Beans - Show Excerpt or Troncate Content if we're NOT on a singular post/page

showexcerpt.php

<?php
// Do not include the opening php tag if it is already included in your file.

//* Show Excerpt or Troncate Posts Content
add_filter( 'the_content', 'sps_troncate_post_content' );

function sps_troncate_post_content( $content ){

	if ( !is_singular() )

		if ( has_excerpt() ) {
			return '<p>' . get_the_excerpt() . '</p><p>' . beans_post_more_link() . '</p>';
		}

		else {
			return '<p>' . wp_trim_words( wp_strip_all_tags( $content, true ), 40, '...' ) . '</p><p>' . beans_post_more_link() . '</p>';
		}

	return $content;

}