File: lib/plugins/modifier.truncate.php

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File: lib/plugins/modifier.truncate.php
Role: Auxiliary script
Content type: text/plain
Description: Auxiliary script
Class: g-template-php
Process and render templates generating PHP code
Author: By
Last change:
Date: 2 years ago
Size: 1,311 bytes
 

 

Contents

Class file image Download
<?php
/**
 * gTemplate Plugins
 *
 * @package gTemplate
 * @subpackage Plugins
 */

/**
 * gTemplate truncate modifier plugin
 *
 * Type: modifier<br>
 * Name: truncate<br>
 * Purpose: Truncate a string to a certain length if necessary,
 * optionally splitting in the middle of a word, and
 * appending the $etc string or inserting $etc into the middle.
 *
 * @version 1.0
 * @author Tamas David (G-Lex) <glex at mittudomain.info>
 * @link https://github.com/glex86/g-template-php G-Template Engine on Github
 *
 * @internal Some source codes are taken from Smarty
 * @internal author Monte Ohrt <monte at ohrt dot com>
 * @internal link http://smarty.net Smarty
 */
function tpl_modifier_truncate($string, $length = 80, $etc = '...', $break_words = false, $middle = false)
{
    if (
$length == 0)
        return
'';

    if (
strlen($string) > $length) {
       
$length -= min($length, strlen($etc));
        if (!
$break_words && !$middle) {
           
$string = preg_replace('/\s+?(\S+)?$/', '', substr($string, 0, $length+1));
        }
        if(!
$middle) {
            return
substr($string, 0, $length) . $etc;
        } else {
            return
substr($string, 0, $length/2) . $etc . substr($string, -$length/2);
        }
    } else {
        return
$string;
    }
}


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