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<?php |
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namespace Sirius\Validation\Rule\Upload; |
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use Sirius\Validation\Rule\AbstractRule; |
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class Extension extends AbstractRule |
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{ |
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const OPTION_ALLOWED_EXTENSIONS = 'allowed'; |
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const MESSAGE = 'The file does not have an acceptable extension ({file_extensions})'; |
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const LABELED_MESSAGE = '{label} does not have an acceptable extension ({file_extensions})'; |
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protected $options = array( |
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self::OPTION_ALLOWED_EXTENSIONS => array() |
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); |
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public function setOption($name, $value) |
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{ |
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if ($name == self::OPTION_ALLOWED_EXTENSIONS) { |
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if (is_string($value)) { |
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$value = explode(',', $value); |
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} |
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$value = array_map('trim', $value); |
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$value = array_map('strtolower', $value); |
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} |
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return parent::setOption($name, $value); |
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} |
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public function validate($value, $valueIdentifier = null) |
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{ |
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$this->value = $value; |
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if (! is_array($value) || ! isset($value['tmp_name'])) { |
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$this->success = false; |
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} elseif (! file_exists($value['tmp_name'])) { |
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$this->success = $value['error'] === UPLOAD_ERR_NO_FILE; |
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} else { |
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$extension = strtolower(substr($value['name'], strrpos($value['name'], '.') + 1, 10)); |
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$this->success = is_array($this->options[self::OPTION_ALLOWED_EXTENSIONS]) && in_array( |
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$extension, |
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$this->options[self::OPTION_ALLOWED_EXTENSIONS] |
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); |
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} |
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return $this->success; |
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} |
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public function getPotentialMessage() |
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{ |
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$message = parent::getPotentialMessage(); |
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$fileExtensions = array_map('strtoupper', $this->options[self::OPTION_ALLOWED_EXTENSIONS]); |
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$message->setVariables( |
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array( |
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'file_extensions' => implode(', ', $fileExtensions) |
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) |
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); |
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return $message; |
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} |
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} |
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siriusphp /
validation
