ault 'all'. * @type string|string[] $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 string[] $type__in Include comments from a given array of comment types. * Default empty. * @type string[] $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. * @type bool|string $hierarchical Whether to include comment descendants in the results. * - 'threaded' returns a tree, with each comment's children * stored in a `children` property on the `WP_Comment` object. * - 'flat' returns a flat array of found comments plus * their children. * - Boolean `false` leaves out descendants. * The parameter is ignored (forced to `false`) when * `$fields` is 'ids' or 'counts'. Accepts 'threaded', * 'flat', or false. Default: false. * @type string $cache_domain Unique cache key to be produced when this query is stored in * an object cache. Default is 'core'. * @type bool $update_comment_meta_cache Whether to prime the metadata cache for found comments. * Default true. * @type bool $update_comment_post_cache Whether to prime the cache for comment posts. * Default false. * } */ public function __construct( $query = '' ) { $this->query_var_defaults = array( 'author_email' => '', 'author_url' => '', 'author__in' => '', 'author__not_in' => '', 'include_unapproved' => '', 'fields' => '', 'ID' => '', 'comment__in' => '', 'comment__not_in' => '', 'karma' => '', 'number' => '', 'offset' => '', 'no_found_rows' => true, 'orderby' => '', 'order' => 'DESC', 'paged' => 1, 'parent' => '', 'parent__in' => '', 'parent__not_in' => '', '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. 'hierarchical' => false, 'cache_domain' => 'core', 'update_comment_meta_cache' => true, 'update_comment_post_cache' => false, ); 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(). * * @param string|array $query WP_Comment_Query arguments. See WP_Comment_Query::__construct() for accepted arguments. */ public function parse_query( $query = '' ) { if ( empty( $query ) ) { $query = $this->query_vars; } $this->query_vars = wp_parse_args( $query, $this->query_var_defaults ); /** * Fires after the comment query vars have been parsed. * * @since 4.2.0 * * @param WP_Comment_Query $query The WP_Comment_Query instance (passed by reference). */ do_action_ref_array( 'parse_comment_query', array( &$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(). * * @param string|array $query Array or URL query string of parameters. * @return array|int List of comments, or number of comments when 'count' is passed as a query var. */ 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 * * @global wpdb $wpdb WordPress database abstraction object. * * @return int|int[]|WP_Comment[] List of comments or number of found comments if `$count` argument is true. */ public function get_comments() { global $wpdb; $this->parse_query(); // Parse meta query. $this->meta_query = new WP_Meta_Query(); $this->meta_query->parse_query_vars( $this->query_vars ); /** * Fires before comments are retrieved. * * @since 3.1.0 * * @param WP_Comment_Query $query Current instance of WP_Comment_Query (passed by reference). */ do_action_ref_array( 'pre_get_comments', array( &$this ) ); // Reparse query vars, in case they were modified in a 'pre_get_comments' callback. $this->meta_query->parse_query_vars( $this->query_vars ); if ( ! empty( $this->meta_query->queries ) ) { $this->meta_query_clauses = $this->meta_query->get_sql( 'comment', $wpdb->comments, 'comment_ID', $this ); } $comment_data = null; /** * Filters the comments data before the query takes place. * * Return a non-null value to bypass WordPress' default comment queries. * * The expected return type from this filter depends on the value passed * in the request query vars: * - When `$this->query_vars['count']` is set, the filter should return * the comment count as an integer. * - When `'ids' === $this->query_vars['fields']`, the filter should return * an array of comment IDs. * - Otherwise the filter should return an array of WP_Comment objects. * * Note that if the filter returns an array of comment data, it will be assigned * to the `comments` property of the current WP_Comment_Query instance. * * Filtering