X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=include%2Fdiaspora.php;h=77c459e649830ed16e89cad5abd7340ab2ae847c;hb=b01ab3e64c5a5a13f190116471acaeea10b3fd3a;hp=d3038e62ced712a8ceccbaacb3343c18693662e8;hpb=483f34c4ce7cf9a9b0404488d8a5c46a6532f29b;p=friendica.git
diff --git a/include/diaspora.php b/include/diaspora.php
index d3038e62ce..77c459e649 100644
--- a/include/diaspora.php
+++ b/include/diaspora.php
@@ -4,20 +4,24 @@
* @brief The implementation of the diaspora protocol
*
* The new protocol is described here: http://diaspora.github.io/diaspora_federation/index.html
- * Currently this implementation here interprets the old and the new protocol and sends the old one.
- * This will change in the future.
+ * This implementation here interprets the old and the new protocol and sends the new one.
+ * In the future we will remove most stuff from "valid_posting" and interpret only the new protocol.
*/
-require_once("include/items.php");
-require_once("include/bb2diaspora.php");
-require_once("include/Scrape.php");
-require_once("include/Contact.php");
-require_once("include/Photo.php");
-require_once("include/socgraph.php");
-require_once("include/group.php");
-require_once("include/xml.php");
-require_once("include/datetime.php");
-require_once("include/queue_fn.php");
+use Friendica\App;
+use Friendica\Core\Config;
+
+require_once 'include/items.php';
+require_once 'include/bb2diaspora.php';
+require_once 'include/probe.php';
+require_once 'include/Contact.php';
+require_once 'include/Photo.php';
+require_once 'include/socgraph.php';
+require_once 'include/group.php';
+require_once 'include/xml.php';
+require_once 'include/datetime.php';
+require_once 'include/queue_fn.php';
+require_once 'include/cache.php';
/**
* @brief This class contain functions to create and send Diaspora XML files
@@ -42,15 +46,15 @@ class Diaspora {
$servers = explode(",", $serverdata);
- foreach($servers AS $server) {
+ foreach ($servers AS $server) {
$server = trim($server);
+ $addr = "relay@".str_replace("http://", "", normalise_link($server));
$batch = $server."/receive/public";
- $relais = q("SELECT `batch`, `id`, `name`,`network` FROM `contact` WHERE `uid` = 0 AND `batch` = '%s' LIMIT 1", dbesc($batch));
+ $relais = q("SELECT `batch`, `id`, `name`,`network` FROM `contact` WHERE `uid` = 0 AND `batch` = '%s' AND `addr` = '%s' AND `nurl` = '%s' LIMIT 1",
+ dbesc($batch), dbesc($addr), dbesc(normalise_link($server)));
if (!$relais) {
- $addr = "relay@".str_replace("http://", "", normalise_link($server));
-
$r = q("INSERT INTO `contact` (`uid`, `created`, `name`, `nick`, `addr`, `url`, `nurl`, `batch`, `network`, `rel`, `blocked`, `pending`, `writable`, `name-date`, `uri-date`, `avatar-date`)
VALUES (0, '%s', '%s', 'relay', '%s', '%s', '%s', '%s', '%s', %d, 0, 0, 1, '%s', '%s', '%s')",
datetime_convert(),
@@ -87,7 +91,7 @@ class Diaspora {
*
* @return string the repaired signature
*/
- private function repair_signature($signature, $handle = "", $level = 1) {
+ private static function repair_signature($signature, $handle = "", $level = 1) {
if ($signature == "")
return ($signature);
@@ -111,7 +115,7 @@ class Diaspora {
*
* @return string verified data
*/
- private function verify_magic_envelope($envelope) {
+ private static function verify_magic_envelope($envelope) {
$basedom = parse_xml_string($envelope, false);
@@ -158,7 +162,106 @@ class Diaspora {
}
/**
- * @brief: Decodes incoming Diaspora message
+ * @brief encrypts data via AES
+ *
+ * @param string $key The AES key
+ * @param string $iv The IV (is used for CBC encoding)
+ * @param string $data The data that is to be encrypted
+ *
+ * @return string encrypted data
+ */
+ private static function aes_encrypt($key, $iv, $data) {
+ return openssl_encrypt($data, 'aes-256-cbc', str_pad($key, 32, "\0"), OPENSSL_RAW_DATA, str_pad($iv, 16, "\0"));
+ }
+
+ /**
+ * @brief decrypts data via AES
+ *
+ * @param string $key The AES key
+ * @param string $iv The IV (is used for CBC encoding)
+ * @param string $encrypted The encrypted data
+ *
+ * @return string decrypted data
+ */
+ private static function aes_decrypt($key, $iv, $encrypted) {
+ return openssl_decrypt($encrypted,'aes-256-cbc', str_pad($key, 32, "\0"), OPENSSL_RAW_DATA,str_pad($iv, 16, "\0"));
+ }
+
+ /**
+ * @brief: Decodes incoming Diaspora message in the new format
+ *
+ * @param array $importer Array of the importer user
+ * @param string $raw raw post message
+ *
+ * @return array
+ * 'message' -> decoded Diaspora XML message
+ * 'author' -> author diaspora handle
+ * 'key' -> author public key (converted to pkcs#8)
+ */
+ public static function decode_raw($importer, $raw) {
+ $data = json_decode($raw);
+
+ // Is it a private post? Then decrypt the outer Salmon
+ if (is_object($data)) {
+ $encrypted_aes_key_bundle = base64_decode($data->aes_key);
+ $ciphertext = base64_decode($data->encrypted_magic_envelope);
+
+ $outer_key_bundle = '';
+ @openssl_private_decrypt($encrypted_aes_key_bundle, $outer_key_bundle, $importer['prvkey']);
+ $j_outer_key_bundle = json_decode($outer_key_bundle);
+
+ if (!is_object($j_outer_key_bundle)) {
+ logger('Outer Salmon did not verify. Discarding.');
+ http_status_exit(400);
+ }
+
+ $outer_iv = base64_decode($j_outer_key_bundle->iv);
+ $outer_key = base64_decode($j_outer_key_bundle->key);
+
+ $xml = diaspora::aes_decrypt($outer_key, $outer_iv, $ciphertext);
+ } else {
+ $xml = $raw;
+ }
+
+ $basedom = parse_xml_string($xml);
+
+ if (!is_object($basedom)) {
+ logger('Received data does not seem to be an XML. Discarding.');
+ http_status_exit(400);
+ }
+
+ $base = $basedom->children(NAMESPACE_SALMON_ME);
+
+ // Not sure if this cleaning is needed
+ $data = str_replace(array(" ", "\t", "\r", "\n"), array("", "", "", ""), $base->data);
+
+ // Build the signed data
+ $type = $base->data[0]->attributes()->type[0];
+ $encoding = $base->encoding;
+ $alg = $base->alg;
+ $signed_data = $data.'.'.base64url_encode($type).'.'.base64url_encode($encoding).'.'.base64url_encode($alg);
+
+ // This is the signature
+ $signature = base64url_decode($base->sig);
+
+ // Get the senders' public key
+ $key_id = $base->sig[0]->attributes()->key_id[0];
+ $author_addr = base64_decode($key_id);
+ $key = diaspora::key($author_addr);
+
+ $verify = rsa_verify($signed_data, $signature, $key);
+ if (!$verify) {
+ logger('Message did not verify. Discarding.');
+ http_status_exit(400);
+ }
+
+ return array('message' => (string)base64url_decode($base->data),
+ 'author' => unxmlify($author_addr),
+ 'key' => (string)$key);
+ }
+
+ /**
+ * @brief: Decodes incoming Diaspora message in the deprecated format
*
* @param array $importer Array of the importer user
* @param string $xml urldecoded Diaspora salmon
@@ -173,12 +276,13 @@ class Diaspora {
$public = false;
$basedom = parse_xml_string($xml);
- if (!is_object($basedom))
+ if (!is_object($basedom)) {
+ logger("XML is not parseable.");
return false;
-
+ }
$children = $basedom->children('https://joindiaspora.com/protocol');
- if($children->header) {
+ if ($children->header) {
$public = true;
$author_link = str_replace('acct:','',$children->header->author_id);
} else {
@@ -196,10 +300,7 @@ class Diaspora {
$outer_iv = base64_decode($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);
+ $decrypted = self::aes_decrypt($outer_key, $outer_iv, $ciphertext);
logger('decrypted: '.$decrypted, LOGGER_DEBUG);
$idom = parse_xml_string($decrypted,false);
@@ -214,11 +315,11 @@ class Diaspora {
// figure out where in the DOM tree our data is hiding
- if($dom->provenance->data)
+ if ($dom->provenance->data)
$base = $dom->provenance;
- elseif($dom->env->data)
+ elseif ($dom->env->data)
$base = $dom->env;
- elseif($dom->data)
+ elseif ($dom->data)
$base = $dom;
if (!$base) {
@@ -251,15 +352,14 @@ class Diaspora {
$data = base64url_decode($data);
- if($public)
+ if ($public)
$inner_decrypted = $data;
else {
// Decode the encrypted blob
$inner_encrypted = base64_decode($data);
- $inner_decrypted = mcrypt_decrypt(MCRYPT_RIJNDAEL_128, $inner_aes_key, $inner_encrypted, MCRYPT_MODE_CBC, $inner_iv);
- $inner_decrypted = pkcs5_unpad($inner_decrypted);
+ $inner_decrypted = self::aes_decrypt($inner_aes_key, $inner_iv, $inner_encrypted);
}
if (!$author_link) {
@@ -308,9 +408,23 @@ class Diaspora {
return false;
}
- // Use a dummy importer to import the data for the public copy
- $importer = array("uid" => 0, "page-flags" => PAGE_FREELOVE);
- $message_id = self::dispatch($importer,$msg);
+ if (!($postdata = self::valid_posting($msg))) {
+ logger("Invalid posting");
+ return false;
+ }
+
+ $fields = $postdata['fields'];
+
+ // Is it a an action (comment, like, ...) for our own post?
+ if (isset($fields->parent_guid) && !$postdata["relayed"]) {
+ $guid = notags(unxmlify($fields->parent_guid));
+ $importer = self::importer_for_guid($guid);
+ if (is_array($importer)) {
+ logger("delivering to origin: ".$importer["name"]);
+ $message_id = self::dispatch($importer, $msg, $fields);
+ return $message_id;
+ }
+ }
// Now distribute it to the followers
$r = q("SELECT `user`.* FROM `user` WHERE `user`.`uid` IN
@@ -319,13 +433,19 @@ class Diaspora {
dbesc(NETWORK_DIASPORA),
dbesc($msg["author"])
);
- if ($r) {
+
+ if (dbm::is_result($r)) {
foreach ($r as $rr) {
logger("delivering to: ".$rr["username"]);
- self::dispatch($rr,$msg);
+ self::dispatch($rr, $msg, $fields);
}
- } else
- logger("No subscribers for ".$msg["author"]." ".print_r($msg, true));
+ } elseif (!Config::get('system', 'relay_subscribe', false)) {
+ logger("Unwanted message from ".$msg["author"]." send by ".$_SERVER["REMOTE_ADDR"]." with ".$_SERVER["HTTP_USER_AGENT"].": ".print_r($msg, true), LOGGER_DEBUG);
+ } else {
+ // Use a dummy importer to import the data for the public copy
+ $importer = array("uid" => 0, "page-flags" => PAGE_FREELOVE);
+ $message_id = self::dispatch($importer, $msg, $fields);
+ }
return $message_id;
}
@@ -335,18 +455,23 @@ class Diaspora {
*
* @param array $importer Array of the importer user
* @param array $msg The post that will be dispatched
+ * @param object $fields SimpleXML object that contains the message
*
* @return int The message id of the generated message, "true" or "false" if there was an error
*/
- public static function dispatch($importer, $msg) {
+ public static function dispatch($importer, $msg, $fields = null) {
// The sender is the handle of the contact that sent the message.
