2435 lines
73 KiB
PHP
2435 lines
73 KiB
PHP
<?php
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/**
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* @file include/diaspora.php
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* @brief The implementation of the diaspora protocol
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*/
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require_once("include/items.php");
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require_once("include/bb2diaspora.php");
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require_once("include/Scrape.php");
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require_once("include/Contact.php");
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require_once("include/Photo.php");
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require_once("include/socgraph.php");
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require_once("include/group.php");
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require_once("include/xml.php");
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require_once("include/datetime.php");
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/**
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* @brief This class contain functions to create and send Diaspora XML files
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*
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*/
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class diaspora {
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public static function fetch_relay() {
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$serverdata = get_config("system", "relay_server");
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if ($serverdata == "")
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return array();
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$relay = array();
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$servers = explode(",", $serverdata);
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foreach($servers AS $server) {
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$server = trim($server);
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$batch = $server."/receive/public";
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$relais = q("SELECT `batch`, `id`, `name`,`network` FROM `contact` WHERE `uid` = 0 AND `batch` = '%s' LIMIT 1", dbesc($batch));
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if (!$relais) {
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$addr = "relay@".str_replace("http://", "", normalise_link($server));
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$r = q("INSERT INTO `contact` (`uid`, `created`, `name`, `nick`, `addr`, `url`, `nurl`, `batch`, `network`, `rel`, `blocked`, `pending`, `writable`, `name-date`, `uri-date`, `avatar-date`)
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VALUES (0, '%s', '%s', 'relay', '%s', '%s', '%s', '%s', '%s', %d, 0, 0, 1, '%s', '%s', '%s')",
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datetime_convert(),
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dbesc($addr),
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dbesc($addr),
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dbesc($server),
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dbesc(normalise_link($server)),
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dbesc($batch),
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dbesc(NETWORK_DIASPORA),
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intval(CONTACT_IS_FOLLOWER),
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dbesc(datetime_convert()),
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dbesc(datetime_convert()),
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dbesc(datetime_convert())
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);
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$relais = q("SELECT `batch`, `id`, `name`,`network` FROM `contact` WHERE `uid` = 0 AND `batch` = '%s' LIMIT 1", dbesc($batch));
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if ($relais)
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$relay[] = $relais[0];
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} else
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$relay[] = $relais[0];
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}
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return $relay;
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}
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/**
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* @brief Dispatches public messages and find the fitting receivers
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*
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* @param array $msg The post that will be dispatched
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*
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* @return bool Was the message accepted?
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*/
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public static function dispatch_public($msg) {
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$enabled = intval(get_config("system", "diaspora_enabled"));
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if (!$enabled) {
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logger("diaspora is disabled");
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return false;
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}
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// Use a dummy importer to import the data for the public copy
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$importer = array("uid" => 0, "page-flags" => PAGE_FREELOVE);
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$item_id = self::dispatch($importer,$msg);
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// Now distribute it to the followers
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$r = q("SELECT `user`.* FROM `user` WHERE `user`.`uid` IN
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(SELECT `contact`.`uid` FROM `contact` WHERE `contact`.`network` = '%s' AND `contact`.`addr` = '%s')
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AND NOT `account_expired` AND NOT `account_removed`",
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dbesc(NETWORK_DIASPORA),
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dbesc($msg["author"])
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);
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if($r) {
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foreach($r as $rr) {
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logger("delivering to: ".$rr["username"]);
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self::dispatch($rr,$msg);
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}
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} else
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logger("No subscribers for ".$msg["author"]." ".print_r($msg, true));
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return $item_id;
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}
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/**
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* @brief Dispatches the different message types to the different functions
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*
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* @param array $importer Array of the importer user
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* @param array $msg The post that will be dispatched
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*
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* @return bool Was the message accepted?
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*/
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public static function dispatch($importer, $msg) {
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// The sender is the handle of the contact that sent the message.
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// This will often be different with relayed messages (for example "like" and "comment")
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$sender = $msg["author"];
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if (!diaspora::valid_posting($msg, $fields)) {
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logger("Invalid posting");
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return false;
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}
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$type = $fields->getName();
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switch ($type) {
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case "account_deletion": // Done
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//return true;
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return self::receive_account_deletion($importer, $fields);
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case "comment": // Done
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//return true;
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return self::receive_comment($importer, $sender, $fields);
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case "conversation": // Done
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//return true;
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return self::receive_conversation($importer, $msg, $fields);
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case "like": // Done
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//return true;
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return self::receive_like($importer, $sender, $fields);
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case "message": // Done
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//return true;
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return self::receive_message($importer, $fields);
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case "participation": // Not implemented
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return self::receive_participation($importer, $fields);
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case "photo": // Not needed
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return self::receive_photo($importer, $fields);
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case "poll_participation": // Not implemented
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return self::receive_poll_participation($importer, $fields);
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case "profile": // Done
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//return true;
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return self::receive_profile($importer, $fields);
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case "request":
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//return true;
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return self::receive_request($importer, $fields);
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case "reshare": // Done
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//return true;
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return self::receive_reshare($importer, $fields);
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case "retraction": // Done
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//return true;
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return self::receive_retraction($importer, $sender, $fields);
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case "status_message": // Done
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//return true;
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return self::receive_status_message($importer, $fields);
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default:
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logger("Unknown message type ".$type);
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return false;
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}
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return true;
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}
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/**
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* @brief Checks if a posting is valid and fetches the data fields.
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*
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* This function does not only check the signature.
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* It also does the conversion between the old and the new diaspora format.
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*
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* @param array $msg Array with the XML, the sender handle and the sender signature
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* @param object $fields SimpleXML object that contains the posting when it is valid
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*
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* @return bool Is the posting valid?
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*/
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private function valid_posting($msg, &$fields) {
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$data = parse_xml_string($msg["message"], false);
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if (!is_object($data))
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return false;
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$first_child = $data->getName();
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// Is this the new or the old version?
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if ($data->getName() == "XML") {
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$oldXML = true;
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foreach ($data->post->children() as $child)
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$element = $child;
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} else {
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$oldXML = false;
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$element = $data;
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}
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$type = $element->getName();
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$orig_type = $type;
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// All retractions are handled identically from now on.
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// In the new version there will only be "retraction".
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if (in_array($type, array("signed_retraction", "relayable_retraction")))
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$type = "retraction";
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$fields = new SimpleXMLElement("<".$type."/>");
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$signed_data = "";
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foreach ($element->children() AS $fieldname => $entry) {
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if ($oldXML) {
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// Translation for the old XML structure
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if ($fieldname == "diaspora_handle")
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$fieldname = "author";
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if ($fieldname == "participant_handles")
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$fieldname = "participants";
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if (in_array($type, array("like", "participation"))) {
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if ($fieldname == "target_type")
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$fieldname = "parent_type";
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}
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if ($fieldname == "sender_handle")
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$fieldname = "author";
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if ($fieldname == "recipient_handle")
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$fieldname = "recipient";
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if ($fieldname == "root_diaspora_id")
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$fieldname = "root_author";
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if ($type == "retraction") {
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if ($fieldname == "post_guid")
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$fieldname = "target_guid";
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if ($fieldname == "type")
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$fieldname = "target_type";
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}
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}
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if ($fieldname == "author_signature")
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$author_signature = base64_decode($entry);
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elseif ($fieldname == "parent_author_signature")
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$parent_author_signature = base64_decode($entry);
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elseif ($fieldname != "target_author_signature") {
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if ($signed_data != "") {
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$signed_data .= ";";
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$signed_data_parent .= ";";
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}
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$signed_data .= $entry;
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}
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if (!in_array($fieldname, array("parent_author_signature", "target_author_signature")) OR
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($orig_type == "relayable_retraction"))
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xml::copy($entry, $fields, $fieldname);
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}
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// This is something that shouldn't happen at all.
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if (in_array($type, array("status_message", "reshare", "profile")))
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if ($msg["author"] != $fields->author) {
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logger("Message handle is not the same as envelope sender. Quitting this message.");
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return false;
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}
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// Only some message types have signatures. So we quit here for the other types.
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if (!in_array($type, array("comment", "message", "like")))
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return true;
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// No author_signature? This is a must, so we quit.
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if (!isset($author_signature))
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return false;
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if (isset($parent_author_signature)) {
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$key = self::get_key($msg["author"]);
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if (!rsa_verify($signed_data, $parent_author_signature, $key, "sha256"))
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return false;
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}
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$key = self::get_key($fields->author);
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return rsa_verify($signed_data, $author_signature, $key, "sha256");
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}
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/**
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* @brief Fetches the public key for a given handle
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*
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* @param string $handle The handle
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*
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* @return string The public key
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*/
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private function get_key($handle) {
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logger("Fetching diaspora key for: ".$handle);
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$r = self::get_person_by_handle($handle);
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if($r)
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return $r["pubkey"];
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return "";
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}
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/**
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* @brief Fetches data for a given handle
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*
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* @param string $handle The handle
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*
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* @return array the queried data
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*/
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private function get_person_by_handle($handle) {
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$r = q("SELECT * FROM `fcontact` WHERE `network` = '%s' AND `addr` = '%s' LIMIT 1",
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dbesc(NETWORK_DIASPORA),
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dbesc($handle)
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);
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if ($r) {
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$person = $r[0];
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logger("In cache ".print_r($r,true), LOGGER_DEBUG);
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// update record occasionally so it doesn't get stale
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$d = strtotime($person["updated"]." +00:00");
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if ($d < strtotime("now - 14 days"))
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$update = true;
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}
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if (!$person OR $update) {
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logger("create or refresh", LOGGER_DEBUG);
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$r = probe_url($handle, PROBE_DIASPORA);
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// Note that Friendica contacts will return a "Diaspora person"
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// if Diaspora connectivity is enabled on their server
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if ($r AND ($r["network"] === NETWORK_DIASPORA)) {
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self::add_fcontact($r, $update);
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$person = $r;
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}
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}
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return $person;
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}
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/**
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* @brief Updates the fcontact table
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*
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* @param array $arr The fcontact data
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* @param bool $update Update or insert?