functions that require pagination information are encouraged to set * the `found_comments` and `max_num_pages` properties of the WP_Comment_Query object, * passed to the filter by reference. If WP_Comment_Query does not perform a database * query, it will not have enough information to generate these values itself. * * @since 5.3.0 * @since 5.6.0 The returned array of comment data is assigned to the `comments` property * of the current WP_Comment_Query instance. * * @param array|int|null $comment_data Return an array of comment data to short-circuit WP's comment query, * the comment count as an integer if `$this->query_vars['count']` is set, * or null to allow WP to run its normal queries. * @param WP_Comment_Query $query The WP_Comment_Query instance, passed by reference. */ $comment_data = apply_filters_ref_array( 'comments_pre_query', array( $comment_data, &$this ) ); if ( null !== $comment_data ) { if ( is_array( $comment_data ) && ! $this->query_vars['count'] ) { $this->comments = $comment_data; } return $comment_data; } /* * Only use the args defined in the query_var_defaults to compute the key, * but ignore 'fields', 'update_comment_meta_cache', 'update_comment_post_cache' which does not affect query results. */ $_args = wp_array_slice_assoc( $this->query_vars, array_keys( $this->query_var_defaults ) ); unset( $_args['fields'], $_args['update_comment_meta_cache'], $_args['update_comment_post_cache'] ); $key = md5( serialize( $_args ) ); $last_changed = wp_cache_get_last_changed( 'comment' ); $cache_key = "get_comments:$key"; $cache_value = wp_cache_get_salted( $cache_key, 'comment-queries', $last_changed ); if ( false === $cache_value ) { $comment_ids = $this->get_comment_ids(); if ( $comment_ids ) { $this->set_found_comments(); } $cache_value = array( 'comment_ids' => $comment_ids, 'found_comments' => $this->found_comments, ); wp_cache_set_salted( $cache_key, $cache_value, 'comment-queries', $last_changed ); } else { $comment_ids = $cache_value['comment_ids']; $this->found_comments = $cache_value['found_comments']; } if ( $this->found_comments && $this->query_vars['number'] ) { $this->max_num_pages = (int) ceil( $this->found_comments / $this->query_vars['number'] ); } // If querying for a count only, there's nothing more to do. if ( $this->query_vars['count'] ) { // $comment_ids is actually a count in this case. return (int) $comment_ids; } $comment_ids = array_map( 'intval', $comment_ids ); if ( $this->query_vars['update_comment_meta_cache'] ) { wp_lazyload_comment_meta( $comment_ids ); } if ( 'ids' === $this->query_vars['fields'] ) { $this->comments = $comment_ids; return $this->comments; } _prime_comment_caches( $comment_ids, false ); // Fetch full comment objects from the primed cache. $_comments = array(); foreach ( $comment_ids as $comment_id ) { $_comment = get_comment( $comment_id ); if ( $_comment ) { $_comments[] = $_comment; } } // Prime comment post caches. if ( $this->query_vars['update_comment_post_cache'] ) { $comment_post_ids = array(); foreach ( $_comments as $_comment ) { $comment_post_ids[] = $_comment->comment_post_ID; } _prime_post_caches( $comment_post_ids, false, false ); } /** * Filters the comment query results. * * @since 3.1.0 * * @param WP_Comment[] $_comments An array of comments. * @param WP_Comment_Query $query Current instance of WP_Comment_Query (passed by reference). */ $_comments = apply_filters_ref_array( 'the_comments', array( $_comments, &$this ) ); // Convert to WP_Comment instances. $comments = array_map( 'get_comment', $_comments ); if ( $this->query_vars['hierarchical'] ) { $comments = $this->fill_descendants( $comments ); } $this->comments = $comments; return $this->comments; } /** * Used internally to get a list of comment IDs matching the query vars. * * @since 4.4.0 * @since 6.9.0 Excludes the 'note' comment type, unless 'all' or the 'note' types are requested. * * @global wpdb $wpdb WordPress database abstraction object. * * @return int|array A single count of comment IDs if a count query. An array of comment IDs if a full query. */ protected function get_comment_ids() { global $wpdb; // Assemble clauses related to 