// This will often be different with relayed messages (for example "like" and "comment")
$sender = $msg["author"];
- if (!self::valid_posting($msg, $fields)) {
- logger("Invalid posting");
- return false;
+ // This is only needed for private postings since this is already done for public ones before
+ if (is_null($fields)) {
+ if (!($postdata = self::valid_posting($msg))) {
+ logger("Invalid posting");
+ return false;
+ }
+ $fields = $postdata['fields'];
}
$type = $fields->getName();
@@ -408,11 +533,10 @@ class Diaspora {
* It also does the conversion between the old and the new diaspora format.
*
* @param array $msg Array with the XML, the sender handle and the sender signature
- * @param object $fields SimpleXML object that contains the posting when it is valid
*
- * @return bool Is the posting valid?
+ * @return bool|array If the posting is valid then an array with an SimpleXML object is returned
*/
- private function valid_posting($msg, &$fields) {
+ private static function valid_posting($msg) {
$data = parse_xml_string($msg["message"], false);
@@ -453,38 +577,44 @@ class Diaspora {
foreach ($element->children() AS $fieldname => $entry) {
if ($oldXML) {
// Translation for the old XML structure
- if ($fieldname == "diaspora_handle")
+ if ($fieldname == "diaspora_handle") {
$fieldname = "author";
-
- if ($fieldname == "participant_handles")
+ }
+ if ($fieldname == "participant_handles") {
$fieldname = "participants";
-
+ }
if (in_array($type, array("like", "participation"))) {
- if ($fieldname == "target_type")
+ if ($fieldname == "target_type") {
$fieldname = "parent_type";
+ }
}
-
- if ($fieldname == "sender_handle")
+ if ($fieldname == "sender_handle") {
$fieldname = "author";
-
- if ($fieldname == "recipient_handle")
+ }
+ if ($fieldname == "recipient_handle") {
$fieldname = "recipient";
-
- if ($fieldname == "root_diaspora_id")
+ }
+ if ($fieldname == "root_diaspora_id") {
$fieldname = "root_author";
-
+ }
+ if ($type == "status_message") {
+ if ($fieldname == "raw_message") {
+ $fieldname = "text";
+ }
+ }
if ($type == "retraction") {
- if ($fieldname == "post_guid")
+ if ($fieldname == "post_guid") {
$fieldname = "target_guid";
-
- if ($fieldname == "type")
+ }
+ if ($fieldname == "type") {
$fieldname = "target_type";
+ }
}
}
- if (($fieldname == "author_signature") AND ($entry != ""))
+ if (($fieldname == "author_signature") && ($entry != ""))
$author_signature = base64_decode($entry);
- elseif (($fieldname == "parent_author_signature") AND ($entry != ""))
+ elseif (($fieldname == "parent_author_signature") && ($entry != ""))
$parent_author_signature = base64_decode($entry);
elseif (!in_array($fieldname, array("author_signature", "parent_author_signature", "target_author_signature"))) {
if ($signed_data != "") {
@@ -494,7 +624,7 @@ class Diaspora {
$signed_data .= $entry;
}
- if (!in_array($fieldname, array("parent_author_signature", "target_author_signature")) OR
+ if (!in_array($fieldname, array("parent_author_signature", "target_author_signature")) ||
($orig_type == "relayable_retraction"))
xml::copy($entry, $fields, $fieldname);
}
@@ -507,9 +637,9 @@ class Diaspora {
}
// Only some message types have signatures. So we quit here for the other types.
- if (!in_array($type, array("comment", "message", "like")))
- return true;
-
+ if (!in_array($type, array("comment", "like"))) {
+ return array("fields" => $fields, "relayed" => false);
+ }
// No author_signature? This is a must, so we quit.
if (!isset($author_signature)) {
logger("No author signature for type ".$type." - Message: ".$msg["message"], LOGGER_DEBUG);
@@ -517,21 +647,26 @@ class Diaspora {
}
if (isset($parent_author_signature)) {
+ $relayed = true;
+
$key = self::key($msg["author"]);
if (!rsa_verify($signed_data, $parent_author_signature, $key, "sha256")) {
- logger("No valid parent author signature for author ".$msg["author"]. " in type ".$type." - signed data: ".$signed_data." - Message: ".$msg["message"]." - Signature ".$parent_author_signature, LOGGER_DEBUG);
+ logger("No valid parent author signature for parent author ".$msg["author"]. " in type ".$type." - signed data: ".$signed_data." - Message: ".$msg["message"]." - Signature ".$parent_author_signature, LOGGER_DEBUG);
return false;
}
+ } else {
+ $relayed = false;
}
$key = self::key($fields->author);
if (!rsa_verify($signed_data, $author_signature, $key, "sha256")) {
- logger("No valid author signature for author ".$msg["author"]. " in type ".$type." - signed data: ".$signed_data." - Message: ".$msg["message"]." - Signature ".$author_signature, LOGGER_DEBUG);
+ logger("No valid author signature for author ".$fields->author. " in type ".$type." - signed data: ".$signed_data." - Message: ".$msg["message"]." - Signature ".$author_signature, LOGGER_DEBUG);
return false;
- } else
- return true;
+ } else {
+ return array("fields" => $fields, "relayed" => $relayed);
+ }
}
/**
@@ -541,13 +676,13 @@ class Diaspora {
*
* @return string The public key
*/
- private function key($handle) {
+ private static function key($handle) {
$handle = strval($handle);
logger("Fetching diaspora key for: ".$handle);
$r = self::person_by_handle($handle);
- if($r)
+ if ($r)
return $r["pubkey"];
return "";
@@ -560,7 +695,7 @@ class Diaspora {
*
* @return array the queried data
*/
- private function person_by_handle($handle) {
+ public static function person_by_handle($handle) {
$r = q("SELECT * FROM `fcontact` WHERE `network` = '%s' AND `addr` = '%s' LIMIT 1",
dbesc(NETWORK_DIASPORA),
@@ -579,13 +714,13 @@ class Diaspora {
$update = true;
}
- if (!$person OR $update) {
+ if (!$person || $update) {
logger("create or refresh", LOGGER_DEBUG);
$r = probe_url($handle, PROBE_DIASPORA);
// Note that Friendica contacts will return a "Diaspora person"
// if Diaspora connectivity is enabled on their server
- if ($r AND ($r["network"] === NETWORK_DIASPORA)) {
+ if ($r && ($r["network"] === NETWORK_DIASPORA)) {
self::add_fcontact($r, $update);
$person = $r;
}
@@ -601,9 +736,9 @@ class Diaspora {
*
* @return string The id of the fcontact entry
*/
- private function add_fcontact($arr, $update = false) {
+ private static function add_fcontact($arr, $update = false) {
- if($update) {
+ if ($update) {
$r = q("UPDATE `fcontact` SET
`name` = '%s',
`photo` = '%s',
@@ -734,14 +869,32 @@ class Diaspora {
*
* @return The contact id
*/
- private function contact_by_handle($uid, $handle) {
+ private static function contact_by_handle($uid, $handle) {
+
+ // First do a direct search on the contact table
$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `addr` = '%s' LIMIT 1",
intval($uid),
dbesc($handle)
);
- if ($r)
+ if (dbm::is_result($r)) {
return $r[0];
+ } else {
+ /*
+ * We haven't found it?
+ * We use another function for it that will possibly create a contact entry.
+ */
+ $cid = get_contact($handle, $uid);
+
+ if ($cid > 0) {
+ /// @TODO Contact retrieval should be encapsulated into an "entity" class like `Contact`
+ $r = q("SELECT * FROM `contact` WHERE `id` = %d LIMIT 1", intval($cid));
+
+ if (dbm::is_result($r)) {
+ return $r[0];
+ }
+ }
+ }
$handle_parts = explode("@", $handle);
$nurl_sql = "%%://".$handle_parts[1]."%%/profile/".$handle_parts[0];
@@ -750,9 +903,11 @@ class Diaspora {
intval($uid),
dbesc($nurl_sql)
);
- if($r)
+ if (dbm::is_result($r)) {
return $r[0];
+ }
+ logger("Haven't found contact for user ".$uid." and handle ".$handle, LOGGER_DEBUG);
return false;
}
@@ -765,12 +920,14 @@ class Diaspora {
*
* @return bool is the contact allowed to post?
*/
- private function post_allow($importer, $contact, $is_comment = false) {
+ private static function post_allow($importer, $contact, $is_comment = false) {
- // perhaps we were already sharing with this person. Now they're sharing with us.
- // That makes us friends.
- // Normally this should have handled by getting a request - but this could get lost
- if($contact["rel"] == CONTACT_IS_FOLLOWER && in_array($importer["page-flags"], array(PAGE_FREELOVE))) {
+ /*
+ * Perhaps we were already sharing with this person. Now they're sharing with us.
+ * That makes us friends.
+ * Normally this should have handled by getting a request - but this could get lost
+ */
+ if ($contact["rel"] == CONTACT_IS_FOLLOWER && in_array($importer["page-flags"], array(PAGE_FREELOVE))) {
q("UPDATE `contact` SET `rel` = %d, `writable` = 1 WHERE `id` = %d AND `uid` = %d",
intval(CONTACT_IS_FRIEND),
intval($contact["id"]),
@@ -780,17 +937,23 @@ class Diaspora {
logger("defining user ".$contact["nick"]." as friend");
}
- if(($contact["blocked"]) || ($contact["readonly"]) || ($contact["archive"]))
+ // We don't seem to like that person
+ if ($contact["blocked"] || $contact["readonly"] || $contact["archive"]) {
+ // Maybe blocked, don't accept.
return false;
- if($contact["rel"] == CONTACT_IS_SHARING || $contact["rel"] == CONTACT_IS_FRIEND)
+ // We are following this person?
+ } elseif (($contact["rel"] == CONTACT_IS_SHARING) || ($contact["rel"] == CONTACT_IS_FRIEND)) {
+ // Yes, then it is fine.
return true;
- if($contact["rel"] == CONTACT_IS_FOLLOWER)
- if(($importer["page-flags"] == PAGE_COMMUNITY) OR $is_comment)
- return true;
-
- // Messages for the global users are always accepted
- if ($importer["uid"] == 0)
+ // Is it a post to a community?
+ } elseif (($contact["rel"] == CONTACT_IS_FOLLOWER) && ($importer["page-flags"] == PAGE_COMMUNITY)) {
+ // That's good
+ return true;
+ // Is the message a global user or a comment?
+ } elseif (($importer["uid"] == 0) || $is_comment) {
+ // Messages for the global users and comments are always accepted
return true;
+ }
return false;
}
@@ -804,11 +967,16 @@ class Diaspora {
*
* @return array The contact data
*/
- private function allowed_contact_by_handle($importer, $handle, $is_comment = false) {
+ private static function allowed_contact_by_handle($importer, $handle, $is_comment = false) {
$contact = self::contact_by_handle($importer["uid"], $handle);
if (!$contact) {
logger("A Contact for handle ".$handle." and user ".$importer["uid"]." was not found");
- return false;
+ // If a contact isn't found, we accept it anyway if it is a comment
+ if ($is_comment) {
+ return $importer;
+ } else {
+ return false;
+ }
}
if (!self::post_allow($importer, $contact, $is_comment)) {
@@ -826,13 +994,13 @@ class Diaspora {
*
* @return int|bool message id if the message already was stored into the system - or false.