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*
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* @return string The id of the fcontact entry
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*/
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private function add_fcontact($arr, $update = false) {
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/// @todo Remove this function from include/network.php
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if($update) {
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$r = q("UPDATE `fcontact` SET
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`name` = '%s',
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`photo` = '%s',
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`request` = '%s',
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`nick` = '%s',
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`addr` = '%s',
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`batch` = '%s',
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`notify` = '%s',
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`poll` = '%s',
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`confirm` = '%s',
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`alias` = '%s',
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`pubkey` = '%s',
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`updated` = '%s'
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WHERE `url` = '%s' AND `network` = '%s'",
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dbesc($arr["name"]),
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dbesc($arr["photo"]),
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dbesc($arr["request"]),
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dbesc($arr["nick"]),
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dbesc($arr["addr"]),
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dbesc($arr["batch"]),
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dbesc($arr["notify"]),
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dbesc($arr["poll"]),
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dbesc($arr["confirm"]),
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dbesc($arr["alias"]),
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dbesc($arr["pubkey"]),
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dbesc(datetime_convert()),
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dbesc($arr["url"]),
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dbesc($arr["network"])
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);
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} else {
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$r = q("INSERT INTO `fcontact` (`url`,`name`,`photo`,`request`,`nick`,`addr`,
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`batch`, `notify`,`poll`,`confirm`,`network`,`alias`,`pubkey`,`updated`)
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VALUES ('%s','%s','%s','%s','%s','%s','%s','%s','%s','%s','%s','%s','%s','%s')",
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dbesc($arr["url"]),
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dbesc($arr["name"]),
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dbesc($arr["photo"]),
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dbesc($arr["request"]),
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dbesc($arr["nick"]),
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dbesc($arr["addr"]),
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dbesc($arr["batch"]),
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dbesc($arr["notify"]),
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dbesc($arr["poll"]),
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dbesc($arr["confirm"]),
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dbesc($arr["network"]),
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dbesc($arr["alias"]),
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dbesc($arr["pubkey"]),
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dbesc(datetime_convert())
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);
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}
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return $r;
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}
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private function get_contact_by_handle($uid, $handle) {
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$r = q("SELECT * FROM `contact` WHERE `uid` = %d AND `addr` = '%s' LIMIT 1",
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intval($uid),
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dbesc($handle)
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);
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if ($r)
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return $r[0];
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$handle_parts = explode("@", $handle);
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$nurl_sql = "%%://".$handle_parts[1]."%%/profile/".$handle_parts[0];
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$r = q("SELECT * FROM `contact` WHERE `network` = '%s' AND `uid` = %d AND `nurl` LIKE '%s' LIMIT 1",
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dbesc(NETWORK_DFRN),
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intval($uid),
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dbesc($nurl_sql)
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);
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if($r)
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return $r[0];
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return false;
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}
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private function post_allow($importer, $contact, $is_comment = false) {
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// perhaps we were already sharing with this person. Now they're sharing with us.
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// That makes us friends.
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// Normally this should have handled by getting a request - but this could get lost
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if($contact["rel"] == CONTACT_IS_FOLLOWER && in_array($importer["page-flags"], array(PAGE_FREELOVE))) {
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q("UPDATE `contact` SET `rel` = %d, `writable` = 1 WHERE `id` = %d AND `uid` = %d",
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intval(CONTACT_IS_FRIEND),
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intval($contact["id"]),
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intval($importer["uid"])
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);
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$contact["rel"] = CONTACT_IS_FRIEND;
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logger("defining user ".$contact["nick"]." as friend");
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}
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if(($contact["blocked"]) || ($contact["readonly"]) || ($contact["archive"]))
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return false;
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if($contact["rel"] == CONTACT_IS_SHARING || $contact["rel"] == CONTACT_IS_FRIEND)
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return true;
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if($contact["rel"] == CONTACT_IS_FOLLOWER)
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if(($importer["page-flags"] == PAGE_COMMUNITY) OR $is_comment)
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return true;
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// Messages for the global users are always accepted
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if ($importer["uid"] == 0)
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return true;
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return false;
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}
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private function get_allowed_contact_by_handle($importer, $handle, $is_comment = false) {
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$contact = self::get_contact_by_handle($importer["uid"], $handle);
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if (!$contact) {
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logger("A Contact for handle ".$handle." and user ".$importer["uid"]." was not found");
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return false;
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}
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if (!self::post_allow($importer, $contact, false)) {
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logger("The handle: ".$handle." is not allowed to post to user ".$importer["uid"]);
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return false;
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}
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return $contact;
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}
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private function message_exists($uid, $guid) {
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$r = q("SELECT `id` FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
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intval($uid),
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dbesc($guid)
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);
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if($r) {
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logger("message ".$guid." already exists for user ".$uid);
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return false;
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}
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return true;
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}
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|
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private function fetch_guid($item) {
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preg_replace_callback("&\[url=/posts/([^\[\]]*)\](.*)\[\/url\]&Usi",
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function ($match) use ($item){
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return(self::fetch_guid_sub($match, $item));
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},$item["body"]);
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}
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private function fetch_guid_sub($match, $item) {
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if (!self::store_by_guid($match[1], $item["author-link"]))
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self::store_by_guid($match[1], $item["owner-link"]);
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}
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private function store_by_guid($guid, $server, $uid = 0) {
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$serverparts = parse_url($server);
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$server = $serverparts["scheme"]."://".$serverparts["host"];
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logger("Trying to fetch item ".$guid." from ".$server, LOGGER_DEBUG);
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$msg = self::fetch_message($guid, $server);
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if (!$msg)
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return false;
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|
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logger("Successfully fetched item ".$guid." from ".$server, LOGGER_DEBUG);
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|
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// Now call the dispatcher
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return self::dispatch_public($msg);
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}
|
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|
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private function fetch_message($guid, $server, $level = 0) {
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|
|
if ($level > 5)
|
|
return false;
|
|
|
|
// This will work for Diaspora and newer Friendica servers
|
|
$source_url = $server."/p/".$guid.".xml";
|
|
$x = fetch_url($source_url);
|
|
if(!$x)
|
|
return false;
|
|
|
|
$source_xml = parse_xml_string($x, false);
|
|
|
|
if (!is_object($source_xml))
|
|
return false;
|
|
|
|
if ($source_xml->post->reshare) {
|
|
// Reshare of a reshare - old Diaspora version
|
|
return self::fetch_message($source_xml->post->reshare->root_guid, $server, ++$level);
|
|
} elseif ($source_xml->getName() == "reshare") {
|
|
// Reshare of a reshare - new Diaspora version
|
|
return self::fetch_message($source_xml->root_guid, $server, ++$level);
|
|
}
|
|
|
|
// 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)
|
|
$author = (string)$source_xml->author;
|
|
|
|
if (!$author)
|
|
return false;
|
|
|
|
$msg = array("message" => $x, "author" => $author);
|
|
|
|
$msg["key"] = self::get_key($msg["author"]);
|
|
|
|
return $msg;
|
|
}
|
|
|
|
private function fetch_parent_item($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) {
|
|
$result = self::store_by_guid($guid, $contact["url"], $uid);
|
|
|
|
if (!$result) {
|
|
$person = self::get_person_by_handle($author);
|
|
$result = self::store_by_guid($guid, $person["url"], $uid);
|
|
}
|
|
|
|
if ($result) {
|
|
logger("Fetched missing item ".$guid." - result: ".$result, LOGGER_DEBUG);
|
|
|
|
$r = q("SELECT `id`, `body`, `wall`, `uri`, `private`, `origin`,
|
|
`author-name`, `author-link`, `author-avatar`,
|
|
`owner-name`, `owner-link`, `owner-avatar`
|
|
FROM `item` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
|
|
intval($uid), dbesc($guid));
|
|
}
|
|
}
|
|
|
|
if (!$r) {
|
|
logger("parent item not found: parent: ".$guid." item: ".$guid);
|
|
return false;
|
|
} else
|
|
return $r[0];
|
|
}
|
|
|
|
private function get_author_contact_by_url($contact, $person, $uid) {
|
|
|
|
$r = q("SELECT `id`, `network` FROM `contact` WHERE `nurl` = '%s' AND `uid` = %d LIMIT 1",
|
|
dbesc(normalise_link($person["url"])), intval($uid));
|
|
if ($r) {
|
|
$cid = $r[0]["id"];
|
|
$network = $r[0]["network"];
|
|
} else {
|
|
$cid = $contact["id"];
|
|
$network = NETWORK_DIASPORA;
|
|
}
|
|
|
|
return (array("cid" => $cid, "network" => $network));
|
|
}
|
|
|
|
public static function is_redmatrix($url) {
|
|
return(strstr($url, "/channel/"));
|
|
}
|
|
|
|
private function plink($addr, $guid) {
|
|
$r = q("SELECT `url`, `nick`, `network` FROM `fcontact` WHERE `addr`='%s' LIMIT 1", dbesc($addr));
|
|
|
|
// Fallback
|
|
if (!$r)
|
|
return "https://".substr($addr,strpos($addr,"@")+1)."/posts/".$guid;
|
|
|
|
// Friendica contacts are often detected as Diaspora contacts in the "fcontact" table
|
|
// So we try another way as well.
