X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2Fdiaspora.php;h=06df9c24a4513d2ddc27cd5de1c13a8e54a67db6;hb=aaf5a81365b4cbcb3d1b9537b5544aeb5de66f4b;hp=5aadef884c362c13453cc374328b4ee3c155ce71;hpb=c05c20aa56eaba3102e6c56a0160999352619b61;p=friendica.git diff --git a/include/diaspora.php b/include/diaspora.php index 5aadef884c..06df9c24a4 100644 --- a/include/diaspora.php +++ b/include/diaspora.php @@ -2,6 +2,137 @@ require_once('include/crypto.php'); require_once('include/items.php'); +require_once('include/bb2diaspora.php'); +require_once('include/contact_selectors.php'); +require_once('include/queue_fn.php'); + + +function diaspora_dispatch_public($msg) { + + $enabled = intval(get_config('system','diaspora_enabled')); + if(! $enabled) { + logger('mod-diaspora: disabled'); + return; + } + + $r = q("SELECT `user`.* FROM `user` WHERE `user`.`uid` IN ( SELECT `contact`.`uid` FROM `contact` WHERE `contact`.`network` = '%s' AND `contact`.`addr` = '%s' ) AND `account_expired` = 0 ", + dbesc(NETWORK_DIASPORA), + dbesc($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; + + $enabled = intval(get_config('system','diaspora_enabled')); + if(! $enabled) { + logger('mod-diaspora: disabled'); + return; + } + + // php doesn't like dashes in variable names + + $msg['message'] = str_replace( + array('',''), + array('',''), + $msg['message']); + + + $parsed_xml = parse_xml_string($msg['message'],false); + + $xmlbase = $parsed_xml->post; + + logger('diaspora_dispatch: ' . print_r($xmlbase,true), LOGGER_DEBUG); + + + if($xmlbase->request) { + $ret = diaspora_request($importer,$xmlbase->request); + } + elseif($xmlbase->status_message) { + $ret = diaspora_post($importer,$xmlbase->status_message); + } + elseif($xmlbase->profile) { + $ret = diaspora_profile($importer,$xmlbase->profile); + } + elseif($xmlbase->comment) { + $ret = diaspora_comment($importer,$xmlbase->comment,$msg); + } + elseif($xmlbase->like) { + $ret = diaspora_like($importer,$xmlbase->like,$msg); + } + elseif($xmlbase->asphoto) { + $ret = diaspora_asphoto($importer,$xmlbase->asphoto); + } + elseif($xmlbase->reshare) { + $ret = diaspora_reshare($importer,$xmlbase->reshare); + } + elseif($xmlbase->retraction) { + $ret = diaspora_retraction($importer,$xmlbase->retraction,$msg); + } + elseif($xmlbase->signed_retraction) { + $ret = diaspora_signed_retraction($importer,$xmlbase->signed_retraction,$msg); + } + elseif($xmlbase->photo) { + $ret = diaspora_photo($importer,$xmlbase->photo,$msg); + } + elseif($xmlbase->conversation) { + $ret = diaspora_conversation($importer,$xmlbase->conversation,$msg); + } + elseif($xmlbase->message) { + $ret = diaspora_message($importer,$xmlbase->message,$msg); + } + else { + logger('diaspora_dispatch: unknown message type: ' . print_r($xmlbase,true)); + } + return $ret; +} + +function diaspora_get_contact_by_handle($uid,$handle) { + $r = q("SELECT * FROM `contact` WHERE `network` = '%s' AND `uid` = %d AND `addr` = '%s' LIMIT 1", + dbesc(NETWORK_DIASPORA), + intval($uid), + dbesc($handle) + ); + if($r && count($r)) + return $r[0]; + return false; +} + +function find_diaspora_person_by_handle($handle) { + $update = false; + $r = q("select * from fcontact where network = '%s' and addr = '%s' limit 1", + dbesc(NETWORK_DIASPORA), + dbesc($handle) + ); + if(count($r)) { + logger('find_diaspora_person_by handle: in cache ' . print_r($r,true), LOGGER_DEBUG); + // update record occasionally so it doesn't get stale + $d = strtotime($r[0]['updated'] . ' +00:00'); + if($d > strtotime('now - 14 days')) + return $r[0]; + $update = true; + } + logger('find_diaspora_person_by_handle: refresh',LOGGER_DEBUG); + require_once('include/Scrape.php'); + $r = probe_url($handle, PROBE_DIASPORA); + if((count($r)) && ($r['network'] === NETWORK_DIASPORA)) { + add_fcontact($r,$update); + return ($r); + } + return false; +} + function get_diaspora_key($uri) { logger('Fetching diaspora key for: ' . $uri); @@ -13,30 +144,80 @@ function get_diaspora_key($uri) { } -function diaspora_base_message($type,$data) { +function diaspora_pubmsg_build($msg,$user,$contact,$prvkey,$pubkey) { + $a = get_app(); + + logger('diaspora_pubmsg_build: ' . $msg, LOGGER_DATA); - $tpl = get_markup_template('diaspora_' . $type . '.tpl'); - if(! $tpl) - return ''; - return replace_macros($tpl,$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) { + + +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); + + // without a public key nothing will work + + if(! $pubkey) { + logger('diaspora_msg_build: pubkey missing: contact id: ' . $contact['id']); + return ''; + } + $inner_aes_key = random_string(32); $b_inner_aes_key = base64_encode($inner_aes_key); - $inner_iv = random_string(32); + $inner_iv = random_string(16); $b_inner_iv = base64_encode($inner_iv); $outer_aes_key = random_string(32); $b_outer_aes_key = base64_encode($outer_aes_key); - $outer_iv = random_string(32); + $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, $inner_iv); @@ -45,16 +226,14 @@ function diaspora_msg_build($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); @@ -63,10 +242,7 @@ $decrypted_header = <<< EOT $b_inner_iv $b_inner_aes_key - - {$user['username']} - $handle - + $handle EOT; @@ -75,27 +251,34 @@ EOT; $ciphertext = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $outer_aes_key, $decrypted_header, MCRYPT_MODE_CBC, $outer_iv); $outer_json = json_encode(array('iv' => $b_outer_iv,'key' => $b_outer_aes_key)); + $encrypted_outer_key_bundle = ''; openssl_public_encrypt($outer_json,$encrypted_outer_key_bundle,$pubkey); - + $b64_encrypted_outer_key_bundle = base64_encode($encrypted_outer_key_bundle); + + 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))); - $encrypted_header = '' . base64_encode($encrypted_header_json_object) . ''; + $cipher_json = base64_encode($encrypted_header_json_object); + + $encrypted_header = '' . $cipher_json . ''; $magic_env = <<< EOT - + $encrypted_header - + base64url RSA-SHA256 - $data + $data $sig - + EOT; + logger('diaspora_msg_build: magic_env: ' . $magic_env, LOGGER_DATA); return $magic_env; } @@ -117,49 +300,67 @@ EOT; function diaspora_decode($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); + + + $decrypted = pkcs5_unpad($decrypted); - $outer_key_bundle = ''; - openssl_private_decrypt($encrypted_aes_key_bundle,$outer_key_bundle,$importer['prvkey']); + /** + * $decrypted now contains something like + * + * + * 8e+G2+ET8l5BPuW0sVTnQw== + * UvSMb4puPeB14STkcDWq+4QE302Edu15oaprAQSkLKU= - $j_outer_key_bundle = json_decode($outer_key_bundle); +***** OBSOLETE - $outer_iv = base64_decode($j_outer_key_bundle->iv); - $outer_key = base64_decode($j_outer_key_bundle->key); + * + * Ryan Hughes + * acct:galaxor@diaspora.pirateship.org + * - $decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $outer_key, $ciphertext, MCRYPT_MODE_CBC, $outer_iv); +***** CURRENT - $decrypted = pkcs5_unpad($decrypted); + * galaxor@diaspora.priateship.org - /** - * $decrypted now contains something like - * - * - * 8e+G2+ET8l5BPuW0sVTnQw== - * UvSMb4puPeB14STkcDWq+4QE302Edu15oaprAQSkLKU= - * - * Ryan Hughes - * acct:galaxor@diaspora.pirateship.org - * - * - */ +***** END