3120 lines
100 KiB
PHP
3120 lines
100 KiB
PHP
<?php
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/**
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* @file include/dfrn.php
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* @brief The implementation of the dfrn protocol
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*
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* @see https://github.com/friendica/friendica/wiki/Protocol and
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* https://github.com/friendica/friendica/blob/master/spec/dfrn2.pdf
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*/
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namespace Friendica\Protocol;
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use DOMDocument;
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use DOMXPath;
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use Friendica\App;
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use Friendica\Content\OEmbed;
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use Friendica\Content\Text\BBCode;
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use Friendica\Content\Text\HTML;
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use Friendica\Core\Addon;
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use Friendica\Core\Config;
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use Friendica\Core\L10n;
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use Friendica\Core\Protocol;
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use Friendica\Core\System;
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use Friendica\Database\DBA;
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use Friendica\Model\Contact;
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use Friendica\Model\Conversation;
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use Friendica\Model\Event;
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use Friendica\Model\GContact;
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use Friendica\Model\Item;
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use Friendica\Model\PermissionSet;
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use Friendica\Model\Profile;
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use Friendica\Model\User;
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use Friendica\Object\Image;
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use Friendica\Util\Crypto;
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use Friendica\Util\DateTimeFormat;
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use Friendica\Util\Network;
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use Friendica\Util\XML;
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use HTMLPurifier;
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use HTMLPurifier_Config;
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require_once 'boot.php';
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require_once 'include/dba.php';
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require_once "include/enotify.php";
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require_once "include/items.php";
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require_once "include/text.php";
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/**
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* @brief This class contain functions to create and send DFRN XML files
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*/
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class DFRN
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{
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const TOP_LEVEL = 0; // Top level posting
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const REPLY = 1; // Regular reply that is stored locally
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const REPLY_RC = 2; // Reply that will be relayed
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/**
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* @brief Generates an array of contact and user for DFRN imports
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*
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* This array contains not only the receiver but also the sender of the message.
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*
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* @param integer $cid Contact id
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* @param integer $uid User id
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*
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* @return array importer
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*/
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public static function getImporter($cid, $uid = 0)
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{
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$condition = ['id' => $cid, 'blocked' => false, 'pending' => false];
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$contact = DBA::selectFirst('contact', [], $condition);
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if (!DBA::isResult($contact)) {
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return [];
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}
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$contact['cpubkey'] = $contact['pubkey'];
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$contact['cprvkey'] = $contact['prvkey'];
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$contact['senderName'] = $contact['name'];
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if ($uid != 0) {
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$condition = ['uid' => $uid, 'account_expired' => false, 'account_removed' => false];
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$user = DBA::selectFirst('user', [], $condition);
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if (!DBA::isResult($user)) {
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return [];
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}
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$user['importer_uid'] = $user['uid'];
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$user['uprvkey'] = $user['prvkey'];
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} else {
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$user = ['importer_uid' => 0, 'uprvkey' => '', 'timezone' => 'UTC',
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'nickname' => '', 'sprvkey' => '', 'spubkey' => '',
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'page-flags' => 0, 'account-type' => 0, 'prvnets' => 0];
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}
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return array_merge($contact, $user);
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}
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/**
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* @brief Generates the atom entries for delivery.php
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*
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* This function is used whenever content is transmitted via DFRN.
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*
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* @param array $items Item elements
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* @param array $owner Owner record
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*
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* @return string DFRN entries
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* @todo Find proper type-hints
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*/
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public static function entries($items, $owner)
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{
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$doc = new DOMDocument('1.0', 'utf-8');
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$doc->formatOutput = true;
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$root = self::addHeader($doc, $owner, "dfrn:owner", "", false);
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if (! count($items)) {
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return trim($doc->saveXML());
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}
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foreach ($items as $item) {
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// These values aren't sent when sending from the queue.
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/// @todo Check if we can set these values from the queue or if they are needed at all.
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$item["entry:comment-allow"] = defaults($item, "entry:comment-allow", true);
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$item["entry:cid"] = defaults($item, "entry:cid", 0);
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$entry = self::entry($doc, "text", $item, $owner, $item["entry:comment-allow"], $item["entry:cid"]);
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$root->appendChild($entry);
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}
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return trim($doc->saveXML());
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}
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/**
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* @brief Generate an atom feed for the given user
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*
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* This function is called when another server is pulling data from the user feed.
