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1 <?php |
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2 /** |
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3 * Handles Comment Post to WordPress and prevents duplicate comment posting. |
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4 * |
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5 * @package WordPress |
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6 */ |
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7 |
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8 if ( 'POST' != $_SERVER['REQUEST_METHOD'] ) { |
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9 header('Allow: POST'); |
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10 header('HTTP/1.1 405 Method Not Allowed'); |
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11 header('Content-Type: text/plain'); |
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12 exit; |
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13 } |
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14 |
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15 /** Sets up the WordPress Environment. */ |
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16 require( dirname(__FILE__) . '/wp-load.php' ); |
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17 |
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18 nocache_headers(); |
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19 |
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20 $comment_post_ID = isset($_POST['comment_post_ID']) ? (int) $_POST['comment_post_ID'] : 0; |
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21 |
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22 $post = get_post($comment_post_ID); |
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23 |
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24 if ( empty( $post->comment_status ) ) { |
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25 /** |
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26 * Fires when a comment is attempted on a post that does not exist. |
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27 * |
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28 * @since unknown |
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29 * @param int $comment_post_ID Post ID. |
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30 */ |
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31 do_action( 'comment_id_not_found', $comment_post_ID ); |
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32 exit; |
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33 } |
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34 |
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35 // get_post_status() will get the parent status for attachments. |
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36 $status = get_post_status($post); |
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37 |
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38 $status_obj = get_post_status_object($status); |
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39 |
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40 if ( ! comments_open( $comment_post_ID ) ) { |
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41 /** |
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42 * Fires when a comment is attempted on a post that has comments closed. |
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43 * |
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44 * @since unknown |
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45 * @param int $comment_post_ID Post ID. |
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46 */ |
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47 do_action( 'comment_closed', $comment_post_ID ); |
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48 wp_die( __('Sorry, comments are closed for this item.') ); |
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49 } elseif ( 'trash' == $status ) { |
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50 /** |
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51 * Fires when a comment is attempted on a trashed post. |
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52 * |
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53 * @since 2.9.0 |
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54 * @param int $comment_post_ID Post ID. |
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55 */ |
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56 do_action( 'comment_on_trash', $comment_post_ID ); |
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57 exit; |
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58 } elseif ( ! $status_obj->public && ! $status_obj->private ) { |
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59 /** |
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60 * Fires when a comment is attempted on a post in draft mode. |
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61 * |
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62 * @since unknown |
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63 * @param int $comment_post_ID Post ID. |
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64 */ |
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65 do_action( 'comment_on_draft', $comment_post_ID ); |
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66 exit; |
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67 } elseif ( post_password_required( $comment_post_ID ) ) { |
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68 /** |
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69 * Fires when a comment is attempted on a password-protected post. |
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70 * |
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71 * @since unknown |
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72 * @param int $comment_post_ID Post ID. |
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73 */ |
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74 do_action( 'comment_on_password_protected', $comment_post_ID ); |
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75 exit; |
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76 } else { |
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77 /** |
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78 * Fires before a comment is posted. |
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79 * |
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80 * @since unknown |
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81 * @param int $comment_post_ID Post ID. |
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82 */ |
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83 do_action( 'pre_comment_on_post', $comment_post_ID ); |
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84 } |
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85 |
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86 $comment_author = ( isset($_POST['author']) ) ? trim(strip_tags($_POST['author'])) : null; |
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87 $comment_author_email = ( isset($_POST['email']) ) ? trim($_POST['email']) : null; |
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88 $comment_author_url = ( isset($_POST['url']) ) ? trim($_POST['url']) : null; |
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89 $comment_content = ( isset($_POST['comment']) ) ? trim($_POST['comment']) : null; |
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90 |
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91 // If the user is logged in |
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92 $user = wp_get_current_user(); |
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93 if ( $user->exists() ) { |
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94 if ( empty( $user->display_name ) ) |
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95 $user->display_name=$user->user_login; |
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96 $comment_author = wp_slash( $user->display_name ); |
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97 $comment_author_email = wp_slash( $user->user_email ); |
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98 $comment_author_url = wp_slash( $user->user_url ); |
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99 if ( current_user_can( 'unfiltered_html' ) ) { |
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100 if ( ! isset( $_POST['_wp_unfiltered_html_comment'] ) |
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101 || ! wp_verify_nonce( $_POST['_wp_unfiltered_html_comment'], 'unfiltered-html-comment_' . $comment_post_ID ) |
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102 ) { |
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103 kses_remove_filters(); // start with a clean slate |
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104 kses_init_filters(); // set up the filters |
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105 } |
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106 } |
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107 } else { |
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108 if ( get_option('comment_registration') || 'private' == $status ) |
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109 wp_die( __('Sorry, you must be logged in to post a comment.') ); |
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110 } |
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111 |
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112 $comment_type = ''; |
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113 |
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114 if ( get_option('require_name_email') && !$user->exists() ) { |
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115 if ( 6 > strlen($comment_author_email) || '' == $comment_author ) |
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116 wp_die( __('<strong>ERROR</strong>: please fill the required fields (name, email).') ); |
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117 elseif ( !is_email($comment_author_email)) |
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118 wp_die( __('<strong>ERROR</strong>: please enter a valid email address.') ); |
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119 } |
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120 |
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121 if ( '' == $comment_content ) |
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122 wp_die( __('<strong>ERROR</strong>: please type a comment.') ); |
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123 |
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124 $comment_parent = isset($_POST['comment_parent']) ? absint($_POST['comment_parent']) : 0; |
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125 |
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126 $commentdata = compact('comment_post_ID', 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_content', 'comment_type', 'comment_parent', 'user_ID'); |
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127 |
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128 $comment_id = wp_new_comment( $commentdata ); |
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129 $comment = get_comment($comment_id); |
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130 |
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131 /** |
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132 * Perform other actions when comment cookies are set. |
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133 * |
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134 * @since 3.4.0 |
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135 * |
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136 * @param object $comment Comment object. |
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137 * @param WP_User $user User object. The user may not exist. |
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138 */ |
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139 do_action( 'set_comment_cookies', $comment, $user ); |
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140 |
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141 $location = empty($_POST['redirect_to']) ? get_comment_link($comment_id) : $_POST['redirect_to'] . '#comment-' . $comment_id; |
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142 |
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143 /** |
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144 * The location URI to send commenter after posting. |
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145 * |
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146 * @since unknown |
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147 * |
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148 * @param string $location The 'redirect_to' URI sent via $_POST. |
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149 * @param object $comment Comment object. |
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150 */ |
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151 $location = apply_filters( 'comment_post_redirect', $location, $comment ); |
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152 |
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153 wp_safe_redirect( $location ); |
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154 exit; |