* Manages WordPress comments
*
* @package WordPress
+ * @subpackage Comment
*/
/**
- * Checks whether a comment passes internal checks to be allowed to add.
+ * Check whether a comment passes internal checks to be allowed to add.
*
- * If comment moderation is set in the administration, then all comments,
- * regardless of their type and whitelist will be set to false.
+ * If manual comment moderation is set in the administration, then all checks,
+ * regardless of their type and whitelist, will fail and the function will
+ * return false.
*
* If the number of links exceeds the amount in the administration, then the
- * check fails.
- *
- * If any of the parameter contents match the blacklist of words, then the check
- * fails.
- *
- * If the comment is a trackback and part of the blogroll, then the trackback is
- * automatically whitelisted. If the comment author was approved before, then
- * the comment is automatically whitelisted.
- *
- * If none of the checks fail, then the failback is to set the check to pass
- * (return true).
- *
- * @since 1.2
- * @uses $wpdb
- *
- * @param string $author Comment Author's name
- * @param string $email Comment Author's email
- * @param string $url Comment Author's URL
- * @param string $comment Comment contents
- * @param string $user_ip Comment Author's IP address
- * @param string $user_agent Comment Author's User Agent
- * @param string $comment_type Comment type, either user submitted comment,
- * trackback, or pingback
- * @return bool Whether the checks passed (true) and the comments should be
- * displayed or set to moderated
+ * check fails. If any of the parameter contents match the blacklist of words,
+ * then the check fails.
+ *
+ * If the comment author was approved before, then the comment is automatically
+ * whitelisted.
+ *
+ * If all checks pass, the function will return true.
+ *
+ * @since 1.2.0
+ *
+ * @global wpdb $wpdb WordPress database abstraction object.
+ *
+ * @param string $author Comment author name.
+ * @param string $email Comment author email.
+ * @param string $url Comment author URL.
+ * @param string $comment Content of the comment.
+ * @param string $user_ip Comment author IP address.
+ * @param string $user_agent Comment author User-Agent.
+ * @param string $comment_type Comment type, either user-submitted comment,
+ * trackback, or pingback.
+ * @return bool If all checks pass, true, otherwise false.
*/
function check_comment($author, $email, $url, $comment, $user_ip, $user_agent, $comment_type) {
global $wpdb;
+ // If manual moderation is enabled, skip all checks and return false.
if ( 1 == get_option('comment_moderation') )
- return false; // If moderation is set to manual
+ return false;
- if ( preg_match_all("|(href\t*?=\t*?['\"]?)?(https?:)?//|i", $comment, $out) >= get_option('comment_max_links') )
- return false; // Check # of external links
+ /** This filter is documented in wp-includes/comment-template.php */
+ $comment = apply_filters( 'comment_text', $comment );
+
+ // Check for the number of external links if a max allowed number is set.
+ if ( $max_links = get_option( 'comment_max_links' ) ) {
+ $num_links = preg_match_all( '/<a [^>]*href/i', $comment, $out );
+
+ /**
+ * Filter the maximum number of links allowed in a comment.
+ *
+ * @since 3.0.0
+ *
+ * @param int $num_links The number of links allowed.
+ * @param string $url Comment author's URL. Included in allowed links total.
+ */
+ $num_links = apply_filters( 'comment_max_links_url', $num_links, $url );
+
+ /*
+ * If the number of links in the comment exceeds the allowed amount,
+ * fail the check by returning false.
+ */
+ if ( $num_links >= $max_links )
+ return false;
+ }
$mod_keys = trim(get_option('moderation_keys'));
+
+ // If moderation 'keys' (keywords) are set, process them.
if ( !empty($mod_keys) ) {
$words = explode("\n", $mod_keys );
- foreach ($words as $word) {
+ foreach ( (array) $words as $word) {
$word = trim($word);
- // Skip empty lines
+ // Skip empty lines.
if ( empty($word) )
continue;
- // Do some escaping magic so that '#' chars in the
- // spam words don't break things:
+ /*
+ * Do some escaping magic so that '#' (number of) characters in the spam
+ * words don't break things:
+ */
$word = preg_quote($word, '#');
+ /*
+ * Check the comment fields for moderation keywords. If any are found,
+ * fail the check for the given field by returning false.
+ */
$pattern = "#$word#i";
if ( preg_match($pattern, $author) ) return false;
if ( preg_match($pattern, $email) ) return false;
}
}
- // Comment whitelisting:
+ /*
+ * Check if the option to approve comments by previously-approved authors is enabled.
+ *
+ * If it is enabled, check whether the comment author has a previously-approved comment,
+ * as well as whether there are any moderation keywords (if set) present in the author
+ * email address. If both checks pass, return true. Otherwise, return false.
+ */
if ( 1 == get_option('comment_whitelist')) {
- if ( 'trackback' == $comment_type || 'pingback' == $comment_type ) { // check if domain is in blogroll
- $uri = parse_url($url);
- $domain = $uri['host'];
- $uri = parse_url( get_option('home') );
- $home_domain = $uri['host'];
- if ( $wpdb->get_var($wpdb->prepare("SELECT link_id FROM $wpdb->links WHERE link_url LIKE (%s) LIMIT 1", '%'.$domain.'%')) || $domain == $home_domain )
- return true;
- else
- return false;
- } elseif ( $author != '' && $email != '' ) {
+ if ( 'trackback' != $comment_type && 'pingback' != $comment_type && $author != '' && $email != '' ) {
// expected_slashed ($author, $email)
$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");
if ( ( 1 == $ok_to_comment ) &&
/**
* Retrieve the approved comments for post $post_id.
*
- * @since 2.0
- * @uses $wpdb
+ * @since 2.0.0
+ * @since 4.1.0 Refactored to leverage {@see WP_Comment_Query} over a direct query.
*
- * @param int $post_id The ID of the post
- * @return array $comments The approved comments
+ * @param int $post_id The ID of the post.
+ * @param array $args Optional. See {@see WP_Comment_Query::query()} for information
+ * on accepted arguments.
+ * @return int|array $comments The approved comments, or number of comments if `$count`
+ * argument is true.
*/
-function get_approved_comments($post_id) {
- global $wpdb;
- 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));
+function get_approved_comments( $post_id, $args = array() ) {
+ if ( ! $post_id ) {
+ return array();
+ }
+
+ $defaults = array(
+ 'status' => 1,
+ 'post_id' => $post_id,
+ 'order' => 'ASC',
+ );
+ $r = wp_parse_args( $args, $defaults );
+
+ $query = new WP_Comment_Query;
+ return $query->query( $r );
}
/**
* Retrieves comment data given a comment ID or comment object.
*
* If an object is passed then the comment data will be cached and then returned
- * after being passed through a filter.
+ * after being passed through a filter. If the comment is empty, then the global
+ * comment variable will be used, if it is set.
*
- * If the comment is empty, then the global comment variable will be used, if it
- * is set.
+ * @since 2.0.0
*
- * @since 2.0
- * @uses $wpdb
+ * @global wpdb $wpdb WordPress database abstraction object.
*
* @param object|string|int $comment Comment to retrieve.
- * @param string $output Optional. OBJECT or ARRAY_A or ARRAY_N constants
+ * @param string $output Optional. OBJECT or ARRAY_A or ARRAY_N constants.
* @return object|array|null Depends on $output value.
*/
-function &get_comment(&$comment, $output = OBJECT) {
+function get_comment(&$comment, $output = OBJECT) {
global $wpdb;
if ( empty($comment) ) {
$_comment = & $GLOBALS['comment'];
} elseif ( ! $_comment = wp_cache_get($comment, 'comment') ) {
$_comment = $wpdb->get_row($wpdb->prepare("SELECT * FROM $wpdb->comments WHERE comment_ID = %d LIMIT 1", $comment));
+ if ( ! $_comment )
+ return null;
wp_cache_add($_comment->comment_ID, $_comment, 'comment');
}
}
- $_comment = apply_filters('get_comment', $_comment);
+ /**
+ * Fires after a comment is retrieved.
+ *
+ * @since 2.3.0
+ *
+ * @param mixed $_comment Comment data.
+ */
+ $_comment = apply_filters( 'get_comment', $_comment );
if ( $output == OBJECT ) {
return $_comment;
} elseif ( $output == ARRAY_A ) {
- return get_object_vars($_comment);
+ $__comment = get_object_vars($_comment);
+ return $__comment;
} elseif ( $output == ARRAY_N ) {
- return array_values(get_object_vars($_comment));
+ $__comment = array_values(get_object_vars($_comment));
+ return $__comment;
} else {
return $_comment;
}
}
/**
- * Retrieve an array of comment data about comment $comment_ID.
+ * Retrieve a list of comments.
*
- * get_comment() technically does the same thing as this function. This function
- * also appears to reference variables and then not use them or not update them
- * when needed. It is advised to switch to get_comment(), since this function
- * might be deprecated in favor of using get_comment().
+ * The comment list can be for the blog as a whole or for an individual post.
*
- * @deprecated Use get_comment()
- * @see get_comment()
- * @since 0.71
+ * @since 2.7.0
+ *
+ * @param string|array $args Optional. Array or string of arguments. See {@see WP_Comment_Query::parse_query()}
+ * for information on accepted arguments. Default empty.
+ * @return int|array List of comments or number of found comments if `$count` argument is true.
+ */
+function get_comments( $args = '' ) {
+ $query = new WP_Comment_Query;
+ return $query->query( $args );
+}
+
+/**
+ * WordPress Comment Query class.
*
- * @uses $postc Comment cache, might not be used any more
- * @uses $id
- * @uses $wpdb Database Object
+ * See WP_Comment_Query::__construct() for accepted arguments.
*
- * @param int $comment_ID The ID of the comment
- * @param int $no_cache Whether to use the cache or not (casted to bool)
- * @param bool $include_unapproved Whether to include unapproved comments or not
- * @return array The comment data
+ * @since 3.1.0
*/
-function get_commentdata( $comment_ID, $no_cache = 0, $include_unapproved = false ) {
- global $postc, $wpdb;
- if ( $no_cache ) {
- $query = $wpdb->prepare("SELECT * FROM $wpdb->comments WHERE comment_ID = %d", $comment_ID);
- if ( false == $include_unapproved )
- $query .= " AND comment_approved = '1'";
- $myrow = $wpdb->get_row($query, ARRAY_A);
- } else {
- $myrow['comment_ID'] = $postc->comment_ID;
- $myrow['comment_post_ID'] = $postc->comment_post_ID;
- $myrow['comment_author'] = $postc->comment_author;
- $myrow['comment_author_email'] = $postc->comment_author_email;
- $myrow['comment_author_url'] = $postc->comment_author_url;
- $myrow['comment_author_IP'] = $postc->comment_author_IP;
- $myrow['comment_date'] = $postc->comment_date;
- $myrow['comment_content'] = $postc->comment_content;
- $myrow['comment_karma'] = $postc->comment_karma;
- $myrow['comment_approved'] = $postc->comment_approved;
- $myrow['comment_type'] = $postc->comment_type;
- }
- return $myrow;
+class WP_Comment_Query {
+ /**
+ * SQL for database query.
+ *
+ * @since 4.0.1
+ * @access public
+ * @var string
+ */
+ public $request;
+
+ /**
+ * Metadata query container
+ *
+ * @since 3.5.0
+ * @access public
+ * @var object WP_Meta_Query
+ */
+ public $meta_query = false;
+
+ /**
+ * Date query container
+ *
+ * @since 3.7.0
+ * @access public
+ * @var object WP_Date_Query
+ */
+ public $date_query = false;
+
+ /**
+ * Query vars set by the user.
+ *
+ * @since 3.1.0
+ * @access public
+ * @var array
+ */
+ public $query_vars;
+
+ /**
+ * Default values for query vars.
