Whippet::wps_filter_query PHP Method

    public function wps_filter_query($query)
    {
        if (isset($this->options['no-sql'])) {
            return $query;
        }
        $in_wp_content = false;
        $backtrace = debug_backtrace();
        // Check for something in wp-content
        foreach ($backtrace as $i => $func) {
            if (empty($func['file'])) {
                continue;
            }
            // I am not sure that this is robust
            // It assumes that the stack looks like this:
            // - wp-db.php stuff
            //  - wp-db.php stuff
            //   - function that calls wpdb with a query
            //    - function that calls the thing which does the query <-- user interested in this
            if (preg_match('/wp-db/', $func['file']) && preg_match('/wp-db/', $backtrace[$i + 1]['file'])) {
                $in_func = $backtrace[$i + 3];
            }
            if (preg_match('/wp-content/', $func['file'])) {
                $in_wp_content = true;
                $in_func = $func;
                break;
            }
        }
        if (!isset($this->options['show-wp-queries']) && !$in_wp_content) {
            return $query;
        }
        $message = Colours::fg("purple") . "Query: ";
        if (isset($in_func)) {
            $file = str_replace($this->options['wp-root'] . "/wp-content/", '', $in_func['file']);
            $message .= Colours::off() . "Triggered by function " . Colours::fg("blue") . "{$in_func['function']}" . Colours::off() . " called from " . Colours::fg("brown") . $file . Colours::off() . " at line {$in_func['line']}:";
        } else {
        }
        $this->message($message);
        $this->message(Colours::highlight_sql("  " . trim($query)));
        return $query;
    }