DIFFS - logger('decrypted: ' . $decrypted); - $idom = parse_xml_string($decrypted,false); + * + */ - $inner_iv = base64_decode($idom->iv); - $inner_aes_key = base64_decode($idom->aes_key); + logger('decrypted: ' . $decrypted, LOGGER_DEBUG); + $idom = parse_xml_string($decrypted,false); - $author_link = str_replace('acct:','',$idom->author->uri); + $inner_iv = base64_decode($idom->iv); + $inner_aes_key = base64_decode($idom->aes_key); + + $author_link = str_replace('acct:','',$idom->author_id); + + } $dom = $basedom->children(NAMESPACE_SALMON_ME); @@ -186,16 +387,6 @@ function diaspora_decode($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 - - // Diaspora devs: 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 @@ -204,22 +395,25 @@ function diaspora_decode($importer,$xml) { $encoding = $base->encoding; $alg = $base->alg; - // Diaspora devs: 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(! $author_link) { logger('mod-diaspora: Could not retrieve author URI.'); @@ -227,12 +421,10 @@ function diaspora_decode($importer,$xml) { } // Once we have the author URI, go to the web and try to find their public key - // *** or look it up locally *** + // (first this will look it up locally if it is in the fcontact cache) + // This will also convert diaspora public key from pkcs#1 to pkcs#8 logger('mod-diaspora: Fetching key for ' . $author_link ); - - // Get diaspora public key (pkcs#1) and convert to pkcs#8 - $key = get_diaspora_key($author_link); if(! $key) { @@ -253,46 +445,11 @@ function diaspora_decode($importer,$xml) { } -function diaspora_get_contact_by_handle($uid,$handle) { - $r = q("SELECT * FROM `contact` WHERE `network` = '%s' AND `uid` = %d AND `addr` = '%s' LIMIT 1", - dbesc(NETWORK_DIASPORA), - intval($uid), - dbesc($handle) - ); - if($r && count($r)) - return $r[0]; - return false; -} - -function find_diaspora_person_by_handle($handle) { - $r = q("select * from fcontact where network = '%s' and addr = '%s' limit 1", - dbesc(NETWORK_DIASPORA), - dbesc($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 - return $r[0]; - } - require_once('include/Scrape.php'); - $r = probe_url($handle, PROBE_DIASPORA); - if((count($r)) && ($r['network'] === NETWORK_DIASPORA)) { - add_fcontact($r); - return ($r); - } - return false; -} - - function diaspora_request($importer,$xml) { + $a = get_app(); + $sender_handle = unxmlify($xml->sender_handle); $recipient_handle = unxmlify($xml->recipient_handle); @@ -301,38 +458,98 @@ 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. // That makes us friends. - if($contact['rel'] == CONTACT_IS_FOLLOWER) { + if($contact['rel'] == CONTACT_IS_FOLLOWER && $importer['page-flags'] != PAGE_COMMUNITY) { q("UPDATE `contact` SET `rel` = %d, `writable` = 1 WHERE `id` = %d AND `uid` = %d LIMIT 1", intval(CONTACT_IS_FRIEND), intval($contact['id']), intval($importer['uid']) ); } - // send notification? + // send notification + + $r = q("SELECT `hide-friends` FROM `profile` WHERE `uid` = %d AND `is-default` = 1 LIMIT 1", + intval($importer['uid']) + ); + + if((count($r)) && (! $r[0]['hide-friends']) && (! $contact['hidden'])) { + require_once('include/items.php'); + + $self = q("SELECT * FROM `contact` WHERE `self` = 1 AND `uid` = %d LIMIT 1", + intval($importer['uid']) + ); + + // they are not CONTACT_IS_FOLLOWER anymore but that's what we have in the array + + if(count($self) && $contact['rel'] == CONTACT_IS_FOLLOWER) { + + $arr = array(); + $arr['uri'] = $arr['parent-uri'] = item_new_uri($a->get_hostname(), $importer['uid']); + $arr['uid'] = $importer['uid']; + $arr['contact-id'] = $self[0]['id']; + $arr['wall'] = 1; + $arr['type'] = 'wall'; + $arr['gravity'] = 0; + $arr['origin'] = 1; + $arr['author-name'] = $arr['owner-name'] = $self[0]['name']; + $arr['author-link'] = $arr['owner-link'] = $self[0]['url']; + $arr['author-avatar'] = $arr['owner-avatar'] = $self[0]['thumb']; + $arr['verb'] = ACTIVITY_FRIEND; + $arr['object-type'] = ACTIVITY_OBJ_PERSON; + + $A = '[url=' . $self[0]['url'] . ']' . $self[0]['name'] . '[/url]'; + $B = '[url=' . $contact['url'] . ']' . $contact['name'] . '[/url]'; + $BPhoto = '[url=' . $contact['url'] . ']' . '[img]' . $contact['thumb'] . '[/img][/url]'; + $arr['body'] = sprintf( t('%1$s is now friends with %2$s'), $A, $B)."\n\n\n".$Bphoto; + + $arr['object'] = '' . ACTIVITY_OBJ_PERSON . '' . $contact['name'] . '' + . '' . $contact['url'] . '/' . $contact['name'] . ''; + $arr['object'] .= '' . xmlify('' . "\n"); + $arr['object'] .= xmlify('' . "\n"); + $arr['object'] .= '' . "\n"; + $arr['last-child'] = 1; + + $arr['allow_cid'] = $user[0]['allow_cid']; + $arr['allow_gid'] = $user[0]['allow_gid']; + $arr['deny_cid'] = $user[0]['deny_cid']; + $arr['deny_gid'] = $user[0]['deny_gid']; + + $i = item_store($arr); + if($i) + proc_run('php',"include/notifier.php","activity","$i"); + + } + + } + return; } - require_once('include/Scrape.php'); - $ret = probe_url($sender_handle); + $ret = find_diaspora_person_by_handle($sender_handle); + if((! count($ret)) || ($ret['network'] != NETWORK_DIASPORA)) { logger('diaspora_request: Cannot resolve diaspora handle ' . $sender_handle . ' for ' . $recipient_handle); 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'); + + + + $r = q("INSERT INTO `contact` (`uid`, `network`,`addr`,`created`,`url`,`nurl`,`batch`,`name`,`nick`,`photo`,`pubkey`,`notify`,`poll`,`blocked`,`priority`) + VALUES ( %d, '%s', '%s', '%s', '%s','%s','%s','%s','%s','%s','%s','%s','%s',%d,%d) ", intval($importer['uid']), dbesc($ret['network']), dbesc($ret['addr']), datetime_convert(), dbesc($ret['url']), + dbesc(normalise_link($ret['url'])), + dbesc($batch), dbesc($ret['name']), dbesc($ret['nick']), dbesc($ret['photo']), @@ -347,25 +564,88 @@ function diaspora_request($importer,$xml) { $contact_record = diaspora_get_contact_by_handle($importer['uid'],$sender_handle); - $hash = random_string() . (string) time(); // Generate a confirm_key + if(! $contact_record) { + logger('diaspora_request: unable to locate newly created contact record.'); + return; + } + + if($importer['page-flags'] == PAGE_NORMAL) { + + $hash = random_string() . (string) time(); // Generate a confirm_key - if($contact_record) { - $ret = q("INSERT INTO `intro` ( `uid`, `contact-id`, `blocked`, `knowyou`, `note`, `hash`, `datetime`,`blocked`) - VALUES ( %d, %d, 1, %d, '%s', '%s', '%s', 0 )", + $ret = q("INSERT INTO `intro` ( `uid`, `contact-id`, `blocked`, `knowyou`, `note`, `hash`, `datetime` ) + VALUES ( %d, %d, %d, %d, '%s', '%s', '%s' )", intval($importer['uid']), intval($contact_record['id']), 0, + 0, dbesc( t('Sharing notification from Diaspora network')), dbesc($hash), dbesc(datetime_convert()) ); } + else { + + // automatic friend approval + + require_once('include/Photo.php'); + + $photos = import_profile_photo($contact_record['photo'],$importer['uid'],$contact_record['id']); + + // technically they are sharing with us (CONTACT_IS_SHARING), + // but if our page-type is PAGE_COMMUNITY or PAGE_SOAPBOX + // we are going to change the relationship and make them a follower. + + if($importer['page-flags'] == PAGE_FREELOVE) + $new_relation = CONTACT_IS_FRIEND; + else + $new_relation = CONTACT_IS_FOLLOWER; + + $r = q("UPDATE `contact` SET + `photo` = '%s', + `thumb` = '%s', + `micro` = '%s', + `rel` = %d, + `name-date` = '%s', + `uri-date` = '%s', + `avatar-date` = '%s', + `blocked` = 0, + `pending` = 0 + WHERE `id` = %d LIMIT 1 + ", + dbesc($photos[0]), + dbesc($photos[1]), + dbesc($photos[2]), + intval($new_relation), + dbesc(datetime_convert()), + dbesc(datetime_convert()), + dbesc(datetime_convert()), + intval($contact_record['id']) + ); + + $u = q("select * from user where uid = %d limit 1",intval($importer['uid'])); + if($u) + $ret = diaspora_share($u[0],$contact_record); + } return; } +function diaspora_post_allow($importer,$contact) { + if(($contact['blocked']) || ($contact['readonly'])) + return false; + if($contact['rel'] == CONTACT_IS_SHARING || $contact['rel'] == CONTACT_IS_FRIEND) + return true; + if($contact['rel'] == CONTACT_IS_FOLLOWER) + if($importer['page-flags'] == PAGE_COMMUNITY) + return true; + return false; +} + + function diaspora_post($importer,$xml) { + $a = get_app(); $guid = notags(unxmlify($xml->guid)); $diaspora_handle = notags(unxmlify($xml->diaspora_handle)); @@ -373,10 +653,9 @@ function diaspora_post($importer,$xml) { if(! $contact) return; - if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) { + if(! diaspora_post_allow($importer,$contact)) { logger('diaspora_post: Ignoring this author.'); - http_status_exit(202); - // NOTREACHED + return 202; } $message_id = $diaspora_handle . ':' . $guid; @@ -385,8 +664,10 @@ function diaspora_post($importer,$xml) { dbesc($message_id), dbesc($guid) ); - if(count($r)) + if(count($r)) { + logger('diaspora_post: message exists: ' . $guid); return; + } // allocate a guid on our system - we aren't fixing any collisions. // we're ignoring them @@ -403,34 +684,46 @@ function diaspora_post($importer,$xml) { $created = unxmlify($xml->created_at); $private = ((unxmlify($xml->public) == 'false') ? 1 : 0); - $body = unxmlify($xml->raw_message); + $body = diaspora2bb($xml->raw_message); - require_once('library/HTMLPurifier.auto.php'); - require_once('include/html2bbcode.php'); + $datarray = array(); - $maxlen = get_max_import_size(); - if($maxlen && (strlen($body) > $maxlen)) - $body = substr($body,0, $maxlen); + $str_tags = ''; - if((strpos($body,'<') !== false) || (strpos($body,'>') !== false)) { + $tags = get_tags($body); - $body = preg_replace('#]+>.+?' . 'http://www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+).+?#s', - '[youtube]$1[/youtube]', $body); + if(count($tags)) { + foreach($tags as $tag) { + if(strpos($tag,'#') === 0) { + if(strpos($tag,'[url=')) + continue; - $body = preg_replace('#].+?' . 'http://www.youtube.com/embed/([A-Za-z0-9\-_=]+).+?#s', - '[youtube]$1[/youtube]', $body); + // don't link tags that are already embedded in links - $body = oembed_html2bbcode($body); + if(preg_match('/\[(.*?)' . preg_quote($tag,'/') . '(.*?)\]/',$body)) + continue; + if(preg_match('/\[(.*?)\]\((.*?)' . preg_quote($tag,'/') . '(.*?)\)/',$body)) + continue; - $config = HTMLPurifier_Config::createDefault(); - $config->set('Cache.DefinitionImpl', null); - $purifier = new HTMLPurifier($config); - $body = $purifier->purify($body); + $basetag = str_replace('_',' ',substr($tag,1)); + $body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body); + if(strlen($str_tags)) + $str_tags .= ','; + $str_tags .= '#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]'; + continue; + } + } + } - $body = html2bbcode($body); + $cnt = preg_match_all('/@\[url=(.*?)\[\/url\]/ism',$body,$matches,PREG_SET_ORDER); + if($cnt) { + foreach($matches as $mtch) { + if(strlen($str_tags)) + $str_tags .= ','; + $str_tags .= '@[url=' . $mtch[1] . '[/url]'; + } } - $datarray = array(); $datarray['uid'] = $importer['uid']; $datarray['contact-id'] = $contact['id']; $datarray['wall'] = 0; @@ -446,155 +739,816 @@ function diaspora_post($importer,$xml) { $datarray['author-link'] = $contact['url']; $datarray['author-avatar'] = $contact['thumb']; $datarray['body'] = $body; + $datarray['tag'] = $str_tags; + $datarray['app'] = 'Diaspora'; + + // if empty content it might be a photo that hasn't arrived yet. If a photo arrives, we'll make it visible. + + $datarray['visible'] = ((strlen($body)) ? 1 : 0); + + $message_id = item_store($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; } -function diaspora_comment($importer,$xml,$msg) { +function diaspora_reshare($importer,$xml) { + logger('diaspora_reshare: init: ' . print_r($xml,true)); + + $a = get_app(); $guid = notags(unxmlify($xml->guid)); - $parent_guid = notags(unxmlify($xml->parent_guid)); $diaspora_handle = notags(unxmlify($xml->diaspora_handle)); - $target_type = notags(unxmlify($xml->target_type)); - $text = unxmlify($xml->text); - $author_signature = notags(unxmlify($xml->author_signature)); - - $parent_author_signature = (($xml->parent_author_signature) ? notags(unxmlify($xml->parent_author_signature)) : ''); - $text = $xml->text; - $contact = diaspora_get_contact_by_handle($importer['uid'],$msg['author']); + $contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle); if(! $contact) return; - if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) { - logger('diaspora_comment: Ignoring this author.'); - http_status_exit(202); - // NOTREACHED + if(! diaspora_post_allow($importer,$contact)) { + logger('diaspora_reshare: Ignoring this author: ' . $diaspora_handle . ' ' . print_r($xml,true)); + return 202; } - $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1", + $message_id = $diaspora_handle . ':' . $guid; + $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `guid` = '%s' LIMIT 1", intval($importer['uid']), - dbesc($parent_guid) + dbesc($message_id), + dbesc($guid) ); - if(! count($r)) { - logger('diaspora_comment: parent item not found: ' . $guid); + if(count($r)) { + logger('diaspora_reshare: message exists: ' . $guid); return; } - $parent_item = $r[0]; - $author_signed_data = $guid . ';' . $parent_guid . ';' . $text . ';' . $diaspora_handle; + $orig_author = notags(unxmlify($xml->root_diaspora_id)); + $orig_guid = notags(unxmlify($xml->root_guid)); - $author_signature = base64_decode($author_signature); + $source_url = 'https://' . substr($orig_author,strpos($orig_author,'@')+1) . '/p/' . $orig_guid . '.xml'; + $x = fetch_url($source_url); + if(! $x) + $x = fetch_url(str_replace('https://','http://',$source_url)); + if(! $x) { + logger('diaspora_reshare: unable to fetch source url ' . $source_url); + return; + } + logger('diaspora_reshare: source: ' . $x); + + $x = str_replace(array('',''),array('',''),$x); + $source_xml = parse_xml_string($x,false); + + if(strlen($source_xml->post->asphoto->objectId) && ($source_xml->post->asphoto->objectId != 0) && ($source_xml->post->asphoto->image_url)) { + $body = '[url=' . notags(unxmlify($source_xml->post->asphoto->image_url)) . '][img]' . notags(unxmlify($source_xml->post->asphoto->objectId)) . '[/img][/url]' . "\n"; + $body = scale_external_images($body,false); + } + elseif($source_xml->post->asphoto->image_url) { + $body = '[img]' . notags(unxmlify($source_xml->post->asphoto->image_url)) . '[/img]' . "\n"; + $body = scale_external_images($body); + } + elseif($source_xml->post->status_message) { + $body = diaspora2bb($source_xml->post->status_message->raw_message); + $body = scale_external_images($body); - if(stricmp($diaspora_handle,$msg['author']) == 0) { - $person = $contact; - $key = $msg['key']; } else { - $person = find_diaspora_person_by_handle($diaspora_handle); + logger('diaspora_reshare: no reshare content found: ' . print_r($source_xml,true)); + return; + } + if(! $body) { + logger('diaspora_reshare: empty body: source= ' . $x); + return; + } + + $person = find_diaspora_person_by_handle($orig_author); + + if(is_array($person) && x($person,'name') && x($person,'url')) + $details = '[url=' . $person['url'] . ']' . $person['name'] . '[/url]'; + else + $details = $orig_author; + + $prefix = '♲ ' . $details . "\n"; + + + // allocate a guid on our system - we aren't fixing any collisions. + // we're ignoring them + + $g = q("select * from guid where guid = '%s' limit 1", + dbesc($guid) + ); + if(! count($g)) { + q("insert into guid ( guid ) values ( '%s' )", + dbesc($guid) + ); + } + + $created = unxmlify($xml->created_at); + $private = ((unxmlify($xml->public) == 'false') ? 1 : 0); + + $datarray = array(); + + $str_tags = ''; + + $tags = get_tags($body); + + if(count($tags)) { + foreach($tags as $tag) { + if(strpos($tag,'#') === 0) { + if(strpos($tag,'[url=')) + continue; + + // don't link tags that are already embedded in links + + if(preg_match('/\[(.*?)' . preg_quote($tag,'/') . '(.*?)\]/',$body)) + continue; + if(preg_match('/\[(.*?)\]\((.*?)' . preg_quote($tag,'/') . '(.*?)\)/',$body)) + continue; + + + $basetag = str_replace('_',' ',substr($tag,1)); + $body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body); + if(strlen($str_tags)) + $str_tags .= ','; + $str_tags .= '#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]'; + continue; + } + } + } + + $datarray['uid'] = $importer['uid']; + $datarray['contact-id'] = $contact['id']; + $datarray['wall'] = 0; + $datarray['guid'] = $guid; + $datarray['uri'] = $datarray['parent-uri'] = $message_id; + $datarray['created'] = $datarray['edited'] = datetime_convert('UTC','UTC',$created); + $datarray['private'] = $private; + $datarray['parent'] = 0; + $datarray['owner-name'] = $contact['name']; + $datarray['owner-link'] = $contact['url']; + $datarray['owner-avatar'] = $contact['thumb']; + $datarray['author-name'] = $contact['name']; + $datarray['author-link'] = $contact['url']; + $datarray['author-avatar'] = $contact['thumb']; + $datarray['body'] = $prefix . $body; + $datarray['tag'] = $str_tags; + $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) + ); + } + + return; + +} + + +function diaspora_asphoto($importer,$xml) { + logger('diaspora_asphoto called'); + + $a = get_app(); + $guid = notags(unxmlify($xml->guid)); + $diaspora_handle = notags(unxmlify($xml->diaspora_handle)); + + $contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle); + if(! $contact) + return; + + if(! diaspora_post_allow($importer,$contact)) { + logger('diaspora_asphoto: Ignoring this author.'); + return 202; + } + + $message_id = $diaspora_handle . ':' . $guid; + $r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `uri` = '%s' AND `guid` = '%s' LIMIT 1", + intval($importer['uid']), + dbesc($message_id), + dbesc($guid) + ); + if(count($r)) { + logger('diaspora_asphoto: message exists: ' . $guid); + return; + } + + // allocate a guid on our system - we aren't fixing any collisions. + // we're ignoring them + + $g = q("select * from guid where guid = '%s' limit 1", + dbesc($guid) + ); + if(! count($g)) { + q("insert into guid ( guid ) values ( '%s' )", + dbesc($guid) + ); + } + + $created = unxmlify($xml->created_at); + $private = ((unxmlify($xml->public) == 'false') ? 1 : 0); + + if(strlen($xml->objectId) && ($xml->objectId != 0) && ($xml->image_url)) { + $body = '[url=' . notags(unxmlify($xml->image_url)) . '][img]' . notags(unxmlify($xml->objectId)) . '[/img][/url]' . "\n"; + $body = scale_external_images($body,false); + } + elseif($xml->image_url) { + $body = '[img]' . notags(unxmlify($xml->image_url)) . '[/img]' . "\n"; + $body = scale_external_images($body); + } + else { + logger('diaspora_asphoto: no photo url found.'); + return; + } + + $datarray = array(); + + + $datarray['uid'] = $importer['uid']; + $datarray['contact-id'] = $contact['id']; + $datarray['wall'] = 0; + $datarray['guid'] = $guid; + $datarray['uri'] = $datarray['parent-uri'] = $message_id; + $datarray['created'] = $datarray['edited'] = datetime_convert('UTC','UTC',$created); + $datarray['private'] = $private; + $datarray['parent'] = 0; + $datarray['owner-name'] = $contact['name']; + $datarray['owner-link'] = $contact['url']; + $datarray['owner-avatar'] = $contact['thumb']; + $datarray['author-name'] = $contact['name']; + $datarray['author-link'] = $contact['url']; + $datarray['author-avatar'] = $contact['thumb']; + $datarray['body'] = $body; + + $datarray['app'] = 'Diaspora/Cubbi.es'; + + $message_id = item_store($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) + ); + } + + return; + +} + + + + + + +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)); + $target_type = notags(unxmlify($xml->target_type)); + $text = unxmlify($xml->text); + $author_signature = notags(unxmlify($xml->author_signature)); + + $parent_author_signature = (($xml->parent_author_signature) ? notags(unxmlify($xml->parent_author_signature)) : ''); + + $contact = diaspora_get_contact_by_handle($importer['uid'],$msg['author']); + if(! $contact) { + logger('diaspora_comment: cannot find contact: ' . $msg['author']); + return; + } + + if(! diaspora_post_allow($importer,$contact)) { + logger('diaspora_comment: Ignoring this author.'); + 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; + } + + $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1", + intval($importer['uid']), + dbesc($parent_guid) + ); + if(! count($r)) { + logger('diaspora_comment: parent item not found: parent: ' . $parent_guid . ' item: ' . $guid); + return; + } + $parent_item = $r[0]; + + $author_signed_data = $guid . ';' . $parent_guid . ';' . $text . ';' . $diaspora_handle; + + $author_signature = base64_decode($author_signature); + + if(strcasecmp($diaspora_handle,$msg['author']) == 0) { + $person = $contact; + $key = $msg['key']; + } + else { + $person = find_diaspora_person_by_handle($diaspora_handle); + + if(is_array($person) && x($person,'pubkey')) + $key = $person['pubkey']; + else { + logger('diaspora_comment: unable to find author details'); + return; + } + } + + if(! rsa_verify($author_signed_data,$author_signature,$key,'sha256')) { + logger('diaspora_comment: verification failed.'); + return; + } + + if($parent_author_signature) { + $owner_signed_data = $guid . ';' . $parent_guid . ';' . $text . ';' . $diaspora_handle; + + $parent_author_signature = base64_decode($parent_author_signature); + + $key = $msg['key']; + + if(! rsa_verify($owner_signed_data,$parent_author_signature,$key,'sha256')) { + logger('diaspora_comment: owner verification failed.'); + return; + } + } + + // Phew! Everything checks out. Now create an item. + + $body = diaspora2bb($text); + + $message_id = $diaspora_handle . ':' . $guid; + + $datarray = array(); + + $str_tags = ''; + + $tags = get_tags($body); + + if(count($tags)) { + foreach($tags as $tag) { + if(strpos($tag,'#') === 0) { + if(strpos($tag,'[url=')) + continue; + + // don't link tags that are already embedded in links + + if(preg_match('/\[(.