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*
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* @param string $dfrn_id DFRN ID from the requesting party
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* @param string $owner_nick Owner nick name
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* @param string $last_update Date of the last update
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* @param int $direction Can be -1, 0 or 1.
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* @param boolean $onlyheader Output only the header without content? (Default is "no")
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*
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* @return string DFRN feed entries
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*/
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public static function feed($dfrn_id, $owner_nick, $last_update, $direction = 0, $onlyheader = false)
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{
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$a = get_app();
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$sitefeed = ((strlen($owner_nick)) ? false : true); // not yet implemented, need to rewrite huge chunks of following logic
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$public_feed = (($dfrn_id) ? false : true);
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$starred = false; // not yet implemented, possible security issues
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$converse = false;
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if ($public_feed && $a->argc > 2) {
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for ($x = 2; $x < $a->argc; $x++) {
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if ($a->argv[$x] == 'converse') {
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$converse = true;
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}
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if ($a->argv[$x] == 'starred') {
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$starred = true;
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}
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if ($a->argv[$x] == 'category' && $a->argc > ($x + 1) && strlen($a->argv[$x+1])) {
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$category = $a->argv[$x+1];
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}
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}
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}
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// default permissions - anonymous user
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$sql_extra = " AND NOT `item`.`private` ";
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$r = q(
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"SELECT `contact`.*, `user`.`nickname`, `user`.`timezone`, `user`.`page-flags`, `user`.`account-type`
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FROM `contact` INNER JOIN `user` ON `user`.`uid` = `contact`.`uid`
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WHERE `contact`.`self` AND `user`.`nickname` = '%s' LIMIT 1",
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DBA::escape($owner_nick)
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);
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if (! DBA::isResult($r)) {
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logger(sprintf('No contact found for nickname=%d', $owner_nick), LOGGER_WARNING);
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killme();
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}
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$owner = $r[0];
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$owner_id = $owner['uid'];
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$owner_nick = $owner['nickname'];
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$sql_post_table = "";
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if (! $public_feed) {
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$sql_extra = '';
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switch ($direction) {
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case (-1):
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$sql_extra = sprintf(" AND `issued-id` = '%s' ", DBA::escape($dfrn_id));
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$my_id = $dfrn_id;
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break;
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case 0:
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$sql_extra = sprintf(" AND `issued-id` = '%s' AND `duplex` = 1 ", DBA::escape($dfrn_id));
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$my_id = '1:' . $dfrn_id;
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break;
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case 1:
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$sql_extra = sprintf(" AND `dfrn-id` = '%s' AND `duplex` = 1 ", DBA::escape($dfrn_id));
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$my_id = '0:' . $dfrn_id;
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break;
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default:
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return false;
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break; // NOTREACHED
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}
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$r = q(
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"SELECT * FROM `contact` WHERE NOT `blocked` AND `contact`.`uid` = %d $sql_extra LIMIT 1",
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intval($owner_id)
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);
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if (! DBA::isResult($r)) {
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logger(sprintf('No contact found for uid=%d', $owner_id), LOGGER_WARNING);
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killme();
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}
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$contact = $r[0];
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include_once 'include/security.php';
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$set = PermissionSet::get($owner_id, $contact['id']);
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if (!empty($set)) {
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$sql_extra = " AND `item`.`psid` IN (" . implode(',', $set) .")";
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} else {
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$sql_extra = " AND NOT `item`.`private`";
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}
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}
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if ($public_feed) {
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$sort = 'DESC';
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} else {
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$sort = 'ASC';
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}
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if (! strlen($last_update)) {
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$last_update = 'now -30 days';
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}
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if (isset($category)) {
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$sql_post_table = sprintf(
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"INNER JOIN (SELECT `oid` FROM `term` WHERE `term` = '%s' AND `otype` = %d AND `type` = %d AND `uid` = %d ORDER BY `tid` DESC) AS `term` ON `item`.`id` = `term`.`oid` ",
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DBA::escape(protect_sprintf($category)),
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intval(TERM_OBJ_POST),
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intval(TERM_CATEGORY),
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intval($owner_id)
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);
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//$sql_extra .= file_tag_file_query('item',$category,'category');
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}
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if ($public_feed && ! $converse) {
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$sql_extra .= " AND `contact`.`self` = 1 ";
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}
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$check_date = DateTimeFormat::utc($last_update);
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$r = q(
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"SELECT `item`.`id`
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FROM `item` USE INDEX (`uid_wall_changed`) $sql_post_table
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STRAIGHT_JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
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WHERE `item`.`uid` = %d AND `item`.`wall` AND `item`.`changed` > '%s'
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$sql_extra
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ORDER BY `item`.`parent` ".$sort.", `item`.`created` ASC LIMIT 0, 300",
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intval($owner_id),
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DBA::escape($check_date),
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DBA::escape($sort)
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);
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$ids = [];
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foreach ($r as $item) {
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$ids[] = $item['id'];
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}
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if (!empty($ids)) {
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$ret = Item::select(Item::DELIVER_FIELDLIST, ['id' => $ids]);
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$items = Item::inArray($ret);
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} else {
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$items = [];
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}
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/*
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* Will check further below if this actually returned results.
