X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2Fdiaspora.php;h=1ae8ca8006e3d4f3cf3551d7ac3e27c4266e1129;hb=c6ac4387350eefce8ba68485c49ba8da60ff437b;hp=3c86b00372d3ac4a56a72a3f15f112580d823410;hpb=6a052c35865f21a094446a462c07f2b653ce209f;p=friendica.git diff --git a/include/diaspora.php b/include/diaspora.php index 3c86b00372..1ae8ca8006 100644 --- a/include/diaspora.php +++ b/include/diaspora.php @@ -3,6 +3,58 @@ require_once('include/crypto.php'); require_once('include/items.php'); require_once('include/bb2diaspora.php'); +require_once('include/contact_selectors.php'); + + +function diaspora_dispatch_public($msg) { + + $r = q("SELECT `user`.* FROM `user` WHERE `user`.`uid` IN ( SELECT `contact`.`uid` FROM `contact` WHERE `contact`.`network` = '%s' AND `contact`.`addr` = '%s' ) AND `account_expired` = 0 ", + dbesc(NETWORK_DIASPORA), + dbesc($msg['author']) + ); + if(count($r)) { + foreach($r as $rr) { + logger('diaspora_public: delivering to: ' . $rr['username']); + diaspora_dispatch($rr,$msg); + } + } + else + logger('diaspora_public: no subscribers'); +} + + + +function diaspora_dispatch($importer,$msg) { + + $ret = 0; + + $parsed_xml = parse_xml_string($msg['message'],false); + + $xmlbase = $parsed_xml->post; + + if($xmlbase->request) { + $ret = diaspora_request($importer,$xmlbase->request); + } + elseif($xmlbase->status_message) { + $ret = diaspora_post($importer,$xmlbase->status_message); + } + elseif($xmlbase->comment) { + $ret = diaspora_comment($importer,$xmlbase->comment,$msg); + } + elseif($xmlbase->like) { + $ret = diaspora_like($importer,$xmlbase->like,$msg); + } + elseif($xmlbase->retraction) { + $ret = diaspora_retraction($importer,$xmlbase->retraction,$msg); + } + elseif($xmlbase->photo) { + $ret = diaspora_photo($importer,$xmlbase->photo,$msg); + } + else { + logger('diaspora_dispatch: unknown message type: ' . print_r($xmlbase,true)); + } + return $ret; +} function diaspora_get_contact_by_handle($uid,$handle) { $r = q("SELECT * FROM `contact` WHERE `network` = '%s' AND `uid` = %d AND `addr` = '%s' LIMIT 1", @@ -16,6 +68,7 @@ function diaspora_get_contact_by_handle($uid,$handle) { } function find_diaspora_person_by_handle($handle) { + $update = false; $r = q("select * from fcontact where network = '%s' and addr = '%s' limit 1", dbesc(NETWORK_DIASPORA), dbesc($handle) @@ -23,18 +76,14 @@ function find_diaspora_person_by_handle($handle) { if(count($r)) { // update record occasionally so it doesn't get stale $d = strtotime($r[0]['updated'] . ' +00:00'); - if($d < strtotime('now - 14 days')) { - q("delete from fcontact where id = %d limit 1", - intval($r[0]['id']) - ); - } - else + if($d > strtotime('now - 14 days')) return $r[0]; + $update = true; } require_once('include/Scrape.php'); $r = probe_url($handle, PROBE_DIASPORA); if((count($r)) && ($r['network'] === NETWORK_DIASPORA)) { - add_fcontact($r); + add_fcontact($r,$update); return ($r); } return false; @@ -51,9 +100,60 @@ function get_diaspora_key($uri) { } -function diaspora_msg_build($msg,$user,$contact,$prvkey,$pubkey) { +function diaspora_pubmsg_build($msg,$user,$contact,$prvkey,$pubkey) { $a = get_app(); + logger('diaspora_pubmsg_build: ' . $msg, LOGGER_DATA); + + + $handle = $user['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3); + +// $b64_data = base64_encode($msg); +// $b64url_data = base64url_encode($b64_data); + + $b64url_data = base64url_encode($msg); + + $data = str_replace(array("\n","\r"," ","\t"),array('','','',''),$b64url_data); + + $type = 'application/xml'; + $encoding = 'base64url'; + $alg = 'RSA-SHA256'; + + $signable_data = $data . '.' . base64url_encode($type) . '.' + . base64url_encode($encoding) . '.' . base64url_encode($alg) ; + + $signature = rsa_sign($signable_data,$prvkey); + $sig = base64url_encode($signature); + +$magic_env = <<< EOT + + +