*?)' . preg_quote($tag,'/') . '(.*?)\]/',$body)) + continue; + if(preg_match('/\[(.*?)\]\((.*?)' . preg_quote($tag,'/') . '(.*?)\)/',$body)) + continue; + + + $basetag = str_replace('_',' ',substr($tag,1)); + $body = str_replace($tag,'#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]',$body); + if(strlen($str_tags)) + $str_tags .= ','; + $str_tags .= '#[url=' . $a->get_baseurl() . '/search?search=' . rawurlencode($basetag) . ']' . $basetag . '[/url]'; + continue; + } + } + } + + $datarray['uid'] = $importer['uid']; + $datarray['contact-id'] = $contact['id']; + $datarray['wall'] = $parent_item['wall']; + $datarray['gravity'] = GRAVITY_COMMENT; + $datarray['guid'] = $guid; + $datarray['uri'] = $message_id; + $datarray['parent-uri'] = $parent_item['uri']; + + // No timestamps for comments? OK, we'll the use current time. + $datarray['created'] = $datarray['edited'] = datetime_convert(); + $datarray['private'] = $parent_item['private']; + + $datarray['owner-name'] = $parent_item['owner-name']; + $datarray['owner-link'] = $parent_item['owner-link']; + $datarray['owner-avatar'] = $parent_item['owner-avatar']; + + $datarray['author-name'] = $person['name']; + $datarray['author-link'] = $person['url']; + $datarray['author-avatar'] = ((x($person,'thumb')) ? $person['thumb'] : $person['photo']); + $datarray['body'] = $body; + $datarray['tag'] = $str_tags; + + // We can't be certain what the original app is if the message is relayed. + if(($parent_item['origin']) && (! $parent_author_signature)) + $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_item['origin']) && (! $parent_author_signature)) { + q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ", + intval($message_id), + dbesc($author_signed_data), + dbesc(base64_encode($author_signature)), + dbesc($diaspora_handle) + ); + + // if the message isn't already being relayed, notify others + // the existence of parent_author_signature means the parent_author or owner + // is already relaying. + + proc_run('php','include/notifier.php','comment',$message_id); + } + + $myconv = q("SELECT `author-link`, `author-avatar`, `parent` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d AND `parent` != 0 ", + dbesc($parent_item['uri']), + intval($importer['uid']) + ); + + if(count($myconv)) { + $importer_url = $a->get_baseurl() . '/profile/' . $importer['nickname']; + + foreach($myconv as $conv) { + + // now if we find a match, it means we're in this conversation + + if(! link_compare($conv['author-link'],$importer_url)) + continue; + + require_once('include/enotify.php'); + + $conv_parent = $conv['parent']; + + notification(array( + 'type' => NOTIFY_COMMENT, + 'notify_flags' => $importer['notify-flags'], + 'language' => $importer['language'], + 'to_name' => $importer['username'], + 'to_email' => $importer['email'], + 'uid' => $importer['uid'], + 'item' => $datarray, + 'link' => $a->get_baseurl() . '/display/' . $importer['nickname'] . '/' . $message_id, + 'source_name' => $datarray['author-name'], + 'source_link' => $datarray['author-link'], + 'source_photo' => $datarray['author-avatar'], + 'verb' => ACTIVITY_POST, + 'otype' => 'item', + 'parent' => $conv_parent, + + )); + + // only send one notification + break; + } + } + return; +} + + + + +function diaspora_conversation($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' => $importer['email'], + 'uid' =>$importer['importer_uid'], + '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); - if(is_array($person) && x($person,'pubkey')) - $key = $person['pubkey']; - else { - logger('diaspora_comment: unable to find author details'); - return; - } + $person = find_diaspora_person_by_handle($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)) { - logger('diaspora_comment: verification failed.'); + 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; + } - if($parent_author_signature) { - $owner_signed_data = $guid . ';' . $parent_guid . ';' . $text . ';' . $msg['author']; + q("insert into mail ( `uid`, `guid`, `convid`, `from-name`,`from-photo`,`from-url`,`contact-id`,`title`,`body`,`seen`,`reply`,`uri`,`parent-uri`,`created`) values ( %d, '%s', %d, '%s', '%s', '%s', %d, '%s', '%s', %d, %d, '%s','%s','%s')", + intval($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; +} - $parent_author_signature = base64_decode($parent_author_signature); - $key = $msg['key']; +function diaspora_photo($importer,$xml,$msg) { - if(! rsa_verify($owner_signed_data,$parent_author_signature,$key)) { - logger('diaspora_comment: owner verification failed.'); - return; - } - } + $a = get_app(); - // Phew! Everything checks out. Now create an item. + logger('diaspora_photo: init',LOGGER_DEBUG); - require_once('library/HTMLPurifier.auto.php'); - require_once('include/html2bbcode.php'); + $remote_photo_path = notags(unxmlify($xml->remote_photo_path)); - $body = $text; + $remote_photo_name = notags(unxmlify($xml->remote_photo_name)); - $maxlen = get_max_import_size(); - if($maxlen && (strlen($body) > $maxlen)) - $body = substr($body,0, $maxlen); + $status_message_guid = notags(unxmlify($xml->status_message_guid)); - if((strpos($body,'<') !== false) || (strpos($body,'>') !== false)) { + $guid = notags(unxmlify($xml->guid)); - $body = preg_replace('#]+>.+?' . 'http://www.youtube.com/((?:v|cp)/[A-Za-z0-9\-_=]+).+?#s', - '[youtube]$1[/youtube]', $body); + $diaspora_handle = notags(unxmlify($xml->diaspora_handle)); - $body = preg_replace('#].+?' . 'http://www.youtube.com/embed/([A-Za-z0-9\-_=]+).+?#s', - '[youtube]$1[/youtube]', $body); + $public = notags(unxmlify($xml->public)); - $body = oembed_html2bbcode($body); + $created_at = notags(unxmlify($xml_created_at)); - $config = HTMLPurifier_Config::createDefault(); - $config->set('Cache.DefinitionImpl', null); - $purifier = new HTMLPurifier($config); - $body = $purifier->purify($body); + logger('diaspora_photo: status_message_guid: ' . $status_message_guid, LOGGER_DEBUG); - $body = html2bbcode($body); + $contact = diaspora_get_contact_by_handle($importer['uid'],$msg['author']); + if(! $contact) { + logger('diaspora_photo: contact record not found: ' . $msg['author'] . ' handle: ' . $diaspora_handle); + return; } - $message_id = $diaspora_handle . ':' . $guid; - - $datarray = array(); - $datarray['uid'] = $importer['uid']; - $datarray['contact-id'] = $contact['id']; - $datarray['wall'] = $parent_item['wall']; - $datarray['gravity'] = GRAVITY_COMMENT; - $datarray['guid'] = $guid; - $datarray['uri'] = $message_id; - $datarray['parent-uri'] = $parent_item['uri']; + if(! diaspora_post_allow($importer,$contact)) { + logger('diaspora_photo: Ignoring this author.'); + return 202; + } - // No timestamps for comments? OK, we'll the use current