2095 lines
67 KiB
PHP
2095 lines
67 KiB
PHP
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<?php
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/**
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* Manages WordPress comments
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*
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* @package WordPress
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* @subpackage Comment
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*/
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/**
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* Checks whether a comment passes internal checks to be allowed to add.
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*
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* If comment moderation is set in the administration, then all comments,
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* regardless of their type and whitelist will be set to false. If the number of
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* links exceeds the amount in the administration, then the check fails. If any
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* of the parameter contents match the blacklist of words, then the check fails.
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*
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* If the number of links exceeds the amount in the administration, then the
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* check fails. If any of the parameter contents match the blacklist of words,
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* then the check fails.
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*
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* If the comment author was approved before, then the comment is
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* automatically whitelisted.
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*
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* If none of the checks fail, then the failback is to set the check to pass
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* (return true).
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*
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* @since 1.2.0
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* @uses $wpdb
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*
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* @param string $author Comment Author's name
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* @param string $email Comment Author's email
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* @param string $url Comment Author's URL
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* @param string $comment Comment contents
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* @param string $user_ip Comment Author's IP address
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* @param string $user_agent Comment Author's User Agent
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* @param string $comment_type Comment type, either user submitted comment,
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* trackback, or pingback
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* @return bool Whether the checks passed (true) and the comments should be
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* displayed or set to moderated
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*/
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function check_comment($author, $email, $url, $comment, $user_ip, $user_agent, $comment_type) {
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global $wpdb;
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if ( 1 == get_option('comment_moderation') )
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return false; // If moderation is set to manual
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$comment = apply_filters( 'comment_text', $comment );
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// Check # of external links
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if ( $max_links = get_option( 'comment_max_links' ) ) {
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$num_links = preg_match_all( '/<a [^>]*href/i', $comment, $out );
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$num_links = apply_filters( 'comment_max_links_url', $num_links, $url ); // provide for counting of $url as a link
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if ( $num_links >= $max_links )
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return false;
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}
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$mod_keys = trim(get_option('moderation_keys'));
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if ( !empty($mod_keys) ) {
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$words = explode("\n", $mod_keys );
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foreach ( (array) $words as $word) {
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$word = trim($word);
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// Skip empty lines
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if ( empty($word) )
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continue;
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// Do some escaping magic so that '#' chars in the
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// spam words don't break things:
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$word = preg_quote($word, '#');
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$pattern = "#$word#i";
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if ( preg_match($pattern, $author) ) return false;
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if ( preg_match($pattern, $email) ) return false;
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if ( preg_match($pattern, $url) ) return false;
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if ( preg_match($pattern, $comment) ) return false;
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if ( preg_match($pattern, $user_ip) ) return false;
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if ( preg_match($pattern, $user_agent) ) return false;
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}
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}
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// Comment whitelisting:
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if ( 1 == get_option('comment_whitelist')) {
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if ( 'trackback' != $comment_type && 'pingback' != $comment_type && $author != '' && $email != '' ) {
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// expected_slashed ($author, $email)
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$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");
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if ( ( 1 == $ok_to_comment ) &&
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( empty($mod_keys) || false === strpos( $email, $mod_keys) ) )
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return true;
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else
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return false;
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} else {
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return false;
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}
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}
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return true;
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}
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/**
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* Retrieve the approved comments for post $post_id.
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*
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* @since 2.0.0
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* @uses $wpdb
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*
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* @param int $post_id The ID of the post
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* @return array $comments The approved comments
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*/
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function get_approved_comments($post_id) {
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global $wpdb;
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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));
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}
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/**
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* Retrieves comment data given a comment ID or comment object.
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*
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* If an object is passed then the comment data will be cached and then returned
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* after being passed through a filter. If the comment is empty, then the global
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* comment variable will be used, if it is set.
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*
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* If the comment is empty, then the global comment variable will be used, if it
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* is set.
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*
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* @since 2.0.0
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* @uses $wpdb
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*
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* @param object|string|int $comment Comment to retrieve.
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* @param string $output Optional. OBJECT or ARRAY_A or ARRAY_N constants.
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* @return object|array|null Depends on $output value.
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*/
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function get_comment(&$comment, $output = OBJECT) {
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global $wpdb;
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$null = null;
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if ( empty($comment) ) {
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if ( isset($GLOBALS['comment']) )
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$_comment = & $GLOBALS['comment'];
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else
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$_comment = null;
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} elseif ( is_object($comment) ) {
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wp_cache_add($comment->comment_ID, $comment, 'comment');
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$_comment = $comment;
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} else {
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if ( isset($GLOBALS['comment']) && ($GLOBALS['comment']->comment_ID == $comment) ) {
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$_comment = & $GLOBALS['comment'];
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} elseif ( ! $_comment = wp_cache_get($comment, 'comment') ) {
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$_comment = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->comments WHERE comment_ID = %d LIMIT 1", $comment));
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if ( ! $_comment )
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return $null;
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wp_cache_add($_comment->comment_ID, $_comment, 'comment');
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}
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}
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$_comment = apply_filters('get_comment', $_comment);
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if ( $output == OBJECT ) {
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return $_comment;
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} elseif ( $output == ARRAY_A ) {
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$__comment = get_object_vars($_comment);
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return $__comment;
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} elseif ( $output == ARRAY_N ) {
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$__comment = array_values(get_object_vars($_comment));
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return $__comment;
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} else {
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return $_comment;
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}
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}
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/**
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* Retrieve a list of comments.
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*
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* The comment list can be for the blog as a whole or for an individual post.
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*
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* The list of comment arguments are 'status', 'orderby', 'comment_date_gmt',
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* 'order', 'number', 'offset', and 'post_id'.
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*
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* @since 2.7.0
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* @uses $wpdb
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*
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* @param mixed $args Optional. Array or string of options to override defaults.
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* @return array List of comments.
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*/
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function get_comments( $args = '' ) {
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$query = new WP_Comment_Query;
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return $query->query( $args );
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}
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/**
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* WordPress Comment Query class.
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*
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* @since 3.1.0
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*/
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class WP_Comment_Query {
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/**
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* Metadata query container
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*
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* @since 3.5.0
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* @access public
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* @var object WP_Meta_Query
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*/
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var $meta_query = false;
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/**
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* Execute the query
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*
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* @since 3.1.0
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*
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* @param string|array $query_vars
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* @return int|array
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*/
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function query( $query_vars ) {
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global $wpdb;
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$defaults = array(
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'author_email' => '',
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'ID' => '',
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'karma' => '',
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'number' => '',
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'offset' => '',
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'orderby' => '',
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'order' => 'DESC',
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'parent' => '',
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'post_ID' => '',
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'post_id' => 0,
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'post_author' => '',
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'post_name' => '',
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'post_parent' => '',
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'post_status' => '',
