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Preparing to tag 2.1.0 -- all new features from develop are now merged to master.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,169 @@ | ||
| <?php | ||
| /** | ||
| * Zend Framework (http://framework.zend.com/) | ||
| * | ||
| * @link http://github.com/zendframework/zf2 for the canonical source repository | ||
| * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com) | ||
| * @license http://framework.zend.com/license/new-bsd New BSD License | ||
| */ | ||
|
|
||
| namespace Zend\InputFilter; | ||
|
|
||
| use Zend\Validator\File\UploadFile as UploadValidator; | ||
|
|
||
| /** | ||
| * FileInput is a special Input type for handling uploaded files. | ||
| * | ||
| * It differs from Input in a few ways: | ||
| * | ||
| * 1. It expects the raw value to be in the $_FILES array format. | ||
| * | ||
| * 2. The validators are run **before** the filters (the opposite behavior of Input). | ||
| * This is so is_uploaded_file() validation can be run prior to any filters that | ||
| * may rename/move/modify the file. | ||
| * | ||
| * 3. Instead of adding a NotEmpty validator, it will (by default) automatically add | ||
| * a Zend\Validator\File\Upload validator. | ||
| */ | ||
| class FileInput extends Input | ||
| { | ||
| /** | ||
| * @var boolean | ||
| */ | ||
| protected $isValid = false; | ||
|
|
||
| /** | ||
| * @var boolean | ||
| */ | ||
| protected $autoPrependUploadValidator = true; | ||
|
|
||
| /** | ||
| * @param boolean $value Enable/Disable automatically prepending an Upload validator | ||
| * @return FileInput | ||
| */ | ||
| public function setAutoPrependUploadValidator($value) | ||
| { | ||
| $this->autoPrependUploadValidator = $value; | ||
| return $this; | ||
| } | ||
|
|
||
| /** | ||
| * @return boolean | ||
| */ | ||
| public function getAutoPrependUploadValidator() | ||
| { | ||
| return $this->autoPrependUploadValidator; | ||
| } | ||
|
|
||
| /** | ||
| * @return mixed | ||
| */ | ||
| public function getValue() | ||
| { | ||
| $value = $this->value; | ||
| if ($this->isValid && is_array($value)) { | ||
| // Run filters ~after~ validation, so that is_uploaded_file() | ||
| // validation is not affected by filters. | ||
| $filter = $this->getFilterChain(); | ||
| if (isset($value['tmp_name'])) { | ||
| // Single file input | ||
| $value = $filter->filter($value); | ||
| } else { | ||
| // Multi file input (multiple attribute set) | ||
| $newValue = array(); | ||
| foreach ($value as $fileData) { | ||
| if (is_array($fileData) && isset($fileData['tmp_name'])) { | ||
| $newValue[] = $filter->filter($fileData); | ||
| } | ||
| } | ||
| $value = $newValue; | ||
| } | ||
| } | ||
|
|
||
| return $value; | ||
| } | ||
|
|
||
| /** | ||
| * @param mixed $context Extra "context" to provide the validator | ||
| * @return boolean | ||
| */ | ||
| public function isValid($context = null) | ||
| { | ||
| $this->injectUploadValidator(); | ||
| $validator = $this->getValidatorChain(); | ||
| //$value = $this->getValue(); // Do not run the filters yet for File uploads (see getValue()) | ||
| $rawValue = $this->getRawValue(); | ||
| if (!is_array($rawValue)) { | ||
| // This can happen in an AJAX POST, where the input comes across as a string | ||
| $rawValue = array( | ||
| 'tmp_name' => $rawValue, | ||
| 'name' => $rawValue, | ||
| 'size' => 0, | ||
| 'type' => '', | ||
| 'error' => UPLOAD_ERR_NO_FILE, | ||
| ); | ||
| } | ||
| if (is_array($rawValue) && isset($rawValue['tmp_name'])) { | ||
| // Single file input | ||
| $this->isValid = $validator->isValid($rawValue, $context); | ||
| } elseif (is_array($rawValue) && !empty($rawValue) && isset($rawValue[0]['tmp_name'])) { | ||
| // Multi file input (multiple attribute set) | ||
| $this->isValid = true; | ||
| foreach ($rawValue as $value) { | ||
| if (!$validator->isValid($value, $context)) { | ||
| $this->isValid = false; | ||
| break; // Do not continue processing files if validation fails | ||
| } | ||
| } | ||
| } | ||
|
|
||
| return $this->isValid; | ||
| } | ||
|
|
||
| /** | ||
| * @return void | ||
| */ | ||
| protected function injectUploadValidator() | ||
| { | ||
| if (!$this->autoPrependUploadValidator) { | ||
| return; | ||
| } | ||
| $chain = $this->getValidatorChain(); | ||
|
|
||
| // Check if Upload validator is already first in chain | ||
| $validators = $chain->getValidators(); | ||
| if (isset($validators[0]['instance']) | ||
| && $validators[0]['instance'] instanceof UploadValidator | ||
| ) { | ||
| $this->autoPrependUploadValidator = false; | ||
| return; | ||
| } | ||
|
|
||
| $chain->prependByName('fileuploadfile', array(), true); | ||
| $this->autoPrependUploadValidator = false; | ||
| } | ||
|
|
||
| /** | ||
| * No-op, NotEmpty validator does not apply for FileInputs. | ||
| * See also: BaseInputFilter::isValid() | ||
| * | ||
| * @return void | ||
| */ | ||
| protected function injectNotEmptyValidator() | ||
| { | ||
| $this->notEmptyValidator = true; | ||
| } | ||
|
|
||
| /** | ||
| * @param InputInterface $input | ||
| * @return FileInput | ||
| */ | ||
| public function merge(InputInterface $input) | ||
| { | ||
| parent::merge($input); | ||
| if ($input instanceof FileInput) { | ||
| $this->setAutoPrependUploadValidator($input->getAutoPrependUploadValidator()); | ||
| } | ||
| return $this; | ||
| } | ||
| } |
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