1 | <?php |
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2 | /*********************************************** |
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3 | * File : compat.php |
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4 | * Project : Z-Push |
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5 | * Descr : Help function for files |
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6 | * |
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7 | * Created : 01.10.2007 |
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8 | * |
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9 | * Copyright 2007 - 2012 Zarafa Deutschland GmbH |
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10 | * |
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11 | * This program is free software: you can redistribute it and/or modify |
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12 | * it under the terms of the GNU Affero General Public License, version 3, |
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13 | * as published by the Free Software Foundation with the following additional |
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14 | * term according to sec. 7: |
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15 | * |
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16 | * According to sec. 7 of the GNU Affero General Public License, version 3, |
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17 | * the terms of the AGPL are supplemented with the following terms: |
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18 | * |
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19 | * "Zarafa" is a registered trademark of Zarafa B.V. |
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20 | * "Z-Push" is a registered trademark of Zarafa Deutschland GmbH |
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21 | * The licensing of the Program under the AGPL does not imply a trademark license. |
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22 | * Therefore any rights, title and interest in our trademarks remain entirely with us. |
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23 | * |
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24 | * However, if you propagate an unmodified version of the Program you are |
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25 | * allowed to use the term "Z-Push" to indicate that you distribute the Program. |
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26 | * Furthermore you may use our trademarks where it is necessary to indicate |
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27 | * the intended purpose of a product or service provided you use it in accordance |
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28 | * with honest practices in industrial or commercial matters. |
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29 | * If you want to propagate modified versions of the Program under the name "Z-Push", |
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30 | * you may only do so if you have a written permission by Zarafa Deutschland GmbH |
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31 | * (to acquire a permission please contact Zarafa at trademark@zarafa.com). |
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32 | * |
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33 | * This program is distributed in the hope that it will be useful, |
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34 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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35 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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36 | * GNU Affero General Public License for more details. |
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37 | * |
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38 | * You should have received a copy of the GNU Affero General Public License |
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39 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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40 | * |
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41 | * Consult LICENSE file for details |
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42 | ************************************************/ |
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43 | |
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44 | if (!function_exists("quoted_printable_encode")) { |
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45 | /** |
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46 | * Process a string to fit the requirements of RFC2045 section 6.7. Note that |
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47 | * this works, but replaces more characters than the minimum set. For readability |
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48 | * the spaces and CRLF pairs aren't encoded though. |
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49 | * |
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50 | * @param string $string string to be encoded |
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51 | * |
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52 | * @see http://www.php.net/manual/en/function.quoted-printable-decode.php#89417 |
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53 | */ |
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54 | function quoted_printable_encode($string) { |
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55 | return preg_replace('/[^\r\n]{73}[^=\r\n]{2}/', "$0=\n", str_replace(array('%20', '%0D%0A', '%'), array(' ', "\r\n", '='), rawurlencode($string))); |
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56 | } |
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57 | } |
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58 | |
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59 | if (!function_exists("apache_request_headers")) { |
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60 | /** |
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61 | * When using other webservers or using php as cgi in apache |
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62 | * the function apache_request_headers() is not available. |
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63 | * This function parses the environment variables to extract |
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64 | * the necessary headers for Z-Push |
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65 | */ |
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66 | function apache_request_headers() { |
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67 | $headers = array(); |
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68 | foreach ($_SERVER as $key => $value) |
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69 | if (substr($key, 0, 5) == 'HTTP_') |
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70 | $headers[strtr(substr($key, 5), '_', '-')] = $value; |
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71 | |
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72 | return $headers; |
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73 | } |
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74 | } |
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75 | |
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76 | if (!function_exists("hex2bin")) { |
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77 | /** |
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78 | * Complementary function to bin2hex() which converts a hex entryid to a binary entryid. |
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79 | * Since PHP 5.4 an internal hex2bin() implementation is available. |
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80 | * |
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81 | * @param string $data the hexadecimal string |
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82 | * |
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83 | * @returns string |
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84 | */ |
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85 | function hex2bin($data) { |
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86 | return pack("H*", $data); |
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87 | } |
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88 | } |
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89 | ?> |
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