|
|
* @default false
|
|
* @private
|
|
*/
|
|
|
|
/**
|
|
* Array to hold all log messages.
|
|
*
|
|
* @property _stack
|
|
* @type Array
|
|
* @static
|
|
* @private
|
|
*/
|
|
/**
|
|
* Static timestamp of Logger initialization.
|
|
*
|
|
* @property _startTime
|
|
* @type Date
|
|
* @static
|
|
* @private
|
|
*/
|
|
/**
|
|
* Timestamp of last logged message.
|
|
*
|
|
* @property _lastTime
|
|
* @type Date
|
|
* @static
|
|
* @private
|
|
*/
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Public methods
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
/**
|
|
* Saves a log message to the stack and fires newLogEvent. If the log message is
|
|
* assigned to an unknown category, creates a new category. If the log message is
|
|
* from an unknown source, creates a new source. If browser console is enabled,
|
|
* outputs the log message to browser console.
|
|
*
|
|
* @method log
|
|
* @param sMsg {String} The log message.
|
|
* @param sCategory {String} Category of log message, or null.
|
|
* @param sSource {String} Source of LogWriter, or null if global.
|
|
*/
|
|
YAHOO.widget.Logger.log = function(sMsg, sCategory, sSource) {
|
|
if(this.loggerEnabled) {
|
|
if(!sCategory) {
|
|
sCategory = "info"; // default category
|
|
}
|
|
else {
|
|
sCategory = sCategory.toLocaleLowerCase();
|
|
if(this._isNewCategory(sCategory)) {
|
|
this._createNewCategory(sCategory);
|
|
}
|
|
}
|
|
var sClass = "global"; // default source
|
|
var sDetail = null;
|
|
if(sSource) {
|
|
var spaceIndex = sSource.indexOf(" ");
|
|
if(spaceIndex > 0) {
|
|
// Substring until first space
|
|
sClass = sSource.substring(0,spaceIndex);
|
|
// The rest of the source
|
|
sDetail = sSource.substring(spaceIndex,sSource.length);
|
|
}
|
|
else {
|
|
sClass = sSource;
|
|
}
|
|
if(this._isNewSource(sClass)) {
|
|
this._createNewSource(sClass);
|
|
}
|
|
}
|
|
|
|
var timestamp = new Date();
|
|
var logEntry = new YAHOO.widget.LogMsg({
|
|
msg: sMsg,
|
|
time: timestamp,
|
|
category: sCategory,
|
|
source: sClass,
|
|
sourceDetail: sDetail
|
|
});
|
|
|
|
var stack = this._stack;
|
|
var maxStackEntries = this.maxStackEntries;
|
|
if(maxStackEntries && !isNaN(maxStackEntries) &&
|
|
(stack.length >= maxStackEntries)) {
|
|
stack.shift();
|
|
}
|
|
stack.push(logEntry);
|
|
this.newLogEvent.fire(logEntry);
|
|
|
|
if(this._browserConsoleEnabled) {
|
|
this._printToBrowserConsole(logEntry);
|
|
}
|
|
return true;
|
|
}
|
|
else {
|
|
return false;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Resets internal stack and startTime, enables Logger, and fires logResetEvent.
|
|
*
|
|
* @method reset
|
|
*/
|
|
YAHOO.widget.Logger.reset = function() {
|
|
this._stack = [];
|
|
this._startTime = new Date().getTime();
|
|
this.loggerEnabled = true;
|
|
this.log("Logger reset");
|
|
this.logResetEvent.fire();
|
|
};
|
|
|
|
/**
|
|
* Public accessor to internal stack of log message objects.
|
|
*
|
|
* @method getStack
|
|
* @return {Object[]} Array of log message objects.
|
|
*/
|
|
YAHOO.widget.Logger.getStack = function() {
|
|
return this._stack;
|
|
};
|
|
|
|
/**
|
|
* Public accessor to internal start time.
|
|
*
|
|
* @method getStartTime
|
|
* @return {Date} Internal date of when Logger singleton was initialized.
|
|
*/
|
|
YAHOO.widget.Logger.getStartTime = function() {
|
|
return this._startTime;
|
|
};
|
|
|
|
/**
|
|
* Disables output to the browser's global console.log() function, which is used
|
|
* by the Firebug extension to Firefox as well as Safari.
