/var/www/wordpress/wp-admin/includes/admin.php
/var/www/wordpress/wp-admin/includes/bookmark.php
/var/www/wordpress/wp-admin/includes/class-ftp-pure.php
/var/www/wordpress/wp-admin/includes/class-ftp-sockets.php
/var/www/wordpress/wp-admin/includes/class-ftp.php
/var/www/wordpress/wp-admin/includes/class-pclzip.php
/var/www/wordpress/wp-admin/includes/class-wp-filesystem-base.php
/var/www/wordpress/wp-admin/includes/class-wp-filesystem-direct.php
/var/www/wordpress/wp-admin/includes/class-wp-filesystem-ftpext.php
/var/www/wordpress/wp-admin/includes/class-wp-filesystem-ftpsockets.php
/var/www/wordpress/wp-admin/includes/class-wp-filesystem-ssh2.php
/var/www/wordpress/wp-admin/includes/class-wp-importer.php
/var/www/wordpress/wp-admin/includes/class-wp-upgrader.php
/var/www/wordpress/wp-admin/includes/comment.php
/var/www/wordpress/wp-admin/includes/continents-cities.php
/var/www/wordpress/wp-admin/includes/dashboard.php
/var/www/wordpress/wp-admin/includes/deprecated.php
/var/www/wordpress/wp-admin/includes/export.php
/var/www/wordpress/wp-admin/includes/file.php
/var/www/wordpress/wp-admin/includes/image-edit.php
/var/www/wordpress/wp-admin/includes/image.php
/var/www/wordpress/wp-admin/includes/import.php
/var/www/wordpress/wp-admin/includes/manifest.php
/var/www/wordpress/wp-admin/includes/media.php
/var/www/wordpress/wp-admin/includes/meta-boxes.php
/var/www/wordpress/wp-admin/includes/misc.php
/var/www/wordpress/wp-admin/includes/ms-deprecated.php
/var/www/wordpress/wp-admin/includes/ms.php
/var/www/wordpress/wp-admin/includes/nav-menu.php
/var/www/wordpress/wp-admin/includes/plugin-install.php
/var/www/wordpress/wp-admin/includes/plugin.php
/var/www/wordpress/wp-admin/includes/post.php
/var/www/wordpress/wp-admin/includes/schema.php
/var/www/wordpress/wp-admin/includes/taxonomy.php
/var/www/wordpress/wp-admin/includes/template.php
/var/www/wordpress/wp-admin/includes/theme-install.php
/var/www/wordpress/wp-admin/includes/theme.php
/var/www/wordpress/wp-admin/includes/update-core.php
/var/www/wordpress/wp-admin/includes/update.php
/var/www/wordpress/wp-admin/includes/upgrade.php
/var/www/wordpress/wp-admin/includes/user.php
/var/www/wordpress/wp-admin/includes/widgets.php
/var/www/wordpress/wp-admin/js/revisions-js.php
/var/www/wordpress/wp-admin/maint/repair.php
/var/www/wordpress/wp-admin/admin-ajax.php
/var/www/wordpress/wp-admin/admin-footer.php
/var/www/wordpress/wp-admin/admin-functions.php
/var/www/wordpress/wp-admin/admin-header.php
/var/www/wordpress/wp-admin/admin-post.php
/var/www/wordpress/wp-admin/admin.php
/var/www/wordpress/wp-admin/async-upload.php
/var/www/wordpress/wp-admin/comment.php
/var/www/wordpress/wp-admin/custom-background.php
/var/www/wordpress/wp-admin/custom-header.php
/var/www/wordpress/wp-admin/edit-attachment-rows.php
/var/www/wordpress/wp-admin/edit-comments.php
/var/www/wordpress/wp-admin/edit-form-advanced.php
/var/www/wordpress/wp-admin/edit-form-comment.php
/var/www/wordpress/wp-admin/edit-link-categories.php
/var/www/wordpress/wp-admin/edit-link-category-form.php
/var/www/wordpress/wp-admin/edit-link-form.php
/var/www/wordpress/wp-admin/edit-post-rows.php
/var/www/wordpress/wp-admin/edit-tag-form.php
/var/www/wordpress/wp-admin/edit-tags.php
/var/www/wordpress/wp-admin/edit.php
/var/www/wordpress/wp-admin/export.php
/var/www/wordpress/wp-admin/gears-manifest.php
/var/www/wordpress/wp-admin/import.php
/var/www/wordpress/wp-admin/index-extra.php
/var/www/wordpress/wp-admin/index.php
/var/www/wordpress/wp-admin/install-helper.php
/var/www/wordpress/wp-admin/install.php
/var/www/wordpress/wp-admin/link-add.php
/var/www/wordpress/wp-admin/link-category.php
/var/www/wordpress/wp-admin/link-manager.php
/var/www/wordpress/wp-admin/link-parse-opml.php
/var/www/wordpress/wp-admin/link.php
/var/www/wordpress/wp-admin/load-scripts.php
/var/www/wordpress/wp-admin/load-styles.php
/var/www/wordpress/wp-admin/media-new.php
/var/www/wordpress/wp-admin/media-upload.php
/var/www/wordpress/wp-admin/media.php
/var/www/wordpress/wp-admin/menu-header.php
/var/www/wordpress/wp-admin/menu.php
/var/www/wordpress/wp-admin/moderation.php
/var/www/wordpress/wp-admin/ms-admin.php
/var/www/wordpress/wp-admin/ms-delete-site.php
/var/www/wordpress/wp-admin/ms-edit.php
/var/www/wordpress/wp-admin/ms-options.php
/var/www/wordpress/wp-admin/ms-sites.php
/var/www/wordpress/wp-admin/ms-themes.php
/var/www/wordpress/wp-admin/ms-upgrade-network.php
/var/www/wordpress/wp-admin/ms-users.php
/var/www/wordpress/wp-admin/my-sites.php
/var/www/wordpress/wp-admin/nav-menus.php
/var/www/wordpress/wp-admin/network.php
/var/www/wordpress/wp-admin/options-discussion.php
/var/www/wordpress/wp-admin/options-general.php
/var/www/wordpress/wp-admin/options-head.php
/var/www/wordpress/wp-admin/options-media.php
/var/www/wordpress/wp-admin/options-permalink.php
/var/www/wordpress/wp-admin/options-privacy.php
/var/www/wordpress/wp-admin/options-reading.php
/var/www/wordpress/wp-admin/options-writing.php
/var/www/wordpress/wp-admin/options.php
/var/www/wordpress/wp-admin/plugin-editor.php
/var/www/wordpress/wp-admin/plugin-install.php
/var/www/wordpress/wp-admin/plugins.php
/var/www/wordpress/wp-admin/post-new.php
/var/www/wordpress/wp-admin/post.php
/var/www/wordpress/wp-admin/press-this.php
/var/www/wordpress/wp-admin/profile.php
/var/www/wordpress/wp-admin/revision.php
