bitPickups/friendica_2019-12_sharedHosting_hotFix
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provide allow list of friend sites for education/corporate environments,

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pattern matchable
This commit is contained in:
Mike Macgirvin 2010-09-13 17:12:54 -07:00
commit 38fde6672e
2 changed files with 50 additions and 5 deletions
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44
boot.php
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@ -782,16 +782,54 @@ function get_uid() {
}}
if(! function_exists('validate_url')) {
function validate_url($url) {
function validate_url(&$url) {
if(substr($url,0,4) != 'http')
$url = 'http://' . $url;
$h = parse_url($url);
if(! $h)
if(! $h) {
return false;
if(! checkdnsrr($h['host'], 'ANY'))
}
if(! checkdnsrr($h['host'], 'ANY')) {
return false;
}
return true;
}}
if(! function_exists('allowed_url')) {
function allowed_url($url) {
$h = parse_url($url);
if(! $h) {
return false;
}
$str_allowed = get_config('system','allowed_sites');
if(! $str_allowed)
return true;
$found = false;
$host = strtolower($h['host']);
// always allow our own site
if($host == strtolower($_SERVER['SERVER_NAME']))
return true;
$fnmatch = function_exists('fnmatch');
$allowed = explode(',',$str_allowed);
if(count($allowed)) {
foreach($allowed as $a) {
$pat = strtolower(trim($a));
if(($fnmatch && fnmatch($pat,$host)) || ($pat == $host)) {
$found = true;
break;
}
}
}
return $found;
}}