root / drupal7 / sites / all / modules / recaptcha / recaptcha-php / src / ReCaptcha / RequestMethod / CurlPost.php @ be58a50c
1 | be58a50c | Assos Assos | <?php
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2 | /**
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3 | * This is a PHP library that handles calling reCAPTCHA.
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4 | *
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5 | * @copyright Copyright (c) 2015, Google Inc.
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6 | * @link http://www.google.com/recaptcha
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7 | *
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8 | * Permission is hereby granted, free of charge, to any person obtaining a copy
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9 | * of this software and associated documentation files (the "Software"), to deal
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10 | * in the Software without restriction, including without limitation the rights
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11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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12 | * copies of the Software, and to permit persons to whom the Software is
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13 | * furnished to do so, subject to the following conditions:
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14 | *
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15 | * The above copyright notice and this permission notice shall be included in
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16 | * all copies or substantial portions of the Software.
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17 | *
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18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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24 | * THE SOFTWARE.
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25 | */
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26 | |||
27 | namespace ReCaptcha\RequestMethod; |
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28 | |||
29 | use ReCaptcha\RequestMethod; |
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30 | use ReCaptcha\RequestParameters; |
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31 | |||
32 | /**
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33 | * Sends cURL request to the reCAPTCHA service.
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34 | * Note: this requires the cURL extension to be enabled in PHP
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35 | * @see http://php.net/manual/en/book.curl.php
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36 | */
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37 | class CurlPost implements RequestMethod |
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38 | { |
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39 | /**
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40 | * URL to which requests are sent via cURL.
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41 | * @const string
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42 | */
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43 | const SITE_VERIFY_URL = 'https://www.google.com/recaptcha/api/siteverify'; |
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44 | |||
45 | /**
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46 | * Curl connection to the reCAPTCHA service
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47 | * @var Curl
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48 | */
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49 | private $curl; |
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50 | |||
51 | public function __construct(Curl $curl = null) |
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52 | { |
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53 | if (!is_null($curl)) { |
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54 | $this->curl = $curl; |
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55 | } else {
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56 | $this->curl = new Curl(); |
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57 | } |
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58 | } |
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59 | |||
60 | /**
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61 | * Submit the cURL request with the specified parameters.
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62 | *
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63 | * @param RequestParameters $params Request parameters
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64 | * @return string Body of the reCAPTCHA response
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65 | */
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66 | public function submit(RequestParameters $params) |
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67 | { |
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68 | $handle = $this->curl->init(self::SITE_VERIFY_URL); |
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69 | |||
70 | $options = array( |
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71 | CURLOPT_POST => true, |
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72 | CURLOPT_POSTFIELDS => $params->toQueryString(), |
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73 | CURLOPT_HTTPHEADER => array( |
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74 | 'Content-Type: application/x-www-form-urlencoded'
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75 | ), |
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76 | CURLINFO_HEADER_OUT => false, |
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77 | CURLOPT_HEADER => false, |
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78 | CURLOPT_RETURNTRANSFER => true, |
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79 | CURLOPT_SSL_VERIFYPEER => true |
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80 | ); |
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81 | $this->curl->setoptArray($handle, $options); |
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82 | |||
83 | $response = $this->curl->exec($handle); |
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84 | $this->curl->close($handle); |
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85 | |||
86 | return $response; |
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87 | } |
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88 | } |