'comment_approved'. $approved_clauses = array(); // 'status' accepts an array or a comma-separated string. $status_clauses = array(); $statuses = wp_parse_list( $this->query_vars['status'] ); // Empty 'status' should be interpreted as 'all'. if ( empty( $statuses ) ) { $statuses = array( 'all' ); } // 'any' overrides other statuses. if ( ! in_array( 'any', $statuses, true ) ) { 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; } } $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 = wp_parse_list( $this->query_vars['include_unapproved'] ); 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 ); } else { // Otherwise we match against email addresses. if ( ! empty( $_GET['unapproved'] ) && ! empty( $_GET['moderation-hash'] ) ) { // Only include requested comment. $approved_clauses[] = $wpdb->prepare( "( comment_author_email = %s AND comment_approved = '0' AND {$wpdb->comments}.comment_ID = %d )", $unapproved_identifier, (int) $_GET['unapproved'] ); } else { // Include all of the author's unapproved comments. $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 ) ) { $this->sql_clauses['where']['approved'] = $approved_clauses[0]; } else { $this->sql_clauses['where']['approved'] = '( ' . 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 && in_array( $_orderby, array( 'comment_ID', 'comment__in' ), true ) ) { $found_orderby_comment_id = true; } $parsed = $this->parse_orderby( $_orderby ); if ( ! $parsed ) { continue; } if ( 'comment__in' === $_orderby ) { $orderby_array[] = $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 ( str_contains( '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'] ); $paged = absint( $this->query_vars['paged'] ); $limits = ''; if ( ! empty( $number ) ) { if ( $offset ) { $limits = 'LIMIT ' . $offset . ',' . $number; } else { $limits = 'LIMIT ' . ( $number * ( $paged - 1 ) ) . ',' . $number; } } if ( $this->query_vars['count'] ) { $fields = 'COUNT(*)'; } else { $fields = "$wpdb->comments.comment_ID"; } $post_id = absint( $this->query_vars['post_id'] ); if ( ! empty( $post_id ) ) { $this->sql_clauses['where']['post_id'] = $wpdb->prepare( 'comment_post_ID = %d', $post_id ); } // Parse comment IDs for an IN clause. if ( ! empty( $this->query_vars['comment__in'] ) ) { $this->sql_clauses['where']['comment__in'] = "$wpdb->comments.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'] ) ) { $this->sql_clauses['where']['comment__not_in'] = "$wpdb->comments.comment_ID NOT IN ( " . implode( ',', wp_parse_id_list( $this->query_vars['comment__not_in'] ) ) . ' )'; } // Parse comment parent IDs for an IN clause. if ( ! empty( $this->query_vars['parent__in'] ) ) { $this->sql_clauses['where']['parent__in'] = 'comment_parent IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['parent__in'] ) ) . ' )'; } // Parse comment parent IDs for a NOT IN clause. if ( ! empty( $this->query_vars['parent__not_in'] ) ) { $this->sql_clauses['where']['parent__not_in'] = 'comment_parent NOT IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['parent__not_in'] ) ) . ' )'; } // Parse comment post IDs for an IN clause. if ( ! empty( $this->query_vars['post__in'] ) ) { $this->sql_clauses['where']['post__in'] = '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'] ) ) { $this->sql_clauses['where']['post__not_in'] = 'comment_post_ID NOT IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['post__not_in'] ) ) . ' )'; } if ( '' !== $this->query_vars['author_email'] ) { $this->sql_clauses['where']['author_email'] = $wpdb->prepare( 'comment_author_email = %s', $this->query_vars['author_email'] ); } if ( '' !== $this->query_vars['author_url'] ) { $this->sql_clauses['where']['author_url'] = $wpdb->prepare( 'comment_author_url = %s', $this->query_vars['author_url'] ); } if ( '' !