*/
- private function message_exists($uid, $guid) {
+ private static function message_exists($uid, $guid) {
$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
intval($uid),
dbesc($guid)
);
- if ($r) {
+ if (dbm::is_result($r)) {
logger("message ".$guid." already exists for user ".$uid);
return $r[0]["id"];
}
@@ -845,7 +1013,7 @@ class Diaspora {
*
* @param array $item The item array
*/
- private function fetch_guid($item) {
+ private static function fetch_guid($item) {
preg_replace_callback("&\[url=/posts/([^\[\]]*)\](.*)\[\/url\]&Usi",
function ($match) use ($item){
return(self::fetch_guid_sub($match, $item));
@@ -890,7 +1058,7 @@ class Diaspora {
* @param array $match array containing a link that has to be checked for a message link
* @param array $item The item array
*/
- private function fetch_guid_sub($match, $item) {
+ private static function fetch_guid_sub($match, $item) {
if (!self::store_by_guid($match[1], $item["author-link"]))
self::store_by_guid($match[1], $item["owner-link"]);
}
@@ -904,7 +1072,7 @@ class Diaspora {
*
* @return int the message id of the stored message or false
*/
- private function store_by_guid($guid, $server, $uid = 0) {
+ private static function store_by_guid($guid, $server, $uid = 0) {
$serverparts = parse_url($server);
$server = $serverparts["scheme"]."://".$serverparts["host"];
@@ -933,7 +1101,7 @@ class Diaspora {
* 'author' => The author handle
* 'key' => The public key of the author
*/
- private function message($guid, $server, $level = 0) {
+ private static function message($guid, $server, $level = 0) {
if ($level > 5)
return false;
@@ -943,7 +1111,7 @@ class Diaspora {
logger("Fetch post from ".$source_url, LOGGER_DEBUG);
$envelope = fetch_url($source_url);
- if($envelope) {
+ if ($envelope) {
logger("Envelope was fetched.", LOGGER_DEBUG);
$x = self::verify_magic_envelope($envelope);
if (!$x)
@@ -959,7 +1127,7 @@ class Diaspora {
logger("Fetch post from ".$source_url, LOGGER_DEBUG);
$x = fetch_url($source_url);
- if(!$x)
+ if (!$x)
return false;
}
@@ -983,7 +1151,7 @@ class Diaspora {
// Fetch the author - for the old and the new Diaspora version
if ($source_xml->post->status_message->diaspora_handle)
$author = (string)$source_xml->post->status_message->diaspora_handle;
- elseif ($source_xml->author AND ($source_xml->getName() == "status_message"))
+ elseif ($source_xml->author && ($source_xml->getName() == "status_message"))
$author = (string)$source_xml->author;
// If this isn't a "status_message" then quit
@@ -1009,14 +1177,14 @@ class Diaspora {
*
* @return array the item record
*/
- private function parent_item($uid, $guid, $author, $contact) {
+ private static function parent_item($uid, $guid, $author, $contact) {
$r = q("SELECT `id`, `body`, `wall`, `uri`, `private`, `origin`,
`author-name`, `author-link`, `author-avatar`,
`owner-name`, `owner-link`, `owner-avatar`
FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
intval($uid), dbesc($guid));
- if(!$r) {
+ if (!$r) {
$result = self::store_by_guid($guid, $contact["url"], $uid);
if (!$result) {
@@ -1055,7 +1223,7 @@ class Diaspora {
* 'cid' => contact id
* 'network' => network type
*/
- private function author_contact_by_url($contact, $person, $uid) {
+ private static function author_contact_by_url($contact, $person, $uid) {
$r = q("SELECT `id`, `network`, `url` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d LIMIT 1",
dbesc(normalise_link($person["url"])), intval($uid));
@@ -1063,9 +1231,9 @@ class Diaspora {
$cid = $r[0]["id"];
$network = $r[0]["network"];
- // We are receiving content from a user that is about to be terminated
+ // We are receiving content from a user that possibly is about to be terminated
// This means the user is vital, so we remove a possible termination date.
- unmark_for_death($contact);
+ unmark_for_death($r[0]);
} else {
$cid = $contact["id"];
$network = NETWORK_DIASPORA;
@@ -1093,7 +1261,7 @@ class Diaspora {
*
* @return string the post link
*/
- private function plink($addr, $guid) {
+ private static function plink($addr, $guid) {
$r = q("SELECT `url`, `nick`, `network` FROM `fcontact` WHERE `addr`='%s' LIMIT 1", dbesc($addr));
// Fallback
@@ -1123,7 +1291,7 @@ class Diaspora {
*
* @return bool Success
*/
- private function receive_account_deletion($importer, $data) {
+ private static function receive_account_deletion($importer, $data) {
/// @todo Account deletion should remove the contact from the global contacts as well
@@ -1172,10 +1340,31 @@ class Diaspora {
private static function get_guid_from_uri($uri, $uid) {
$r = q("SELECT `guid` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1", dbesc($uri), intval($uid));
- if (dbm::is_result($r))
+ if (dbm::is_result($r)) {
return $r[0]["guid"];
- else
+ } else {
return false;
+ }
+ }
+
+ /**
+ * @brief Find the best importer for a comment, like, ...
+ *
+ * @param string $guid The guid of the item
+ *
+ * @return array|boolean the origin owner of that post - or false
+ */
+ private static function importer_for_guid($guid) {
+ $item = dba::fetch_first("SELECT `uid` FROM `item` WHERE `origin` AND `guid` = ? LIMIT 1", $guid);
+
+ if (dbm::is_result($item)) {
+ logger("Found user ".$item['uid']." as owner of item ".$guid, LOGGER_DEBUG);
+ $contact = dba::fetch_first("SELECT * FROM `contact` WHERE `self` AND `uid` = ?", $item['uid']);
+ if (dbm::is_result($contact)) {
+ return $contact;
+ }
+ }
+ return false;
}
/**
@@ -1188,11 +1377,11 @@ class Diaspora {
*
* @return int The message id of the generated comment or "false" if there was an error
*/
- private function receive_comment($importer, $sender, $data, $xml) {
+ private static function receive_comment($importer, $sender, $data, $xml) {
+ $author = notags(unxmlify($data->author));
$guid = notags(unxmlify($data->guid));
$parent_guid = notags(unxmlify($data->parent_guid));
$text = unxmlify($data->text);
- $author = notags(unxmlify($data->author));
if (isset($data->created_at)) {
$created_at = datetime_convert("UTC", "UTC", notags(unxmlify($data->created_at)));
@@ -1214,7 +1403,7 @@ class Diaspora {
$message_id = self::message_exists($importer["uid"], $guid);
if ($message_id) {
- return $message_id;
+ return true;
}
$parent_item = self::parent_item($importer["uid"], $parent_guid, $author, $contact);
@@ -1259,7 +1448,9 @@ class Diaspora {
}
$datarray["object-type"] = ACTIVITY_OBJ_COMMENT;
- $datarray["object"] = $xml;
+
+ $datarray["protocol"] = PROTOCOL_DIASPORA;
+ $datarray["source"] = $xml;
$datarray["changed"] = $datarray["created"] = $datarray["edited"] = $created_at;
@@ -1271,12 +1462,16 @@ class Diaspora {
$message_id = item_store($datarray);
+ if ($message_id <= 0) {
+ return false;
+ }
+
if ($message_id) {
logger("Stored comment ".$datarray["guid"]." with message id ".$message_id, LOGGER_DEBUG);
}
// If we are the origin of the parent we store the original data and notify our followers
- if($message_id AND $parent_item["origin"]) {
+ if ($message_id && $parent_item["origin"]) {
// Formerly we stored the signed text, the signature and the author in different fields.
// We now store the raw data so that we are more flexible.
@@ -1289,7 +1484,7 @@ class Diaspora {
proc_run(PRIORITY_HIGH, "include/notifier.php", "comment-import", $message_id);
}
- return $message_id;
+ return true;
}
/**
@@ -1304,17 +1499,10 @@ class Diaspora {
*
* @return bool "true" if it was successful
*/
- private function receive_conversation_message($importer, $contact, $data, $msg, $mesg, $conversation) {
+ private static function receive_conversation_message($importer, $contact, $data, $msg, $mesg, $conversation) {
+ $author = notags(unxmlify($data->author));
$guid = notags(unxmlify($data->guid));
$subject = notags(unxmlify($data->subject));
- $author = notags(unxmlify($data->author));
-
- $msg_guid = notags(unxmlify($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)));
// "diaspora_handle" is the element name from the old version
// "author" is the element name from the new version
@@ -1326,7 +1514,10 @@ class Diaspora {
return false;
}
+ $msg_guid = notags(unxmlify($mesg->guid));
$msg_conversation_guid = notags(unxmlify($mesg->conversation_guid));
+ $msg_text = unxmlify($mesg->text);
+ $msg_created_at = datetime_convert("UTC", "UTC", notags(unxmlify($mesg->created_at)));
if ($msg_conversation_guid != $guid) {
logger("message conversation guid does not belong to the current conversation.");
@@ -1336,44 +1527,13 @@ class Diaspora {
$body = diaspora2bb($msg_text);
$message_uri = $msg_author.":".$msg_guid;
- $author_signed_data = $msg_guid.";".$msg_parent_guid.";".$msg_text.";".unxmlify($mesg->created_at).";".$msg_author.";".$msg_conversation_guid;
-
- $author_signature = base64_decode($msg_author_signature);
-
- if (strcasecmp($msg_author,$msg["author"]) == 0) {
- $person = $contact;
- $key = $msg["key"];
- } else {
- $person = self::person_by_handle($msg_author);
-
- if (is_array($person) && x($person, "pubkey")) {
- $key = $person["pubkey"];
- } else {
- logger("unable to find author details");
- return false;
- }
- }
-
- if (!rsa_verify($author_signed_data, $author_signature, $key, "sha256")) {
- logger("verification failed.");
- return false;
- }
-
- if ($msg_parent_author_signature) {
- $owner_signed_data = $msg_guid.";".$msg_parent_guid.";".$msg_text.";".unxmlify($mesg->created_at).";".$msg_author.";".$msg_conversation_guid;
+ $person = self::person_by_handle($msg_author);
- $parent_author_signature = base64_decode($msg_parent_author_signature);
+ dba::lock('mail');
- $key = $msg["key"];
-
- if (!rsa_verify($owner_signed_data, $parent_author_signature, $key, "sha256")) {
- logger("owner verification failed.");
- return false;
- }
- }
-
- $r = q("SELECT `id` FROM `mail` WHERE `uri` = '%s' LIMIT 1",
- dbesc($message_uri)
+ $r = q("SELECT `id` FROM `mail` WHERE `guid` = '%s' AND `uid` = %d LIMIT 1",
+ dbesc($msg_guid),
+ intval($importer["uid"])
);
if (dbm::is_result($r)) {
logger("duplicate message already delivered.", LOGGER_DEBUG);
@@ -1398,6 +1558,8 @@ class Diaspora {
dbesc($msg_created_at)
);
+ dba::unlock();
+
q("UPDATE `conv` SET `updated` = '%s' WHERE `id` = %d",
dbesc(datetime_convert()),
intval($conversation["id"])
@@ -1429,11 +1591,11 @@ class Diaspora {
*
* @return bool Success
*/
- private function receive_conversation($importer, $msg, $data) {
+ private static function receive_conversation($importer, $msg, $data) {
+ $author = notags(unxmlify($data->author));
$guid = notags(unxmlify($data->guid));
$subject = notags(unxmlify($data->subject));
$created_at = datetime_convert("UTC", "UTC", notags(unxmlify($data->created_at)));
- $author = notags(unxmlify($data->author));
$participants = notags(unxmlify($data->participants));
$messages = $data->message;
@@ -1453,7 +1615,7 @@ class Diaspora {
intval($importer["uid"]),
dbesc($guid)
);
- if($c)
+ if ($c)
$conversation = $c[0];
else {
$r = q("INSERT INTO `conv` (`uid`, `guid`, `creator`, `created`, `updated`, `subject`, `recips`)
@@ -1466,21 +1628,21 @@ class Diaspora {
dbesc($subject),
dbesc($participants)
);
- if($r)
+ if ($r)
$c = q("SELECT * FROM `conv` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
intval($importer["uid"]),
dbesc($guid)
);
- if($c)
+ if ($c)
$conversation = $c[0];
}
if (!$conversation) {
logger("unable to create conversation.");
- return;
+ return false;
}
- foreach($messages as $mesg)
+ foreach ($messages as $mesg)
self::receive_conversation_message($importer, $contact, $data, $msg, $mesg, $conversation);
return true;
@@ -1495,7 +1657,7 @@ class Diaspora {
*
* @return string the body
*/
- private function construct_like_body($contact, $parent_item, $guid) {
+ private static function construct_like_body($contact, $parent_item, $guid) {
$bodyverb = t('%1$s likes %2$s\'s %3$s');
$ulink = "[url=".$contact["url"]."]".$contact["name"]."[/url]";
@@ -1513,7 +1675,7 @@ class Diaspora {
*
* @return string The XML
*/
- private function construct_like_object($importer, $parent_item) {
+ private static function construct_like_object($importer, $parent_item) {
$objtype = ACTIVITY_OBJ_NOTE;
$link = '';
$parent_body = $parent_item["body"];
@@ -1537,12 +1699,12 @@ class Diaspora {
*
* @return int The message id of the generated like or "false" if there was an error
*/
- private function receive_like($importer, $sender, $data) {
- $positive = notags(unxmlify($data->positive));
+ private static function receive_like($importer, $sender, $data) {
+ $author = notags(unxmlify($data->author));
$guid = notags(unxmlify($data->guid));
- $parent_type = notags(unxmlify($data->parent_type));
$parent_guid = notags(unxmlify($data->parent_guid));
- $author = notags(unxmlify($data->author));
+ $parent_type = notags(unxmlify($data->parent_type));
+ $positive = notags(unxmlify($data->positive));
// likes on comments aren't supported by Diaspora - only on posts
// But maybe this will be supported in the future, so we will accept it.