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* We will provide an empty feed if that is the case.
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*/
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$doc = new DOMDocument('1.0', 'utf-8');
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$doc->formatOutput = true;
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$alternatelink = $owner['url'];
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if (isset($category)) {
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$alternatelink .= "/category/".$category;
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}
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if ($public_feed) {
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$author = "dfrn:owner";
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} else {
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$author = "author";
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}
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$root = self::addHeader($doc, $owner, $author, $alternatelink, true);
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/// @TODO This hook can't work anymore
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// Addon::callHooks('atom_feed', $atom);
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if (!DBA::isResult($items) || $onlyheader) {
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$atom = trim($doc->saveXML());
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Addon::callHooks('atom_feed_end', $atom);
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return $atom;
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}
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foreach ($items as $item) {
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// prevent private email from leaking.
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if ($item['network'] == Protocol::MAIL) {
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continue;
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}
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// public feeds get html, our own nodes use bbcode
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if ($public_feed) {
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$type = 'html';
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// catch any email that's in a public conversation and make sure it doesn't leak
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if ($item['private']) {
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continue;
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}
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} else {
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$type = 'text';
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}
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$entry = self::entry($doc, $type, $item, $owner, true);
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$root->appendChild($entry);
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}
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$atom = trim($doc->saveXML());
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Addon::callHooks('atom_feed_end', $atom);
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return $atom;
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}
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/**
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* @brief Generate an atom entry for a given item id
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*
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* @param int $item_id The item id
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* @param boolean $conversation Show the conversation. If false show the single post.
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*
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* @return string DFRN feed entry
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*/
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public static function itemFeed($item_id, $conversation = false)
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{
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if ($conversation) {
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$condition = ['parent' => $item_id];
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} else {
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$condition = ['id' => $item_id];
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}
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$ret = Item::select(Item::DELIVER_FIELDLIST, $condition);
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$items = Item::inArray($ret);
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if (!DBA::isResult($items)) {
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killme();
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}
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$item = $items[0];
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if ($item['uid'] != 0) {
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$owner = User::getOwnerDataById($item['uid']);
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if (!$owner) {
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killme();
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}
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} else {
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$owner = ['uid' => 0, 'nick' => 'feed-item'];
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}
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$doc = new DOMDocument('1.0', 'utf-8');
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$doc->formatOutput = true;
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$type = 'html';
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if ($conversation) {
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$root = $doc->createElementNS(NAMESPACE_ATOM1, 'feed');
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$doc->appendChild($root);
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$root->setAttribute("xmlns:thr", NAMESPACE_THREAD);
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$root->setAttribute("xmlns:at", NAMESPACE_TOMB);
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$root->setAttribute("xmlns:media", NAMESPACE_MEDIA);
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$root->setAttribute("xmlns:dfrn", NAMESPACE_DFRN);
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$root->setAttribute("xmlns:activity", NAMESPACE_ACTIVITY);
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$root->setAttribute("xmlns:georss", NAMESPACE_GEORSS);
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$root->setAttribute("xmlns:poco", NAMESPACE_POCO);
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$root->setAttribute("xmlns:ostatus", NAMESPACE_OSTATUS);
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$root->setAttribute("xmlns:statusnet", NAMESPACE_STATUSNET);
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//$root = self::addHeader($doc, $owner, "dfrn:owner", "", false);
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foreach ($items as $item) {
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$entry = self::entry($doc, $type, $item, $owner, true, 0);
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$root->appendChild($entry);
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}
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} else {
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$root = self::entry($doc, $type, $item, $owner, true, 0, true);
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}
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$atom = trim($doc->saveXML());
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return $atom;
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}
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/**
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* @brief Create XML text for DFRN mails
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*
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* @param array $item message elements
