/**
* Rotate log file if size specified in config is reached.
* Also if `rotate` count is reached oldest file is removed.
*
* @return mixed True if rotated successfully or false in case of error.
* Void if file doesn't need to be rotated.
*/
protected function _rotateLines()
{
$filepath = $this->_path . $this->_file;
$file = new File($filepath);
$fileContent = $file->read();
$fileLines = explode(PHP_EOL, $fileContent);
if (!$file->exists() and count($fileLines) < $this->_maxLine) {
return;
}
while (count($fileLines) >= $this->_maxLine) {
array_shift($fileLines);
}
return $file->write(implode(PHP_EOL, $fileLines));
}
/**
* Setup for display or download the given file.
*
* If $_SERVER['HTTP_RANGE'] is set a slice of the file will be
* returned instead of the entire file.
*
* ### Options keys
*
* - name: Alternate download name
* - download: If `true` sets download header and forces file to be downloaded rather than displayed in browser
*
* @param string $path Path to file.
* @param array $options Options See above.
* @return void
* @throws NotFoundException
*/
public function file($path, array $options = [])
{
$options += ['name' => null, 'download' => null];
if (strpos($path, '../') !== false || strpos($path, '..\\') !== false) {
throw new NotFoundException('The requested file contains `..` and will not be read.');
}
$file = new File($path);
if (!$file->exists() || !$file->readable()) {
if (Configure::read('debug')) {
throw new NotFoundException(sprintf('The requested file %s was not found or not readable', $path));
}
throw new NotFoundException('The requested file was not found');
}
$extension = strtolower($file->extension());
$download = $options['download'];
if ((!$extension || $this->contentType($extension) === false) && $download === null) {
$download = true;
}
$fileSize = $file->size();
if ($download) {
if ($options['name'] === null) {
$name = $file->name;
} else {
$name = $options['name'];
}
$this->header('Content-Disposition', 'attachment; filename="' . $name . '"');
$this->header('Content-Transfer-Encoding', 'binary');
}
$this->header('Accept-Ranges', 'bytes');
$this->header('Content-Length', $fileSize);
ob_get_clean();
$this->_file = $file;
}
/**
* testCreate method
*
* @return void
*/
public function testCreate()
{
$tmpFile = sys_get_temp_dir() . DIRECTORY_SEPARATOR . 'tests/coretyson.file.test.tmp';
$file = new File($tmpFile, true, 0777);
$this->assertTrue($file->exists());
$this->assertFileExists($tmpFile);
$file->delete();
$file = new File($tmpFile, false, 0777);
$file->create();
$this->assertTrue($file->exists());
$this->assertFileExists($tmpFile);
}
