*/
function &get_comment(&$comment, $output = OBJECT) {
global $wpdb;
+ $null = null;
if ( empty($comment) ) {
if ( isset($GLOBALS['comment']) )
$_comment = & $GLOBALS['comment'];
} elseif ( ! $_comment = wp_cache_get($comment, 'comment') ) {
$_comment = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->comments WHERE comment_ID = %d LIMIT 1", $comment));
+ if ( ! $_comment )
+ return $null;
wp_cache_add($_comment->comment_ID, $_comment, 'comment');
}
}
$approved = "comment_approved = '1'";
elseif ( 'spam' == $status )
$approved = "comment_approved = 'spam'";
+ elseif ( 'trash' == $status )
+ $approved = "comment_approved = 'trash'";
else
$approved = "( comment_approved = '0' OR comment_approved = '1' )";
return $comment_count;
}
+//
+// Comment meta functions
+//
+
+/**
+ * Add meta data field to a comment.
+ *
+ * @since 2.9
+ * @uses add_metadata
+ * @link http://codex.wordpress.org/Function_Reference/add_comment_meta
+ *
+ * @param int $comment_id Comment ID.
+ * @param string $key Metadata name.
+ * @param mixed $value Metadata value.
+ * @param bool $unique Optional, default is false. Whether the same key should not be added.
+ * @return bool False for failure. True for success.
+ */
+function add_comment_meta($comment_id, $meta_key, $meta_value, $unique = false) {
+ return add_metadata('comment', $comment_id, $meta_key, $meta_value, $unique);
+}
+
+/**
+ * Remove metadata matching criteria from a comment.
+ *
+ * You can match based on the key, or key and value. Removing based on key and
+ * value, will keep from removing duplicate metadata with the same key. It also
+ * allows removing all metadata matching key, if needed.
+ *
+ * @since 2.9
+ * @uses delete_metadata
+ * @link http://codex.wordpress.org/Function_Reference/delete_comment_meta
+ *
+ * @param int $comment_id comment ID
+ * @param string $meta_key Metadata name.
+ * @param mixed $meta_value Optional. Metadata value.
+ * @return bool False for failure. True for success.
+ */
+function delete_comment_meta($comment_id, $meta_key, $meta_value = '') {
+ return delete_metadata('comment', $comment_id, $meta_key, $meta_value);
+}
+
+/**
+ * Retrieve comment meta field for a comment.
+ *
+ * @since 2.9
+ * @uses get_metadata
+ * @link http://codex.wordpress.org/Function_Reference/get_comment_meta
+ *
+ * @param int $comment_id Comment ID.
+ * @param string $key The meta key to retrieve.
+ * @param bool $single Whether to return a single value.
+ * @return mixed Will be an array if $single is false. Will be value of meta data field if $single
+ * is true.
+ */
+function get_comment_meta($comment_id, $key, $single = false) {
+ return get_metadata('comment', $comment_id, $key, $single);
+}
+
+/**
+ * Update comment meta field based on comment ID.
+ *
+ * Use the $prev_value parameter to differentiate between meta fields with the
+ * same key and comment ID.
+ *
+ * If the meta field for the comment does not exist, it will be added.
+ *
+ * @since 2.9
+ * @uses update_metadata
+ * @link http://codex.wordpress.org/Function_Reference/update_comment_meta
+ *
+ * @param int $comment_id Comment ID.
+ * @param string $key Metadata key.
+ * @param mixed $value Metadata value.
+ * @param mixed $prev_value Optional. Previous value to check before removing.
+ * @return bool False on failure, true if success.
+ */
+function update_comment_meta($comment_id, $meta_key, $meta_value, $prev_value = '') {
+ return update_metadata('comment', $comment_id, $meta_key, $meta_value, $prev_value);
+}
+
/**
* Sanitizes the cookies sent to the user already.
