Current File : /www/varak.net/losik.varak.net/vendor/nette/forms/src/Forms/Controls/UploadControl.php
<?php
/**
* This file is part of the Nette Framework (https://nette.org)
* Copyright (c) 2004 David Grudl (https://davidgrudl.com)
*/
declare(strict_types=1);
namespace Nette\Forms\Controls;
use Nette;
use Nette\Forms;
use Nette\Forms\Form;
use Nette\Http\FileUpload;
use Nette\Utils\Arrays;
/**
* Text box and browse button that allow users to select a file to upload to the server.
*/
class UploadControl extends BaseControl
{
/** validation rule */
public const Valid = ':uploadControlValid';
public const VALID = self::Valid;
/**
* @param string|object $label
*/
public function __construct($label = null, bool $multiple = false)
{
parent::__construct($label);
$this->control->type = 'file';
$this->control->multiple = $multiple;
$this->setOption('type', 'file');
$this->addCondition(true) // not to block the export of rules to JS
->addRule([$this, 'isOk'], Forms\Validator::$messages[self::Valid]);
$this->addRule(Form::MaxFileSize, null, Forms\Helpers::iniGetSize('upload_max_filesize'));
if ($multiple) {
$this->addRule(Form::MaxLength, 'The maximum allowed number of uploaded files is %i', (int) ini_get('max_file_uploads'));
}
$this->monitor(Form::class, function (Form $form): void {
if (!$form->isMethod('post')) {
throw new Nette\InvalidStateException('File upload requires method POST.');
}
$form->getElementPrototype()->enctype = 'multipart/form-data';
});
}
public function loadHttpData(): void
{
$this->value = $this->getHttpData(Form::DataFile);
if ($this->value === null) {
$this->value = new FileUpload(null);
}
}
public function getHtmlName(): string
{
return parent::getHtmlName() . ($this->control->multiple ? '[]' : '');
}
/**
* @return static
* @internal
*/
public function setValue($value)
{
return $this;
}
/**
* Has been any file uploaded?
*/
public function isFilled(): bool
{
return $this->value instanceof FileUpload
? $this->value->getError() !== UPLOAD_ERR_NO_FILE // ignore null object
: (bool) $this->value;
}
/**
* Have been all files successfully uploaded?
*/
public function isOk(): bool
{
return $this->value instanceof FileUpload
? $this->value->isOk()
: $this->value && Arrays::every($this->value, function (FileUpload $upload): bool {
return $upload->isOk();
});
}
/** @return static */
public function addRule($validator, $errorMessage = null, $arg = null)
{
if ($validator === Form::Image) {
$this->control->accept = implode(', ', FileUpload::IMAGE_MIME_TYPES);
} elseif ($validator === Form::MimeType) {
$this->control->accept = implode(', ', (array) $arg);
} elseif ($validator === Form::MaxFileSize) {
if ($arg > ($ini = Forms\Helpers::iniGetSize('upload_max_filesize'))) {
trigger_error("Value of MaxFileSize ($arg) is greater than value of directive upload_max_filesize ($ini).", E_USER_WARNING);
}
$this->getRules()->removeRule($validator);
} elseif ($validator === Form::MaxLength) {
if ($arg > ($ini = ini_get('max_file_uploads'))) {
trigger_error("Value of MaxLength ($arg) is greater than value of directive max_file_uploads ($ini).", E_USER_WARNING);
}
$this->getRules()->removeRule($validator);
}
return parent::addRule($validator, $errorMessage, $arg);
}
}
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