|
|
$s = q("SELECT `network` FROM `gcontact` WHERE `nurl`='%s' LIMIT 1", dbesc(normalise_link($r[0]["url"])));
|
|
if ($s)
|
|
$r[0]["network"] = $s[0]["network"];
|
|
|
|
if ($r[0]["network"] == NETWORK_DFRN)
|
|
return(str_replace("/profile/".$r[0]["nick"]."/", "/display/".$guid, $r[0]["url"]."/"));
|
|
|
|
if (self::is_redmatrix($r[0]["url"]))
|
|
return $r[0]["url"]."/?f=&mid=".$guid;
|
|
|
|
return "https://".substr($addr,strpos($addr,"@")+1)."/posts/".$guid;
|
|
}
|
|
|
|
private function receive_account_deletion($importer, $data) {
|
|
$author = notags(unxmlify($data->author));
|
|
|
|
$contact = self::get_contact_by_handle($importer["uid"], $author);
|
|
if (!$contact) {
|
|
logger("cannot find contact for author: ".$author);
|
|
return false;
|
|
}
|
|
|
|
// We now remove the contact
|
|
contact_remove($contact["id"]);
|
|
return true;
|
|
}
|
|
|
|
private function receive_comment($importer, $sender, $data) {
|
|
$guid = notags(unxmlify($data->guid));
|
|
$parent_guid = notags(unxmlify($data->parent_guid));
|
|
$text = unxmlify($data->text);
|
|
$author = notags(unxmlify($data->author));
|
|
|
|
$contact = self::get_allowed_contact_by_handle($importer, $sender, true);
|
|
if (!$contact)
|
|
return false;
|
|
|
|
if (self::message_exists($importer["uid"], $guid))
|
|
return false;
|
|
|
|
$parent_item = self::fetch_parent_item($importer["uid"], $parent_guid, $author, $contact);
|
|
if (!$parent_item)
|
|
return false;
|
|
|
|
$person = self::get_person_by_handle($author);
|
|
if (!is_array($person)) {
|
|
logger("unable to find author details");
|
|
return false;
|
|
}
|
|
|
|
// Fetch the contact id - if we know this contact
|
|
$author_contact = self::get_author_contact_by_url($contact, $person, $importer["uid"]);
|
|
|
|
$datarray = array();
|
|
|
|
$datarray["uid"] = $importer["uid"];
|
|
$datarray["contact-id"] = $author_contact["cid"];
|
|
$datarray["network"] = $author_contact["network"];
|
|
|
|
$datarray["author-name"] = $person["name"];
|
|
$datarray["author-link"] = $person["url"];
|
|
$datarray["author-avatar"] = ((x($person,"thumb")) ? $person["thumb"] : $person["photo"]);
|
|
|
|
$datarray["owner-name"] = $contact["name"];
|
|
$datarray["owner-link"] = $contact["url"];
|
|
$datarray["owner-avatar"] = ((x($contact,"thumb")) ? $contact["thumb"] : $contact["photo"]);
|
|
|
|
$datarray["guid"] = $guid;
|
|
$datarray["uri"] = $author.":".$guid;
|
|
|
|
$datarray["type"] = "remote-comment";
|
|
$datarray["verb"] = ACTIVITY_POST;
|
|
$datarray["gravity"] = GRAVITY_COMMENT;
|
|
$datarray["parent-uri"] = $parent_item["uri"];
|
|
|
|
$datarray["object-type"] = ACTIVITY_OBJ_COMMENT;
|
|
$datarray["object"] = json_encode($data);
|
|
|
|
$datarray["body"] = diaspora2bb($text);
|
|
|
|
self::fetch_guid($datarray);
|
|
|
|
$message_id = item_store($datarray);
|
|
// print_r($datarray);
|
|
|
|
// If we are the origin of the parent we store the original data and notify our followers
|
|
if($message_id AND $parent_item["origin"]) {
|
|
|
|
// Formerly we stored the signed text, the signature and the author in different fields.
|
|
// We now store the raw data so that we are more flexible.
|
|
q("INSERT INTO `sign` (`iid`,`signed_text`) VALUES (%d,'%s')",
|
|
intval($message_id),
|
|
dbesc(json_encode($data))
|
|
);
|
|
|
|
// notify others
|
|
proc_run("php", "include/notifier.php", "comment-import", $message_id);
|
|
}
|
|
|
|
return $message_id;
|
|
}
|
|
|
|
private function receive_conversation_message($importer, $contact, $data, $msg, $mesg) {
|
|
$guid = notags(unxmlify($data->guid));
|
|
$subject = notags(unxmlify($data->subject));
|
|
$author = notags(unxmlify($data->author));
|
|
|
|
$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)));
|
|
|
|
// "diaspora_handle" is the element name from the old version
|
|
// "author" is the element name from the new version
|
|
if ($mesg->author)
|
|
$msg_author = notags(unxmlify($mesg->author));
|
|
elseif ($mesg->diaspora_handle)
|
|
$msg_author = notags(unxmlify($mesg->diaspora_handle));
|
|
else
|
|
return false;
|
|
|
|
$msg_conversation_guid = notags(unxmlify($mesg->conversation_guid));
|
|
|
|
if($msg_conversation_guid != $guid) {
|
|
logger("message conversation guid does not belong to the current conversation.");
|
|
return false;
|
|
}
|
|
|
|
$body = diaspora2bb($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 {
|
|
$person = self::get_person_by_handle($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;
|
|
|
|
$parent_author_signature = base64_decode($msg_parent_author_signature);
|
|
|
|
$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)
|
|
);
|
|
if($r) {
|
|
logger("duplicate message already delivered.", LOGGER_DEBUG);
|
|
return false;
|
|
}
|
|
|
|
q("INSERT INTO `mail` (`uid`, `guid`, `convid`, `from-name`,`from-photo`,`from-url`,`contact-id`,`title`,`body`,`seen`,`reply`,`uri`,`parent-uri`,`created`)
|
|
VALUES (%d, '%s', %d, '%s', '%s', '%s', %d, '%s', '%s', %d, %d, '%s','%s','%s')",
|
|
intval($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($message_uri),
|
|
dbesc($author.":".$guid),
|
|
dbesc($msg_created_at)
|
|
);
|
|
|
|
q("UPDATE `conv` SET `updated` = '%s' WHERE `id` = %d",
|
|
dbesc(datetime_convert()),
|
|
intval($conversation["id"])
|
|
);
|
|
|
|
notification(array(
|
|
"type" => NOTIFY_MAIL,
|
|
"notify_flags" => $importer["notify-flags"],
|
|
"language" => $importer["language"],
|
|
"to_name" => $importer["username"],
|
|
"to_email" => $importer["email"],
|
|
"uid" =>$importer["uid"],
|
|
"item" => array("subject" => $subject, "body" => $body),
|
|
"source_name" => $person["name"],
|
|
"source_link" => $person["url"],
|
|
"source_photo" => $person["thumb"],
|
|
"verb" => ACTIVITY_POST,
|
|
"otype" => "mail"
|
|
));
|
|
}
|
|
|
|
private function receive_conversation($importer, $msg, $data) {
|
|
$guid = notags(unxmlify($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 = $data->message;
|
|
|
|
if (!count($messages)) {
|
|
logger("empty conversation");
|
|
return false;
|
|
}
|
|
|
|
$contact = self::get_allowed_contact_by_handle($importer, $msg["author"], true);
|
|
if (!$contact)
|
|
return false;
|
|
|
|
$conversation = null;
|
|
|
|
$c = q("SELECT * FROM `conv` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
|
|
intval($importer["uid"]),
|
|
dbesc($guid)
|
|
);
|
|
if($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($guid),
|
|
dbesc($author),
|
|
dbesc(datetime_convert("UTC", "UTC", $created_at)),
|
|
dbesc(datetime_convert()),
|
|
dbesc($subject),
|
|
dbesc($participants)
|
|
);
|
|
if($r)
|
|
$c = q("SELECT * FROM `conv` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
|
|
intval($importer["uid"]),
|
|
dbesc($guid)
|
|
);
|
|
|
|
if($c)
|
|
$conversation = $c[0];
|
|
}
|
|
if (!$conversation) {
|
|
logger("unable to create conversation.");
|
|
return;
|
|
}
|
|
|
|
foreach($messages as $mesg)
|
|
self::receive_conversation_message($importer, $contact, $data, $msg, $mesg);
|
|
|
|
return true;
|
|
}
|
|
|
|
private function construct_like_body($contact, $parent_item, $guid) {
|
|
$bodyverb = t('%1$s likes %2$s\'s %3$s');
|
|
|
|
$ulink = "[url=".$contact["url"]."]".$contact["name"]."[/url]";
|
|
$alink = "[url=".$parent_item["author-link"]."]".$parent_item["author-name"]."[/url]";
|
|
$plink = "[url=".App::get_baseurl()."/display/".urlencode($guid)."]".t("status")."[/url]";
|
|
|
|
return sprintf($bodyverb, $ulink, $alink, $plink);
|
|
}
|
|
|
|
private function construct_like_object($importer, $parent_item) {
|
|
$objtype = ACTIVITY_OBJ_NOTE;
|
|
$link = xmlify('<link rel="alternate" type="text/html" href="'.App::get_baseurl()."/display/".$importer["nickname"]."/".$parent_item["id"].'" />'."\n") ;
|
|
$parent_body = $parent_item["body"];
|
|
|
|
$obj = <<< EOT
|
|
|
|
<object>
|
|
<type>$objtype</type>
|
|
<local>1</local>
|
|
<id>{$parent_item["uri"]}</id>
|
|
<link>$link</link>
|
|
<title></title>
|
|
<content>$parent_body</content>
|
|
</object>
|
|
EOT;
|
|
|
|
return $obj;
|
|
}
|
|
|
|
private function receive_like($importer, $sender, $data) {
|
|
$positive = notags(unxmlify($data->positive));
|
|
$guid = notags(unxmlify($data->guid));
|
|
$parent_type = notags(unxmlify($data->parent_type));
|
|
$parent_guid = notags(unxmlify($data->parent_guid));
|
|
$author = notags(unxmlify($data->author));
|
|
|
|
// 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.
|
|
if (!in_array($parent_type, array("Post", "Comment")))
|
|
return false;
|
|
|
|
$contact = self::get_allowed_contact_by_handle($importer, $sender, true);
|
|
if (!$contact)
|
|
return false;
|
|
|
|
if (self::message_exists($importer["uid"], $guid))
|
|
return false;
|
|
|
|
$parent_item = self::fetch_parent_item($importer["uid"], $parent_guid, $author, $contact);
|
|
if (!$parent_item)
|
|
return false;
|
|
|
|
$person = self::get_person_by_handle($author);
|
|
if (!is_array($person)) {
|
|
logger("unable to find author details");
|
|
return false;
|
|
}
|
|
|
|
// Fetch the contact id - if we know this contact
|
|
$author_contact = self::get_author_contact_by_url($contact, $person, $importer["uid"]);
|
|
|
|
// "positive" = "false" would be a Dislike - wich isn't currently supported by Diaspora
|
|
// We would accept this anyhow.