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'post_type' => '',
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'status' => '',
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'type' => '',
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'user_id' => '',
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'search' => '',
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'count' => false,
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'meta_key' => '',
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'meta_value' => '',
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'meta_query' => '',
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);
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$groupby = '';
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$this->query_vars = wp_parse_args( $query_vars, $defaults );
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// Parse meta query
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$this->meta_query = new WP_Meta_Query();
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$this->meta_query->parse_query_vars( $this->query_vars );
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do_action_ref_array( 'pre_get_comments', array( &$this ) );
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extract( $this->query_vars, EXTR_SKIP );
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// $args can be whatever, only use the args defined in defaults to compute the key
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$key = md5( serialize( compact(array_keys($defaults)) ) );
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$last_changed = wp_cache_get( 'last_changed', 'comment' );
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if ( ! $last_changed )
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$last_changed = wp_cache_set( 'last_changed', 1, 'comment' );
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$cache_key = "get_comments:$key:$last_changed";
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if ( $cache = wp_cache_get( $cache_key, 'comment' ) )
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return $cache;
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$post_id = absint($post_id);
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if ( 'hold' == $status )
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$approved = "comment_approved = '0'";
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elseif ( 'approve' == $status )
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$approved = "comment_approved = '1'";
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elseif ( ! empty( $status ) && 'all' != $status )
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$approved = $wpdb->prepare( "comment_approved = %s", $status );
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else
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$approved = "( comment_approved = '0' OR comment_approved = '1' )";
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$order = ( 'ASC' == strtoupper($order) ) ? 'ASC' : 'DESC';
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if ( ! empty( $orderby ) ) {
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$ordersby = is_array($orderby) ? $orderby : preg_split('/[,\s]/', $orderby);
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$allowed_keys = array(
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'comment_agent',
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'comment_approved',
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'comment_author',
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'comment_author_email',
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'comment_author_IP',
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'comment_author_url',
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'comment_content',
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'comment_date',
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'comment_date_gmt',
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'comment_ID',
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'comment_karma',
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'comment_parent',
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'comment_post_ID',
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'comment_type',
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'user_id',
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);
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if ( ! empty( $this->query_vars['meta_key'] ) ) {
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$allowed_keys[] = $this->query_vars['meta_key'];
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$allowed_keys[] = 'meta_value';
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$allowed_keys[] = 'meta_value_num';
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}
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$ordersby = array_intersect( $ordersby, $allowed_keys );
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foreach ( $ordersby as $key => $value ) {
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if ( $value == $this->query_vars['meta_key'] || $value == 'meta_value' ) {
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$ordersby[ $key ] = "$wpdb->commentmeta.meta_value";
|
||
|
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} elseif ( $value == 'meta_value_num' ) {
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$ordersby[ $key ] = "$wpdb->commentmeta.meta_value+0";
|
||
|
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}
|
||
|
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}
|
||
|
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$orderby = empty( $ordersby ) ? 'comment_date_gmt' : implode(', ', $ordersby);
|
||
|
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} else {
|
||
|
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$orderby = 'comment_date_gmt';
|
||
|
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}
|
||
|
|
|
||
|
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$number = absint($number);
|
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|
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$offset = absint($offset);
|
||
|
|
|
||
|
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if ( !empty($number) ) {
|
||
|
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if ( $offset )
|
||
|
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$limits = 'LIMIT ' . $offset . ',' . $number;
|
||
|
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else
|
||
|
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$limits = 'LIMIT ' . $number;
|
||
|
|
} else {
|
||
|
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$limits = '';
|
||
|
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}
|
||
|
|
|
||
|
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if ( $count )
|
||
|
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$fields = 'COUNT(*)';
|
||
|
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else
|
||
|
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$fields = '*';
|
||
|
|
|
||
|
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$join = '';
|
||
|
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$where = $approved;
|
||
|
|
|
||
|
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if ( ! empty($post_id) )
|
||
|
|
$where .= $wpdb->prepare( ' AND comment_post_ID = %d', $post_id );
|
||
|
|
if ( '' !== $author_email )
|
||
|
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$where .= $wpdb->prepare( ' AND comment_author_email = %s', $author_email );
|
||
|
|
if ( '' !== $karma )
|
||
|
|
$where .= $wpdb->prepare( ' AND comment_karma = %d', $karma );
|
||
|
|
if ( 'comment' == $type ) {
|
||
|
|
$where .= " AND comment_type = ''";
|
||
|
|
} elseif( 'pings' == $type ) {
|
||
|
|
$where .= ' AND comment_type IN ("pingback", "trackback")';
|
||
|
|
} elseif ( ! empty( $type ) ) {
|
||
|
|
$where .= $wpdb->prepare( ' AND comment_type = %s', $type );
|
||
|
|
}
|
||
|
|
if ( '' !== $parent )
|
||
|
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$where .= $wpdb->prepare( ' AND comment_parent = %d', $parent );
|
||
|
|
if ( '' !== $user_id )
|
||
|
|
$where .= $wpdb->prepare( ' AND user_id = %d', $user_id );
|
||
|
|
if ( '' !== $search )
|
||
|
|
$where .= $this->get_search_sql( $search, array( 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_author_IP', 'comment_content' ) );
|
||
|
|
|
||
|
|
$post_fields = array_filter( compact( array( 'post_author', 'post_name', 'post_parent', 'post_status', 'post_type', ) ) );
|
||
|
|
if ( ! empty( $post_fields ) ) {
|
||
|
|
$join = "JOIN $wpdb->posts ON $wpdb->posts.ID = $wpdb->comments.comment_post_ID";
|
||
|
|
foreach( $post_fields as $field_name => $field_value )
|
||
|
|
$where .= $wpdb->prepare( " AND {$wpdb->posts}.{$field_name} = %s", $field_value );
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( ! empty( $this->meta_query->queries ) ) {
|
||
|
|
$clauses = $this->meta_query->get_sql( 'comment', $wpdb->comments, 'comment_ID', $this );
|
||
|
|
$join .= $clauses['join'];
|
||
|
|
$where .= $clauses['where'];
|
||
|
|
$groupby = "{$wpdb->comments}.comment_ID";
|
||
|
|
}
|
||
|
|
|
||
|
|
$pieces = array( 'fields', 'join', 'where', 'orderby', 'order', 'limits', 'groupby' );
|
||
|
|
$clauses = apply_filters_ref_array( 'comments_clauses', array( compact( $pieces ), &$this ) );
|
||
|
|
foreach ( $pieces as $piece )
|
||
|
|
$$piece = isset( $clauses[ $piece ] ) ? $clauses[ $piece ] : '';
|
||
|
|
|
||
|
|
if ( $groupby )
|
||
|
|
$groupby = 'GROUP BY ' . $groupby;
|
||
|
|
|
||
|
|
$query = "SELECT $fields FROM $wpdb->comments $join WHERE $where $groupby ORDER BY $orderby $order $limits";
|
||
|
|
|
||
|
|
if ( $count )
|
||
|
|
return $wpdb->get_var( $query );
|
||
|
|
|
||
|
|
$comments = $wpdb->get_results( $query );
|
||
|
|
$comments = apply_filters_ref_array( 'the_comments', array( $comments, &$this ) );
|
||
|
|
|
||
|
|
wp_cache_add( $cache_key, $comments, 'comment' );
|
||
|
|
|
||
|
|
return $comments;
|
||
|
|
}
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Used internally to generate an SQL string for searching across multiple columns
|
||
|
|
*
|
||
|
|
* @access protected
|
||
|
|
* @since 3.1.0
|
||
|
|
*
|
||
|
|
* @param string $string
|
||
|
|
* @param array $cols
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
function get_search_sql( $string, $cols ) {
|
||
|
|
$string = esc_sql( like_escape( $string ) );
|
||
|
|
|
||
|
|
$searches = array();
|
||
|
|
foreach ( $cols as $col )
|
||
|
|
$searches[] = "$col LIKE '%$string%'";
|
||
|
|
|
||
|
|
return ' AND (' . implode(' OR ', $searches) . ')';
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Retrieve all of the WordPress supported comment statuses.
|
||
|
|
*
|
||
|
|
* Comments have a limited set of valid status values, this provides the comment
|
||
|
|
* status values and descriptions.
|
||
|
|
*
|
||
|
|
* @package WordPress
|
||
|
|
* @subpackage Post
|
||
|
|
* @since 2.7.0
|
||
|
|
*
|
||
|
|
* @return array List of comment statuses.
|
||
|
|
*/
|
||
|
|
function get_comment_statuses( ) {
|
||
|
|
$status = array(
|
||
|
|
'hold' => __('Unapproved'),
|
||
|
|
/* translators: comment status */
|
||
|
|
'approve' => _x('Approved', 'adjective'),
|
||
|
|
/* translators: comment status */
|
||
|
|
'spam' => _x('Spam', 'adjective'),
|
||
|
|
);
|
||
|
|
|
||
|
|
return $status;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* The date the last comment was modified.
|
||
|
|
*
|
||
|
|
* @since 1.5.0
|
||
|
|
* @uses $wpdb
|
||
|
|
*
|
||
|
|
* @param string $timezone Which timezone to use in reference to 'gmt', 'blog',
|
||
|
|
* or 'server' locations.
|
||
|
|
* @return string Last comment modified date.
|
||
|
|
*/
|
||
|
|
function get_lastcommentmodified($timezone = 'server') {
|
||
|
|
global $wpdb;
|
||
|
|
static $cache_lastcommentmodified = array();
|
||
|
|
|
||
|
|
if ( isset($cache_lastcommentmodified[$timezone]) )
|
||
|
|
return $cache_lastcommentmodified[$timezone];
|
||
|
|
|
||
|
|
$add_seconds_server = date('Z');
|
||
|
|
|
||
|
|
switch ( strtolower($timezone)) {
|
||
|
|
case 'gmt':
|
||
|
|
$lastcommentmodified = $wpdb->get_var("SELECT comment_date_gmt FROM $wpdb->comments WHERE comment_approved = '1' ORDER BY comment_date_gmt DESC LIMIT 1");
|
||
|
|
break;
|
||
|
|
case 'blog':
|
||
|
|
$lastcommentmodified = $wpdb->get_var("SELECT comment_date FROM $wpdb->comments WHERE comment_approved = '1' ORDER BY comment_date_gmt DESC LIMIT 1");
|
||
|
|
break;
|
||
|
|
case 'server':
|
||
|
|
$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));
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
$cache_lastcommentmodified[$timezone] = $lastcommentmodified;
|
||
|
|
|
||
|
|
return $lastcommentmodified;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* The amount of comments in a post or total comments.
|
||
|
|
*
|
||
|
|
* A lot like {@link wp_count_comments()}, in that they both return comment
|
||
|
|
* stats (albeit with different types). The {@link wp_count_comments()} actual
|
||
|
|
* caches, but this function does not.
|
||
|
|
*
|
||
|
|
* @since 2.0.0
|
||
|
|
* @uses $wpdb
|
||
|
|
*
|
||
|
|
* @param int $post_id Optional. Comment amount in post if > 0, else total comments blog wide.
|
||
|
|
* @return array The amount of spam, approved, awaiting moderation, and total comments.
|
||
|
|
*/
|
||
|
|
function get_comment_count( $post_id = 0 ) {
|
||
|
|
global $wpdb;
|
||
|
|
|
||
|
|
$post_id = (int) $post_id;
|
||
|
|
|
||
|
|
$where = '';
|
||
|
|
if ( $post_id > 0 ) {
|
||
|
|
$where = $wpdb->prepare("WHERE comment_post_ID = %d", $post_id);
|
||
|
|
}
|
||
|
|
|
||
|
|
$totals = (array) $wpdb->get_results("
|
||
|
|
SELECT comment_approved, COUNT( * ) AS total
|
||
|
|
FROM {$wpdb->comments}
|
||
|
|
{$where}
|
||
|
|
GROUP BY comment_approved
|
||
|
|
", ARRAY_A);
|
||
|
|
|
||
|
|
$comment_count = array(
|
||
|
|
"approved" => 0,
|
||
|
|
"awaiting_moderation" => 0,
|
||
|
|
"spam" => 0,
|
||
|
|
"total_comments" => 0
|
||
|
|
);
|
||
|
|
|
||
|
|
foreach ( $totals as $row ) {
|
||
|
|
switch ( $row['comment_approved'] ) {
|
||
|
|
case 'spam':
|
||
|
|
$comment_count['spam'] = $row['total'];
|
||
|
|
$comment_count["total_comments"] += $row['total'];
|
||
|
|
break;
|
||
|
|
case 1:
|
||
|
|
$comment_count['approved'] = $row['total'];
|
||
|
|
$comment_count['total_comments'] += $row['total'];
|
||
|
|
break;
|
||
|
|
case 0:
|
||
|
|
$comment_count['awaiting_moderation'] = $row['total'];
|
||
|
|
$comment_count['total_comments'] += $row['total'];
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return $comment_count;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Comment meta functions
|
||
|
|
//
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Add meta data field to a comment.
|
||
|
|
*
|
||
|
|
* @since 2.9.0
|
||
|
|
* @uses add_metadata
|
||
|
|
* @link http://codex.wordpress.org/Function_Reference/add_comment_meta
|
||
|
|
*
|
||
|
|
* @param int $comment_id Comment ID.
|
||
|
|
* @param string $meta_key Metadata name.
|
||
|
|
* @param mixed $meta_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 2.9.0
|
||
|
|
* @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 2.9.0
|
||
|
|
* @uses get_metadata
|
||
|
|
* @link http://codex.wordpress.org/Function_Reference/get_comment_meta
|
||
|
|
*
|
||
|
|
* @param int $comment_id Comment ID.
|
||
|
|
* @param string $key Optional. The meta key to retrieve. By default, returns data for all keys.
|
||
|
|
* @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 2.9.0
|
||
|
|
* @uses update_metadata
|
||
|
|
* @link http://codex.wordpress.org/Function_Reference/update_comment_meta
|
||
|
|
*
|
||
|
|
* @param int $comment_id Comment ID.
|
||
|
|
* @param string $meta_key Metadata key.
|
||
|
|
* @param mixed $meta_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);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Sets the cookies used to store an unauthenticated commentator's identity. Typically used
|
||
|
|
* to recall previous comments by this commentator that are still held in moderation.
|
||
|
|
*
|
||
|
|
* @param object $comment Comment object.
|
||
|
|
* @param object $user Comment author's object.
|
||
|
|
*
|
||
|
|
* @since 3.4.0
|
||
|
|
*/
|
||
|
|
function wp_set_comment_cookies($comment, $user) {
|
||
|
|
if ( $user->exists() )
|
||
|
|
return;
|
||
|
|
|
||
|
|
$comment_cookie_lifetime = apply_filters('comment_cookie_lifetime', 30000000);
|
||
|
|
setcookie('comment_author_' . COOKIEHASH, $comment->comment_author, time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN);
|
||
|
|
setcookie('comment_author_email_' . COOKIEHASH, $comment->comment_author_email, time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN);
|
||
|
|
setcookie('comment_author_url_' . COOKIEHASH, esc_url($comment->comment_author_url), time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Sanitizes the cookies sent to the user already.