+ *
+ * @since 4.2.0
+ * @access public
+ * @var array
+ */
+ public $query_var_defaults;
+
+ /**
+ * List of comments located by the query.
+ *
+ * @since 4.0.0
+ * @access public
+ * @var array
+ */
+ public $comments;
+
+ /**
+ * Make private/protected methods readable for backwards compatibility.
+ *
+ * @since 4.0.0
+ * @access public
+ *
+ * @param callable $name Method to call.
+ * @param array $arguments Arguments to pass when calling.
+ * @return mixed|bool Return value of the callback, false otherwise.
+ */
+ public function __call( $name, $arguments ) {
+ if ( 'get_search_sql' === $name ) {
+ return call_user_func_array( array( $this, $name ), $arguments );
+ }
+ return false;
+ }
+
+ /**
+ * Constructor.
+ *
+ * Sets up the comment query, based on the query vars passed.
+ *
+ * @since 4.2.0
+ * @access public
+ *
+ * @param string|array $query {
+ * Optional. Array or query string of comment query parameters. Default empty.
+ *
+ * @type string $author_email Comment author email address. Default empty.
+ * @type array $author__in Array of author IDs to include comments for. Default empty.
+ * @type array $author__not_in Array of author IDs to exclude comments for. Default empty.
+ * @type array $comment__in Array of comment IDs to include. Default empty.
+ * @type array $comment__not_in Array of comment IDs to exclude. Default empty.
+ * @type bool $count Whether to return a comment count (true) or array of comment
+ * objects (false). Default false.
+ * @type array $date_query Date query clauses to limit comments by. See WP_Date_Query.
+ * Default null.
+ * @type string $fields Comment fields to return. Accepts 'ids' for comment IDs only or
+ * empty for all fields. Default empty.
+ * @type int $ID Currently unused.
+ * @type array $include_unapproved Array of IDs or email addresses of users whose unapproved comments
+ * will be returned by the query regardless of `$status`. Default empty.
+ * @type int $karma Karma score to retrieve matching comments for. Default empty.
+ * @type string $meta_key Include comments with a matching comment meta key. Default empty.
+ * @type string $meta_value Include comments with a matching comment meta value. Requires
+ * `$meta_key` to be set. Default empty.
+ * @type array $meta_query Meta query clauses to limit retrieved comments by.
+ * See WP_Meta_Query. Default empty.
+ * @type int $number Maximum number of comments to retrieve. Default null (no limit).
+ * @type int $offset Number of comments to offset the query. Used to build LIMIT clause.
+ * Default 0.
+ * @type string|array $orderby Comment status or array of statuses. To use 'meta_value' or
+ * 'meta_value_num', `$meta_key` must also be defined. To sort by
+ * a specific `$meta_query` clause, use that clause's array key.
+ * Accepts 'comment_agent', 'comment_approved', 'comment_author',
+ * 'comment_author_email', 'comment_author_IP',
+ * 'comment_author_url', 'comment_content', 'comment_date',
+ * 'comment_date_gmt', 'comment_ID', 'comment_karma',
+ * 'comment_parent', 'comment_post_ID', 'comment_type', 'user_id',
+ * 'meta_value', 'meta_value_num', the value of $meta_key, and the
+ * array keys of `$meta_query`. Also accepts false, an empty array,
+ * or 'none' to disable `ORDER BY` clause.
+ * Default: 'comment_date_gmt'.
+ * @type string $order How to order retrieved comments. Accepts 'ASC', 'DESC'.
+ * Default: 'DESC'.
+ * @type int $parent Parent ID of comment to retrieve children of. Default empty.
+ * @type array $post_author__in Array of author IDs to retrieve comments for. Default empty.
+ * @type array $post_author__not_in Array of author IDs *not* to retrieve comments for. Default empty.
+ * @type int $post_ID Currently unused.
+ * @type int $post_id Limit results to those affiliated with a given post ID. Default 0.
+ * @type array $post__in Array of post IDs to include affiliated comments for. Default empty.
+ * @type array $post__not_in Array of post IDs to exclude affiliated comments for. Default empty.
+ * @type int $post_author Comment author ID to limit results by. Default empty.
+ * @type string $post_status Post status to retrieve affiliated comments for. Default empty.
+ * @type string $post_type Post type to retrieve affiliated comments for. Default empty.
+ * @type string $post_name Post name to retrieve affiliated comments for. Default empty.
+ * @type int $post_parent Post parent ID to retrieve affiliated comments for. Default empty.
+ * @type string $search Search term(s) to retrieve matching comments for. Default empty.
+ * @type string $status Comment status to limit results by. Accepts 'hold'
+ * (`comment_status=0`), 'approve' (`comment_status=1`), 'all', or a
+ * custom comment status. Default 'all'.
+ * @type string|array $type Include comments of a given type, or array of types. Accepts
+ * 'comment', 'pings' (includes 'pingback' and 'trackback'), or any
+ * custom type string. Default empty.
+ * @type array $type__in Include comments from a given array of comment types. Default empty.
+ * @type array $type__not_in Exclude comments from a given array of comment types. Default empty.
+ * @type int $user_id Include comments for a specific user ID. Default empty.
+ * }
+ * @return WP_Comment_Query WP_Comment_Query instance.
+ */
+ public function __construct( $query = '' ) {
+ $this->query_var_defaults = array(
+ 'author_email' => '',
+ 'author__in' => '',
+ 'author__not_in' => '',
+ 'include_unapproved' => '',
+ 'fields' => '',
+ 'ID' => '',
+ 'comment__in' => '',
+ 'comment__not_in' => '',
+ 'karma' => '',
+ 'number' => '',
+ 'offset' => '',
+ 'orderby' => '',
+ 'order' => 'DESC',
+ 'parent' => '',
+ 'post_author__in' => '',
+ 'post_author__not_in' => '',
+ 'post_ID' => '',
+ 'post_id' => 0,
+ 'post__in' => '',
+ 'post__not_in' => '',
+ 'post_author' => '',
+ 'post_name' => '',
+ 'post_parent' => '',
+ 'post_status' => '',
+ 'post_type' => '',
+ 'status' => 'all',
+ 'type' => '',
+ 'type__in' => '',
+ 'type__not_in' => '',
+ 'user_id' => '',
+ 'search' => '',
+ 'count' => false,
+ 'meta_key' => '',
+ 'meta_value' => '',
+ 'meta_query' => '',
+ 'date_query' => null, // See WP_Date_Query
+ );
+
+ if ( ! empty( $query ) ) {
+ $this->query( $query );
+ }
+ }
+
+ /**
+ * Parse arguments passed to the comment query with default query parameters.
+ *
+ * @since 4.2.0 Extracted from WP_Comment_Query::query().
+ *
+ * @access public
+ *
+ * @param string|array $query WP_Comment_Query arguments. See WP_Comment_Query::__construct()
+ */
+ public function parse_query( $query = '' ) {
+ if ( empty( $query ) ) {
+ $query = $this->query_vars;
+ }
+
+ $this->query_vars = wp_parse_args( $query, $this->query_var_defaults );
+ do_action_ref_array( 'parse_comment_query', array( &$this ) );
+ }
+
+ /**
+ * Sets up the WordPress query for retrieving comments.
+ *
+ * @since 3.1.0
+ * @since 4.1.0 Introduced 'comment__in', 'comment__not_in', 'post_author__in',
+ * 'post_author__not_in', 'author__in', 'author__not_in', 'post__in',
+ * 'post__not_in', 'include_unapproved', 'type__in', and 'type__not_in'
+ * arguments to $query_vars.
+ * @since 4.2.0 Moved parsing to WP_Comment_Query::parse_query().
+ * @access public
+ *
+ * @param string|array $query Array or URL query string of parameters.
+ * @return array List of comments.
+ */
+ public function query( $query ) {
+ $this->query_vars = wp_parse_args( $query );
+ return $this->get_comments();
+ }
+
+ /**
+ * Get a list of comments matching the query vars.
+ *
+ * @since 4.2.0
+ * @access public
+ *
+ * @global wpdb $wpdb WordPress database abstraction object.
+ *
+ * @return array The list of comments.
+ */
+ public function get_comments() {
+ global $wpdb;
+
+ $groupby = '';
+
+ $this->parse_query();
+
+ // Parse meta query
+ $this->meta_query = new WP_Meta_Query();
+ $this->meta_query->parse_query_vars( $this->query_vars );
+
+ if ( ! empty( $this->meta_query->queries ) ) {
+ $meta_query_clauses = $this->meta_query->get_sql( 'comment', $wpdb->comments, 'comment_ID', $this );
+ }
+
+ /**
+ * Fires before comments are retrieved.
+ *
+ * @since 3.1.0
+ *
+ * @param WP_Comment_Query &$this Current instance of WP_Comment_Query, passed by reference.
+ */
+ do_action_ref_array( 'pre_get_comments', array( &$this ) );
+
+ // $args can include anything. Only use the args defined in the query_var_defaults to compute the key.
+ $key = md5( serialize( wp_array_slice_assoc( $this->query_vars, array_keys( $this->query_var_defaults ) ) ) );
+ $last_changed = wp_cache_get( 'last_changed', 'comment' );
+ if ( ! $last_changed ) {
+ $last_changed = microtime();
+ wp_cache_set( 'last_changed', $last_changed, 'comment' );
+ }
+ $cache_key = "get_comments:$key:$last_changed";
+
+ if ( $cache = wp_cache_get( $cache_key, 'comment' ) ) {
+ $this->comments = $cache;
+ return $this->comments;
+ }
+
+ $where = array();
+
+ // Assemble clauses related to 'comment_approved'.
+ $approved_clauses = array();
+
+ // 'status' accepts an array or a comma-separated string.
+ $status_clauses = array();
+ $statuses = $this->query_vars['status'];
+ if ( ! is_array( $statuses ) ) {
+ $statuses = preg_split( '/[\s,]+/', $statuses );
+ }
+
+ // 'any' overrides other statuses.
+ if ( ! in_array( 'any', $statuses ) ) {
+ foreach ( $statuses as $status ) {
+ switch ( $status ) {
+ case 'hold' :
+ $status_clauses[] = "comment_approved = '0'";
+ break;
+
+ case 'approve' :
+ $status_clauses[] = "comment_approved = '1'";
+ break;
+
+ case 'all' :
+ case '' :
+ $status_clauses[] = "( comment_approved = '0' OR comment_approved = '1' )";
+ break;
+
+ default :
+ $status_clauses[] = $wpdb->prepare( "comment_approved = %s", $status );
+ break;
+ }
+ }
+
+ if ( ! empty( $status_clauses ) ) {
+ $approved_clauses[] = '( ' . implode( ' OR ', $status_clauses ) . ' )';
+ }
+ }
+
+ // User IDs or emails whose unapproved comments are included, regardless of $status.
+ if ( ! empty( $this->query_vars['include_unapproved'] ) ) {
+ $include_unapproved = $this->query_vars['include_unapproved'];
+
+ // Accepts arrays or comma-separated strings.
+ if ( ! is_array( $include_unapproved ) ) {
+ $include_unapproved = preg_split( '/[\s,]+/', $include_unapproved );
+ }
+
+ $unapproved_ids = $unapproved_emails = array();
+ foreach ( $include_unapproved as $unapproved_identifier ) {
+ // Numeric values are assumed to be user ids.
+ if ( is_numeric( $unapproved_identifier ) ) {
+ $approved_clauses[] = $wpdb->prepare( "( user_id = %d AND comment_approved = '0' )", $unapproved_identifier );
+
+ // Otherwise we match against email addresses.
