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Description

Based on WP_Query::parse_search

Usage

WC_Query::get_main_search_query_sql();

Parameters

Returns

void

Source

File name: woocommerce/includes/class-wc-query.php
Lines:

  public static function get_main_search_query_sql() {
    global $wpdb;

    $args         = self::$product_query->query_vars;
    $search_terms = isset( $args['search_terms'] ) ? $args['search_terms'] : array();
    $sql          = array();

    foreach ( $search_terms as $term ) {
      // Terms prefixed with '-' should be excluded.
      $include = '-' !== substr( $term, 0, 1 );

      if ( $include ) {
        $like_op  = 'LIKE';
        $andor_op = 'OR';
      } else {
        $like_op  = 'NOT LIKE';
        $andor_op = 'AND';
        $term     = substr( $term, 1 );
      }

      $like = '%' . $wpdb->esc_like( $term ) . '%';
      // phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared
      $sql[] = $wpdb->prepare( "(($wpdb->posts.post_title $like_op %s) $andor_op ($wpdb->posts.post_excerpt $like_op %s) $andor_op ($wpdb->posts.post_content $like_op %s))", $like, $like, $like );
    }

    if ( ! empty( $sql ) && ! is_user_logged_in() ) {
      $sql[] = "($wpdb->posts.post_password = '')";
    }

    return implode( ' AND ', $sql );
  }
 

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