|
|
if ($positive === "true")
|
|
$verb = ACTIVITY_LIKE;
|
|
else
|
|
$verb = ACTIVITY_DISLIKE;
|
|
|
|
$datarray = array();
|
|
|
|
$datarray["uid"] = $importer["uid"];
|
|
$datarray["contact-id"] = $author_contact["cid"];
|
|
$datarray["network"] = $author_contact["network"];
|
|
|
|
$datarray["author-name"] = $person["name"];
|
|
$datarray["author-link"] = $person["url"];
|
|
$datarray["author-avatar"] = ((x($person,"thumb")) ? $person["thumb"] : $person["photo"]);
|
|
|
|
$datarray["owner-name"] = $contact["name"];
|
|
$datarray["owner-link"] = $contact["url"];
|
|
$datarray["owner-avatar"] = ((x($contact,"thumb")) ? $contact["thumb"] : $contact["photo"]);
|
|
|
|
$datarray["guid"] = $guid;
|
|
$datarray["uri"] = $author.":".$guid;
|
|
|
|
$datarray["type"] = "activity";
|
|
$datarray["verb"] = $verb;
|
|
$datarray["gravity"] = GRAVITY_LIKE;
|
|
$datarray["parent-uri"] = $parent_item["uri"];
|
|
|
|
$datarray["object-type"] = ACTIVITY_OBJ_NOTE;
|
|
$datarray["object"] = self::construct_like_object($importer, $parent_item);
|
|
|
|
$datarray["body"] = self::construct_like_body($contact, $parent_item, $guid);
|
|
|
|
$message_id = item_store($datarray);
|
|
// print_r($datarray);
|
|
|
|
// If we are the origin of the parent we store the original data and notify our followers
|
|
if($message_id AND $parent_item["origin"]) {
|
|
|
|
// Formerly we stored the signed text, the signature and the author in different fields.
|
|
// We now store the raw data so that we are more flexible.
|
|
q("INSERT INTO `sign` (`iid`,`signed_text`) VALUES (%d,'%s')",
|
|
intval($message_id),
|
|
dbesc(json_encode($data))
|
|
);
|
|
|
|
// notify others
|
|
proc_run("php", "include/notifier.php", "comment-import", $message_id);
|
|
}
|
|
|
|
return $message_id;
|
|
}
|
|
|
|
private function receive_message($importer, $data) {
|
|
$guid = notags(unxmlify($data->guid));
|
|
$parent_guid = notags(unxmlify($data->parent_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));
|
|
|
|
$contact = self::get_allowed_contact_by_handle($importer, $author, true);
|
|
if (!$contact)
|
|
return false;
|
|
|
|
$conversation = null;
|
|
|
|
$c = q("SELECT * FROM `conv` WHERE `uid` = %d AND `guid` = '%s' LIMIT 1",
|
|
intval($importer["uid"]),
|
|
dbesc($conversation_guid)
|
|
);
|
|
if($c)
|
|
$conversation = $c[0];
|
|
else {
|
|
logger("conversation not available.");
|
|
return false;
|
|
}
|
|
|
|
$reply = 0;
|
|
|
|
$body = diaspora2bb($text);
|
|
$message_uri = $author.":".$guid;
|
|
|
|
$person = self::get_person_by_handle($author);
|
|
if (!$person) {
|
|
logger("unable to find author details");
|
|
return false;
|
|
}
|
|
|
|
$r = q("SELECT `id` FROM `mail` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
|
|
dbesc($message_uri),
|
|
intval($importer["uid"])
|
|
);
|
|
if($r) {
|
|
logger("duplicate message already delivered.", LOGGER_DEBUG);
|
|
return false;
|
|
}
|
|
|
|
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($importer["uid"]),
|
|
dbesc($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_uri),
|
|
dbesc($author.":".$parent_guid),
|
|
dbesc($created_at)
|
|
);
|
|
|
|
q("UPDATE `conv` SET `updated` = '%s' WHERE `id` = %d",
|
|
dbesc(datetime_convert()),
|
|
intval($conversation["id"])
|
|
);
|
|
|
|
return true;
|
|
}
|
|
|
|
private function receive_participation($importer, $data) {
|
|
// I'm not sure if we can fully support this message type
|
|
return true;
|
|
}
|
|
|
|
private function receive_photo($importer, $data) {
|
|
// There doesn't seem to be a reason for this function, since the photo data is transmitted in the status message as well
|
|
return true;
|
|
}
|
|
|
|
private function receive_poll_participation($importer, $data) {
|
|
// We don't support polls by now
|
|
return true;
|
|
}
|
|
|
|
private function receive_profile($importer, $data) {
|
|
$author = notags(unxmlify($data->author));
|
|
|
|
$contact = self::get_contact_by_handle($importer["uid"], $author);
|
|
if (!$contact)
|
|
return;
|
|
|
|
$name = unxmlify($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);
|
|
$searchable = (unxmlify($data->searchable) == "true");
|
|
$nsfw = (unxmlify($data->nsfw) == "true");
|
|
$tags = unxmlify($data->tag_string);
|
|
|
|
$tags = explode("#", $tags);
|
|
|
|
$keywords = array();
|
|
foreach ($tags as $tag) {
|
|
$tag = trim(strtolower($tag));
|
|
if ($tag != "")
|
|
$keywords[] = $tag;
|
|
}
|
|
|
|
$keywords = implode(", ", $keywords);
|
|
|
|
$handle_parts = explode("@", $author);
|
|
$nick = $handle_parts[0];
|
|
|
|
if($name === "")
|
|
$name = $handle_parts[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"]);
|
|
|
|
// Generic birthday. We don't know the timezone. The year is irrelevant.
|
|
|
|
$birthday = str_replace("1000", "1901", $birthday);
|
|
|
|
if ($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"];
|
|
|
|
$r = q("UPDATE `contact` SET `name` = '%s', `nick` = '%s', `addr` = '%s', `name-date` = '%s', `bd` = '%s',
|
|
`location` = '%s', `about` = '%s', `keywords` = '%s', `gender` = '%s' WHERE `id` = %d AND `uid` = %d",
|
|
dbesc($name),
|
|
dbesc($nick),
|
|
dbesc($author),
|
|
dbesc(datetime_convert()),
|
|
dbesc($birthday),
|
|
dbesc($location),
|
|
dbesc($about),
|
|
dbesc($keywords),
|
|
dbesc($gender),
|
|
intval($contact["id"]),
|
|
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);
|
|
|
|
return true;
|
|
}
|
|
|
|
private function receive_request_make_friend($importer, $contact) {
|
|
|
|
$a = get_app();
|
|
|
|
if($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"]),
|
|
intval($importer["uid"])
|
|
);
|
|
}
|
|
// send notification
|
|
|
|
$r = q("SELECT `hide-friends` FROM `profile` WHERE `uid` = %d AND `is-default` = 1 LIMIT 1",
|
|
intval($importer["uid"])
|
|
);
|
|
|
|
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"])
|
|
);
|
|
|
|
// they are not CONTACT_IS_FOLLOWER anymore but that's what we have in the array
|
|
|
|
if($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;
|
|
|
|
$arr["object"] = "<object><type>".ACTIVITY_OBJ_PERSON."</type><title>".$contact["name"]."</title>"
|
|
."<id>".$contact["url"]."/".$contact["name"]."</id>";
|
|
$arr["object"] .= "<link>".xmlify('<link rel="alternate" type="text/html" href="'.$contact["url"].'" />'."\n");
|
|
$arr["object"] .= xmlify('<link rel="photo" type="image/jpeg" href="'.$contact["thumb"].'" />'."\n");
|
|
$arr["object"] .= "</link></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", $i);
|
|
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
private function receive_request($importer, $data) {
|
|
$author = unxmlify($data->author);
|
|
$recipient = unxmlify($data->recipient);
|
|
|
|
if (!$author || !$recipient)
|
|
return;
|
|
|
|
$contact = self::get_contact_by_handle($importer["uid"],$author);
|
|
|
|
if($contact) {
|
|
|
|
// perhaps we were already sharing with this person. Now they're sharing with us.
|
|
// That makes us friends.
|
|
|
|
self::receive_request_make_friend($importer, $contact);
|
|
return true;
|
|
}
|
|
|
|
$ret = self::get_person_by_handle($author);
|
|
|
|
if (!$ret || ($ret["network"] != NETWORK_DIASPORA)) {
|
|
logger("Cannot resolve diaspora handle ".$author ." for ".$recipient);
|
|
return false;
|
|
}
|
|
|
|
$batch = (($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"]),
|
|
dbesc($ret["pubkey"]),
|
|
dbesc($ret["notify"]),
|
|
dbesc($ret["poll"]),
|
|
1,
|
|
2
|
|
);
|
|
|
|
// find the contact record we just created
|
|
|
|
$contact_record = self::get_contact_by_handle($importer["uid"],$author);
|
|
|
|
if (!$contact_record) {
|
|
logger("unable to locate newly created contact record.");
|
|
return;
|
|
}
|
|
|
|
$g = q("SELECT `def_gid` FROM `user` WHERE `uid` = %d LIMIT 1",
|
|
intval($importer["uid"])
|
|
);
|
|
|
|
if($g && intval($g[0]["def_gid"]))
|
|
group_add_member($importer["uid"], "", $contact_record["id"], $g[0]["def_gid"]);
|
|
|
|
if($importer["page-flags"] == PAGE_NORMAL) {
|
|
|
|
$hash = random_string().(string)time(); // Generate a confirm_key
|
|
|
|
$ret = q("INSERT INTO `intro` (`uid`, `contact-id`, `blocked`, `knowyou`, `note`, `hash`, `datetime`)
|
|
VALUES (%d, %d, %d, %d, '%s', '%s', '%s')",
|
|
intval($importer["uid"]),
|
|
intval($contact_record["id"]),
|
|
0,
|
|
0,
|
|
dbesc(t("Sharing notification from Diaspora network")),
|
|
dbesc($hash),
|
|
dbesc(datetime_convert())
|
|
);
|
|
} else {
|
|
|
|
// automatic friend approval
|
|
|
|
update_contact_avatar($contact_record["photo"],$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;
|
|
|
|
$r = q("UPDATE `contact` SET `rel` = %d,
|
|
`name-date` = '%s',
|
|
`uri-date` = '%s',
|
|
`blocked` = 0,
|
|
`pending` = 0,
|
|
`writable` = 1
|
|
WHERE `id` = %d
|
|
",
|
|
intval($new_relation),
|
|
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], $contact_record);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
private function get_original_item($guid, $orig_author, $author) {
|
|
|
|
// Do we already have this item?
