@param string $query_var Query variable key. * @return mixed */ public function get( $query_var ) { if ( isset( $this->query_vars[ $query_var ] ) ) { return $this->query_vars[ $query_var ]; } return null; } /** * Sets query variable. * * @since 3.5.0 * * @param string $query_var Query variable key. * @param mixed $value Query variable value. */ public function set( $query_var, $value ) { $this->query_vars[ $query_var ] = $value; } /** * 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. * @param bool $wild Whether to allow wildcard searches. Default is false for Network Admin, true for single site. * Single site allows leading and trailing wildcards, Network Admin only trailing. * @return string */ protected function get_search_sql( $search, $columns, $wild = false ) { global $wpdb; $searches = array(); $leading_wild = ( 'leading' === $wild || 'both' === $wild ) ? '%' : ''; $trailing_wild = ( 'trailing' === $wild || 'both' === $wild ) ? '%' : ''; $like = $leading_wild . $wpdb->esc_like( $search ) . $trailing_wild; foreach ( $columns as $column ) { if ( 'ID' === $column ) { $searches[] = $wpdb->prepare( "$column = %s", $search ); } else { $searches[] = $wpdb->prepare( "$column LIKE %s", $like ); } } return ' AND (' . implode( ' OR ', $searches ) . ')'; } /** * Returns the list of users. * * @since 3.1.0 * * @return array Array of results. */ public function get_results() { return $this->results; } /** * Returns the total number of users for the current query. * * @since 3.1.0 * * @return int Number of total users. */ public function get_total() { return $this->total_users; } /** * Parses and sanitizes 'orderby' keys passed to the user query. * * @since 4.2.0 * * @global wpdb $wpdb WordPress database abstraction object. * * @param string $orderby Alias for the field to order by. * @return string Value to used in the ORDER clause, if `$orderby` is valid. */ protected function parse_orderby( $orderby ) { global $wpdb; $meta_query_clauses = $this->meta_query->get_clauses(); $_orderby = ''; if ( in_array( $orderby, array( 'login', 'nicename', 'email', 'url', 'registered' ), true ) ) { $_orderby = 'user_' . $orderby; } elseif ( in_array( $orderby, array( 'user_login', 'user_nicename', 'user_email', 'user_url', 'user_registered' ), true ) ) { $_orderby = $orderby; } elseif ( 'name' === $orderby || 'display_name' === $orderby ) { $_orderby = 'display_name'; } elseif ( 'post_count' === $orderby ) { // @todo Avoid the JOIN. $where = get_posts_by_author_sql( 'post' ); $this->query_from .= " LEFT OUTER JOIN ( SELECT post_author, COUNT(*) as post_count FROM $wpdb->posts $where GROUP BY post_author ) p ON ({$wpdb->users}.ID = p.post_author) "; $_orderby = 'post_count'; } elseif ( 'ID' === $orderby || 'id' === $orderby ) { $_orderby = 'ID'; } elseif ( 'meta_value' === $orderby || $this->get( 'meta_key' ) == $orderby ) { $_orderby = "$wpdb->usermeta.meta_value"; } elseif ( 'meta_value_num' === $orderby ) { $_orderby = "$wpdb->usermeta.meta_value+0"; } elseif ( 'include' === $orderby && ! empty( $this->query_vars['include'] ) ) { $include = wp_parse_id_list( $this->query_vars['include'] ); $include_sql = implode( ',', $include ); $_orderby = "FIELD( $wpdb->users.ID, $include_sql )"; } elseif ( 'nicename__in' === $orderby ) { $sanitized_nicename__in = array_map( 'esc_sql', $this->query_vars['nicename__in'] ); $nicename__in = implode( "','", $sanitized_nicename__in ); $_orderby = "FIELD( user_nicename, '$nicename__in' )"; } elseif ( 'login__in' === $orderby ) { $sanitized_login__in = array_map( 'esc_sql', $this->query_vars['login__in'] ); $login__in = implode( "','", $sanitized_login__in ); $_orderby = "FIELD( user_login, '$login__in' )"; } elseif ( isset( $meta_query_clauses[ $orderby ] ) ) { $meta_clause = $meta_query_clauses[ $orderby ]; $_orderby = sprintf( 'CAST(%s.meta_value AS %s)', esc_sql( $meta_clause['alias'] ), esc_sql( $meta_clause['cast'] ) ); } return $_orderby; } /** * Parses an 'order' query variable and casts 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'; } } /** * Makes private properties readable for backward compatibility. * * @since 4.0.0 * * @param string $name Property to get. * @return mixed Property. */ public function __get( $name ) { if ( in_array( $name, $this->compat_fields, true ) ) { return $this->$name; } } /** * Makes private properties settable for backward compatibility. * * @since 4.0.0 * * @param string $name Property to check if set. * @param mixed $value Property value. * @return mixed Newly-set property. */ public function __set( $name, $value ) { if ( in_array( $name, $this->compat_fields, true ) ) { return $this->$name = $value; } } /** * Makes private properties checkable for backward compatibility. * * @since 4.0.0 * * @param string $name Property to check if set. * @return bool Whether the property is set. */ public function __isset( $name ) { if ( in_array( $name, $this->compat_fields, true ) ) { return isset( $this->$name ); } } /** * Makes private properties un-settable for backward compatibility. * * @since 4.0.0 * * @param string $name Property to unset. */ public function __unset( $name ) { if ( in_array( $name, $this->compat_fields, true ) ) { unset( $this->$name ); } } /** * Makes private/protected methods readable for backward compatibility. * * @since 4.0.0 * * @param string $name Method to call. * @param array $arguments Arguments to pass when calling. * @return mixed Return value of the callback, false otherwise. */ public function __call( $name, $arguments ) { if ( 'get_search_sql' === $name ) { return $this->get_search_sql( ...$arguments ); } return false; } } نهج البلاغه Archives - انتشارات جامعة القرآن الکریم
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