/var/www/wordpress/wp-admin/setup-config.php
/var/www/wordpress/wp-admin/sidebar.php
/var/www/wordpress/wp-admin/theme-editor.php
/var/www/wordpress/wp-admin/theme-install.php
/var/www/wordpress/wp-admin/themes.php
/var/www/wordpress/wp-admin/tools.php
/var/www/wordpress/wp-admin/update-core.php
/var/www/wordpress/wp-admin/update.php
/var/www/wordpress/wp-admin/upgrade-functions.php
/var/www/wordpress/wp-admin/upgrade.php
/var/www/wordpress/wp-admin/upload.php
/var/www/wordpress/wp-admin/user-edit.php
/var/www/wordpress/wp-admin/user-new.php
/var/www/wordpress/wp-admin/users.php
/var/www/wordpress/wp-admin/widgets.php
/var/www/wordpress/wp-content/languages/ru_RU.php
/var/www/wordpress/wp-content/plugins/akismet/akismet.php
/var/www/wordpress/wp-content/plugins/rh/rh.php
/var/www/wordpress/wp-content/plugins/hello.php
/var/www/wordpress/wp-content/plugins/index.php
/var/www/wordpress/wp-content/themes/twentyten/404.php
/var/www/wordpress/wp-content/themes/twentyten/archive.php
/var/www/wordpress/wp-content/themes/twentyten/attachment.php
/var/www/wordpress/wp-content/themes/twentyten/author.php
/var/www/wordpress/wp-content/themes/twentyten/category.php
/var/www/wordpress/wp-content/themes/twentyten/comments.php
/var/www/wordpress/wp-content/themes/twentyten/footer.php
/var/www/wordpress/wp-content/themes/twentyten/functions.php
/var/www/wordpress/wp-content/themes/twentyten/header.php
/var/www/wordpress/wp-content/themes/twentyten/index.php
/var/www/wordpress/wp-content/themes/twentyten/loop.php
/var/www/wordpress/wp-content/themes/twentyten/onecolumn-page.php
/var/www/wordpress/wp-content/themes/twentyten/page.php
/var/www/wordpress/wp-content/themes/twentyten/search.php
/var/www/wordpress/wp-content/themes/twentyten/sidebar-footer.php
/var/www/wordpress/wp-content/themes/twentyten/sidebar.php
/var/www/wordpress/wp-content/themes/twentyten/single.php
/var/www/wordpress/wp-content/themes/twentyten/tag.php
/var/www/wordpress/wp-content/themes/index.php
/var/www/wordpress/wp-content/index.php
/var/www/wordpress/wp-includes/js/tinymce/langs/wp-langs.php
/var/www/wordpress/wp-includes/js/tinymce/plugins/spellchecker/classes/utils/JSON.php
/var/www/wordpress/wp-includes/js/tinymce/plugins/spellchecker/classes/utils/Logger.php
/var/www/wordpress/wp-includes/js/tinymce/plugins/spellchecker/classes/EnchantSpell.php
/var/www/wordpress/wp-includes/js/tinymce/plugins/spellchecker/classes/GoogleSpell.php
/var/www/wordpress/wp-includes/js/tinymce/plugins/spellchecker/classes/PSpell.php
/var/www/wordpress/wp-includes/js/tinymce/plugins/spellchecker/classes/PSpellShell.php
/var/www/wordpress/wp-includes/js/tinymce/plugins/spellchecker/classes/SpellChecker.php
/var/www/wordpress/wp-includes/js/tinymce/plugins/spellchecker/includes/general.php
/var/www/wordpress/wp-includes/js/tinymce/plugins/spellchecker/config.php
/var/www/wordpress/wp-includes/js/tinymce/plugins/spellchecker/rpc.php
/var/www/wordpress/wp-includes/js/tinymce/wp-mce-help.php
/var/www/wordpress/wp-includes/js/tinymce/wp-tinymce.php
/var/www/wordpress/wp-includes/pomo/entry.php
/var/www/wordpress/wp-includes/pomo/mo.php
/var/www/wordpress/wp-includes/pomo/po.php
/var/www/wordpress/wp-includes/pomo/streams.php
/var/www/wordpress/wp-includes/pomo/translations.php
/var/www/wordpress/wp-includes/Text/Diff/Engine/native.php
/var/www/wordpress/wp-includes/Text/Diff/Engine/shell.php
/var/www/wordpress/wp-includes/Text/Diff/Engine/string.php
/var/www/wordpress/wp-includes/Text/Diff/Engine/xdiff.php
/var/www/wordpress/wp-includes/Text/Diff/Renderer/inline.php
/var/www/wordpress/wp-includes/Text/Diff/Renderer.php
/var/www/wordpress/wp-includes/Text/Diff.php
/var/www/wordpress/wp-includes/theme-compat/comments-popup.php
/var/www/wordpress/wp-includes/theme-compat/comments.php
/var/www/wordpress/wp-includes/theme-compat/footer.php
/var/www/wordpress/wp-includes/theme-compat/header.php
/var/www/wordpress/wp-includes/theme-compat/sidebar.php
/var/www/wordpress/wp-includes/atomlib.php
/var/www/wordpress/wp-includes/author-template.php
/var/www/wordpress/wp-includes/bookmark-template.php
/var/www/wordpress/wp-includes/bookmark.php
/var/www/wordpress/wp-includes/cache.php
/var/www/wordpress/wp-includes/canonical.php
/var/www/wordpress/wp-includes/capabilities.php
/var/www/wordpress/wp-includes/category-template.php
/var/www/wordpress/wp-includes/category.php
/var/www/wordpress/wp-includes/class-feed.php
/var/www/wordpress/wp-includes/class-http.php
/var/www/wordpress/wp-includes/class-IXR.php
/var/www/wordpress/wp-includes/class-json.php
/var/www/wordpress/wp-includes/class-oembed.php
/var/www/wordpress/wp-includes/class-phpass.php
/var/www/wordpress/wp-includes/class-phpmailer.php
/var/www/wordpress/wp-includes/class-pop3.php
/var/www/wordpress/wp-includes/class-simplepie.php
/var/www/wordpress/wp-includes/class-smtp.php
/var/www/wordpress/wp-includes/class-snoopy.php
/var/www/wordpress/wp-includes/class.wp-dependencies.php
/var/www/wordpress/wp-includes/class.wp-scripts.php
/var/www/wordpress/wp-includes/class.wp-styles.php
/var/www/wordpress/wp-includes/classes.php
/var/www/wordpress/wp-includes/comment-template.php
/var/www/wordpress/wp-includes/comment.php
#CodeDescriptions
1<?php
2/**
3 * Manages WordPress comments
4 *
5 * @package WordPress
6 * @subpackage Comment
7 */
8
9/**
10 * Checks whether a comment passes internal checks to be allowed to add.