|
|
$r = q("SELECT `body`, `tag`, `app`, `created`, `object-type`, `uri`, `guid`,
|
|
`author-name`, `author-link`, `author-avatar`
|
|
FROM `item` WHERE `guid` = '%s' AND `visible` AND NOT `deleted` AND `body` != '' LIMIT 1",
|
|
dbesc($guid));
|
|
|
|
if($r) {
|
|
logger("reshared message ".$guid." already exists on system.");
|
|
|
|
// Maybe it is already a reshared item?
|
|
// Then refetch the content, since there can be many side effects with reshared posts from other networks or reshares from reshares
|
|
if (self::is_reshare($r[0]["body"]))
|
|
$r = array();
|
|
else
|
|
return $r[0];
|
|
}
|
|
|
|
if (!$r) {
|
|
$server = "https://".substr($orig_author, strpos($orig_author, "@") + 1);
|
|
logger("1st try: reshared message ".$guid." will be fetched from original server: ".$server);
|
|
$item_id = self::store_by_guid($guid, $server);
|
|
|
|
if (!$item_id) {
|
|
$server = "https://".substr($author, strpos($author, "@") + 1);
|
|
logger("2nd try: reshared message ".$guid." will be fetched from sharer's server: ".$server);
|
|
$item = self::store_by_guid($guid, $server);
|
|
}
|
|
if (!$item_id) {
|
|
$server = "http://".substr($orig_author, strpos($orig_author, "@") + 1);
|
|
logger("3rd try: reshared message ".$guid." will be fetched from original server: ".$server);
|
|
$item = self::store_by_guid($guid, $server);
|
|
}
|
|
if (!$item_id) {
|
|
$server = "http://".substr($author, strpos($author, "@") + 1);
|
|
logger("4th try: reshared message ".$guid." will be fetched from sharer's server: ".$server);
|
|
$item = self::store_by_guid($guid, $server);
|
|
}
|
|
|
|
if ($item_id) {
|
|
$r = q("SELECT `body`, `tag`, `app`, `created`, `object-type`, `uri`, `guid`,
|
|
`author-name`, `author-link`, `author-avatar`
|
|
FROM `item` WHERE `id` = %d AND `visible` AND NOT `deleted` AND `body` != '' LIMIT 1",
|
|
intval($item_id));
|
|
|
|
if ($r)
|
|
return $r[0];
|
|
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
private function receive_reshare($importer, $data) {
|
|
$root_author = notags(unxmlify($data->root_author));
|
|
$root_guid = notags(unxmlify($data->root_guid));
|
|
$guid = notags(unxmlify($data->guid));
|
|
$author = notags(unxmlify($data->author));
|
|
$public = notags(unxmlify($data->public));
|
|
$created_at = notags(unxmlify($data->created_at));
|
|
|
|
$contact = self::get_allowed_contact_by_handle($importer, $author, false);
|
|
if (!$contact)
|
|
return false;
|
|
|
|
if (self::message_exists($importer["uid"], $guid))
|
|
return false;
|
|
|
|
$original_item = self::get_original_item($root_guid, $root_author, $author);
|
|
if (!$original_item)
|
|
return false;
|
|
|
|
$datarray = array();
|
|
|
|
$datarray["uid"] = $importer["uid"];
|
|
$datarray["contact-id"] = $contact["id"];
|
|
$datarray["network"] = NETWORK_DIASPORA;
|
|
|
|
$datarray["author-name"] = $contact["name"];
|
|
$datarray["author-link"] = $contact["url"];
|
|
$datarray["author-avatar"] = ((x($contact,"thumb")) ? $contact["thumb"] : $contact["photo"]);
|
|
|
|
$datarray["owner-name"] = $datarray["author-name"];
|
|
$datarray["owner-link"] = $datarray["author-link"];
|
|
$datarray["owner-avatar"] = $datarray["author-avatar"];
|
|
|
|
$datarray["guid"] = $guid;
|
|
$datarray["uri"] = $datarray["parent-uri"] = $author.":".$guid;
|
|
|
|
$datarray["verb"] = ACTIVITY_POST;
|
|
$datarray["gravity"] = GRAVITY_PARENT;
|
|
|
|
$datarray["object"] = json_encode($data);
|
|
|
|
$prefix = share_header($original_item["author-name"], $original_item["author-link"], $original_item["author-avatar"],
|
|
$original_item["guid"], $original_item["created"], $original_item["uri"]);
|
|
$datarray["body"] = $prefix.$original_item["body"]."[/share]";
|
|
|
|
$datarray["tag"] = $original_item["tag"];
|
|
$datarray["app"] = $original_item["app"];
|
|
|
|
$datarray["plink"] = self::plink($author, $guid);
|
|
$datarray["private"] = (($public == "false") ? 1 : 0);
|
|
$datarray["changed"] = $datarray["created"] = $datarray["edited"] = datetime_convert("UTC", "UTC", $created_at);
|
|
|
|
$datarray["object-type"] = $original_item["object-type"];
|
|
|
|
self::fetch_guid($datarray);
|
|
$message_id = item_store($datarray);
|
|
// print_r($datarray);
|
|
|
|
return $message_id;
|
|
}
|
|
|
|
private function item_retraction($importer, $contact, $data) {
|
|
$target_type = notags(unxmlify($data->target_type));
|
|
$target_guid = notags(unxmlify($data->target_guid));
|
|
$author = notags(unxmlify($data->author));
|
|
|
|
$person = self::get_person_by_handle($author);
|
|
if (!is_array($person)) {
|
|
logger("unable to find author detail for ".$author);
|
|
return false;
|
|
}
|
|
|
|
$r = q("SELECT `id`, `parent`, `parent-uri`, `author-link` FROM `item` WHERE `guid` = '%s' AND `uid` = %d AND NOT `file` LIKE '%%[%%' LIMIT 1",
|
|
dbesc($target_guid),
|
|
intval($importer["uid"])
|
|
);
|
|
if (!$r)
|
|
return false;
|
|
|
|
// Only delete it if the author really fits
|
|
if (!link_compare($r[0]["author-link"],$person["url"]))
|
|
return false;
|
|
|
|
// Check if the sender is the thread owner
|
|
$p = q("SELECT `author-link`, `origin` FROM `item` WHERE `id` = %d",
|
|
intval($r[0]["parent"]));
|
|
|
|
// Only delete it if the parent author really fits
|
|
if (!link_compare($p[0]["author-link"], $contact["url"]))
|
|
return false;
|
|
|
|
// Currently we don't have a central deletion function that we could use in this case. The function "item_drop" doesn't work for that case
|
|
q("UPDATE `item` SET `deleted` = 1, `edited` = '%s', `changed` = '%s', `body` = '' , `title` = '' WHERE `id` = %d",
|
|
dbesc(datetime_convert()),
|
|
dbesc(datetime_convert()),
|
|
intval($r[0]["id"])
|
|
);
|
|
delete_thread($r[0]["id"], $r[0]["parent-uri"]);
|
|
|
|
// Now check if the retraction needs to be relayed by us
|
|
if($p[0]["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.
