include/libs/template_lite/plugins/block.textformat.php

   1 <?php
   2
   3 /*
   4  * Template Lite plugin
   5  * -------------------------------------------------------------
   6  * Type:     block function
   7  * Name:     textformat
   8  * Purpose:  format text a certain way with preset styles
   9  *           or custom wrap/indent settings
  10  * Params:   style: string (email)
  11  *           indent: integer (0)
  12  *           wrap: integer (80)
  13  *           wrap_char string ("\n")
  14  *           indent_char: string (" ")
  15  *           wrap_boundary: boolean (true)
  16  * Taken from the original Smarty
  17  * http://smarty.php.net
  18  * -------------------------------------------------------------
  19  */
  20 function tpl_block_textformat($params, $content, &$template_object)
  21 {
  22         $style = null;
  23         $indent = 0;
  24         $indent_first = 0;
  25         $indent_char = ' ';
  26         $wrap = 80;
  27         $wrap_char = "\n";
  28         $wrap_cut = false;
  29         $assign = null;
  30
  31         if($content == null)
  32         {
  33                 return true;
  34         }
  35
  36     extract($params);
  37
  38         if($style == 'email')
  39         {
  40                 $wrap = 72;
  41         }
  42         // split into paragraphs
  43         $paragraphs = preg_split('![\r\n][\r\n]!',$content);
  44
  45         foreach($paragraphs as $paragraph)
  46         {
  47                 if($paragraph == '')
  48                 {
  49                         continue;
  50                 }
  51                 // convert mult. spaces & special chars to single space
  52                 $paragraph = preg_replace(array('!\s+!','!(^\s+)|(\s+$)!'),array(' ',''),$paragraph);
  53                 // indent first line
  54                 if($indent_first > 0)
  55                 {
  56                         $paragraph = str_repeat($indent_char,$indent_first) . $paragraph;
  57                 }
  58                 // wordwrap sentences
  59                 $paragraph = wordwrap($paragraph, $wrap - $indent, $wrap_char, $wrap_cut);
  60                 // indent lines
  61                 if($indent > 0)
  62                 {
  63                         $paragraph = preg_replace('!^!m',str_repeat($indent_char,$indent),$paragraph);
  64                 }
  65                 $output .= $paragraph . $wrap_char . $wrap_char;
  66         }
  67         if($assign != null)
  68         {
  69                 $template_object->assign($assign,$output);
  70         }
  71         else
  72         {
  73                 echo $output;
  74         }
  75         //echo $content;
  76 }
  77
  78 ?>