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icl_commons.inc
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icl_commons.inc
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<?php
function mod_b64_decode($data){
return base64_decode(str_replace(",","/",$data));
}
function mod_b64_encode($data){
return str_replace("/",",",str_replace("=","",base64_encode($data)));
}
function utf8_to_html($str){
$len = strlen($str);
$out = "";
for($i=0;$i<$len;$i+=2){
$val = ord($str[$i]);
$next_val = ord($str[$i+1]);
if ($val<255){
$out.="&#".($val*256+$next_val).";";
}else{
$out.=$str[$i].$str[$i+1];
}
}
return $out;
}
function iil_utf7_decode($str, $raw=false){
if (strpos($str, '&')===false) return $str;
$len = strlen($str);
$in_b64 = false;
$b64_data = "";
$out = "";
for ($i=0;$i<$len;$i++){
$char = $str[$i];
if ($char=='&') $in_b64 = true;
else if ($in_b64 && $char=='-'){
$in_b64 = false;
if ($b64_data=="") $out.="&";
else{
$dec=mod_b64_decode($b64_data);
$out.=($raw?$dec:utf8_to_html($dec));
$b64_data = "";
}
}else if ($in_b64) $b64_data.=$char;
else $out.=$char;
}
return $out;
}
function iil_utf7_encode($str){
if (!ereg("[\200-\237]",$str) && !ereg("[\241-\377]",$str))
return $str;
$len = strlen($str);
for ($i=0;$i<$len;$i++){
$val = ord($str[$i]);
if ($val>=224 && $val<=239){
$unicode = ($val-224) * 4096 + (ord($str[$i+1])-128) * 64 + (ord($str[$i+2])-128);
$i+=2;
$utf_code.=chr((int)($unicode/256)).chr($unicode%256);
}else if ($val>=192 && $val<=223){
$unicode = ($val-192) * 64 + (ord($str[$i+1])-128);
$i++;
$utf_code.=chr((int)($unicode/256)).chr($unicode%256);
}else{
if ($utf_code){
$out.='&'.mod_b64_encode($utf_code).'-';
$utf_code="";
}
if ($str[$i]=="-") $out.="&";
$out.=$str[$i];
}
}
if ($utf_code)
$out.='&'.mod_b64_encode($utf_code).'-';
return $out;
}
?>

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text/x-php
Expires
Thu, Apr 9, 2:54 PM (1 d, 18 h)
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icl_commons.inc (1 KB)

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