== $this->query_vars['karma'] ) { $this->sql_clauses['where']['karma'] = $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'], ); // Exclude the 'note' comment type, unless 'all' types or the 'note' type explicitly are requested. if ( ! in_array( 'all', $raw_types['IN'], true ) && ! in_array( 'note', $raw_types['IN'], true ) && ! in_array( 'note', $raw_types['NOT IN'], true ) ) { $raw_types['NOT IN'][] = 'note'; } $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 ][] = "''"; $comment_types[ $operator ][] = "'comment'"; 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 ] ); $this->sql_clauses['where'][ 'comment_type__' . strtolower( str_replace( ' ', '_', $operator ) ) ] = "comment_type $operator ($types_sql)"; } } $parent = $this->query_vars['parent']; if ( $this->query_vars['hierarchical'] && ! $parent ) { $parent = 0; } if ( '' !== $parent ) { $this->sql_clauses['where']['parent'] = $wpdb->prepare( 'comment_parent = %d', $parent ); } if ( is_array( $this->query_vars['user_id'] ) ) { $this->sql_clauses['where']['user_id'] = 'user_id IN (' . implode( ',', array_map( 'absint', $this->query_vars['user_id'] ) ) . ')'; } elseif ( '' !== $this->query_vars['user_id'] ) { $this->sql_clauses['where']['user_id'] = $wpdb->prepare( 'user_id = %d', $this->query_vars['user_id'] ); } // Falsey search strings are ignored. if ( isset( $this->query_vars['search'] ) && strlen( $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'. $this->sql_clauses['where']['search'] = 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_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' ); // phpcs:ignore WordPress.DB.PreparedSQLPlaceholders.UnfinishedPrepare $this->sql_clauses['where'][ $field_name ] = $wpdb->prepare( " {$wpdb->posts}.{$field_name} IN (" . implode( ',', $esses ) . ')', $field_value ); } } // 'post_status' and 'post_type' are handled separately, due to the specialized behavior of 'any'. foreach ( array( 'post_status', 'post_type' ) as $field_name ) { $q_values = array(); if ( ! empty( $this->query_vars[ $field_name ] ) ) { $q_values = $this->query_vars[ $field_name ]; if ( ! is_array( $q_values ) ) { $q_values = explode( ',', $q_values ); } // 'any' will cause the query var to be ignored. if ( in_array( 'any', $q_values, true ) || empty( $q_values ) ) { continue; } $join_posts_table = true; $esses = array_fill( 0, count( $q_values ), '%s' ); // phpcs:ignore WordPress.DB.PreparedSQLPlaceholders.UnfinishedPrepare $this->sql_clauses['where'][ $field_name ] = $wpdb->prepare( " {$wpdb->posts}.{$field_name} IN (" . implode( ',', $esses ) . ')', $q_values ); } } // Comment author IDs for an IN clause. if ( ! empty( $this->query_vars['author__in'] ) ) { $this->sql_clauses['where']['author__in'] = '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'] ) ) { $this->sql_clauses['where']['author__not_in'] = '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; $this->sql_clauses['where']['post_author__in'] = '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; $this->sql_clauses['where']['post_author__not_in'] = 'post_author NOT IN ( ' . implode( ',', wp_parse_id_list( $this->query_vars['post_author__not_in'] ) ) . ' )'; } $join = ''; $groupby = ''; if ( $join_posts_table ) { $join .= "JOIN $wpdb->posts ON $wpdb->posts.ID = $wpdb->comments.comment_post_ID"; } if ( ! empty( $this->meta_query_clauses ) ) { $join .= $this->meta_query_clauses['join']; // Strip leading 'AND'. $this->sql_clauses['where']['meta_query'] = preg_replace( '/^\s*AND\s*/', '', $this->meta_query_clauses['where'] ); if ( ! $this->query_vars['count'] ) { $groupby = "{$wpdb->comments}.comment_ID"; } } if ( ! empty( $this->query_vars['date_query'] ) && is_array( $this->query_vars['date_query'] ) ) { $this->date_query = new WP_Date_Query( $this->query_vars['date_query'], 'comment_date' ); // Strip leading 'AND'. $this->sql_clauses['where']['date_query'] = preg_replace( '/^\s*AND\s*/', '', $this->date_query->get_sql() ); } $where = implode( ' AND ', $this->sql_clauses['where'] ); $pieces = array( 'fields', 'join', 'where', 'orderby', 'limits', 'groupby' ); /** * Filters the comment query clauses. * * @since 3.1.0 * * @param string[] $clauses { * Associative array of the clauses for the query. * * @type string $fields The SELECT clause of the query. * @type string $join The JOIN clause of the query. * @type string $where The WHERE clause of the query. * @type string $orderby The ORDER BY clause of the query. * @type string $limits The LIMIT clause of the query. * @type string $groupby The