Wordpress: short_content

short_content.php

<?php
  /**
     * short_content generator
     * @param  string $mycontent content string
     * @param  string $after     
     * @param  int $length
     * @return string 
     */
     
  function short_content( $mycontent, $after = '', $length ) {
    
    $mycontent = strip_tags( $mycontent ); //stripout tags first
    
    if ( $mycontent ):
        $mycontent = strip_shortcodes( $mycontent );
        $mycontent = explode(' ',$mycontent , $length);
        
    else: //if no specified content string, automatically fetch content according to post id
        $mycontent = strip_tags( get_the_content() );
        $mycontent = explode(' ', $mycontent, $length);
        
    endif;

    if (count($mycontent)>=$length) :
       array_pop($mycontent);
        $mycontent = implode( ' ', $mycontent ). $after;
       
    else:
      $mycontent = implode( ' ', $mycontent );
       
    endif;

    return $mycontent;
  }
?>