|
||
|
|
*
|
||
|
|
* Will only do anything if the cookies have already been created for the user.
|
||
|
|
* Mostly used after cookies had been sent to use elsewhere.
|
||
|
|
*
|
||
|
|
* @since 2.0.4
|
||
|
|
*/
|
||
|
|
function sanitize_comment_cookies() {
|
||
|
|
if ( isset($_COOKIE['comment_author_'.COOKIEHASH]) ) {
|
||
|
|
$comment_author = apply_filters('pre_comment_author_name', $_COOKIE['comment_author_'.COOKIEHASH]);
|
||
|
|
$comment_author = stripslashes($comment_author);
|
||
|
|
$comment_author = esc_attr($comment_author);
|
||
|
|
$_COOKIE['comment_author_'.COOKIEHASH] = $comment_author;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( isset($_COOKIE['comment_author_email_'.COOKIEHASH]) ) {
|
||
|
|
$comment_author_email = apply_filters('pre_comment_author_email', $_COOKIE['comment_author_email_'.COOKIEHASH]);
|
||
|
|
$comment_author_email = stripslashes($comment_author_email);
|
||
|
|
$comment_author_email = esc_attr($comment_author_email);
|
||
|
|
$_COOKIE['comment_author_email_'.COOKIEHASH] = $comment_author_email;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( isset($_COOKIE['comment_author_url_'.COOKIEHASH]) ) {
|
||
|
|
$comment_author_url = apply_filters('pre_comment_author_url', $_COOKIE['comment_author_url_'.COOKIEHASH]);
|
||
|
|
$comment_author_url = stripslashes($comment_author_url);
|
||
|
|
$_COOKIE['comment_author_url_'.COOKIEHASH] = $comment_author_url;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Validates whether this comment is allowed to be made.
|
||
|
|
*
|
||
|
|
* @since 2.0.0
|
||
|
|
* @uses $wpdb
|
||
|
|
* @uses apply_filters() Calls 'pre_comment_approved' hook on the type of comment
|
||
|
|
* @uses apply_filters() Calls 'comment_duplicate_trigger' hook on commentdata.
|
||
|
|
* @uses do_action() Calls 'check_comment_flood' hook on $comment_author_IP, $comment_author_email, and $comment_date_gmt
|
||
|
|
*
|
||
|
|
* @param array $commentdata Contains information on the comment
|
||
|
|
* @return mixed Signifies the approval status (0|1|'spam')
|
||
|
|
*/
|
||
|
|
function wp_allow_comment($commentdata) {
|
||
|
|
global $wpdb;
|
||
|
|
extract($commentdata, EXTR_SKIP);
|
||
|
|
|
||
|
|
// 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_parent = '$comment_parent' AND comment_approved != 'trash' AND ( comment_author = '$comment_author' ";
|
||
|
|
if ( $comment_author_email )
|
||
|
|
$dupe .= "OR comment_author_email = '$comment_author_email' ";
|
||
|
|
$dupe .= ") AND comment_content = '$comment_content' LIMIT 1";
|
||
|
|
if ( $wpdb->get_var($dupe) ) {
|
||
|
|
do_action( 'comment_duplicate_trigger', $commentdata );
|
||
|
|
if ( defined('DOING_AJAX') )
|
||
|
|
die( __('Duplicate comment detected; it looks as though you’ve already said that!') );
|
||
|
|
|
||
|
|
wp_die( __('Duplicate comment detected; it looks as though you’ve already said that!') );
|
||
|
|
}
|
||
|
|
|
||
|
|
do_action( 'check_comment_flood', $comment_author_IP, $comment_author_email, $comment_date_gmt );
|
||
|
|
|
||
|
|
if ( ! empty( $user_id ) ) {
|
||
|
|
$user = get_userdata( $user_id );
|
||
|
|
$post_author = $wpdb->get_var($wpdb->prepare("SELECT post_author FROM $wpdb->posts WHERE ID = %d LIMIT 1", $comment_post_ID));
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( isset( $user ) && ( $user_id == $post_author || $user->has_cap( 'moderate_comments' ) ) ) {
|
||
|
|
// The author and the admins get respect.
|
||
|
|
$approved = 1;
|
||
|
|
} else {
|
||
|
|
// Everyone else's comments will be checked.
|
||
|
|
if ( check_comment($comment_author, $comment_author_email, $comment_author_url, $comment_content, $comment_author_IP, $comment_agent, $comment_type) )
|
||
|
|
$approved = 1;
|
||
|
|
else
|
||
|
|
$approved = 0;
|
||
|
|
if ( wp_blacklist_check($comment_author, $comment_author_email, $comment_author_url, $comment_content, $comment_author_IP, $comment_agent) )
|
||
|
|
$approved = 'spam';
|
||
|
|
}
|
||
|
|
|
||
|
|
$approved = apply_filters( 'pre_comment_approved', $approved, $commentdata );
|
||
|
|
return $approved;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Check whether comment flooding is occurring.
|
||
|
|
*
|
||
|
|
* Won't run, if current user can manage options, so to not block
|
||
|
|
* administrators.
|
||
|
|
*
|
||
|
|
* @since 2.3.0
|
||
|
|
* @uses $wpdb
|
||
|
|
* @uses apply_filters() Calls 'comment_flood_filter' filter with first
|
||
|
|
* parameter false, last comment timestamp, new comment timestamp.
|
||
|
|
* @uses do_action() Calls 'comment_flood_trigger' action with parameters with
|
||
|
|
* last comment timestamp and new comment timestamp.
|
||
|
|
*
|
||
|
|
* @param string $ip Comment IP.
|
||
|
|
* @param string $email Comment author email address.
|
||
|
|
* @param string $date MySQL time string.
|
||
|
|
*/
|
||
|
|
function check_comment_flood_db( $ip, $email, $date ) {
|
||
|
|
global $wpdb;
|
||
|
|
if ( current_user_can( 'manage_options' ) )
|
||
|
|
return; // don't throttle admins
|
||
|
|
$hour_ago = gmdate( 'Y-m-d H:i:s', time() - HOUR_IN_SECONDS );
|
||
|
|
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);
|
||
|
|
if ( $flood_die ) {
|
||
|
|
do_action('comment_flood_trigger', $time_lastcomment, $time_newcomment);
|
||
|
|
|
||
|
|
if ( defined('DOING_AJAX') )
|
||
|
|
die( __('You are posting comments too quickly. Slow down.') );
|
||
|
|
|
||
|
|
wp_die( __('You are posting comments too quickly. Slow down.'), '', array('response' => 403) );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Separates an array of comments into an array keyed by comment_type.
|
||
|
|
*
|
||
|
|
* @since 2.7.0
|
||
|
|
*
|
||
|
|
* @param array $comments Array of comments
|
||
|
|
* @return array Array of comments keyed by comment_type.
|
||
|
|
*/
|
||
|
|
function separate_comments(&$comments) {
|
||
|
|
$comments_by_type = array('comment' => array(), 'trackback' => array(), 'pingback' => array(), 'pings' => array());
|
||
|
|
$count = count($comments);
|
||
|
|
for ( $i = 0; $i < $count; $i++ ) {
|
||
|
|
$type = $comments[$i]->comment_type;
|
||
|
|
if ( empty($type) )
|
||
|
|
$type = 'comment';
|
||
|
|
$comments_by_type[$type][] = &$comments[$i];
|
||
|
|
if ( 'trackback' == $type || 'pingback' == $type )
|
||
|
|
$comments_by_type['pings'][] = &$comments[$i];
|
||
|
|
}
|
||
|
|
|
||
|
|
return $comments_by_type;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Calculate the total number of comment pages.
|
||
|
|
*
|
||
|
|
* @since 2.7.0
|
||
|
|
* @uses get_query_var() Used to fill in the default for $per_page parameter.
|
||
|
|
* @uses get_option() Used to fill in defaults for parameters.
|
||
|
|
* @uses Walker_Comment
|
||
|
|
*
|
||
|
|
* @param array $comments Optional array of comment objects. Defaults to $wp_query->comments
|
||
|
|
* @param int $per_page Optional comments per page.
|
||
|
|
* @param boolean $threaded Optional control over flat or threaded comments.
|
||
|
|
* @return int Number of comment pages.
|
||
|
|
*/
|
||
|
|
function get_comment_pages_count( $comments = null, $per_page = null, $threaded = null ) {
|
||
|
|
global $wp_query;
|
||
|
|
|
||
|
|
if ( null === $comments && null === $per_page && null === $threaded && !empty($wp_query->max_num_comment_pages) )
|
||
|
|
return $wp_query->max_num_comment_pages;
|
||
|
|
|
||
|
|
if ( !$comments || !is_array($comments) )
|
||
|
|
$comments = $wp_query->comments;
|
||
|
|
|
||
|
|
if ( empty($comments) )
|
||
|
|
return 0;
|
||
|
|
|
||
|
|
if ( !isset($per_page) )
|
||
|
|
$per_page = (int) get_query_var('comments_per_page');
|
||
|
|
if ( 0 === $per_page )
|
||
|
|
$per_page = (int) get_option('comments_per_page');
|
||
|
|
if ( 0 === $per_page )
|
||
|
|
return 1;
|
||
|
|
|
||
|
|
if ( !isset($threaded) )
|
||
|
|
$threaded = get_option('thread_comments');
|
||
|
|
|
||
|
|
if ( $threaded ) {
|
||
|
|
$walker = new Walker_Comment;
|
||
|
|
$count = ceil( $walker->get_number_of_root_elements( $comments ) / $per_page );
|
||
|
|
} else {
|
||
|
|
$count = ceil( count( $comments ) / $per_page );
|
||
|
|
}
|
||
|
|
|
||
|
|
return $count;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Calculate what page number a comment will appear on for comment paging.
|
||
|
|
*
|
||
|
|
* @since 2.7.0
|
||
|
|
* @uses get_comment() Gets the full comment of the $comment_ID parameter.
|
||
|
|
* @uses get_option() Get various settings to control function and defaults.
|
||
|
|
* @uses get_page_of_comment() Used to loop up to top level comment.
|
||
|
|
*
|
||
|
|
* @param int $comment_ID Comment ID.
|
||
|
|
* @param array $args Optional args.
|
||
|
|
* @return int|null Comment page number or null on error.