@@ -1555,7 +1717,7 @@ class Diaspora {
$message_id = self::message_exists($importer["uid"], $guid);
if ($message_id)
- return $message_id;
+ return true;
$parent_item = self::parent_item($importer["uid"], $parent_guid, $author, $contact);
if (!$parent_item)
@@ -1579,6 +1741,8 @@ class Diaspora {
$datarray = array();
+ $datarray["protocol"] = PROTOCOL_DIASPORA;
+
$datarray["uid"] = $importer["uid"];
$datarray["contact-id"] = $author_contact["cid"];
$datarray["network"] = $author_contact["network"];
@@ -1606,11 +1770,16 @@ class Diaspora {
$message_id = item_store($datarray);
- if ($message_id)
+ if ($message_id <= 0) {
+ return false;
+ }
+
+ if ($message_id) {
logger("Stored like ".$datarray["guid"]." with message id ".$message_id, LOGGER_DEBUG);
+ }
// If we are the origin of the parent we store the original data and notify our followers
- if($message_id AND $parent_item["origin"]) {
+ if ($message_id && $parent_item["origin"]) {
// Formerly we stored the signed text, the signature and the author in different fields.
// We now store the raw data so that we are more flexible.
@@ -1623,7 +1792,7 @@ class Diaspora {
proc_run(PRIORITY_HIGH, "include/notifier.php", "comment-import", $message_id);
}
- return $message_id;
+ return true;
}
/**
@@ -1634,13 +1803,12 @@ class Diaspora {
*
* @return bool Success?
*/
- private function receive_message($importer, $data) {
+ private static function receive_message($importer, $data) {
+ $author = notags(unxmlify($data->author));
$guid = notags(unxmlify($data->guid));
- $parent_guid = notags(unxmlify($data->parent_guid));
+ $conversation_guid = notags(unxmlify($data->conversation_guid));
$text = unxmlify($data->text);
$created_at = datetime_convert("UTC", "UTC", notags(unxmlify($data->created_at)));
- $author = notags(unxmlify($data->author));
- $conversation_guid = notags(unxmlify($data->conversation_guid));
$contact = self::allowed_contact_by_handle($importer, $author, true);
if (!$contact) {
@@ -1668,8 +1836,14 @@ class Diaspora {
return false;
}
- $r = q("SELECT `id` FROM `mail` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
- dbesc($message_uri),
+ $body = diaspora2bb($text);
+
+ $body = self::replace_people_guid($body, $person["url"]);
+
+ dba::lock('mail');
+
+ $r = q("SELECT `id` FROM `mail` WHERE `guid` = '%s' AND `uid` = %d LIMIT 1",
+ dbesc($guid),
intval($importer["uid"])
);
if (dbm::is_result($r)) {
@@ -1677,10 +1851,6 @@ class Diaspora {
return false;
}
- $body = diaspora2bb($text);
-
- $body = self::replace_people_guid($body, $person["url"]);
-
q("INSERT INTO `mail` (`uid`, `guid`, `convid`, `from-name`,`from-photo`,`from-url`,`contact-id`,`title`,`body`,`seen`,`reply`,`uri`,`parent-uri`,`created`)
VALUES ( %d, '%s', %d, '%s', '%s', '%s', %d, '%s', '%s', %d, %d, '%s','%s','%s')",
intval($importer["uid"]),
@@ -1695,10 +1865,12 @@ class Diaspora {
0,
1,
dbesc($message_uri),
- dbesc($author.":".$parent_guid),
+ dbesc($author.":".$conversation["guid"]),
dbesc($created_at)
);
+ dba::unlock();
+
q("UPDATE `conv` SET `updated` = '%s' WHERE `id` = %d",
dbesc(datetime_convert()),
intval($conversation["id"])
@@ -1715,7 +1887,7 @@ class Diaspora {
*
* @return bool always true
*/
- private function receive_participation($importer, $data) {
+ private static function receive_participation($importer, $data) {
// I'm not sure if we can fully support this message type
return true;
}
@@ -1728,7 +1900,7 @@ class Diaspora {
*
* @return bool always true
*/
- private function receive_photo($importer, $data) {
+ private static function receive_photo($importer, $data) {
// There doesn't seem to be a reason for this function, since the photo data is transmitted in the status message as well
return true;
}
@@ -1741,7 +1913,7 @@ class Diaspora {
*
* @return bool always true
*/
- private function receive_poll_participation($importer, $data) {
+ private static function receive_poll_participation($importer, $data) {
// We don't support polls by now
return true;
}
@@ -1754,7 +1926,7 @@ class Diaspora {
*
* @return bool Success
*/
- private function receive_profile($importer, $data) {
+ private static function receive_profile($importer, $data) {
$author = strtolower(notags(unxmlify($data->author)));
$contact = self::contact_by_handle($importer["uid"], $author);
@@ -1764,9 +1936,9 @@ class Diaspora {
$name = unxmlify($data->first_name).((strlen($data->last_name)) ? " ".unxmlify($data->last_name) : "");
$image_url = unxmlify($data->image_url);
$birthday = unxmlify($data->birthday);
- $location = diaspora2bb(unxmlify($data->location));
- $about = diaspora2bb(unxmlify($data->bio));
$gender = unxmlify($data->gender);
+ $about = diaspora2bb(unxmlify($data->bio));
+ $location = diaspora2bb(unxmlify($data->location));
$searchable = (unxmlify($data->searchable) == "true");
$nsfw = (unxmlify($data->nsfw) == "true");
$tags = unxmlify($data->tag_string);
@@ -1785,10 +1957,10 @@ class Diaspora {
$handle_parts = explode("@", $author);
$nick = $handle_parts[0];
- if($name === "")
+ if ($name === "")
$name = $handle_parts[0];
- if( preg_match("|^https?://|", $image_url) === 0)
+ if ( preg_match("|^https?://|", $image_url) === 0)
$image_url = "http://".$handle_parts[1].$image_url;
update_contact_avatar($image_url, $importer["uid"], $contact["id"]);
@@ -1803,7 +1975,7 @@ class Diaspora {
// this is to prevent multiple birthday notifications in a single year
// if we already have a stored birthday and the 'm-d' part hasn't changed, preserve the entry, which will preserve the notify year
- if(substr($birthday,5) === substr($contact["bd"],5))
+ if (substr($birthday,5) === substr($contact["bd"],5))
$birthday = $contact["bd"];
$r = q("UPDATE `contact` SET `name` = '%s', `nick` = '%s', `addr` = '%s', `name-date` = '%s', `bd` = '%s',
@@ -1821,18 +1993,15 @@ class Diaspora {
intval($importer["uid"])
);
- if ($searchable) {
- poco_check($contact["url"], $name, NETWORK_DIASPORA, $image_url, $about, $location, $gender, $keywords, "",
- datetime_convert(), 2, $contact["id"], $importer["uid"]);
- }
-
$gcontact = array("url" => $contact["url"], "network" => NETWORK_DIASPORA, "generation" => 2,
"photo" => $image_url, "name" => $name, "location" => $location,
"about" => $about, "birthday" => $birthday, "gender" => $gender,
"addr" => $author, "nick" => $nick, "keywords" => $keywords,
"hide" => !$searchable, "nsfw" => $nsfw);
- update_gcontact($gcontact);
+ $gcid = update_gcontact($gcontact);
+
+ link_gcontact($gcid, $importer["uid"], $contact["id"]);
logger("Profile of contact ".$contact["id"]." stored for user ".$importer["uid"], LOGGER_DEBUG);
@@ -1845,11 +2014,11 @@ class Diaspora {
* @param array $importer Array of the importer user
* @param array $contact The contact that send the request
*/
- private function receive_request_make_friend($importer, $contact) {
+ private static function receive_request_make_friend($importer, $contact) {
$a = get_app();
- if($contact["rel"] == CONTACT_IS_FOLLOWER && in_array($importer["page-flags"], array(PAGE_FREELOVE))) {
+ if ($contact["rel"] == CONTACT_IS_FOLLOWER && in_array($importer["page-flags"], array(PAGE_FREELOVE))) {
q("UPDATE `contact` SET `rel` = %d, `writable` = 1 WHERE `id` = %d AND `uid` = %d",
intval(CONTACT_IS_FRIEND),
intval($contact["id"]),
@@ -1862,7 +2031,7 @@ class Diaspora {
intval($importer["uid"])
);
- if($r && !$r[0]["hide-friends"] && !$contact["hidden"] && intval(get_pconfig($importer["uid"], "system", "post_newfriend"))) {
+ if ($r && !$r[0]["hide-friends"] && !$contact["hidden"] && intval(get_pconfig($importer["uid"], "system", "post_newfriend"))) {
$self = q("SELECT * FROM `contact` WHERE `self` AND `uid` = %d LIMIT 1",
intval($importer["uid"])
@@ -1870,9 +2039,10 @@ class Diaspora {
// they are not CONTACT_IS_FOLLOWER anymore but that's what we have in the array
- if($self && $contact["rel"] == CONTACT_IS_FOLLOWER) {
+ if ($self && $contact["rel"] == CONTACT_IS_FOLLOWER) {
$arr = array();
+ $arr["protocol"] = PROTOCOL_DIASPORA;
$arr["uri"] = $arr["parent-uri"] = item_new_uri($a->get_hostname(), $importer["uid"]);
$arr["uid"] = $importer["uid"];
$arr["contact-id"] = $self[0]["id"];
@@ -1901,7 +2071,7 @@ class Diaspora {
$arr["deny_gid"] = $user[0]["deny_gid"];
$i = item_store($arr);
- if($i)
+ if ($i)
proc_run(PRIORITY_HIGH, "include/notifier.php", "activity", $i);
}
}
@@ -1914,7 +2084,7 @@ class Diaspora {
*
* @return string The XML
*/
- private function construct_new_friend_object($contact) {
+ private static function construct_new_friend_object($contact) {
$objtype = ACTIVITY_OBJ_PERSON;
$link = ''."\n".
''."\n";
@@ -1935,7 +2105,7 @@ class Diaspora {
*
* @return bool Success
*/
- private function receive_contact_request($importer, $data) {
+ private static function receive_contact_request($importer, $data) {
$author = unxmlify($data->author);
$recipient = unxmlify($data->recipient);
@@ -1962,7 +2132,7 @@ class Diaspora {
// perhaps we were already sharing with this person. Now they're sharing with us.