*
// Simple duplicate check
// expected_slashed ($comment_post_ID, $comment_author, $comment_author_email, $comment_content)
- $dupe = "SELECT comment_ID FROM $wpdb->comments WHERE comment_post_ID = '$comment_post_ID' AND ( comment_author = '$comment_author' ";
+ $dupe = "SELECT comment_ID FROM $wpdb->comments WHERE comment_post_ID = '$comment_post_ID' AND comment_approved != 'trash' AND ( comment_author = '$comment_author' ";
if ( $comment_author_email )
$dupe .= "OR comment_author_email = '$comment_author_email' ";
$dupe .= ") AND comment_content = '$comment_content' LIMIT 1";
do_action( 'check_comment_flood', $comment_author_IP, $comment_author_email, $comment_date_gmt );
- if ( $user_id ) {
+ if ( isset($user_id) && $user_id) {
$userdata = get_userdata($user_id);
$user = new WP_User($user_id);
$post_author = $wpdb->get_var($wpdb->prepare("SELECT post_author FROM $wpdb->posts WHERE ID = %d LIMIT 1", $comment_post_ID));
global $wpdb;
if ( current_user_can( 'manage_options' ) )
return; // don't throttle admins
- if ( $lasttime = $wpdb->get_var( $wpdb->prepare("SELECT comment_date_gmt FROM $wpdb->comments WHERE comment_author_IP = %s OR comment_author_email = %s ORDER BY comment_date DESC LIMIT 1", $ip, $email) ) ) {
+ $hour_ago = gmdate( 'Y-m-d H:i:s', time() - 3600 );
+ 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 ) ) ) {
$time_lastcomment = mysql2date('U', $lasttime, false);
$time_newcomment = mysql2date('U', $date, false);
$flood_die = apply_filters('comment_flood_filter', false, $time_lastcomment, $time_newcomment);
function wp_blacklist_check($author, $email, $url, $comment, $user_ip, $user_agent) {
do_action('wp_blacklist_check', $author, $email, $url, $comment, $user_ip, $user_agent);
- if ( preg_match_all('/&#(\d+);/', $comment . $author . $url, $chars) ) {
- foreach ( (array) $chars[1] as $char ) {
- // If it's an encoded char in the normal ASCII set, reject
- if ( 38 == $char )
- continue; // Unless it's &
- if ( $char < 128 )
- return true;
- }
- }
-
$mod_keys = trim( get_option('blacklist_keys') );
if ( '' == $mod_keys )
return false; // If moderation keys are empty
return $count;
$where = '';
- if( $post_id > 0 )
+ if ( $post_id > 0 )
$where = $wpdb->prepare( "WHERE comment_post_ID = %d", $post_id );
$count = $wpdb->get_results( "SELECT comment_approved, COUNT( * ) AS num_comments FROM {$wpdb->comments} {$where} GROUP BY comment_approved", ARRAY_A );
$total = 0;
- $approved = array('0' => 'moderated', '1' => 'approved', 'spam' => 'spam');
+ $approved = array('0' => 'moderated', '1' => 'approved', 'spam' => 'spam', 'trash' => 'trash', 'post-trashed' => 'post-trashed');
$known_types = array_keys( $approved );
foreach( (array) $count as $row_num => $row ) {
- $total += $row['num_comments'];
+ // Don't count post-trashed toward totals
+ if ( 'post-trashed' != $row['comment_approved'] && 'trash' != $row['comment_approved'] )
+ $total += $row['num_comments'];
if ( in_array( $row['comment_approved'], $known_types ) )
$stats[$approved[$row['comment_approved']]] = $row['num_comments'];
}
* @since 2.0.0
* @uses $wpdb
* @uses do_action() Calls 'delete_comment' hook on comment ID
+ * @uses do_action() Calls 'deleted_comment' hook on comment ID after deletion, on success
* @uses do_action() Calls 'wp_set_comment_status' hook on comment ID with 'delete' set for the second parameter
* @uses wp_transition_comment_status() Passes new and old comment status along with $comment object
*
*/
function wp_delete_comment($comment_id) {
global $wpdb;
- do_action('delete_comment', $comment_id);
+ if (!$comment = get_comment($comment_id))
+ return false;
- $comment = get_comment($comment_id);
+ if (wp_get_comment_status($comment_id) != 'trash' && wp_get_comment_status($comment_id) != 'spam' && EMPTY_TRASH_DAYS > 0)
+ return wp_trash_comment($comment_id);
- if ( ! $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->comments WHERE comment_ID = %d LIMIT 1", $comment_id) ) )
- return false;
+ do_action('delete_comment', $comment_id);
// Move children up a level.