|
||
|
|
*/
|
||
|
|
function get_page_of_comment( $comment_ID, $args = array() ) {
|
||
|
|
global $wpdb;
|
||
|
|
|
||
|
|
if ( !$comment = get_comment( $comment_ID ) )
|
||
|
|
return;
|
||
|
|
|
||
|
|
$defaults = array( 'type' => 'all', 'page' => '', 'per_page' => '', 'max_depth' => '' );
|
||
|
|
$args = wp_parse_args( $args, $defaults );
|
||
|
|
|
||
|
|
if ( '' === $args['per_page'] && get_option('page_comments') )
|
||
|
|
$args['per_page'] = get_query_var('comments_per_page');
|
||
|
|
if ( empty($args['per_page']) ) {
|
||
|
|
$args['per_page'] = 0;
|
||
|
|
$args['page'] = 0;
|
||
|
|
}
|
||
|
|
if ( $args['per_page'] < 1 )
|
||
|
|
return 1;
|
||
|
|
|
||
|
|
if ( '' === $args['max_depth'] ) {
|
||
|
|
if ( get_option('thread_comments') )
|
||
|
|
$args['max_depth'] = get_option('thread_comments_depth');
|
||
|
|
else
|
||
|
|
$args['max_depth'] = -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
// Find this comment's top level parent if threading is enabled
|
||
|
|
if ( $args['max_depth'] > 1 && 0 != $comment->comment_parent )
|
||
|
|
return get_page_of_comment( $comment->comment_parent, $args );
|
||
|
|
|
||
|
|
$allowedtypes = array(
|
||
|
|
'comment' => '',
|
||
|
|
'pingback' => 'pingback',
|
||
|
|
'trackback' => 'trackback',
|
||
|
|
);
|
||
|
|
|
||
|
|
$comtypewhere = ( 'all' != $args['type'] && isset($allowedtypes[$args['type']]) ) ? " AND comment_type = '" . $allowedtypes[$args['type']] . "'" : '';
|
||
|
|
|
||
|
|
// Count comments older than this one
|
||
|
|
$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 ) );
|
||
|
|
|
||
|
|
// No older comments? Then it's page #1.
|
||
|
|
if ( 0 == $oldercoms )
|
||
|
|
return 1;
|
||
|
|
|
||
|
|
// Divide comments older than this one by comments per page to get this comment's page number
|
||
|
|
return ceil( ( $oldercoms + 1 ) / $args['per_page'] );
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Does comment contain blacklisted characters or words.
|
||
|
|
*
|
||
|
|
* @since 1.5.0
|
||
|
|
* @uses do_action() Calls 'wp_blacklist_check' hook for all parameters.
|
||
|
|
*
|
||
|
|
* @param string $author The author of the comment
|
||
|
|
* @param string $email The email of the comment
|
||
|
|
* @param string $url The url used in the comment
|
||
|
|
* @param string $comment The comment content
|
||
|
|
* @param string $user_ip The comment author IP address
|
||
|
|
* @param string $user_agent The author's browser user agent
|
||
|
|
* @return bool True if comment contains blacklisted content, false if comment does not
|
||
|
|
*/
|
||
|
|
function wp_blacklist_check($author, $email, $url, $comment, $user_ip, $user_agent) {
|
||
|
|
do_action('wp_blacklist_check', $author, $email, $url, $comment, $user_ip, $user_agent);
|
||
|
|
|
||
|
|
$mod_keys = trim( get_option('blacklist_keys') );
|
||
|
|
if ( '' == $mod_keys )
|
||
|
|
return false; // If moderation keys are empty
|
||
|
|
$words = explode("\n", $mod_keys );
|
||
|
|
|
||
|
|
foreach ( (array) $words as $word ) {
|
||
|
|
$word = trim($word);
|
||
|
|
|
||
|
|
// Skip empty lines
|
||
|
|
if ( empty($word) ) { continue; }
|
||
|
|
|
||
|
|
// Do some escaping magic so that '#' chars in the
|
||
|
|
// spam words don't break things:
|
||
|
|
$word = preg_quote($word, '#');
|
||
|
|
|
||
|
|
$pattern = "#$word#i";
|
||
|
|
if (
|
||
|
|
preg_match($pattern, $author)
|
||
|
|
|| preg_match($pattern, $email)
|
||
|
|
|| preg_match($pattern, $url)
|
||
|
|
|| preg_match($pattern, $comment)
|
||
|
|
|| preg_match($pattern, $user_ip)
|
||
|
|
|| preg_match($pattern, $user_agent)
|
||
|
|
)
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Retrieve total comments for blog or single post.
|
||
|
|
*
|
||
|
|
* The properties of the returned object contain the 'moderated', 'approved',
|
||
|
|
* and spam comments for either the entire blog or single post. Those properties
|
||
|
|
* contain the amount of comments that match the status. The 'total_comments'
|
||
|
|
* property contains the integer of total comments.
|
||
|
|
*
|
||
|
|
* The comment stats are cached and then retrieved, if they already exist in the
|
||
|
|
* cache.
|
||
|
|
*
|
||
|
|
* @since 2.5.0
|
||
|
|
*
|
||
|
|
* @param int $post_id Optional. Post ID.
|
||
|
|
* @return object Comment stats.
|
||
|
|
*/
|
||
|
|
function wp_count_comments( $post_id = 0 ) {
|
||
|
|
global $wpdb;
|
||
|
|
|
||
|
|
$post_id = (int) $post_id;
|
||
|
|
|
||
|
|
$stats = apply_filters('wp_count_comments', array(), $post_id);
|
||
|
|
if ( !empty($stats) )
|
||
|
|
return $stats;
|
||
|
|
|
||
|
|
$count = wp_cache_get("comments-{$post_id}", 'counts');
|
||
|
|
|
||
|
|
if ( false !== $count )
|
||
|
|
return $count;
|
||
|
|
|
||
|
|
$where = '';
|
||
|
|
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', 'trash' => 'trash', 'post-trashed' => 'post-trashed');
|
||
|
|
foreach ( (array) $count as $row ) {
|
||
|
|
// Don't count post-trashed toward totals
|
||
|
|
if ( 'post-trashed' != $row['comment_approved'] && 'trash' != $row['comment_approved'] )
|
||
|
|
$total += $row['num_comments'];
|
||
|
|
if ( isset( $approved[$row['comment_approved']] ) )
|
||
|
|
$stats[$approved[$row['comment_approved']]] = $row['num_comments'];
|
||
|
|
}
|
||
|
|
|
||
|
|
$stats['total_comments'] = $total;
|
||
|
|
foreach ( $approved as $key ) {
|
||
|
|
if ( empty($stats[$key]) )
|
||
|
|
$stats[$key] = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
$stats = (object) $stats;
|
||
|
|
wp_cache_set("comments-{$post_id}", $stats, 'counts');
|
||
|
|
|
||
|
|
return $stats;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Trashes or deletes a comment.
|
||
|
|
*
|
||
|
|
* The comment is moved to trash instead of permanently deleted unless trash is
|
||
|
|
* disabled, item is already in the trash, or $force_delete is true.
|
||
|
|
*
|
||
|
|
* The post comment count will be updated if the comment was approved and has a
|
||
|
|
* post ID available.
|
||
|
|
*
|
||
|
|
* @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
|
||
|
|
*
|
||
|
|
* @param int $comment_id Comment ID
|
||
|
|
* @param bool $force_delete Whether to bypass trash and force deletion. Default is false.
|
||
|
|
* @return bool False if delete comment query failure, true on success.
|
||
|
|
*/
|
||
|
|
function wp_delete_comment($comment_id, $force_delete = false) {
|
||
|
|
global $wpdb;
|
||
|
|
if (!$comment = get_comment($comment_id))
|
||
|
|
return false;
|
||
|
|
|
||
|
|
if ( !$force_delete && EMPTY_TRASH_DAYS && !in_array( wp_get_comment_status($comment_id), array( 'trash', 'spam' ) ) )
|
||
|
|
return wp_trash_comment($comment_id);
|
||
|
|
|
||
|
|
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", $comment_id) );
|
||
|
|
if ( !empty($children) ) {
|
||
|
|
$wpdb->update($wpdb->comments, array('comment_parent' => $comment->comment_parent), array('comment_parent' => $comment_id));
|
||
|
|
clean_comment_cache($children);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Delete metadata
|
||
|
|
$meta_ids = $wpdb->get_col( $wpdb->prepare( "SELECT meta_id FROM $wpdb->commentmeta WHERE comment_id = %d", $comment_id ) );
|
||
|
|
foreach ( $meta_ids as $mid )
|
||
|
|
delete_metadata_by_mid( 'comment', $mid );
|
||
|
|
|
||
|
|
if ( ! $wpdb->delete( $wpdb->comments, array( 'comment_ID' => $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);
|
||
|
|
|
||
|
|
clean_comment_cache($comment_id);
|
||
|
|
|
||
|
|
do_action('wp_set_comment_status', $comment_id, 'delete');
|
||
|
|
wp_transition_comment_status('delete', $comment->comment_approved, $comment);
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Moves a comment to the Trash
|
||
|
|
*
|
||
|
|
* If trash is disabled, comment is permanently deleted.
|
||
|
|
*
|
||
|
|
* @since 2.9.0
|
||
|
|
* @uses do_action() on 'trash_comment' before trashing
|
||
|
|
* @uses do_action() on 'trashed_comment' after trashing
|
||
|
|
* @uses wp_delete_comment() if trash is disabled
|
||
|
|
*
|
||
|
|
* @param int $comment_id Comment ID.
|
||
|
|
* @return mixed False on failure
|
||
|
|
*/
|
||
|
|
function wp_trash_comment($comment_id) {
|
||
|
|
if ( !EMPTY_TRASH_DAYS )
|
||
|
|
return wp_delete_comment($comment_id, true);
|
||
|
|
|
||
|
|
if ( !$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 $comment_id Comment ID
|
||
|
|
* @return string|bool Status might be 'trash', 'approved', 'unapproved', 'spam'. False on failure.
|
||
|
|
*/
|
||
|
|
function wp_get_comment_status($comment_id) {
|
||
|
|
$comment = get_comment($comment_id);
|
||
|
|
if ( !$comment )
|
||
|
|
return false;
|
||
|
|
|
||
|
|
$approved = $comment->comment_approved;
|
||
|
|
|
||
|
|
if ( $approved == null )
|
||
|
|
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;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Call hooks for when a comment status transition occurs.
|
||
|
|
*
|
||
|
|
* Calls hooks for comment status transitions. If the new comment status is not the same
|
||
|
|
* as the previous comment status, then two hooks will be ran, the first is
|
||
|
|
* 'transition_comment_status' with new status, old status, and comment data. The
|
||
|
|
* next action called is 'comment_OLDSTATUS_to_NEWSTATUS' the NEWSTATUS is the
|
||
|
|
* $new_status parameter and the OLDSTATUS is $old_status parameter; it has the
|
||
|
|
* comment data.
|
||
|
|
*
|
||
|
|
* The final action will run whether or not the comment statuses are the same. The
|
||
|
|
* action is named 'comment_NEWSTATUS_COMMENTTYPE', NEWSTATUS is from the $new_status
|
||
|
|
* parameter and COMMENTTYPE is comment_type comment data.
