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Viewing File: /home/alphaedg/public_html/src/vendor/laravel/framework/src/Illuminate/Validation/Rules/File.php
<?php
namespace Illuminate\Validation\Rules;
use Illuminate\Contracts\Validation\DataAwareRule;
use Illuminate\Contracts\Validation\Rule;
use Illuminate\Contracts\Validation\ValidatorAwareRule;
use Illuminate\Support\Arr;
use Illuminate\Support\Facades\Validator;
use Illuminate\Support\Str;
use Illuminate\Support\Traits\Conditionable;
use Illuminate\Support\Traits\Macroable;
use InvalidArgumentException;
class File implements Rule, DataAwareRule, ValidatorAwareRule
{
use Conditionable, Macroable;
/**
* The MIME types that the given file should match. This array may also contain file extensions.
*
* @var array
*/
protected $allowedMimetypes = [];
/**
* The extensions that the given file should match.
*
* @var array
*/
protected $allowedExtensions = [];
/**
* The minimum size in kilobytes that the file can be.
*
* @var null|int
*/
protected $minimumFileSize = null;
/**
* The maximum size in kilobytes that the file can be.
*
* @var null|int
*/
protected $maximumFileSize = null;
/**
* An array of custom rules that will be merged into the validation rules.
*
* @var array
*/
protected $customRules = [];
/**
* The error message after validation, if any.
*
* @var array
*/
protected $messages = [];
/**
* The data under validation.
*
* @var array
*/
protected $data;
/**
* The validator performing the validation.
*
* @var \Illuminate\Validation\Validator
*/
protected $validator;
/**
* The callback that will generate the "default" version of the file rule.
*
* @var string|array|callable|null
*/
public static $defaultCallback;
/**
* Set the default callback to be used for determining the file default rules.
*
* If no arguments are passed, the default file rule configuration will be returned.
*
* @param static|callable|null $callback
* @return static|null
*/
public static function defaults($callback = null)
{
if (is_null($callback)) {
return static::default();
}
if (! is_callable($callback) && ! $callback instanceof static) {
throw new InvalidArgumentException('The given callback should be callable or an instance of '.static::class);
}
static::$defaultCallback = $callback;
}
/**
* Get the default configuration of the file rule.
*
* @return static
*/
public static function default()
{
$file = is_callable(static::$defaultCallback)
? call_user_func(static::$defaultCallback)
: static::$defaultCallback;
return $file instanceof Rule ? $file : new self();
}
/**
* Limit the uploaded file to only image types.
*
* @return ImageFile
*/
public static function image()
{
return new ImageFile();
}
/**
* Limit the uploaded file to the given MIME types or file extensions.
*
* @param string|array<int, string> $mimetypes
* @return static
*/
public static function types($mimetypes)
{
return tap(new static(), fn ($file) => $file->allowedMimetypes = (array) $mimetypes);
}
/**
* Limit the uploaded file to the given file extensions.
*
* @param string|array<int, string> $extensions
* @return $this
*/
public function extensions($extensions)
{
$this->allowedExtensions = (array) $extensions;
return $this;
}
/**
* Indicate that the uploaded file should be exactly a certain size in kilobytes.
*
* @param string|int $size
* @return $this
*/
public function size($size)
{
$this->minimumFileSize = $this->toKilobytes($size);
$this->maximumFileSize = $this->minimumFileSize;
return $this;
}
/**
* Indicate that the uploaded file should be between a minimum and maximum size in kilobytes.
*
* @param string|int $minSize
* @param string|int $maxSize
* @return $this
*/
public function between($minSize, $maxSize)
{
$this->minimumFileSize = $this->toKilobytes($minSize);
$this->maximumFileSize = $this->toKilobytes($maxSize);
return $this;
}
/**
* Indicate that the uploaded file should be no less than the given number of kilobytes.