+ } else {
+ $approved_clauses[] = $wpdb->prepare( "( comment_author_email = %s AND comment_approved = '0' )", $unapproved_identifier );
+ }
+ }
+ }
+
+ // Collapse comment_approved clauses into a single OR-separated clause.
+ if ( ! empty( $approved_clauses ) ) {
+ if ( 1 === count( $approved_clauses ) ) {
+ $where[] = $approved_clauses[0];
+ } else {
+ $where[] = '( ' . implode( ' OR ', $approved_clauses ) . ' )';
+ }
+ }
+
+ $order = ( 'ASC' == strtoupper( $this->query_vars['order'] ) ) ? 'ASC' : 'DESC';
+
+ // Disable ORDER BY with 'none', an empty array, or boolean false.
+ if ( in_array( $this->query_vars['orderby'], array( 'none', array(), false ), true ) ) {
+ $orderby = '';
+ } elseif ( ! empty( $this->query_vars['orderby'] ) ) {
+ $ordersby = is_array( $this->query_vars['orderby'] ) ?
+ $this->query_vars['orderby'] :
+ preg_split( '/[,\s]/', $this->query_vars['orderby'] );
+
+ $orderby_array = array();
+ $found_orderby_comment_ID = false;
+ foreach ( $ordersby as $_key => $_value ) {
+ if ( ! $_value ) {
+ continue;
+ }
+
+ if ( is_int( $_key ) ) {
+ $_orderby = $_value;
+ $_order = $order;
+ } else {
+ $_orderby = $_key;
+ $_order = $_value;
+ }
+
+ if ( ! $found_orderby_comment_ID && 'comment_ID' === $_orderby ) {
+ $found_orderby_comment_ID = true;
+ }
+
+ $parsed = $this->parse_orderby( $_orderby );
+
+ if ( ! $parsed ) {
+ continue;
+ }
+
+ $orderby_array[] = $parsed . ' ' . $this->parse_order( $_order );
+ }
+
+ // If no valid clauses were found, order by comment_date_gmt.
+ if ( empty( $orderby_array ) ) {
+ $orderby_array[] = "$wpdb->comments.comment_date_gmt $order";
+ }
+
+ // To ensure determinate sorting, always include a comment_ID clause.
+ if ( ! $found_orderby_comment_ID ) {
+ $comment_ID_order = '';
+
+ // Inherit order from comment_date or comment_date_gmt, if available.
+ foreach ( $orderby_array as $orderby_clause ) {
+ if ( preg_match( '/comment_date(?:_gmt)*\ (ASC|DESC)/', $orderby_clause, $match ) ) {
+ $comment_ID_order = $match[1];
+ break;
+ }
+ }
+
+ // If no date-related order is available, use the date from the first available clause.
+ if ( ! $comment_ID_order ) {
+ foreach ( $orderby_array as $orderby_clause ) {
+ if ( false !== strpos( 'ASC', $orderby_clause ) ) {
+ $comment_ID_order = 'ASC';
+ } else {
+ $comment_ID_order = 'DESC';
+ }
+
+ break;
+ }
+ }
+
+ // Default to DESC.
+ if ( ! $comment_ID_order ) {
+ $comment_ID_order = 'DESC';
+ }
+
+ $orderby_array[] = "$wpdb->comments.comment_ID $comment_ID_order";
+ }
+
+ $orderby = implode( ', ', $orderby_array );
+ } else {
+ $orderby = "$wpdb->comments.comment_date_gmt $order";
+ }
+
+ $number = absint( $this->query_vars['number'] );
+ $offset = absint( $this->query_vars['offset'] );
+
+ if ( ! empty( $number ) ) {
+ if ( $offset ) {
+ $limits = 'LIMIT ' . $offset . ',' . $number;
+ } else {
+ $limits = 'LIMIT ' . $number;
+ }
+ } else {
+ $limits = '';
+ }
+
+ if ( $this->query_vars['count'] ) {
+ $fields = 'COUNT(*)';
+ } else {
+ switch ( strtolower( $this->query_vars['fields'] ) ) {
+ case 'ids':
+ $fields = "$wpdb->comments.comment_ID";
+ break;
+ default:
+ $fields = "*";
+ break;
+ }
+ }
+
+ $join = '';
+
+ $post_id = absint( $this->query_vars['post_id'] );
+ if ( ! empty( $post_id ) ) {
+ $where[] = $wpdb->prepare( 'comment_post_ID = %d', $post_id );
+ }
+
+ // Parse comment IDs for an IN clause.
+ if ( ! empty( $this->query_vars['comment__in'] ) ) {
+ $where[] = 'comment_ID IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['comment__in'] ) ) . ' )';
+ }
+
+ // Parse comment IDs for a NOT IN clause.
+ if ( ! empty( $this->query_vars['comment__not_in'] ) ) {
+ $where[] = 'comment_ID NOT IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['comment__not_in'] ) ) . ' )';
+ }
+
+ // Parse comment post IDs for an IN clause.
+ if ( ! empty( $this->query_vars['post__in'] ) ) {
+ $where[] = 'comment_post_ID IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['post__in'] ) ) . ' )';
+ }
+
+ // Parse comment post IDs for a NOT IN clause.
+ if ( ! empty( $this->query_vars['post__not_in'] ) ) {
+ $where[] = 'comment_post_ID NOT IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['post__not_in'] ) ) . ' )';
+ }
+
+ if ( '' !== $this->query_vars['author_email'] ) {
+ $where[] = $wpdb->prepare( 'comment_author_email = %s', $this->query_vars['author_email'] );
+ }
+
+ if ( '' !== $this->query_vars['karma'] ) {
+ $where[] = $wpdb->prepare( 'comment_karma = %d', $this->query_vars['karma'] );
+ }
+
+ // Filtering by comment_type: 'type', 'type__in', 'type__not_in'.
+ $raw_types = array(
+ 'IN' => array_merge( (array) $this->query_vars['type'], (array) $this->query_vars['type__in'] ),
+ 'NOT IN' => (array) $this->query_vars['type__not_in'],
+ );
+
+ $comment_types = array();
+ foreach ( $raw_types as $operator => $_raw_types ) {
+ $_raw_types = array_unique( $_raw_types );
+
+ foreach ( $_raw_types as $type ) {
+ switch ( $type ) {
+ // An empty translates to 'all', for backward compatibility
+ case '':
+ case 'all' :
+ break;
+
+ case 'comment':
+ case 'comments':
+ $comment_types[ $operator ][] = "''";
+ break;
+
+ case 'pings':
+ $comment_types[ $operator ][] = "'pingback'";
+ $comment_types[ $operator ][] = "'trackback'";
+ break;
+
+ default:
+ $comment_types[ $operator ][] = $wpdb->prepare( '%s', $type );
+ break;
+ }
+ }
+
+ if ( ! empty( $comment_types[ $operator ] ) ) {
+ $types_sql = implode( ', ', $comment_types[ $operator ] );
+ $where[] = "comment_type $operator ($types_sql)";
+ }
+ }
+
+ if ( '' !== $this->query_vars['parent'] ) {
+ $where[] = $wpdb->prepare( 'comment_parent = %d', $this->query_vars['parent'] );
+ }
+
+ if ( is_array( $this->query_vars['user_id'] ) ) {
+ $where[] = 'user_id IN (' . implode( ',', array_map( 'absint', $this->query_vars['user_id'] ) ) . ')';
+ } elseif ( '' !== $this->query_vars['user_id'] ) {
+ $where[] = $wpdb->prepare( 'user_id = %d', $this->query_vars['user_id'] );
+ }
+
+ if ( '' !== $this->query_vars['search'] ) {
+ $search_sql = $this->get_search_sql(
+ $this->query_vars['search'],
+ array( 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_author_IP', 'comment_content' )
+ );
+
+ // Strip leading 'AND'.
+ $where[] = preg_replace( '/^\s*AND\s*/', '', $search_sql );
+ }
+
+ // If any post-related query vars are passed, join the posts table.
+ $join_posts_table = false;
+ $plucked = wp_array_slice_assoc( $this->query_vars, array( 'post_author', 'post_name', 'post_parent', 'post_status', 'post_type' ) );
+ $post_fields = array_filter( $plucked );
+
+ if ( ! empty( $post_fields ) ) {
+ $join_posts_table = true;
+ foreach ( $post_fields as $field_name => $field_value ) {
+ // $field_value may be an array.
+ $esses = array_fill( 0, count( (array) $field_value ), '%s' );
+ $where[] = $wpdb->prepare( " {$wpdb->posts}.{$field_name} IN (" . implode( ',', $esses ) . ')', $field_value );
+ }
+ }
+
+ // Comment author IDs for an IN clause.
+ if ( ! empty( $this->query_vars['author__in'] ) ) {
+ $where[] = 'user_id IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['author__in'] ) ) . ' )';
+ }
+
+ // Comment author IDs for a NOT IN clause.
+ if ( ! empty( $this->query_vars['author__not_in'] ) ) {
+ $where[] = 'user_id NOT IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['author__not_in'] ) ) . ' )';
+ }
+
+ // Post author IDs for an IN clause.
+ if ( ! empty( $this->query_vars['post_author__in'] ) ) {
+ $join_posts_table = true;
+ $where[] = 'post_author IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['post_author__in'] ) ) . ' )';
+ }
+
+ // Post author IDs for a NOT IN clause.
+ if ( ! empty( $this->query_vars['post_author__not_in'] ) ) {
+ $join_posts_table = true;
+ $where[] = 'post_author NOT IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['post_author__not_in'] ) ) . ' )';
+ }
+
+ if ( $join_posts_table ) {
+ $join = "JOIN $wpdb->posts ON $wpdb->posts.ID = $wpdb->comments.comment_post_ID";
+ }
+
+ if ( ! empty( $meta_query_clauses ) ) {
+ $join .= $meta_query_clauses['join'];
+
+ // Strip leading 'AND'.
+ $where[] = preg_replace( '/^\s*AND\s*/', '', $meta_query_clauses['where'] );
+
+ if ( ! $this->query_vars['count'] ) {
+ $groupby = "{$wpdb->comments}.comment_ID";
+ }
+ }
+
+ $date_query = $this->query_vars['date_query'];
+ if ( ! empty( $date_query ) && is_array( $date_query ) ) {
+ $date_query_object = new WP_Date_Query( $date_query, 'comment_date' );
+ $where[] = preg_replace( '/^\s*AND\s*/', '', $date_query_object->get_sql() );
+ }
+
+ $where = implode( ' AND ', $where );
+
+ $pieces = array( 'fields', 'join', 'where', 'orderby', 'limits', 'groupby' );
+ /**
+ * Filter the comment query clauses.
+ *
+ * @since 3.1.0
+ *
+ * @param array $pieces A compacted array of comment query clauses.
+ * @param WP_Comment_Query &$this Current instance of WP_Comment_Query, passed by reference.
+ */
+ $clauses = apply_filters_ref_array( 'comments_clauses', array( compact( $pieces ), &$this ) );
+
+ $fields = isset( $clauses[ 'fields' ] ) ? $clauses[ 'fields' ] : '';
+ $join = isset( $clauses[ 'join' ] ) ? $clauses[ 'join' ] : '';
+ $where = isset( $clauses[ 'where' ] ) ? $clauses[ 'where' ] : '';
+ $orderby = isset( $clauses[ 'orderby' ] ) ? $clauses[ 'orderby' ] : '';
+ $limits = isset( $clauses[ 'limits' ] ) ? $clauses[ 'limits' ] : '';
+ $groupby = isset( $clauses[ 'groupby' ] ) ? $clauses[ 'groupby' ] : '';
+
+ if ( $where ) {
+ $where = 'WHERE ' . $where;
+ }
+
+ if ( $groupby ) {
+ $groupby = 'GROUP BY ' . $groupby;
+ }
+
+ if ( $orderby ) {
+ $orderby = "ORDER BY $orderby";
+ }
+
+ $this->request = "SELECT $fields FROM $wpdb->comments $join $where $groupby $orderby $limits";
+
+ if ( $this->query_vars['count'] ) {
+ return $wpdb->get_var( $this->request );
+ }
+
+ if ( 'ids' == $this->query_vars['fields'] ) {
+ $this->comments = $wpdb->get_col( $this->request );
+ return array_map( 'intval', $this->comments );
+ }
+
+ $results = $wpdb->get_results( $this->request );
+ /**
+ * Filter the comment query results.
