Class Logger

A logger service, which is inspired by Monolog

Wei\Base

Extended by

Wei\Logger

Namespace: Wei
Author: Twin Huang twinhuang@qq.com
Link: https://github.com/Seldaek/monolog
Located at Logger.php

Methods summary
`public boolean`	# `log( mixed $level, string $message, array $context = array() )` Logs with an arbitrary level Logs with an arbitrary level Parameters `$level` `$message` `$context` Returns boolean Whether the log record has been handled
`protected boolean`	# `writeLog( string $level, string $message, array $context )` Write the log message Write the log message Parameters `$level` `$message` `$context` Returns boolean
`protected string`	# `formatLog( string $level, string $message, array $context = array() )` Format the log message Format the log message Parameters `$level` `$message` `$context` Returns string
`public boolean`	# `__invoke( mixed $level, string $message, array $context = array() )` Logs with an arbitrary level Logs with an arbitrary level Parameters `$level` `$message` `$context` Returns boolean
`public boolean`	# `emergency( string $message, array $context = array() )` System is unusable. System is unusable. Parameters `$message` `$context` Returns boolean
`public boolean`	# `alert( string $message, array $context = array() )` Action must be taken immediately. Action must be taken immediately. Example: Entire website down, database unavailable, etc. This should trigger the SMS alerts and wake you up. Parameters `$message` `$context` Returns boolean
`public boolean`	# `critical( string $message, array $context = array() )` Critical conditions. Critical conditions. Example: Application component unavailable, unexpected exception. Parameters `$message` `$context` Returns boolean
`public boolean`	# `error( string $message, array $context = array() )` Runtime errors that do not require immediate action but should typically be logged and monitored. Runtime errors that do not require immediate action but should typically be logged and monitored. Parameters `$message` `$context` Returns boolean
`public boolean`	# `warning( string $message, array $context = array() )` Exceptional occurrences that are not errors. Exceptional occurrences that are not errors. Example: Use of deprecated APIs, poor use of an API, undesirable things that are not necessarily wrong. Parameters `$message` `$context` Returns boolean
`public boolean`	# `notice( string $message, array $context = array() )` Normal but significant events. Normal but significant events. Parameters `$message` `$context` Returns boolean
`public boolean`	# `info( string $message, array $context = array() )` Interesting events. Interesting events. Example: User logs in, SQL logs. Parameters `$message` `$context` Returns boolean
`public boolean`	# `debug( string $message, array $context = array() )` Detailed debug information. Detailed debug information. Parameters `$message` `$context` Returns boolean
`public string`	# `getFile( )` Get log file Get log file Returns string Throws RuntimeException When unable to create logging directory
`public Wei\Logger`	# `setLevel( string $level )` Set default log level Set default log level Parameters `$level` Returns `Wei\Logger`
`public Wei\Logger`	# `setHandledLevel( integer $handledLevel )` Set handled level Set handled level Parameters `$handledLevel` The handled level Returns `Wei\Logger`
`public`	# `setContext( array\|string $name, mixed $value = null )` Add one or multi item for log message Add one or multi item for log message Parameters `$name` `$value` Returns $this
`public Wei\Logger`	# `clean( )` Clear up all log file Clear up all log file Returns `Wei\Logger`
`protected`	# `close( )` Close the file handle and reset to null Close the file handle and reset to null
`public`	# `__destruct( )` Destructor Destructor

Methods inherited from Wei\Base
`__call(), __construct(), __get(), getOption(), setOption()`

Properties summary
`protected string`	`$namespace` The name of channel The name of channel	# `''`
`protected string`	`$level` The default level for log record which level is not specified The default level for log record which level is not specified	# `'debug'`
`protected string`	`$handledLevel` The lowest level to be handled The lowest level to be handled	# `'debug'`
`protected array`	`$levels` The log levels and priorities The log levels and priorities	# `array( 'debug' => 100, 'info' => 200, 'notice' => 250, 'warning' => 300, 'error' => 400, 'critical' => 500, 'alert' => 550, 'emergency' => 600 )`
`protected string`	`$format` The format for log message The format for log message	# `"[%datetime%] %level%: %message%\n"`
`protected string`	`$dateFormat` The date format for log message The date format for log message	# `'H:i:s'`
`protected null\|string`	`$file` The log file name, if specify this parameter, the "dir" and "fileFormat" parameters would be ignored The log file name, if specify this parameter, the "dir" and "fileFormat" parameters would be ignored	# `null`
`protected string`	`$dir` The directory to store log files The directory to store log files	# `'log'`
`protected string`	`$fileFormat` The log file name, formatted by date The log file name, formatted by date	# `'Ymd.\l\o\g'`
`protected integer`	`$fileSize` The max file size for log file, default to 128mb, set 0 to ignore this property The max file size for log file, default to 128mb, set 0 to ignore this property	# `134217728`
`protected boolean`	`$fileDetected` Whether log file's exact path has been detected, when set dir, fileFormat or fileSize options, log file should be detected again Whether log file's exact path has been detected, when set dir, fileFormat or fileSize options, log file should be detected again	# `false`
`protected array`	`$context` A key-value array that append to the log message A key-value array that append to the log message	# `array()`

Properties inherited from Wei\Base
`$providers, $wei`