+ $handle +
+ + base64url + RSA-SHA256 + $data + $sig + + +EOT; + + logger('diaspora_pubmsg_build: magic_env: ' . $magic_env, LOGGER_DATA); + return $magic_env; + +} + + + + +function diaspora_msg_build($msg,$user,$contact,$prvkey,$pubkey,$public = false) { + $a = get_app(); + + if($public) + return diaspora_pubmsg_build($msg,$user,$contact,$prvkey,$pubkey); + logger('diaspora_msg_build: ' . $msg, LOGGER_DATA); $inner_aes_key = random_string(32); @@ -66,7 +166,7 @@ function diaspora_msg_build($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, $inner_iv); @@ -75,16 +175,14 @@ function diaspora_msg_build($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); @@ -93,10 +191,7 @@ $decrypted_header = <<< EOT $b_inner_iv $b_inner_aes_key - - {$user['username']} - $handle - + $handle EOT; @@ -109,10 +204,9 @@ EOT; $encrypted_outer_key_bundle = ''; openssl_public_encrypt($outer_json,$encrypted_outer_key_bundle,$pubkey); - logger('outer_bundle_encrypt: ' . openssl_error_string()); $b64_encrypted_outer_key_bundle = base64_encode($encrypted_outer_key_bundle); - logger('outer_bundle: ' . $b64_encrypted_outer_key_bundle . ' key: ' . $pubkey); + logger('outer_bundle: ' . $b64_encrypted_outer_key_bundle . ' key: ' . $pubkey, LOGGER_DATA); $encrypted_header_json_object = json_encode(array('aes_key' => base64_encode($encrypted_outer_key_bundle), 'ciphertext' => base64_encode($ciphertext))); @@ -122,15 +216,15 @@ EOT; $magic_env = <<< EOT - + $encrypted_header - + base64url RSA-SHA256 - $data + $data $sig - + EOT; logger('diaspora_msg_build: magic_env: ' . $magic_env, LOGGER_DATA); @@ -155,50 +249,67 @@ EOT; function diaspora_decode($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->header->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']); + + $j_outer_key_bundle = json_decode($outer_key_bundle); + + $outer_iv = base64_decode($j_outer_key_bundle->iv); + $outer_key = base64_decode($j_outer_key_bundle->key); + + $decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $outer_key, $ciphertext, MCRYPT_MODE_CBC, $outer_iv); - $outer_key_bundle = ''; - openssl_private_decrypt($encrypted_aes_key_bundle,$outer_key_bundle,$importer['prvkey']); - $j_outer_key_bundle = json_decode($outer_key_bundle); + $decrypted = pkcs5_unpad($decrypted); - $outer_iv = base64_decode($j_outer_key_bundle->iv); - $outer_key = base64_decode($j_outer_key_bundle->key); + /** + * $decrypted now contains something like + * + * + * 8e+G2+ET8l5BPuW0sVTnQw== + * UvSMb4puPeB14STkcDWq+4QE302Edu15oaprAQSkLKU= - $decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $outer_key, $ciphertext, MCRYPT_MODE_CBC, $outer_iv); +***** OBSOLETE + * + * Ryan Hughes + * acct:galaxor@diaspora.pirateship.org + * - $decrypted = pkcs5_unpad($decrypted); +***** CURRENT - /** - * $decrypted now contains something like - * - * - * 8e+G2+ET8l5BPuW0sVTnQw== - * UvSMb4puPeB14STkcDWq+4QE302Edu15oaprAQSkLKU= - * - * Ryan Hughes - * acct:galaxor@diaspora.pirateship.org - * - * - */ + * galaxor@diaspora.priateship.org - logger('decrypted: ' . $decrypted); - $idom = parse_xml_string($decrypted,false); +***** END DIFFS - $inner_iv = base64_decode($idom->iv); - $inner_aes_key = base64_decode($idom->aes_key); + * + */ - $author_link = str_replace('acct:','',$idom->author->uri); + 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 = $basedom->children(NAMESPACE_SALMON_ME); @@ -225,16 +336,6 @@ function diaspora_decode($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 @@ -243,22 +344,25 @@ 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(! $author_link) { logger('mod-diaspora: Could not retrieve author URI.'); @@ -291,7 +395,6 @@ function diaspora_decode($importer,$xml) { } - function