GROUP BY clause of the query. * } * @param WP_Comment_Query $query Current instance of WP_Comment_Query (passed by reference). */ $clauses = apply_filters_ref_array( 'comments_clauses', array( compact( $pieces ), &$this ) ); $fields = $clauses['fields'] ?? ''; $join = $clauses['join'] ?? ''; $where = $clauses['where'] ?? ''; $orderby = $clauses['orderby'] ?? ''; $limits = $clauses['limits'] ?? ''; $groupby = $clauses['groupby'] ?? ''; $this->filtered_where_clause = $where; if ( $where ) { $where = 'WHERE ' . $where; } if ( $groupby ) { $groupby = 'GROUP BY ' . $groupby; } if ( $orderby ) { $orderby = "ORDER BY $orderby"; } $found_rows = ''; if ( ! $this->query_vars['no_found_rows'] ) { $found_rows = 'SQL_CALC_FOUND_ROWS'; } $this->sql_clauses['select'] = "SELECT $found_rows $fields"; $this->sql_clauses['from'] = "FROM $wpdb->comments $join"; $this->sql_clauses['groupby'] = $groupby; $this->sql_clauses['orderby'] = $orderby; $this->sql_clauses['limits'] = $limits; // Beginning of the string is on a new line to prevent leading whitespace. See https://core.trac.wordpress.org/ticket/56841. $this->request = "{$this->sql_clauses['select']} {$this->sql_clauses['from']} {$where} {$this->sql_clauses['groupby']} {$this->sql_clauses['orderby']} {$this->sql_clauses['limits']}"; if ( $this->query_vars['count'] ) { return (int) $wpdb->get_var( $this->request ); } else { $comment_ids = $wpdb->get_col( $this->request ); return array_map( 'intval', $comment_ids ); } } /** * Populates found_comments and max_num_pages properties for the current * query if the limit clause was used. * * @since 4.6.0 * * @global wpdb $wpdb WordPress database abstraction object. */ private function set_found_comments() { global $wpdb; if ( $this->query_vars['number'] && ! $this->query_vars['no_found_rows'] ) { /** * Filters the query used to retrieve found comment count. * * @since 4.4.0 * * @param string $found_comments_query SQL query. Default 'SELECT FOUND_ROWS()'. * @param WP_Comment_Query $comment_query The `WP_Comment_Query` instance. */ $found_comments_query = apply_filters( 'found_comments_query', 'SELECT FOUND_ROWS()', $this ); $this->found_comments = (int) $wpdb->get_var( $found_comments_query ); } } /** * Fetch descendants for located comments. * * Instead of calling `get_children()` separately on each child comment, we do a single set of queries to fetch * the descendant trees for all matched top-level comments. * * @since 4.4.0 * * @param WP_Comment[] $comments Array of top-level comments whose descendants should be filled in. * @return array */ protected function fill_descendants( $comments ) { $levels = array( 0 => wp_list_pluck( $comments, 'comment_ID' ), ); $key = md5( serialize( wp_array_slice_assoc( $this->query_vars, array_keys( $this->query_var_defaults ) ) ) ); $last_changed = wp_cache_get_last_changed( 'comment' ); // Fetch an entire level of the descendant tree at a time. $level = 0; $exclude_keys = array( 'parent', 'parent__in', 'parent__not_in' ); do { // Parent-child relationships may be cached. Only query for those that are not. $child_ids = array(); $uncached_parent_ids = array(); $_parent_ids = $levels[ $level ]; if ( $_parent_ids ) { $cache_keys = array(); foreach ( $_parent_ids as $parent_id ) { $cache_keys[ $parent_id ] = "get_comment_child_ids:$parent_id:$key"; } $cache_data = wp_cache_get_multiple_salted( array_values( $cache_keys ), 'comment-queries', $last_changed ); foreach ( $_parent_ids as $parent_id ) { $parent_child_ids = $cache_data[ $cache_keys[ $parent_id ] ]; if ( false !