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Upload File : |
<?php namespace Common\Files\Requests;
use Common\Files\Actions\GetUserSpaceUsage;
use Illuminate\Validation\Validator;
use Common\Core\BaseFormRequest;
use Common\Settings\Settings;
class UploadFileRequest extends BaseFormRequest
{
/**
* @var Settings
*/
private $settings;
/**
* @var GetUserSpaceUsage
*/
private $spaceUsage;
/**
* @param Settings $settings
* @param GetUserSpaceUsage $spaceUsage
*/
public function __construct(Settings $settings, GetUserSpaceUsage $spaceUsage)
{
$this->settings = $settings;
$this->spaceUsage = $spaceUsage;
parent::__construct();
}
/**
* Get the validation rules that apply to the request.
*
* @return array
*/
public function rules()
{
$rules = [
'file' => 'required|file',
'parentId' => 'nullable|integer|exists:file_entries,id',
'relativePath' => 'nullable|string|max:255',
];
// validate by allowed extension setting
if ($allowed = $this->settings->getJson('uploads.allowed_extensions')) {
$rules['file'] .= '|mimes:' . implode(',', $allowed);
}
// validate by max file size setting
if ($maxSize = (int) $this->settings->get('uploads.max_size')) {
// size is stored in megabytes, laravel expects kilobytes
$rules['file'] .= '|max:' . $maxSize * 1024;
}
return $rules;
}
/**
* @param Validator $validator
* @return void
*/
public function withValidator(Validator $validator)
{
$validator->after(function (Validator $validator) {
$file = $this->file('file');
$blocked = $this->settings->getJson('uploads.blocked_extensions', []);
if (in_array($file->guessExtension(), $blocked)) {
$validator->errors()->add('file', "Files of this type can't be uploaded.");
}
// check if user has enough space left to upload all files.
if ($this->spaceUsage->userIsOutOfSpace($this->file('file'))) {
$validator->errors()->add('file', __(
"You have exhausted your allowed space of :space. Delete some files or upgrade your plan.",
['space' => $this->formatBytes($this->spaceUsage->getAvailableSpace())]));
}
});
}
private function formatBytes($bytes, $precision = 2) {
$units = array('B', 'KB', 'MB', 'GB', 'TB');
$bytes = max($bytes, 0);
$pow = floor(($bytes ? log($bytes) : 0) / log(1024));
$pow = min($pow, count($units) - 1);
return round($bytes, $precision) . ' ' . $units[$pow];
}
}