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<?php |
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// |
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// FPDI - Version 1.2 |
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// |
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// Copyright 2004-2007 Setasign - Jan Slabon |
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// |
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// Licensed under the Apache License, Version 2.0 (the "License"); |
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// you may not use this file except in compliance with the License. |
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// You may obtain a copy of the License at |
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// |
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// http://www.apache.org/licenses/LICENSE-2.0 |
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// |
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// Unless required by applicable law or agreed to in writing, software |
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// distributed under the License is distributed on an "AS IS" BASIS, |
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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// See the License for the specific language governing permissions and |
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// limitations under the License. |
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// |
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|
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|
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if (!defined("PHP_VER_LOWER43")) |
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define("PHP_VER_LOWER43", version_compare(PHP_VERSION, "4.3", "<")); |
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|
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|
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/** |
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* ensure that strspn works correct if php-version < 4.3 |
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*/ |
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function _strspn($str1, $str2, $start=null, $length=null) { |
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$numargs = func_num_args(); |
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|
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if (PHP_VER_LOWER43 == 1) { |
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if (isset($length)) { |
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$str1 = substr($str1, $start, $length); |
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} else { |
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$str1 = substr($str1, $start); |
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} |
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} |
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|
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if ($numargs == 2 || PHP_VER_LOWER43 == 1) { |
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return strspn($str1, $str2); |
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} else if ($numargs == 3) { |
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return strspn($str1, $str2, $start); |
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} else { |
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return strspn($str1, $str2, $start, $length); |
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} |
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} |
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|
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|
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/** |
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* ensure that strcspn works correct if php-version < 4.3 |
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*/ |
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function _strcspn($str1, $str2, $start=null, $length=null) { |
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$numargs = func_num_args(); |
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|
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if (PHP_VER_LOWER43 == 1) { |
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if (isset($length)) { |
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$str1 = substr($str1, $start, $length); |
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} else { |
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$str1 = substr($str1, $start); |
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} |
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} |
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|
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if ($numargs == 2 || PHP_VER_LOWER43 == 1) { |
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return strcspn($str1, $str2); |
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} else if ($numargs == 3) { |
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return strcspn($str1, $str2, $start); |
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} else { |
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return strcspn($str1, $str2, $start, $length); |
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} |
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} |
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|
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|
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/** |
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* ensure that fgets works correct if php-version < 4.3 |
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*/ |
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function _fgets (&$h, $force=false) { |
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$startpos = ftell($h); |
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$s = fgets($h, 1024); |
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|
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if ((PHP_VER_LOWER43 == 1 || $force) && preg_match("/^([^\r\n]*[\r\n]{1,2})(.)/",trim($s), $ns)) { |
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$s = $ns[1]; |
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fseek($h,$startpos+strlen($s)); |
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} |
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|
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return $s; |
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} |
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|
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?> |