diaspora_request($importer,$xml) { $sender_handle = unxmlify($xml->sender_handle); @@ -302,7 +405,6 @@ 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. @@ -327,13 +429,16 @@ function diaspora_request($importer,$xml) { return; } - $r = q("INSERT INTO `contact` (`uid`, `network`,`addr`,`created`,`url`,`name`,`nick`,`photo`,`pubkey`,`notify`,`poll`,`blocked`,`priority`) - VALUES ( %d, '%s', '%s', '%s','%s','%s','%s','%s','%s','%s','%s',%d,%d) ", + $batch = (($ret['batch']) ? $ret['batch'] : implode('/', array_slice(explode('/',$ret['url']),0,3)) . '/receive/public'); + + $r = q("INSERT INTO `contact` (`uid`, `network`,`addr`,`created`,`url`,`batch`,`name`,`nick`,`photo`,`pubkey`,`notify`,`poll`,`blocked`,`priority`) + VALUES ( %d, '%s', '%s', '%s','%s','%s','%s','%s','%s','%s','%s','%s',%d,%d) ", intval($importer['uid']), dbesc($ret['network']), dbesc($ret['addr']), datetime_convert(), dbesc($ret['url']), + dbesc($batch), dbesc($ret['name']), dbesc($ret['nick']), dbesc($ret['photo']), @@ -368,6 +473,7 @@ function diaspora_request($importer,$xml) { function diaspora_post($importer,$xml) { + $a = get_app(); $guid = notags(unxmlify($xml->guid)); $diaspora_handle = notags(unxmlify($xml->diaspora_handle)); @@ -377,8 +483,7 @@ 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 . ':' . $guid; @@ -387,8 +492,10 @@ function diaspora_post($importer,$xml) { dbesc($message_id), dbesc($guid) ); - if(count($r)) + if(count($r)) { + logger('diaspora_post: message exists: ' . $guid); return; + } // allocate a guid on our system - we aren't fixing any collisions. // we're ignoring them @@ -405,32 +512,7 @@ function diaspora_post($importer,$xml) { $created = unxmlify($xml->created_at); $private = ((unxmlify($xml->public) == 'false') ? 1 : 0); - $body = unxmlify($xml->raw_message); - - require_once('library/HTMLPurifier.auto.php'); - require_once('include/html2bbcode.php'); - - $maxlen = get_max_import_size(); - if($maxlen && (strlen($body) > $maxlen)) - $body = substr($body,0, $maxlen); - - if((strpos($body,'<') !== false) || (strpos($body,'>') !== false)) { - - $body = preg_replace('#]+>.+?' . 'http://www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+).+?#s', - '[youtube]$1[/youtube]', $body); - - $body = preg_replace('#].+?' . 'http://www.youtube.com/embed/([A-Za-z0-9\-_=]+).+?#s', - '[youtube]$1[/youtube]', $body); - - $body = oembed_html2bbcode($body); - - $config = HTMLPurifier_Config::createDefault(); - $config->set('Cache.DefinitionImpl', null); - $purifier = new HTMLPurifier($config); - $body = $purifier->purify($body); - - $body = html2bbcode($body); - } + $body = diaspora2bb($xml->raw_message); $datarray = array(); $datarray['uid'] = $importer['uid']; @@ -448,8 +530,16 @@ function diaspora_post($importer,$xml) { $datarray['author-link'] = $contact['url']; $datarray['author-avatar'] = $contact['thumb']; $datarray['body'] = $body; + $datarray['app'] = 'Diaspora'; + + $message_id = item_store($datarray); - item_store($datarray); + if($message_id) { + q("update item set plink = '%s' where id = %d limit 1", + dbesc($a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $message_id), + intval($message_id) + ); + } return; @@ -457,6 +547,7 @@ function diaspora_post($importer,$xml) { function diaspora_comment($importer,$xml,$msg) { + $a = get_app(); $guid = notags(unxmlify($xml->guid)); $parent_guid = notags(unxmlify($xml->parent_guid)); $diaspora_handle = notags(unxmlify($xml->diaspora_handle)); @@ -469,13 +560,23 @@ function diaspora_comment($importer,$xml,$msg) { $text = $xml->text; $contact = diaspora_get_contact_by_handle($importer['uid'],$msg['author']); - if(! $contact) + if(! $contact) { + logger('diaspora_comment: cannot find contact: ' . $msg['author']); return; + } if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) { logger('diaspora_comment: Ignoring this author.'); - http_status_exit(202); - // NOTREACHED + return 202; + } + + $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1", + intval($importer['uid']), + dbesc($guid) + ); + if(count($r)) { + logger('diaspora_comment: our comment just got relayed back to us (or there was a guid collision) : ' . $guid); + return; } $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1", @@ -507,20 +608,20 @@ function diaspora_comment($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; } if($parent_author_signature) { - $owner_signed_data = $guid . ';' . $parent_guid . ';' . $text . ';' . $msg['author']; + $owner_signed_data = $guid . ';' . $parent_guid . ';' . $text . ';' . $diaspora_handle; $parent_author_signature = base64_decode($parent_author_signature); $key = $msg['key']; - if(! rsa_verify($owner_signed_data,$parent_author_signature,$key,'sha')) { + if(! rsa_verify($owner_signed_data,$parent_author_signature,$key,'sha256')) { logger('diaspora_comment: owner verification failed.'); return; } @@ -528,32 +629,7 @@ function diaspora_comment($importer,$xml,$msg) { // Phew! Everything checks out. Now create an item. - require_once('library/HTMLPurifier.auto.php'); - require_once('include/html2bbcode.php'); - - $body = $text; - - $maxlen = get_max_import_size(); - if($maxlen && (strlen($body) > $maxlen)) - $body = substr($body,0, $maxlen); - - if((strpos($body,'<') !== false) || (strpos($body,'>') !== false)) { - - $body = preg_replace('#]+>.+?' . 'http://www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+).+?#s', - '[youtube]$1[/youtube]', $body); - - $body = preg_replace('#].+?' . 'http://www.youtube.com/embed/([A-Za-z0-9\-_=]+).+?#s', - '[youtube]$1[/youtube]', $body); - - $body = oembed_html2bbcode($body); - - $config = HTMLPurifier_Config::createDefault(); - $config->set('Cache.DefinitionImpl', null); - $purifier = new HTMLPurifier($config); - $body = $purifier->purify($body); - - $body = html2bbcode($body); - } + $body = diaspora2bb($text); $message_id = $diaspora_handle . ':' . $guid; @@ -578,9 +654,17 @@ function diaspora_comment($importer,$xml,$msg) { $datarray['author-link'] = $person['url']; $datarray['author-avatar'] = ((x($person,'thumb')) ? $person['thumb'] : $person['photo']); $datarray['body'] = $body; + $datarray['app'] = 'Diaspora'; $message_id = item_store($datarray); + if($message_id) { + q("update item set plink = '%s' where id = %d limit 1", + dbesc($a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $message_id), + intval($message_id) + ); + } + if(! $parent_author_signature) { q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ", intval($message_id), @@ -588,17 +672,19 @@ function diaspora_comment($importer,$xml,$msg) { dbesc(base64_encode($author_signature)), dbesc($diaspora_handle) ); - } - // notify others - proc_run('php','include/notifier.php','comment',$message_id); + // if the message isn't already being relayed, notify others + // the existence of parent_author_signature means the parent_author or owner + // is already relaying. + proc_run('php','include/notifier.php','comment',$message_id); + } return; - } function diaspora_photo($importer,$xml,$msg) { + $a = get_app(); $remote_photo_path = notags(unxmlify($xml->remote_photo_path)); $remote_photo_name = notags(unxmlify($xml->remote_photo_name)); @@ -620,8 +706,7 @@ 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; } $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1", @@ -666,13 +751,14 @@ function diaspora_like($importer,$xml,$msg) { return; $contact = diaspora_get_contact_by_handle($importer['uid'],$msg['author']); - if(! $contact) + if(! $contact) { + logger('diaspora_like: cannot find contact: ' . $msg['author']); return; + } if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) { logger('diaspora_like: Ignoring this author.'); - http_status_exit(202); - // NOTREACHED + return 202; } $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1", @@ -728,19 +814,20 @@ function diaspora_like($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; } if($parent_author_signature) { - $owner_signed_data = $guid . ';' . $parent_guid . ';' . $target_type . ';' . $positive . ';' . $msg['author']; + + $owner_signed_data = $guid . ';' . $target_type . ';' . $parent_guid . ';' . $positive . ';' . $diaspora_handle; $parent_author_signature = base64_decode($parent_author_signature); $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; } @@ -794,6 +881,8 @@ EOT; $plink = '[url=' . $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $parent_item['id'] . ']' . $post_type . '[/url]'; $arr['body'] = sprintf( $bodyverb, $ulink, $alink, $plink ); + $arr['app'] = 'Diaspora'; + $arr['private'] = $parent_item['private']; $arr['verb'] = $activity; $arr['object-type'] = $objtype; @@ -804,6 +893,14 @@ EOT; $message_id = item_store($arr); + + if($message_id) { + q("update item set plink = '%s' where id = %d limit 1", + dbesc($a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $message_id), + intval($message_id) + ); + } + if(! $parent_author_signature) { q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ", intval($message_id), @@ -813,8 +910,12 @@ EOT; ); } - // notify others - proc_run('php','include/notifier.php','comment',$message_id); + // if the message isn't already being relayed, notify others + // the existence of parent_author_signature means the parent_author or owner + // is already relaying. + + if(! $parent_author_signature) + proc_run('php','include/notifier.php','comment',$message_id); return; } @@ -847,7 +948,7 @@ function diaspora_retraction($importer,$xml) { } } - http_exit_status(202); + return 202; // NOTREACHED } @@ -864,10 +965,7 @@ function diaspora_share($me,$contact) { $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$me,$contact,$me['prvkey'],$contact['pubkey']))); - post_url($contact['notify'] . '/',$slap); - $return_code = $a->get_curl_code(); - logger('diaspora_send_share: returns: ' . $return_code); - return $return_code; + return(diaspora_transmit($owner,$contact,$slap)); } function diaspora_unshare($me,$contact) { @@ -884,15 +982,13 @@ function diaspora_unshare($me,$contact) { $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$me,$contact,$me['prvkey'],$contact['pubkey']))); - post_url($contact['notify'] . '/',$slap); - $return_code = $a->get_curl_code(); - logger('diaspora_send_unshare: returns: ' . $return_code); - return $return_code; + return(diaspora_transmit($owner,$contact,$slap)); + } -function diaspora_send_status($item,$owner,$contact) { +function diaspora_send_status($item,$owner,$contact,$public_batch = false) { $a = get_app(); $myaddr = $owner['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3); @@ -916,11 +1012,12 @@ function diaspora_send_status($item,$owner,$contact) { } } - $body = xmlify(bb2diaspora($body)); + $body = xmlify(html_entity_decode(bb2diaspora($body))); + $public = (($item['private']) ? 'false' : 'true'); require_once('include/datetime.php'); - $created = datetime_convert('UTC','UTC',$item['created'],'Y-m-d h:i:s \U\T\C'); + $created = datetime_convert('UTC','UTC',$item['created'],'Y-m-d H:i:s \U\T\C'); $tpl = get_markup_template('diaspora_post.tpl'); $msg = replace_macros($tpl, array( @@ -933,21 +1030,19 @@ function diaspora_send_status($item,$owner,$contact) { logger('diaspora_send_status: ' . $owner['username'] . ' -> ' . $contact['name'] . ' base message: ' . $msg, LOGGER_DATA); - $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey']))); + $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch))); - post_url($contact['notify'] . '/',$slap); - $return_code = $a->get_curl_code(); - logger('diaspora_send_status: returns: ' . $return_code); + $return_code = diaspora_transmit($owner,$contact,$slap,$public_batch); if(count($images)) { - diaspora_send_images($item,$owner,$contact,$images); + diaspora_send_images($item,$owner,$contact,$images,$public_batch); } return $return_code; } -function diaspora_send_images($item,$owner,$contact,$images) { +function diaspora_send_images($item,$owner,$contact,$images,$public_batch = false) { $a = get_app(); if(! count($images)) return; @@ -974,20 +1069,19 @@ function diaspora_send_images($item,$owner,$contact,$images) { '$guid' => xmlify($r[0]['guid']), '$handle' => xmlify($image['handle']), '$public' => xmlify($public), - '$created_at' => xmlify(datetime_convert('UTC','UTC',$r[0]['created'],'Y-m-d h:i:s \U\T\C')) + '$created_at' => xmlify(datetime_convert('UTC','UTC',$r[0]['created'],'Y-m-d H:i:s \U\T\C')) )); + logger('diaspora_send_photo: base message: ' . $msg, LOGGER_DATA); - $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey']))); + $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch))); - post_url($contact['notify'] . '/',$slap); - $return_code = $a->get_curl_code(); - logger('diaspora_send_photo: returns: ' . $return_code); + diaspora_transmit($owner,$contact,$slap,$public_batch); } } -function diaspora_send_followup($item,$owner,$contact) { +function diaspora_send_followup($item,$owner,$contact,$public_batch = false) { $a = get_app(); $myaddr = $owner['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3); @@ -1012,7 +1106,7 @@ function diaspora_send_followup($item,$owner,$contact) { $like = false; } - $text = bb2diaspora($item['body']); + $text = html_entity_decode(bb2diaspora($item['body'])); // sign it @@ -1021,7 +1115,7 @@ 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']), @@ -1035,17 +1129,13 @@ function diaspora_send_followup($item,$owner,$contact) { logger('diaspora_followup: base message: ' . $msg, LOGGER_DATA); - $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey']))); - - post_url($contact['notify'] . '/',$slap); - $return_code = $a->get_curl_code(); - logger('diaspora_send_followup: returns: ' . $return_code); - return $return_code; + $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch))); + return(diaspora_transmit($owner,$contact,$slap,$public_batch)); } -function diaspora_send_relay($item,$owner,$contact) { +function diaspora_send_relay($item,$owner,$contact,$public_batch = false) { $a = get_app(); @@ -1061,14 +1151,6 @@ function diaspora_send_relay($item,$owner,$contact) { else return; - // fetch the original signature - $r = q("select * from sign where iid = %d limit 1", - intval($item['id']) - ); - if(! count($r)) - return; - $orig_sign = $r[0]; - if($item['verb'] === ACTIVITY_LIKE) { $tpl = get_markup_template('diaspora_like_relay.tpl'); $like = true; @@ -1080,16 +1162,61 @@ function diaspora_send_relay($item,$owner,$contact) { $like = false; } - $text = bb2diaspora($item['body']); + $body = $item['body']; + + $text = html_entity_decode(bb2diaspora($body)); - // sign it + // fetch the original signature if somebody sent the post to us to relay + // If we are relaying for a reply originating on our own account, there wasn't a 'send to relay' + // action. It wasn't needed. In that case create the original signature and the + // owner (parent author) signature + // comments from other networks will be relayed under our name, with a brief + // preamble to describe what's happening and noting the real author - if($like) - $parent_signed_text = $orig_sign['signed_text']; - else - $parent_signed_text = $orig_sign['signed_text']; + $r = q("select * from sign where