+
+
+
+function diaspora_conversation($importer,$xml,$msg) {
+
+ $a = get_app();
+
+ $guid = notags(unxmlify($xml->guid));
+ $subject = notags(unxmlify($xml->subject));
+ $diaspora_handle = notags(unxmlify($xml->diaspora_handle));
+ $participant_handles = notags(unxmlify($xml->participant_handles));
+ $created_at = datetime_convert('UTC','UTC',notags(unxmlify($xml->created_at)));
+
+ $parent_uri = $diaspora_handle . ':' . $guid;
+
+ $messages = $xml->message;
+
+ if(! count($messages)) {
+ logger('diaspora_conversation: empty conversation');
+ return;
+ }
+
+ $contact = diaspora_get_contact_by_handle($importer['uid'],$msg['author']);
+ if(! $contact) {
+ logger('diaspora_conversation: cannot find contact: ' . $msg['author']);
+ return;
+ }
+
+ if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) {
+ logger('diaspora_conversation: Ignoring this author.');
+ return 202;
+ }
+
+ $conversation = null;
+
+ $c = q("select * from conv where uid = %d and guid = '%s' limit 1",
+ intval($importer['uid']),
+ dbesc($guid)
+ );
+ if(count($c))
+ $conversation = $c[0];
+ else {
+ $r = q("insert into conv (uid,guid,creator,created,updated,subject,recips) values(%d, '%s', '%s', '%s', '%s', '%s', '%s') ",
+ intval($importer['uid']),
+ dbesc($guid),
+ dbesc($diaspora_handle),
+ dbesc(datetime_convert('UTC','UTC',$created_at)),
+ dbesc(datetime_convert()),
+ dbesc($subject),
+ dbesc($participant_handles)
+ );
+ if($r)
+ $c = q("select * from conv where uid = %d and guid = '%s' limit 1",
+ intval($importer['uid']),
+ dbesc($guid)
+ );
+ if(count($c))
+ $conversation = $c[0];
+ }
+ if(! $conversation) {
+ logger('diaspora_conversation: unable to create conversation.');
+ return;
+ }
+
+ foreach($messages as $mesg) {
+
+ $reply = 0;
+
+ $msg_guid = notags(unxmlify($mesg->guid));
+ $msg_parent_guid = notags(unxmlify($mesg->parent_guid));
+ $msg_parent_author_signature = notags(unxmlify($mesg->parent_author_signature));
+ $msg_author_signature = notags(unxmlify($mesg->author_signature));
+ $msg_text = unxmlify($mesg->text);
+ $msg_created_at = datetime_convert('UTC','UTC',notags(unxmlify($mesg->created_at)));
+ $msg_diaspora_handle = notags(unxmlify($mesg->diaspora_handle));
+ $msg_conversation_guid = notags(unxmlify($mesg->conversation_guid));
+ if($msg_conversation_guid != $guid) {
+ logger('diaspora_conversation: message conversation guid does not belong to the current conversation. ' . $xml);
+ continue;
+ }
+
+ $body = diaspora2bb($msg_text);
+ $message_id = $msg_diaspora_handle . ':' . $msg_guid;
+
+ $author_signed_data = $msg_guid . ';' . $msg_parent_guid . ';' . $msg_text . ';' . unxmlify($mesg->created_at) . ';' . $msg_diaspora_handle . ';' . $msg_conversation_guid;
+
+ $author_signature = base64_decode($msg_author_signature);
+
+ if(strcasecmp($msg_diaspora_handle,$msg['author']) == 0) {
+ $person = $contact;
+ $key = $msg['key'];
+ }
+ else {
+ $person = find_diaspora_person_by_handle($msg_diaspora_handle);
+
+ if(is_array($person) && x($person,'pubkey'))
+ $key = $person['pubkey'];
+ else {
+ logger('diaspora_conversation: unable to find author details');
+ continue;
+ }
+ }
+
+ if(! rsa_verify($author_signed_data,$author_signature,$key,'sha256')) {
+ logger('diaspora_conversation: verification failed.');
+ continue;
+ }
+
+ if($msg_parent_author_signature) {
+ $owner_signed_data = $msg_guid . ';' . $msg_parent_guid . ';' . $msg_text . ';' . unxmlify($mesg->created_at) . ';' . $msg_diaspora_handle . ';' . $msg_conversation_guid;
+
+ $parent_author_signature = base64_decode($msg_parent_author_signature);
+
+ $key = $msg['key'];
+
+ if(! rsa_verify($owner_signed_data,$parent_author_signature,$key,'sha256')) {
+ logger('diaspora_conversation: owner verification failed.');
+ continue;
+ }
+ }
+
+ $r = q("select id from mail where `uri` = '%s' limit 1",
+ dbesc($message_id)
+ );
+ if(count($r)) {
+ logger('diaspora_conversation: duplicate message already delivered.', LOGGER_DEBUG);
+ continue;
+ }
+
