X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;ds=inline;f=include%2Fdiaspora.php;h=4b1cc333bd9f48854291a22fdcaeacd365faf621;hb=9b5d5eca07099f9517be617b0cfb903988b01583;hp=6d070ecba4f2f0a9b6ae3cb717a10e9886b200e1;hpb=c8f61ef890e39d703a4f4aff612793177034415a;p=friendica.git
diff --git a/include/diaspora.php b/include/diaspora.php
index 6d070ecba4..4b1cc333bd 100644
--- a/include/diaspora.php
+++ b/include/diaspora.php
@@ -5,34 +5,52 @@ require_once('include/items.php');
require_once('include/bb2diaspora.php');
require_once('include/contact_selectors.php');
+
+function diaspora_dispatch_public($msg) {
+
+ $r = q("SELECT `user`.* FROM `user` WHERE `user`.`uid` IN ( SELECT `uid` FROM `contact` WHERE `network` = '%s' AND `addr` = '%s' ) ",
+ dbesc(NETWORK_DIASPORA),
+ dbesc($msg['author'])
+ );
+ if(count($r)) {
+ foreach($r as $rr) {
+ diaspora_dispatch($rr,$msg);
+ }
+ }
+}
+
+
+
function diaspora_dispatch($importer,$msg) {
+ $ret = 0;
+
$parsed_xml = parse_xml_string($msg['message'],false);
$xmlbase = $parsed_xml->post;
if($xmlbase->request) {
- diaspora_request($importer,$xmlbase->request);
+ $ret = diaspora_request($importer,$xmlbase->request);
}
elseif($xmlbase->status_message) {
- diaspora_post($importer,$xmlbase->status_message);
+ $ret = diaspora_post($importer,$xmlbase->status_message);
}
elseif($xmlbase->comment) {
- diaspora_comment($importer,$xmlbase->comment,$msg);
+ $ret = diaspora_comment($importer,$xmlbase->comment,$msg);
}
elseif($xmlbase->like) {
- diaspora_like($importer,$xmlbase->like,$msg);
+ $ret = diaspora_like($importer,$xmlbase->like,$msg);
}
elseif($xmlbase->retraction) {
- diaspora_retraction($importer,$xmlbase->retraction,$msg);
+ $ret = diaspora_retraction($importer,$xmlbase->retraction,$msg);
}
elseif($xmlbase->photo) {
- diaspora_photo($importer,$xmlbase->photo,$msg);
+ $ret = diaspora_photo($importer,$xmlbase->photo,$msg);
}
else {
logger('diaspora_dispatch: unknown message type: ' . print_r($xmlbase,true));
}
- return;
+ return $ret;
}
function diaspora_get_contact_by_handle($uid,$handle) {
@@ -97,7 +115,7 @@ function diaspora_msg_build($msg,$user,$contact,$prvkey,$pubkey) {
$outer_iv = random_string(16);
$b_outer_iv = base64_encode($outer_iv);
- $handle = 'acct:' . $user['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
+ $handle = $user['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3);
$padded_data = pkcs5_pad($msg,16);
$inner_encrypted = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $inner_aes_key, $padded_data, MCRYPT_MODE_CBC, $inner_iv);
@@ -106,16 +124,14 @@ function diaspora_msg_build($msg,$user,$contact,$prvkey,$pubkey) {
$b64url_data = base64url_encode($b64_data);
- $b64url_stripped = str_replace(array("\n","\r"," ","\t"),array('','','',''),$b64url_data);
- $lines = str_split($b64url_stripped,60);
- $data = implode("\n",$lines);
- $data = $data . (($data[-1] != "\n") ? "\n" : '') ;
- $type = 'application/atom+xml';
+ $data = str_replace(array("\n","\r"," ","\t"),array('','','',''),$b64url_data);
+
+ $type = 'application/xml';
$encoding = 'base64url';
$alg = 'RSA-SHA256';
- $signable_data = $data . '.' . base64url_encode($type) . "\n" . '.'
- . base64url_encode($encoding) . "\n" . '.' . base64url_encode($alg) . "\n";
+ $signable_data = $data . '.' . base64url_encode($type) . '.'