+ *
+ * @since 3.1.0
+ *
+ * @param array $results An array of comments.
+ * @param WP_Comment_Query &$this Current instance of WP_Comment_Query, passed by reference.
+ */
+ $comments = apply_filters_ref_array( 'the_comments', array( $results, &$this ) );
+
+ wp_cache_add( $cache_key, $comments, 'comment' );
+
+ $this->comments = $comments;
+ return $this->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
+ */
+ protected function get_search_sql( $string, $cols ) {
+ global $wpdb;
+
+ $like = '%' . $wpdb->esc_like( $string ) . '%';
+
+ $searches = array();
+ foreach ( $cols as $col ) {
+ $searches[] = $wpdb->prepare( "$col LIKE %s", $like );
+ }
+
+ return ' AND (' . implode(' OR ', $searches) . ')';
+ }
+
+ /**
+ * Parse and sanitize 'orderby' keys passed to the comment query.
+ *
+ * @since 4.2.0
+ * @access protected
+ *
+ * @global wpdb $wpdb WordPress database abstraction object.
+ *
+ * @param string $orderby Alias for the field to order by.
+ * @return string|bool Value to used in the ORDER clause. False otherwise.
+ */
+ protected function parse_orderby( $orderby ) {
+ global $wpdb;
+
+ $allowed_keys = array(
+ 'comment_agent',
+ 'comment_approved',
+ 'comment_author',
+ 'comment_author_email',
+ 'comment_author_IP',
+ 'comment_author_url',
+ 'comment_content',
+ 'comment_date',
+ 'comment_date_gmt',
+ 'comment_ID',
+ 'comment_karma',
+ 'comment_parent',
+ 'comment_post_ID',
+ 'comment_type',
+ 'user_id',
+ );
+
+ if ( ! empty( $this->query_vars['meta_key'] ) ) {
+ $allowed_keys[] = $this->query_vars['meta_key'];
+ $allowed_keys[] = 'meta_value';
+ $allowed_keys[] = 'meta_value_num';
+ }
+
+ $meta_query_clauses = $this->meta_query->get_clauses();
+ if ( $meta_query_clauses ) {
+ $allowed_keys = array_merge( $allowed_keys, array_keys( $meta_query_clauses ) );
+ }
+
+ $parsed = false;
+ if ( $orderby == $this->query_vars['meta_key'] || $orderby == 'meta_value' ) {
+ $parsed = "$wpdb->commentmeta.meta_value";
+ } else if ( $orderby == 'meta_value_num' ) {
+ $parsed = "$wpdb->commentmeta.meta_value+0";
+ } else if ( in_array( $orderby, $allowed_keys ) ) {
+
+ if ( isset( $meta_query_clauses[ $orderby ] ) ) {
+ $meta_clause = $meta_query_clauses[ $orderby ];
+ $parsed = sprintf( "CAST(%s.meta_value AS %s)", esc_sql( $meta_clause['alias'] ), esc_sql( $meta_clause['cast'] ) );
+ } else {
+ $parsed = "$wpdb->comments.$orderby";
+ }
+ }
+
+ return $parsed;
+ }
+
+ /**
+ * Parse an 'order' query variable and cast it to ASC or DESC as necessary.
+ *
+ * @since 4.2.0
+ * @access protected
+ *
+ * @param string $order The 'order' query variable.
+ * @return string The sanitized 'order' query variable.
+ */
+ protected function parse_order( $order ) {
+ if ( ! is_string( $order ) || empty( $order ) ) {
+ return 'DESC';
+ }
+
+ if ( 'ASC' === strtoupper( $order ) ) {
+ return 'ASC';
+ } else {
+ return 'DESC';
+ }
+ }
}
/**
- * The date the last comment was modified.
+ * 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.
*
- * {@internal Missing Long Description}}
+ * @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
- * @global array $cache_lastcommentmodified
+ *
+ * @global wpdb $wpdb WordPress database abstraction object.
*
* @param string $timezone Which timezone to use in reference to 'gmt', 'blog',
- * or 'server' locations
- * @return string Last comment modified date
+ * or 'server' locations.
+ * @return string Last comment modified date.
*/
function get_lastcommentmodified($timezone = 'server') {
- global $cache_lastcommentmodified, $wpdb;
+ global $wpdb;
+ static $cache_lastcommentmodified = array();
if ( isset($cache_lastcommentmodified[$timezone]) )
return $cache_lastcommentmodified[$timezone];
/**
* The amount of comments in a post or total comments.
*
- * {@internal Missing Long Description}}
+ * 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
+ * @global wpdb $wpdb WordPress database abstraction object.
+ *
+ * @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;
return $comment_count;
}
+//
+// Comment meta functions
+//
+
+/**
+ * Add meta data field to a comment.
+ *
+ * @since 2.9.0
+ * @link https://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 $unique Optional, default is false. Whether the same key should not be added.
+ * @return int|bool Meta ID on success, false on failure.
+ */
+function add_comment_meta($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
+ * @link https://codex.wordpress.org/Function_Reference/delete_comment_meta
+ *
+ * @param int $comment_id comment ID
+ * @param string $meta_key Metadata name.
+ * @param mixed $meta_value Optional. Metadata value.
+ * @return bool True on success, false on failure.
+ */
+function delete_comment_meta($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
+ * @link https://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
+ * @link https://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 $prev_value Optional. Previous value to check before removing.
+ * @return int|bool Meta ID if the key didn't exist, true on successful update, false on failure.
+ */
+function update_comment_meta($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;
+
+ /**
+ * Filter the lifetime of the comment cookie in seconds.
+ *
+ * @since 2.8.0
+ *
+ * @param int $seconds Comment cookie lifetime. Default 30000000.
+ */
+ $comment_cookie_lifetime = apply_filters( 'comment_cookie_lifetime', 30000000 );
+ $secure = ( 'https' === parse_url( home_url(), PHP_URL_SCHEME ) );
+ setcookie( 'comment_author_' . COOKIEHASH, $comment->comment_author, time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN, $secure );
+ setcookie( 'comment_author_email_' . COOKIEHASH, $comment->comment_author_email, time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN, $secure );
+ setcookie( 'comment_author_url_' . COOKIEHASH, esc_url($comment->comment_author_url), time() + $comment_cookie_lifetime, COOKIEPATH, COOKIE_DOMAIN, $secure );
+}
+
/**
* Sanitizes the cookies sent to the user already.
*
* @since 2.0.4
*/
function sanitize_comment_cookies() {
- if ( isset($_COOKIE['comment_author_'.COOKIEHASH]) ) {
- $comment_author = apply_filters('pre_comment_author_name', $_COOKIE['comment_author_'.COOKIEHASH]);
- $comment_author = stripslashes($comment_author);
- $comment_author = attribute_escape($comment_author);
- $_COOKIE['comment_author_'.COOKIEHASH] = $comment_author;
+ if ( isset( $_COOKIE['comment_author_' . COOKIEHASH] ) ) {
+ /**
+ * Filter the comment author's name cookie before it is set.
+ *
+ * When this filter hook is evaluated in wp_filter_comment(),
+ * the comment author's name string is passed.
+ *
+ * @since 1.5.0
+ *
+ * @param string $author_cookie The comment author name cookie.
+ */
+ $comment_author = apply_filters( 'pre_comment_author_name', $_COOKIE['comment_author_' . COOKIEHASH] );
+ $comment_author = wp_unslash($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);
- $comment_author_email = attribute_escape($comment_author_email);
+ if ( isset( $_COOKIE['comment_author_email_' . COOKIEHASH] ) ) {
+ /**
+ * Filter the comment author's email cookie before it is set.
+ *
+ * When this filter hook is evaluated in wp_filter_comment(),
+ * the comment author's email string is passed.
+ *
+ * @since 1.5.0
+ *
+ * @param string $author_email_cookie The comment author email cookie.
+ */
+ $comment_author_email = apply_filters( 'pre_comment_author_email', $_COOKIE['comment_author_email_' . COOKIEHASH] );
+ $comment_author_email = wp_unslash($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);
+ if ( isset( $_COOKIE['comment_author_url_' . COOKIEHASH] ) ) {
+ /**
+ * Filter the comment author's URL cookie before it is set.
+ *
+ * When this filter hook is evaluated in wp_filter_comment(),
+ * the comment author's URL string is passed.
+ *
+ * @since 1.5.0
+ *
+ * @param string $author_url_cookie The comment author URL cookie.
+ */
+ $comment_author_url = apply_filters( 'pre_comment_author_url', $_COOKIE['comment_author_url_' . COOKIEHASH] );
+ $comment_author_url = wp_unslash($comment_author_url);
$_COOKIE['comment_author_url_'.COOKIEHASH] = $comment_author_url;
}
}
/**
- * Validates whether this comment is allowed to be made or not.
- *
- * {@internal Missing Long Description}}
+ * 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 do_action() Calls 'check_comment_flood' hook on $comment_author_IP, $comment_author_email, and $comment_date_gmt
+ *
+ * @global wpdb $wpdb WordPress database abstraction object.
*
* @param array $commentdata Contains information on the comment
* @return mixed Signifies the approval status (0|1|'spam')
*/
-function wp_allow_comment($commentdata) {
+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_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) )
- wp_die( __('Duplicate comment detected; it looks as though you\'ve already said that!') );
+ $dupe = $wpdb->prepare(
+ "SELECT comment_ID FROM $wpdb->comments WHERE comment_post_ID = %d AND comment_parent = %s AND comment_approved != 'trash' AND ( comment_author = %s ",
+ wp_unslash( $commentdata['comment_post_ID'] ),
+ wp_unslash( $commentdata['comment_parent'] ),
+ wp_unslash( $commentdata['comment_author'] )
+ );
+ if ( $commentdata['comment_author_email'] ) {
+ $dupe .= $wpdb->prepare(
+ "OR comment_author_email = %s ",
+ wp_unslash( $commentdata['comment_author_email'] )
+ );
+ }
+ $dupe .= $wpdb->prepare(
+ ") AND comment_content = %s LIMIT 1",
+ wp_unslash( $commentdata['comment_content'] )
+ );
+ if ( $wpdb->get_var( $dupe ) ) {
+ /**
+ * Fires immediately after a duplicate comment is detected.
+ *
+ * @since 3.0.0
+ *
+ * @param array $commentdata Comment data.
+ */
+ 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!' ), 409 );
+ }
- do_action( 'check_comment_flood', $comment_author_IP, $comment_author_email, $comment_date_gmt );
+ /**
+ * Fires immediately before a comment is marked approved.
+ *
+ * Allows checking for comment flooding.
+ *
+ * @since 2.3.0
+ *
+ * @param string $comment_author_IP Comment author's IP address.
+ * @param string $comment_author_email Comment author's email.
+ * @param string $comment_date_gmt GMT date the comment was posted.