|
|
*
|
|
* @method disableBrowserConsole
|
|
*/
|
|
YAHOO.widget.Logger.disableBrowserConsole = function() {
|
|
YAHOO.log("Logger output to the function console.log() has been disabled.");
|
|
this._browserConsoleEnabled = false;
|
|
};
|
|
|
|
/**
|
|
* Enables output to the browser's global console.log() function, which is used
|
|
* by the Firebug extension to Firefox as well as Safari.
|
|
*
|
|
* @method enableBrowserConsole
|
|
*/
|
|
YAHOO.widget.Logger.enableBrowserConsole = function() {
|
|
this._browserConsoleEnabled = true;
|
|
YAHOO.log("Logger output to the function console.log() has been enabled.");
|
|
};
|
|
|
|
/**
|
|
* Surpresses native JavaScript errors and outputs to console. By default,
|
|
* Logger does not handle JavaScript window error events.
|
|
* NB: Not all browsers support the window.onerror event.
|
|
*
|
|
* @method handleWindowErrors
|
|
*/
|
|
YAHOO.widget.Logger.handleWindowErrors = function() {
|
|
if(!YAHOO.widget.Logger._windowErrorsHandled) {
|
|
// Save any previously defined handler to call
|
|
if(window.error) {
|
|
YAHOO.widget.Logger._origOnWindowError = window.onerror;
|
|
}
|
|
window.onerror = YAHOO.widget.Logger._onWindowError;
|
|
YAHOO.widget.Logger._windowErrorsHandled = true;
|
|
YAHOO.log("Logger handling of window.onerror has been enabled.");
|
|
}
|
|
else {
|
|
YAHOO.log("Logger handling of window.onerror had already been enabled.");
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Unsurpresses native JavaScript errors. By default,
|
|
* Logger does not handle JavaScript window error events.
|
|
* NB: Not all browsers support the window.onerror event.
|
|
*
|
|
* @method unhandleWindowErrors
|
|
*/
|
|
YAHOO.widget.Logger.unhandleWindowErrors = function() {
|
|
if(YAHOO.widget.Logger._windowErrorsHandled) {
|
|
// Revert to any previously defined handler to call
|
|
if(YAHOO.widget.Logger._origOnWindowError) {
|
|
window.onerror = YAHOO.widget.Logger._origOnWindowError;
|
|
YAHOO.widget.Logger._origOnWindowError = null;
|
|
}
|
|
else {
|
|
window.onerror = null;
|
|
}
|
|
YAHOO.widget.Logger._windowErrorsHandled = false;
|
|
YAHOO.log("Logger handling of window.onerror has been disabled.");
|
|
}
|
|
else {
|
|
YAHOO.log("Logger handling of window.onerror had already been disabled.");
|
|
}
|
|
};
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Public events
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
/**
|
|
* Fired when a new category has been created.
|
|
*
|
|
* @event categoryCreateEvent
|
|
* @param sCategory {String} Category name.
|
|
*/
|
|
YAHOO.widget.Logger.categoryCreateEvent =
|
|
new YAHOO.util.CustomEvent("categoryCreate", this, true);
|
|
|
|
/**
|
|
* Fired when a new source has been named.
|
|
*
|
|
* @event sourceCreateEvent
|
|
* @param sSource {String} Source name.
|
|
*/
|
|
YAHOO.widget.Logger.sourceCreateEvent =
|
|
new YAHOO.util.CustomEvent("sourceCreate", this, true);
|
|
|
|
/**
|
|
* Fired when a new log message has been created.
|
|
*
|
|
* @event newLogEvent
|
|
* @param sMsg {String} Log message.
|
|
*/
|
|
YAHOO.widget.Logger.newLogEvent = new YAHOO.util.CustomEvent("newLog", this, true);
|
|
|
|
/**
|
|
* Fired when the Logger has been reset has been created.
|
|
*
|
|
* @event logResetEvent
|
|
*/
|
|
YAHOO.widget.Logger.logResetEvent = new YAHOO.util.CustomEvent("logReset", this, true);
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Private methods
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
/**
|
|
* Creates a new category of log messages and fires categoryCreateEvent.