iid = %d limit 1", + intval($item['id']) + ); + if(count($r)) { + $orig_sign = $r[0]; + $signed_text = $orig_sign['signed_text']; + $authorsig = $orig_sign['signature']; + $handle = $orig_sign['signer']; + } + else { + + $itemcontact = q("select * from contact where `id` = %d limit 1", + intval($item['contact-id']) + ); + if(count($itemcontact)) { + if(! $itemcontact[0]['self']) { + $prefix = sprintf( t('[Relayed] Comment authored by %s from network %s'), + '['. $item['author-name'] . ']' . '(' . $item['author-link'] . ')', + network_to_name($itemcontact['network'])) . "\n"; + $body = $prefix . $body; + } + } + else { + + if($like) + $signed_text = $item['guid'] . ';' . $target_type . ';' . $parent_guid . ';' . $positive . ';' . $myaddr; + else + $signed_text = $item['guid'] . ';' . $parent_guid . ';' . $text . ';' . $myaddr; - $parentauthorsig = base64_encode(rsa_sign($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']), + dbesc($signed_text), + dbesc(base64_encode($authorsig)), + dbesc($myaddr) + ); + $handle = $myaddr; + } + } + + // sign it + + $parentauthorsig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256')); $msg = replace_macros($tpl,array( '$guid' => xmlify($item['guid']), @@ -1097,32 +1224,22 @@ function diaspora_send_relay($item,$owner,$contact) { '$target_type' =>xmlify($target_type), '$authorsig' => xmlify($orig_sign['signature']), '$parentsig' => xmlify($parentauthorsig), - '$text' => xmlify($text), + '$body' => xmlify($text), '$positive' => xmlify($positive), - '$diaspora_handle' => xmlify($myaddr) + '$handle' => xmlify($handle) )); - // fetch the original signature - $r = q("select * from sign where iid = %d limit 1", - intval($item['id']) - ); - if(! count($r)) - return; - logger('diaspora_relay_comment: base message: ' . $msg, LOGGER_DATA); - $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey']))); + $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch))); - post_url($contact['notify'] . '/',$slap); - $return_code = $a->get_curl_code(); - logger('diaspora_send_relay: returns: ' . $return_code); - return $return_code; + return(diaspora_transmit($owner,$contact,$slap,$public_batch)); } -function diaspora_send_retraction($item,$owner,$contact) { +function diaspora_send_retraction($item,$owner,$contact,$public_batch = false) { $a = get_app(); $myaddr = $owner['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3); @@ -1134,11 +1251,35 @@ function diaspora_send_retraction($item,$owner,$contact) { '$handle' => $myaddr )); - $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey']))); + $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch))); - post_url($contact['notify'] . '/',$slap); + return(diaspora_transmit($owner,$contact,$slap,$public_batch)); +} + + + +function diaspora_transmit($owner,$contact,$slap,$public_batch) { + + $a = get_app(); + $logid = random_string(4); + logger('diaspora_transmit: ' . $logid . ' ' . (($public_batch) ? $contact['batch'] : $contact['notify'])); + post_url((($public_batch) ? $contact['batch'] : $contact['notify']) . '/',$slap); $return_code = $a->get_curl_code(); - logger('diaspora_send_retraction: returns: ' . $return_code); - return $return_code; + logger('diaspora_transmit: ' . $logid . ' returns: ' . $return_code); + + if((! $return_code) || (($curl_stat == 503) && (stristr($a->get_curl_headers(),'retry-after')))) { + logger('diaspora_transmit: queue message'); + // queue message for redelivery + q("INSERT INTO `queue` ( `cid`, `created`, `last`, `content`,`batch`) + VALUES ( %d, '%s', '%s', '%s', %d) ", + intval($contact['id']), + dbesc(datetime_convert()), + dbesc(datetime_convert()), + dbesc($slap), + intval($public_batch) + ); + } -} \ No newline at end of file + + return(($return_code) ? $return_code : (-1)); +}