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/***
MochiKit.Logging 1.5
See <http://mochikit.com/> for documentation, downloads, license, etc.
(c) 2005 Bob Ippolito. All rights Reserved.
***/
MochiKit.Base.module(MochiKit, 'Logging', '1.5', ['Base']);
/** @id MochiKit.Logging.LogMessage */
MochiKit.Logging.LogMessage = function (num, level, info) {
this.num = num;
this.level = level;
this.info = info;
this.timestamp = new Date();
};
MochiKit.Logging.LogMessage.prototype = {
/** @id MochiKit.Logging.LogMessage.prototype.repr */
repr: function () {
var m = MochiKit.Base;
return 'LogMessage(' +
m.map(
m.repr,
[this.num, this.level, this.info]
).join(', ') + ')';
},
/** @id MochiKit.Logging.LogMessage.prototype.toString */
toString: MochiKit.Base.forwardCall("repr")
};
MochiKit.Base.update(MochiKit.Logging, {
/** @id MochiKit.Logging.logLevelAtLeast */
logLevelAtLeast: function (minLevel) {
var self = MochiKit.Logging;
if (typeof(minLevel) == 'string') {
minLevel = self.LogLevel[minLevel];
}
return function (msg) {
var msgLevel = msg.level;
if (typeof(msgLevel) == 'string') {
msgLevel = self.LogLevel[msgLevel];
}
return msgLevel >= minLevel;
};
},
/** @id MochiKit.Logging.isLogMessage */
isLogMessage: function (/* ... */) {
var LogMessage = MochiKit.Logging.LogMessage;
for (var i = 0; i < arguments.length; i++) {
if (!(arguments[i] instanceof LogMessage)) {
return false;
}
}
return true;
},
/** @id MochiKit.Logging.compareLogMessage */
compareLogMessage: function (a, b) {
return MochiKit.Base.compare([a.level, a.info], [b.level, b.info]);
},
/** @id MochiKit.Logging.alertListener */
alertListener: function (msg) {
alert(
"num: " + msg.num +
"\nlevel: " + msg.level +
"\ninfo: " + msg.info.join(" ")
);
}
});
/** @id MochiKit.Logging.Logger */
MochiKit.Logging.Logger = function (/* optional */maxSize) {
this.counter = 0;
if (typeof(maxSize) == 'undefined' || maxSize === null) {
maxSize = -1;
}
this.maxSize = maxSize;
this._messages = [];
this.listeners = {};
this.useNativeConsole = false;
};
MochiKit.Logging.Logger.prototype = {
/** @id MochiKit.Logging.Logger.prototype.clear */
clear: function () {
this._messages.splice(0, this._messages.length);
},
/** @id MochiKit.Logging.Logger.prototype.logToConsole */
logToConsole: function (msg) {
if (typeof(window) != "undefined" && window.console
&& window.console.log) {
// Safari and FireBug 0.4
// Percent replacement is a workaround for cute Safari crashing bug
window.console.log(msg.replace(/%/g, '\uFF05'));
} else if (typeof(opera) != "undefined" && opera.postError) {
// Opera
opera.postError(msg);
} else if (typeof(Debug) != "undefined" && Debug.writeln) {
// IE Web Development Helper (?)
// http://www.nikhilk.net/Entry.aspx?id=93
Debug.writeln(msg);
} else if (typeof(debug) != "undefined" && debug.trace) {
// Atlas framework (?)