|
|
*
|
|
* @method _createNewCategory
|
|
* @param sCategory {String} Category name.
|
|
* @private
|
|
*/
|
|
YAHOO.widget.Logger._createNewCategory = function(sCategory) {
|
|
this.categories.push(sCategory);
|
|
this.categoryCreateEvent.fire(sCategory);
|
|
};
|
|
|
|
/**
|
|
* Checks to see if a category has already been created.
|
|
*
|
|
* @method _isNewCategory
|
|
* @param sCategory {String} Category name.
|
|
* @return {Boolean} Returns true if category is unknown, else returns false.
|
|
* @private
|
|
*/
|
|
YAHOO.widget.Logger._isNewCategory = function(sCategory) {
|
|
for(var i=0; i < this.categories.length; i++) {
|
|
if(sCategory == this.categories[i]) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
};
|
|
|
|
/**
|
|
* Creates a new source of log messages and fires sourceCreateEvent.
|
|
*
|
|
* @method _createNewSource
|
|
* @param sSource {String} Source name.
|
|
* @private
|
|
*/
|
|
YAHOO.widget.Logger._createNewSource = function(sSource) {
|
|
this.sources.push(sSource);
|
|
this.sourceCreateEvent.fire(sSource);
|
|
};
|
|
|
|
/**
|
|
* Checks to see if a source already exists.
|
|
*
|
|
* @method _isNewSource
|
|
* @param sSource {String} Source name.
|
|
* @return {Boolean} Returns true if source is unknown, else returns false.
|
|
* @private
|
|
*/
|
|
YAHOO.widget.Logger._isNewSource = function(sSource) {
|
|
if(sSource) {
|
|
for(var i=0; i < this.sources.length; i++) {
|
|
if(sSource == this.sources[i]) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
};
|
|
|
|
/**
|
|
* Outputs a log message to global console.log() function.
|
|
*
|
|
* @method _printToBrowserConsole
|
|
* @param oEntry {Object} Log entry object.
|
|
* @private
|
|
*/
|
|
YAHOO.widget.Logger._printToBrowserConsole = function(oEntry) {
|
|
if(window.console && console.log) {
|
|
var category = oEntry.category;
|
|
var label = oEntry.category.substring(0,4).toUpperCase();
|
|
|
|
var time = oEntry.time;
|
|
var localTime;
|
|
if (time.toLocaleTimeString) {
|
|
localTime = time.toLocaleTimeString();
|
|
}
|
|
else {
|
|
localTime = time.toString();
|
|
}
|
|
|
|
var msecs = time.getTime();
|
|
var elapsedTime = (YAHOO.widget.Logger._lastTime) ?
|
|
(msecs - YAHOO.widget.Logger._lastTime) : 0;
|
|
YAHOO.widget.Logger._lastTime = msecs;
|
|
|
|
var output =
|
|
localTime + " (" +
|
|
elapsedTime + "ms): " +
|
|
oEntry.source + ": ";
|
|
|
|
// for bug 1987607
|
|
if (YAHOO.env.ua.webkit) {
|
|
output += oEntry.msg;
|
|
}
|
|
|
|
console.log(output, oEntry.msg);
|
|
}
|
|
};
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// Private event handlers
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
/**
|
|
* Handles logging of messages due to window error events.
|
|
*
|
|
* @method _onWindowError
|
|
* @param sMsg {String} The error message.
|
|
* @param sUrl {String} URL of the error.
|
|
* @param sLine {String} Line number of the error.
|
|
* @private
|
|
*/
|
|
YAHOO.widget.Logger._onWindowError = function(sMsg,sUrl,sLine) {
|
|
// Logger is not in scope of this event handler
|
|
try {
|
|
YAHOO.widget.Logger.log(sMsg+' ('+sUrl+', line '+sLine+')', "window");
|
|
if(YAHOO.widget.Logger._origOnWindowError) {
|
|
YAHOO.widget.Logger._origOnWindowError();
|
|
}
|
|
}
|
|
catch(e) {
|
|
return false;
|
|
}
|
|
};
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// First log
|
|
//
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
YAHOO.widget.Logger.log("Logger initialized");
|
|
}
|
|
|
|
|
|
YAHOO.register("logger", YAHOO.widget.Logger, {version: "2.7.0", build: "1799"});
|