11 *
12 * If comment moderation is set in the administration, then all comments,
13 * regardless of their type and whitelist will be set to false. If the number of
14 * links exceeds the amount in the administration, then the check fails. If any
15 * of the parameter contents match the blacklist of words, then the check fails.
16 *
17 * If the number of links exceeds the amount in the administration, then the
18 * check fails. If any of the parameter contents match the blacklist of words,
19 * then the check fails.
20 *
21 * If the comment is a trackback and part of the blogroll, then the trackback is
22 * automatically whitelisted. If the comment author was approved before, then
23 * the comment is automatically whitelisted.
24 *
25 * If none of the checks fail, then the failback is to set the check to pass
26 * (return true).
27 *
28 * @since 1.2.0
29 * @uses $wpdb
30 *
31 * @param string $author Comment Author's name
32 * @param string $email Comment Author's email
33 * @param string $url Comment Author's URL
34 * @param string $comment Comment contents
35 * @param string $user_ip Comment Author's IP address
36 * @param string $user_agent Comment Author's User Agent
37 * @param string $comment_type Comment type, either user submitted comment,
38 * trackback, or pingback
39 * @return bool Whether the checks passed (true) and the comments should be
40 * displayed or set to moderated
41 */
42function check_comment($author, $email, $url, $comment, $user_ip, $user_agent, $comment_type) {
43 global $wpdb;
44
45 if ( 1 == get_option('comment_moderation') )
46 return false; // If moderation is set to manual
47
48 // Check # of external links
49 if ( $max_links = get_option( 'comment_max_links' ) ) {
50 $num_links = preg_match_all( '/<a [^>]*href/i', apply_filters( 'comment_text', $comment ), $out );
51 $num_links = apply_filters( 'comment_max_links_url', $num_links, $url ); // provide for counting of $url as a link
52 if ( $num_links >= $max_links )
53 return false;
54 }
55
56 $mod_keys = trim(get_option('moderation_keys'));
57 if ( !empty($mod_keys) ) {
58 $words = explode("\n", $mod_keys );
59
60 foreach ( (array) $words as $word) {
61 $word = trim($word);
62
63 // Skip empty lines
64 if ( empty($word) )
65 continue;
66
67 // Do some escaping magic so that '#' chars in the
68 // spam words don't break things:
69 $word = preg_quote($word, '#');
70
71 $pattern = "#$word#i";
72 if ( preg_match($pattern, $author) ) return false;
73 if ( preg_match($pattern, $email) ) return false;
74 if ( preg_match($pattern, $url) ) return false;
75 if ( preg_match($pattern, $comment) ) return false;
76 if ( preg_match($pattern, $user_ip) ) return false;
77 if ( preg_match($pattern, $user_agent) ) return false;
78 }
79 }
80
81 // Comment whitelisting:
82 if ( 1 == get_option('comment_whitelist')) {
83 if ( 'trackback' == $comment_type || 'pingback' == $comment_type ) { // check if domain is in blogroll
84 $uri = parse_url($url);
85 $domain = $uri['host'];
86 $uri = parse_url( home_url() );
87 $home_domain = $uri['host'];
88 if ( $wpdb->get_var($wpdb->prepare("SELECT link_id FROM $wpdb->links WHERE link_url LIKE (%s) LIMIT 1", '%'.$domain.'%')) || $domain == $home_domain )
89 return true;
90 else
91 return false;
92 } elseif ( $author != '' && $email != '' ) {
93 // expected_slashed ($author, $email)
94 $ok_to_comment = $wpdb->get_var("SELECT comment_approved FROM $wpdb->comments WHERE comment_author = '$author' AND comment_author_email = '$email' and comment_approved = '1' LIMIT 1");//Connection Handling
95 if ( ( 1 == $ok_to_comment ) &&
96 ( empty($mod_keys) || false === strpos( $email, $mod_keys) ) )
97 return true;
98 else
99 return false;
100 } else {
101 return false;
102 }
103 }
104 return true;
105}
106
107/**
108 * Retrieve the approved comments for post $post_id.
109 *
110 * @since 2.0.0
111 * @uses $wpdb
112 *
113 * @param int $post_id The ID of the post
114 * @return array $comments The approved comments
115 */
116function get_approved_comments($post_id) {
117 global $wpdb;
118 return $wpdb->get_results($wpdb->prepare("SELECT * FROM $wpdb->comments WHERE comment_post_ID = %d AND comment_approved = '1' ORDER BY comment_date", $post_id));
119}
120
121/**
122 * Retrieves comment data given a comment ID or comment object.
123 *
124 * If an object is passed then the comment data will be cached and then returned
125 * after being passed through a filter. If the comment is empty, then the global
126 * comment variable will be used, if it is set.
127 *
128 * If the comment is empty, then the global comment variable will be used, if it
129 * is set.
130 *
131 * @since 2.0.0
132 * @uses $wpdb
133 *
134 * @param object|string|int $comment Comment to retrieve.
135 * @param string $output Optional. OBJECT or ARRAY_A or ARRAY_N constants.
136 * @return object|array|null Depends on $output value.
137 */
138function &get_comment(&$comment, $output = OBJECT) {
139 global $wpdb;
140 $null = null;
141
142 if ( empty($comment) ) {
143 if ( isset($GLOBALS['comment']) )
144 $_comment = & $GLOBALS['comment'];
145 else
146 $_comment = null;
147 } elseif ( is_object($comment) ) {
148 wp_cache_add($comment->comment_ID, $comment, 'comment');
149 $_comment = $comment;
150 } else {
151 if ( isset($GLOBALS['comment']) && ($GLOBALS['comment']->comment_ID == $comment) ) {
152 $_comment = & $GLOBALS['comment'];
153 } elseif ( ! $_comment = wp_cache_get($comment, 'comment') ) {
154 $_comment = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->comments WHERE comment_ID = %d LIMIT 1", $comment));
155 if ( ! $_comment )
156 return $null;
157 wp_cache_add($_comment->comment_ID, $_comment, 'comment');
158 }
159 }
160
161 $_comment = apply_filters('get_comment', $_comment);
162
163 if ( $output == OBJECT ) {
164 return $_comment;
165 } elseif ( $output == ARRAY_A ) {
166 $__comment = get_object_vars($_comment);
167 return $__comment;
168 } elseif ( $output == ARRAY_N ) {
169 $__comment = array_values(get_object_vars($_comment));
170 return $__comment;
171 } else {
172 return $_comment;
173 }
174}
175
176/**
177 * Retrieve a list of comments.