|
|
q("INSERT INTO `sign` (`retract_iid`,`signed_text`) VALUES (%d,'%s')",
|
|
intval($r[0]["id"]),
|
|
dbesc(json_encode($data))
|
|
);
|
|
|
|
// notify others
|
|
proc_run("php", "include/notifier.php", "drop", $r[0]["id"]);
|
|
}
|
|
}
|
|
|
|
private function receive_retraction($importer, $sender, $data) {
|
|
$target_type = notags(unxmlify($data->target_type));
|
|
|
|
$contact = self::get_contact_by_handle($importer["uid"], $sender);
|
|
if (!$contact) {
|
|
logger("cannot find contact for sender: ".$sender." and user ".$importer["uid"]);
|
|
return false;
|
|
}
|
|
|
|
switch ($target_type) {
|
|
case "Comment":
|
|
case "Like":
|
|
case "Post": // "Post" will be supported in a future version
|
|
case "Reshare":
|
|
case "StatusMessage":
|
|
return self::item_retraction($importer, $contact, $data);;
|
|
|
|
case "Person": /// @todo an "unshare" shouldn't remove the contact
|
|
contact_remove($contact["id"]);
|
|
return true;
|
|
|
|
default:
|
|
logger("Unknown target type ".$target_type);
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
private function receive_status_message($importer, $data) {
|
|
|
|
$raw_message = unxmlify($data->raw_message);
|
|
$guid = notags(unxmlify($data->guid));
|
|
$author = notags(unxmlify($data->author));
|
|
$public = notags(unxmlify($data->public));
|
|
$created_at = notags(unxmlify($data->created_at));
|
|
$provider_display_name = notags(unxmlify($data->provider_display_name));
|
|
|
|
/// @todo enable support for polls
|
|
//if ($data->poll) {
|
|
// foreach ($data->poll AS $poll)
|
|
// print_r($poll);
|
|
// die("poll!\n");
|
|
//}
|
|
$contact = self::get_allowed_contact_by_handle($importer, $author, false);
|
|
if (!$contact)
|
|
return false;
|
|
|
|
if (self::message_exists($importer["uid"], $guid))
|
|
return false;
|
|
|
|
$address = array();
|
|
if ($data->location)
|
|
foreach ($data->location->children() AS $fieldname => $data)
|
|
$address[$fieldname] = notags(unxmlify($data));
|
|
|
|
$body = diaspora2bb($raw_message);
|
|
|
|
$datarray = array();
|
|
|
|
if ($data->photo) {
|
|
foreach ($data->photo AS $photo)
|
|
$body = "[img]".$photo->remote_photo_path.$photo->remote_photo_name."[/img]\n".$body;
|
|
|
|
$datarray["object-type"] = ACTIVITY_OBJ_PHOTO;
|
|
} else {
|
|
$datarray["object-type"] = ACTIVITY_OBJ_NOTE;
|
|
|
|
// Add OEmbed and other information to the body
|
|
if (!self::is_redmatrix($contact["url"]))
|
|
$body = add_page_info_to_body($body, false, true);
|
|
}
|
|
|
|
$datarray["uid"] = $importer["uid"];
|
|
$datarray["contact-id"] = $contact["id"];
|
|
$datarray["network"] = NETWORK_DIASPORA;
|
|
|
|
$datarray["author-name"] = $contact["name"];
|
|
$datarray["author-link"] = $contact["url"];
|
|
$datarray["author-avatar"] = ((x($contact,"thumb")) ? $contact["thumb"] : $contact["photo"]);
|
|
|
|
$datarray["owner-name"] = $datarray["author-name"];
|
|
$datarray["owner-link"] = $datarray["author-link"];
|
|
$datarray["owner-avatar"] = $datarray["author-avatar"];
|
|
|
|
$datarray["guid"] = $guid;
|
|
$datarray["uri"] = $datarray["parent-uri"] = $author.":".$guid;
|
|
|
|
$datarray["verb"] = ACTIVITY_POST;
|
|
$datarray["gravity"] = GRAVITY_PARENT;
|
|
|
|
$datarray["object"] = json_encode($data);
|
|
|
|
$datarray["body"] = $body;
|
|
|
|
if ($provider_display_name != "")
|
|
$datarray["app"] = $provider_display_name;
|
|
|
|
$datarray["plink"] = self::plink($author, $guid);
|
|
$datarray["private"] = (($public == "false") ? 1 : 0);
|
|
$datarray["changed"] = $datarray["created"] = $datarray["edited"] = datetime_convert("UTC", "UTC", $created_at);
|
|
|
|
if (isset($address["address"]))
|
|
$datarray["location"] = $address["address"];
|
|
|
|
if (isset($address["lat"]) AND isset($address["lng"]))
|
|
$datarray["coord"] = $address["lat"]." ".$address["lng"];
|
|
|
|
self::fetch_guid($datarray);
|
|
$message_id = item_store($datarray);
|
|
// print_r($datarray);
|
|
|
|
logger("Stored item with message id ".$message_id, LOGGER_DEBUG);
|
|
|
|
return $message_id;
|
|
}
|
|
|
|
/*******************************************************************************************
|
|
* Here come all the functions that are needed to transmit data with the Diaspora protocol *
|
|
*******************************************************************************************/
|
|
|
|
private function get_my_handle($me) {
|
|
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.
|
|
return $me["nickname"]."@".substr(App::get_baseurl(), strpos(App::get_baseurl(),"://") + 3);
|
|
}
|
|
|
|
private function build_public_message($msg, $user, $contact, $prvkey, $pubkey) {
|
|
|
|
logger("Message: ".$msg, LOGGER_DATA);
|
|
|
|
$handle = self::get_my_handle($user);
|
|
|
|
$b64url_data = base64url_encode($msg);
|
|
|
|
$data = str_replace(array("\n", "\r", " ", "\t"), array("", "", "", ""), $b64url_data);
|
|
|
|
$type = "application/xml";
|
|
$encoding = "base64url";
|
|
$alg = "RSA-SHA256";
|
|
|
|
$signable_data = $data.".".base64url_encode($type).".".base64url_encode($encoding).".".base64url_encode($alg);
|
|
|
|
$signature = rsa_sign($signable_data,$prvkey);
|
|
$sig = base64url_encode($signature);
|
|
|
|
$magic_env = <<< EOT
|
|
<?xml version='1.0' encoding='UTF-8'?>
|
|
<diaspora xmlns="https://joindiaspora.com/protocol" xmlns:me="http://salmon-protocol.org/ns/magic-env" >
|
|
<header>
|
|
<author_id>$handle</author_id>
|
|
</header>
|
|
<me:env>
|
|
<me:encoding>base64url</me:encoding>
|
|
<me:alg>RSA-SHA256</me:alg>
|
|
<me:data type="application/xml">$data</me:data>
|
|
<me:sig>$sig</me:sig>
|
|
</me:env>
|
|
</diaspora>
|
|
EOT;
|
|
|
|
logger("magic_env: ".$magic_env, LOGGER_DATA);
|
|
return $magic_env;
|
|
}
|
|
|
|
private function build_private_message($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);
|
|
|
|
$handle = self::get_my_handle($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);
|
|
|
|
|
|
$b64url_data = base64url_encode($b64_data);
|
|
$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);
|
|
|
|
$decrypted_header = <<< EOT
|
|
<decrypted_header>
|
|
<iv>$b_inner_iv</iv>
|
|
<aes_key>$b_inner_aes_key</aes_key>
|
|
<author_id>$handle</author_id>
|
|
</decrypted_header>
|
|
EOT;
|
|
|
|
$decrypted_header = pkcs5_pad($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);
|
|
|
|
$encrypted_header = "<encrypted_header>".$cipher_json."</encrypted_header>";
|
|
|
|
$magic_env = <<< EOT
|
|
<?xml version='1.0' encoding='UTF-8'?>
|
|
<diaspora xmlns="https://joindiaspora.com/protocol" xmlns:me="http://salmon-protocol.org/ns/magic-env" >
|
|
$encrypted_header
|
|
<me:env>
|
|
<me:encoding>base64url</me:encoding>
|
|
<me:alg>RSA-SHA256</me:alg>
|
|
<me:data type="application/xml">$data</me:data>
|
|
<me:sig>$sig</me:sig>
|
|
</me:env>
|
|
</diaspora>
|
|
EOT;
|
|
|
|
logger("magic_env: ".$magic_env, LOGGER_DATA);
|
|
return $magic_env;
|
|
}
|
|
|
|
private function build_message($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 data that will be transmitted is double encoded via "urlencode", strange ...
|
|
$slap = "xml=".urlencode(urlencode($magic_env));
|
|
return $slap;
|
|
}
|
|
|
|
private function get_signature($owner, $message) {
|
|
$sigmsg = $message;
|
|
unset($sigmsg["author_signature"]);
|
|
unset($sigmsg["parent_author_signature"]);
|
|
|
|
$signed_text = implode(";", $sigmsg);
|
|
|
|
return base64_encode(rsa_sign($signed_text, $owner["uprvkey"], "sha256"));
|
|
}
|
|
|
|
private function transmit($owner, $contact, $slap, $public_batch, $queue_run=false, $guid = "") {
|
|
|
|
$a = get_app();
|
|
|
|
$enabled = intval(get_config("system", "diaspora_enabled"));
|
|
if(!$enabled)
|
|
return 200;
|
|
|
|
$logid = random_string(4);
|
|
$dest_url = (($public_batch) ? $contact["batch"] : $contact["notify"]);
|
|
if (!$dest_url) {
|
|
logger("no url for contact: ".$contact["id"]." batch mode =".$public_batch);
|
|
return 0;
|
|
}
|
|
|
|
logger("transmit: ".$logid."-".$guid." ".$dest_url);
|
|
|
|
if (!$queue_run && was_recently_delayed($contact["id"])) {
|
|
$return_code = 0;
|
|
} else {
|
|
if (!intval(get_config("system", "diaspora_test"))) {
|
|
post_url($dest_url."/", $slap);
|
|
$return_code = $a->get_curl_code();
|
|
} else {
|
|
logger("test_mode");
|
|
return 200;
|
|
}
|
|
}
|
|
|
|
logger("transmit: ".$logid."-".$guid." returns: ".$return_code);
|
|
|
|
if(!$return_code || (($return_code == 503) && (stristr($a->get_curl_headers(), "retry-after")))) {
|
|
logger("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($r)) {
|
|
logger("add_to_queue ignored - identical item already in queue");
|
|
} else {
|
|
// queue message for redelivery
|
|
add_to_queue($contact["id"], NETWORK_DIASPORA, $slap, $public_batch);
|
|
}
|
|
}
|
|
|
|
|
|
return(($return_code) ? $return_code : (-1));
|
|
}
|
|
|
|
public static function send_share($me,$contact) {
|
|
$myaddr = self::get_my_handle($me);
|
|
$theiraddr = $contact["addr"];
|
|
|
|
$data = array("XML" => array("post" => array("request" => array(
|
|
"sender_handle" => $myaddr,
|
|
"recipient_handle" => $theiraddr
|
|
))));
|
|
|
|
$msg = xml::from_array($data, $xml);
|
|
|
|
$slap = self::build_message($msg, $me, $contact, $me["prvkey"], $contact["pubkey"]);
|
|
|
|
return(self::transmit($owner,$contact,$slap, false));
|
|
|
|
}
|
|
|
|
public static function send_unshare($me,$contact) {
|
|
$myaddr = self::get_my_handle($me);
|
|
|
|
$data = array("XML" => array("post" => array("retraction" => array(
|
|
"post_guid" => $me["guid"],
|
|
"diaspora_handle" => $myaddr,
|
|
"type" => "Person"
|
|
))));
|
|
|
|
$msg = xml::from_array($data, $xml);
|
|
|
|
$slap = self::build_message($msg, $me, $contact, $me["prvkey"], $contact["pubkey"]);
|
|
|
|
return(self::transmit($owner,$contact,$slap, false));
|
|
}
|
|
|
|
private function is_reshare($body) {
|
|
$body = trim($body);
|
|
|
|
// Skip if it isn't a pure repeated messages
|
|
// Does it start with a share?
|
|
if (strpos($body, "[share") > 0)
|
|
return(false);
|
|
|
|
// Does it end with a share?
