OpenXE/www/lib/pdf/wrapper_functions.php

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2021-05-21 08:49:41 +02:00
<?php
//
// FPDI - Version 1.1
//
// Copyright 2004,2005 Setasign - Jan Slabon
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
if (!defined("PHP_VER_LOWER43"))
define("PHP_VER_LOWER43", version_compare(PHP_VERSION, "4.3", "<"));
/**
* ensure that strspn works correct if php-version < 4.3
*/
function _strspn($str1, $str2, $start=null, $length=null) {
$numargs = func_num_args();
if (PHP_VER_LOWER43 == 1) {
if (isset($length)) {
$str1 = substr($str1, $start, $length);
} else {
$str1 = substr($str1, $start);
}
}
if ($numargs == 2 || PHP_VER_LOWER43 == 1) {
return strspn($str1, $str2);
} else if ($numargs == 3) {
return strspn($str1, $str2, $start);
} else {
return strspn($str1, $str2, $start, $length);
}
}
/**
* ensure that strcspn works correct if php-version < 4.3
*/
function _strcspn($str1, $str2, $start=null, $length=null) {
$numargs = func_num_args();
if (PHP_VER_LOWER43 == 1) {
if (isset($length)) {
$str1 = substr($str1, $start, $length);
} else {
$str1 = substr($str1, $start);
}
}
if ($numargs == 2 || PHP_VER_LOWER43 == 1) {
return strcspn($str1, $str2);
} else if ($numargs == 3) {
return strcspn($str1, $str2, $start);
} else {
return strcspn($str1, $str2, $start, $length);
}
}
/**
* ensure that fgets works correct if php-version < 4.3
*/
function _fgets (&$h, $force=false) {
$startpos = ftell($h);
$s = fgets($h, 1024);
if ((PHP_VER_LOWER43 == 1 || $force) && preg_match("/^([^\r\n]*[\r\n]{1,2})(.)/",trim($s), $ns)) {
$s = $ns[1];
fseek($h,$startpos+strlen($s));
}
return $s;
}
?>