|
||
|
|
*
|
||
|
|
* @since 2.7.0
|
||
|
|
*
|
||
|
|
* @param string $new_status New comment status.
|
||
|
|
* @param string $old_status Previous comment status.
|
||
|
|
* @param object $comment Comment data.
|
||
|
|
*/
|
||
|
|
function wp_transition_comment_status($new_status, $old_status, $comment) {
|
||
|
|
// Translate raw statuses to human readable formats for the hooks
|
||
|
|
// This is not a complete list of comment status, it's only the ones that need to be renamed
|
||
|
|
$comment_statuses = array(
|
||
|
|
0 => 'unapproved',
|
||
|
|
'hold' => 'unapproved', // wp_set_comment_status() uses "hold"
|
||
|
|
1 => 'approved',
|
||
|
|
'approve' => 'approved', // wp_set_comment_status() uses "approve"
|
||
|
|
);
|
||
|
|
if ( isset($comment_statuses[$new_status]) ) $new_status = $comment_statuses[$new_status];
|
||
|
|
if ( isset($comment_statuses[$old_status]) ) $old_status = $comment_statuses[$old_status];
|
||
|
|
|
||
|
|
// Call the hooks
|
||
|
|
if ( $new_status != $old_status ) {
|
||
|
|
do_action('transition_comment_status', $new_status, $old_status, $comment);
|
||
|
|
do_action("comment_{$old_status}_to_{$new_status}", $comment);
|
||
|
|
}
|
||
|
|
do_action("comment_{$new_status}_{$comment->comment_type}", $comment->comment_ID, $comment);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Get current commenter's name, email, and URL.
|
||
|
|
*
|
||
|
|
* Expects cookies content to already be sanitized. User of this function might
|
||
|
|
* wish to recheck the returned array for validity.
|
||
|
|
*
|
||
|
|
* @see sanitize_comment_cookies() Use to sanitize cookies
|
||
|
|
*
|
||
|
|
* @since 2.0.4
|
||
|
|
*
|
||
|
|
* @return array Comment author, email, url respectively.
|
||
|
|
*/
|
||
|
|
function wp_get_current_commenter() {
|
||
|
|
// Cookies should already be sanitized.
|
||
|
|
|
||
|
|
$comment_author = '';
|
||
|
|
if ( isset($_COOKIE['comment_author_'.COOKIEHASH]) )
|
||
|
|
$comment_author = $_COOKIE['comment_author_'.COOKIEHASH];
|
||
|
|
|
||
|
|
$comment_author_email = '';
|
||
|
|
if ( isset($_COOKIE['comment_author_email_'.COOKIEHASH]) )
|
||
|
|
$comment_author_email = $_COOKIE['comment_author_email_'.COOKIEHASH];
|
||
|
|
|
||
|
|
$comment_author_url = '';
|
||
|
|
if ( isset($_COOKIE['comment_author_url_'.COOKIEHASH]) )
|
||
|
|
$comment_author_url = $_COOKIE['comment_author_url_'.COOKIEHASH];
|
||
|
|
|
||
|
|
return apply_filters('wp_get_current_commenter', compact('comment_author', 'comment_author_email', 'comment_author_url'));
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Inserts a comment to the database.
|
||
|
|
*
|
||
|
|
* The available comment data key names are 'comment_author_IP', 'comment_date',
|
||
|
|
* 'comment_date_gmt', 'comment_parent', 'comment_approved', and 'user_id'.
|
||
|
|
*
|
||
|
|
* @since 2.0.0
|
||
|
|
* @uses $wpdb
|
||
|
|
*
|
||
|
|
* @param array $commentdata Contains information on the comment.
|
||
|
|
* @return int The new comment's ID.
|
||
|
|
*/
|
||
|
|
function wp_insert_comment($commentdata) {
|
||
|
|
global $wpdb;
|
||
|
|
extract(stripslashes_deep($commentdata), EXTR_SKIP);
|
||
|
|
|
||
|
|
if ( ! isset($comment_author_IP) )
|
||
|
|
$comment_author_IP = '';
|
||
|
|
if ( ! isset($comment_date) )
|
||
|
|
$comment_date = current_time('mysql');
|
||
|
|
if ( ! isset($comment_date_gmt) )
|
||
|
|
$comment_date_gmt = get_gmt_from_date($comment_date);
|
||
|
|
if ( ! isset($comment_parent) )
|
||
|
|
$comment_parent = 0;
|
||
|
|
if ( ! isset($comment_approved) )
|
||
|
|
$comment_approved = 1;
|
||
|
|
if ( ! isset($comment_karma) )
|
||
|
|
$comment_karma = 0;
|
||
|
|
if ( ! isset($user_id) )
|
||
|
|
$user_id = 0;
|
||
|
|
if ( ! isset($comment_type) )
|
||
|
|
$comment_type = '';
|
||
|
|
|
||
|
|
$data = compact('comment_post_ID', 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_author_IP', 'comment_date', 'comment_date_gmt', 'comment_content', 'comment_karma', 'comment_approved', 'comment_agent', 'comment_type', 'comment_parent', 'user_id');
|
||
|
|
$wpdb->insert($wpdb->comments, $data);
|
||
|
|
|
||
|
|
$id = (int) $wpdb->insert_id;
|
||
|
|
|
||
|
|
if ( $comment_approved == 1 )
|
||
|
|
wp_update_comment_count($comment_post_ID);
|
||
|
|
|
||
|
|
$comment = get_comment($id);
|
||
|
|
do_action('wp_insert_comment', $id, $comment);
|
||
|
|
|
||
|
|
if ( function_exists( 'wp_cache_incr' ) ) {
|
||
|
|
wp_cache_incr( 'last_changed', 1, 'comment' );
|
||
|
|
} else {
|
||
|
|
$last_changed = wp_cache_get( 'last_changed', 'comment' );
|
||
|
|
wp_cache_set( 'last_changed', $last_changed + 1, 'comment' );
|
||
|
|
}
|
||
|
|
|
||
|
|
return $id;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Filters and sanitizes comment data.
|
||
|
|
*
|
||
|
|
* Sets the comment data 'filtered' field to true when finished. This can be
|
||
|
|
* checked as to whether the comment should be filtered and to keep from
|
||
|
|
* filtering the same comment more than once.
|
||
|
|
*
|
||
|
|
* @since 2.0.0
|
||
|
|
* @uses apply_filters() Calls 'pre_user_id' hook on comment author's user ID
|
||
|
|
* @uses apply_filters() Calls 'pre_comment_user_agent' hook on comment author's user agent
|
||
|
|
* @uses apply_filters() Calls 'pre_comment_author_name' hook on comment author's name
|
||
|
|
* @uses apply_filters() Calls 'pre_comment_content' hook on the comment's content
|
||
|
|
* @uses apply_filters() Calls 'pre_comment_user_ip' hook on comment author's IP
|
||
|
|
* @uses apply_filters() Calls 'pre_comment_author_url' hook on comment author's URL
|
||
|
|
* @uses apply_filters() Calls 'pre_comment_author_email' hook on comment author's email address
|
||
|
|
*
|
||
|
|
* @param array $commentdata Contains information on the comment.
|
||
|
|
* @return array Parsed comment information.
|
||
|
|
*/
|
||
|
|
function wp_filter_comment($commentdata) {
|
||
|
|
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', ( isset( $commentdata['comment_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['comment_author_IP'] = apply_filters('pre_comment_user_ip', $commentdata['comment_author_IP']);
|
||
|
|
$commentdata['comment_author_url'] = apply_filters('pre_comment_author_url', $commentdata['comment_author_url']);
|
||
|
|
$commentdata['comment_author_email'] = apply_filters('pre_comment_author_email', $commentdata['comment_author_email']);
|
||
|
|
$commentdata['filtered'] = true;
|
||
|
|
return $commentdata;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Whether comment should be blocked because of comment flood.
|
||
|
|
*
|
||
|
|
* @since 2.1.0
|
||
|
|
*
|
||
|
|
* @param bool $block Whether plugin has already blocked comment.
|
||
|
|
* @param int $time_lastcomment Timestamp for last comment.
|
||
|
|
* @param int $time_newcomment Timestamp for new comment.
|
||
|
|
* @return bool Whether comment should be blocked.
|
||
|
|
*/
|
||
|
|
function wp_throttle_comment_flood($block, $time_lastcomment, $time_newcomment) {
|
||
|
|
if ( $block ) // a plugin has already blocked... we'll let that decision stand
|
||
|
|
return $block;
|
||
|
|
if ( ($time_newcomment - $time_lastcomment) < 15 )
|
||
|
|
return true;
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Adds a new comment to the database.
|
||
|
|
*
|
||
|
|
* Filters new comment to ensure that the fields are sanitized and valid before
|
||
|
|
* inserting comment into database. Calls 'comment_post' action with comment ID
|
||
|
|
* and whether comment is approved by WordPress. Also has 'preprocess_comment'
|
||
|
|
* filter for processing the comment data before the function handles it.
|
||
|
|
*
|
||
|
|
* We use REMOTE_ADDR here directly. If you are behind a proxy, you should ensure
|
||
|
|
* that it is properly set, such as in wp-config.php, for your environment.
|
||
|
|
* See {@link http://core.trac.wordpress.org/ticket/9235}
|
||
|
|
*
|
||
|
|
* @since 1.5.0
|
||
|
|
* @uses apply_filters() Calls 'preprocess_comment' hook on $commentdata parameter array before processing
|
||
|
|
* @uses do_action() Calls 'comment_post' hook on $comment_ID returned from adding the comment and if the comment was approved.
|
||
|
|
* @uses wp_filter_comment() Used to filter comment before adding comment.
|
||
|
|
* @uses wp_allow_comment() checks to see if comment is approved.
|
||
|
|
* @uses wp_insert_comment() Does the actual comment insertion to the database.
|
||
|
|
*
|
||
|
|
* @param array $commentdata Contains information on the comment.
|
||
|
|
* @return int The ID of the comment after adding.