time. - $datarray['created'] = $datarray['edited'] = datetime_convert(); - $datarray['private'] = $parent_item['private']; + $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1", + intval($importer['uid']), + dbesc($status_message_guid) + ); + if(! count($r)) { + logger('diaspora_photo: parent item not found: parent: ' . $parent_guid . ' item: ' . $guid); + return; + } - $datarray['owner-name'] = $contact['name']; - $datarray['owner-link'] = $contact['url']; - $datarray['owner-avatar'] = $contact['thumb']; + $parent_item = $r[0]; - $datarray['author-name'] = $person['name']; - $datarray['author-link'] = $person['url']; - $datarray['author-avatar'] = ((x($person,'thumb')) ? $person['thumb'] : $person['photo']); - $datarray['body'] = $body; + $link_text = '[img]' . $remote_photo_path . $remote_photo_name . '[/img]' . "\n"; - $message_id = item_store($datarray); + $link_text = scale_external_images($link_text); - if(! $parent_author_signature) { - q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ", - intval($message_id), - dbesc($author_signed_data), - dbesc(base64_encode($author_signature)), - dbesc($diaspora_handle) + if(strpos($parent_item['body'],$link_text) === false) { + $r = q("update item set `body` = '%s', `visible` = 1 where `id` = %d and `uid` = %d limit 1", + dbesc($link_text . $parent_item['body']), + intval($parent_item['id']), + intval($parent_item['uid']) ); } - // notify others return; - } + + + function diaspora_like($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)); @@ -610,13 +1564,14 @@ 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'])) { + if(! diaspora_post_allow($importer,$contact)) { logger('diaspora_like: Ignoring this author.'); - http_status_exit(202); - // NOTREACHED + return 202; } $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1", @@ -630,7 +1585,7 @@ function diaspora_like($importer,$xml,$msg) { $parent_item = $r[0]; - $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '$s' LIMIT 1", + $r = q("SELECT * FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1", intval($importer['uid']), dbesc($guid) ); @@ -654,11 +1609,11 @@ function diaspora_like($importer,$xml,$msg) { return; } - $author_signed_data = $guid . ';' . $parent_guid . ';' . $target_type . ';' . $positive . ';' . $diaspora_handle; + $author_signed_data = $guid . ';' . $target_type . ';' . $parent_guid . ';' . $positive . ';' . $diaspora_handle; $author_signature = base64_decode($author_signature); - if(stricmp($diaspora_handle,$msg['author']) == 0) { + if(strcasecmp($diaspora_handle,$msg['author']) == 0) { $person = $contact; $key = $msg['key']; } @@ -667,24 +1622,25 @@ function diaspora_like($importer,$xml,$msg) { if(is_array($person) && x($person,'pubkey')) $key = $person['pubkey']; else { - logger('diaspora_comment: unable to find author details'); + logger('diaspora_like: unable to find author details'); return; } } - if(! rsa_verify($author_signed_data,$author_signature,$key)) { + 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)) { + if(! rsa_verify($owner_signed_data,$parent_author_signature,$key,'sha256')) { logger('diaspora_like: owner verification failed.'); return; } @@ -717,6 +1673,7 @@ EOT; $arr['uri'] = $uri; $arr['uid'] = $importer['uid']; + $arr['guid'] = $guid; $arr['contact-id'] = $contact['id']; $arr['type'] = 'activity'; $arr['wall'] = $parent_item['wall']; @@ -724,19 +1681,21 @@ EOT; $arr['parent'] = $parent_item['id']; $arr['parent-uri'] = $parent_item['uri']; - $datarray['owner-name'] = $contact['name']; - $datarray['owner-link'] = $contact['url']; - $datarray['owner-avatar'] = $contact['thumb']; + $arr['owner-name'] = $parent_item['name']; + $arr['owner-link'] = $parent_item['url']; + $arr['owner-avatar'] = $parent_item['thumb']; - $datarray['author-name'] = $person['name']; - $datarray['author-link'] = $person['url']; - $datarray['author-avatar'] = ((x($person,'thumb')) ? $person['thumb'] : $person['photo']); + $arr['author-name'] = $person['name']; + $arr['author-link'] = $person['url']; + $arr['author-avatar'] = ((x($person,'thumb')) ? $person['thumb'] : $person['photo']); $ulink = '[url=' . $contact['url'] . ']' . $contact['name'] . '[/url]'; $alink = '[url=' . $parent_item['author-link'] . ']' . $parent_item['author-name'] . '[/url]'; $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; @@ -747,6 +1706,14 @@ 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), @@ -756,27 +1723,168 @@ EOT; ); } - // FIXME send notification + // 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. The parent_item['origin'] indicates the message was created on our system + + if(($parent_item['origin']) && (! $parent_author_signature)) + proc_run('php','include/notifier.php','comment',$message_id); return; } function diaspora_retraction($importer,$xml) { + $guid = notags(unxmlify($xml->guid)); $diaspora_handle = notags(unxmlify($xml->diaspora_handle)); + $type = notags(unxmlify($xml->type)); + + $contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle); + if(! $contact) + return; + + if($type === 'Person') { + require_once('include/Contact.php'); + contact_remove($contact['id']); + } + elseif($type === 'Post') { + $r = q("select * from item where guid = '%s' and uid = %d and not file like '%%[%%' limit 1", + dbesc('guid'), + intval($importer['uid']) + ); + if(count($r)) { + if(link_compare($r[0]['author-link'],$contact['url'])) { + q("update item set `deleted` = 1, `changed` = '%s' where `id` = %d limit 1", + dbesc(datetime_convert()), + intval($r[0]['id']) + ); + } + } + } + + return 202; + // NOTREACHED +} + +function diaspora_signed_retraction($importer,$xml,$msg) { + + + $guid = notags(unxmlify($xml->target_guid)); + $diaspora_handle = notags(unxmlify($xml->sender_handle)); + $type = notags(unxmlify($xml->target_type)); + $sig = notags(unxmlify($xml->target_author_signature)); + + $contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle); + if(! $contact) { + logger('diaspora_signed_retraction: no contact'); + return; + } + + // this may not yet work for comments. Need to see how the relaying works + // and figure out who signs it. + + + $signed_data = $guid . ';' . $type ; + + $sig = base64_decode($sig); + + $key = $msg['key']; + + if(! rsa_verify($signed_data,$sig,$key,'sha256')) { + logger('diaspora_signed_retraction: owner verification failed.' . print_r($msg,true)); + return; + } + + if($type === 'StatusMessage') { + $r = q("select * from item where guid = '%s' and uid = %d and not file like '%%[%%' limit 1", + dbesc($guid), + intval($importer['uid']) + ); + if(count($r)) { + if(link_compare($r[0]['author-link'],$contact['url'])) { + q("update item set `deleted` = 1, `changed` = '%s' where `id` = %d limit 1", + dbesc(datetime_convert()), + intval($r[0]['id']) + ); + } + } + } + else + logger('diaspora_signed_retraction: unknown type: ' . $type); + + return 202; + // NOTREACHED +} + +function diaspora_profile($importer,$xml) { + + $a = get_app(); + $diaspora_handle = notags(unxmlify($xml->diaspora_handle)); $contact = diaspora_get_contact_by_handle($importer['uid'],$diaspora_handle); if(! $contact) return; -// if(($contact['rel'] == CONTACT_IS_FOLLOWER) || ($contact['blocked']) || ($contact['readonly'])) { -// logger('diaspora_retraction: Ignoring this