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* @param array $owner Owner record
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*
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* @return string DFRN mail
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* @todo Find proper type-hints
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*/
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public static function mail($item, $owner)
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{
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$doc = new DOMDocument('1.0', 'utf-8');
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$doc->formatOutput = true;
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$root = self::addHeader($doc, $owner, "dfrn:owner", "", false);
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$mail = $doc->createElement("dfrn:mail");
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$sender = $doc->createElement("dfrn:sender");
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XML::addElement($doc, $sender, "dfrn:name", $owner['name']);
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XML::addElement($doc, $sender, "dfrn:uri", $owner['url']);
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XML::addElement($doc, $sender, "dfrn:avatar", $owner['thumb']);
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$mail->appendChild($sender);
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XML::addElement($doc, $mail, "dfrn:id", $item['uri']);
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XML::addElement($doc, $mail, "dfrn:in-reply-to", $item['parent-uri']);
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XML::addElement($doc, $mail, "dfrn:sentdate", DateTimeFormat::utc($item['created'] . '+00:00', DateTimeFormat::ATOM));
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XML::addElement($doc, $mail, "dfrn:subject", $item['title']);
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XML::addElement($doc, $mail, "dfrn:content", $item['body']);
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$root->appendChild($mail);
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return trim($doc->saveXML());
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}
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/**
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* @brief Create XML text for DFRN friend suggestions
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*
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* @param array $item suggestion elements
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* @param array $owner Owner record
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*
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* @return string DFRN suggestions
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* @todo Find proper type-hints
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*/
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public static function fsuggest($item, $owner)
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{
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$doc = new DOMDocument('1.0', 'utf-8');
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$doc->formatOutput = true;
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$root = self::addHeader($doc, $owner, "dfrn:owner", "", false);
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$suggest = $doc->createElement("dfrn:suggest");
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XML::addElement($doc, $suggest, "dfrn:url", $item['url']);
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XML::addElement($doc, $suggest, "dfrn:name", $item['name']);
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XML::addElement($doc, $suggest, "dfrn:photo", $item['photo']);
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XML::addElement($doc, $suggest, "dfrn:request", $item['request']);
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XML::addElement($doc, $suggest, "dfrn:note", $item['note']);
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$root->appendChild($suggest);
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return trim($doc->saveXML());
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}
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/**
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* @brief Create XML text for DFRN relocations
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*
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* @param array $owner Owner record
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* @param int $uid User ID
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*
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* @return string DFRN relocations
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* @todo Find proper type-hints
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*/
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public static function relocate($owner, $uid)
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{
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/* get site pubkey. this could be a new installation with no site keys*/
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$pubkey = Config::get('system', 'site_pubkey');
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if (! $pubkey) {
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$res = Crypto::newKeypair(1024);
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Config::set('system', 'site_prvkey', $res['prvkey']);
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Config::set('system', 'site_pubkey', $res['pubkey']);
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}
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|
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$rp = q(
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"SELECT `resource-id` , `scale`, type FROM `photo`
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WHERE `profile` = 1 AND `uid` = %d ORDER BY scale;",
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$uid
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);
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$photos = [];
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$ext = Image::supportedTypes();
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foreach ($rp as $p) {
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$photos[$p['scale']] = System::baseUrl().'/photo/'.$p['resource-id'].'-'.$p['scale'].'.'.$ext[$p['type']];
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}
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$doc = new DOMDocument('1.0', 'utf-8');
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$doc->formatOutput = true;
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$root = self::addHeader($doc, $owner, "dfrn:owner", "", false);
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|
$relocate = $doc->createElement("dfrn:relocate");
|
|
|
|
XML::addElement($doc, $relocate, "dfrn:url", $owner['url']);
|
|
XML::addElement($doc, $relocate, "dfrn:name", $owner['name']);
|
|
XML::addElement($doc, $relocate, "dfrn:addr", $owner['addr']);
|
|
XML::addElement($doc, $relocate, "dfrn:avatar", $owner['avatar']);
|
|
XML::addElement($doc, $relocate, "dfrn:photo", $photos[4]);
|
|
XML::addElement($doc, $relocate, "dfrn:thumb", $photos[5]);
|
|
XML::addElement($doc, $relocate, "dfrn:micro", $photos[6]);
|
|
XML::addElement($doc, $relocate, "dfrn:request", $owner['request']);
|
|
XML::addElement($doc, $relocate, "dfrn:confirm", $owner['confirm']);
|
|
XML::addElement($doc, $relocate, "dfrn:notify", $owner['notify']);
|
|
XML::addElement($doc, $relocate, "dfrn:poll", $owner['poll']);
|
|
XML::addElement($doc, $relocate, "dfrn:sitepubkey", Config::get('system', 'site_pubkey'));
|
|
|
|
$root->appendChild($relocate);
|
|
|
|
return trim($doc->saveXML());
|
|
}
|
|
|
|
/**
|
|
* @brief Adds the header elements for the DFRN protocol
|
|
*
|
|
* @param object $doc XML document
|
|
* @param array $owner Owner record
|
|
* @param string $authorelement Element name for the author
|
|
* @param string $alternatelink link to profile or category
|
|
* @param bool $public Is it a header for public posts?