|
||
|
|
*/
|
||
|
|
function wp_new_comment( $commentdata ) {
|
||
|
|
$commentdata = apply_filters('preprocess_comment', $commentdata);
|
||
|
|
|
||
|
|
$commentdata['comment_post_ID'] = (int) $commentdata['comment_post_ID'];
|
||
|
|
if ( isset($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'];
|
||
|
|
|
||
|
|
$commentdata['comment_parent'] = isset($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'] );
|
||
|
|
$commentdata['comment_agent'] = substr($_SERVER['HTTP_USER_AGENT'], 0, 254);
|
||
|
|
|
||
|
|
$commentdata['comment_date'] = current_time('mysql');
|
||
|
|
$commentdata['comment_date_gmt'] = current_time('mysql', 1);
|
||
|
|
|
||
|
|
$commentdata = wp_filter_comment($commentdata);
|
||
|
|
|
||
|
|
$commentdata['comment_approved'] = wp_allow_comment($commentdata);
|
||
|
|
|
||
|
|
$comment_ID = wp_insert_comment($commentdata);
|
||
|
|
|
||
|
|
do_action('comment_post', $comment_ID, $commentdata['comment_approved']);
|
||
|
|
|
||
|
|
if ( 'spam' !== $commentdata['comment_approved'] ) { // If it's spam save it silently for later crunching
|
||
|
|
if ( '0' == $commentdata['comment_approved'] )
|
||
|
|
wp_notify_moderator($comment_ID);
|
||
|
|
|
||
|
|
$post = get_post($commentdata['comment_post_ID']); // Don't notify if it's your own comment
|
||
|
|
|
||
|
|
if ( get_option('comments_notify') && $commentdata['comment_approved'] && ( ! isset( $commentdata['user_id'] ) || $post->post_author != $commentdata['user_id'] ) )
|
||
|
|
wp_notify_postauthor($comment_ID, isset( $commentdata['comment_type'] ) ? $commentdata['comment_type'] : '' );
|
||
|
|
}
|
||
|
|
|
||
|
|
return $comment_ID;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Sets the status of a comment.
|
||
|
|
*
|
||
|
|
* The 'wp_set_comment_status' action is called after the comment is handled.
|
||
|
|
* If the comment status is not in the list, then false is returned.
|
||
|
|
*
|
||
|
|
* @since 1.0.0
|
||
|
|
* @uses wp_transition_comment_status() Passes new and old comment status along with $comment object
|
||
|
|
*
|
||
|
|
* @param int $comment_id Comment ID.
|
||
|
|
* @param string $comment_status New comment status, either 'hold', 'approve', 'spam', or 'trash'.
|
||
|
|
* @param bool $wp_error Whether to return a WP_Error object if there is a failure. Default is false.
|
||
|
|
* @return bool False on failure or deletion and true on success.
|
||
|
|
*/
|
||
|
|
function wp_set_comment_status($comment_id, $comment_status, $wp_error = false) {
|
||
|
|
global $wpdb;
|
||
|
|
|
||
|
|
$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);
|
||
|
|
wp_notify_postauthor($comment_id, $comment->comment_type);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case 'spam':
|
||
|
|
$status = 'spam';
|
||
|
|
break;
|
||
|
|
case 'trash':
|
||
|
|
$status = 'trash';
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
$comment_old = clone get_comment($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'), $wpdb->last_error);
|
||
|
|
else
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
clean_comment_cache($comment_id);
|
||
|
|
|
||
|
|
$comment = get_comment($comment_id);
|
||
|
|
|
||
|
|
do_action('wp_set_comment_status', $comment_id, $comment_status);
|
||
|
|
wp_transition_comment_status($comment_status, $comment_old->comment_approved, $comment);
|
||
|
|
|
||
|
|
wp_update_comment_count($comment->comment_post_ID);
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Updates an existing comment in the database.
|
||
|
|
*
|
||
|
|
* Filters the comment and makes sure certain fields are valid before updating.
|
||
|
|
*
|
||
|
|
* @since 2.0.0
|
||
|
|
* @uses $wpdb
|
||
|
|
* @uses wp_transition_comment_status() Passes new and old comment status along with $comment object
|
||
|
|
*
|
||
|
|
* @param array $commentarr Contains information on the comment.
|
||
|
|
* @return int Comment was updated if value is 1, or was not updated if value is 0.
|
||
|
|
*/
|
||
|
|
function wp_update_comment($commentarr) {
|
||
|
|
global $wpdb;
|
||
|
|
|
||
|
|
// First, get all of the original fields
|
||
|
|
$comment = get_comment($commentarr['comment_ID'], ARRAY_A);
|
||
|
|
|
||
|
|
// Escape data pulled from DB.
|
||
|
|
$comment = esc_sql($comment);
|
||
|
|
|
||
|
|
$old_status = $comment['comment_approved'];
|
||
|
|
|
||
|
|
// Merge old and new fields with new fields overwriting old ones.
|
||
|
|
$commentarr = array_merge($comment, $commentarr);
|
||
|
|
|
||
|
|
$commentarr = wp_filter_comment( $commentarr );
|
||
|
|
|
||
|
|
// Now extract the merged array.
|
||
|
|
extract(stripslashes_deep($commentarr), EXTR_SKIP);
|
||
|
|
|
||
|
|
$comment_content = apply_filters('comment_save_pre', $comment_content);
|
||
|
|
|
||
|
|
$comment_date_gmt = get_gmt_from_date($comment_date);
|
||
|
|
|
||
|
|
if ( !isset($comment_approved) )
|
||
|
|
$comment_approved = 1;
|
||
|
|
else if ( 'hold' == $comment_approved )
|
||
|
|
$comment_approved = 0;
|
||
|
|
else if ( 'approve' == $comment_approved )
|
||
|
|
$comment_approved = 1;
|
||
|
|
|
||
|
|
$data = compact( 'comment_content', 'comment_author', 'comment_author_email', 'comment_approved', 'comment_karma', 'comment_author_url', 'comment_date', 'comment_date_gmt', 'comment_parent' );
|
||
|
|
$rval = $wpdb->update( $wpdb->comments, $data, compact( 'comment_ID' ) );
|
||
|
|
|
||
|
|
clean_comment_cache($comment_ID);
|
||
|
|
wp_update_comment_count($comment_post_ID);
|
||
|
|
do_action('edit_comment', $comment_ID);
|
||
|
|
$comment = get_comment($comment_ID);
|
||
|
|
wp_transition_comment_status($comment->comment_approved, $old_status, $comment);
|
||
|
|
return $rval;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Whether to defer comment counting.
|
||
|
|
*
|
||
|
|
* When setting $defer to true, all post comment counts will not be updated
|
||
|
|
* until $defer is set to false. When $defer is set to false, then all
|
||
|
|
* previously deferred updated post comment counts will then be automatically
|
||
|
|
* updated without having to call wp_update_comment_count() after.
|
||
|
|
*
|
||
|
|
* @since 2.5.0
|
||
|
|
* @staticvar bool $_defer
|
||
|
|
*
|
||
|
|
* @param bool $defer
|
||
|
|
* @return unknown
|
||
|
|
*/
|
||
|
|
function wp_defer_comment_counting($defer=null) {
|
||
|
|
static $_defer = false;
|
||
|
|
|
||
|
|
if ( is_bool($defer) ) {
|
||
|
|
$_defer = $defer;
|
||
|
|
// flush any deferred counts
|
||
|
|
if ( !$defer )
|
||
|
|
wp_update_comment_count( null, true );
|
||
|
|
}
|
||
|
|
|
||
|
|
return $_defer;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Updates the comment count for post(s).
|
||
|
|
*
|
||
|
|
* When $do_deferred is false (is by default) and the comments have been set to
|
||
|
|
* be deferred, the post_id will be added to a queue, which will be updated at a
|
||
|
|
* later date and only updated once per post ID.
|
||
|
|
*
|
||
|
|
* If the comments have not be set up to be deferred, then the post will be
|
||
|
|
* updated. When $do_deferred is set to true, then all previous deferred post
|
||
|
|
* IDs will be updated along with the current $post_id.
|
||
|
|
*
|
||
|
|
* @since 2.1.0
|
||
|
|
* @see wp_update_comment_count_now() For what could cause a false return value
|
||
|
|
*
|
||
|
|
* @param int $post_id Post ID
|
||
|
|
* @param bool $do_deferred Whether to process previously deferred post comment counts
|
||
|
|
* @return bool True on success, false on failure
|
||
|
|
*/
|
||
|
|
function wp_update_comment_count($post_id, $do_deferred=false) {
|
||
|
|
static $_deferred = array();
|
||
|
|
|
||
|
|
if ( $do_deferred ) {
|
||
|
|
$_deferred = array_unique($_deferred);
|
||
|
|
foreach ( $_deferred as $i => $_post_id ) {
|
||
|
|
wp_update_comment_count_now($_post_id);
|
||
|
|
unset( $_deferred[$i] ); /** @todo Move this outside of the foreach and reset $_deferred to an array instead */
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( wp_defer_comment_counting() ) {
|
||
|
|
$_deferred[] = $post_id;
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
elseif ( $post_id ) {
|
||
|
|
return wp_update_comment_count_now($post_id);
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Updates the comment count for the post.
|
||
|
|
*
|
||
|
|
* @since 2.5.0
|
||
|
|
* @uses $wpdb
|
||
|
|
* @uses do_action() Calls 'wp_update_comment_count' hook on $post_id, $new, and $old
|
||
|
|
* @uses do_action() Calls 'edit_posts' hook on $post_id and $post
|
||
|
|
*
|
||
|
|
* @param int $post_id Post ID
|
||
|
|
* @return bool False on '0' $post_id or if post with ID does not exist. True on success.
|
||
|
|
*/
|
||
|
|
function wp_update_comment_count_now($post_id) {
|
||
|
|
global $wpdb;
|
||
|
|
$post_id = (int) $post_id;
|
||
|
|
if ( !$post_id )
|
||
|
|
return false;
|
||
|
|
if ( !$post = get_post($post_id) )
|
||
|
|
return false;
|
||
|
|
|
||
|
|
$old = (int) $post->comment_count;
|
||
|
|
$new = (int) $wpdb->get_var( $wpdb->prepare("SELECT COUNT(*) FROM $wpdb->comments WHERE comment_post_ID = %d AND comment_approved = '1'", $post_id) );
|
||
|
|
$wpdb->update( $wpdb->posts, array('comment_count' => $new), array('ID' => $post_id) );
|
||
|
|
|
||
|
|
clean_post_cache( $post );
|
||
|
|
|
||
|
|
do_action('wp_update_comment_count', $post_id, $new, $old);
|
||
|
|
do_action('edit_post', $post_id, $post);
|
||
|
|
|
||
|
|
return true;
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Ping and trackback functions.
|
||
|
|
//
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Finds a pingback server URI based on the given URL.
|
||
|
|
*
|
||
|
|
* Checks the HTML for the rel="pingback" link and x-pingback headers. It does
|
||
|
|
* a check for the x-pingback headers first and returns that, if available. The
|
||
|
|
* check for the rel="pingback" has more overhead than just the header.
|
||
|
|
*
|
||
|
|
* @since 1.5.0
|
||
|
|
*
|
||
|
|
* @param string $url URL to ping.
|
||
|
|
* @param int $deprecated Not Used.
|
||
|
|
* @return bool|string False on failure, string containing URI on success.
