getShortcode(), $atts ); extract( $atts ); $css = isset( $atts['css'] ) ? $atts['css'] : ''; $el_class = isset( $atts['el_class'] ) ? $atts['el_class'] : ''; $class_to_filter = 'wpb_flickr_widget wpb_content_element'; $class_to_filter .= vc_shortcode_custom_css_class( $css, ' ' ) . $this->getExtraClass( $el_class ) . $this->getCSSAnimation( $css_animation ); $css_class = apply_filters( VC_SHORTCODE_CUSTOM_CSS_FILTER_TAG, $class_to_filter, $this->settings['base'], $atts ); $params = array( 'title' => $title, 'extraclass' => 'wpb_flickr_heading', ); $output = sprintf( '