// That makes us friends.
if ($contact) {
- if ($following AND $sharing) {
+ if ($following && $sharing) {
logger("Author ".$author." (Contact ".$contact["id"].") wants to have a bidirectional conection.", LOGGER_DEBUG);
self::receive_request_make_friend($importer, $contact);
@@ -1985,17 +2155,17 @@ class Diaspora {
}
}
- if (!$following AND $sharing AND in_array($importer["page-flags"], array(PAGE_SOAPBOX, PAGE_NORMAL))) {
+ if (!$following && $sharing && in_array($importer["page-flags"], array(PAGE_SOAPBOX, PAGE_NORMAL))) {
logger("Author ".$author." wants to share with us - but doesn't want to listen. Request is ignored.", LOGGER_DEBUG);
return false;
- } elseif (!$following AND !$sharing) {
+ } elseif (!$following && !$sharing) {
logger("Author ".$author." doesn't want anything - and we don't know the author. Request is ignored.", LOGGER_DEBUG);
return false;
- } elseif (!$following AND $sharing) {
+ } elseif (!$following && $sharing) {
logger("Author ".$author." wants to share with us.", LOGGER_DEBUG);
- } elseif ($following AND $sharing) {
+ } elseif ($following && $sharing) {
logger("Author ".$author." wants to have a bidirectional conection.", LOGGER_DEBUG);
- } elseif ($following AND !$sharing) {
+ } elseif ($following && !$sharing) {
logger("Author ".$author." wants to listen to us.", LOGGER_DEBUG);
}
@@ -2040,12 +2210,12 @@ class Diaspora {
$def_gid = get_default_group($importer['uid'], $ret["network"]);
- if(intval($def_gid))
+ if (intval($def_gid))
group_add_member($importer["uid"], "", $contact_record["id"], $def_gid);
update_contact_avatar($ret["photo"], $importer['uid'], $contact_record["id"], true);
- if($importer["page-flags"] == PAGE_NORMAL) {
+ if ($importer["page-flags"] == PAGE_NORMAL) {
logger("Sending intra message for author ".$author.".", LOGGER_DEBUG);
@@ -2073,9 +2243,9 @@ class Diaspora {
// 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) AND $sharing AND $following)
+ if (($importer["page-flags"] == PAGE_FREELOVE) && $sharing && $following)
$new_relation = CONTACT_IS_FRIEND;
- elseif (($importer["page-flags"] == PAGE_FREELOVE) AND $sharing)
+ elseif (($importer["page-flags"] == PAGE_FREELOVE) && $sharing)
$new_relation = CONTACT_IS_SHARING;
else
$new_relation = CONTACT_IS_FOLLOWER;
@@ -2095,7 +2265,7 @@ class Diaspora {
);
$u = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1", intval($importer["uid"]));
- if($u) {
+ if ($u) {
logger("Sending share message (Relation: ".$new_relation.") to author ".$author." - Contact: ".$contact_record["id"]." - User: ".$importer["uid"], LOGGER_DEBUG);
$ret = self::send_share($u[0], $contact_record);
@@ -2116,7 +2286,7 @@ class Diaspora {
*
* @return array The fetched item
*/
- private function original_item($guid, $orig_author, $author) {
+ private static function original_item($guid, $orig_author, $author) {
// Do we already have this item?
$r = q("SELECT `body`, `tag`, `app`, `created`, `object-type`, `uri`, `guid`,
@@ -2187,13 +2357,14 @@ class Diaspora {
*
* @return int the message id
*/
- private function receive_reshare($importer, $data, $xml) {
+ private static function receive_reshare($importer, $data, $xml) {
+ $author = notags(unxmlify($data->author));
+ $guid = notags(unxmlify($data->guid));
+ $created_at = datetime_convert("UTC", "UTC", notags(unxmlify($data->created_at)));
$root_author = notags(unxmlify($data->root_author));
$root_guid = notags(unxmlify($data->root_guid));
- $guid = notags(unxmlify($data->guid));
- $author = notags(unxmlify($data->author));
+ /// @todo handle unprocessed property "provider_display_name"
$public = notags(unxmlify($data->public));
- $created_at = datetime_convert("UTC", "UTC", notags(unxmlify($data->created_at)));
$contact = self::allowed_contact_by_handle($importer, $author, false);
if (!$contact) {
@@ -2202,7 +2373,7 @@ class Diaspora {
$message_id = self::message_exists($importer["uid"], $guid);
if ($message_id) {
- return $message_id;
+ return true;
}
$original_item = self::original_item($root_guid, $root_author, $author);
@@ -2232,7 +2403,8 @@ class Diaspora {
$datarray["verb"] = ACTIVITY_POST;
$datarray["gravity"] = GRAVITY_PARENT;
- $datarray["object"] = $xml;
+ $datarray["protocol"] = PROTOCOL_DIASPORA;
+ $datarray["source"] = $xml;
$prefix = share_header($original_item["author-name"], $original_item["author-link"], $original_item["author-avatar"],
$original_item["guid"], $original_item["created"], $orig_url);
@@ -2252,9 +2424,10 @@ class Diaspora {
if ($message_id) {
logger("Stored reshare ".$datarray["guid"]." with message id ".$message_id, LOGGER_DEBUG);
+ return true;
+ } else {
+ return false;
}
-
- return $message_id;
}
/**
@@ -2266,10 +2439,10 @@ class Diaspora {
*
* @return bool success
*/
- private function item_retraction($importer, $contact, $data) {
- $target_type = notags(unxmlify($data->target_type));
- $target_guid = notags(unxmlify($data->target_guid));
+ private static function item_retraction($importer, $contact, $data) {
$author = notags(unxmlify($data->author));
+ $target_guid = notags(unxmlify($data->target_guid));
+ $target_type = notags(unxmlify($data->target_type));
$person = self::person_by_handle($author);
if (!is_array($person)) {
@@ -2277,19 +2450,25 @@ class Diaspora {
return false;
}
+ if (!isset($contact["url"])) {
+ $contact["url"] = $person["url"];
+ }
+
$r = q("SELECT `id`, `parent`, `parent-uri`, `author-link` FROM `item` WHERE `guid` = '%s' AND `uid` = %d AND NOT `file` LIKE '%%[%%' LIMIT 1",
dbesc($target_guid),
intval($importer["uid"])
);
- if (!$r)
+ if (!$r) {
+ logger("Target guid ".$target_guid." was not found for user ".$importer["uid"]);
return false;
+ }
// Check if the sender is the thread owner
$p = q("SELECT `id`, `author-link`, `origin` FROM `item` WHERE `id` = %d",
intval($r[0]["parent"]));
// Only delete it if the parent author really fits
- if (!link_compare($p[0]["author-link"], $contact["url"]) AND !link_compare($r[0]["author-link"], $contact["url"])) {
+ if (!link_compare($p[0]["author-link"], $contact["url"]) && !link_compare($r[0]["author-link"], $contact["url"])) {
logger("Thread author ".$p[0]["author-link"]." and item author ".$r[0]["author-link"]." don't fit to expected contact ".$contact["url"], LOGGER_DEBUG);
return false;
}
@@ -2305,7 +2484,7 @@ class Diaspora {
logger("Deleted target ".$target_guid." (".$r[0]["id"].") from user ".$importer["uid"]." parent: ".$p[0]["id"], LOGGER_DEBUG);
// Now check if the retraction needs to be relayed by us
- if($p[0]["origin"]) {
+ if ($p[0]["origin"]) {
// notify others
proc_run(PRIORITY_HIGH, "include/notifier.php", "drop", $r[0]["id"]);
}
@@ -2322,11 +2501,11 @@ class Diaspora {
*
* @return bool Success
*/
- private function receive_retraction($importer, $sender, $data) {
+ private static function receive_retraction($importer, $sender, $data) {
$target_type = notags(unxmlify($data->target_type));
$contact = self::contact_by_handle($importer["uid"], $sender);
- if (!$contact) {
+ if (!$contact && (in_array($target_type, array("Contact", "Person")))) {
logger("cannot find contact for sender: ".$sender." and user ".$importer["uid"]);
return false;
}
@@ -2336,10 +2515,10 @@ class Diaspora {
switch ($target_type) {
case "Comment":
case "Like":
- case "Post": // "Post" will be supported in a future version
+ case "Post":
case "Reshare":
case "StatusMessage":
- return self::item_retraction($importer, $contact, $data);;
+ return self::item_retraction($importer, $contact, $data);
case "Contact":
case "Person":
@@ -2364,20 +2543,14 @@ class Diaspora {
*
* @return int The message id of the newly created item
*/
- private function receive_status_message($importer, $data, $xml) {
- $raw_message = unxmlify($data->raw_message);
- $guid = notags(unxmlify($data->guid));
+ private static function receive_status_message($importer, $data, $xml) {
$author = notags(unxmlify($data->author));
- $public = notags(unxmlify($data->public));
+ $guid = notags(unxmlify($data->guid));
$created_at = datetime_convert("UTC", "UTC", notags(unxmlify($data->created_at)));
+ $public = notags(unxmlify($data->public));
+ $text = unxmlify($data->text);
$provider_display_name = notags(unxmlify($data->provider_display_name));
- /// @todo enable support for polls
- //if ($data->poll) {
- // foreach ($data->poll AS $poll)
- // print_r($poll);
- // die("poll!\n");
- //}
$contact = self::allowed_contact_by_handle($importer, $author, false);
if (!$contact) {
return false;
@@ -2385,7 +2558,7 @@ class Diaspora {
$message_id = self::message_exists($importer["uid"], $guid);
if ($message_id) {
- return $message_id;
+ return true;
}
$address = array();
@@ -2395,7 +2568,7 @@ class Diaspora {
}
}
- $body = diaspora2bb($raw_message);
+ $body = diaspora2bb($text);
$datarray = array();
@@ -2416,6 +2589,15 @@ class Diaspora {
}
}
+ /// @todo enable support for polls
+ //if ($data->poll) {
+ // foreach ($data->poll AS $poll)
+ // print_r($poll);
+ // die("poll!\n");
+ //}
+
+ /// @todo enable support for events
+
$datarray["uid"] = $importer["uid"];
$datarray["contact-id"] = $contact["id"];
$datarray["network"] = NETWORK_DIASPORA;
@@ -2434,7 +2616,8 @@ class Diaspora {
$datarray["verb"] = ACTIVITY_POST;
$datarray["gravity"] = GRAVITY_PARENT;
- $datarray["object"] = $xml;
+ $datarray["protocol"] = PROTOCOL_DIASPORA;
+ $datarray["source"] = $xml;
$datarray["body"] = self::replace_people_guid($body, $contact["url"]);
@@ -2450,7 +2633,7 @@ class Diaspora {
$datarray["location"] = $address["address"];
}
- if (isset($address["lat"]) AND isset($address["lng"])) {
+ if (isset($address["lat"]) && isset($address["lng"])) {
$datarray["coord"] = $address["lat"]." ".$address["lng"];
}
@@ -2459,9 +2642,10 @@ class Diaspora {
if ($message_id) {
logger("Stored item ".$datarray["guid"]." with message id ".$message_id, LOGGER_DEBUG);
+ return true;
+ } else {
+ return false;
}
-
- return $message_id;
}
/* ************************************************************************************** *
@@ -2475,56 +2659,25 @@ class Diaspora {
*
* @return string the handle in the format user@domain.tld
*/
- private function my_handle($contact) {
- if ($contact["addr"] != "")
+ private static function my_handle($contact) {
+ if ($contact["addr"] != "") {
return $contact["addr"];
+ }
// Normally we should have a filled "addr" field - but in the past this wasn't the case
// So - just in case - we build the the address here.
