minor-fixes.patch

diff --git a/index.php b/index.php
index 95c862d..9ba3741 100644
--- a/index.php
+++ b/index.php
@@ -98,6 +98,7 @@
 		case "nodeinfo/2.1":
 			nodeinfo();    //	Optional. Static.
 		case rawurldecode( $username ):
+    case "users/" . rawurldecode( $username ):
 		case "@" . rawurldecode( $username ):	//	Some software assumes usernames start with an `@`
 			username();    //	Mandatory. Static
 		case "following":
@@ -654,7 +655,6 @@ XML;
 		$rawUsername = rawurldecode( $username );
 
 		$h1 = "HomePage";
-		$directory = "posts";
 		
 		//	Counters for followers, following, and posts
 		$follower_files  = glob( $directories["followers"] . "/*.json" );
@@ -718,7 +718,7 @@ echo <<< HTML
 			<ul>
 HTML;
 		//	Get all the files in the directory
-		$message_files = array_reverse( glob( "posts" . "/*.json") );
+		$message_files = array_reverse( glob( $directories["posts"] . "/*.json") );
 
 		//	There are lots of messages. The UI will only show 200.
 		$message_files = array_slice( $message_files, 0, 1000 ); 
@@ -1346,27 +1346,29 @@ HTML;
 			return false; 
 		}
 
-		//	Is there a significant difference between the Date header and the published timestamp?
-		//	Two minutes chosen because Friendica is frequently more than a minute skewed
-		$published = $body["published"];
-		$publishedDatetime = new DateTime($published);
-		// Calculate the time difference in seconds
-		$timeDifference = abs( $publishedDatetime->getTimestamp() - $headerDatetime->getTimestamp() );
-		if ( $timeDifference > 120 ) { 
-			//	Write a log detailing the error
-			//	Filename for the log
-			$filename  = "{$type}.Signature.Time_Failure";
-
-			//	Save headers and request data to the timestamped file in the logs directory
-			$message = 
-				"Header Date:\n"      . print_r( $dateHeader, true ) . "\n" .
-				"Published Date:\n"   . print_r( $publishedDatetime->format('D, d M Y H:i:s T'), true ) ."\n" .
-				"Original Body:\n"    . print_r( $body, true )       . "\n\n" .
-				"Original Headers:\n" . print_r( $headers, true )    . "\n\n";
-			
-			save_log( $filename, $message );
-			return false; 
-		}
+    if (array_key_exists("published",$body)) {
+		  //	Is there a significant difference between the Date header and the published timestamp?
+		  //	Two minutes chosen because Friendica is frequently more than a minute skewed
+		  $published = $body["published"];
+		  $publishedDatetime = new DateTime($published);
+		  // Calculate the time difference in seconds
+		  $timeDifference = abs( $publishedDatetime->getTimestamp() - $headerDatetime->getTimestamp() );
+		  if ( $timeDifference > 120 ) { 
+			  //	Write a log detailing the error
+			  //	Filename for the log
+			  $filename  = "{$type}.Signature.Time_Failure";
+
+			  //	Save headers and request data to the timestamped file in the logs directory
+			  $message = 
+				  "Header Date:\n"      . print_r( $dateHeader, true ) . "\n" .
+				  "Published Date:\n"   . print_r( $publishedDatetime->format('D, d M Y H:i:s T'), true ) ."\n" .
+				  "Original Body:\n"    . print_r( $body, true )       . "\n\n" .
+				  "Original Headers:\n" . print_r( $headers, true )    . "\n\n";
+			  
+			  save_log( $filename, $message );
+			  return false; 
+		  }
+    }
 
 		//	Validate the Digest
 		//	It is the hash of the raw input string, in binary, encoded as base64.
@@ -1383,6 +1385,8 @@ HTML;
 		//	See https://github.com/superseriousbusiness/gotosocial/issues/1186#issuecomment-1976166659 and https://github.com/snarfed/bridgy-fed/issues/430 for hs2019
 		if ( "SHA-256" == $digestAlgorithm || "hs2019" == $digestAlgorithm ) {
 			$digestAlgorithm = "sha256";
+		} else if ( "SHA-384" == $digestAlgorithm ) {
+			$digestAlgorithm = "sha384";
 		} else if ( "SHA-512" == $digestAlgorithm ) {
 			$digestAlgorithm = "sha512";
 		}
@@ -1475,8 +1479,12 @@ HTML;
 		//	There might be many different signing algorithms
 		//	TODO: Find a way to transform these automatically
 		//	See https://github.com/superseriousbusiness/gotosocial/issues/1186#issuecomment-1976166659 and https://github.com/snarfed/bridgy-fed/issues/430 for hs2019
-		if ( "hs2019" == $algorithm ) {
+		if ( "hs2019" == $algorithm || "rsa-sha256" == $algorithm ) {
 			$algorithm = "sha256";
+		} elseif ( "rsa-sha384" == $algorithm ) {
+			$algorithm = "sha384";
+		}  elseif ( "rsa-sha512" == $algorithm ) {
+			$algorithm = "sha512";
 		}
 
 		//	Finally! Calculate whether the signature is valid