X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=mod%2Fsalmon.php;h=f42e05deaa76f207848c1e214ad5854fd78c54a6;hb=7d0a7f6be9e6c281ddafdfed799bf8b46785424a;hp=6c3aea211447f4676229f349cd9352dca1be3cfb;hpb=ed0143c9f001a6a3bbe51a56f82fd2476dd627d5;p=friendica.git

diff --git a/mod/salmon.php b/mod/salmon.php
index 6c3aea2114..f42e05deaa 100644
--- a/mod/salmon.php
+++ b/mod/salmon.php
@@ -1,5 +1,7 @@
 <?php
 
+use Friendica\App;
+
 require_once('include/salmon.php');
 require_once('include/ostatus.php');
 require_once('include/crypto.php');
@@ -19,7 +21,7 @@ function salmon_return($val) {
 
 }
 
-function salmon_post(App &$a) {
+function salmon_post(App $a) {
 
 	$xml = file_get_contents('php://input');
 
@@ -79,7 +81,7 @@ function salmon_post(App &$a) {
 
 	$signed_data = $data  . '.' . base64url_encode($type) . '.' . base64url_encode($encoding) . '.' . base64url_encode($alg);
 
-	$compliant_format = str_replace('=','',$signed_data);
+	$compliant_format = str_replace('=', '', $signed_data);
 
 
 	// decode the data
@@ -115,24 +117,28 @@ function salmon_post(App &$a) {
 
 	// We should have everything we need now. Let's see if it verifies.
 
-	$verify = rsa_verify($compliant_format,$signature,$pubkey);
+	// Try GNU Social format
+	$verify = rsa_verify($signed_data, $signature, $pubkey);
+	$mode = 1;
 
-	if(! $verify) {
-		logger('mod-salmon: message did not verify using protocol. Trying padding hack.');
-	    $verify = rsa_verify($signed_data,$signature,$pubkey);
+	if (! $verify) {
+		logger('mod-salmon: message did not verify using protocol. Trying compliant format.');
+		$verify = rsa_verify($compliant_format, $signature, $pubkey);
+		$mode = 2;
 	}
 
-	if(! $verify) {
-		logger('mod-salmon: message did not verify using padding. Trying old statusnet hack.');
-	    $verify = rsa_verify($stnet_signed_data,$signature,$pubkey);
+	if (! $verify) {
+		logger('mod-salmon: message did not verify using padding. Trying old statusnet format.');
+		$verify = rsa_verify($stnet_signed_data, $signature, $pubkey);
+		$mode = 3;
 	}
 
-	if(! $verify) {
+	if (! $verify) {
 		logger('mod-salmon: Message did not verify. Discarding.');
 		http_status_exit(400);
 	}
 
-	logger('mod-salmon: Message verified.');
+	logger('mod-salmon: Message verified with mode '.$mode);
 
 
 	/*
@@ -156,7 +162,7 @@ function salmon_post(App &$a) {
 		if(get_pconfig($importer['uid'],'system','ostatus_autofriend')) {
 			$result = new_contact($importer['uid'],$author_link);
 			if($result['success']) {
-				$r = q("SELECT * FROM `contact` WHERE `network` = '%s' AND ( `url` = '%s' OR `alias` = '%s') 
+				$r = q("SELECT * FROM `contact` WHERE `network` = '%s' AND ( `url` = '%s' OR `alias` = '%s')
 					AND `uid` = %d LIMIT 1",
 					dbesc(NETWORK_OSTATUS),
 					dbesc($author_link),