author.'); -// http_status_exit(202); -// // NOTREACHED -// } + if($contact['blocked']) { + logger('diaspora_post: Ignoring this author.'); + return 202; + } + + $name = unxmlify($xml->first_name) . ((strlen($xml->last_name)) ? ' ' . unxmlify($xml->last_name) : ''); + $image_url = unxmlify($xml->image_url); + $birthday = unxmlify($xml->birthday); + + $r = q("SELECT DISTINCT ( `resource-id` ) FROM `photo` WHERE `uid` = %d AND `contact-id` = %d AND `album` = 'Contact Photos' ", + intval($importer['uid']), + intval($contact['id']) + ); + $oldphotos = ((count($r)) ? $r : null); + + require_once('include/Photo.php'); + $images = import_profile_photo($image_url,$importer['uid'],$contact['id']); + + // Generic birthday. We don't know the timezone. The year is irrelevant. + + $birthday = str_replace('1000','1901',$birthday); + + $birthday = datetime_convert('UTC','UTC',$birthday,'Y-m-d'); + + // this is to prevent multiple birthday notifications in a single year + // if we already have a stored birthday and the 'm-d' part hasn't changed, preserve the entry, which will preserve the notify year + + if(substr($birthday,5) === substr($contact['bd'],5)) + $birthday = $contact['bd']; + + // TODO: update name on item['author-name'] if the name changed. See consume_feed() + // Not doing this currently because D* protocol is scheduled for revision soon. + + $r = q("UPDATE `contact` SET `name` = '%s', `name-date` = '%s', `photo` = '%s', `thumb` = '%s', `micro` = '%s', `avatar-date` = '%s' , `bd` = '%s' WHERE `id` = %d AND `uid` = %d LIMIT 1", + dbesc($name), + dbesc(datetime_convert()), + dbesc($images[0]), + dbesc($images[1]), + dbesc($images[2]), + dbesc(datetime_convert()), + dbesc($birthday), + intval($contact['id']), + intval($importer['uid']) + ); + + if($r) { + if($oldphotos) { + foreach($oldphotos as $ph) { + q("DELETE FROM `photo` WHERE `uid` = %d AND `contact-id` = %d AND `album` = 'Contact Photos' AND `resource-id` = '%s' ", + intval($importer['uid']), + intval($contact['id']), + dbesc($ph['resource-id']) + ); + } + } + } + return; } @@ -787,29 +1895,89 @@ function diaspora_share($me,$contact) { $tpl = get_markup_template('diaspora_share.tpl'); $msg = replace_macros($tpl, array( - '$sender' => myaddr, + '$sender' => $myaddr, '$recipient' => $theiraddr )); - $slap = 'xml=' . urlencode(diaspora_msg_build($msg,$me,$contact,$me['prvkey'],$contact['pubkey'])); + $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$me,$contact,$me['prvkey'],$contact['pubkey']))); + + return(diaspora_transmit($owner,$contact,$slap, false)); +} + +function diaspora_unshare($me,$contact) { + + $a = get_app(); + $myaddr = $me['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3); + + $tpl = get_markup_template('diaspora_retract.tpl'); + $msg = replace_macros($tpl, array( + '$guid' => $me['guid'], + '$type' => 'Person', + '$handle' => $myaddr + )); + + $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$me,$contact,$me['prvkey'],$contact['pubkey']))); + + return(diaspora_transmit($owner,$contact,$slap, false)); - post_url($contact['notify'],$slap); - $return_code = $a->get_curl_code(); - return $return_code; } -function diaspora_send_status($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); $theiraddr = $contact['addr']; - require_once('include/bbcode.php'); - $body = xmlify(bbcode($item['body'])); + $images = array(); + + $title = $item['title']; + $body = $item['body']; + +/* + // We're trying to match Diaspora's split message/photo protocol but + // all the photos are displayed on D* as links and not img's - even + // though we're sending pretty much precisely what they send us when + // doing the same operation. + // Commented out for now, we'll use bb2diaspora to convert photos to markdown + // which seems to get through intact. + + $cnt = preg_match_all('|\[img\](.*?)\[\/img\]|',$body,$matches,PREG_SET_ORDER); + if($cnt) { + foreach($matches as $mtch) { + $detail = array(); + $detail['str'] = $mtch[0]; + $detail['path'] = dirname($mtch[1]) . '/'; + $detail['file'] = basename($mtch[1]); + $detail['guid'] = $item['guid']; + $detail['handle'] = $myaddr; + $images[] = $detail; + $body = str_replace($detail['str'],$mtch[1],$body); + } + } +*/ + $body = xmlify(html_entity_decode(bb2diaspora($body))); + + if(strlen($title)) + $body = xmlify('**' . html_entity_decode($title) . '**' . "\n") . $body; + + + if($item['attach']) { + $cnt = preg_match_all('/href=\"(.*?)\"(.*?)title=\"(.*?)\"/ism',$item['attach'],$matches,PREG_SET_ORDER); + if(cnt) { + $body .= "\n" . t('Attachments:') . "\n"; + foreach($matches as $mtch) { + $body .= '[' . $mtch[3] . '](' . $mtch[1] . ')' . "\n"; + } + } + } + + $public = (($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( @@ -820,21 +1988,63 @@ function diaspora_send_status($item,$owner,$contact) { '$created' => $created )); - logger('diaspora_send_status: base message: ' . $msg, LOGGER_DATA); + logger('diaspora_send_status: ' . $owner['username'] . ' -> ' . $contact['name'] . ' base message: ' . $msg, LOGGER_DATA); - $slap = 'xml=' . urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'])); + $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch))); + + $return_code = diaspora_transmit($owner,$contact,$slap,$public_batch); + + if(count($images)) { + diaspora_send_images($item,$owner,$contact,$images,$public_batch); + } - post_url($contact['notify'],$slap); - $return_code = $a->get_curl_code(); - logger('diaspora_send_status: returns: ' . $return_code); return $return_code; } -function diaspora_send_followup($item,$owner,$contact) { +function diaspora_send_images($item,$owner,$contact,$images,$public_batch = false) { + $a = get_app(); + if(! count($images)) + return; + $mysite = substr($a->get_baseurl(),strpos($a->get_baseurl(),'://') + 3) . '/photo'; + + $tpl = get_markup_template('diaspora_photo.tpl'); + foreach($images as $image) { + if(! stristr($image['path'],$mysite)) + continue; + $resource = str_replace('.jpg','',$image['file']); + $resource = substr($resource,0,strpos($resource,'-')); + + $r = q("select * from photo where `resource-id` = '%s' and `uid` = %d limit 1", + dbesc($resource), + intval($owner['uid']) + ); + if(! count($r)) + continue; + $public = (($r[0]['allow_cid'] || $r[0]['allow_gid'] || $r[0]['deny_cid'] || $r[0]['deny_gid']) ? 