/**
* Handles an uploaded file by putting it in the $targetDir.
*
* @param UploadedFile $uploadedFile File object that has been uploaded - usually taken from Request object.
* @param string $targetDir [optional] Where to (relatively to the storage root dir) put the file?
* @param array $allowed [optional] What files are allowed? If not matching then will throw exception.
* @param int $maxFileSize [optional] What is the maximum allowed file size for this file?
* @return File
*/
public function handleUploadedFile(UploadedFile $uploadedFile, $targetDir = '/', array $allowed = array(), $maxFileSize = 0)
{
array_walk($allowed, function ($ext) {
return strtolower($ext);
});
$targetDir = trim($targetDir, '/');
$targetDir = $this->path . $targetDir . (empty($targetDir) ? '' : '/');
$filenameElements = explode('.', $uploadedFile->getClientOriginalName());
$extension = array_pop($filenameElements);
$extension = strtolower($extension);
$filename = implode('.', $filenameElements);
$targetName = StringUtils::fileNameFriendly($filename . '-' . StringUtils::random() . '.' . $extension);
$targetPath = $targetDir . $targetName;
// create unique file name
while (file_exists($targetPath)) {
$targetName = StringUtils::fileNameFriendly($filename . '-' . StringUtils::random() . '.' . $extension);
$targetPath = $targetDir . $targetName;
}
// basic check for allowed type
if (!empty($allowed) && !in_array($extension, $allowed)) {
throw new FileException('The uploaded file is not of a valid type (allowed: ' . implode(', ', $allowed) . ').');
}
// basic check for max allowed size
if ($maxFileSize && $uploadedFile->getSize() > $maxFileSize) {
throw new FileException('The uploaded file is too big (max allowed size is ' . StringUtils::bytesToString($maxFileSize) . ').');
}
try {
$movedFile = $uploadedFile->move(rtrim($targetDir, '/'), $targetName);
} catch (SfFileException $e) {
// if exception thrown then convert it to our exception
throw new FileException($e->getMessage(), $e->getCode());
}
$file = $this->convertSfFileToStorageFile($movedFile);
return $file;
}
public function testGetMemoryUsage()
{
$timer = new Timer();
// fill a lot of memory
$array = array();
for ($i = 0; $i < 99999; $i++) {
$array[] = StringUtils::random(32);
}
$memory = $timer->getMemoryUsage();
$this->assertInternalType('int', $memory);
$this->assertGreaterThan(0, $memory);
}
public function testRandom()
{
$this->assertEquals(16, strlen(StringUtils::random()));
$this->assertEquals(8, strlen(StringUtils::random(8)));
$this->assertEquals(7, strlen(StringUtils::random(7, false)));
$this->assertEquals(123, strlen(StringUtils::random(123, false, true)));
$this->assertEquals(90, strlen(StringUtils::random(90, true, true)));
$this->assertEquals(1, preg_match('/([a-zA-Z0-9]+)/', StringUtils::random()));
$this->assertEquals(1, preg_match('/([a-z0-9]+)/', StringUtils::random(16, false)));
}