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<?php |
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namespace SimpleLogger; |
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use SimpleLogger\Colours; |
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use Psr\Log\AbstractLogger; |
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class SimpleLogger extends AbstractLogger |
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{ |
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/** |
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* Configuration class object. |
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* |
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* @var object |
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*/ |
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private $configuration; |
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/** |
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* Constructor. |
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* |
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* @param object $configuration Configuration class object |
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* @return void |
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*/ |
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public function __construct(Configuration $configuration = null) |
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{ |
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$this->configuration = ($configuration instanceof Configuration) ? $configuration : new Configuration(); |
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} |
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/** |
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* Format log line output. |
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* |
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* @param string $level log level |
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* @param string $message log message |
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* @return void |
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*/ |
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final protected function formatter($level, $message, $format) |
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{ |
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$backtrace = debug_backtrace(DEBUG_BACKTRACE_IGNORE_ARGS); |
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$timestamp = date('c'); |
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$class = isset($backtrace[3]['class']) ? $backtrace[3]['class'] : ""; |
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$file = isset($backtrace[2]['file']) ? $backtrace[2]['file'] : ""; |
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$function = isset($backtrace[3]['function']) ? $backtrace[3]['function'] : ""; |
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$line = isset($backtrace[2]['line']) ? $backtrace[2]['line'] : ""; |
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$pid = getmypid(); |
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$tag = $this->configuration->getTag(); |
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$identifier = ['%t', '%c', '%f', '%F', '%l', '%L', '%p', '%m', '%T']; |
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$values = [$timestamp, $class, $function, $file, strtoupper($level), $line, $pid, $message, $tag]; |
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$format = str_replace($identifier, $values, $format); |
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return $format; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function log($level, $message, array $context = []) |
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{ |
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$stdout = fopen('php://stdout', 'w'); |
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if ($this->configuration->getLevel($level) >= $this->configuration->getVerbosity()) |
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{ |
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if ($this->configuration->getLevel($level) >= $this->configuration->getConsoleVerbosity()) |
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{ |
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$console_format = $this->configuration->getLoggerConsoleFormat(); |
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$logline = $this->formatter($level, $message, $console_format); |
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list($foreground, $background) = $this->configuration->getColours($level); |
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fwrite($stdout, Colours::setColour($logline, $foreground, $background) . PHP_EOL); |
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} |
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if (($logfile = $this->configuration->getLogfile()) !== null) |
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{ |
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if (is_writable($logfile) === false) |
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{ |
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throw new \RuntimeException("Log file {$logfile} is not writable."); |
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} |
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$file_format = $this->configuration->getLoggerFileFormat(); |
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$logline = $this->formatter($level, $message, $file_format); |
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$handle = fopen($logfile, "a+"); |
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fwrite($handle, $logline . PHP_EOL); |
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fclose($handle); |
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} |
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} |
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} |
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} |
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This check looks for function or method calls that always return null and whose return value is assigned to a variable.
The method
getObject()can return nothing but null, so it makes no sense to assign that value to a variable.The reason is most likely that a function or method is imcomplete or has been reduced for debug purposes.