- if ($contact["nickname"] != "")
+ if ($contact["nickname"] != "") {
$nick = $contact["nickname"];
- else
+ } else {
$nick = $contact["nick"];
+ }
return $nick."@".substr(App::get_baseurl(), strpos(App::get_baseurl(),"://") + 3);
}
- /**
- * @brief Creates the envelope for the "fetch" endpoint
- *
- * @param string $msg The message that is to be transmitted
- * @param array $user The record of the sender
- *
- * @return string The envelope
- */
-
- public static function build_magic_envelope($msg, $user) {
-
- $b64url_data = base64url_encode($msg);
- $data = str_replace(array("\n", "\r", " ", "\t"), array("", "", "", ""), $b64url_data);
-
- $key_id = base64url_encode(self::my_handle($user));
- $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, $user["prvkey"]);
- $sig = base64url_encode($signature);
-
- $xmldata = array("me:env" => array("me:data" => $data,
- "@attributes" => array("type" => $type),
- "me:encoding" => $encoding,
- "me:alg" => $alg,
- "me:sig" => $sig,
- "@attributes2" => array("key_id" => $key_id)));
-
- $namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
-
- return xml::from_array($xmldata, $xml, false, $namespaces);
- }
/**
- * @brief Creates the envelope for a public message
+ * @brief Creates the data for a private message in the new format
*
* @param string $msg The message that is to be transmitted
* @param array $user The record of the sender
@@ -2532,131 +2685,72 @@ class Diaspora {
* @param string $prvkey The private key of the sender
* @param string $pubkey The public key of the receiver
*
- * @return string The envelope
+ * @return string The encrypted data
*/
- private function build_public_message($msg, $user, $contact, $prvkey, $pubkey) {
+ public static function encode_private_data($msg, $user, $contact, $prvkey, $pubkey) {
logger("Message: ".$msg, LOGGER_DATA);
- $handle = self::my_handle($user);
-
- $b64url_data = base64url_encode($msg);
-
- $data = str_replace(array("\n", "\r", " ", "\t"), array("", "", "", ""), $b64url_data);
-
- $type = "application/xml";
- $encoding = "base64url";
- $alg = "RSA-SHA256";
+ // without a public key nothing will work
+ if (!$pubkey) {
+ logger("pubkey missing: contact id: ".$contact["id"]);
+ return false;
+ }
- $signable_data = $data.".".base64url_encode($type).".".base64url_encode($encoding).".".base64url_encode($alg);
+ $aes_key = openssl_random_pseudo_bytes(32);
+ $b_aes_key = base64_encode($aes_key);
+ $iv = openssl_random_pseudo_bytes(16);
+ $b_iv = base64_encode($iv);
- $signature = rsa_sign($signable_data,$prvkey);
- $sig = base64url_encode($signature);
+ $ciphertext = self::aes_encrypt($aes_key, $iv, $msg);
- $xmldata = array("diaspora" => array("header" => array("author_id" => $handle),
- "me:env" => array("me:encoding" => $encoding,
- "me:alg" => $alg,
- "me:data" => $data,
- "@attributes" => array("type" => $type),
- "me:sig" => $sig)));
+ $json = json_encode(array("iv" => $b_iv, "key" => $b_aes_key));
- $namespaces = array("" => "https://joindiaspora.com/protocol",
- "me" => "http://salmon-protocol.org/ns/magic-env");
+ $encrypted_key_bundle = "";
+ openssl_public_encrypt($json, $encrypted_key_bundle, $pubkey);
- $magic_env = xml::from_array($xmldata, $xml, false, $namespaces);
+ $json_object = json_encode(array("aes_key" => base64_encode($encrypted_key_bundle),
+ "encrypted_magic_envelope" => base64_encode($ciphertext)));
- logger("magic_env: ".$magic_env, LOGGER_DATA);
- return $magic_env;
+ return $json_object;
}
/**
- * @brief Creates the envelope for a private message
+ * @brief Creates the envelope for the "fetch" endpoint and for the new format
*
* @param string $msg The message that is to be transmitted
* @param array $user The record of the sender
- * @param array $contact Target of the communication
- * @param string $prvkey The private key of the sender
- * @param string $pubkey The public key of the receiver
*
* @return string The envelope
*/
- private function build_private_message($msg, $user, $contact, $prvkey, $pubkey) {
-
- logger("Message: ".$msg, LOGGER_DATA);
-
- // without a public key nothing will work
-
- if (!$pubkey) {
- logger("pubkey missing: contact id: ".$contact["id"]);
- return false;
- }
-
- $inner_aes_key = random_string(32);
- $b_inner_aes_key = base64_encode($inner_aes_key);
- $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(16);
- $b_outer_iv = base64_encode($outer_iv);
-
- $handle = self::my_handle($user);
-
- $padded_data = pkcs5_pad($msg,16);
- $inner_encrypted = mcrypt_encrypt(MCRYPT_RIJNDAEL_128, $inner_aes_key, $padded_data, MCRYPT_MODE_CBC, $inner_iv);
-
- $b64_data = base64_encode($inner_encrypted);
-
+ public static function build_magic_envelope($msg, $user) {
- $b64url_data = base64url_encode($b64_data);
+ $b64url_data = base64url_encode($msg);
$data = str_replace(array("\n", "\r", " ", "\t"), array("", "", "", ""), $b64url_data);
+ $key_id = base64url_encode(self::my_handle($user));
$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);
-
- $xmldata = array("decrypted_header" => array("iv" => $b_inner_iv,
- "aes_key" => $b_inner_aes_key,
- "author_id" => $handle));
-
- $decrypted_header = xml::from_array($xmldata, $xml, true);
- $decrypted_header = pkcs5_pad($decrypted_header,16);
-
- $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)));
- $cipher_json = base64_encode($encrypted_header_json_object);
+ // Fallback if the private key wasn't transmitted in the expected field
+ if ($user['uprvkey'] == "")
+ $user['uprvkey'] = $user['prvkey'];
- $xmldata = array("diaspora" => array("encrypted_header" => $cipher_json,
- "me:env" => array("me:encoding" => $encoding,
- "me:alg" => $alg,
- "me:data" => $data,
- "@attributes" => array("type" => $type),
- "me:sig" => $sig)));
+ $signature = rsa_sign($signable_data, $user["uprvkey"]);
+ $sig = base64url_encode($signature);
- $namespaces = array("" => "https://joindiaspora.com/protocol",
- "me" => "http://salmon-protocol.org/ns/magic-env");
+ $xmldata = array("me:env" => array("me:data" => $data,
+ "@attributes" => array("type" => $type),
+ "me:encoding" => $encoding,
+ "me:alg" => $alg,
+ "me:sig" => $sig,
+ "@attributes2" => array("key_id" => $key_id)));
- $magic_env = xml::from_array($xmldata, $xml, false, $namespaces);
+ $namespaces = array("me" => "http://salmon-protocol.org/ns/magic-env");
- logger("magic_env: ".$magic_env, LOGGER_DATA);
- return $magic_env;
+ return xml::from_array($xmldata, $xml, false, $namespaces);
}
/**
@@ -2671,16 +2765,17 @@ class Diaspora {
*
* @return string The message that will be transmitted to other servers
*/
- private function build_message($msg, $user, $contact, $prvkey, $pubkey, $public = false) {
+ private static function build_message($msg, $user, $contact, $prvkey, $pubkey, $public = false) {
- if ($public)
- $magic_env = self::build_public_message($msg,$user,$contact,$prvkey,$pubkey);
- else
- $magic_env = self::build_private_message($msg,$user,$contact,$prvkey,$pubkey);
+ // The message is put into an envelope with the sender's signature
+ $envelope = self::build_magic_envelope($msg, $user);
- // The data that will be transmitted is double encoded via "urlencode", strange ...
- $slap = "xml=".urlencode(urlencode($magic_env));
- return $slap;
+ // Private messages are put into a second envelope, encrypted with the receivers public key
+ if (!$public) {
+ $envelope = self::encode_private_data($envelope, $user, $contact, $prvkey, $pubkey);
+ }
+
+ return $envelope;
}
/**
@@ -2691,7 +2786,7 @@ class Diaspora {
*
* @return string The signature
*/
- private function signature($owner, $message) {
+ private static function signature($owner, $message) {
$sigmsg = $message;
unset($sigmsg["author_signature"]);
unset($sigmsg["parent_author_signature"]);
@@ -2706,19 +2801,19 @@ class Diaspora {
*
* @param array $owner the array of the item owner
* @param array $contact Target of the communication
- * @param string $slap The message that is to be transmitted
+ * @param string $envelope The message that is to be transmitted
* @param bool $public_batch Is it a public post?
* @param bool $queue_run Is the transmission called from the queue?
* @param string $guid message guid
*
* @return int Result of the transmission
*/
- public static function transmit($owner, $contact, $slap, $public_batch, $queue_run=false, $guid = "") {
+ public static function transmit($owner, $contact, $envelope, $public_batch, $queue_run=false, $guid = "") {
$a = get_app();
$enabled = intval(get_config("system", "diaspora_enabled"));
- if(!$enabled)
+ if (!$enabled)
return 200;
$logid = random_string(4);
@@ -2734,7 +2829,9 @@ class Diaspora {
$return_code = 0;
} else {
if (!intval(get_config("system", "diaspora_test"))) {
- post_url($dest_url."/", $slap);
+ $content_type = (($public_batch) ? "application/magic-envelope+xml" : "application/json");
+
+ post_url($dest_url."/", $envelope, array("Content-Type: ".$content_type));
$return_code = $a->get_curl_code();
} else {
logger("test_mode");
@@ -2750,19 +2847,19 @@ class Diaspora {
$r = q("SELECT `id` FROM `queue` WHERE `cid` = %d AND `network` = '%s' AND `content` = '%s' AND `batch` = %d LIMIT 1",
intval($contact["id"]),
dbesc(NETWORK_DIASPORA),
- dbesc($slap),
+ dbesc($envelope),
intval($public_batch)
);
if ($r) {
logger("add_to_queue ignored - identical item already in queue");
} else {
// queue message for redelivery
- add_to_queue($contact["id"], NETWORK_DIASPORA, $slap, $public_batch);
+ add_to_queue($contact["id"], NETWORK_DIASPORA, $envelope, $public_batch);
// The message could not be delivered. We mark the contact as "dead"
mark_for_death($contact);
}
- } elseif (($return_code >= 200) AND ($return_code <= 299)) {
+ } elseif (($return_code >= 200) && ($return_code <= 299)) {
// We successfully delivered a message, the contact is alive
unmark_for_death($contact);
}
@@ -2781,7 +2878,8 @@ class Diaspora {
*/
public static function build_post_xml($type, $message) {
- $data = array("XML" => array("post" => array($type => $message)));
+ $data = array($type => $message);
+
return xml::from_array($data, $xml);
}
@@ -2798,7 +2896,7 @@ class Diaspora {
*
* @return int Result of the transmission
*/
- private function build_and_transmit($owner, $contact, $type, $message, $public_batch = false, $guid = "", $spool = false) {
+ private static function build_and_transmit($owner, $contact, $type, $message, $public_batch = false, $guid = "", $spool = false) {
$msg = self::build_post_xml($type, $message);
@@ -2809,13 +2907,13 @@ class Diaspora {
if ($owner['uprvkey'] == "")
$owner['uprvkey'] = $owner['prvkey'];
- $slap = self::build_message($msg, $owner, $contact, $owner['uprvkey'], $contact['pubkey'], $public_batch);
+ $envelope = self::build_message($msg, $owner, $contact, $owner['uprvkey'], $contact['pubkey'], $public_batch);
if ($spool) {
- add_to_queue($contact['id'], NETWORK_DIASPORA, $slap, $public_batch);
+ add_to_queue($contact['id'], NETWORK_DIASPORA, $envelope, $public_batch);
return true;
} else
- $return_code = self::transmit($owner, $contact, $slap, $public_batch, false, $guid);
+ $return_code = self::transmit($owner, $contact, $envelope, $public_batch, false, $guid);
logger("guid: ".$item["guid"]." result ".$return_code, LOGGER_DEBUG);
@@ -2830,14 +2928,37 @@ class Diaspora {
*
* @return int The result of the transmission
*/
- public static function send_share($owner,$contact) {
-
- $message = array("sender_handle" => self::my_handle($owner),
- "recipient_handle" => $contact["addr"]);
+ public static function send_share($owner, $contact) {
+
+ /**
+ * @todo support the different possible combinations of "following" and "sharing"
+ * Currently, Diaspora only interprets the "sharing" field
+ *
+ * Before switching this code productive, we have to check all "send_share" calls if "rel" is set correctly
+ */
+
+ /*
+ switch ($contact["rel"]) {
+ case CONTACT_IS_FRIEND:
+ $following = true;
+ $sharing = true;
+ case CONTACT_IS_SHARING:
+ $following = false;
+ $sharing = true;
+ case CONTACT_IS_FOLLOWER:
+ $following = true;
+ $sharing = false;
+ }
+ */
+
+ $message = array("author" => self::my_handle($owner),
+ "recipient" => $contact["addr"],
+ "following" => "true",
+ "sharing" => "true");
logger("Send share ".print_r($message, true), LOGGER_DEBUG);
- return self::build_and_transmit($owner, $contact, "request", $message);
+ return self::build_and_transmit($owner, $contact, "contact", $message);
}
/**
@@ -2848,15 +2969,16 @@ class Diaspora {
*
* @return int The result of the transmission
*/
- public static function send_unshare($owner,$contact) {
+ public static function send_unshare($owner, $contact) {
- $message = array("post_guid" => $owner["guid"],
- "diaspora_handle" => self::my_handle($owner),
- "type" => "Person");
+ $message = array("author" => self::my_handle($owner),
+ "recipient" => $contact["addr"],
+ "following" => "false",
+ "sharing" => "false");
logger("Send unshare ".print_r($message, true), LOGGER_DEBUG);
- return self::build_and_transmit($owner, $contact, "retraction", $message);
+ return self::build_and_transmit($owner, $contact, "contact", $message);
}
/**
@@ -2872,7 +2994,7 @@ class Diaspora {
// Skip if it isn't a pure repeated messages
// Does it start with a share?