== $parent_child_ids ) { $child_ids = array_merge( $child_ids, $parent_child_ids ); } else { $uncached_parent_ids[] = $parent_id; } } } if ( $uncached_parent_ids ) { // Fetch this level of comments. $parent_query_args = $this->query_vars; foreach ( $exclude_keys as $exclude_key ) { $parent_query_args[ $exclude_key ] = ''; } $parent_query_args['parent__in'] = $uncached_parent_ids; $parent_query_args['no_found_rows'] = true; $parent_query_args['hierarchical'] = false; $parent_query_args['offset'] = 0; $parent_query_args['number'] = 0; $level_comments = get_comments( $parent_query_args ); // Cache parent-child relationships. $parent_map = array_fill_keys( $uncached_parent_ids, array() ); foreach ( $level_comments as $level_comment ) { $parent_map[ $level_comment->comment_parent ][] = $level_comment->comment_ID; $child_ids[] = $level_comment->comment_ID; } $data = array(); foreach ( $parent_map as $parent_id => $children ) { $cache_key = "get_comment_child_ids:$parent_id:$key"; $data[ $cache_key ] = $children; } wp_cache_set_multiple_salted( $data, 'comment-queries', $last_changed ); } ++$level; $levels[ $level ] = $child_ids; } while ( $child_ids ); // Prime comment caches for non-top-level comments. $descendant_ids = array(); for ( $i = 1, $c = count( $levels ); $i < $c; $i++ ) { $descendant_ids = array_merge( $descendant_ids, $levels[ $i ] ); } _prime_comment_caches( $descendant_ids, $this->query_vars['update_comment_meta_cache'] ); // Assemble a flat array of all comments + descendants. $all_comments = $comments; foreach ( $descendant_ids as $descendant_id ) { $all_comments[] = get_comment( $descendant_id ); } // If a threaded representation was requested, build the tree. if ( 'threaded' === $this->query_vars['hierarchical'] ) { $threaded_comments = array(); $ref = array(); foreach ( $all_comments as $k => $c ) { $_c = get_comment( $c->comment_ID ); // If the comment isn't in the reference array, it goes in the top level of the thread. if ( ! isset( $ref[ $c->comment_parent ] ) ) { $threaded_comments[ $_c->comment_ID ] = $_c; $ref[ $_c->comment_ID ] = $threaded_comments[ $_c->comment_ID ]; // Otherwise, set it as a child of its parent. } else { $ref[ $_c->comment_parent ]->add_child( $_c ); $ref[ $_c->comment_ID ] = $ref[ $_c->comment_parent ]->get_child( $_c->comment_ID ); } } // Set the 'populated_children' flag, to ensure additional database queries aren't run. foreach ( $ref as $_ref ) { $_ref->populated_children( true ); } $comments = $threaded_comments; } else { $comments = $all_comments; } return $comments; } /** * Used internally to generate an SQL string for searching across multiple columns. * * @since 3.1.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param string $search Search string. * @param string[] $columns Array of columns to search. * @return string Search SQL. */ protected function get_search_sql( $search, $columns ) { global $wpdb; $like = '%' . $wpdb->esc_like( $search ) . '%'; $searches = array(); foreach ( $columns as $column ) { $searches[] = $wpdb->prepare( "$column LIKE %s", $like ); } return ' AND (' . implode( ' OR ', $searches ) . ')'; } /** * Parse and sanitize 'orderby' keys passed to the comment query. * * @since 4.2.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param string $orderby Alias for the field to order by. * @return string|false 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 ( $this->query_vars['meta_key'] === $orderby || 'meta_value' === $orderby ) { $parsed = "$wpdb->commentmeta.meta_value"; } elseif ( 'meta_value_num' === $orderby ) { $parsed = "$wpdb->commentmeta.meta_value+0"; } elseif ( 'comment__in' === $orderby ) { $comment__in = implode( ',', array_map( 'absint', $this->query_vars['comment__in'] ) ); $parsed = "FIELD( {$wpdb->comments}.comment_ID, $comment__in )"; } elseif ( in_array( $orderby, $allowed_keys, true ) ) { 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 * * @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'; } } } Ukraine Archives - Car Origins https://carorigins.com/tag/ukraine/ 1950-present Automobiles from Birth to Evolution and Legacy! Thu, 04 Jun 2026 23:42:53 +0000 en-US hourly 1 The Evolution of the Zotye T600: The SUV That Defined Zotye’s Global Ambitions https://carorigins.com/the-evolution-of-the-zotye-t600-the-suv-that-defined-zotyes-global-ambitions/ Wed, 10 Jun 2026 12:01:00 +0000 https://carorigins.com/?p=9677 The Zotye T600 was one of the most important vehicles ever produced by Chinese automaker Zotye Auto. Introduced in the early 2010s, the T600 marked a turning point for the company, transforming Zotye from a manufacturer primarily known for compact cars into a serious competitor in China’s rapidly growing sport utility vehicle market. Combining modern...

