LLMS_Analytics_Coursecompletions_Widget::set_query()

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File: includes/admin/reporting/widgets/class.llms.analytics.widget.coursecompletions.php

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public function set_query() {
 
    global $wpdb;
 
    $dates = $this->get_posted_dates();
 
    $student_ids = '';
    $students    = $this->get_posted_students();
    if ( $students ) {
        $student_ids .= 'AND user_id IN ( ' . implode( ', ', $students ) . ' )';
    }
 
    $lesson_ids = '';
    $products   = $this->get_posted_posts();
 
    if ( $products ) {
        $lesson_ids .= 'AND post_id IN ( ' . implode( ', ', $products ) . ' )';
    }
 
    $this->query_function = 'get_results';
    $this->output_type    = OBJECT;
 
    $this->query = "SELECT updated_date AS date
                    FROM {$wpdb->prefix}lifterlms_user_postmeta AS upm
                    JOIN {$wpdb->posts} AS p ON p.ID = upm.post_id
                    WHERE
                            upm.meta_key = '_is_complete'
                        AND p.post_type = 'course'
                        AND upm.meta_value = 'yes'
                        AND upm.updated_date BETWEEN CAST( %s AS DATETIME ) AND CAST( %s AS  DATETIME )
                        {$student_ids}
                        {$lesson_ids}
                    ;";
 
    $this->query_vars = array(
        $this->format_date( $dates['start'], 'start' ),
        $this->format_date( $dates['end'], 'end' ),
    );
 
}

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