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   1  <?php
   2  
   3  /*
   4   * Copyright (C) 2016 Nicolas Grekas - p@tchwork.com
   5   *
   6   * This library is free software; you can redistribute it and/or modify it
   7   * under the terms of the (at your option):
   8   * Apache License v2.0 (http://apache.org/licenses/LICENSE-2.0.txt), or
   9   * GNU General Public License v2.0 (http://gnu.org/licenses/gpl-2.0.txt).
  10   */
  11  
  12  use Patchwork\PHP\Shim as s;
  13  
  14  const ICONV_IMPL = 'Patchwork';
  15  const ICONV_VERSION = '1.0';
  16  const ICONV_MIME_DECODE_STRICT = 1;
  17  const ICONV_MIME_DECODE_CONTINUE_ON_ERROR = 2;
  18  
  19  @trigger_error('You are using a fallback implementation of the iconv extension. Installing the native one is highly recommended instead.', E_USER_DEPRECATED);
  20  
  21  function iconv($from, $to, $s) {return s\Iconv::iconv($from, $to, $s);}
  22  function iconv_get_encoding($type = 'all') {return s\Iconv::iconv_get_encoding($type);}
  23  function iconv_set_encoding($type, $charset) {return s\Iconv::iconv_set_encoding($type, $charset);}
  24  function iconv_mime_encode($name, $value, $pref = null) {return s\Iconv::iconv_mime_encode($name, $value, $pref);}
  25  function ob_iconv_handler($buffer, $mode) {return s\Iconv::ob_iconv_handler($buffer, $mode);}
  26  function iconv_mime_decode_headers($encoded_headers, $mode = 0, $enc = null) {return s\Iconv::iconv_mime_decode_headers($encoded_headers, $mode, $enc);}
  27  
  28  if (extension_loaded('mbstring'))
  29  {
  30      function iconv_strlen($s, $enc = null)                               {null === $enc and $enc = s\Iconv::$internal_encoding; return mb_strlen($s, $enc);}
  31      function iconv_strpos($s, $needle, $offset = 0, $enc = null)         {null === $enc and $enc = s\Iconv::$internal_encoding; return mb_strpos($s, $needle, $offset, $enc);}
  32      function iconv_strrpos($s, $needle, $enc = null)                     {null === $enc and $enc = s\Iconv::$internal_encoding; return mb_strrpos($s, $needle, 0, $enc);}
  33      function iconv_substr($s, $start, $length = 2147483647, $enc = null) {null === $enc and $enc = s\Iconv::$internal_encoding; return mb_substr($s, $start, $length, $enc);}
  34      function iconv_mime_decode($encoded_headers, $mode = 0, $enc = null) {null === $enc and $enc = s\Iconv::$internal_encoding; return mb_decode_mimeheader($encoded_headers, $mode, $enc);}
  35  }
  36  else
  37  {
  38      if (extension_loaded('xml'))
  39      {
  40          function iconv_strlen($s, $enc = null) {return s\Iconv::strlen1($s, $enc);}
  41      }
  42      else
  43      {
  44          function iconv_strlen($s, $enc = null) {return s\Iconv::strlen2($s, $enc);}
  45      }
  46  
  47      function iconv_strpos($s, $needle, $offset = 0, $enc = null)         {return s\Iconv::iconv_strpos($s, $needle, $offset, $enc);}
  48      function iconv_strrpos($s, $needle, $enc = null)                     {return s\Iconv::iconv_strrpos($s, $needle, $enc);}
  49      function iconv_substr($s, $start, $length = 2147483647, $enc = null) {return s\Iconv::iconv_substr($s, $start, $length, $enc);}
  50      function iconv_mime_decode($encoded_headers, $mode = 0, $enc = null) {return s\Iconv::iconv_mime_decode($encoded_headers, $mode, $enc);}
  51  }