178 *
179 * The comment list can be for the blog as a whole or for an individual post.
180 *
181 * The list of comment arguments are 'status', 'orderby', 'comment_date_gmt',
182 * 'order', 'number', 'offset', and 'post_id'.
183 *
184 * @since 2.7.0
185 * @uses $wpdb
186 *
187 * @param mixed $args Optional. Array or string of options to override defaults.
188 * @return array List of comments.
189 */
190function get_comments( $args = '' ) {
191 global $wpdb;
192
193 $defaults = array(
194 'author_email' => '',
195 'ID' => '',
196 'karma' => '',
197 'number' => '',
198 'offset' => '',
199 'orderby' => '',
200 'order' => 'DESC',
201 'parent' => '',
202 'post_ID' => '',
203 'post_id' => 0,
204 'status' => '',
205 'type' => '',
206 'user_id' => '',
207 );
208
209 $args = wp_parse_args( $args, $defaults );
210 extract( $args, EXTR_SKIP );//Possible Control Flow
211
212 // $args can be whatever, only use the args defined in defaults to compute the key
213 $key = md5( serialize( compact(array_keys($defaults)) ) );
214 $last_changed = wp_cache_get('last_changed', 'comment');
215 if ( !$last_changed ) {
216 $last_changed = time();
217 wp_cache_set('last_changed', $last_changed, 'comment');
218 }
219 $cache_key = "get_comments:$key:$last_changed";
220
221 if ( $cache = wp_cache_get( $cache_key, 'comment' ) ) {
222 return $cache;
223 }
224
225 $post_id = absint($post_id);
226
227 if ( 'hold' == $status )
228 $approved = "comment_approved = '0'";
229 elseif ( 'approve' == $status )
230 $approved = "comment_approved = '1'";
231 elseif ( 'spam' == $status )
232 $approved = "comment_approved = 'spam'";
233 elseif ( 'trash' == $status )
234 $approved = "comment_approved = 'trash'";
235 else
236 $approved = "( comment_approved = '0' OR comment_approved = '1' )";
237
238 $order = ( 'ASC' == $order ) ? 'ASC' : 'DESC';
239
240 if ( ! empty( $orderby ) ) {
241 $ordersby = is_array($orderby) ? $orderby : preg_split('/[,\s]/', $orderby);
242 $ordersby = array_intersect(
243 $ordersby,
244 array(
245 'comment_agent',
246 'comment_approved',
247 'comment_author',
248 'comment_author_email',
249 'comment_author_IP',
250 'comment_author_url',
251 'comment_content',
252 'comment_date',
253 'comment_date_gmt',
254 'comment_ID',
255 'comment_karma',
256 'comment_parent',
257 'comment_post_ID',
258 'comment_type',
259 'user_id',
260 )
261 );
262 $orderby = empty( $ordersby ) ? 'comment_date_gmt' : implode(', ', $ordersby);
263 } else {
264 $orderby = 'comment_date_gmt';
265 }
266
267 $number = absint($number);
268 $offset = absint($offset);
269
270 if ( !empty($number) ) {
271 if ( $offset )
272 $number = 'LIMIT ' . $offset . ',' . $number;
273 else
274 $number = 'LIMIT ' . $number;
275
276 } else {
277 $number = '';
278 }
279
280 $post_where = '';
281
282 if ( ! empty($post_id) )
283 $post_where .= $wpdb->prepare( 'comment_post_ID = %d AND ', $post_id );
284 if ( '' !== $author_email )
285 $post_where .= $wpdb->prepare( 'comment_author_email = %s AND ', $author_email );
286 if ( '' !== $karma )
287 $post_where .= $wpdb->prepare( 'comment_karma = %d AND ', $karma );
288 if ( 'comment' == $type )
289 $post_where .= "comment_type = '' AND ";
290 elseif ( ! empty( $type ) )
291 $post_where .= $wpdb->prepare( 'comment_type = %s AND ', $type );
292 if ( '' !== $parent )
293 $post_where .= $wpdb->prepare( 'comment_parent = %d AND ', $parent );
294 if ( '' !== $user_id )
295 $post_where .= $wpdb->prepare( 'user_id = %d AND ', $user_id );
296
297 $comments = $wpdb->get_results( "SELECT * FROM $wpdb->comments WHERE $post_where $approved ORDER BY $orderby $order $number" );
298 wp_cache_add( $cache_key, $comments, 'comment' );
299
300 return $comments;
301}
302
303/**
304 * Retrieve all of the WordPress supported comment statuses.
305 *
306 * Comments have a limited set of valid status values, this provides the comment
307 * status values and descriptions.
308 *
309 * @package WordPress
310 * @subpackage Post
311 * @since 2.7.0
312 *
313 * @return array List of comment statuses.
314 */
315function get_comment_statuses( ) {
316 $status = array(
317 'hold' => __('Unapproved'),
318 /* translators: comment status */
319 'approve' => _x('Approved', 'adjective'),
320 /* translators: comment status */
321 'spam' => _x('Spam', 'adjective'),
322 );
323
324 return $status;
325}
326
327
328/**
329 * The date the last comment was modified.
330 *
331 * @since 1.5.0
332 * @uses $wpdb
333 * @global array $cache_lastcommentmodified
334 *
335 * @param string $timezone Which timezone to use in reference to 'gmt', 'blog',
336 * or 'server' locations.
337 * @return string Last comment modified date.
