$value ) { echo esc_attr( $style . ': ' . $value . '; ' ); } } function azauthority_the_post_thumbnail( $size, $attr = '', $echo = true ) { if ( has_post_thumbnail() ) { $img = get_the_post_thumbnail( null, $size, $attr ); } else { $img = sprintf('', get_template_directory_uri(), esc_attr( $size ), esc_attr( get_the_title()) ); } if ( $echo ) { echo $img; } else { return $img; } } function azauthority_enable_single_header_bg() { return apply_filters('azauthority_enable_single_header_bg', true ); }