+ */
+ do_action(
+ 'check_comment_flood',
+ $commentdata['comment_author_IP'],
+ $commentdata['comment_author_email'],
+ $commentdata['comment_date_gmt']
+ );
- if ( $user_id ) {
- $userdata = get_userdata($user_id);
- $user = new WP_User($user_id);
- $post_author = $wpdb->get_var($wpdb->prepare("SELECT post_author FROM $wpdb->posts WHERE ID = %d LIMIT 1", $comment_post_ID));
+ if ( ! empty( $commentdata['user_id'] ) ) {
+ $user = get_userdata( $commentdata['user_id'] );
+ $post_author = $wpdb->get_var( $wpdb->prepare(
+ "SELECT post_author FROM $wpdb->posts WHERE ID = %d LIMIT 1",
+ $commentdata['comment_post_ID']
+ ) );
}
- if ( $userdata && ( $user_id == $post_author || $user->has_cap('moderate_comments') ) ) {
+ if ( isset( $user ) && ( $commentdata['user_id'] == $post_author || $user->has_cap( 'moderate_comments' ) ) ) {
// The author and the admins get respect.
$approved = 1;
- } else {
+ } else {
// Everyone else's comments will be checked.
- if ( check_comment($comment_author, $comment_author_email, $comment_author_url, $comment_content, $comment_author_IP, $comment_agent, $comment_type) )
+ if ( check_comment(
+ $commentdata['comment_author'],
+ $commentdata['comment_author_email'],
+ $commentdata['comment_author_url'],
+ $commentdata['comment_content'],
+ $commentdata['comment_author_IP'],
+ $commentdata['comment_agent'],
+ $commentdata['comment_type']
+ ) ) {
$approved = 1;
- else
+ } else {
$approved = 0;
- if ( wp_blacklist_check($comment_author, $comment_author_email, $comment_author_url, $comment_content, $comment_author_IP, $comment_agent) )
+ }
+
+ if ( wp_blacklist_check(
+ $commentdata['comment_author'],
+ $commentdata['comment_author_email'],
+ $commentdata['comment_author_url'],
+ $commentdata['comment_content'],
+ $commentdata['comment_author_IP'],
+ $commentdata['comment_agent']
+ ) ) {
$approved = 'spam';
+ }
}
- $approved = apply_filters('pre_comment_approved', $approved);
+ /**
+ * Filter a comment's approval status before it is set.
+ *
+ * @since 2.1.0
+ *
+ * @param bool|string $approved The approval status. Accepts 1, 0, or 'spam'.
+ * @param array $commentdata Comment data.
+ */
+ $approved = apply_filters( 'pre_comment_approved', $approved, $commentdata );
return $approved;
}
/**
- * {@internal Missing Short Description}}
+ * Check whether comment flooding is occurring.
*
- * {@internal Missing Long Description}}
+ * Won't run, if current user can manage options, so to not block
+ * administrators.
*
* @since 2.3.0
- * @uses $wpdb
- * @uses apply_filters() {@internal Missing Description}}
- * @uses do_action() {@internal Missing Description}}
*
- * @param string $ip {@internal Missing Description}}
- * @param string $email {@internal Missing Description}}
- * @param unknown_type $date {@internal Missing Description}}
+ * @global wpdb $wpdb WordPress database abstraction object.
+ *
+ * @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
- if ( $lasttime = $wpdb->get_var( $wpdb->prepare("SELECT comment_date_gmt FROM $wpdb->comments WHERE comment_author_IP = %s OR comment_author_email = %s ORDER BY comment_date DESC LIMIT 1", $ip, $email) ) ) {
- $time_lastcomment = mysql2date('U', $lasttime);
- $time_newcomment = mysql2date('U', $date);
- $flood_die = apply_filters('comment_flood_filter', false, $time_lastcomment, $time_newcomment);
+ $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);
+ /**
+ * Filter the comment flood status.
+ *
+ * @since 2.1.0
+ *
+ * @param bool $bool Whether a comment flood is occurring. Default false.
+ * @param int $time_lastcomment Timestamp of when the last comment was posted.
+ * @param int $time_newcomment Timestamp of when the new comment was posted.
+ */
+ $flood_die = apply_filters( 'comment_flood_filter', false, $time_lastcomment, $time_newcomment );
if ( $flood_die ) {
- do_action('comment_flood_trigger', $time_lastcomment, $time_newcomment);
- wp_die( __('You are posting comments too quickly. Slow down.') );
+ /**
+ * Fires before the comment flood message is triggered.
+ *
+ * @since 1.5.0
+ *
+ * @param int $time_lastcomment Timestamp of when the last comment was posted.
+ * @param int $time_newcomment Timestamp of when the new comment was posted.
+ */
+ 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.' ), 429 );
}
}
}
/**
- * Does comment contain blacklisted characters or words.
+ * 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 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 ) ) && ! empty( $wp_query->comments ) )
+ $comments = $wp_query->comments;
+
+ if ( empty($comments) )
+ return 0;
+
+ if ( ! get_option( 'page_comments' ) )
+ return 1;
+
+ 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.
*
- * {@internal Missing Long Description}}
+ * @since 2.7.0
+ *
+ * @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 $email The email of the comment
* @return bool True if comment contains blacklisted content, false if comment does not
*/
function wp_blacklist_check($author, $email, $url, $comment, $user_ip, $user_agent) {
- do_action('wp_blacklist_check', $author, $email, $url, $comment, $user_ip, $user_agent);
-
- if ( preg_match_all('/&#(\d+);/', $comment . $author . $url, $chars) ) {
- foreach ( (array) $chars[1] as $char ) {
- // If it's an encoded char in the normal ASCII set, reject
- if ( 38 == $char )
- continue; // Unless it's &
- if ( $char < 128 )
- return true;
- }
- }
+ /**
+ * Fires before the comment is tested for blacklisted characters or words.
+ *
+ * @since 1.5.0
+ *
+ * @param string $author Comment author.
+ * @param string $email Comment author's email.
+ * @param string $url Comment author's URL.
+ * @param string $comment Comment content.
+ * @param string $user_ip Comment author's IP address.
+ * @param string $user_agent Comment author's browser 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 )
}
/**
- * {@internal Missing Short Description}}
+ * Retrieve total comments for blog or single post.
*
- * {@internal Missing Long Description}}
+ * 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.
*
- * @param unknown_type $post_id
- * @return unknown
+ * 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;
+ /**
+ * Filter the comments count for a given post.
+ *
+ * @since 2.7.0
+ *
+ * @param array $count An empty array.
+ * @param int $post_id The 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 )
+ 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;
- $stats = array( );
- $approved = array('0' => 'moderated', '1' => 'approved', 'spam' => 'spam');
- foreach( (array) $count as $row_num => $row ) {
- $total += $row['num_comments'];
- $stats[$approved[$row['comment_approved']]] = $row['num_comments'];
+ $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;
}
/**
- * Removes comment ID and maybe updates post comment count.
+ * 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 'wp_set_comment_status' hook on comment ID with 'delete' set for the second parameter
+ *
+ * @global wpdb $wpdb WordPress database abstraction object.
*
* @param int $comment_id Comment ID
- * @return bool False if delete comment query failure, true on success
+ * @param bool $force_delete Whether to bypass trash and force deletion. Default is false.
+ * @return bool True on success, false on failure.
*/
-function wp_delete_comment($comment_id) {
+function wp_delete_comment($comment_id, $force_delete = false) {
global $wpdb;
- do_action('delete_comment', $comment_id);
+ if (!$comment = get_comment($comment_id))
+ return false;
- $comment = get_comment($comment_id);
+ if ( !$force_delete && EMPTY_TRASH_DAYS && !in_array( wp_get_comment_status($comment_id), array( 'trash', 'spam' ) ) )
+ return wp_trash_comment($comment_id);
+
+ /**
+ * Fires immediately before a comment is deleted from the database.
+ *
+ * @since 1.2.0
+ *
+ * @param int $comment_id The 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);
+ }
- if ( ! $wpdb->query( $wpdb->prepare("DELETE FROM $wpdb->comments WHERE comment_ID = %d LIMIT 1", $comment_id) ) )
+ // 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;
+ /**
+ * Fires immediately after a comment is deleted from the database.
+ *
+ * @since 2.9.0
+ *
+ * @param int $comment_id The comment ID.
+ */
+ 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');
+ /** This action is documented in wp-includes/comment.php */
+ 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
+ *
+ * @param int $comment_id Comment ID.
+ * @return bool True on success, false on failure.
+ */
+function wp_trash_comment($comment_id) {
+ if ( !EMPTY_TRASH_DAYS )
+ return wp_delete_comment($comment_id, true);
+
+ if ( !$comment = get_comment($comment_id) )
+ return false;
+
+ /**
+ * Fires immediately before a comment is sent to the Trash.
+ *
+ * @since 2.9.0
+ *
+ * @param int $comment_id The comment ID.
+ */
+ 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() );
+
+ /**
+ * Fires immediately after a comment is sent to Trash.
+ *
+ * @since 2.9.0
+ *
+ * @param int $comment_id The comment ID.
+ */
+ do_action( 'trashed_comment', $comment_id );
+ return true;
+ }
+
+ return false;
+}
+
+/**
+ * Removes a comment from the Trash
+ *
+ * @since 2.9.0
+ *
+ * @param int $comment_id Comment ID.
+ * @return bool True on success, false on failure.
+ */
+function wp_untrash_comment($comment_id) {
+ if ( ! (int)$comment_id )
+ return false;
+
+ /**
+ * Fires immediately before a comment is restored from the Trash.
+ *
+ * @since 2.9.0
+ *
+ * @param int $comment_id The comment ID.
+ */
+ 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');
+ /**
+ * Fires immediately after a comment is restored from the Trash.
+ *
+ * @since 2.9.0
+ *
+ * @param int $comment_id The comment ID.
+ */
+ do_action( 'untrashed_comment', $comment_id );
+ return true;
+ }
+
+ return false;
+}
+
+/**
+ * Marks a comment as Spam
+ *
+ * @since 2.9.0
+ *
+ * @param int $comment_id Comment ID.
+ * @return bool True on success, false on failure.
+ */
+function wp_spam_comment($comment_id) {
+ if ( !$comment = get_comment($comment_id) )
+ return false;
+
+ /**
+ * Fires immediately before a comment is marked as Spam.
+ *
+ * @since 2.9.0
+ *
+ * @param int $comment_id The comment ID.
+ */
+ 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);
+ /**
+ * Fires immediately after a comment is marked as Spam.
+ *
+ * @since 2.9.0
+ *
+ * @param int $comment_id The comment ID.
+ */
+ do_action( 'spammed_comment', $comment_id );
+ return true;
+ }
+
+ return false;
+}
+
+/**
+ * Removes a comment from the Spam
+ *
+ * @since 2.9.0
+ *
+ * @param int $comment_id Comment ID.
+ * @return bool True on success, false on failure.
+ */
+function wp_unspam_comment($comment_id) {
+ if ( ! (int)$comment_id )
+ return false;
+
+ /**
+ * Fires immediately before a comment is unmarked as Spam.
+ *
+ * @since 2.9.0
+ *
+ * @param int $comment_id The comment ID.
+ */
+ 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');
+ /**
+ * Fires immediately after a comment is unmarked as Spam.
+ *
+ * @since 2.9.0
+ *
+ * @param int $comment_id The comment ID.
+ */
+ do_action( 'unspammed_comment', $comment_id );
+ return true;
+ }
+
+ return false;
+}
+
/**
* The status of a comment by ID.
*
* @since 1.0.0
*
* @param int $comment_id Comment ID
- * @return string|bool Status might be 'deleted', 'approved', 'unapproved', 'spam'. False on failure
+ * @return false|string Status might be 'trash', 'approved', 'unapproved', 'spam'. False on failure.
*/
function wp_get_comment_status($comment_id) {
$comment = get_comment($comment_id);
$approved = $comment->comment_approved;
- if ( $approved == NULL )
- return 'deleted';
+ 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 ) {
+ /**
+ * Fires when the comment status is in transition.
