<?php
/**
* Trim a string to a given number of words
*
* @param $string
* the original string
* @param $count
* the word count
* @param $ellipsis
* TRUE to add "..."
* or use a string to define other character
* @param $node
* provide the node and we'll set the $node->
*
* @return
* trimmed string with ellipsis added if it was truncated
*/
function word_trim($string, $count, $ellipsis = FALSE){
$words = explode(' ', $string);
if (count($words) > $count){
array_splice($words, $count);
$string = implode(' ', $words);
if (is_string($ellipsis)){
$string .= $ellipsis;
}
elseif ($ellipsis){
$string .= '&hellip;';
}
}
return $string;
}
?>