|
||
|
|
*/
|
||
|
|
function discover_pingback_server_uri( $url, $deprecated = '' ) {
|
||
|
|
if ( !empty( $deprecated ) )
|
||
|
|
_deprecated_argument( __FUNCTION__, '2.7' );
|
||
|
|
|
||
|
|
$pingback_str_dquote = 'rel="pingback"';
|
||
|
|
$pingback_str_squote = 'rel=\'pingback\'';
|
||
|
|
|
||
|
|
/** @todo Should use Filter Extension or custom preg_match instead. */
|
||
|
|
$parsed_url = parse_url($url);
|
||
|
|
|
||
|
|
if ( ! isset( $parsed_url['host'] ) ) // Not an URL. This should never happen.
|
||
|
|
return false;
|
||
|
|
|
||
|
|
//Do not search for a pingback server on our own uploads
|
||
|
|
$uploads_dir = wp_upload_dir();
|
||
|
|
if ( 0 === strpos($url, $uploads_dir['baseurl']) )
|
||
|
|
return false;
|
||
|
|
|
||
|
|
$response = wp_remote_head( $url, array( 'timeout' => 2, 'httpversion' => '1.0', 'reject_unsafe_urls' => true ) );
|
||
|
|
|
||
|
|
if ( is_wp_error( $response ) )
|
||
|
|
return false;
|
||
|
|
|
||
|
|
if ( wp_remote_retrieve_header( $response, 'x-pingback' ) )
|
||
|
|
return wp_remote_retrieve_header( $response, 'x-pingback' );
|
||
|
|
|
||
|
|
// Not an (x)html, sgml, or xml page, no use going further.
|
||
|
|
if ( preg_match('#(image|audio|video|model)/#is', wp_remote_retrieve_header( $response, 'content-type' )) )
|
||
|
|
return false;
|
||
|
|
|
||
|
|
// Now do a GET since we're going to look in the html headers (and we're sure its not a binary file)
|
||
|
|
$response = wp_remote_get( $url, array( 'timeout' => 2, 'httpversion' => '1.0', 'reject_unsafe_urls' => true ) );
|
||
|
|
|
||
|
|
if ( is_wp_error( $response ) )
|
||
|
|
return false;
|
||
|
|
|
||
|
|
$contents = wp_remote_retrieve_body( $response );
|
||
|
|
|
||
|
|
$pingback_link_offset_dquote = strpos($contents, $pingback_str_dquote);
|
||
|
|
$pingback_link_offset_squote = strpos($contents, $pingback_str_squote);
|
||
|
|
if ( $pingback_link_offset_dquote || $pingback_link_offset_squote ) {
|
||
|
|
$quote = ($pingback_link_offset_dquote) ? '"' : '\'';
|
||
|
|
$pingback_link_offset = ($quote=='"') ? $pingback_link_offset_dquote : $pingback_link_offset_squote;
|
||
|
|
$pingback_href_pos = @strpos($contents, 'href=', $pingback_link_offset);
|
||
|
|
$pingback_href_start = $pingback_href_pos+6;
|
||
|
|
$pingback_href_end = @strpos($contents, $quote, $pingback_href_start);
|
||
|
|
$pingback_server_url_len = $pingback_href_end - $pingback_href_start;
|
||
|
|
$pingback_server_url = substr($contents, $pingback_href_start, $pingback_server_url_len);
|
||
|
|
|
||
|
|
// We may find rel="pingback" but an incomplete pingback URL
|
||
|
|
if ( $pingback_server_url_len > 0 ) { // We got it!
|
||
|
|
return $pingback_server_url;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return false;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Perform all pingbacks, enclosures, trackbacks, and send to pingback services.
|
||
|
|
*
|
||
|
|
* @since 2.1.0
|
||
|
|
* @uses $wpdb
|
||
|
|
*/
|
||
|
|
function do_all_pings() {
|
||
|
|
global $wpdb;
|
||
|
|
|
||
|
|
// Do pingbacks
|
||
|
|
while ($ping = $wpdb->get_row("SELECT ID, post_content, meta_id FROM {$wpdb->posts}, {$wpdb->postmeta} WHERE {$wpdb->posts}.ID = {$wpdb->postmeta}.post_id AND {$wpdb->postmeta}.meta_key = '_pingme' LIMIT 1")) {
|
||
|
|
delete_metadata_by_mid( 'post', $ping->meta_id );
|
||
|
|
pingback( $ping->post_content, $ping->ID );
|
||
|
|
}
|
||
|
|
|
||
|
|
// Do Enclosures
|
||
|
|
while ($enclosure = $wpdb->get_row("SELECT ID, post_content, meta_id FROM {$wpdb->posts}, {$wpdb->postmeta} WHERE {$wpdb->posts}.ID = {$wpdb->postmeta}.post_id AND {$wpdb->postmeta}.meta_key = '_encloseme' LIMIT 1")) {
|
||
|
|
delete_metadata_by_mid( 'post', $enclosure->meta_id );
|
||
|
|
do_enclose( $enclosure->post_content, $enclosure->ID );
|
||
|
|
}
|
||
|
|
|
||
|
|
// Do Trackbacks
|
||
|
|
$trackbacks = $wpdb->get_col("SELECT ID FROM $wpdb->posts WHERE to_ping <> '' AND post_status = 'publish'");
|
||
|
|
if ( is_array($trackbacks) )
|
||
|
|
foreach ( $trackbacks as $trackback )
|
||
|
|
do_trackbacks($trackback);
|
||
|
|
|
||
|
|
//Do Update Services/Generic Pings
|
||
|
|
generic_ping();
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Perform trackbacks.
|
||
|
|
*
|
||
|
|
* @since 1.5.0
|
||
|
|
* @uses $wpdb
|
||
|
|
*
|
||
|
|
* @param int $post_id Post ID to do trackbacks on.
|
||
|
|
*/
|
||
|
|
function do_trackbacks($post_id) {
|
||
|
|
global $wpdb;
|
||
|
|
|
||
|
|
$post = get_post( $post_id );
|
||
|
|
$to_ping = get_to_ping($post_id);
|
||
|
|
$pinged = get_pung($post_id);
|
||
|
|
if ( empty($to_ping) ) {
|
||
|
|
$wpdb->update($wpdb->posts, array('to_ping' => ''), array('ID' => $post_id) );
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
if ( empty($post->post_excerpt) )
|
||
|
|
$excerpt = apply_filters('the_content', $post->post_content);
|
||
|
|
else
|
||
|
|
$excerpt = apply_filters('the_excerpt', $post->post_excerpt);
|
||
|
|
$excerpt = str_replace(']]>', ']]>', $excerpt);
|
||
|
|
$excerpt = wp_html_excerpt($excerpt, 252) . '...';
|
||
|
|
|
||
|
|
$post_title = apply_filters('the_title', $post->post_title, $post->ID);
|
||
|
|
$post_title = strip_tags($post_title);
|
||
|
|
|
||
|
|
if ( $to_ping ) {
|
||
|
|
foreach ( (array) $to_ping as $tb_ping ) {
|
||
|
|
$tb_ping = trim($tb_ping);
|
||
|
|
if ( !in_array($tb_ping, $pinged) ) {
|
||
|
|
trackback($tb_ping, $post_title, $excerpt, $post_id);
|
||
|
|
$pinged[] = $tb_ping;
|
||
|
|
} else {
|
||
|
|
$wpdb->query( $wpdb->prepare("UPDATE $wpdb->posts SET to_ping = TRIM(REPLACE(to_ping, %s, '')) WHERE ID = %d", $tb_ping, $post_id) );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Sends pings to all of the ping site services.
|
||
|
|
*
|
||
|
|
* @since 1.2.0
|
||
|
|
*
|
||
|
|
* @param int $post_id Post ID. Not actually used.
|
||
|
|
* @return int Same as Post ID from parameter
|
||
|
|
*/
|
||
|
|
function generic_ping($post_id = 0) {
|
||
|
|
$services = get_option('ping_sites');
|
||
|
|
|
||
|
|
$services = explode("\n", $services);
|
||
|
|
foreach ( (array) $services as $service ) {
|
||
|
|
$service = trim($service);
|
||
|
|
if ( '' != $service )
|
||
|
|
weblog_ping($service);
|
||
|
|
}
|
||
|
|
|
||
|
|
return $post_id;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Pings back the links found in a post.
|
||
|
|
*
|
||
|
|
* @since 0.71
|
||
|
|
* @uses $wp_version
|
||
|
|
* @uses IXR_Client
|
||
|
|
*
|
||
|
|
* @param string $content Post content to check for links.
|
||
|
|
* @param int $post_ID Post ID.
|
||
|
|
*/
|
||
|
|
function pingback($content, $post_ID) {
|
||
|
|
global $wp_version;
|
||
|
|
include_once(ABSPATH . WPINC . '/class-IXR.php');
|
||
|
|
include_once(ABSPATH . WPINC . '/class-wp-http-ixr-client.php');
|
||
|
|
|
||
|
|
// original code by Mort (http://mort.mine.nu:8080)
|
||
|
|
$post_links = array();
|
||
|
|
|
||
|
|
$pung = get_pung($post_ID);
|
||
|
|
|
||
|
|
// Variables
|
||
|
|
$ltrs = '\w';
|
||
|
|
$gunk = '/#~:.?+=&%@!\-';
|
||
|
|
$punc = '.:?\-';
|
||
|
|
$any = $ltrs . $gunk . $punc;
|
||
|
|
|
||
|
|
// Step 1
|
||
|
|
// Parsing the post, external links (if any) are stored in the $post_links array
|
||
|
|
// This regexp comes straight from phpfreaks.com
|
||
|
|
// http://www.phpfreaks.com/quickcode/Extract_All_URLs_on_a_Page/15.php
|
||
|
|
preg_match_all("{\b http : [$any] +? (?= [$punc] * [^$any] | $)}x", $content, $post_links_temp);
|
||
|
|
|
||
|
|
// Step 2.
|
||
|
|
// Walking thru the links array
|
||
|
|
// first we get rid of links pointing to sites, not to specific files
|
||
|
|
// Example:
|
||
|
|
// http://dummy-weblog.org
|
||
|
|
// http://dummy-weblog.org/
|
||
|
|
// http://dummy-weblog.org/post.php
|
||
|
|
// We don't wanna ping first and second types, even if they have a valid <link/>
|
||
|
|
|
||
|
|
foreach ( (array) $post_links_temp[0] as $link_test ) :
|
||
|
|
if ( !in_array($link_test, $pung) && (url_to_postid($link_test) != $post_ID) // If we haven't pung it already and it isn't a link to itself
|
||
|
|
&& !is_local_attachment($link_test) ) : // Also, let's never ping local attachments.
