2013-04-17
php相對網址轉絕對網址
相對網址轉絕對網址
function convUrl($url){
$URL_Info = parse_url($url);
if(isset($URL_Info['scheme']))return $url;
if (isset($_SERVER['HTTPS']) && strtolower($_SERVER['HTTPS']) == 'on') {
$output = 'https://';
} else {
$output = 'http://';
}
$url = str_replace('\\','/',$url);
if(!isset($URL_Info['host'])){
if($url{0} == '/'){
$output .= getenv('HTTP_HOST');
}else{
$pnum = substr_count($url,'../');
$url = str_replace('../','',$url);
$path = dirname(getenv('SCRIPT_NAME'));
for($i = 0 ; $i < $pnum; $i++){
$path = substr($path,0,strrpos($path,'/'));
}
$output .= getenv('HTTP_HOST')
.$path
.'/'
;
}
}
return $output.$url;
}
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