- if ((strpos($body, "[share") > 0) AND $complete)
+ if ((strpos($body, "[share") > 0) && $complete)
return(false);
// Does it end with a share?
@@ -2920,7 +3042,7 @@ class Diaspora {
$ret= array();
$ret["root_handle"] = preg_replace("=https?://(.*)/u/(.*)=ism", "$2@$1", $profile);
- if (($ret["root_handle"] == $profile) OR ($ret["root_handle"] == ""))
+ if (($ret["root_handle"] == $profile) || ($ret["root_handle"] == ""))
return(false);
$link = "";
@@ -2933,7 +3055,7 @@ class Diaspora {
$link = $matches[1];
$ret["root_guid"] = preg_replace("=https?://(.*)/posts/(.*)=ism", "$2", $link);
- if (($ret["root_guid"] == $link) OR (trim($ret["root_guid"]) == ""))
+ if (($ret["root_guid"] == $link) || (trim($ret["root_guid"]) == ""))
return(false);
return($ret);
@@ -2947,36 +3069,64 @@ class Diaspora {
* @return array with event data
*/
private static function build_event($event_id) {
- $r = q("SELECT `start`, `finish`, `summary`, `desc`, `location`, `adjust` FROM `event` WHERE `id` = %d", intval($event_id));
+
+ $r = q("SELECT `guid`, `uid`, `start`, `finish`, `nofinish`, `summary`, `desc`, `location`, `adjust` FROM `event` WHERE `id` = %d", intval($event_id));
if (!dbm::is_result($r)) {
return array();
}
+ $event = $r[0];
+
$eventdata = array();
- /// @todo Timezone in start und end?
+ $r = q("SELECT `timezone` FROM `user` WHERE `uid` = %d", intval($event['uid']));
+ if (!dbm::is_result($r)) {
+ return array();
+ }
- if ($r[0]['adjust']) {
- $eventdata['timezone'] = 'UTC';
- } else {
- $eventdata['timezone'] = date_default_timezone_get();
+ $user = $r[0];
+
+ $r = q("SELECT `addr`, `nick` FROM `contact` WHERE `uid` = %d AND `self`", intval($event['uid']));
+ if (!dbm::is_result($r)) {
+ return array();
+ }
+
+ $owner = $r[0];
+
+ $eventdata['author'] = self::my_handle($owner);
+
+ if ($event['guid']) {
+ $eventdata['guid'] = $event['guid'];
}
- if ($r[0]['start']) {
- $eventdata['start'] = datetime_convert("UTC", "UTC", $r[0]['start'], 'Y-m-d\TH:i:s\Z');
+ $mask = 'Y-m-d\TH:i:s\Z';
+
+ /// @todo - establish "all day" events in Friendica
+ $eventdata["all_day"] = "false";
+
+ if (!$event['adjust']) {
+ $eventdata['timezone'] = $user['timezone'];
+
+ if ($eventdata['timezone'] == "") {
+ $eventdata['timezone'] = 'UTC';
+ }
}
- if ($r[0]['finish']) {
- $eventdata['end'] = datetime_convert("UTC", "UTC", $r[0]['finish'], 'Y-m-d\TH:i:s\Z');
+
+ if ($event['start']) {
+ $eventdata['start'] = datetime_convert($eventdata['timezone'], "UTC", $event['start'], $mask);
+ }
+ if ($event['finish'] && !$event['nofinish']) {
+ $eventdata['end'] = datetime_convert($eventdata['timezone'], "UTC", $event['finish'], $mask);
}
- if ($r[0]['summary']) {
- $eventdata['summary'] = html_entity_decode(bb2diaspora($r[0]['summary']));
+ if ($event['summary']) {
+ $eventdata['summary'] = html_entity_decode(bb2diaspora($event['summary']));
}
- if ($r[0]['desc']) {
- $eventdata['description'] = html_entity_decode(bb2diaspora($r[0]['desc']));
+ if ($event['desc']) {
+ $eventdata['description'] = html_entity_decode(bb2diaspora($event['desc']));
}
- if ($r[0]['location']) {
+ if ($event['location']) {
$location = array();
- $location["address"] = html_entity_decode(bb2diaspora($r[0]['location']));
+ $location["address"] = html_entity_decode(bb2diaspora($event['location']));
$location["lat"] = 0;
$location["lng"] = 0;
$eventdata['location'] = $location;
@@ -2997,6 +3147,13 @@ class Diaspora {
*/
public static function build_status($item, $owner) {
+ $cachekey = "diaspora:build_status:".$item['guid'];
+
+ $result = Cache::get($cachekey);
+ if (!is_null($result)) {
+ return $result;
+ }
+
$myaddr = self::my_handle($owner);
$public = (($item["private"]) ? "false" : "true");
@@ -3004,14 +3161,14 @@ class Diaspora {
$created = datetime_convert("UTC", "UTC", $item["created"], 'Y-m-d\TH:i:s\Z');
// Detect a share element and do a reshare
- if (!$item['private'] AND ($ret = self::is_reshare($item["body"]))) {
- $message = array("root_diaspora_id" => $ret["root_handle"],
- "root_guid" => $ret["root_guid"],
+ if (!$item['private'] && ($ret = self::is_reshare($item["body"]))) {
+ $message = array("author" => $myaddr,
"guid" => $item["guid"],
- "diaspora_handle" => $myaddr,
- "public" => $public,
"created_at" => $created,
- "provider_display_name" => $item["app"]);
+ "root_author" => $ret["root_handle"],
+ "root_guid" => $ret["root_guid"],
+ "provider_display_name" => $item["app"],
+ "public" => $public);
$type = "reshare";
} else {
@@ -3022,14 +3179,14 @@ class Diaspora {
$body = html_entity_decode(bb2diaspora($body));
// Adding the title
- if(strlen($title))
+ if (strlen($title))
$body = "## ".html_entity_decode($title)."\n\n".$body;
if ($item["attach"]) {
$cnt = preg_match_all('/href=\"(.*?)\"(.*?)title=\"(.*?)\"/ism', $item["attach"], $matches, PREG_SET_ORDER);
- if(cnt) {
+ if (cnt) {
$body .= "\n".t("Attachments:")."\n";
- foreach($matches as $mtch)
+ foreach ($matches as $mtch)
$body .= "[".$mtch[3]."](".$mtch[1].")\n";
}
}
@@ -3045,16 +3202,16 @@ class Diaspora {
$location["lng"] = $coord[1];
}
- $message = array("raw_message" => $body,
- "location" => $location,
+ $message = array("author" => $myaddr,
"guid" => $item["guid"],
- "diaspora_handle" => $myaddr,
- "public" => $public,
"created_at" => $created,
- "provider_display_name" => $item["app"]);
+ "public" => $public,
+ "text" => $body,
+ "provider_display_name" => $item["app"],
+ "location" => $location);
// Diaspora rejects messages when they contain a location without "lat" or "lng"
- if (!isset($location["lat"]) OR !isset($location["lng"])) {
+ if (!isset($location["lat"]) || !isset($location["lng"])) {
unset($message["location"]);
}
@@ -3062,12 +3219,20 @@ class Diaspora {
$event = self::build_event($item['event-id']);
if (count($event)) {
$message['event'] = $event;
+
+ /// @todo Once Diaspora supports it, we will remove the body
+ // $message['text'] = '';
}
}
$type = "status_message";
}
- return array("type" => $type, "message" => $message);
+
+ $msg = array("type" => $type, "message" => $message);
+
+ Cache::set($cachekey, $msg, CACHE_QUARTER_HOUR);
+
+ return $msg;
}
/**
@@ -3095,7 +3260,7 @@ class Diaspora {
*
* @return array The data for a "like"
*/
- private function construct_like($item, $owner) {
+ private static function construct_like($item, $owner) {
$p = q("SELECT `guid`, `uri`, `parent-uri` FROM `item` WHERE `uri` = '%s' LIMIT 1",
dbesc($item["thr-parent"]));
@@ -3105,14 +3270,57 @@ class Diaspora {
$parent = $p[0];
$target_type = ($parent["uri"] === $parent["parent-uri"] ? "Post" : "Comment");
- $positive = "true";
+ if ($item['verb'] === ACTIVITY_LIKE) {
+ $positive = "true";
+ } elseif ($item['verb'] === ACTIVITY_DISLIKE) {
+ $positive = "false";
+ }
- return(array("positive" => $positive,
+ return(array("author" => self::my_handle($owner),
"guid" => $item["guid"],
- "target_type" => $target_type,
"parent_guid" => $parent["guid"],
- "author_signature" => "",
- "diaspora_handle" => self::my_handle($owner)));
+ "parent_type" => $target_type,
+ "positive" => $positive,
+ "author_signature" => ""));
+ }
+
+ /**
+ * @brief Creates an "EventParticipation" object
+ *
+ * @param array $item The item that will be exported
+ * @param array $owner the array of the item owner
+ *
+ * @return array The data for an "EventParticipation"
+ */
+ private static function construct_attend($item, $owner) {
+
+ $p = q("SELECT `guid`, `uri`, `parent-uri` FROM `item` WHERE `uri` = '%s' LIMIT 1",
+ dbesc($item["thr-parent"]));
+ if (!dbm::is_result($p))
+ return false;
+
+ $parent = $p[0];
+
+ switch ($item['verb']) {
+ case ACTIVITY_ATTEND:
+ $attend_answer = 'accepted';
+ break;
+ case ACTIVITY_ATTENDNO:
+ $attend_answer = 'declined';
+ break;
+ case ACTIVITY_ATTENDMAYBE:
+ $attend_answer = 'tentative';
+ break;
+ default:
+ logger('Unknown verb '.$item['verb'].' in item '.$item['guid']);
+ return false;
+ }
+
+ return(array("author" => self::my_handle($owner),
+ "guid" => $item["guid"],
+ "parent_guid" => $parent["guid"],
+ "status" => $attend_answer,
+ "author_signature" => ""));
}
/**
@@ -3123,7 +3331,14 @@ class Diaspora {
*
* @return array The data for a comment
*/
- private function construct_comment($item, $owner) {
+ private static function construct_comment($item, $owner) {
+
+ $cachekey = "diaspora:construct_comment:".$item['guid'];
+
+ $result = Cache::get($cachekey);
+ if (!is_null($result)) {
+ return $result;
+ }
$p = q("SELECT `guid` FROM `item` WHERE `parent` = %d AND `id` = %d LIMIT 1",
intval($item["parent"]),
@@ -3138,17 +3353,20 @@ class Diaspora {
$text = html_entity_decode(bb2diaspora($item["body"]));
$created = datetime_convert("UTC", "UTC", $item["created"], 'Y-m-d\TH:i:s\Z');
- $comment = array("guid" => $item["guid"],
+ $comment = array("author" => self::my_handle($owner),
+ "guid" => $item["guid"],
+ "created_at" => $created,
"parent_guid" => $parent["guid"],
- "author_signature" => "",
"text" => $text,
- /// @todo Currently disabled until Diaspora supports it: "created_at" => $created,
- "diaspora_handle" => self::my_handle($owner));
+ "author_signature" => "");
// Send the thread parent guid only if it is a threaded comment