*
* @param string|int $size
* @return $this
*/
public function min($size)
{
$this->minimumFileSize = $this->toKilobytes($size);
return $this;
}
/**
* Indicate that the uploaded file should be no more than the given number of kilobytes.
*
* @param string|int $size
* @return $this
*/
public function max($size)
{
$this->maximumFileSize = $this->toKilobytes($size);
return $this;
}
/**
* Convert a potentially human-friendly file size to kilobytes.
*
* @param string|int $size
* @return mixed
*/
protected function toKilobytes($size)
{
if (! is_string($size)) {
return $size;
}
$value = floatval($size);
return round(match (true) {
Str::endsWith($size, 'kb') => $value * 1,
Str::endsWith($size, 'mb') => $value * 1000,
Str::endsWith($size, 'gb') => $value * 1000000,
Str::endsWith($size, 'tb') => $value * 1000000000,
default => throw new InvalidArgumentException('Invalid file size suffix.'),
});
}
/**
* Specify additional validation rules that should be merged with the default rules during validation.
*
* @param string|array $rules
* @return $this
*/
public function rules($rules)
{
$this->customRules = array_merge($this->customRules, Arr::wrap($rules));
return $this;
}
/**
* Determine if the validation rule passes.
*
* @param string $attribute
* @param mixed $value
* @return bool
*/
public function passes($attribute, $value)
{
$this->messages = [];
$validator = Validator::make(
$this->data,
[$attribute => $this->buildValidationRules()],
$this->validator->customMessages,
$this->validator->customAttributes
);
if ($validator->fails()) {
return $this->fail($validator->messages()->all());
}
return true;
}
/**
* Build the array of underlying validation rules based on the current state.
*
* @return array
*/
protected function buildValidationRules()
{
$rules = ['file'];
$rules = array_merge($rules, $this->buildMimetypes());
if (! empty($this->allowedExtensions)) {
$rules[] = 'extensions:'.implode(',', array_map('strtolower', $this->allowedExtensions));
}
$rules[] = match (true) {
is_null($this->minimumFileSize) && is_null($this->maximumFileSize) => null,
is_null($this->maximumFileSize) => "min:{$this->minimumFileSize}",
is_null($this->minimumFileSize) => "max:{$this->maximumFileSize}",
$this->minimumFileSize !== $this->maximumFileSize => "between:{$this->minimumFileSize},{$this->maximumFileSize}",
default => "size:{$this->minimumFileSize}",
};
return array_merge(array_filter($rules), $this->customRules);
}
/**
* Separate the given mimetypes from extensions and return an array of correct rules to validate against.
*
* @return array
*/
protected function buildMimetypes()
{
if (count($this->allowedMimetypes) === 0) {
return [];
}
$rules = [];
$mimetypes = array_filter(
$this->allowedMimetypes,
fn ($type) => str_contains($type, '/')
);
$mimes = array_diff($this->allowedMimetypes, $mimetypes);
if (count($mimetypes) > 0) {
$rules[] = 'mimetypes:'.implode(',', $mimetypes);
}
if (count($mimes) > 0) {
$rules[] = 'mimes:'.implode(',', $mimes);
}
return $rules;
}
/**
* Adds the given failures, and return false.
*
* @param array|string $messages
* @return bool
*/
protected function fail($messages)
{
$messages = collect(Arr::wrap($messages))->map(function ($message) {
return $this->validator->getTranslator()->get($message);
})->all();
$this->messages = array_merge($this->messages, $messages);
return false;
}
/**
* Get the validation error message.
*
* @return array
*/
public function message()
{
return $this->messages;
}
/**
* Set the current validator.
*
* @param \Illuminate\Contracts\Validation\Validator $validator
* @return $this
*/
public function setValidator($validator)
{
$this->validator = $validator;
return $this;
}
/**
* Set the current data under validation.
*
* @param array $data
* @return $this
*/
public function setData($data)
{
$this->data = $data;
return $this;
}
}
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