338 */
339function get_lastcommentmodified($timezone = 'server') {
340 global $cache_lastcommentmodified, $wpdb;
341
342 if ( isset($cache_lastcommentmodified[$timezone]) )
343 return $cache_lastcommentmodified[$timezone];
344
345 $add_seconds_server = date('Z');
346
347 switch ( strtolower($timezone)) {
348 case 'gmt':
349 $lastcommentmodified = $wpdb->get_var("SELECT comment_date_gmt FROM $wpdb->comments WHERE comment_approved = '1' ORDER BY comment_date_gmt DESC LIMIT 1");
350 break;
351 case 'blog':
352 $lastcommentmodified = $wpdb->get_var("SELECT comment_date FROM $wpdb->comments WHERE comment_approved = '1' ORDER BY comment_date_gmt DESC LIMIT 1");
353 break;
354 case 'server':
355 $lastcommentmodified = $wpdb->get_var($wpdb->prepare("SELECT DATE_ADD(comment_date_gmt, INTERVAL %s SECOND) FROM $wpdb->comments WHERE comment_approved = '1' ORDER BY comment_date_gmt DESC LIMIT 1", $add_seconds_server));
356 break;
357 }
358
359 $cache_lastcommentmodified[$timezone] = $lastcommentmodified;
360
361 return $lastcommentmodified;
362}
363
364/**
365 * The amount of comments in a post or total comments.
366 *
367 * A lot like {@link wp_count_comments()}, in that they both return comment
368 * stats (albeit with different types). The {@link wp_count_comments()} actual
369 * caches, but this function does not.
370 *
371 * @since 2.0.0
372 * @uses $wpdb
373 *
374 * @param int $post_id Optional. Comment amount in post if > 0, else total comments blog wide.
375 * @return array The amount of spam, approved, awaiting moderation, and total comments.
376 */
377function get_comment_count( $post_id = 0 ) {
378 global $wpdb;
379
380 $post_id = (int) $post_id;
381
382 $where = '';
383 if ( $post_id > 0 ) {
384 $where = $wpdb->prepare("WHERE comment_post_ID = %d", $post_id);
385 }
386
387 $totals = (array) $wpdb->get_results("
388 SELECT comment_approved, COUNT( * ) AS total
389 FROM {$wpdb->comments}
390 {$where}
391 GROUP BY comment_approved
392 ", ARRAY_A);
393
394 $comment_count = array(
395 "approved" => 0,
396 "awaiting_moderation" => 0,
397 "spam" => 0,
398 "total_comments" => 0
399 );
400
401 foreach ( $totals as $row ) {
402 switch ( $row['comment_approved'] ) {
403 case 'spam':
404 $comment_count['spam'] = $row['total'];
405 $comment_count["total_comments"] += $row['total'];
406 break;
407 case 1:
408 $comment_count['approved'] = $row['total'];
409 $comment_count['total_comments'] += $row['total'];
410 break;
411 case 0:
412 $comment_count['awaiting_moderation'] = $row['total'];
413 $comment_count['total_comments'] += $row['total'];
414 break;
415 default:
416 break;
417 }
418 }
419
420 return $comment_count;
421}
422
423//
424// Comment meta functions
425//
426
427/**
428 * Add meta data field to a comment.
429 *
430 * @since 2.9.0
431 * @uses add_metadata
432 * @link http://codex.wordpress.org/Function_Reference/add_comment_meta
433 *
434 * @param int $comment_id Comment ID.
435 * @param string $key Metadata name.
436 * @param mixed $value Metadata value.
437 * @param bool $unique Optional, default is false. Whether the same key should not be added.
438 * @return bool False for failure. True for success.
439 */
440function add_comment_meta($comment_id, $meta_key, $meta_value, $unique = false) {
441 return add_metadata('comment', $comment_id, $meta_key, $meta_value, $unique);
442}
443
444/**
445 * Remove metadata matching criteria from a comment.
446 *
447 * You can match based on the key, or key and value. Removing based on key and
448 * value, will keep from removing duplicate metadata with the same key. It also
449 * allows removing all metadata matching key, if needed.
450 *
451 * @since 2.9.0
452 * @uses delete_metadata
453 * @link http://codex.wordpress.org/Function_Reference/delete_comment_meta
454 *
455 * @param int $comment_id comment ID
456 * @param string $meta_key Metadata name.
457 * @param mixed $meta_value Optional. Metadata value.
458 * @return bool False for failure. True for success.
459 */
460function delete_comment_meta($comment_id, $meta_key, $meta_value = '') {
461 return delete_metadata('comment', $comment_id, $meta_key, $meta_value);
462}
463
464/**
465 * Retrieve comment meta field for a comment.
466 *
467 * @since 2.9.0
468 * @uses get_metadata
469 * @link http://codex.wordpress.org/Function_Reference/get_comment_meta
470 *
471 * @param int $comment_id Comment ID.
472 * @param string $key The meta key to retrieve.
473 * @param bool $single Whether to return a single value.
474 * @return mixed Will be an array if $single is false. Will be value of meta data field if $single
475 * is true.
476 */
477function get_comment_meta($comment_id, $key, $single = false) {
478 return get_metadata('comment', $comment_id, $key, $single);
479}
480
481/**
482 * Update comment meta field based on comment ID.
483 *
484 * Use the $prev_value parameter to differentiate between meta fields with the
485 * same key and comment ID.
486 *
487 * If the meta field for the comment does not exist, it will be added.
488 *
489 * @since 2.9.0
490 * @uses update_metadata
491 * @link http://codex.wordpress.org/Function_Reference/update_comment_meta
492 *
493 * @param int $comment_id Comment ID.
494 * @param string $key Metadata key.
495 * @param mixed $value Metadata value.
496 * @param mixed $prev_value Optional. Previous value to check before removing.
497 * @return bool False on failure, true if success.
498 */
499function update_comment_meta($comment_id, $meta_key, $meta_value, $prev_value = '') {
500 return update_metadata('comment', $comment_id, $meta_key, $meta_value, $prev_value);
501}
502
503/**
504 * Sanitizes the cookies sent to the user already.
505 *
506 * Will only do anything if the cookies have already been created for the user.
507 * Mostly used after cookies had been sent to use elsewhere.
508 *
509 * @since 2.0.4
510 */
511function sanitize_comment_cookies() {
512 if ( isset($_COOKIE['comment_author_'.COOKIEHASH]) ) {
513 $comment_author = apply_filters('pre_comment_author_name', $_COOKIE['comment_author_'.COOKIEHASH]);
514 $comment_author = stripslashes($comment_author);
515 $comment_author = esc_attr($comment_author);
516 $_COOKIE['comment_author_'.COOKIEHASH] = $comment_author;
517 }
518
519 if ( isset($_COOKIE['comment_author_email_'.COOKIEHASH]) ) {
520 $comment_author_email = apply_filters('pre_comment_author_email', $_COOKIE['comment_author_email_'.COOKIEHASH]);//Connection Handling
521 $comment_author_email = stripslashes($comment_author_email);
522 $comment_author_email = esc_attr($comment_author_email);
523 $_COOKIE['comment_author_email_'.COOKIEHASH] = $comment_author_email;
524 }
525
526 if ( isset($_COOKIE['comment_author_url_'.COOKIEHASH]) ) {
527 $comment_author_url = apply_filters('pre_comment_author_url', $_COOKIE['comment_author_url_'.COOKIEHASH]);
528 $comment_author_url = stripslashes($comment_author_url);
529 $_COOKIE['comment_author_url_'.COOKIEHASH] = $comment_author_url;
530 }
531}
532
533/**
534 * Validates whether this comment is allowed to be made.