// http://www.nikhilk.net/Entry.aspx?id=93
debug.trace(msg);
}
},
/** @id MochiKit.Logging.Logger.prototype.dispatchListeners */
dispatchListeners: function (msg) {
for (var k in this.listeners) {
var pair = this.listeners[k];
if (pair.ident != k || (pair[0] && !pair[0](msg))) {
continue;
}
pair[1](msg);
}
},
/** @id MochiKit.Logging.Logger.prototype.addListener */
addListener: function (ident, filter, listener) {
if (typeof(filter) == 'string') {
filter = MochiKit.Logging.logLevelAtLeast(filter);
}
var entry = [filter, listener];
entry.ident = ident;
this.listeners[ident] = entry;
},
/** @id MochiKit.Logging.Logger.prototype.removeListener */
removeListener: function (ident) {
delete this.listeners[ident];
},
/** @id MochiKit.Logging.Logger.prototype.baseLog */
baseLog: function (level, message/*, ...*/) {
if (typeof(level) == "number") {
if (level >= MochiKit.Logging.LogLevel.FATAL) {
level = 'FATAL';
} else if (level >= MochiKit.Logging.LogLevel.ERROR) {
level = 'ERROR';
} else if (level >= MochiKit.Logging.LogLevel.WARNING) {
level = 'WARNING';
} else if (level >= MochiKit.Logging.LogLevel.INFO) {
level = 'INFO';
} else {
level = 'DEBUG';
}
}
var msg = new MochiKit.Logging.LogMessage(
this.counter,
level,
MochiKit.Base.extend(null, arguments, 1)
);
this._messages.push(msg);
this.dispatchListeners(msg);
if (this.useNativeConsole) {
this.logToConsole(msg.level + ": " + msg.info.join(" "));
}
this.counter += 1;
while (this.maxSize >= 0 && this._messages.length > this.maxSize) {
this._messages.shift();
}
},
/** @id MochiKit.Logging.Logger.prototype.getMessages */
getMessages: function (howMany) {
var firstMsg = 0;
if (!(typeof(howMany) == 'undefined' || howMany === null)) {
firstMsg = Math.max(0, this._messages.length - howMany);
}
return this._messages.slice(firstMsg);
},
/** @id MochiKit.Logging.Logger.prototype.getMessageText */
getMessageText: function (howMany) {
if (typeof(howMany) == 'undefined' || howMany === null) {
howMany = 30;
}
var messages = this.getMessages(howMany);
if (messages.length) {
var lst = MochiKit.Base.map(function (m) {
return '\n [' + m.num + '] ' + m.level + ': ' + m.info.join(' ');
}, messages);
lst.unshift('LAST ' + messages.length + ' MESSAGES:');
return lst.join('');
}
return '';
},
/** @id MochiKit.Logging.Logger.prototype.debuggingBookmarklet */
debuggingBookmarklet: function (inline) {
if (typeof(MochiKit.LoggingPane) == "undefined") {
alert(this.getMessageText());
} else {
MochiKit.LoggingPane.createLoggingPane(inline || false);
}
}
};
MochiKit.Logging.__new__ = function () {
this.LogLevel = {
ERROR: 40,
FATAL: 50,
WARNING: 30,
INFO: 20,
DEBUG: 10
};
var m = MochiKit.Base;
m.registerComparator("LogMessage",
this.isLogMessage,
this.compareLogMessage
);
var partial = m.partial;
var Logger = this.Logger;
var baseLog = Logger.prototype.baseLog;
m.update(this.Logger.prototype, {
debug: partial(baseLog, 'DEBUG'),
log: partial(baseLog, 'INFO'),
error: partial(baseLog, 'ERROR'),
fatal: partial(baseLog, 'FATAL'),
warning: partial(baseLog, 'WARNING')
});
// indirectly find logger so it can be replaced
var self = this;
var connectLog = function (name) {
return function () {
self.logger[name].apply(self.logger, arguments);
};
};
/** @id MochiKit.Logging.log */
this.log = connectLog('log');
/** @id MochiKit.Logging.logError */
this.logError = connectLog('error');
/** @id MochiKit.Logging.logDebug */
this.logDebug = connectLog('debug');
/** @id MochiKit.Logging.logFatal */
this.logFatal = connectLog('fatal');
/** @id MochiKit.Logging.logWarning */
this.logWarning = connectLog('warning');
this.logger = new Logger();
this.logger.useNativeConsole = true;
m.nameFunctions(this);
};
MochiKit.Logging.__new__();
MochiKit.Base._exportSymbols(this, MochiKit.Logging);
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