+ *
+ * @since 2.7.0
+ *
+ * @param int|string $new_status The new comment status.
+ * @param int|string $old_status The old comment status.
+ * @param object $comment The comment data.
+ */
+ do_action( 'transition_comment_status', $new_status, $old_status, $comment );
+ /**
+ * Fires when the comment status is in transition from one specific status to another.
+ *
+ * The dynamic portions of the hook name, `$old_status`, and `$new_status`,
+ * refer to the old and new comment statuses, respectively.
+ *
+ * @since 2.7.0
+ *
+ * @param object $comment Comment object.
+ */
+ do_action( "comment_{$old_status}_to_{$new_status}", $comment );
+ }
+ /**
+ * Fires when the status of a specific comment type is in transition.
+ *
+ * The dynamic portions of the hook name, `$new_status`, and `$comment->comment_type`,
+ * refer to the new comment status, and the type of comment, respectively.
+ *
+ * Typical comment types include an empty string (standard comment), 'pingback',
+ * or 'trackback'.
+ *
+ * @since 2.7.0
+ *
+ * @param int $comment_ID The comment ID.
+ * @param obj $comment Comment object.
+ */
+ do_action( "comment_{$new_status}_{$comment->comment_type}", $comment->comment_ID, $comment );
+}
+
/**
* Get current commenter's name, email, and URL.
*
- * Expects cookies content to already be sanitized. User of this function
- * might wish to recheck the returned array for validity.
+ * Expects cookies content to already be sanitized. User of this function might
+ * wish to recheck the returned array for validity.
*
* @see sanitize_comment_cookies() Use to sanitize cookies
*
* @since 2.0.4
*
- * @return array Comment author, email, url respectively
+ * @return array Comment author, email, url respectively.
*/
function wp_get_current_commenter() {
// Cookies should already be sanitized.
if ( isset($_COOKIE['comment_author_url_'.COOKIEHASH]) )
$comment_author_url = $_COOKIE['comment_author_url_'.COOKIEHASH];
- return compact('comment_author', 'comment_author_email', 'comment_author_url');
+ /**
+ * Filter the current commenter's name, email, and URL.
+ *
+ * @since 3.1.0
+ *
+ * @param string $comment_author Comment author's name.
+ * @param string $comment_author_email Comment author's email.
+ * @param string $comment_author_url Comment author's URL.
+ */
+ return apply_filters( 'wp_get_current_commenter', compact('comment_author', 'comment_author_email', 'comment_author_url') );
}
/**
* Inserts a comment to the database.
*
- * {@internal Missing Long Description}}
+ * 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
+ * @global wpdb $wpdb WordPress database abstraction object.
+ *
+ * @param array $commentdata Contains information on the comment.
+ * @return int|bool The new comment's ID on success, false on failure.
*/
-function wp_insert_comment($commentdata) {
+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) )
- $comment_approved = 1;
- if ( ! isset($user_id) )
- $user_id = 0;
-
- $result = $wpdb->query( $wpdb->prepare("INSERT INTO $wpdb->comments
- (comment_post_ID, comment_author, comment_author_email, comment_author_url, comment_author_IP, comment_date, comment_date_gmt, comment_content, comment_approved, comment_agent, comment_type, comment_parent, user_id)
- VALUES (%d, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %d, %d)",
- $comment_post_ID, $comment_author, $comment_author_email, $comment_author_url, $comment_author_IP, $comment_date, $comment_date_gmt, $comment_content, $comment_approved, $comment_agent, $comment_type, $comment_parent, $user_id) );
+ $data = wp_unslash( $commentdata );
+
+ $comment_author = ! isset( $data['comment_author'] ) ? '' : $data['comment_author'];
+ $comment_author_email = ! isset( $data['comment_author_email'] ) ? '' : $data['comment_author_email'];
+ $comment_author_url = ! isset( $data['comment_author_url'] ) ? '' : $data['comment_author_url'];
+ $comment_author_IP = ! isset( $data['comment_author_IP'] ) ? '' : $data['comment_author_IP'];
+
+ $comment_date = ! isset( $data['comment_date'] ) ? current_time( 'mysql' ) : $data['comment_date'];
+ $comment_date_gmt = ! isset( $data['comment_date_gmt'] ) ? get_gmt_from_date( $comment_date ) : $data['comment_date_gmt'];
+
+ $comment_post_ID = ! isset( $data['comment_post_ID'] ) ? '' : $data['comment_post_ID'];
+ $comment_content = ! isset( $data['comment_content'] ) ? '' : $data['comment_content'];
+ $comment_karma = ! isset( $data['comment_karma'] ) ? 0 : $data['comment_karma'];
+ $comment_approved = ! isset( $data['comment_approved'] ) ? 1 : $data['comment_approved'];
+ $comment_agent = ! isset( $data['comment_agent'] ) ? '' : $data['comment_agent'];
+ $comment_type = ! isset( $data['comment_type'] ) ? '' : $data['comment_type'];
+ $comment_parent = ! isset( $data['comment_parent'] ) ? 0 : $data['comment_parent'];
+
+ $user_id = ! isset( $data['user_id'] ) ? 0 : $data['user_id'];
+
+ $compacted = 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' );
+ if ( ! $wpdb->insert( $wpdb->comments, $compacted ) ) {
+ return false;
+ }
$id = (int) $wpdb->insert_id;
- if ( $comment_approved == 1)
- wp_update_comment_count($comment_post_ID);
+ if ( $comment_approved == 1 ) {
+ wp_update_comment_count( $comment_post_ID );
+ }
+ $comment = get_comment( $id );
+
+ /**
+ * Fires immediately after a comment is inserted into the database.
+ *
+ * @since 2.8.0
+ *
+ * @param int $id The comment ID.
+ * @param obj $comment Comment object.
+ */
+ do_action( 'wp_insert_comment', $id, $comment );
+
+ wp_cache_set( 'last_changed', microtime(), 'comment' );
return $id;
}
/**
- * Parses and returns comment information.
+ * 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
+ * @param array $commentdata Contains information on the comment.
+ * @return array Parsed comment information.
*/
function wp_filter_comment($commentdata) {
- $commentdata['user_id'] = apply_filters('pre_user_id', $commentdata['user_ID']);
- $commentdata['comment_agent'] = apply_filters('pre_comment_user_agent', $commentdata['comment_agent']);
- $commentdata['comment_author'] = apply_filters('pre_comment_author_name', $commentdata['comment_author']);
- $commentdata['comment_content'] = apply_filters('pre_comment_content', $commentdata['comment_content']);
- $commentdata['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']);
+ if ( isset( $commentdata['user_ID'] ) ) {
+ /**
+ * Filter the comment author's user id before it is set.
+ *
+ * The first time this filter is evaluated, 'user_ID' is checked
+ * (for back-compat), followed by the standard 'user_id' value.
+ *
+ * @since 1.5.0
+ *
+ * @param int $user_ID The comment author's user ID.
+ */
+ $commentdata['user_id'] = apply_filters( 'pre_user_id', $commentdata['user_ID'] );
+ } elseif ( isset( $commentdata['user_id'] ) ) {
+ /** This filter is documented in wp-includes/comment.php */
+ $commentdata['user_id'] = apply_filters( 'pre_user_id', $commentdata['user_id'] );
+ }
+
+ /**
+ * Filter the comment author's browser user agent before it is set.
+ *
+ * @since 1.5.0
+ *
+ * @param int $comment_agent The comment author's browser user agent.
+ */
+ $commentdata['comment_agent'] = apply_filters( 'pre_comment_user_agent', ( isset( $commentdata['comment_agent'] ) ? $commentdata['comment_agent'] : '' ) );
+ /** This filter is documented in wp-includes/comment.php */
+ $commentdata['comment_author'] = apply_filters( 'pre_comment_author_name', $commentdata['comment_author'] );
+ /**
+ * Filter the comment content before it is set.
+ *
+ * @since 1.5.0
+ *
+ * @param int $comment_content The comment content.
+ */
+ $commentdata['comment_content'] = apply_filters( 'pre_comment_content', $commentdata['comment_content'] );
+ /**
+ * Filter the comment author's IP before it is set.
+ *
+ * @since 1.5.0
+ *
+ * @param int $comment_author_ip The comment author's IP.
+ */
+ $commentdata['comment_author_IP'] = apply_filters( 'pre_comment_user_ip', $commentdata['comment_author_IP'] );
+ /** This filter is documented in wp-includes/comment.php */
+ $commentdata['comment_author_url'] = apply_filters( 'pre_comment_author_url', $commentdata['comment_author_url'] );
+ /** This filter is documented in wp-includes/comment.php */
+ $commentdata['comment_author_email'] = apply_filters( 'pre_comment_author_email', $commentdata['comment_author_email'] );
$commentdata['filtered'] = true;
return $commentdata;
}
/**
- * {@internal Missing Short Description}}
- *
- * {@internal Missing Long Description}}
+ * Whether a comment should be blocked because of comment flood.
*
* @since 2.1.0
*
- * @param unknown_type $block {@internal Missing Description}}
- * @param unknown_type $time_lastcomment {@internal Missing Description}}
- * @param unknown_type $time_newcomment {@internal Missing Description}}
- * @return unknown {@internal Missing Description}}
+ * @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
}
/**
- * Parses and adds a new comment to the database.
+ * Adds a new comment to the database.
*
- * {@internal Missing Long Description}}
+ * 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.
*
- * @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
+ * 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 https://core.trac.wordpress.org/ticket/9235}
*
- * @param array $commentdata Contains information on the comment
- * @return int The ID of the comment after adding.
+ * @since 1.5.0
+ * @param array $commentdata Contains information on the comment.
+ * @return int|bool The ID of the comment on success, false on failure.
*/
function wp_new_comment( $commentdata ) {
- $commentdata = apply_filters('preprocess_comment', $commentdata);
+ global $wpdb;
+
+ if ( isset( $commentdata['user_ID'] ) ) {
+ $commentdata['user_id'] = $commentdata['user_ID'] = (int) $commentdata['user_ID'];
+ }
+
+ $prefiltered_user_id = ( isset( $commentdata['user_id'] ) ) ? (int) $commentdata['user_id'] : 0;
+
+ /**
+ * Filter a comment's data before it is sanitized and inserted into the database.
+ *
+ * @since 1.5.0
+ *
+ * @param array $commentdata Comment data.
+ */
+ $commentdata = apply_filters( 'preprocess_comment', $commentdata );
$commentdata['comment_post_ID'] = (int) $commentdata['comment_post_ID'];
- $commentdata['user_ID'] = (int) $commentdata['user_ID'];
+ if ( isset( $commentdata['user_ID'] ) && $prefiltered_user_id !== (int) $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'] = $_SERVER['HTTP_USER_AGENT'];
+ $commentdata['comment_agent'] = isset( $_SERVER['HTTP_USER_AGENT'] ) ? substr( $_SERVER['HTTP_USER_AGENT'], 0, 254 ) : '';
+
+ if ( empty( $commentdata['comment_date'] ) ) {
+ $commentdata['comment_date'] = current_time('mysql');
+ }
- $commentdata['comment_date'] = current_time('mysql');
- $commentdata['comment_date_gmt'] = current_time('mysql', 1);
+ if ( empty( $commentdata['comment_date_gmt'] ) ) {
+ $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);
+ if ( ! $comment_ID ) {
+ $fields = array( 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_content' );
- do_action('comment_post', $comment_ID, $commentdata['comment_approved']);
+ foreach( $fields as $field ) {
+ if ( isset( $commentdata[ $field ] ) ) {
+ $commentdata[ $field ] = $wpdb->strip_invalid_text_for_column( $wpdb->comments, $field, $commentdata[ $field ] );
+ }
+ }
- 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);
+ $commentdata = wp_filter_comment( $commentdata );
- $post = &get_post($commentdata['comment_post_ID']); // Don't notify if it's your own comment
+ $commentdata['comment_approved'] = wp_allow_comment( $commentdata );
- if ( get_option('comments_notify') && $commentdata['comment_approved'] && $post->post_author != $commentdata['user_ID'] )
- wp_notify_postauthor($comment_ID, $commentdata['comment_type']);
+ $comment_ID = wp_insert_comment( $commentdata );
+ if ( ! $comment_ID ) {
+ return false;
+ }
+ }
+
+ /**
+ * Fires immediately after a comment is inserted into the database.