|
|
*
|
|
* @return object XML root object
|
|
* @todo Find proper type-hints
|
|
*/
|
|
private static function addHeader($doc, $owner, $authorelement, $alternatelink = "", $public = false)
|
|
{
|
|
|
|
if ($alternatelink == "") {
|
|
$alternatelink = $owner['url'];
|
|
}
|
|
|
|
$root = $doc->createElementNS(NAMESPACE_ATOM1, 'feed');
|
|
$doc->appendChild($root);
|
|
|
|
$root->setAttribute("xmlns:thr", NAMESPACE_THREAD);
|
|
$root->setAttribute("xmlns:at", NAMESPACE_TOMB);
|
|
$root->setAttribute("xmlns:media", NAMESPACE_MEDIA);
|
|
$root->setAttribute("xmlns:dfrn", NAMESPACE_DFRN);
|
|
$root->setAttribute("xmlns:activity", NAMESPACE_ACTIVITY);
|
|
$root->setAttribute("xmlns:georss", NAMESPACE_GEORSS);
|
|
$root->setAttribute("xmlns:poco", NAMESPACE_POCO);
|
|
$root->setAttribute("xmlns:ostatus", NAMESPACE_OSTATUS);
|
|
$root->setAttribute("xmlns:statusnet", NAMESPACE_STATUSNET);
|
|
|
|
XML::addElement($doc, $root, "id", System::baseUrl()."/profile/".$owner["nick"]);
|
|
XML::addElement($doc, $root, "title", $owner["name"]);
|
|
|
|
$attributes = ["uri" => "https://friendi.ca", "version" => FRIENDICA_VERSION."-".DB_UPDATE_VERSION];
|
|
XML::addElement($doc, $root, "generator", FRIENDICA_PLATFORM, $attributes);
|
|
|
|
$attributes = ["rel" => "license", "href" => "http://creativecommons.org/licenses/by/3.0/"];
|
|
XML::addElement($doc, $root, "link", "", $attributes);
|
|
|
|
$attributes = ["rel" => "alternate", "type" => "text/html", "href" => $alternatelink];
|
|
XML::addElement($doc, $root, "link", "", $attributes);
|
|
|
|
|
|
if ($public) {
|
|
// DFRN itself doesn't uses this. But maybe someone else wants to subscribe to the public feed.