$children = $wpdb->get_col( $wpdb->prepare("SELECT comment_ID FROM $wpdb->comments WHERE comment_parent = %d", $comment_id) );
clean_comment_cache($children);
}
+ // Delete metadata
+ $meta_ids = $wpdb->get_col( $wpdb->prepare( "SELECT meta_id FROM $wpdb->commentmeta WHERE comment_id = %d ", $comment_id ) );
+ if ( !empty($meta_ids) ) {
+ do_action( 'delete_commentmeta', $meta_ids );
+ $in_meta_ids = "'" . implode("', '", $meta_ids) . "'";
+ $wpdb->query( "DELETE FROM $wpdb->commentmeta WHERE meta_id IN ($in_meta_ids)" );
+ do_action( 'deleted_commentmeta', $meta_ids );
+ }
+
+ if ( ! $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->comments WHERE comment_ID = %d LIMIT 1", $comment_id) ) )
+ return false;
+ do_action('deleted_comment', $comment_id);
+
$post_id = $comment->comment_post_ID;
if ( $post_id && $comment->comment_approved == 1 )
wp_update_comment_count($post_id);
return true;
}
+/**
+ * Moves a comment to the Trash
+ *
+ * @since 2.9.0
+ * @uses do_action() on 'trash_comment' before trashing
+ * @uses do_action() on 'trashed_comment' after trashing
+ *
+ * @param int $comment_id Comment ID.
+ * @return mixed False on failure
+ */
+function wp_trash_comment($comment_id) {
+ if ( EMPTY_TRASH_DAYS == 0 )
+ return wp_delete_comment($comment_id);
+
+ if ( !$comment = get_comment($comment_id) )
+ return false;
+
+ do_action('trash_comment', $comment_id);
+
+ if ( wp_set_comment_status($comment_id, 'trash') ) {
+ add_comment_meta($comment_id, '_wp_trash_meta_status', $comment->comment_approved);
+ add_comment_meta($comment_id, '_wp_trash_meta_time', time() );
+ do_action('trashed_comment', $comment_id);
+ return true;
+ }
+
+ return false;
+}
+
+/**
+ * Removes a comment from the Trash
+ *
+ * @since 2.9.0
+ * @uses do_action() on 'untrash_comment' before untrashing
+ * @uses do_action() on 'untrashed_comment' after untrashing
+ *
+ * @param int $comment_id Comment ID.
+ * @return mixed False on failure
+ */
+function wp_untrash_comment($comment_id) {
+ if ( ! (int)$comment_id )
+ return false;
+
+ do_action('untrash_comment', $comment_id);
+
+ $status = (string) get_comment_meta($comment_id, '_wp_trash_meta_status', true);
+ if ( empty($status) )
+ $status = '0';
+
+ if ( wp_set_comment_status($comment_id, $status) ) {
+ delete_comment_meta($comment_id, '_wp_trash_meta_time');
+ delete_comment_meta($comment_id, '_wp_trash_meta_status');
+ do_action('untrashed_comment', $comment_id);
+ return true;
+ }
+
+ return false;
+}
+
+/**
+ * Marks a comment as Spam
+ *
+ * @since 2.9.0
+ * @uses do_action() on 'spam_comment' before spamming
+ * @uses do_action() on 'spammed_comment' after spamming
+ *
+ * @param int $comment_id Comment ID.
+ * @return mixed False on failure
+ */
+function wp_spam_comment($comment_id) {
+ if ( !$comment = get_comment($comment_id) )
+ return false;
+
+ do_action('spam_comment', $comment_id);
+
+ if ( wp_set_comment_status($comment_id, 'spam') ) {
+ add_comment_meta($comment_id, '_wp_trash_meta_status', $comment->comment_approved);
+ do_action('spammed_comment', $comment_id);
+ return true;
+ }
+
+ return false;
+}
+
+/**
+ * Removes a comment from the Spam
+ *
+ * @since 2.9.0
+ * @uses do_action() on 'unspam_comment' before unspamming
+ * @uses do_action() on 'unspammed_comment' after unspamming
+ *
+ * @param int $comment_id Comment ID.