+ *
+ * @since 1.2.0
+ *
+ * @param int $comment_ID The comment ID.
+ * @param int $comment_approved 1 (true) if the comment is approved, 0 (false) if not.
+ */
+ 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 );
+ }
+
+ // wp_notify_postauthor() checks if notifying the author of their own comment.
+ // By default, it won't, but filters can override this.
+ if ( get_option( 'comments_notify' ) && $commentdata['comment_approved'] ) {
+ wp_notify_postauthor( $comment_ID );
+ }
}
return $comment_ID;
}
/**
- * Sets the status of comment ID.
+ * Sets the status of a comment.
*
- * {@internal Missing Long Description}}
+ * 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
*
- * @param int $comment_id Comment ID
- * @param string $comment_status New comment status, either 'hold', 'approve', 'spam', or 'delete'
- * @return bool False on failure or deletion and true on success.
+ * @param int $comment_id Comment ID.
+ * @param string $comment_status New comment status, either 'hold', 'approve', 'spam', or 'trash'.
+ * @param bool $wp_error Whether to return a WP_Error object if there is a failure. Default is false.
+ * @return bool|WP_Error True on success, false or WP_Error on failure.
*/
-function wp_set_comment_status($comment_id, $comment_status) {
+function wp_set_comment_status($comment_id, $comment_status, $wp_error = false) {
global $wpdb;
switch ( $comment_status ) {
case 'hold':
- $query = $wpdb->prepare("UPDATE $wpdb->comments SET comment_approved='0' WHERE comment_ID = %d LIMIT 1", $comment_id);
+ case '0':
+ $status = '0';
break;
case 'approve':
- $query = $wpdb->prepare("UPDATE $wpdb->comments SET comment_approved='1' WHERE comment_ID = %d LIMIT 1", $comment_id);
+ case '1':
+ $status = '1';
if ( get_option('comments_notify') ) {
- $comment = get_comment($comment_id);
- wp_notify_postauthor($comment_id, $comment->comment_type);
+ wp_notify_postauthor( $comment_id );
}
break;
case 'spam':
- $query = $wpdb->prepare("UPDATE $wpdb->comments SET comment_approved='spam' WHERE comment_ID = %d LIMIT 1", $comment_id);
+ $status = 'spam';
break;
- case 'delete':
- return wp_delete_comment($comment_id);
+ case 'trash':
+ $status = 'trash';
break;
default:
return false;
}
- if ( !$wpdb->query($query) )
- 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);
- do_action('wp_set_comment_status', $comment_id, $comment_status);
$comment = get_comment($comment_id);
+
+ /**
+ * Fires immediately before transitioning a comment's status from one to another
+ * in the database.
+ *
+ * @since 1.5.0
+ *
+ * @param int $comment_id Comment ID.
+ * @param string|bool $comment_status Current comment status. Possible values include
+ * 'hold', 'approve', 'spam', 'trash', or false.
+ */
+ 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;
}
/**
- * Parses and updates an existing comment in the database.
+ * Updates an existing comment in the database.
*
- * {@internal Missing Long Description}}
+ * Filters the comment and makes sure certain fields are valid before updating.
*
* @since 2.0.0
- * @uses $wpdb
*
- * @param array $commentarr Contains information on the comment
+ * @global wpdb $wpdb WordPress database abstraction 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) {
// First, get all of the original fields
$comment = get_comment($commentarr['comment_ID'], ARRAY_A);
+ if ( empty( $comment ) ) {
+ return 0;
+ }
+
+ // Make sure that the comment post ID is valid (if specified).
+ if ( isset( $commentarr['comment_post_ID'] ) && ! get_post( $commentarr['comment_post_ID'] ) ) {
+ return 0;
+ }
// Escape data pulled from DB.
- foreach ( (array) $comment as $key => $value )
- $comment[$key] = $wpdb->escape($value);
+ $comment = wp_slash($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);
-
- $wpdb->query( $wpdb->prepare("UPDATE $wpdb->comments SET
- comment_content = %s,
- comment_author = %s,
- comment_author_email = %s,
- comment_approved = %s,
- comment_author_url = %s,
- comment_date = %s,
- comment_date_gmt = %s
- WHERE comment_ID = %d",
- $comment_content,
- $comment_author,
- $comment_author_email,
- $comment_approved,
- $comment_author_url,
- $comment_date,
- $comment_date_gmt,
- $comment_ID) );
-
- $rval = $wpdb->rows_affected;
-
- clean_comment_cache($comment_ID);
- wp_update_comment_count($comment_post_ID);
- do_action('edit_comment', $comment_ID);
+ $data = wp_unslash( $commentarr );
+
+ /**
+ * Filter the comment content before it is updated in the database.
+ *
+ * @since 1.5.0
+ *
+ * @param string $comment_content The comment data.
+ */
+ $data['comment_content'] = apply_filters( 'comment_save_pre', $data['comment_content'] );
+
+ $data['comment_date_gmt'] = get_gmt_from_date( $data['comment_date'] );
+
+ if ( ! isset( $data['comment_approved'] ) ) {
+ $data['comment_approved'] = 1;
+ } elseif ( 'hold' == $data['comment_approved'] ) {
+ $data['comment_approved'] = 0;
+ } elseif ( 'approve' == $data['comment_approved'] ) {
+ $data['comment_approved'] = 1;
+ }
+
+ $comment_ID = $data['comment_ID'];
+ $comment_post_ID = $data['comment_post_ID'];
+ $keys = array( 'comment_post_ID', 'comment_content', 'comment_author', 'comment_author_email', 'comment_approved', 'comment_karma', 'comment_author_url', 'comment_date', 'comment_date_gmt', 'comment_type', 'comment_parent', 'user_id' );
+ $data = wp_array_slice_assoc( $data, $keys );
+ $rval = $wpdb->update( $wpdb->comments, $data, compact( 'comment_ID' ) );
+
+ clean_comment_cache( $comment_ID );
+ wp_update_comment_count( $comment_post_ID );
+ /**
+ * Fires immediately after a comment is updated in the database.
+ *
+ * The hook also fires immediately before comment status transition hooks are fired.
+ *
+ * @since 1.2.0
+ *
+ * @param int $comment_ID The comment ID.
+ */
+ do_action( 'edit_comment', $comment_ID );
+ $comment = get_comment($comment_ID);
+ wp_transition_comment_status($comment->comment_approved, $old_status, $comment);
return $rval;
}
* previously deferred updated post comment counts will then be automatically
* updated without having to call wp_update_comment_count() after.
*
- * @since 2.5
+ * @since 2.5.0
* @staticvar bool $_defer
*
* @param bool $defer
- * @return unknown
+ * @return bool
*/
function wp_defer_comment_counting($defer=null) {
static $_defer = false;
*
* @param int $post_id Post ID
* @param bool $do_deferred Whether to process previously deferred post comment counts
- * @return bool True on success, false on failure
+ * @return bool|null True on success, false on failure
*/
function wp_update_comment_count($post_id, $do_deferred=false) {
static $_deferred = array();
/**
* Updates the comment count for the post.
*
- * @since 2.5
- * @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
+ * @since 2.5.0
+ *
+ * @global wpdb $wpdb WordPress database abstraction object.
*
* @param int $post_id Post ID
- * @return bool False on '0' $post_id or if post with ID does not exist. True on success.
+ * @return bool True on success, false on '0' $post_id or if post with ID does not exist.
*/
function wp_update_comment_count_now($post_id) {
global $wpdb;
$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->query( $wpdb->prepare("UPDATE $wpdb->posts SET comment_count = %d WHERE ID = %d", $new, $post_id) );
-
- if ( 'page' == $post->post_type )
- clean_page_cache( $post_id );
- else
- clean_post_cache( $post_id );
-
- do_action('wp_update_comment_count', $post_id, $new, $old);
- do_action('edit_post', $post_id, $post);
+ $wpdb->update( $wpdb->posts, array('comment_count' => $new), array('ID' => $post_id) );
+
+ clean_post_cache( $post );
+
+ /**
+ * Fires immediately after a post's comment count is updated in the database.
+ *
+ * @since 2.3.0
+ *
+ * @param int $post_id Post ID.
+ * @param int $new The new comment count.
+ * @param int $old The old comment count.
+ */
+ do_action( 'wp_update_comment_count', $post_id, $new, $old );
+ /** This action is documented in wp-includes/post.php */
+ do_action( 'edit_post', $post_id, $post );
return true;
}
/**
* Finds a pingback server URI based on the given URL.
*
- * {@internal Missing Long Description}}
+ * 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
- * @uses $wp_version
*
- * @param string $url URL to ping
- * @param int $timeout_bytes Number of bytes to timeout at. Prevents big file downloads, default is 2048.
- * @return bool|string False on failure, string containing URI on success.
+ * @param string $url URL to ping.
+ * @param int $deprecated Not Used.
+ * @return false|string False on failure, string containing URI on success.
*/
-function discover_pingback_server_uri($url, $timeout_bytes = 2048) {
- global $wp_version;
+function discover_pingback_server_uri( $url, $deprecated = '' ) {
+ if ( !empty( $deprecated ) )
+ _deprecated_argument( __FUNCTION__, '2.7' );
- $byte_count = 0;
- $contents = '';
- $headers = '';
$pingback_str_dquote = 'rel="pingback"';
$pingback_str_squote = 'rel=\'pingback\'';
- $x_pingback_str = 'x-pingback: ';
- extract(parse_url($url), EXTR_SKIP);
+ /** @todo Should use Filter Extension or custom preg_match instead. */
+ $parsed_url = parse_url($url);
+
+ if ( ! isset( $parsed_url['host'] ) ) // Not an URL. This should never happen.
+ return false;
- if ( !isset($host) ) // Not an URL. This should never happen.
+ //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;
- $path = ( !isset($path) ) ? '/' : $path;
- $path .= ( isset($query) ) ? '?' . $query : '';
- $port = ( isset($port) ) ? $port : 80;
+ $response = wp_safe_remote_head( $url, array( 'timeout' => 2, 'httpversion' => '1.0' ) );
- // Try to connect to the server at $host
- $fp = @fsockopen($host, $port, $errno, $errstr, 2);
- if ( !$fp ) // Couldn't open a connection to $host
+ if ( is_wp_error( $response ) )
return false;
- // Send the GET request
- $request = "GET $path HTTP/1.1\r\nHost: $host\r\nUser-Agent: WordPress/$wp_version \r\n\r\n";
- // ob_end_flush();
- fputs($fp, $request);
+ if ( wp_remote_retrieve_header( $response, 'x-pingback' ) )
+ return wp_remote_retrieve_header( $response, 'x-pingback' );
- // Let's check for an X-Pingback header first
- while ( !feof($fp) ) {
- $line = fgets($fp, 512);
- if ( trim($line) == '' )
- break;
- $headers .= trim($line)."\n";
- $x_pingback_header_offset = strpos(strtolower($headers), $x_pingback_str);
- if ( $x_pingback_header_offset ) {
- // We got it!
