PHPTAL-NP-0.7.0/libs/PHPTAL/OutputControl.php

   1 <?php
   2 /* vim: set expandtab tabstop=4 shiftwidth=4: */
   3 //
   4 //  Copyright (c) 2003 Laurent Bedubourg
   5 //
   6 //  This library is free software; you can redistribute it and/or
   7 //  modify it under the terms of the GNU Lesser General Public
   8 //  License as published by the Free Software Foundation; either
   9 //  version 2.1 of the License, or (at your option) any later version.
  10 //
  11 //  This library is distributed in the hope that it will be useful,
  12 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 //  Lesser General Public License for more details.
  15 //
  16 //  You should have received a copy of the GNU Lesser General Public
  17 //  License along with this library; if not, write to the Free Software
  18 //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19 //
  20 //  Authors: Laurent Bedubourg <laurent.bedubourg@free.fr>
  21 //
  22
  23 class PHPTAL_OutputControl
  24 {
  25     var $_buffer = "";
  26     var $_buffers = array();
  27     var $_quoteStyle = ENT_COMPAT;
  28     var $_encoding   = 'UTF-8';
  29     var $_context;
  30
  31     function PHPTAL_OutputControl(&$context, $encoding='UTF-8')
  32     {
  33         $this->_context = $context;
  34         $this->_encoding = $encoding;
  35     }
  36
  37     function pushBuffer()
  38     {
  39         $this->_buffers[] = $this->_buffer;
  40         $this->_buffer = "";
  41     }
  42
  43     function popBuffer()
  44     {
  45         $res = $this->_buffer;
  46         $this->_buffer = array_pop($this->_buffers);
  47         return $res;
  48     }
  49
  50     function write(&$str)
  51     {
  52         if (is_object($str)) {
  53             if (PEAR::isError($str)) {
  54                 $str = "[". get_class($str) . ": " . $str->message . "]";
  55                 // $this->_context->cleanError();
  56             } else {
  57                 $str = Types::toString($str);
  58             }
  59         }
  60
  61         if (defined("PHPTAL_DIRECT_OUTPUT") && count($this->_buffers) == 0) {
  62             // echo htmlentities($str);
  63             // support for cyrillic strings thanks to Igor E. Poteryaev
  64             echo htmlentities($str, $this->_quoteStyle, $this->_encoding);
  65         } else {
  66             // $this->_buffer .= htmlentities($str);
  67             // support for cyrillic strings thanks to Igor E. Poteryaev
  68             // **** hacked to htmlspecialchars() to avoid messing with text.
  69             // **** PHP prior to 4.3.7 contains bugs that mess up Greek.
  70             // **** removed encoding parameter, this messed up titles in older versions of php
  71             // **** we deal with encoding in Language.php
  72             $this->_buffer .= htmlspecialchars($str, $this->_quoteStyle);
  73         }
  74     }
  75
  76     function writeStructure($str)
  77     {
  78         if (is_object($str)) {
  79             if (PEAR::isError($str)) {
  80                 $str = "[" . $str->message . "]";
  81                 // $this->_context->cleanError();
  82             } else {
  83                 $str = Types::toString($str);
  84             }
  85         }
  86
  87         if (defined("PHPTAL_DIRECT_OUTPUT") && count($this->_buffers) == 0) {
  88             echo $str;
  89         } else {
  90             $this->_buffer .= $str;
  91         }
  92     }
  93
  94     function &toString()
  95     {
  96         return $this->_buffer;
  97     }
  98 }
  99
 100 ?>