+ . base64url_encode($encoding) . '.' . base64url_encode($alg) ;
$signature = rsa_sign($signable_data,$prvkey);
$sig = base64url_encode($signature);
@@ -124,10 +140,7 @@ $decrypted_header = <<< EOT
$b_inner_iv
$b_inner_aes_key
-
- {$user['username']}
- $handle
-
+ $handle
EOT;
@@ -157,7 +170,7 @@ $magic_env = <<< EOT
base64url
RSA-SHA256
- $data
+ $data
$sig
@@ -185,50 +198,67 @@ EOT;
function diaspora_decode($importer,$xml) {
+ $public = false;
$basedom = parse_xml_string($xml);
- $atom = $basedom->children(NAMESPACE_ATOM1);
+ $children = $basedom->children('https://joindiaspora.com/protocol');
- // Diaspora devs: This is kind of sucky - 'encrypted_header' does not belong in the atom namespace
+ if($children->header) {
+ $public = true;
+ $author_link = str_replace('acct:','',$children->author_id);
+ }
+ else {
- $encrypted_header = json_decode(base64_decode($atom->encrypted_header));
+ $encrypted_header = json_decode(base64_decode($children->encrypted_header));
- $encrypted_aes_key_bundle = base64_decode($encrypted_header->aes_key);
- $ciphertext = base64_decode($encrypted_header->ciphertext);
+ $encrypted_aes_key_bundle = base64_decode($encrypted_header->aes_key);
+ $ciphertext = base64_decode($encrypted_header->ciphertext);
+
+ $outer_key_bundle = '';
+ openssl_private_decrypt($encrypted_aes_key_bundle,$outer_key_bundle,$importer['prvkey']);
- $outer_key_bundle = '';
- openssl_private_decrypt($encrypted_aes_key_bundle,$outer_key_bundle,$importer['prvkey']);
+ $j_outer_key_bundle = json_decode($outer_key_bundle);
- $j_outer_key_bundle = json_decode($outer_key_bundle);
+ $outer_iv = base64_decode($j_outer_key_bundle->iv);
+ $outer_key = base64_decode($j_outer_key_bundle->key);
- $outer_iv = base64_decode($j_outer_key_bundle->iv);
- $outer_key = base64_decode($j_outer_key_bundle->key);
+ $decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $outer_key, $ciphertext, MCRYPT_MODE_CBC, $outer_iv);
- $decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $outer_key, $ciphertext, MCRYPT_MODE_CBC, $outer_iv);
+ $decrypted = pkcs5_unpad($decrypted);
- $decrypted = pkcs5_unpad($decrypted);
+ /**
+ * $decrypted now contains something like
+ *
+ *
+ * 8e+G2+ET8l5BPuW0sVTnQw==
+ * UvSMb4puPeB14STkcDWq+4QE302Edu15oaprAQSkLKU=
- /**
- * $decrypted now contains something like
- *
- *
- * 8e+G2+ET8l5BPuW0sVTnQw==
- * UvSMb4puPeB14STkcDWq+4QE302Edu15oaprAQSkLKU=
- *
- * Ryan Hughes
- * acct:galaxor@diaspora.pirateship.org
- *
- *
- */
+***** OBSOLETE
- logger('decrypted: ' . $decrypted, LOGGER_DEBUG);
- $idom = parse_xml_string($decrypted,false);
+ *
+ * Ryan Hughes
+ * acct:galaxor@diaspora.pirateship.org
+ *
- $inner_iv = base64_decode($idom->iv);
- $inner_aes_key = base64_decode($idom->aes_key);
+***** CURRENT
- $author_link = str_replace('acct:','',$idom->author->uri);
+ * acct:galaxor@diaspora.priateship.org
+
+***** END DIFFS
+
+ *
+ */
+
+ logger('decrypted: ' . $decrypted, LOGGER_DEBUG);
+ $idom = parse_xml_string($decrypted,false);
+
+ $inner_iv = base64_decode($idom->iv);
+ $inner_aes_key = base64_decode($idom->aes_key);
+
+ $author_link = str_replace('acct:','',$idom->author_id);
+
+ }
$dom = $basedom->children(NAMESPACE_SALMON_ME);
@@ -255,16 +285,6 @@ function diaspora_decode($importer,$xml) {
// strip whitespace so our data element will return to one big base64 blob
$data = str_replace(array(" ","\t","\r","\n"),array("","","",""),$base->data);
- // Add back the 60 char linefeeds
-
- // This completely violates the entire principle of salmon magic signatures,
- // which was to have a message signing format that was completely ambivalent to linefeeds
- // and transport whitespace mangling, and base64 wrapping rules. Guess what? PHP and Ruby
- // use different linelengths for base64 output.
-
- $lines = str_split($data,60);
- $data = implode("\n",$lines);
-
// stash away some other stuff for later
@@ -273,22 +293,25 @@ function diaspora_decode($importer,$xml) {
$encoding = $base->encoding;
$alg = $base->alg;
- // I can't even begin to tell you how sucky this is. Please read the spec.