if ($item['thr-parent'] != $item['parent-uri']) {
$comment['thread_parent_guid'] = self::get_guid_from_uri($item['thr-parent'], $item['uid']);
}
+
+ Cache::set($cachekey, $comment, CACHE_QUARTER_HOUR);
+
return($comment);
}
@@ -3164,7 +3382,10 @@ class Diaspora {
*/
public static function send_followup($item,$owner,$contact,$public_batch = false) {
- if($item['verb'] === ACTIVITY_LIKE) {
+ if (in_array($item['verb'], array(ACTIVITY_ATTEND, ACTIVITY_ATTENDNO, ACTIVITY_ATTENDMAYBE))) {
+ $message = self::construct_attend($item, $owner);
+ $type = "event_participation";
+ } elseif (in_array($item["verb"], array(ACTIVITY_LIKE, ACTIVITY_DISLIKE))) {
$message = self::construct_like($item, $owner);
$type = "like";
} else {
@@ -3188,25 +3409,23 @@ class Diaspora {
*
* @return string The message
*/
- private function message_from_signature($item, $signature) {
+ private static function message_from_signature($item, $signature) {
// Split the signed text
$signed_parts = explode(";", $signature['signed_text']);
if ($item["deleted"])
- $message = array("parent_author_signature" => "",
+ $message = array("author" => $signature['signer'],
"target_guid" => $signed_parts[0],
- "target_type" => $signed_parts[1],
- "sender_handle" => $signature['signer'],
- "target_author_signature" => $signature['signature']);
+ "target_type" => $signed_parts[1]);
elseif ($item['verb'] === ACTIVITY_LIKE)
- $message = array("positive" => $signed_parts[0],
+ $message = array("author" => $signed_parts[4],
"guid" => $signed_parts[1],
- "target_type" => $signed_parts[2],
"parent_guid" => $signed_parts[3],
- "parent_author_signature" => "",
+ "parent_type" => $signed_parts[2],
+ "positive" => $signed_parts[0],
"author_signature" => $signature['signature'],
- "diaspora_handle" => $signed_parts[4]);
+ "parent_author_signature" => "");
else {
// Remove the comment guid
$guid = array_shift($signed_parts);
@@ -3220,12 +3439,12 @@ class Diaspora {
// Glue the parts together
$text = implode(";", $signed_parts);
- $message = array("guid" => $guid,
+ $message = array("author" => $handle,
+ "guid" => $guid,
"parent_guid" => $parent_guid,
- "parent_author_signature" => "",
- "author_signature" => $signature['signature'],
"text" => implode(";", $signed_parts),
- "diaspora_handle" => $handle);
+ "author_signature" => $signature['signature'],
+ "parent_author_signature" => "");
}
return $message;
}
@@ -3265,7 +3484,7 @@ class Diaspora {
// Old way - is used by the internal Friendica functions
/// @todo Change all signatur storing functions to the new format
- if ($signature['signed_text'] AND $signature['signature'] AND $signature['signer'])
+ if ($signature['signed_text'] && $signature['signature'] && $signature['signer'])
$message = self::message_from_signature($item, $signature);
else {// New way
$msg = json_decode($signature['signed_text'], true);
@@ -3274,10 +3493,12 @@ class Diaspora {
if (is_array($msg)) {
foreach ($msg AS $field => $data) {
if (!$item["deleted"]) {
- if ($field == "author")
- $field = "diaspora_handle";
- if ($field == "parent_type")
- $field = "target_type";
+ if ($field == "diaspora_handle") {
+ $field = "author";
+ }
+ if ($field == "target_type") {
+ $field = "parent_type";
+ }
}
$message[$field] = $data;
@@ -3308,26 +3529,12 @@ class Diaspora {
$itemaddr = self::handle_from_contact($item["contact-id"], $item["gcontact-id"]);
- // Check whether the retraction is for a top-level post or whether it's a relayable
- if ($item["uri"] !== $item["parent-uri"]) {
- $msg_type = "relayable_retraction";
- $target_type = (($item["verb"] === ACTIVITY_LIKE) ? "Like" : "Comment");
- } else {
- $msg_type = "signed_retraction";
- $target_type = "StatusMessage";
- }
-
- if ($relay AND ($item["uri"] !== $item["parent-uri"]))
- $signature = "parent_author_signature";
- else
- $signature = "target_author_signature";
+ $msg_type = "retraction";
+ $target_type = "Post";
- $signed_text = $item["guid"].";".$target_type;
-
- $message = array("target_guid" => $item['guid'],
- "target_type" => $target_type,
- "sender_handle" => $itemaddr,
- $signature => base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256')));
+ $message = array("author" => $itemaddr,
+ "target_guid" => $item['guid'],
+ "target_type" => $target_type);
logger("Got message ".print_r($message, true), LOGGER_DEBUG);
@@ -3359,40 +3566,35 @@ class Diaspora {
$cnv = $r[0];
$conv = array(
+ "author" => $cnv["creator"],
"guid" => $cnv["guid"],
"subject" => $cnv["subject"],
"created_at" => datetime_convert("UTC", "UTC", $cnv['created'], 'Y-m-d\TH:i:s\Z'),
- "diaspora_handle" => $cnv["creator"],
- "participant_handles" => $cnv["recips"]
+ "participants" => $cnv["recips"]
);
$body = bb2diaspora($item["body"]);
$created = datetime_convert("UTC", "UTC", $item["created"], 'Y-m-d\TH:i:s\Z');
- $signed_text = $item["guid"].";".$cnv["guid"].";".$body.";".$created.";".$myaddr.";".$cnv['guid'];
- $sig = base64_encode(rsa_sign($signed_text, $owner["uprvkey"], "sha256"));
-
$msg = array(
+ "author" => $myaddr,
"guid" => $item["guid"],
- "parent_guid" => $cnv["guid"],
- "parent_author_signature" => $sig,
- "author_signature" => $sig,
+ "conversation_guid" => $cnv["guid"],
"text" => $body,
"created_at" => $created,
- "diaspora_handle" => $myaddr,
- "conversation_guid" => $cnv["guid"]
);
if ($item["reply"]) {
$message = $msg;
$type = "message";
} else {
- $message = array("guid" => $cnv["guid"],
+ $message = array(
+ "author" => $cnv["creator"],
+ "guid" => $cnv["guid"],
"subject" => $cnv["subject"],
"created_at" => datetime_convert("UTC", "UTC", $cnv['created'], 'Y-m-d\TH:i:s\Z'),
- "message" => $msg,
- "diaspora_handle" => $cnv["creator"],
- "participant_handles" => $cnv["recips"]);
+ "participants" => $cnv["recips"],
+ "message" => $msg);
$type = "conversation";
}
@@ -3445,7 +3647,7 @@ class Diaspora {
if ($searchable === 'true') {
$dob = '1000-00-00';
- if (($profile['dob']) && ($profile['dob'] != '0000-00-00'))
+ if (($profile['dob']) && ($profile['dob'] > '0001-01-01'))
$dob = ((intval($profile['dob'])) ? intval($profile['dob']) : '1000') .'-'. datetime_convert('UTC','UTC',$profile['dob'],'m-d');
$about = $profile['about'];
@@ -3458,7 +3660,7 @@ class Diaspora {
$kw = str_replace(' ',' ',$kw);
$arr = explode(' ',$profile['pub_keywords']);
if (count($arr)) {
- for($x = 0; $x < 5; $x ++) {
+ for ($x = 0; $x < 5; $x ++) {
if (trim($arr[$x]))
$tags .= '#'. trim($arr[$x]) .' ';
}
@@ -3467,7 +3669,7 @@ class Diaspora {
$tags = trim($tags);
}
- $message = array("diaspora_handle" => $handle,
+ $message = array("author" => $handle,
"first_name" => $first,
"last_name" => $last,
"image_url" => $large,
@@ -3478,9 +3680,10 @@ class Diaspora {
"bio" => $about,
"location" => $location,
"searchable" => $searchable,
+ "nsfw" => "false",
"tag_string" => $tags);
- foreach($recips as $recip) {
+ foreach ($recips as $recip) {
logger("Send updated profile data for user ".$uid." to contact ".$recip["id"], LOGGER_DEBUG);
self::build_and_transmit($profile, $recip, "profile", $message, false, "", true);
}
@@ -3497,31 +3700,36 @@ class Diaspora {
public static function store_like_signature($contact, $post_id) {
// Is the contact the owner? Then fetch the private key
- if (!$contact['self'] OR ($contact['uid'] == 0)) {
+ if (!$contact['self'] || ($contact['uid'] == 0)) {
logger("No owner post, so not storing signature", LOGGER_DEBUG);
return false;
}
$r = q("SELECT `prvkey` FROM `user` WHERE `uid` = %d LIMIT 1", intval($contact['uid']));
- if(!$r)
+ if (!dbm::is_result($r)) {
return false;
+ }
$contact["uprvkey"] = $r[0]['prvkey'];
$r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1", intval($post_id));
- if (!$r)
+ if (!dbm::is_result($r)) {
return false;
+ }
- if (!in_array($r[0]["verb"], array(ACTIVITY_LIKE, ACTIVITY_DISLIKE)))
+ if (!in_array($r[0]["verb"], array(ACTIVITY_LIKE, ACTIVITY_DISLIKE))) {
return false;
+ }
$message = self::construct_like($r[0], $contact);
$message["author_signature"] = self::signature($contact, $message);
- // We now store the signature more flexible to dynamically support new fields.
- // This will break Diaspora compatibility with Friendica versions prior to 3.5.
+ /*
+ * Now store the signature more flexible to dynamically support new fields.
+ * This will break Diaspora compatibility with Friendica versions prior to 3.5.
+ */
q("INSERT INTO `sign` (`iid`,`signed_text`) VALUES (%d,'%s')",
- intval($message_id),
+ intval($post_id),
dbesc(json_encode($message))
);
@@ -3551,9 +3759,11 @@ class Diaspora {
$message = self::construct_comment($item, $contact);
$message["author_signature"] = self::signature($contact, $message);
- // We now store the signature more flexible to dynamically support new fields.
- // This will break Diaspora compatibility with Friendica versions prior to 3.5.
- q("INSERT INTO `sign` (`iid`,`signed_text`) VALUES (%d,'%s')",
+ /*
+ * Now store the signature more flexible to dynamically support new fields.
+ * This will break Diaspora compatibility with Friendica versions prior to 3.5.
+ */
+ q("INSERT INTO `sign` (`iid`, `signed_text`) VALUES (%d, '%s')",
intval($message_id),
dbesc(json_encode($message))
);
@@ -3562,4 +3772,3 @@ class Diaspora {
return true;
}
}
-?>