535 *
536 * @since 2.0.0
537 * @uses $wpdb
538 * @uses apply_filters() Calls 'pre_comment_approved' hook on the type of comment
539 * @uses apply_filters() Calls 'comment_duplicate_trigger' hook on commentdata.
540 * @uses do_action() Calls 'check_comment_flood' hook on $comment_author_IP, $comment_author_email, and $comment_date_gmt
541 *
542 * @param array $commentdata Contains information on the comment
543 * @return mixed Signifies the approval status (0|1|'spam')
544 */
545function wp_allow_comment($commentdata) {
546 global $wpdb;
547 extract($commentdata, EXTR_SKIP);//Possible Control Flow
548
549 // Simple duplicate check
550 // expected_slashed ($comment_post_ID, $comment_author, $comment_author_email, $comment_content)
551 $dupe = "SELECT comment_ID FROM $wpdb->comments WHERE comment_post_ID = '$comment_post_ID' AND comment_approved != 'trash' AND ( comment_author = '$comment_author' ";
552 if ( $comment_author_email )
553 $dupe .= "OR comment_author_email = '$comment_author_email' ";//Connection Handling
554 $dupe .= ") AND comment_content = '$comment_content' LIMIT 1";
555 if ( $wpdb->get_var($dupe) ) {
556 do_action( 'comment_duplicate_trigger', $commentdata );
557 if ( defined('DOING_AJAX') )
558 die( __('Duplicate comment detected; it looks as though you’ve already said that!') );
559
560 wp_die( __('Duplicate comment detected; it looks as though you’ve already said that!') );
561 }
562
563 do_action( 'check_comment_flood', $comment_author_IP, $comment_author_email, $comment_date_gmt );//Connection Handling
564
565 if ( isset($user_id) && $user_id) {
566 $userdata = get_userdata($user_id);
567 $user = new WP_User($user_id);
568 $post_author = $wpdb->get_var($wpdb->prepare("SELECT post_author FROM $wpdb->posts WHERE ID = %d LIMIT 1", $comment_post_ID));
569 }
570
571 if ( isset($userdata) && ( $user_id == $post_author || $user->has_cap('moderate_comments') ) ) {
572 // The author and the admins get respect.
573 $approved = 1;
574 } else {
575 // Everyone else's comments will be checked.
576 if ( check_comment($comment_author, $comment_author_email, $comment_author_url, $comment_content, $comment_author_IP, $comment_agent, $comment_type) )
577 $approved = 1;
578 else
579 $approved = 0;
580 if ( wp_blacklist_check($comment_author, $comment_author_email, $comment_author_url, $comment_content, $comment_author_IP, $comment_agent) )
581 $approved = 'spam';
582 }
583
584 $approved = apply_filters('pre_comment_approved', $approved);
585 return $approved;
586}
587
588/**
589 * Check whether comment flooding is occurring.
590 *
591 * Won't run, if current user can manage options, so to not block
592 * administrators.
593 *
594 * @since 2.3.0
595 * @uses $wpdb
596 * @uses apply_filters() Calls 'comment_flood_filter' filter with first
597 * parameter false, last comment timestamp, new comment timestamp.
598 * @uses do_action() Calls 'comment_flood_trigger' action with parameters with
599 * last comment timestamp and new comment timestamp.
600 *
601 * @param string $ip Comment IP.
602 * @param string $email Comment author email address.
603 * @param string $date MySQL time string.
604 */
605function check_comment_flood_db( $ip, $email, $date ) {
606 global $wpdb;
607 if ( current_user_can( 'manage_options' ) )
608 return; // don't throttle admins
609 $hour_ago = gmdate( 'Y-m-d H:i:s', time() - 3600 );
610 if ( $lasttime = $wpdb->get_var( $wpdb->prepare( "SELECT `comment_date_gmt` FROM `$wpdb->comments` WHERE `comment_date_gmt` >= %s AND ( `comment_author_IP` = %s OR `comment_author_email` = %s ) ORDER BY `comment_date_gmt` DESC LIMIT 1", $hour_ago, $ip, $email ) ) ) {
611 $time_lastcomment = mysql2date('U', $lasttime, false);
612 $time_newcomment = mysql2date('U', $date, false);
613 $flood_die = apply_filters('comment_flood_filter', false, $time_lastcomment, $time_newcomment);
614 if ( $flood_die ) {
615 do_action('comment_flood_trigger', $time_lastcomment, $time_newcomment);
616
617 if ( defined('DOING_AJAX') )
618 die( __('You are posting comments too quickly. Slow down.') );
619
620 wp_die( __('You are posting comments too quickly. Slow down.'), '', array('response' => 403) );
621 }
622 }
623}
624
625/**
626 * Separates an array of comments into an array keyed by comment_type.
627 *
628 * @since 2.7.0
629 *
630 * @param array $comments Array of comments
631 * @return array Array of comments keyed by comment_type.
632 */
633function &separate_comments(&$comments) {
634 $comments_by_type = array('comment' => array(), 'trackback' => array(), 'pingback' => array(), 'pings' => array());
635 $count = count($comments);
636 for ( $i = 0; $i < $count; $i++ ) {
637 $type = $comments[$i]->comment_type;
638 if ( empty($type) )
639 $type = 'comment';
640 $comments_by_type[$type][] = &$comments[$i];
641 if ( 'trackback' == $type || 'pingback' == $type )
642 $comments_by_type['pings'][] = &$comments[$i];
643 }
644
645 return $comments_by_type;
646}
647
648/**
649 * Calculate the total number of comment pages.
650 *
651 * @since 2.7.0
652 * @uses get_query_var() Used to fill in the default for $per_page parameter.
653 * @uses get_option() Used to fill in defaults for parameters.
654 * @uses Walker_Comment
655 *
656 * @param array $comments Optional array of comment objects. Defaults to $wp_query->comments
657 * @param int $per_page Optional comments per page.
658 * @param boolean $threaded Optional control over flat or threaded comments.
659 * @return int Number of comment pages.
