1 | <?php |
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2 | // |
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3 | // FPDI - Version 1.2 |
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4 | // |
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5 | // Copyright 2004-2007 Setasign - Jan Slabon |
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6 | // |
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7 | // Licensed under the Apache License, Version 2.0 (the "License"); |
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8 | // you may not use this file except in compliance with the License. |
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9 | // You may obtain a copy of the License at |
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10 | // |
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11 | // http://www.apache.org/licenses/LICENSE-2.0 |
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12 | // |
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13 | // Unless required by applicable law or agreed to in writing, software |
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14 | // distributed under the License is distributed on an "AS IS" BASIS, |
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15 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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16 | // See the License for the specific language governing permissions and |
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17 | // limitations under the License. |
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18 | // |
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19 | |
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20 | |
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21 | if (!defined("PHP_VER_LOWER43")) |
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22 | define("PHP_VER_LOWER43", version_compare(PHP_VERSION, "4.3", "<")); |
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23 | |
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24 | |
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25 | /** |
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26 | * ensure that strspn works correct if php-version < 4.3 |
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27 | */ |
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28 | function _strspn($str1, $str2, $start=null, $length=null) { |
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29 | $numargs = func_num_args(); |
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30 | |
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31 | if (PHP_VER_LOWER43 == 1) { |
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32 | if (isset($length)) { |
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33 | $str1 = substr($str1, $start, $length); |
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34 | } else { |
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35 | $str1 = substr($str1, $start); |
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36 | } |
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37 | } |
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38 | |
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39 | if ($numargs == 2 || PHP_VER_LOWER43 == 1) { |
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40 | return strspn($str1, $str2); |
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41 | } else if ($numargs == 3) { |
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42 | return strspn($str1, $str2, $start); |
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43 | } else { |
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44 | return strspn($str1, $str2, $start, $length); |
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45 | } |
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46 | } |
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47 | |
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48 | |
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49 | /** |
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50 | * ensure that strcspn works correct if php-version < 4.3 |
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51 | */ |
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52 | function _strcspn($str1, $str2, $start=null, $length=null) { |
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53 | $numargs = func_num_args(); |
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54 | |
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55 | if (PHP_VER_LOWER43 == 1) { |
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56 | if (isset($length)) { |
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57 | $str1 = substr($str1, $start, $length); |
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58 | } else { |
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59 | $str1 = substr($str1, $start); |
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60 | } |
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61 | } |
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62 | |
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63 | if ($numargs == 2 || PHP_VER_LOWER43 == 1) { |
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64 | return strcspn($str1, $str2); |
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65 | } else if ($numargs == 3) { |
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66 | return strcspn($str1, $str2, $start); |
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67 | } else { |
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68 | return strcspn($str1, $str2, $start, $length); |
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69 | } |
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70 | } |
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71 | |
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72 | |
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73 | /** |
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74 | * ensure that fgets works correct if php-version < 4.3 |
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75 | */ |
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76 | function _fgets (&$h, $force=false) { |
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77 | $startpos = ftell($h); |
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78 | $s = fgets($h, 1024); |
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79 | |
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80 | if ((PHP_VER_LOWER43 == 1 || $force) && preg_match("/^([^\r\n]*[\r\n]{1,2})(.)/",trim($s), $ns)) { |
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81 | $s = $ns[1]; |
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82 | fseek($h,$startpos+strlen($s)); |
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83 | } |
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84 | |
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85 | return $s; |
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86 | } |
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87 | |
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88 | ?> |
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