'false' : 'true' ); + $msg = replace_macros($tpl,array( + '$path' => xmlify($image['path']), + '$filename' => xmlify($image['file']), + '$msg_guid' => xmlify($image['guid']), + '$guid' => xmlify($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')) + )); + + + logger('diaspora_send_photo: base message: ' . $msg, LOGGER_DATA); + $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch))); + + diaspora_transmit($owner,$contact,$slap,$public_batch); + } + +} + +function diaspora_send_followup($item,$owner,$contact,$public_batch = false) { $a = get_app(); - $myaddr = $me['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3); + $myaddr = $owner['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3); $theiraddr = $contact['addr']; $p = q("select guid from item where parent = %d limit 1", @@ -856,40 +2066,41 @@ function diaspora_send_followup($item,$owner,$contact) { $like = false; } - $text = bbcode($item['body']); + $text = html_entity_decode(bb2diaspora($item['body'])); // sign it if($like) - $signed_text = $item['guid'] . ';' . $target_type . ';' . $positive . ';' . $myaddr; + $signed_text = $item['guid'] . ';' . $target_type . ';' . $parent_guid . ';' . $positive . ';' . $myaddr; else - $signed_text = $item['guid'] . ';' . $parent_guid . ';' . $text . $myaddr; + $signed_text = $item['guid'] . ';' . $parent_guid . ';' . $text . ';' . $myaddr; - $authorsig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'])); + $authorsig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256')); $msg = replace_macros($tpl,array( '$guid' => xmlify($item['guid']), '$parent_guid' => xmlify($parent_guid), '$target_type' =>xmlify($target_type), '$authorsig' => xmlify($authorsig), - '$text' => xmlify($text), + '$body' => xmlify($text), '$positive' => xmlify($positive), - '$diaspora_handle' => xmlify($myaddr) + '$handle' => xmlify($myaddr) )); logger('diaspora_followup: base message: ' . $msg, LOGGER_DATA); - $slap = 'xml=' . urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'])); - - post_url($contact['notify'],$slap); - $return_code = $a->get_curl_code(); - logger('diaspora_send_status: 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(); + $myaddr = $owner['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3); + $theiraddr = $contact['addr']; $p = q("select guid from item where parent = %d limit 1", @@ -900,14 +2111,6 @@ function diaspora_send_relay($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'); $like = true; @@ -919,16 +2122,61 @@ function diaspora_send_relay($item,$owner,$contact) { $like = false; } - $text = bbcode($item['body']); + $body = $item['body']; - // sign it + $text = html_entity_decode(bb2diaspora($body)); - if($like) - $parent_signed_text = $orig_sign['signed_text']; - else - $parent_signed_text = $orig_sign['signed_text']; + // 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 + + $r = q("select * from sign where iid = %d limit 1", + intval($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; + + $authorsig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256')); - $parentauthorsig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'])); + q("insert into sign (`iid`,`signed_text`,`signature`,`signer`) values (%d,'%s','%s','%s') ", + intval($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']), @@ -936,35 +2184,148 @@ 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']) + logger('diaspora_relay_comment: base message: ' . $msg, LOGGER_DATA); + + $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch))); + + return(diaspora_transmit($owner,$contact,$slap,$public_batch)); + +} + + + +function diaspora_send_retraction($item,$owner,$contact,$public_batch = false) { + + $a = get_app(); + $myaddr = $owner['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3); + + $signed_text = $item['guid'] . ';' . 'StatusMessage'; + + $tpl = get_markup_template('diaspora_signed_retract.tpl'); + $msg = replace_macros($tpl, array( + '$guid' => $item['guid'], + '$type' => 'StatusMessage', + '$handle' => $myaddr, + '$signature' => base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256')) + )); + + $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch))); + + return(diaspora_transmit($owner,$contact,$slap,$public_batch)); +} + +function diaspora_send_mail($item,$owner,$contact) { + + $a = get_app(); + $myaddr = $owner['nickname'] . '@' . substr($a->get_baseurl(), strpos($a->get_baseurl(),'://') + 3); + + $r = q("select * from conv where id = %d and uid = %d limit 1", + intval($item['convid']), + intval($item['uid']) ); - if(! count($r)) + + if(! count($r)) { + logger('diaspora_send_mail: conversation not found.'); return; + } + $cnv = $r[0]; + + $conv = array( + 'guid' => xmlify($cnv['guid']), + 'subject' => xmlify($cnv['subject']), + 'created_at' => xmlify(datetime_convert('UTC','UTC',$cnv['created'],'Y-m-d H:i:s \U\T\C')), + 'diaspora_handle' => xmlify($cnv['creator']), + 'participant_handles' => xmlify($cnv['recips']) + ); - logger('diaspora_relay_comment: base message: ' . $msg, LOGGER_DATA); + $body = bb2diaspora($item['body']); + $created = datetime_convert('UTC','UTC',$item['created'],'Y-m-d H:i:s \U\T\C'); + + $signed_text = $item['guid'] . ';' . $cnv['guid'] . ';' . $body . ';' + . $created . ';' . $myaddr . ';' . $cnv['guid']; + + $sig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256')); + + $msg = array( + 'guid' => xmlify($item['guid']), + 'parent_guid' => xmlify($cnv['guid']), + 'parent_author_signature' => (($item['reply']) ? null : xmlify($sig)), + 'author_signature' => xmlify($sig), + 'text' => xmlify($body), + 'created_at' => xmlify($created), + 'diaspora_handle' => xmlify($myaddr), + 'conversation_guid' => xmlify($cnv['guid']) + ); - $slap = 'xml=' . urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'])); + if($item['reply']) { + $tpl = get_markup_template('diaspora_message.tpl'); + $xmsg = replace_macros($tpl, array('$msg' => $msg)); + } + else { + $conv['messages'] = array($msg); + $tpl = get_markup_template('diaspora_conversation.tpl'); + $xmsg = replace_macros($tpl, array('$conv' => $conv)); + } + + logger('diaspora_conversation: ' . print_r($xmsg,true), LOGGER_DATA); + + $slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($xmsg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],false))); + + return(diaspora_transmit($owner,$contact,$slap,false)); - post_url($contact['notify'],$slap); - $return_code = $a->get_curl_code(); - logger('diaspora_send_status: returns: ' . $return_code); - return $return_code; } +function diaspora_transmit($owner,$contact,$slap,$public_batch) { + + $enabled = intval(get_config('system','diaspora_enabled')); + if(! $enabled) { + return 200; + } + + $a = get_app(); + $logid = random_string(4); + $dest_url = (($public_batch) ? $contact['batch'] : $contact['notify']); + if(! $dest_url) { + logger('diaspora_transmit: no url for contact: ' . $contact['id'] . ' batch mode =' . $public_batch); + return 0; + } + logger('diaspora_transmit: ' . $logid . ' ' . $dest_url); -function diaspora_send_retraction($item,$owner,$contact) { + if(! intval(get_config('system','diaspora_test'))) + post_url($dest_url . '/', $slap); + else { + logger('diaspora_transmit: test_mode'); + return 200; + } + $return_code = $a->get_curl_code(); + logger('diaspora_transmit: ' . $logid . ' returns: ' . $return_code); + if((! $return_code) || (($return_code == 503) && (stristr($a->get_curl_headers(),'retry-after')))) { + logger('diaspora_transmit: queue message'); + $r = q("SELECT id from queue where cid = %d and network = '%s' and content = '%s' and batch = %d limit 1", + intval($contact['id']), + dbesc(NETWORK_DIASPORA), + dbesc($slap), + intval($public_batch) + ); + if(count($r)) { + logger('diaspora_transmit: add_to_queue ignored - identical item already in queue'); + } + else { + // queue message for redelivery + add_to_queue($contact['id'],NETWORK_DIASPORA,$slap,$public_batch); + } + } -} \ No newline at end of file + return(($return_code) ? $return_code : (-1)); +}