[Summary view]

   1  <?php
   2  /**
   3   * Copyright 2014-2017 Horde LLC (http://www.horde.org/)
   4   *
   5   * See the enclosed file LICENSE for license information (LGPL). If you
   6   * did not receive this file, see http://www.horde.org/licenses/lgpl21.
   7   *
   8   * @category  Horde
   9   * @copyright 2014-2017 Horde LLC
  10   * @license   http://www.horde.org/licenses/lgpl21 LGPL 2.1
  11   * @package   Mime
  12   */
  13  
  14  /**
  15   * Quoted-printable utility methods.
  16   *
  17   * @author    Michael Slusarz <slusarz@horde.org>
  18   * @category  Horde
  19   * @copyright 2014-2017 Horde LLC
  20   * @license   http://www.horde.org/licenses/lgpl21 LGPL 2.1
  21   * @package   Mime
  22   * @since     2.5.0
  23   */
  24  class Horde_Mime_QuotedPrintable
  25  {
  26      /**
  27       * Decodes quoted-printable data.
  28       *
  29       * @param string $data  The Q-P data to decode.
  30       *
  31       * @return string  The decoded text.
  32       */
  33      public static function decode($data)
  34      {
  35          return quoted_printable_decode($data);
  36      }
  37  
  38      /**
  39       * Encodes text via quoted-printable encoding.
  40       *
  41       * @param string $text   The text to encode (UTF-8).
  42       * @param string $eol    The EOL sequence to use.
  43       * @param integer $wrap  Wrap a line at this many characters.
  44       *
  45       * @return string  The quoted-printable encoded string.
  46       */
  47      public static function encode($text, $eol = "\n", $wrap = 76)
  48      {
  49          $fp = fopen('php://temp', 'r+');
  50          stream_filter_append(
  51              $fp,
  52              'convert.quoted-printable-encode',
  53              STREAM_FILTER_WRITE,
  54              array(
  55                  'line-break-chars' => $eol,
  56                  'line-length' => $wrap
  57              )
  58          );
  59          fwrite($fp, $text);
  60          rewind($fp);
  61          $out = stream_get_contents($fp);
  62          fclose($fp);
  63  
  64          return $out;
  65      }
  66  
  67  }