660 */
661function get_comment_pages_count( $comments = null, $per_page = null, $threaded = null ) {
662 global $wp_query;
663
664 if ( null === $comments && null === $per_page && null === $threaded && !empty($wp_query->max_num_comment_pages) )
665 return $wp_query->max_num_comment_pages;
666
667 if ( !$comments || !is_array($comments) )
668 $comments = $wp_query->comments;
669
670 if ( empty($comments) )
671 return 0;
672
673 if ( !isset($per_page) )
674 $per_page = (int) get_query_var('comments_per_page');
675 if ( 0 === $per_page )
676 $per_page = (int) get_option('comments_per_page');
677 if ( 0 === $per_page )
678 return 1;
679
680 if ( !isset($threaded) )
681 $threaded = get_option('thread_comments');
682
683 if ( $threaded ) {
684 $walker = new Walker_Comment;
685 $count = ceil( $walker->get_number_of_root_elements( $comments ) / $per_page );
686 } else {
687 $count = ceil( count( $comments ) / $per_page );
688 }
689
690 return $count;
691}
692
693/**
694 * Calculate what page number a comment will appear on for comment paging.
695 *
696 * @since 2.7.0
697 * @uses get_comment() Gets the full comment of the $comment_ID parameter.
698 * @uses get_option() Get various settings to control function and defaults.
699 * @uses get_page_of_comment() Used to loop up to top level comment.
700 *
701 * @param int $comment_ID Comment ID.
702 * @param array $args Optional args.
703 * @return int|null Comment page number or null on error.
704 */
705function get_page_of_comment( $comment_ID, $args = array() ) {
706 global $wpdb;
707
708 if ( !$comment = get_comment( $comment_ID ) )
709 return;
710
711 $defaults = array( 'type' => 'all', 'page' => '', 'per_page' => '', 'max_depth' => '' );
712 $args = wp_parse_args( $args, $defaults );
713
714 if ( '' === $args['per_page'] && get_option('page_comments') )
715 $args['per_page'] = get_query_var('comments_per_page');
716 if ( empty($args['per_page']) ) {
717 $args['per_page'] = 0;
718 $args['page'] = 0;
719 }
720 if ( $args['per_page'] < 1 )
721 return 1;
722
723 if ( '' === $args['max_depth'] ) {
724 if ( get_option('thread_comments') )
725 $args['max_depth'] = get_option('thread_comments_depth');
726 else
727 $args['max_depth'] = -1;
728 }
729
730 // Find this comment's top level parent if threading is enabled
731 if ( $args['max_depth'] > 1 && 0 != $comment->comment_parent )
732 return get_page_of_comment( $comment->comment_parent, $args );
733
734 $allowedtypes = array(
735 'comment' => '',
736 'pingback' => 'pingback',
737 'trackback' => 'trackback',
738 );
739
740 $comtypewhere = ( 'all' != $args['type'] && isset($allowedtypes[$args['type']]) ) ? " AND comment_type = '" . $allowedtypes[$args['type']] . "'" : '';
741
742 // Count comments older than this one
743 $oldercoms = $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(comment_ID) FROM $wpdb->comments WHERE comment_post_ID = %d AND comment_parent = 0 AND comment_approved = '1' AND comment_date_gmt < '%s'" . $comtypewhere, $comment->comment_post_ID, $comment->comment_date_gmt ) );
744
745 // No older comments? Then it's page #1.
746 if ( 0 == $oldercoms )
747 return 1;
748
749 // Divide comments older than this one by comments per page to get this comment's page number
750 return ceil( ( $oldercoms + 1 ) / $args['per_page'] );
751}
752
753/**
754 * Does comment contain blacklisted characters or words.
755 *
756 * @since 1.5.0
757 * @uses do_action() Calls 'wp_blacklist_check' hook for all parameters.
758 *
759 * @param string $author The author of the comment
760 * @param string $email The email of the comment
761 * @param string $url The url used in the comment
762 * @param string $comment The comment content
763 * @param string $user_ip The comment author IP address
764 * @param string $user_agent The author's browser user agent
765 * @return bool True if comment contains blacklisted content, false if comment does not
766 */
767function wp_blacklist_check($author, $email, $url, $comment, $user_ip, $user_agent) {
768 do_action('wp_blacklist_check', $author, $email, $url, $comment, $user_ip, $user_agent);//Connection Handling
769
770 $mod_keys = trim( get_option('blacklist_keys') );
771 if ( '' == $mod_keys )
772 return false; // If moderation keys are empty
773 $words = explode("\n", $mod_keys );
774
775 foreach ( (array) $words as $word ) {
776 $word = trim($word);
777
778 // Skip empty lines
779 if ( empty($word) ) { continue; }
780
781 // Do some escaping magic so that '#' chars in the
782 // spam words don't break things:
783 $word = preg_quote($word, '#');
784
785 $pattern = "#$word#i";
786 if (
787 preg_match($pattern, $author)
788 || preg_match($pattern, $email)
789 || preg_match($pattern, $url)
790 || preg_match($pattern, $comment)
791 || preg_match($pattern, $user_ip)
792 || preg_match($pattern, $user_agent)
793 )
794 return true;
795 }
796 return false;
797}
798
799/**
800 * Retrieve total comments for blog or single post.
801 *
802 * The properties of the returned object contain the 'moderated', 'approved',
803 * and spam comments for either the entire blog or single post. Those properties
804 * contain the amount of comments that match the status. The 'total_comments'
805 * property contains the integer of total comments.
806 *
807 * The comment stats are cached and then retrieved, if they already exist in the
808 * cache.
809 *
810 * @since 2.5.0
811 *
812 * @param int $post_id Optional. Post ID.
813 * @return object Comment stats.