|
|
if (strlen($body) > (strrpos($body, "[/share]") + 8))
|
|
return(false);
|
|
|
|
$attributes = preg_replace("/\[share(.*?)\]\s?(.*?)\s?\[\/share\]\s?/ism","$1",$body);
|
|
// Skip if there is no shared message in there
|
|
if ($body == $attributes)
|
|
return(false);
|
|
|
|
$guid = "";
|
|
preg_match("/guid='(.*?)'/ism", $attributes, $matches);
|
|
if ($matches[1] != "")
|
|
$guid = $matches[1];
|
|
|
|
preg_match('/guid="(.*?)"/ism', $attributes, $matches);
|
|
if ($matches[1] != "")
|
|
$guid = $matches[1];
|
|
|
|
if ($guid != "") {
|
|
$r = q("SELECT `contact-id` FROM `item` WHERE `guid` = '%s' AND `network` IN ('%s', '%s') LIMIT 1",
|
|
dbesc($guid), NETWORK_DFRN, NETWORK_DIASPORA);
|
|
if ($r) {
|
|
$ret= array();
|
|
$ret["root_handle"] = diaspora_handle_from_contact($r[0]["contact-id"]);
|
|
$ret["root_guid"] = $guid;
|
|
return($ret);
|
|
}
|
|
}
|
|
|
|
$profile = "";
|
|
preg_match("/profile='(.*?)'/ism", $attributes, $matches);
|
|
if ($matches[1] != "")
|
|
$profile = $matches[1];
|
|
|
|
preg_match('/profile="(.*?)"/ism', $attributes, $matches);
|
|
if ($matches[1] != "")
|
|
$profile = $matches[1];
|
|
|
|
$ret= array();
|
|
|
|
$ret["root_handle"] = preg_replace("=https?://(.*)/u/(.*)=ism", "$2@$1", $profile);
|
|
if (($ret["root_handle"] == $profile) OR ($ret["root_handle"] == ""))
|
|
return(false);
|
|
|
|
$link = "";
|
|
preg_match("/link='(.*?)'/ism", $attributes, $matches);
|
|
if ($matches[1] != "")
|
|
$link = $matches[1];
|
|
|
|
preg_match('/link="(.*?)"/ism', $attributes, $matches);
|
|
if ($matches[1] != "")
|
|
$link = $matches[1];
|
|
|
|
$ret["root_guid"] = preg_replace("=https?://(.*)/posts/(.*)=ism", "$2", $link);
|
|
if (($ret["root_guid"] == $link) OR ($ret["root_guid"] == ""))
|
|
return(false);
|
|
return($ret);
|
|
}
|
|
|
|
public static function send_status($item, $owner, $contact, $public_batch = false) {
|
|
|
|
$myaddr = self::get_my_handle($owner);
|
|
$theiraddr = $contact["addr"];
|
|
|
|
$title = $item["title"];
|
|
$body = $item["body"];
|
|
|
|
// convert to markdown
|
|
$body = html_entity_decode(bb2diaspora($body));
|
|
|
|
// Adding the 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) {
|
|
$body .= "\n".t("Attachments:")."\n";
|
|
foreach($matches as $mtch)
|
|
$body .= "[".$mtch[3]."](".$mtch[1].")\n";
|
|
}
|
|
}
|
|
|
|
|
|
$public = (($item["private"]) ? "false" : "true");
|
|
|
|
$created = datetime_convert("UTC", "UTC", $item["created"], 'Y-m-d H:i:s \U\T\C');
|
|
|
|
// Detect a share element and do a reshare
|
|
if (!$item['private'] AND ($ret = self::is_reshare($item["body"]))) {
|
|
$message = array("root_diaspora_id" => $ret["root_handle"],
|
|
"root_guid" => $ret["root_guid"],
|
|
"guid" => $item["guid"],
|
|
"diaspora_handle" => $myaddr,
|
|
"public" => $public,
|
|
"created_at" => $created,
|
|
"provider_display_name" => $item["app"]);
|
|
|
|
$data = array("XML" => array("post" => array("reshare" => $message)));
|
|
} else {
|
|
$location = array();
|
|
|
|
if ($item["location"] != "")
|
|
$location["address"] = $item["location"];
|
|
|
|
if ($item["coord"] != "") {
|
|
$coord = explode(" ", $item["coord"]);
|
|
$location["lat"] = $coord[0];
|
|
$location["lng"] = $coord[1];
|
|
}
|
|
|
|
$message = array("raw_message" => $body,
|
|
"location" => $location,
|
|
"guid" => $item["guid"],
|
|
"diaspora_handle" => $myaddr,
|
|
"public" => $public,
|
|
"created_at" => $created,
|
|
"provider_display_name" => $item["app"]);
|
|
|
|
if (count($location) == 0)
|
|
unset($message["location"]);
|
|
|
|
$data = array("XML" => array("post" => array("status_message" => $message)));
|
|
}
|
|
|
|
$msg = xml::from_array($data, $xml);
|
|
|
|
logger("status: ".$owner["username"]." -> ".$contact["name"]." base message: ".$msg, LOGGER_DATA);
|
|
logger("send guid ".$item["guid"], LOGGER_DEBUG);
|
|
|
|
$slap = self::build_message($msg, $owner, $contact, $owner["uprvkey"], $contact["pubkey"], $public_batch);
|
|
|
|
$return_code = self::transmit($owner,$contact,$slap, false);
|
|
|
|
logger("guid: ".$item["guid"]." result ".$return_code, LOGGER_DEBUG);
|
|
|
|
return $return_code;
|
|
}
|
|
|
|
private function construct_like($item,$owner,$contact,$public_batch = false, $data = null) {
|
|
|
|
if (is_array($data))
|
|
$message = $data;
|
|
else {
|
|
$myaddr = self::get_my_handle($owner);
|
|
|
|
$p = q("SELECT `guid`, `uri`, `parent-uri` FROM `item` WHERE `uri` = '%s' LIMIT 1",
|
|
dbesc($item["thr-parent"]));
|
|
if(!$p)
|
|
return false;
|
|
|
|
$parent = $p[0];
|
|
|
|
$target_type = ($parent["uri"] === $parent["parent-uri"] ? "Post" : "Comment");
|
|
$positive = "true";
|
|
|
|
$message = array("positive" => $positive,
|
|
"guid" => $item["guid"],
|
|
"target_type" => $target_type,
|
|
"parent_guid" => $parent["guid"],
|
|
"author_signature" => $authorsig,
|
|
"diaspora_handle" => $myaddr);
|
|
}
|
|
|
|
$authorsig = self::get_signature($owner, $message);
|
|
|
|
if ($message["author_signature"] == "")
|
|
$message["author_signature"] = $authorsig;
|
|
else
|
|
$message["parent_author_signature"] = $authorsig;
|
|
|
|
$data = array("XML" => array("post" => array("like" => $message)));
|
|
|
|
return xml::from_array($data, $xml);
|
|
}
|
|
|
|
private function construct_comment($item,$owner,$contact,$public_batch = false, $data = null) {
|
|
|
|
if (is_array($data))
|
|
$message = $data;
|
|
else {
|
|
$myaddr = self::get_my_handle($owner);
|
|
|
|
$p = q("SELECT `guid` FROM `item` WHERE `parent` = %d AND `id` = %d LIMIT 1",
|
|
intval($item["parent"]),
|
|
intval($item["parent"])
|
|
);
|
|
|
|
if (!$p)
|
|
return false;
|
|
|
|
$parent = $p[0];
|
|
|
|
$text = html_entity_decode(bb2diaspora($item["body"]));
|
|
|
|
$message = array("guid" => $item["guid"],
|
|
"parent_guid" => $parent["guid"],
|
|
"author_signature" => "",
|
|
"text" => $text,
|
|
"diaspora_handle" => $myaddr);
|
|
}
|
|
|
|
$authorsig = self::get_signature($owner, $message);
|
|
|
|
if ($message["author_signature"] == "")
|
|
$message["author_signature"] = $authorsig;
|
|
else
|
|
$message["parent_author_signature"] = $authorsig;
|
|
|
|
$data = array("XML" => array("post" => array("comment" => $message)));
|
|
|
|
return xml::from_array($data, $xml);
|
|
}
|
|
|
|
public static function send_followup($item,$owner,$contact,$public_batch = false) {
|
|
|
|
if($item['verb'] === ACTIVITY_LIKE)
|
|
$msg = self::construct_like($item, $owner, $contact, $public_batch);
|
|
else
|
|
$msg = self::construct_comment($item, $owner, $contact, $public_batch);
|
|
|
|
if (!$msg)
|
|
return $msg;
|
|
|
|
logger("base message: ".$msg, LOGGER_DATA);
|
|
logger("send guid ".$item["guid"], LOGGER_DEBUG);
|
|
|
|
$slap = self::build_message($msg, $owner, $contact, $owner["uprvkey"], $contact["pubkey"], $public_batch);
|
|
|
|
$return_code = self::transmit($owner, $contact, $slap, $public_batch, false, $item["guid"]);
|
|
|
|
logger("guid: ".$item["guid"]." result ".$return_code, LOGGER_DEBUG);
|
|
|
|
return $return_code;
|
|
}
|
|
|
|
function send_relay($item, $owner, $contact, $public_batch = false) {
|
|
|
|
if ($item["deleted"])
|
|
$sql_sign_id = "retract_iid";
|
|
else
|
|
$sql_sign_id = "iid";
|
|
|
|
// fetch the original signature if the relayable was created by a Diaspora
|
|
// or DFRN user.