+ * @return mixed False on failure
+ */
+function wp_unspam_comment($comment_id) {
+ if ( ! (int)$comment_id )
+ return false;
+
+ do_action('unspam_comment', $comment_id);
+
+ $status = (string) get_comment_meta($comment_id, '_wp_trash_meta_status', true);
+ if ( empty($status) )
+ $status = '0';
+
+ if ( wp_set_comment_status($comment_id, $status) ) {
+ delete_comment_meta($comment_id, '_wp_trash_meta_status');
+ do_action('unspammed_comment', $comment_id);
+ return true;
+ }
+
+ return false;
+}
+
/**
* The status of a comment by ID.
*
* @since 1.0.0
*
* @param int $comment_id Comment ID
- * @return string|bool Status might be 'deleted', 'approved', 'unapproved', 'spam'. False on failure.
+ * @return string|bool Status might be 'trash', 'approved', 'unapproved', 'spam'. False on failure.
*/
function wp_get_comment_status($comment_id) {
$comment = get_comment($comment_id);
$approved = $comment->comment_approved;
if ( $approved == NULL )
- return 'deleted';
+ return false;
elseif ( $approved == '1' )
return 'approved';
elseif ( $approved == '0' )
return 'unapproved';
elseif ( $approved == 'spam' )
return 'spam';
+ elseif ( $approved == 'trash' )
+ return 'trash';
else
return false;
}
* @return array Parsed comment information.
*/
function wp_filter_comment($commentdata) {
- $commentdata['user_id'] = apply_filters('pre_user_id', $commentdata['user_ID']);
+ if ( isset($commentdata['user_ID']) )
+ $commentdata['user_id'] = apply_filters('pre_user_id', $commentdata['user_ID']);
+ elseif ( isset($commentdata['user_id']) )
+ $commentdata['user_id'] = apply_filters('pre_user_id', $commentdata['user_id']);
$commentdata['comment_agent'] = apply_filters('pre_comment_user_agent', $commentdata['comment_agent']);
$commentdata['comment_author'] = apply_filters('pre_comment_author_name', $commentdata['comment_author']);
$commentdata['comment_content'] = apply_filters('pre_comment_content', $commentdata['comment_content']);
$commentdata = apply_filters('preprocess_comment', $commentdata);
$commentdata['comment_post_ID'] = (int) $commentdata['comment_post_ID'];
- $commentdata['user_ID'] = (int) $commentdata['user_ID'];
+ if ( isset($commentdata['user_ID']) )
+ $commentdata['user_id'] = $commentdata['user_ID'] = (int) $commentdata['user_ID'];
+ elseif ( isset($commentdata['user_id']) )
+ $commentdata['user_id'] = (int) $commentdata['user_id'];
- $commentdata['comment_parent'] = absint($commentdata['comment_parent']);
+ $commentdata['comment_parent'] = isset($commentdata['comment_parent']) ? absint($commentdata['comment_parent']) : 0;
$parent_status = ( 0 < $commentdata['comment_parent'] ) ? wp_get_comment_status($commentdata['comment_parent']) : '';
$commentdata['comment_parent'] = ( 'approved' == $parent_status || 'unapproved' == $parent_status ) ? $commentdata['comment_parent'] : 0;
$commentdata['comment_author_IP'] = preg_replace( '/[^0-9a-fA-F:., ]/', '',$_SERVER['REMOTE_ADDR'] );
- $commentdata['comment_agent'] = $_SERVER['HTTP_USER_AGENT'];
+ $commentdata['comment_agent'] = substr($_SERVER['HTTP_USER_AGENT'], 0, 254);
$commentdata['comment_date'] = current_time('mysql');
$commentdata['comment_date_gmt'] = current_time('mysql', 1);
$post = &get_post($commentdata['comment_post_ID']); // Don't notify if it's your own comment