814 */
815function wp_count_comments( $post_id = 0 ) {
816 global $wpdb;
817
818 $post_id = (int) $post_id;
819
820 $stats = apply_filters('wp_count_comments', array(), $post_id);
821 if ( !empty($stats) )
822 return $stats;
823
824 $count = wp_cache_get("comments-{$post_id}", 'counts');
825
826 if ( false !== $count )
827 return $count;
828
829 $where = '';
830 if ( $post_id > 0 )
831 $where = $wpdb->prepare( "WHERE comment_post_ID = %d", $post_id );
832
833 $count = $wpdb->get_results( "SELECT comment_approved, COUNT( * ) AS num_comments FROM {$wpdb->comments} {$where} GROUP BY comment_approved", ARRAY_A );
834
835 $total = 0;
836 $approved = array('0' => 'moderated', '1' => 'approved', 'spam' => 'spam', 'trash' => 'trash', 'post-trashed' => 'post-trashed');
837 $known_types = array_keys( $approved );
838 foreach ( (array) $count as $row ) {
839 // Don't count post-trashed toward totals
840 if ( 'post-trashed' != $row['comment_approved'] && 'trash' != $row['comment_approved'] )
841 $total += $row['num_comments'];
842 if ( in_array( $row['comment_approved'], $known_types ) )
843 $stats[$approved[$row['comment_approved']]] = $row['num_comments'];
844 }
845
846 $stats['total_comments'] = $total;
847 foreach ( $approved as $key ) {
848 if ( empty($stats[$key]) )
849 $stats[$key] = 0;
850 }
851
852 $stats = (object) $stats;
853 wp_cache_set("comments-{$post_id}", $stats, 'counts');
854
855 return $stats;
856}
857
858/**
859 * Trashes or deletes a comment.
860 *
861 * The comment is moved to trash instead of permanently deleted unless trash is
862 * disabled, item is already in the trash, or $force_delete is true.
863 *
864 * The post comment count will be updated if the comment was approved and has a
865 * post ID available.
866 *
867 * @since 2.0.0
868 * @uses $wpdb
869 * @uses do_action() Calls 'delete_comment' hook on comment ID
870 * @uses do_action() Calls 'deleted_comment' hook on comment ID after deletion, on success
871 * @uses do_action() Calls 'wp_set_comment_status' hook on comment ID with 'delete' set for the second parameter
872 * @uses wp_transition_comment_status() Passes new and old comment status along with $comment object
873 *
874 * @param int $comment_id Comment ID
875 * @param bool $force_delete Whether to bypass trash and force deletion. Default is false.
876 * @return bool False if delete comment query failure, true on success.
877 */
878function wp_delete_comment($comment_id, $force_delete = false) {
879 global $wpdb;
880 if (!$comment = get_comment($comment_id))
881 return false;
882
883 if ( !$force_delete && EMPTY_TRASH_DAYS && !in_array( wp_get_comment_status($comment_id), array( 'trash', 'spam' ) ) )
884 return wp_trash_comment($comment_id);
885
886 do_action('delete_comment', $comment_id);
887
888 // Move children up a level.
889 $children = $wpdb->get_col( $wpdb->prepare("SELECT comment_ID FROM $wpdb->comments WHERE comment_parent = %d", $comment_id) );
890 if ( !empty($children) ) {
891 $wpdb->update($wpdb->comments, array('comment_parent' => $comment->comment_parent), array('comment_parent' => $comment_id));
892 clean_comment_cache($children);
893 }
894
895 // Delete metadata
896 $meta_ids = $wpdb->get_col( $wpdb->prepare( "SELECT meta_id FROM $wpdb->commentmeta WHERE comment_id = %d ", $comment_id ) );
897 if ( !empty($meta_ids) ) {
898 do_action( 'delete_commentmeta', $meta_ids );
899 $in_meta_ids = "'" . implode("', '", $meta_ids) . "'";
900 $wpdb->query( "DELETE FROM $wpdb->commentmeta WHERE meta_id IN ($in_meta_ids)" );
901 do_action( 'deleted_commentmeta', $meta_ids );
902 }
903
904 if ( ! $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->comments WHERE comment_ID = %d LIMIT 1", $comment_id) ) )
905 return false;
906 do_action('deleted_comment', $comment_id);
907
908 $post_id = $comment->comment_post_ID;
909 if ( $post_id && $comment->comment_approved == 1 )
910 wp_update_comment_count($post_id);
911
912 clean_comment_cache($comment_id);
913
914 do_action('wp_set_comment_status', $comment_id, 'delete');
915 wp_transition_comment_status('delete', $comment->comment_approved, $comment);
916 return true;
917}
918
919/**
920 * Moves a comment to the Trash
921 *
922 * If trash is disabled, comment is permanently deleted.
923 *
924 * @since 2.9.0
925 * @uses do_action() on 'trash_comment' before trashing
926 * @uses do_action() on 'trashed_comment' after trashing
927 * @uses wp_delete_comment() if trash is disabled
928 *
929 * @param int $comment_id Comment ID.
930 * @return mixed False on failure
931 */
932function wp_trash_comment($comment_id) {
933 if ( !EMPTY_TRASH_DAYS )
934 return wp_delete_comment($comment_id, true);
935
936 if ( !$comment = get_comment($comment_id) )
937 return false;
938
939 do_action('trash_comment', $comment_id);
940
941 if ( wp_set_comment_status($comment_id, 'trash') ) {
942 add_comment_meta($comment_id, '_wp_trash_meta_status', $comment->comment_approved);
943 add_comment_meta($comment_id, '_wp_trash_meta_time', time() );
944 do_action('trashed_comment', $comment_id);
945 return true;
946 }
947
948 return false;
949}
950
951/**
952 * Removes a comment from the Trash
953 *
954 * @since 2.9.0
955 * @uses do_action() on 'untrash_comment' before untrashing
956 * @uses do_action() on 'untrashed_comment' after untrashing
957 *
958 * @param int $comment_id Comment ID.
959 * @return mixed False on failure
960 */
961function wp_untrash_comment($comment_id) {
962 if ( ! (int)$comment_id )
963 return false;
964
965 do_action('untrash_comment', $comment_id);
966
967 $status = (string) get_comment_meta($comment_id, '_wp_trash_meta_status', true);
968 if ( empty($status) )
969 $status = '0';
970
971 if ( wp_set_comment_status($comment_id, $status) ) {
972 delete_comment_meta($comment_id, '_wp_trash_meta_time');
973 delete_comment_meta($comment_id, '_wp_trash_meta_status');
974 do_action('untrashed_comment', $comment_id);
975 return true;
976 }
977
978 return false;
979}
980
981/**
982 * Marks a comment as Spam
983 *
984 * @since 2.9.0
985 * @uses do_action() on 'spam_comment' before spamming
986 * @uses do_action() on 'spammed_comment' after spamming
987 *
988 * @param int $comment_id Comment ID.
989 * @return mixed False on failure
990 */
991function wp_spam_comment($comment_id) {
992 if ( !$comment = get_comment($comment_id) )
993 return false;
994
995 do_action('spam_comment', $comment_id);
996
997 if ( wp_set_comment_status($comment_id, 'spam') ) {
998 add_comment_meta($comment_id, '_wp_trash_meta_status', $comment->comment_approved);
999 do_action('spammed_comment', $comment_id);
1000 return true;
/var/www/wordpress/wp-includes/compat.php
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