public function testMaskSetting()
{
if (DS === '\\') {
$this->markTestSkipped('File permission testing does not work on Windows.');
}
$path = TMP . 'tests' . DS;
$this->_deleteLogs($path);
$log = new FileLog(array('path' => $path, 'mask' => 0666));
$log->log('warning', 'Test warning one');
$result = substr(sprintf('%o', fileperms($path . 'error.log')), -4);
$expected = '0666';
$this->assertEquals($expected, $result);
unlink($path . 'error.log');
$log = new FileLog(array('path' => $path, 'mask' => 0644));
$log->log('warning', 'Test warning two');
$result = substr(sprintf('%o', fileperms($path . 'error.log')), -4);
$expected = '0644';
$this->assertEquals($expected, $result);
unlink($path . 'error.log');
$log = new FileLog(array('path' => $path, 'mask' => 0640));
$log->log('warning', 'Test warning three');
$result = substr(sprintf('%o', fileperms($path . 'error.log')), -4);
$expected = '0640';
$this->assertEquals($expected, $result);
unlink($path . 'error.log');
}
/**
* Implements writing to log files.
*
* Each time that is called, it writes the normal log (using the
* `FileLog::log` method) and a serialized copy of the log.
* For example, if the log is `error.log`, the serialized log will be
* `error_serialized.log`.
* @param string $level The severity level of the message being written.
* See Cake\Log\Log::$_levels for list of possible levels.
* @param string $message The message you want to log.
* @param array $context Additional information about the logged message
* @return bool success of write
* @uses _getLogAsArray()
*/
public function log($level, $message, array $context = [])
{
//First of all, it normally writes log
parent::log($level, $message, $context);
//Now, it writes the serialized log
$message = $this->_format(trim($message), $context);
$filename = $this->_getFilename($level);
//It sets a new filename, adding the `_serialized` suffix
//For example, if the log is `error.log`, the serialized log will be `error_serialized.log`
$filename = sprintf('%s_serialized.log', pathinfo($filename, PATHINFO_FILENAME));
if (!empty($this->_size)) {
$this->_rotateFile($filename);
}
$pathname = $this->_path . $filename;
$mask = $this->_config['mask'];
//Gets the content of the existing logs and unserializes
if (is_readable($pathname)) {
$logs = unserialize(file_get_contents($pathname));
}
if (empty($logs) || !is_array($logs)) {
$logs = [];
}
//Adds the current log at the beginning
array_unshift($logs, (object) $this->_getLogAsArray($level, $message));
//Serializes logs
$output = serialize($logs);
if (empty($mask)) {
return file_put_contents($pathname, $output);
}
$exists = file_exists($pathname);
$result = file_put_contents($pathname, $output);
static $selfError = false;
if (!$selfError && !$exists && !chmod($pathname, (int) $mask)) {
$selfError = true;
trigger_error(vsprintf('Could not apply permission mask "%s" on log file "%s"', [$mask, $pathname]), E_USER_WARNING);
$selfError = false;
}
return $result;
}