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The Evolution of the Chery A5: China’s Early Global Compact Sedan https://carorigins.com/the-evolution-of-the-chery-a5-chinas-early-global-compact-sedan/ Mon, 04 May 2026 20:01:00 +0000 https://carorigins.com/?p=8947 The Chery A5 represents a pivotal chapter in the rise of China’s modern automotive industry. Introduced during a period when Chinese automakers were transitioning from licensed production to independent design, the A5 served as one of Chery’s first globally exported compact sedans. Produced primarily between 2006 and 2010—with extended life cycles in certain markets—the model...

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The Rise and Road of the Geely CK: China’s Subcompact Contender https://carorigins.com/the-rise-and-road-of-the-geely-ck-chinas-subcompact-contender/ Fri, 13 Mar 2026 16:01:00 +0000 https://carorigins.com/?p=7770 The Geely CK stands as one of the most important early milestones in the modern history of Geely Automobile, the Chinese automaker that has grown from an emerging private brand into a global force in the auto industry. Produced for over a decade and sold under several names across international markets, the CK exemplified China’s...

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The Evolution of the Geely MK: A Comprehensive History of China’s Subcompact Mainstay https://carorigins.com/the-evolution-of-the-geely-mk-a-comprehensive-history-of-chinas-subcompact-mainstay/ Fri, 13 Mar 2026 08:01:00 +0000 https://carorigins.com/?p=7763 The Geely MK is one of the most recognizable vehicles in the early modern history of Chinese automotive manufacturing. Introduced in the mid-2000s, the MK (known internally as the LG-1 project) marked a transitional phase for Geely Auto as the company moved from budget-oriented designs toward broader global ambitions. Spanning more than a decade in...

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The Evolution of the Lada 2107 — The Last of the Classic Zhiguli Sedans https://carorigins.com/the-evolution-of-the-lada-2107-the-last-of-the-classic-zhiguli-sedans/ Tue, 03 Mar 2026 01:01:00 +0000 https://carorigins.com/?p=7692 The Lada 2107, known domestically in Russia as the ВАЗ‑2107 Zhiguli and internationally under various badges including Lada Riva, Lada Nova, Lada Signet, and Lada 1500, is one of the most recognizable and enduring compact sedans ever built. A direct descendant of the venerable Fiat 124‑based Lada line that began in the late 1960s, the 2107...

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The People’s Workhorse: History of the Lada 2105 https://carorigins.com/the-peoples-workhorse-history-of-the-lada-2105/ Thu, 05 Feb 2026 13:01:00 +0000 https://carorigins.com/?p=7201 In the vast landscape of automotive history, few vehicles embody the spirit of industrial resilience quite like the Lada 2105. Known in Russia as the “Lada Nova” (though it was hardly new by Western standards), this car became a ubiquitous symbol of Soviet and post-Soviet transportation. While the automotive world looked toward digital fuel injection...

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The History of Chery’s Cowin & Fulwin Sub Brands https://carorigins.com/the-history-of-cherys-cowin-fulwin-sub-brands/ Sat, 31 Jan 2026 22:20:21 +0000 https://carorigins.com/?p=9476 An Examination of Chery’s Value and Electrified Sub-Brands Among the many automotive brands created by Chinese automaker Chery Automobile, two of the most interesting are Cowin and Fulwin. While neither brand is as widely known internationally as Chery itself, both have played important roles in the company’s growth strategy. Cowin was created to attract younger,...

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The People’s Car: Evolution of the Lada 1600 https://carorigins.com/the-peoples-car-evolution-of-the-lada-1600/ Sun, 18 Jan 2026 01:01:00 +0000 https://carorigins.com/?p=6840 In the grand tapestry of automotive history, few vehicles embody the spirit of their era and origin quite like the Lada. Born from the crucible of Soviet industry, designed not for profit or passion but for the practical needs of a nation, the Lada became an icon of mobility for millions. And within the long...

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