|
|
OStatus::hublinks($doc, $root, $owner["nick"]);
|
|
|
|
$attributes = ["rel" => "salmon", "href" => System::baseUrl()."/salmon/".$owner["nick"]];
|
|
XML::addElement($doc, $root, "link", "", $attributes);
|
|
|
|
$attributes = ["rel" => "http://salmon-protocol.org/ns/salmon-replies", "href" => System::baseUrl()."/salmon/".$owner["nick"]];
|
|
XML::addElement($doc, $root, "link", "", $attributes);
|
|
|
|
$attributes = ["rel" => "http://salmon-protocol.org/ns/salmon-mention", "href" => System::baseUrl()."/salmon/".$owner["nick"]];
|
|
XML::addElement($doc, $root, "link", "", $attributes);
|
|
}
|
|
|
|
// For backward compatibility we keep this element
|
|
if ($owner['page-flags'] == Contact::PAGE_COMMUNITY) {
|
|
XML::addElement($doc, $root, "dfrn:community", 1);
|
|
}
|
|
|
|
// The former element is replaced by this one
|
|
XML::addElement($doc, $root, "dfrn:account_type", $owner["account-type"]);
|
|
|
|
/// @todo We need a way to transmit the different page flags like "Contact::PAGE_PRVGROUP"
|
|
|
|
XML::addElement($doc, $root, "updated", DateTimeFormat::utcNow(DateTimeFormat::ATOM));
|
|
|
|
$author = self::addAuthor($doc, $owner, $authorelement, $public);
|
|
$root->appendChild($author);
|
|
|
|
return $root;
|
|
}
|
|
|
|
/**
|
|
* @brief Adds the author element in the header for the DFRN protocol
|
|
*
|
|
* @param object $doc XML document
|
|
* @param array $owner Owner record
|
|
* @param string $authorelement Element name for the author
|
|
* @param boolean $public boolean
|
|
*
|
|
* @return object XML author object
|
|
* @todo Find proper type-hints
|
|
*/
|
|
private static function addAuthor($doc, $owner, $authorelement, $public)
|
|
{
|
|
// Is the profile hidden or shouldn't be published in the net? Then add the "hide" element
|
|
$r = q(
|
|
"SELECT `id` FROM `profile` INNER JOIN `user` ON `user`.`uid` = `profile`.`uid`
|
|
WHERE (`hidewall` OR NOT `net-publish`) AND `user`.`uid` = %d",
|
|
intval($owner['uid'])
|
|
);
|
|
if (DBA::isResult($r)) {
|
|
$hidewall = true;
|
|
} else {
|
|
$hidewall = false;
|
|
}
|
|
|
|
$author = $doc->createElement($authorelement);
|
|
|
|
$namdate = DateTimeFormat::utc($owner['name-date'].'+00:00', DateTimeFormat::ATOM);
|
|
$uridate = DateTimeFormat::utc($owner['uri-date'].'+00:00', DateTimeFormat::ATOM);
|
|
$picdate = DateTimeFormat::utc($owner['avatar-date'].'+00:00', DateTimeFormat::ATOM);
|
|
|
|
$attributes = [];
|
|
|
|
if (!$public || !$hidewall) {
|
|
$attributes = ["dfrn:updated" => $namdate];
|
|
}
|
|
|
|
XML::addElement($doc, $author, "name", $owner["name"], $attributes);
|
|
XML::addElement($doc, $author, "uri", System::baseUrl().'/profile/'.$owner["nickname"], $attributes);
|
|
XML::addElement($doc, $author, "dfrn:handle", $owner["addr"], $attributes);
|
|
|
|
$attributes = ["rel" => "photo", "type" => "image/jpeg",
|
|
"media:width" => 175, "media:height" => 175, "href" => $owner['photo']];
|
|
|
|
if (!$public || !$hidewall) {
|
|
$attributes["dfrn:updated"] = $picdate;
|
|
}
|
|
|
|
XML::addElement($doc, $author, "link", "", $attributes);
|
|
|
|
$attributes["rel"] = "avatar";
|
|
XML::addElement($doc, $author, "link", "", $attributes);
|
|
|
|
if ($hidewall) {
|
|
XML::addElement($doc, $author, "dfrn:hide", "true");
|
|
}
|
|
|
|
// The following fields will only be generated if the data isn't meant for a public feed
|
|
if ($public) {
|
|
return $author;
|
|
}
|
|
|
|
$birthday = feed_birthday($owner['uid'], $owner['timezone']);
|
|
|
|
if ($birthday) {
|
|
XML::addElement($doc, $author, "dfrn:birthday", $birthday);
|
|
}
|
|
|
|
// Only show contact details when we are allowed to
