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<?php |
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/** |
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* @link https://github.com/rkit/filemanager-yii2 |
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* @copyright Copyright (c) 2015 Igor Romanov |
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* @license [MIT](http://opensource.org/licenses/MIT) |
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*/ |
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namespace rkit\filemanager\helpers; |
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use Yii; |
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use yii\helpers\ArrayHelper; |
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/** |
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* Formatting of validation rules |
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*/ |
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class FormatValidation |
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{ |
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/** |
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* Get description for max size of file |
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* |
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* @param int $rules |
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* @return string |
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*/ |
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private static function getMaxSizeDescription($rules) |
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{ |
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$maxSize = Yii::$app->formatter->asShortSize($rules); |
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return Yii::t('filemanager-yii2', 'Max. file size') . ': ' . $maxSize . ' '; |
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} |
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/** |
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* Get description for extensions of file |
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* |
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* @param array $rules |
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* @return string |
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*/ |
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private static function getExtensionDescription($rules) |
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{ |
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$extensions = strtoupper(implode(', ', $rules)); |
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return Yii::t('filemanager-yii2', 'File types') . ': ' . $extensions . ' '; |
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} |
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/** |
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* Get description for size of image |
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* |
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* @param array $rules |
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* @return string |
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*/ |
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private static function getImageSizeDescription($rules) |
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{ |
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$maxWidth = ArrayHelper::getValue($rules, 'maxWidth'); |
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$minWidth = ArrayHelper::getValue($rules, 'minWidth'); |
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$maxHeight = ArrayHelper::getValue($rules, 'maxHeight'); |
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$minHeight = ArrayHelper::getValue($rules, 'minHeight'); |
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$text = ''; |
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if (self::isImageWithStrictSize($rules)) { |
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$text .= Yii::t('filemanager-yii2', 'Image size') . ': ' . $maxWidth . 'x' . $maxHeight . 'px;'; |
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} elseif (self::isImageWithMinAndMaxSize($rules)) { |
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$text .= Yii::t('filemanager-yii2', 'Min. size of image') . ': ' . $minWidth . 'x' . $minHeight . 'px;'; |
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$text .= Yii::t('filemanager-yii2', 'Max. size of image') . ': ' . $maxWidth . 'x' . $maxHeight . 'px;'; |
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} elseif (self::isImageWithMinSize($rules)) { |
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$text .= Yii::t('filemanager-yii2', 'Min. size of image') . ': ' . $minWidth . 'x' . $minHeight . 'px;'; |
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$text .= self::prepareImageSizeDescription($rules, ['minWidth', 'minHeight']); |
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} elseif (self::isImageWithMaxSize($rules)) { |
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$text .= Yii::t('filemanager-yii2', 'Max. size of image') . ': ' . $maxWidth . 'x' . $maxHeight . 'px;'; |
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$text .= self::prepareImageSizeDescription($rules, ['maxWidth', 'maxHeight']); |
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} else { |
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$text .= self::prepareImageSizeDescription($rules); |
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} |
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$text = mb_substr($text, 0, -1); |
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$text = str_replace(';', '<br>', $text); |
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return $text; |
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} |
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/** |
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* This rules for image with strict size |
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* |
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* @param array $rules |
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* @return bool |
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*/ |
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private static function isImageWithStrictSize($rules) |
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{ |
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$maxWidth = ArrayHelper::getValue($rules, 'maxWidth'); |
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$minWidth = ArrayHelper::getValue($rules, 'minWidth'); |
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$maxHeight = ArrayHelper::getValue($rules, 'maxHeight'); |
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$minHeight = ArrayHelper::getValue($rules, 'minHeight'); |
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return count($rules) == 4 && ($maxWidth == $minWidth && $maxHeight == $minHeight); |
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} |
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/** |
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* This rules for image with min and max size |
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* |
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* @param array $rules |
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* @return bool |
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*/ |
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private static function isImageWithMinAndMaxSize($rules) |
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{ |
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return count($rules) == 4; |
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} |
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/** |
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* This rules for image with min size |
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* |
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* @param array $rules |
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* @return bool |
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*/ |
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private static function isImageWithMinSize($rules) |
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{ |
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$minWidth = ArrayHelper::getValue($rules, 'minWidth'); |
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$minHeight = ArrayHelper::getValue($rules, 'minHeight'); |
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return (count($rules) == 2 || count($rules) == 3) && $minWidth && $minHeight; |
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} |
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/** |
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* This rules for image with max size |
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* |
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* @param array $rules |
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* @return bool |
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*/ |
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private static function isImageWithMaxSize($rules) |
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{ |
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$maxWidth = ArrayHelper::getValue($rules, 'maxWidth'); |
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$maxHeight = ArrayHelper::getValue($rules, 'maxHeight'); |
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return (count($rules) == 2 || count($rules) == 3) && $maxWidth && $maxHeight; |
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} |
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/** |
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* Prepare description for size of image |
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* |
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* @param array $rules |
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* @return string |
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*/ |
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private static function prepareImageSizeDescription($rules, $exclude = []) |
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{ |
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foreach ($exclude as $item) { |
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unset($rules[$item]); |
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} |
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$text = ''; |
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foreach ($rules as $rule => $value) { |
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switch ($rule) { |
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case 'minWidth': |
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$text .= Yii::t('filemanager-yii2', 'Min. width') . ' ' . $value . 'px;'; |
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break; |
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case 'minHeight': |
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$text .= Yii::t('filemanager-yii2', 'Min. height') . ' ' . $value . 'px;'; |
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break; |
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case 'maxWidth': |
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$text .= Yii::t('filemanager-yii2', 'Max. width') . ' ' . $value . 'px;'; |
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break; |
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case 'maxHeight': |
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$text .= Yii::t('filemanager-yii2', 'Max. height') . ' ' . $value . 'px;'; |
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break; |
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} |
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} |
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return $text; |
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} |
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/** |
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* Get rules description |
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* |
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* @param array $rules Validation rules |
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* @return string |
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*/ |
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public static function getDescription($rules) |
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{ |
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$text = ''; |
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if (isset($rules['imageSize'])) { |
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$text .= self::getImageSizeDescription($rules['imageSize']); |
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$text = !empty($text) ? $text . '<br>' : $text; |
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} |
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if (isset($rules['extensions'])) { |
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$text .= self::getExtensionDescription($rules['extensions']); |
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$text = isset($rules['maxSize']) ? $text . '<br>' : $text; |
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} |
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if (isset($rules['maxSize'])) { |
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$text .= self::getMaxSizeDescription($rules['maxSize']); |
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} |
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return $text; |
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} |
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} |
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rkit /
filemanager-yii2