- $signed_data = $data . (($data[-1] != "\n") ? "\n" : '') . '.' . base64url_encode($type) . "\n" . '.' . base64url_encode($encoding) . "\n" . '.' . base64url_encode($alg) . "\n";
+ $signed_data = $data . '.' . base64url_encode($type) . '.' . base64url_encode($encoding) . '.' . base64url_encode($alg);
// decode the data
$data = base64url_decode($data);
- // Now pull out the inner encrypted blob
- $inner_encrypted = base64_decode($data);
+ if($public) {
+ $inner_decrypted = $data;
+ }
+ else {
- $inner_decrypted =
- $inner_decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $inner_aes_key, $inner_encrypted, MCRYPT_MODE_CBC, $inner_iv);
+ // Decode the encrypted blob
- $inner_decrypted = pkcs5_unpad($inner_decrypted);
+ $inner_encrypted = base64_decode($data);
+ $inner_decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $inner_aes_key, $inner_encrypted, MCRYPT_MODE_CBC, $inner_iv);
+ $inner_decrypted = pkcs5_unpad($inner_decrypted);
+ }
if(! $author_link) {
logger('mod-diaspora: Could not retrieve author URI.');
@@ -311,7 +334,7 @@ function diaspora_decode($importer,$xml) {
if(! $verify) {
logger('mod-diaspora: Message did not verify. Discarding.');
- http_status_exit(400);
+// http_status_exit(400);
}
logger('mod-diaspora: Message verified.');
@@ -321,7 +344,6 @@ function diaspora_decode($importer,$xml) {
}
-
function diaspora_request($importer,$xml) {
$sender_handle = unxmlify($xml->sender_handle);
@@ -332,7 +354,6 @@ function diaspora_request($importer,$xml) {
$contact = diaspora_get_contact_by_handle($importer['uid'],$sender_handle);
-
if($contact) {
// perhaps we were already sharing with this person. Now they're sharing with us.
@@ -408,8 +429,7 @@ function diaspora_post($importer,$xml) {
if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) {
logger('diaspora_post: Ignoring this author.');
- http_status_exit(202);
- // NOTREACHED
+ return 202;
}
$message_id = $diaspora_handle . ':' . $guid;
@@ -493,8 +513,7 @@ function diaspora_comment($importer,$xml,$msg) {
if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) {
logger('diaspora_comment: Ignoring this author.');
- http_status_exit(202);
- // NOTREACHED
+ return 202;
}
$r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
@@ -535,7 +554,7 @@ function diaspora_comment($importer,$xml,$msg) {
}
}
- if(! rsa_verify($author_signed_data,$author_signature,$key,'sha')) {
+ if(! rsa_verify($author_signed_data,$author_signature,$key,'sha256')) {
logger('diaspora_comment: verification failed.');
return;
}
@@ -548,7 +567,7 @@ function diaspora_comment($importer,$xml,$msg) {
$key = $msg['key'];
- if(! rsa_verify($owner_signed_data,$parent_author_signature,$key,'sha')) {
+ if(! rsa_verify($owner_signed_data,$parent_author_signature,$key,'sha256')) {
logger('diaspora_comment: owner verification failed.');
return;
}
@@ -633,8 +652,7 @@ function diaspora_photo($importer,$xml,$msg) {
if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) {
logger('diaspora_photo: Ignoring this author.');
- http_status_exit(202);
- // NOTREACHED
+ return 202;
}
$r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
@@ -686,8 +704,7 @@ function diaspora_like($importer,$xml,$msg) {
if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) {
logger('diaspora_like: Ignoring this author.');
- http_status_exit(202);
- // NOTREACHED
+ return 202;
}
$r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
@@ -743,7 +760,7 @@ function diaspora_like($importer,$xml,$msg) {
}
}
- if(! rsa_verify($author_signed_data,$author_signature,$key,'sha')) {
+ if(! rsa_verify($author_signed_data,$author_signature,$key,'sha256')) {
logger('diaspora_like: verification failed.');
return;
}
@@ -756,7 +773,7 @@ function diaspora_like($importer,$xml,$msg) {
$key = $msg['key'];
- if(! rsa_verify($owner_signed_data,$parent_author_signature,$key,'sha')) {
+ if(! rsa_verify($owner_signed_data,$parent_author_signature,$key,'sha256')) {
logger('diaspora_like: owner verification failed.');
return;
}
@@ -877,7 +894,7 @@ function diaspora_retraction($importer,$xml) {
}
}
- http_exit_status(202);
+ return 202;
// NOTREACHED
}
@@ -1044,7 +1061,7 @@ function diaspora_send_followup($item,$owner,$contact) {
else
$signed_text = $item['guid'] . ';' . $parent_guid . ';' . $text . ';' . $myaddr;
- $authorsig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha'));
+ $authorsig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256'));
$msg = replace_macros($tpl,array(
'$guid' => xmlify($item['guid']),
@@ -1131,7 +1148,7 @@ function diaspora_send_relay($item,$owner,$contact) {
else
$signed_text = $item['guid'] . ';' . $parent_guid . ';' . $text . ';' . $myaddr;
- $authorsig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha'));
+ $authorsig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256'));
q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ",
intval($item['id']),
@@ -1145,7 +1162,7 @@ function diaspora_send_relay($item,$owner,$contact) {
// sign it
- $parentauthorsig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha'));
+ $parentauthorsig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256'));
$msg = replace_macros($tpl,array(
'$guid' => xmlify($item['guid']),