|
|
$r = q(
|
|
"SELECT `profile`.`about`, `profile`.`name`, `profile`.`homepage`, `user`.`nickname`,
|
|
`user`.`timezone`, `profile`.`locality`, `profile`.`region`, `profile`.`country-name`,
|
|
`profile`.`pub_keywords`, `profile`.`xmpp`, `profile`.`dob`
|
|
FROM `profile`
|
|
INNER JOIN `user` ON `user`.`uid` = `profile`.`uid`
|
|
WHERE `profile`.`is-default` AND NOT `user`.`hidewall` AND `user`.`uid` = %d",
|
|
intval($owner['uid'])
|
|
);
|
|
if (DBA::isResult($r)) {
|
|
$profile = $r[0];
|
|
|
|
XML::addElement($doc, $author, "poco:displayName", $profile["name"]);
|
|
XML::addElement($doc, $author, "poco:updated", $namdate);
|
|
|
|
if (trim($profile["dob"]) > '0001-01-01') {
|
|
XML::addElement($doc, $author, "poco:birthday", "0000-".date("m-d", strtotime($profile["dob"])));
|
|
}
|
|
|
|
XML::addElement($doc, $author, "poco:note", $profile["about"]);
|
|
XML::addElement($doc, $author, "poco:preferredUsername", $profile["nickname"]);
|
|
|
|
$savetz = date_default_timezone_get();
|
|
date_default_timezone_set($profile["timezone"]);
|
|
XML::addElement($doc, $author, "poco:utcOffset", date("P"));
|
|
date_default_timezone_set($savetz);
|
|
|
|
if (trim($profile["homepage"]) != "") {
|
|
$urls = $doc->createElement("poco:urls");
|
|
XML::addElement($doc, $urls, "poco:type", "homepage");
|
|
XML::addElement($doc, $urls, "poco:value", $profile["homepage"]);
|
|
XML::addElement($doc, $urls, "poco:primary", "true");
|
|
$author->appendChild($urls);
|
|
}
|
|
|
|
if (trim($profile["pub_keywords"]) != "") {
|
|
$keywords = explode(",", $profile["pub_keywords"]);
|
|
|
|
foreach ($keywords as $keyword) {
|
|
XML::addElement($doc, $author, "poco:tags", trim($keyword));
|
|
}
|
|
}
|
|
|
|
if (trim($profile["xmpp"]) != "") {
|
|
$ims = $doc->createElement("poco:ims");
|
|
XML::addElement($doc, $ims, "poco:type", "xmpp");
|
|
XML::addElement($doc, $ims, "poco:value", $profile["xmpp"]);
|
|
XML::addElement($doc, $ims, "poco:primary", "true");
|
|
$author->appendChild($ims);
|
|
}
|
|
|
|
if (trim($profile["locality"].$profile["region"].$profile["country-name"]) != "") {
|
|
$element = $doc->createElement("poco:address");
|
|
|
|
XML::addElement($doc, $element, "poco:formatted", Profile::formatLocation($profile));
|
|
|
|
if (trim($profile["locality"]) != "") {
|
|
XML::addElement($doc, $element, "poco:locality", $profile["locality"]);
|
|
}
|
|
|
|
if (trim($profile["region"]) != "") {
|
|
XML::addElement($doc, $element, "poco:region", $profile["region"]);
|
|
}
|
|
|
|
if (trim($profile["country-name"]) != "") {
|
|
XML::addElement($doc, $element, "poco:country", $profile["country-name"]);
|
|
}
|
|
|
|
$author->appendChild($element);
|
|
}
|
|
}
|
|
|
|
return $author;
|
|
}
|
|
|
|
/**
|
|
* @brief Adds the author elements in the "entry" elements of the DFRN protocol
|
|
*
|
|
* @param object $doc XML document
|
|
* @param string $element Element name for the author
|
|
* @param string $contact_url Link of the contact
|
|
* @param array $item Item elements
|
|
*
|
|
* @return object XML author object
|
|
* @todo Find proper type-hints
|
|
*/
|
|
private static function addEntryAuthor($doc, $element, $contact_url, $item)
|
|
{
|
|
$contact = Contact::getDetailsByURL($contact_url, $item["uid"]);
|
|
|
|
$author = $doc->createElement($element);
|
|
XML::addElement($doc, $author, "name", $contact["name"]);
|
|
XML::addElement($doc, $author, "uri", $contact["url"]);
|
|
XML::addElement($doc, $author, "dfrn:handle", $contact["addr"]);
|
|
|
|
/// @Todo
|
|
/// - Check real image type and image size
|
|
