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   1  <?php
   2  
   3  /*
   4   * This file is part of the Symfony package.
   5   *
   6   * (c) Fabien Potencier <[email protected]>
   7   *
   8   * For the full copyright and license information, please view the LICENSE
   9   * file that was distributed with this source code.
  10   */
  11  
  12  use Symfony\Polyfill\Iconv as p;
  13  
  14  if (extension_loaded('iconv')) {
  15      return;
  16  }
  17  
  18  if (\PHP_VERSION_ID >= 80000) {
  19      return require  __DIR__.'/bootstrap80.php';
  20  }
  21  
  22  if (!defined('ICONV_IMPL')) {
  23      define('ICONV_IMPL', 'Symfony');
  24  }
  25  if (!defined('ICONV_VERSION')) {
  26      define('ICONV_VERSION', '1.0');
  27  }
  28  if (!defined('ICONV_MIME_DECODE_STRICT')) {
  29      define('ICONV_MIME_DECODE_STRICT', 1);
  30  }
  31  if (!defined('ICONV_MIME_DECODE_CONTINUE_ON_ERROR')) {
  32      define('ICONV_MIME_DECODE_CONTINUE_ON_ERROR', 2);
  33  }
  34  
  35  if (!function_exists('iconv')) {
  36      function iconv($from_encoding, $to_encoding, $string) { return p\Iconv::iconv($from_encoding, $to_encoding, $string); }
  37  }
  38  if (!function_exists('iconv_get_encoding')) {
  39      function iconv_get_encoding($type = 'all') { return p\Iconv::iconv_get_encoding($type); }
  40  }
  41  if (!function_exists('iconv_set_encoding')) {
  42      function iconv_set_encoding($type, $encoding) { return p\Iconv::iconv_set_encoding($type, $encoding); }
  43  }
  44  if (!function_exists('iconv_mime_encode')) {
  45      function iconv_mime_encode($field_name, $field_value, $options = []) { return p\Iconv::iconv_mime_encode($field_name, $field_value, $options); }
  46  }
  47  if (!function_exists('iconv_mime_decode_headers')) {
  48      function iconv_mime_decode_headers($headers, $mode = 0, $encoding = null) { return p\Iconv::iconv_mime_decode_headers($headers, $mode, $encoding); }
  49  }
  50  
  51  if (extension_loaded('mbstring')) {
  52      if (!function_exists('iconv_strlen')) {
  53          function iconv_strlen($string, $encoding = null) { null === $encoding && $encoding = p\Iconv::$internalEncoding; return mb_strlen($string, $encoding); }
  54      }
  55      if (!function_exists('iconv_strpos')) {
  56          function iconv_strpos($haystack, $needle, $offset = 0, $encoding = null) { null === $encoding && $encoding = p\Iconv::$internalEncoding; return mb_strpos($haystack, $needle, $offset, $encoding); }
  57      }
  58      if (!function_exists('iconv_strrpos')) {
  59          function iconv_strrpos($haystack, $needle, $encoding = null) { null === $encoding && $encoding = p\Iconv::$internalEncoding; return mb_strrpos($haystack, $needle, 0, $encoding); }
  60      }
  61      if (!function_exists('iconv_substr')) {
  62          function iconv_substr($string, $offset, $length = 2147483647, $encoding = null) { null === $encoding && $encoding = p\Iconv::$internalEncoding; return mb_substr($string, $offset, $length, $encoding); }
  63      }
  64      if (!function_exists('iconv_mime_decode')) {
  65          function iconv_mime_decode($string, $mode = 0, $encoding = null) { $currentMbEncoding = mb_internal_encoding(); null === $encoding && $encoding = p\Iconv::$internalEncoding; mb_internal_encoding($encoding); $decoded = mb_decode_mimeheader($string); mb_internal_encoding($currentMbEncoding); return $decoded; }
  66      }
  67  } else {
  68      if (!function_exists('iconv_strlen')) {
  69          if (extension_loaded('xml')) {
  70              function iconv_strlen($string, $encoding = null) { return p\Iconv::strlen1($string, $encoding); }
  71          } else {
  72              function iconv_strlen($string, $encoding = null) { return p\Iconv::strlen2($string, $encoding); }
  73          }
  74      }
  75  
  76      if (!function_exists('iconv_strpos')) {
  77          function iconv_strpos($haystack, $needle, $offset = 0, $encoding = null) { return p\Iconv::iconv_strpos($haystack, $needle, $offset, $encoding); }
  78      }
  79      if (!function_exists('iconv_strrpos')) {
  80          function iconv_strrpos($haystack, $needle, $encoding = null) { return p\Iconv::iconv_strrpos($haystack, $needle, $encoding); }
  81      }
  82      if (!function_exists('iconv_substr')) {
  83          function iconv_substr($string, $offset, $length = 2147483647, $encoding = null) { return p\Iconv::iconv_substr($string, $offset, $length, $encoding); }
  84      }
  85      if (!function_exists('iconv_mime_decode')) {
  86          function iconv_mime_decode($string, $mode = 0, $encoding = null) { return p\Iconv::iconv_mime_decode($string, $mode, $encoding); }
  87      }
  88  }