21 lines
499 B
PHP
21 lines
499 B
PHP
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<?php
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function getfirstbrowserlang($default='en') {
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if (isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
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$langs=[];
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$buff=explode(',',$_SERVER['HTTP_ACCEPT_LANGUAGE']);
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foreach ($buff as $ent) {
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$ent=trim($ent);
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$ent=explode(';',$ent);
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(count($ent)<2) ? $ent[1]=1 : $ent[1]=preg_replace('/^q=/','',$ent[1])+0;
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$ent[0]=locale_canonicalize($ent[0]);
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$langs[$ent[0]]=$ent[1];
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}
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arsort($langs);
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$blang=array_key_first($langs);
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return $blang;
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} else {
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return $default;
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}
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}
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?>
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