- if ( get_option('comments_notify') && $commentdata['comment_approved'] && $post->post_author != $commentdata['user_ID'] )
+ if ( get_option('comments_notify') && $commentdata['comment_approved'] && $post->post_author != $commentdata['user_id'] )
wp_notify_postauthor($comment_ID, $commentdata['comment_type']);
}
$status = '0';
switch ( $comment_status ) {
case 'hold':
+ case '0':
$status = '0';
break;
case 'approve':
+ case '1':
$status = '1';
if ( get_option('comments_notify') ) {
$comment = get_comment($comment_id);
case 'spam':
$status = 'spam';
break;
- case 'delete':
- return wp_delete_comment($comment_id);
+ case 'trash':
+ $status = 'trash';
break;
default:
return false;
}
+ $comment_old = wp_clone(get_comment($comment_id));
+
if ( !$wpdb->update( $wpdb->comments, array('comment_approved' => $status), array('comment_ID' => $comment_id) ) ) {
if ( $wp_error )
return new WP_Error('db_update_error', __('Could not update comment status'), $wpdb->last_error);
$comment = get_comment($comment_id);
do_action('wp_set_comment_status', $comment_id, $comment_status);
- wp_transition_comment_status($comment_status, $comment->comment_approved, $comment);
+ wp_transition_comment_status($comment_status, $comment_old->comment_approved, $comment);
wp_update_comment_count($comment->comment_post_ID);
$comment = get_comment($commentarr['comment_ID'], ARRAY_A);
// Escape data pulled from DB.
- $comment = $wpdb->escape($comment);
+ $comment = esc_sql($comment);
$old_status = $comment['comment_approved'];
// Do pingbacks
while ($ping = $wpdb->get_row("SELECT * FROM {$wpdb->posts}, {$wpdb->postmeta} WHERE {$wpdb->posts}.ID = {$wpdb->postmeta}.post_id AND {$wpdb->postmeta}.meta_key = '_pingme' LIMIT 1")) {
- $wpdb->query("DELETE FROM {$wpdb->postmeta} WHERE post_id = {$ping->ID} AND meta_key = '_pingme';");
+ $mid = $wpdb->get_var( "SELECT meta_id FROM {$wpdb->postmeta} WHERE post_id = {$ping->ID} AND meta_key = '_pingme' LIMIT 1");
+ do_action( 'delete_postmeta', $mid );
+ $wpdb->query( $wpdb->prepare( "DELETE FROM {$wpdb->postmeta} WHERE meta_id = %d", $mid ) );
+ do_action( 'deleted_postmeta', $mid );
pingback($ping->post_content, $ping->ID);
}
// Do Enclosures
while ($enclosure = $wpdb->get_row("SELECT * FROM {$wpdb->posts}, {$wpdb->postmeta} WHERE {$wpdb->posts}.ID = {$wpdb->postmeta}.post_id AND {$wpdb->postmeta}.meta_key = '_encloseme' LIMIT 1")) {
- $wpdb->query( $wpdb->prepare("DELETE FROM {$wpdb->postmeta} WHERE post_id = %d AND meta_key = '_encloseme';", $enclosure->ID) );
+ $mid = $wpdb->get_var( $wpdb->prepare("SELECT meta_id FROM {$wpdb->postmeta} WHERE post_id = %d AND meta_key = '_encloseme'", $enclosure->ID) );
+ do_action( 'delete_postmeta', $mid );
+ $wpdb->query( $wpdb->prepare("DELETE FROM {$wpdb->postmeta} WHERE meta_id = %d", $mid) );
+ do_action( 'deleted_postmeta', $mid );
do_enclose($enclosure->post_content, $enclosure->ID);
}
// using a timeout of 3 seconds should be enough to cover slow servers
$client = new IXR_Client($pingback_server_url);
$client->timeout = 3;
- $client->useragent .= ' -- WordPress/' . $wp_version;
-
+ $client->useragent = apply_filters( 'pingback_useragent', $client->useragent . ' -- WordPress/' . $wp_version, $client->useragent, $pingback_server_url, $pagelinkedto, $pagelinkedfrom);
// when set to true, this outputs debug messages by itself
$client->debug = false;