|
|
|
|
$r = q("SELECT `signed_text`, `signature`, `signer` FROM `sign` WHERE `".$sql_sign_id."` = %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'];
|
|
|
|
// Split the signed text
|
|
$signed_parts = explode(";", $signed_text);
|
|
|
|
if ($item['verb'] === ACTIVITY_LIKE) {
|
|
$data = array("positive" => $signed_parts[0],
|
|
"guid" => $signed_parts[1],
|
|
"target_type" => $signed_parts[2],
|
|
"parent_guid" => $signed_parts[3],
|
|
"parent_author_signature" => "",
|
|
"author_signature" => $orig_sign['signature'],
|
|
"diaspora_handle" => $signed_parts[4]);
|
|
} else {
|
|
// Remove the comment guid
|
|
$guid = array_shift($signed_parts);
|
|
|
|
// Remove the parent guid
|
|
$parent_guid = array_shift($signed_parts);
|
|
|
|
// Remove the handle
|
|
$handle = array_pop($signed_parts);
|
|
|
|
// Glue the parts together
|
|
$text = implode(";", $signed_parts);
|
|
|
|
$data = array("guid" => $guid,
|
|
"parent_guid" => $parent_guid,
|
|
"parent_author_signature" => "",
|
|
"author_signature" => $orig_sign['signature'],
|
|
"text" => implode(";", $signed_parts),
|
|
"diaspora_handle" => $handle);
|
|
}
|
|
}
|
|
|
|
if ($item['deleted'])
|
|
; // Relayed Retraction
|
|
elseif($item['verb'] === ACTIVITY_LIKE)
|
|
$msg = self::construct_like($item, $owner, $contact, $public_batch, $data);
|
|
else
|
|
$msg = self::construct_comment($item, $owner, $contact, $public_batch, $data);
|
|
die($msg);
|
|
|
|
logger('base message: '.$msg, LOGGER_DATA);
|
|
logger('send guid '.$item['guid'], LOGGER_DEBUG);
|
|
|
|
$slap = self::build_message($msg,$owner, $contact, $owner['uprvkey'], $contact['pubkey'], $public_batch);
|
|
|
|
$return_code = self::transmit($owner, $contact, $slap, $public_batch, false, $item['guid']);
|
|
|
|
logger("guid: ".$item["guid"]." result ".$return_code, LOGGER_DEBUG);
|
|
|
|
return $return_code;
|
|
}
|
|
|
|
/*
|
|
// Diaspora doesn't support threaded comments, but some
|
|
// versions of Diaspora (i.e. Diaspora-pistos) support
|
|
// likes on comments
|
|
if($item['verb'] === ACTIVITY_LIKE && $item['thr-parent']) {
|
|
$p = q("select guid, type, uri, `parent-uri` from item where uri = '%s' limit 1",
|
|
dbesc($item['thr-parent'])
|
|
);
|
|
}
|
|
else {
|
|
// The first item in the `item` table with the parent id is the parent. However, MySQL doesn't always
|
|
// return the items ordered by `item`.`id`, in which case the wrong item is chosen as the parent.
|
|
// The only item with `parent` and `id` as the parent id is the parent item.
|
|
$p = q("select guid, type, uri, `parent-uri` from item where parent = %d and id = %d limit 1",
|
|
intval($item['parent']),
|
|
intval($item['parent'])
|
|
);
|
|
}
|
|
if(count($p))
|
|
$parent = $p[0];
|
|
else
|
|
return;
|
|
|
|
$like = false;
|
|
$relay_retract = false;
|
|
$sql_sign_id = 'iid';
|
|
if( $item['deleted']) {
|
|
$relay_retract = true;
|
|
|
|
$target_type = ( ($item['verb'] === ACTIVITY_LIKE) ? 'Like' : 'Comment');
|
|
|
|
$sql_sign_id = 'retract_iid';
|
|
$tpl = get_markup_template('diaspora_relayable_retraction.tpl');
|
|
}
|
|
elseif($item['verb'] === ACTIVITY_LIKE) {
|
|
$like = true;
|
|
|
|
$target_type = ( $parent['uri'] === $parent['parent-uri'] ? 'Post' : 'Comment');
|
|
// $positive = (($item['deleted']) ? 'false' : 'true');
|
|
$positive = 'true';
|
|
|
|
$tpl = get_markup_template('diaspora_like_relay.tpl');
|
|
}
|
|
else { // item is a comment
|
|
$tpl = get_markup_template('diaspora_comment_relay.tpl');
|
|
}
|
|
|
|
|
|
// fetch the original signature if the relayable was created by a Diaspora
|
|
// or DFRN user. Relayables for other networks are not supported.
|
|
|
|
$r = q("SELECT `signed_text`, `signature`, `signer` FROM `sign` WHERE " . $sql_sign_id . " = %d LIMIT 1",
|
|
intval($item['id'])
|
|
);
|
|
if(count($r)) {
|
|
$orig_sign = $r[0];
|
|
$signed_text = $orig_sign['signed_text'];
|
|
$authorsig = $orig_sign['signature'];
|
|
$handle = $orig_sign['signer'];
|
|
|
|
// Split the signed text
|
|
$signed_parts = explode(";", $signed_text);
|
|
|
|
// Remove the parent guid
|
|
array_shift($signed_parts);
|
|
|
|
// Remove the comment guid
|
|
array_shift($signed_parts);
|
|
|
|
// Remove the handle
|
|
array_pop($signed_parts);
|
|
|
|
// Glue the parts together
|
|
$text = implode(";", $signed_parts);
|
|
}
|
|
else {
|
|
// This part is meant for cases where we don't have the signatur. (Which shouldn't happen with posts from Diaspora and Friendica)
|
|
// This means that the comment won't be accepted by newer Diaspora servers
|
|
|
|
$body = $item['body'];
|
|
$text = html_entity_decode(bb2diaspora($body));
|
|
|
|
$handle = diaspora_handle_from_contact($item['contact-id']);
|
|
if(! $handle)
|
|
return;
|
|
|
|
if($relay_retract)
|
|
$signed_text = $item['guid'] . ';' . $target_type;
|
|
elseif($like)
|
|
$signed_text = $item['guid'] . ';' . $target_type . ';' . $parent['guid'] . ';' . $positive . ';' . $handle;
|
|
else
|
|
$signed_text = $item['guid'] . ';' . $parent['guid'] . ';' . $text . ';' . $handle;
|
|
|
|
$authorsig = base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256'));
|
|
}
|
|
|
|
// Sign the relayable with the top-level owner's signature
|
|
$parentauthorsig = base64_encode(rsa_sign($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),
|
|
'$parentsig' => xmlify($parentauthorsig),
|
|
'$body' => xmlify($text),
|
|
'$positive' => xmlify($positive),
|
|
'$handle' => xmlify($handle)
|
|
));
|
|
|
|
logger('diaspora_send_relay: base message: ' . $msg, LOGGER_DATA);
|
|
logger('send guid '.$item['guid'], LOGGER_DEBUG);
|
|
|
|
$slap = 'xml=' . urlencode(urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch)));
|
|
//$slap = 'xml=' . urlencode(diaspora_msg_build($msg,$owner,$contact,$owner['uprvkey'],$contact['pubkey'],$public_batch));
|
|
|
|
return(diaspora_transmit($owner,$contact,$slap,$public_batch,false,$item['guid']));
|
|
*/
|
|
|
|
public static function send_retraction($item, $owner, $contact, $public_batch = false) {
|
|
|
|
$myaddr = self::get_my_handle($owner);
|
|
|
|
// 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";
|
|
}
|
|
|
|
$signed_text = $item["guid"].";".$target_type;
|
|
|
|
$message = array("target_guid" => $item['guid'],
|
|
"target_type" => $target_type,
|
|
"sender_handle" => $myaddr,
|
|
"target_author_signature" => base64_encode(rsa_sign($signed_text,$owner['uprvkey'],'sha256')));
|
|
|
|
$data = array("XML" => array("post" => array($msg_type => $message)));
|
|
$msg = xml::from_array($data, $xml);
|
|
|
|
logger("send guid ".$item["guid"], LOGGER_DEBUG);
|
|
|
|
$slap = self::build_message($msg, $owner, $contact, $owner["uprvkey"], $contact["pubkey"], $public_batch);
|
|
|
|
$return_code = self::transmit($owner, $contact, $slap, $public_batch, false, $item["guid"]);
|
|
|
|
logger("guid: ".$item["guid"]." result ".$return_code, LOGGER_DEBUG);
|
|
|
|
return $return_code;
|
|
}
|
|
|
|
public static function send_mail($item,$owner,$contact) {
|
|
|
|
$myaddr = self::get_my_handle($owner);
|
|
|
|
$r = q("SELECT * FROM `conv` WHERE `id` = %d AND `uid` = %d LIMIT 1",
|
|
intval($item["convid"]),
|
|
intval($item["uid"])
|
|
);
|
|
|
|
if (!count($r)) {
|
|
logger("conversation not found.");
|
|
return;
|
|
}
|
|
$cnv = $r[0];
|
|
|
|
$conv = array(
|
|
"guid" => $cnv["guid"],
|
|
"subject" => $cnv["subject"],
|
|
"created_at" => datetime_convert("UTC", "UTC", $cnv['created'], 'Y-m-d H:i:s \U\T\C'),
|
|
"diaspora_handle" => $cnv["creator"],
|
|
"participant_handles" => $cnv["recips"]
|
|
);
|
|
|
|
$body = bb2diaspora($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" => $item["guid"],
|
|
"parent_guid" => $cnv["guid"],
|
|
"parent_author_signature" => $sig,
|
|
"author_signature" => $sig,
|
|
"text" => $body,
|
|
"created_at" => $created,
|
|
"diaspora_handle" => $myaddr,
|
|
"conversation_guid" => $cnv["guid"]
|
|
);
|
|
|
|
if ($item["reply"])
|
|
$data = array("XML" => array("post" => array("message" => $msg)));
|
|
else {
|
|
$message = array("guid" => $cnv["guid"],
|
|
"subject" => $cnv["subject"],
|
|
"created_at" => datetime_convert("UTC", "UTC", $cnv['created'], 'Y-m-d H:i:s \U\T\C'),
|
|
"message" => $msg,
|
|
"diaspora_handle" => $cnv["creator"],
|
|
"participant_handles" => $cnv["recips"]);
|
|
|
|
$data = array("XML" => array("post" => array("conversation" => $message)));
|
|
}
|
|
|
|
$xmsg = xml::from_array($data, $xml);
|
|
|
|
logger("conversation: ".print_r($xmsg,true), LOGGER_DATA);
|
|
logger("send guid ".$item["guid"], LOGGER_DEBUG);
|
|
|
|
$slap = self::build_message($xmsg, $owner, $contact, $owner["uprvkey"], $contact["pubkey"], false);
|
|
|
|
$return_code = self::transmit($owner, $contact, $slap, false, false, $item["guid"]);
|
|
|
|
logger("guid: ".$item["guid"]." result ".$return_code, LOGGER_DEBUG);
|
|
|
|
return $return_code;
|
|
}
|
|
}
|
|
?>
|