|
||
|
|
if ( $test = @parse_url($link_test) ) {
|
||
|
|
if ( isset($test['query']) )
|
||
|
|
$post_links[] = $link_test;
|
||
|
|
elseif ( isset( $test['path'] ) && ( $test['path'] != '/' ) && ( $test['path'] != '' ) )
|
||
|
|
$post_links[] = $link_test;
|
||
|
|
}
|
||
|
|
endif;
|
||
|
|
endforeach;
|
||
|
|
|
||
|
|
do_action_ref_array( 'pre_ping', array( &$post_links, &$pung, $post_ID ) );
|
||
|
|
|
||
|
|
foreach ( (array) $post_links as $pagelinkedto ) {
|
||
|
|
$pingback_server_url = discover_pingback_server_uri( $pagelinkedto );
|
||
|
|
|
||
|
|
if ( $pingback_server_url ) {
|
||
|
|
@ set_time_limit( 60 );
|
||
|
|
// Now, the RPC call
|
||
|
|
$pagelinkedfrom = get_permalink($post_ID);
|
||
|
|
|
||
|
|
// using a timeout of 3 seconds should be enough to cover slow servers
|
||
|
|
$client = new WP_HTTP_IXR_Client($pingback_server_url);
|
||
|
|
$client->timeout = 3;
|
||
|
|
$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;
|
||
|
|
|
||
|
|
if ( $client->query('pingback.ping', $pagelinkedfrom, $pagelinkedto) || ( isset($client->error->code) && 48 == $client->error->code ) ) // Already registered
|
||
|
|
add_ping( $post_ID, $pagelinkedto );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Check whether blog is public before returning sites.
|
||
|
|
*
|
||
|
|
* @since 2.1.0
|
||
|
|
*
|
||
|
|
* @param mixed $sites Will return if blog is public, will not return if not public.
|
||
|
|
* @return mixed Empty string if blog is not public, returns $sites, if site is public.
|
||
|
|
*/
|
||
|
|
function privacy_ping_filter($sites) {
|
||
|
|
if ( '0' != get_option('blog_public') )
|
||
|
|
return $sites;
|
||
|
|
else
|
||
|
|
return '';
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Send a Trackback.
|
||
|
|
*
|
||
|
|
* Updates database when sending trackback to prevent duplicates.
|
||
|
|
*
|
||
|
|
* @since 0.71
|
||
|
|
* @uses $wpdb
|
||
|
|
*
|
||
|
|
* @param string $trackback_url URL to send trackbacks.
|
||
|
|
* @param string $title Title of post.
|
||
|
|
* @param string $excerpt Excerpt of post.
|
||
|
|
* @param int $ID Post ID.
|
||
|
|
* @return mixed Database query from update.
|
||
|
|
*/
|
||
|
|
function trackback($trackback_url, $title, $excerpt, $ID) {
|
||
|
|
global $wpdb;
|
||
|
|
|
||
|
|
if ( empty($trackback_url) )
|
||
|
|
return;
|
||
|
|
|
||
|
|
$options = array();
|
||
|
|
$options['timeout'] = 4;
|
||
|
|
$options['reject_unsafe_urls'] = true;
|
||
|
|
$options['body'] = array(
|
||
|
|
'title' => $title,
|
||
|
|
'url' => get_permalink($ID),
|
||
|
|
'blog_name' => get_option('blogname'),
|
||
|
|
'excerpt' => $excerpt
|
||
|
|
);
|
||
|
|
|
||
|
|
$response = wp_remote_post($trackback_url, $options);
|
||
|
|
|
||
|
|
if ( is_wp_error( $response ) )
|
||
|
|
return;
|
||
|
|
|
||
|
|
$wpdb->query( $wpdb->prepare("UPDATE $wpdb->posts SET pinged = CONCAT(pinged, '\n', %s) WHERE ID = %d", $trackback_url, $ID) );
|
||
|
|
return $wpdb->query( $wpdb->prepare("UPDATE $wpdb->posts SET to_ping = TRIM(REPLACE(to_ping, %s, '')) WHERE ID = %d", $trackback_url, $ID) );
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Send a pingback.
|
||
|
|
*
|
||
|
|
* @since 1.2.0
|
||
|
|
* @uses $wp_version
|
||
|
|
* @uses IXR_Client
|
||
|
|
*
|
||
|
|
* @param string $server Host of blog to connect to.
|
||
|
|
* @param string $path Path to send the ping.
|
||
|
|
*/
|
||
|
|
function weblog_ping($server = '', $path = '') {
|
||
|
|
global $wp_version;
|
||
|
|
include_once(ABSPATH . WPINC . '/class-IXR.php');
|
||
|
|
include_once(ABSPATH . WPINC . '/class-wp-http-ixr-client.php');
|
||
|
|
|
||
|
|
// using a timeout of 3 seconds should be enough to cover slow servers
|
||
|
|
$client = new WP_HTTP_IXR_Client($server, ((!strlen(trim($path)) || ('/' == $path)) ? false : $path));
|
||
|
|
$client->timeout = 3;
|
||
|
|
$client->useragent .= ' -- WordPress/'.$wp_version;
|
||
|
|
|
||
|
|
// when set to true, this outputs debug messages by itself
|
||
|
|
$client->debug = false;
|
||
|
|
$home = trailingslashit( home_url() );
|
||
|
|
if ( !$client->query('weblogUpdates.extendedPing', get_option('blogname'), $home, get_bloginfo('rss2_url') ) ) // then try a normal ping
|
||
|
|
$client->query('weblogUpdates.ping', get_option('blogname'), $home);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Default filter attached to pingback_ping_source_uri to validate the pingback's Source URI
|
||
|
|
*
|
||
|
|
* @since 3.5.1
|
||
|
|
* @see wp_http_validate_url()
|
||
|
|
*
|
||
|
|
* @param string $source_uri
|
||
|
|
* @return string
|
||
|
|
*/
|
||
|
|
function pingback_ping_source_uri( $source_uri ) {
|
||
|
|
return (string) wp_http_validate_url( $source_uri );
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Default filter attached to xmlrpc_pingback_error.
|
||
|
|
*
|
||
|
|
* Returns a generic pingback error code unless the error code is 48,
|
||
|
|
* which reports that the pingback is already registered.
|
||
|
|
*
|
||
|
|
* @since 3.5.1
|
||
|
|
* @link http://www.hixie.ch/specs/pingback/pingback#TOC3
|
||
|
|
*
|
||
|
|
* @param IXR_Error $ixr_error
|
||
|
|
* @return IXR_Error
|
||
|
|
*/
|
||
|
|
function xmlrpc_pingback_error( $ixr_error ) {
|
||
|
|
if ( $ixr_error->code === 48 )
|
||
|
|
return $ixr_error;
|
||
|
|
return new IXR_Error( 0, '' );
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Cache
|
||
|
|
//
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Removes comment ID from the comment cache.
|
||
|
|
*
|
||
|
|
* @since 2.3.0
|
||
|
|
* @package WordPress
|
||
|
|
* @subpackage Cache
|
||
|
|
*
|
||
|
|
* @param int|array $ids Comment ID or array of comment IDs to remove from cache
|
||
|
|
*/
|
||
|
|
function clean_comment_cache($ids) {
|
||
|
|
foreach ( (array) $ids as $id )
|
||
|
|
wp_cache_delete($id, 'comment');
|
||
|
|
|
||
|
|
if ( function_exists( 'wp_cache_incr' ) ) {
|
||
|
|
wp_cache_incr( 'last_changed', 1, 'comment' );
|
||
|
|
} else {
|
||
|
|
$last_changed = wp_cache_get( 'last_changed', 'comment' );
|
||
|
|
wp_cache_set( 'last_changed', $last_changed + 1, 'comment' );
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Updates the comment cache of given comments.
|
||
|
|
*
|
||
|
|
* Will add the comments in $comments to the cache. If comment ID already exists
|
||
|
|
* in the comment cache then it will not be updated. The comment is added to the
|
||
|
|
* cache using the comment group with the key using the ID of the comments.
|
||
|
|
*
|
||
|
|
* @since 2.3.0
|
||
|
|
* @package WordPress
|
||
|
|
* @subpackage Cache
|
||
|
|
*
|
||
|
|
* @param array $comments Array of comment row objects
|
||
|
|
*/
|
||
|
|
function update_comment_cache($comments) {
|
||
|
|
foreach ( (array) $comments as $comment )
|
||
|
|
wp_cache_add($comment->comment_ID, $comment, 'comment');
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Internal
|
||
|
|
//
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Close comments on old posts on the fly, without any extra DB queries. Hooked to the_posts.
|
||
|
|
*
|
||
|
|
* @access private
|
||
|
|
* @since 2.7.0
|
||
|
|
*
|
||
|
|
* @param object $posts Post data object.
|
||
|
|
* @param object $query Query object.
|
||
|
|
* @return object
|
||
|
|
*/
|
||
|
|
function _close_comments_for_old_posts( $posts, $query ) {
|
||
|
|
if ( empty( $posts ) || ! $query->is_singular() || ! get_option( 'close_comments_for_old_posts' ) )
|
||
|
|
return $posts;
|
||
|
|
|
||
|
|
$post_types = apply_filters( 'close_comments_for_post_types', array( 'post' ) );
|
||
|
|
if ( ! in_array( $posts[0]->post_type, $post_types ) )
|
||
|
|
return $posts;
|
||
|
|
|
||
|
|
$days_old = (int) get_option( 'close_comments_days_old' );
|
||
|
|
if ( ! $days_old )
|
||
|
|
return $posts;
|
||
|
|
|
||
|
|
if ( time() - strtotime( $posts[0]->post_date_gmt ) > ( $days_old * DAY_IN_SECONDS ) ) {
|
||
|
|
$posts[0]->comment_status = 'closed';
|
||
|
|
$posts[0]->ping_status = 'closed';
|
||
|
|
}
|
||
|
|
|
||
|
|
return $posts;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Close comments on an old post. Hooked to comments_open and pings_open.
|
||
|
|
*
|
||
|
|
* @access private
|
||
|
|
* @since 2.7.0
|
||
|
|
*
|
||
|
|
* @param bool $open Comments open or closed
|
||
|
|
* @param int $post_id Post ID
|
||
|
|
* @return bool $open
|
||
|
|
*/
|
||
|
|
function _close_comments_for_old_post( $open, $post_id ) {
|
||
|
|
if ( ! $open )
|
||
|
|
return $open;
|
||
|
|
|
||
|
|
if ( !get_option('close_comments_for_old_posts') )
|
||
|
|
return $open;
|
||
|
|
|
||
|
|
$days_old = (int) get_option('close_comments_days_old');
|
||
|
|
if ( !$days_old )
|
||
|
|
return $open;
|
||
|
|
|
||
|
|
$post = get_post($post_id);
|
||
|
|
|
||
|
|
$post_types = apply_filters( 'close_comments_for_post_types', array( 'post' ) );
|
||
|
|
if ( ! in_array( $post->post_type, $post_types ) )
|
||
|
|
return $open;
|
||
|
|
|
||
|
|
if ( time() - strtotime( $post->post_date_gmt ) > ( $days_old * DAY_IN_SECONDS ) )
|
||
|
|
return false;
|
||
|
|
|
||
|
|
return $open;
|
||
|
|
}
|