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1 <?php
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2
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3 /*
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4 * This file is part of the Symfony package.
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5 *
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6 * (c) Fabien Potencier <fabien@symfony.com>
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7 *
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8 * For the full copyright and license information, please view the LICENSE
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9 * file that was distributed with this source code.
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10 */
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11
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12 namespace Symfony\Component\Validator\Constraints;
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13
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14 use Symfony\Component\Validator\Constraint;
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15 use Symfony\Component\Validator\Exception\ConstraintDefinitionException;
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16
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17 /**
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18 * @Annotation
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19 * @Target({"PROPERTY", "METHOD", "ANNOTATION"})
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20 *
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21 * @property int $maxSize
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22 *
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23 * @author Bernhard Schussek <bschussek@gmail.com>
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24 */
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25 class File extends Constraint
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26 {
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27 // Check the Image constraint for clashes if adding new constants here
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28
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29 const NOT_FOUND_ERROR = 'd2a3fb6e-7ddc-4210-8fbf-2ab345ce1998';
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30 const NOT_READABLE_ERROR = 'c20c92a4-5bfa-4202-9477-28e800e0f6ff';
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31 const EMPTY_ERROR = '5d743385-9775-4aa5-8ff5-495fb1e60137';
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32 const TOO_LARGE_ERROR = 'df8637af-d466-48c6-a59d-e7126250a654';
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33 const INVALID_MIME_TYPE_ERROR = '744f00bc-4389-4c74-92de-9a43cde55534';
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34
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35 protected static $errorNames = [
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36 self::NOT_FOUND_ERROR => 'NOT_FOUND_ERROR',
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37 self::NOT_READABLE_ERROR => 'NOT_READABLE_ERROR',
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38 self::EMPTY_ERROR => 'EMPTY_ERROR',
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39 self::TOO_LARGE_ERROR => 'TOO_LARGE_ERROR',
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40 self::INVALID_MIME_TYPE_ERROR => 'INVALID_MIME_TYPE_ERROR',
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41 ];
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42
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43 public $binaryFormat;
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44 public $mimeTypes = [];
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45 public $notFoundMessage = 'The file could not be found.';
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46 public $notReadableMessage = 'The file is not readable.';
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47 public $maxSizeMessage = 'The file is too large ({{ size }} {{ suffix }}). Allowed maximum size is {{ limit }} {{ suffix }}.';
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48 public $mimeTypesMessage = 'The mime type of the file is invalid ({{ type }}). Allowed mime types are {{ types }}.';
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49 public $disallowEmptyMessage = 'An empty file is not allowed.';
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50
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51 public $uploadIniSizeErrorMessage = 'The file is too large. Allowed maximum size is {{ limit }} {{ suffix }}.';
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52 public $uploadFormSizeErrorMessage = 'The file is too large.';
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53 public $uploadPartialErrorMessage = 'The file was only partially uploaded.';
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54 public $uploadNoFileErrorMessage = 'No file was uploaded.';
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55 public $uploadNoTmpDirErrorMessage = 'No temporary folder was configured in php.ini.';
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56 public $uploadCantWriteErrorMessage = 'Cannot write temporary file to disk.';
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57 public $uploadExtensionErrorMessage = 'A PHP extension caused the upload to fail.';
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58 public $uploadErrorMessage = 'The file could not be uploaded.';
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59
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60 protected $maxSize;
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61
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62 public function __construct($options = null)
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63 {
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64 parent::__construct($options);
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65
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66 if (null !== $this->maxSize) {
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67 $this->normalizeBinaryFormat($this->maxSize);
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68 }
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69 }
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70
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71 public function __set($option, $value)
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72 {
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73 if ('maxSize' === $option) {
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74 $this->normalizeBinaryFormat($value);
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75
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76 return;
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77 }
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78
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79 parent::__set($option, $value);
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80 }
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81
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82 public function __get($option)
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83 {
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84 if ('maxSize' === $option) {
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85 return $this->maxSize;
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86 }
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87
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88 return parent::__get($option);
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89 }
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90
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91 public function __isset($option)
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92 {
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93 if ('maxSize' === $option) {
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94 return true;
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95 }
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96
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97 return parent::__isset($option);
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98 }
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99
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100 private function normalizeBinaryFormat($maxSize)
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101 {
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102 $factors = [
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103 'k' => 1000,
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104 'ki' => 1 << 10,
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105 'm' => 1000000,
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106 'mi' => 1 << 20,
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107 ];
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108 if (ctype_digit((string) $maxSize)) {
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109 $this->maxSize = (int) $maxSize;
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110 $this->binaryFormat = null === $this->binaryFormat ? false : $this->binaryFormat;
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111 } elseif (preg_match('/^(\d++)('.implode('|', array_keys($factors)).')$/i', $maxSize, $matches)) {
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112 $this->maxSize = $matches[1] * $factors[$unit = strtolower($matches[2])];
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113 $this->binaryFormat = null === $this->binaryFormat ? 2 === \strlen($unit) : $this->binaryFormat;
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114 } else {
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115 throw new ConstraintDefinitionException(sprintf('"%s" is not a valid maximum size', $this->maxSize));
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116 }
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117 }
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118 }
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