+ q("insert into mail ( `uid`, `guid`, `convid`, `from-name`,`from-photo`,`from-url`,`contact-id`,`title`,`body`,`seen`,`reply`,`uri`,`parent-uri`,`created`) values ( %d, '%s', %d, '%s', '%s', '%s', %d, '%s', '%s', %d, %d, '%s','%s','%s')",
+ intval($importer['uid']),
+ dbesc($msg_guid),
+ intval($conversation['id']),
+ dbesc($person['name']),
+ dbesc($person['photo']),
+ dbesc($person['url']),
+ intval($contact['id']),
+ dbesc($subject),
+ dbesc($body),
+ 0,
+ 0,
+ dbesc($message_id),
+ dbesc($parent_uri),
+ dbesc($msg_created_at)
+ );
+
+ q("update conv set updated = '%s' where id = %d limit 1",
+ dbesc(datetime_convert()),
+ intval($conversation['id'])
+ );
+
+ require_once('include/enotify.php');
+ notification(array(
+ 'type' => NOTIFY_MAIL,
+ 'notify_flags' => $importer['notify-flags'],
+ 'language' => $importer['language'],
+ 'to_name' => $importer['username'],
+ 'to_email' => $importer['email'],
+ 'item' => array('subject' => $subject, 'body' => $body),
+ 'source_name' => $person['name'],
+ 'source_link' => $person['url'],
+ 'source_photo' => $person['thumb'],
+ 'verb' => ACTIVITY_POST,
+ 'otype' => 'mail'
+ ));
+ }
+
+ return;
+}
+
+function diaspora_message($importer,$xml,$msg) {
+
+ $a = get_app();
+
+ $msg_guid = notags(unxmlify($xml->guid));
+ $msg_parent_guid = notags(unxmlify($xml->parent_guid));
+ $msg_parent_author_signature = notags(unxmlify($xml->parent_author_signature));
+ $msg_author_signature = notags(unxmlify($xml->author_signature));
+ $msg_text = unxmlify($xml->text);
+ $msg_created_at = datetime_convert('UTC','UTC',notags(unxmlify($xml->created_at)));
+ $msg_diaspora_handle = notags(unxmlify($xml->diaspora_handle));
+ $msg_conversation_guid = notags(unxmlify($xml->conversation_guid));
+
+ $parent_uri = $diaspora_handle . ':' . $msg_parent_guid;
+
+ $contact = diaspora_get_contact_by_handle($importer['uid'],$msg_diaspora_handle);
+ if(! $contact) {
+ logger('diaspora_message: cannot find contact: ' . $msg_diaspora_handle);
+ return;
+ }
+
+ if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) {
+ logger('diaspora_message: Ignoring this author.');
+ return 202;
+ }
+
+ $conversation = null;
+
+ $c = q("select * from conv where uid = %d and guid = '%s' limit 1",
+ intval($importer['uid']),
+ dbesc($msg_conversation_guid)
+ );
+ if(count($c))
+ $conversation = $c[0];
+ else {
+ logger('diaspora_message: conversation not available.');
+ return;
+ }
+
+ $reply = 0;
+
+ $body = diaspora2bb($msg_text);
+ $message_id = $msg_diaspora_handle . ':' . $msg_guid;
+
+ $author_signed_data = $msg_guid . ';' . $msg_parent_guid . ';' . $msg_text . ';' . unxmlify($xml->created_at) . ';' . $msg_diaspora_handle . ';' . $msg_conversation_guid;
+
+
+ $author_signature = base64_decode($msg_author_signature);
+
+ $person = find_diaspora_person_by_handle($msg_diaspora_handle);
+ if(is_array($person) && x($person,'pubkey'))
+ $key = $person['pubkey'];
+ else {
+ logger('diaspora_message: unable to find author details');
+ return;
+ }
+
+ if(! rsa_verify($author_signed_data,$author_signature,$key,'sha256')) {
+ logger('diaspora_message: verification failed.');
+ return;
+ }
+
+ $r = q("select id from mail where `uri` = '%s' and uid = %d limit 1",
+ dbesc($message_id),
+ intval($importer['uid'])
+ );
+ if(count($r)) {
+ logger('diaspora_message: duplicate message already delivered.', LOGGER_DEBUG);
+ return;
+ }
+
+ q("insert into mail ( `uid`, `guid`, `convid`, `from-name`,`from-photo`,`from-url`,`contact-id`,`title`,`body`,`seen`,`reply`,`uri`,`parent-uri`,`created`) values ( %d, '%s', %d, '%s', '%s', '%s', %d, '%s', '%s', %d, %d, '%s','%s','%s')",
+ intval($importer['uid']),
+ dbesc($msg_guid),
+ intval($conversation['id']),
+ dbesc($person['name']),
+ dbesc($person['photo']),
+ dbesc($person['url']),
+ intval($contact['id']),
+ dbesc($conversation['subject']),
+ dbesc($body),
+ 0,
+ 1,
+ dbesc($message_id),
+ dbesc($parent_uri),
+ dbesc($msg_created_at)
+ );
+
+ q("update conv set updated = '%s' where id = %d limit 1",
+ dbesc(datetime_convert()),
+ intval($conversation['id'])
+ );
+
+ return;
+}
+
+