<?php
// mPDF 6
// Function only available PHP >=5.5.0
if(!function_exists('imagepalettetotruecolor')) {
function imagepalettetotruecolor(&$src) {
if(imageistruecolor($src)) {
return(true);
}
$dst = imagecreatetruecolor(imagesx($src), imagesy($src));
imagecopy($dst, $src, 0, 0, 0, 0, imagesx($src), imagesy($src));
imagedestroy($src);
$src = $dst;
return(true);
}
}
// mPDF 5.7
// Replace a section of an array with the elements in reverse
function array_splice_reverse(&$arr, $offset, $length) {
$tmp = (array_reverse(array_slice($arr, $offset, $length)));
array_splice($arr, $offset, $length, $tmp);
}
function array_insert(&$array, $value, $offset) {
if (is_array($array)) {
$array = array_values($array);
$offset = intval($offset);
if ($offset < 0 || $offset >= count($array)) { array_push($array, $value); }
else if ($offset == 0) { array_unshift($array, $value); }
else {
$temp = array_slice($array, 0, $offset);
array_push($temp, $value);
$array = array_slice($array, $offset);
$array = array_merge($temp, $array);
}
}
else { $array = array($value); }
return count($array);
}
// mPDF 5.7.4 URLs
function urldecode_parts($url) {
$file=$url;
$query='';
if (preg_match('/[?]/',$url)) {
$bits = preg_split('/[?]/',$url,2);
$file=$bits[0];
$query='?'.$bits[1];
}
$file = rawurldecode($file);
$query = urldecode($query);
return $file.$query;
}
function _strspn($str1, $str2, $start=null, $length=null) {
$numargs = func_num_args();
if ($numargs == 2) {
return strspn($str1, $str2);
}
else if ($numargs == 3) {
return strspn($str1, $str2, $start);
}
else {
return strspn($str1, $str2, $start, $length);
}
}
function _strcspn($str1, $str2, $start=null, $length=null) {
$numargs = func_num_args();
if ($numargs == 2) {
return strcspn($str1, $str2);
}
else if ($numargs == 3) {
return strcspn($str1, $str2, $start);
}
else {
return strcspn($str1, $str2, $start, $length);
}
}
function _fgets (&$h, $force=false) {
$startpos = ftell($h);
$s = fgets($h, 1024);
if ($force && preg_match("/^([^\r\n]*[\r\n]{1,2})(.)/",trim($s), $ns)) {
$s = $ns[1];
fseek($h,$startpos+strlen($s));
}
return $s;
}
// For PHP4 compatability
if(!function_exists('str_ireplace')) {
function str_ireplace($search,$replace,$subject) {
$search = preg_quote($search, "/");
return preg_replace("/".$search."/i", $replace, $subject);
}
}
if(!function_exists('htmlspecialchars_decode')) {
function htmlspecialchars_decode ($str) {
return strtr($str, array_flip(get_html_translation_table(HTML_SPECIALCHARS)));
}
}
function PreparePreText($text,$ff='//FF//') {
$text = htmlspecialchars($text);
if ($ff) { $text = str_replace($ff,'</pre><formfeed /><pre>',$text); }
return ('<pre>'.$text.'</pre>');
}
if(!function_exists('strcode2utf')){
function strcode2utf($str,$lo=true) {
//converts all the &#nnn; and &#xhhh; in a string to Unicode
// mPDF 5.7
if ($lo) {
$str = preg_replace_callback('/\&\#([0-9]+)\;/m', 'code2utf_lo_callback', $str);
$str = preg_replace_callback('/\&\#x([0-9a-fA-F]+)\;/m', 'codeHex2utf_lo_callback', $str);
}
else {
$str = preg_replace_callback('/\&\#([0-9]+)\;/m', 'code2utf_callback', $str);
$str = preg_replace_callback('/\&\#x([0-9a-fA-F]+)\;/m', 'codeHex2utf_callback', $str);
}
return $str;
}
}
function code2utf_callback($matches) {
return code2utf($matches[1], 0);
}
function code2utf_lo_callback($matches) {
return code2utf($matches[1], 1);
}
function codeHex2utf_callback($matches) {
return codeHex2utf($matches[1], 0);
}
function codeHex2utf_lo_callback($matches) {
return codeHex2utf($matches[1], 1);
}
if(!function_exists('code2utf')){
function code2utf($num,$lo=true){
//Returns the utf string corresponding to the unicode value
if ($num<128) {
if ($lo) return chr($num);
else return '&#'.$num.';';
}
if ($num<2048) return chr(($num>>6)+192).chr(($num&63)+128);
if ($num<65536) return chr(($num>>12)+224).chr((($num>>6)&63)+128).chr(($num&63)+128);
if ($num<2097152) return chr(($num>>18)+240).chr((($num>>12)&63)+128).chr((($num>>6)&63)+128) .chr(($num&63)+128);
return '?';
}
}
if(!function_exists('codeHex2utf')){
function codeHex2utf($hex,$lo=true){
$num = hexdec($hex);
if (($num<128) && !$lo) return '&#x'.$hex.';';
return code2utf($num,$lo);
}
}
?>
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