[php] add `Authorization` header to Web.getClientHeaders() (#5270)

std/php/Web.hx

@@ -189,7 +189,7 @@ class Web {
 		Retrieve a client header value sent with the request.
 	**/
 	public static function getClientHeader( k : String ) : String {
-		var k = k.toUpperCase();
+		var k = StringTools.replace(k.toUpperCase(),"-","_");
 		for(i in getClientHeaders()) {
 			if(i.header == k)
 				return i.value;
@@ -208,12 +208,21 @@ class Web {
 			var h = Lib.hashOfAssociativeArray(untyped __php__("$_SERVER"));
 			for(k in h.keys()) {
 				if(k.substr(0,5) == "HTTP_") {
-					_client_headers.add({ header : StringTools.replace(k.substr(5), '_', '-'), value : h.get(k)});
+					_client_headers.add({ header : k.substr(5), value : h.get(k)});
 				// this is also a valid prefix (issue #1883)
 				} else if(k.substr(0,8) == "CONTENT_") {
-					_client_headers.add({ header : StringTools.replace(k, '_', '-'), value : h.get(k)});
+					_client_headers.add({ header : k, value : h.get(k)});
 				}
 			}
+			// and these(issue #5270)
+			if(untyped __php__("isset($_SERVER['REDIRECT_HTTP_AUTHORIZATION'])")) {
+				_client_headers.add({header: 'AUTHORIZATION', value: untyped __php__("(string)$_SERVER['REDIRECT_HTTP_AUTHORIZATION']")});
+			} else if(untyped __php__("isset($_SERVER['PHP_AUTH_USER'])")) {
+				var basic_pass = untyped __php__("isset($_SERVER['PHP_AUTH_PW']) ? (string)$_SERVER['PHP_AUTH_PW'] : ''");
+				_client_headers.add({header: 'AUTHORIZATION', value: 'Basic ' + untyped __php__("base64_encode($_SERVER['PHP_AUTH_USER'] + ':' + $basic_pass)")});
+			} else if(untyped __php__("isset($_SERVER['PHP_AUTH_DIGEST'])")) {
+				_client_headers.add({header: 'AUTHORIZATION', value: untyped __php__("(string)$_SERVER['PHP_AUTH_DIGEST']")});
+			}
 		}
 		return _client_headers;
 	}
@@ -252,7 +261,7 @@ class Web {
 
 	/**
 		Returns an hashtable of all Cookies sent by the client.
-		Modifying the hashtable will not modify the cookie, use `php.Web.setCookie()` 
+		Modifying the hashtable will not modify the cookie, use `php.Web.setCookie()`
 		instead.
 	**/
 	public static function getCookies():Map<String,String> {

std/php7/Web.hx

@@ -228,7 +228,7 @@ class Web {
 				_clientHeaders[copyServer[key]] = Std.string(value);
 			}
 		});
-		if(!isset(_clientHeaders['Authorization'])) {
+		if(!_clientHeaders.exists('Authorization')) {
 			if(isset(_SERVER['REDIRECT_HTTP_AUTHORIZATION'])) {
 				_clientHeaders['Authorization'] = Std.string(_SERVER['REDIRECT_HTTP_AUTHORIZATION']);
 			} else if(isset(_SERVER['PHP_AUTH_USER'])) {

tests/unit/src/unit/issues/Issue5270.hx

@@ -8,10 +8,12 @@ class Issue5270 extends unit.Test {
 		untyped __php__("
 			$_SERVER['CONTENT_TYPE'] = 'type';
 			$_SERVER['HTTP_USER_AGENT'] = 'browser';
+			$_SERVER['REDIRECT_HTTP_AUTHORIZATION'] = 'auth1';
 		");
 
 		eq(Web.getClientHeader('Content-Type'), 'type');
 		eq(Web.getClientHeader('User-Agent'), 'browser');
+		eq(Web.getClientHeader('Authorization'), 'auth1');
 	}
 #end
 }