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File: web-app/lib/SMARTY/plugins/block.textformat.php

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  Classes of davifelipe  >  smart MVC  >  web-app/lib/SMARTY/plugins/block.textformat.php  >  Download  
File: web-app/lib/SMARTY/plugins/block.textformat.php
Role: Auxiliary script
Content type: text/plain
Description: Auxiliary script
Class: smart MVC
MVC framework using Smarty to render views
Author: By
Last change:
Date: 3 years ago
Size: 2,843 bytes
 

Contents

Class file image Download
<?php
/**
 * Smarty plugin
 * @package Smarty
 * @subpackage plugins
 */

/**
 * Smarty {textformat}{/textformat} block plugin
 *
 * Type: block function<br>
 * Name: textformat<br>
 * Purpose: format text a certain way with preset styles
 * or custom wrap/indent settings<br>
 * @link http://smarty.php.net/manual/en/language.function.textformat.php {textformat}
 * (Smarty online manual)
 * @param array
 * <pre>
 * Params: style: string (email)
 * indent: integer (0)
 * wrap: integer (80)
 * wrap_char string ("\n")
 * indent_char: string (" ")
 * wrap_boundary: boolean (true)
 * </pre>
 * @author Monte Ohrt <monte at ohrt dot com>
 * @param string contents of the block
 * @param Smarty clever simulation of a method
 * @return string string $content re-formatted
 */
function smarty_block_textformat($params, $content, &$smarty)
{
    if (
is_null($content)) {
        return;
    }

   
$style = null;
   
$indent = 0;
   
$indent_first = 0;
   
$indent_char = ' ';
   
$wrap = 80;
   
$wrap_char = "\n";
   
$wrap_cut = false;
   
$assign = null;
   
    foreach (
$params as $_key => $_val) {
        switch (
$_key) {
            case
'style':
            case
'indent_char':
            case
'wrap_char':
            case
'assign':
                $
$_key = (string)$_val;
                break;

            case
'indent':
            case
'indent_first':
            case
'wrap':
                $
$_key = (int)$_val;
                break;

            case
'wrap_cut':
                $
$_key = (bool)$_val;
                break;

            default:
               
$smarty->trigger_error("textformat: unknown attribute '$_key'");
        }
    }

    if (
$style == 'email') {
       
$wrap = 72;
    }

   
// split into paragraphs
   
$_paragraphs = preg_split('![\r\n][\r\n]!',$content);
   
$_output = '';

    for(
$_x = 0, $_y = count($_paragraphs); $_x < $_y; $_x++) {
        if (
$_paragraphs[$_x] == '') {
            continue;
        }
       
// convert mult. spaces & special chars to single space
       
$_paragraphs[$_x] = preg_replace(array('!\s+!','!(^\s+)|(\s+$)!'), array(' ',''), $_paragraphs[$_x]);
       
// indent first line
       
if($indent_first > 0) {
           
$_paragraphs[$_x] = str_repeat($indent_char, $indent_first) . $_paragraphs[$_x];
        }
       
// wordwrap sentences
       
$_paragraphs[$_x] = wordwrap($_paragraphs[$_x], $wrap - $indent, $wrap_char, $wrap_cut);
       
// indent lines
       
if($indent > 0) {
           
$_paragraphs[$_x] = preg_replace('!^!m', str_repeat($indent_char, $indent), $_paragraphs[$_x]);
        }
    }
   
$_output = implode($wrap_char . $wrap_char, $_paragraphs);

    return
$assign ? $smarty->assign($assign, $_output) : $_output;

}

/* vim: set expandtab: */

?>