1 <?php

     2 

     3 /*

     4  * This file is part of the Symfony package.

     5  *

     6  * (c) Fabien Potencier <fabien@symfony.com>

     7  *

     8  * For the full copyright and license information, please view the LICENSE

     9  * file that was distributed with this source code.

    10  */

    11 

    12 namespace Symfony\Component\DomCrawler\Field;

    13 

    14 /**

    15  * FileFormField represents a file form field (an HTML file input tag).

    16  *

    17  * @author Fabien Potencier <fabien@symfony.com>

    18  *

    19  * @api

    20  */

    21 class FileFormField extends FormField

    22 {

    23     /**

    24      * Sets the PHP error code associated with the field.

    25      *

    26      * @param integer $error The error code (one of UPLOAD_ERR_INI_SIZE, UPLOAD_ERR_FORM_SIZE, UPLOAD_ERR_PARTIAL, UPLOAD_ERR_NO_FILE, UPLOAD_ERR_NO_TMP_DIR, UPLOAD_ERR_CANT_WRITE, or UPLOAD_ERR_EXTENSION)

    27      *

    28      * @throws \InvalidArgumentException When error code doesn't exist

    29      */

    30     public function setErrorCode($error)

    31     {

    32         $codes = array(UPLOAD_ERR_INI_SIZE, UPLOAD_ERR_FORM_SIZE, UPLOAD_ERR_PARTIAL, UPLOAD_ERR_NO_FILE, UPLOAD_ERR_NO_TMP_DIR, UPLOAD_ERR_CANT_WRITE, UPLOAD_ERR_EXTENSION);

    33         if (!in_array($error, $codes)) {

    34             throw new \InvalidArgumentException(sprintf('The error code %s is not valid.', $error));

    35         }

    36 

    37         $this->value = array('name' => '', 'type' => '', 'tmp_name' => '', 'error' => $error, 'size' => 0);

    38     }

    39 

    40     /**

    41      * Sets the value of the field.

    42      *

    43      * @param string $value The value of the field

    44      *

    45      * @api

    46      */

    47     public function upload($value)

    48     {

    49         $this->setValue($value);

    50     }

    51 

    52     /**

    53      * Sets the value of the field.

    54      *

    55      * @param string $value The value of the field

    56      */

    57     public function setValue($value)

    58     {

    59         if (null !== $value && is_readable($value)) {

    60             $error = UPLOAD_ERR_OK;

    61             $size = filesize($value);

    62             $name = basename($value);

    63 

    64             // copy to a tmp location

    65             $tmp = tempnam(sys_get_temp_dir(), 'upload');

    66             unlink($tmp);

    67             copy($value, $tmp);

    68             $value = $tmp;

    69         } else {

    70             $error = UPLOAD_ERR_NO_FILE;

    71             $size = 0;

    72             $name = '';

    73             $value = '';

    74         }

    75 

    76         $this->value = array('name' => $name, 'type' => '', 'tmp_name' => $value, 'error' => $error, 'size' => $size);

    77     }

    78 

    79     /**

    80      * Initializes the form field.

    81      *

    82      * @throws \LogicException When node type is incorrect

    83      */

    84     protected function initialize()

    85     {

    86         if ('input' != $this->node->nodeName) {

    87             throw new \LogicException(sprintf('A FileFormField can only be created from an input tag (%s given).', $this->node->nodeName));

    88         }

    89 

    90         if ('file' != $this->node->getAttribute('type')) {

    91             throw new \LogicException(sprintf('A FileFormField can only be created from an input tag with a type of file (given type is %s).', $this->node->getAttribute('type')));

    92         }

    93 

    94         $this->setValue(null);

    95     }

    96 }