- preg_match('#x-pingback: (.+)#is', $headers, $matches);
- $pingback_server_url = trim($matches[1]);
- return $pingback_server_url;
- }
- if ( strpos(strtolower($headers), 'content-type: ') ) {
- preg_match('#content-type: (.+)#is', $headers, $matches);
- $content_type = trim($matches[1]);
- }
- }
+ // 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;
- if ( preg_match('#(image|audio|video|model)/#is', $content_type) ) // Not an (x)html, sgml, or xml page, no use going further
+ // Now do a GET since we're going to look in the html headers (and we're sure it's not a binary file)
+ $response = wp_safe_remote_get( $url, array( 'timeout' => 2, 'httpversion' => '1.0' ) );
+
+ if ( is_wp_error( $response ) )
return false;
- while ( !feof($fp) ) {
- $line = fgets($fp, 1024);
- $contents .= trim($line);
- $pingback_link_offset_dquote = strpos($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 ( $pingback_server_url_len > 0 ) { // We got it!
- fclose($fp);
- return $pingback_server_url;
- }
- }
- $byte_count += strlen($line);
- if ( $byte_count > $timeout_bytes ) {
- // It's no use going further, there probably isn't any pingback
- // server to find in this file. (Prevents loading large files.)
- fclose($fp);
- 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 $pingback_server_url;
}
}
- // We didn't find anything.
- fclose($fp);
return false;
}
/**
- * {@internal Missing Short Description}}
- *
- * {@internal Missing Long Description}}
+ * Perform all pingbacks, enclosures, trackbacks, and send to pingback services.
*
* @since 2.1.0
- * @uses $wpdb
+ *
+ * @global wpdb $wpdb WordPress database abstraction object.
*/
function do_all_pings() {
global $wpdb;
// Do pingbacks
- while ($ping = $wpdb->get_row("SELECT * FROM {$wpdb->posts}, {$wpdb->postmeta} WHERE {$wpdb->posts}.ID = {$wpdb->postmeta}.post_id AND {$wpdb->postmeta}.meta_key = '_pingme' LIMIT 1")) {
- $wpdb->query("DELETE FROM {$wpdb->postmeta} WHERE post_id = {$ping->ID} AND meta_key = '_pingme';");
- pingback($ping->post_content, $ping->ID);
+ while ($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 = $wpdb->get_row("SELECT * FROM {$wpdb->posts}, {$wpdb->postmeta} WHERE {$wpdb->posts}.ID = {$wpdb->postmeta}.post_id AND {$wpdb->postmeta}.meta_key = '_encloseme' LIMIT 1")) {
- $wpdb->query( $wpdb->prepare("DELETE FROM {$wpdb->postmeta} WHERE post_id = %d AND meta_key = '_encloseme';", $enclosure->ID) );
- do_enclose($enclosure->post_content, $enclosure->ID);
+ while ($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
}
/**
- * {@internal Missing Short Description}}
- *
- * {@internal Missing Long Description}}
+ * Perform trackbacks.
*
* @since 1.5.0
- * @uses $wpdb
*
- * @param int $post_id Post ID to do trackbacks on
+ * @global wpdb $wpdb WordPress database abstraction object.
+ *
+ * @param int $post_id Post ID to do trackbacks on.
*/
function do_trackbacks($post_id) {
global $wpdb;
- $post = $wpdb->get_row( $wpdb->prepare("SELECT * FROM $wpdb->posts WHERE ID = %d", $post_id) );
+ $post = get_post( $post_id );
$to_ping = get_to_ping($post_id);
$pinged = get_pung($post_id);
if ( empty($to_ping) ) {
- $wpdb->query( $wpdb->prepare("UPDATE $wpdb->posts SET to_ping = '' WHERE ID = %d", $post_id) );
+ $wpdb->update($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', $post->post_excerpt);
+ if ( empty($post->post_excerpt) ) {
+ /** This filter is documented in wp-includes/post-template.php */
+ $excerpt = apply_filters( 'the_content', $post->post_content, $post->ID );
+ } else {
+ /** This filter is documented in wp-includes/post-template.php */
+ $excerpt = apply_filters( 'the_excerpt', $post->post_excerpt );
+ }
+
$excerpt = str_replace(']]>', ']]>', $excerpt);
- $excerpt = wp_html_excerpt($excerpt, 252) . '...';
+ $excerpt = wp_html_excerpt($excerpt, 252, '…');
- $post_title = apply_filters('the_title', $post->post_title);
+ /** This filter is documented in wp-includes/post-template.php */
+ $post_title = apply_filters( 'the_title', $post->post_title, $post->ID );
$post_title = strip_tags($post_title);
if ( $to_ping ) {
trackback($tb_ping, $post_title, $excerpt, $post_id);
$pinged[] = $tb_ping;
} else {
- $wpdb->query( $wpdb->prepare("UPDATE $wpdb->posts SET to_ping = TRIM(REPLACE(to_ping, '$tb_ping', '')) WHERE ID = %d", $post_id) );
+ $wpdb->query( $wpdb->prepare("UPDATE $wpdb->posts SET to_ping = TRIM(REPLACE(to_ping, %s, '')) WHERE ID = %d", $tb_ping, $post_id) );
}
}
}
}
/**
- * {@internal Missing Short Description}}
- *
- * {@internal Missing Long Description}}
+ * Sends pings to all of the ping site services.
*
* @since 1.2.0
*
- * @param int $post_id Post ID. Not actually used.
+ * @param int $post_id Post ID.
* @return int Same as Post ID from parameter
*/
-function generic_ping($post_id = 0) {
+function generic_ping( $post_id = 0 ) {
$services = get_option('ping_sites');
$services = explode("\n", $services);
/**
* Pings back the links found in a post.
*
- * {@internal Missing Long Description}}
- *
* @since 0.71
* @uses $wp_version
- * @uses IXR_Client
*
- * @param string $content {@internal Missing Description}}
- * @param int $post_ID {@internal Missing Description}}
+ * @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);
+ $post_links_temp = wp_extract_urls( $content );
// Step 2.
// Walking thru the links array
// http://dummy-weblog.org/post.php
// We don't wanna ping first and second types, even if they have a valid <link/>
- foreach ( $post_links_temp[0] as $link_test ) :
+ foreach ( (array) $post_links_temp 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.
- $test = parse_url($link_test);
- if ( isset($test['query']) )
- $post_links[] = $link_test;
- elseif ( ($test['path'] != '/') && ($test['path'] != '') )
- $post_links[] = $link_test;
+ 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_links = array_unique( $post_links );
+ /**
+ * Fires just before pinging back links found in a post.
+ *
+ * @since 2.0.0
+ *
+ * @param array &$post_links An array of post links to be checked, passed by reference.
+ * @param array &$pung Whether a link has already been pinged, passed by reference.
+ * @param int $post_ID The post ID.
+ */
+ do_action_ref_array( 'pre_ping', array( &$post_links, &$pung, $post_ID ) );
foreach ( (array) $post_links as $pagelinkedto ) {
- $pingback_server_url = discover_pingback_server_uri($pagelinkedto, 2048);
+ $pingback_server_url = discover_pingback_server_uri( $pagelinkedto );
if ( $pingback_server_url ) {
@ set_time_limit( 60 );
- // Now, the RPC call
+ // Now, the RPC call
$pagelinkedfrom = get_permalink($post_ID);
// using a timeout of 3 seconds should be enough to cover slow servers
- $client = new IXR_Client($pingback_server_url);
+ $client = new WP_HTTP_IXR_Client($pingback_server_url);
$client->timeout = 3;
- $client->useragent .= ' -- WordPress/' . $wp_version;
-
+ /**
+ * Filter the user agent sent when pinging-back a URL.
+ *
+ * @since 2.9.0
+ *
+ * @param string $concat_useragent The user agent concatenated with ' -- WordPress/'
+ * and the WordPress version.
+ * @param string $useragent The useragent.
+ * @param string $pingback_server_url The server URL being linked to.
+ * @param string $pagelinkedto URL of page linked to.
+ * @param string $pagelinkedfrom URL of page linked from.
+ */
+ $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;
}
/**
- * {@internal Missing Short Description}}
- *
- * {@internal Missing Long Description}}
+ * Check whether blog is public before returning sites.
*
* @since 2.1.0
*
- * @param unknown_type $sites {@internal Missing Description}}
- * @return unknown {@internal Missing Description}}
+ * @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') )
* Updates database when sending trackback to prevent duplicates.
*
* @since 0.71
- * @uses $wpdb
- * @uses $wp_version WordPress version
+ *
+ * @global wpdb $wpdb WordPress database abstraction object.
*
* @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
+ * @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, $wp_version;
+ global $wpdb;
if ( empty($trackback_url) )
return;
- $title = urlencode($title);
- $excerpt = urlencode($excerpt);
- $blog_name = urlencode(get_option('blogname'));
- $tb_url = $trackback_url;
- $url = urlencode(get_permalink($ID));
- $query_string = "title=$title&url=$url&blog_name=$blog_name&excerpt=$excerpt";
- $trackback_url = parse_url($trackback_url);
- $http_request = 'POST ' . $trackback_url['path'] . ($trackback_url['query'] ? '?'.$trackback_url['query'] : '') . " HTTP/1.0\r\n";
- $http_request .= 'Host: '.$trackback_url['host']."\r\n";
- $http_request .= 'Content-Type: application/x-www-form-urlencoded; charset='.get_option('blog_charset')."\r\n";
- $http_request .= 'Content-Length: '.strlen($query_string)."\r\n";
- $http_request .= "User-Agent: WordPress/" . $wp_version;
- $http_request .= "\r\n\r\n";
- $http_request .= $query_string;
- if ( '' == $trackback_url['port'] )
- $trackback_url['port'] = 80;
- $fs = @fsockopen($trackback_url['host'], $trackback_url['port'], $errno, $errstr, 4);
- @fputs($fs, $http_request);
- @fclose($fs);
-
- $tb_url = addslashes( $tb_url );
- $wpdb->query( $wpdb->prepare("UPDATE $wpdb->posts SET pinged = CONCAT(pinged, '\n', '$tb_url') WHERE ID = %d", $ID) );
- return $wpdb->query( $wpdb->prepare("UPDATE $wpdb->posts SET to_ping = TRIM(REPLACE(to_ping, '$tb_url', '')) WHERE ID = %d", $ID) );
+ $options = array();
+ $options['timeout'] = 4;
+ $options['body'] = array(
+ 'title' => $title,
+ 'url' => get_permalink($ID),
+ 'blog_name' => get_option('blogname'),
+ 'excerpt' => $excerpt
+ );
+
+ $response = wp_safe_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) );
}
/**
*
* @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
- $client = new IXR_Client($server, ((!strlen(trim($path)) || ('/' == $path)) ? false : $path));
+ $client = new WP_HTTP_IXR_Client($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( get_option('home') );
+ $home = trailingslashit( home_url() );
if ( !$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 $id Comment ID to remove from cache
+ * @param int|array $ids Comment ID or array of comment IDs to remove from cache
*/
-function clean_comment_cache($id) {
- wp_cache_delete($id, 'comment');
+function clean_comment_cache($ids) {
+ foreach ( (array) $ids as $id )
+ wp_cache_delete($id, 'comment');
+
+ wp_cache_set( 'last_changed', microtime(), '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.
+ * Will add the comments in $comments to the cache. If comment ID already exists
+ * in the comment cache then it will not be updated. The comment is added to the
+ * cache using the comment group with the key using the ID of the comments.
*
* @since 2.3.0
*
wp_cache_add($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;
+
+ /**
+ * Filter the list of post types to automatically close comments for.
+ *
+ * @since 3.2.0
+ *
+ * @param array $post_types An array of registered post types. Default array with 'post'.
+ */
+ $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);
+
+ /** This filter is documented in wp-includes/comment.php */
+ $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;
+}