/// - Check which of these boths elements we should use
|
|
$attributes = [
|
|
"rel" => "photo",
|
|
"type" => "image/jpeg",
|
|
"media:width" => 80,
|
|
"media:height" => 80,
|
|
"href" => $contact["photo"]];
|
|
XML::addElement($doc, $author, "link", "", $attributes);
|
|
|
|
$attributes = [
|
|
"rel" => "avatar",
|
|
"type" => "image/jpeg",
|
|
"media:width" => 80,
|
|
"media:height" => 80,
|
|
"href" => $contact["photo"]];
|
|
XML::addElement($doc, $author, "link", "", $attributes);
|
|
|
|
return $author;
|
|
}
|
|
|
|
/**
|
|
* @brief Adds the activity elements
|
|
*
|
|
* @param object $doc XML document
|
|
* @param string $element Element name for the activity
|
|
* @param string $activity activity value
|
|
*
|
|
* @return object XML activity object
|
|
* @todo Find proper type-hints
|
|
*/
|
|
private static function createActivity($doc, $element, $activity)
|
|
{
|
|
if ($activity) {
|
|
$entry = $doc->createElement($element);
|
|
|
|
$r = XML::parseString($activity, false);
|
|
if (!$r) {
|
|
return false;
|
|
}
|
|
|
|
if ($r->type) {
|
|
XML::addElement($doc, $entry, "activity:object-type", $r->type);
|
|
}
|
|
|
|
if ($r->id) {
|
|
XML::addElement($doc, $entry, "id", $r->id);
|
|
}
|
|
|
|
if ($r->title) {
|
|
XML::addElement($doc, $entry, "title", $r->title);
|
|
}
|
|
|
|
if ($r->link) {
|
|
if (substr($r->link, 0, 1) == '<') {
|
|
if (strstr($r->link, '&') && (! strstr($r->link, '&'))) {
|
|
$r->link = str_replace('&', '&', $r->link);
|
|
}
|
|
|
|
$r->link = preg_replace('/\<link(.*?)\"\>/', '<link$1"/>', $r->link);
|
|
|
|
// XML does need a single element as root element so we add a dummy element here
|
|
$data = XML::parseString("<dummy>" . $r->link . "</dummy>", false);
|
|
if (is_object($data)) {
|
|
foreach ($data->link as $link) {
|
|
$attributes = [];
|
|
foreach ($link->attributes() as $parameter => $value) {
|
|
$attributes[$parameter] = $value;
|
|
}
|
|
XML::addElement($doc, $entry, "link", "", $attributes);
|
|
}
|
|
}
|
|
} else {
|
|
$attributes = ["rel" => "alternate", "type" => "text/html", "href" => $r->link];
|
|
XML::addElement($doc, $entry, "link", "", $attributes);
|
|
}
|
|
}
|
|
if ($r->content) {
|
|
XML::addElement($doc, $entry, "content", BBCode::convert($r->content), ["type" => "html"]);
|
|
}
|
|
|
|
return $entry;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* @brief Adds the elements for attachments
|
|
*
|
|
* @param object $doc XML document
|
|
* @param object $root XML root
|
|
* @param array $item Item element
|
|
*
|
|
* @return object XML attachment object
|
|
* @todo Find proper type-hints
|
|
*/
|
|
private static function getAttachment($doc, $root, $item)
|
|
{
|
|
$arr = explode('[/attach],', $item['attach']);
|
|
if (count($arr)) {
|
|
foreach ($arr as $r) {
|
|
$matches = false;
|
|
$cnt = preg_match('|\[attach\]href=\"(.*?)\" length=\"(.*?)\" type=\"(.*?)\" title=\"(.*?)\"|', $r, $matches);
|
|
if ($cnt) {
|
|
$attributes = ["rel" => "enclosure",
|
|
"href" => $matches[1],
|
|
"type" => $matches[3]];
|
|
|
|
if (intval($matches[2])) {
|
|
$attributes["length"] = intval($matches[2]);
|
|
}
|
|
|
|
if (trim($matches[4]) != "") {
|
|
$attributes["title"] = trim($matches[4]);
|
|
}
|
|
|
|
XML::addElement($doc, $root, "link", "", $attributes);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief Adds the "entry" elements for the DFRN protocol
|
|
*
|
|
* @param object $doc XML document
|
|
* @param string $type "text" or "html"
|
|
* @param array $item Item element
|
|
* @param array $owner Owner record
|
|
* @param bool $comment Trigger the sending of the "comment" element
|
|
* @param int $cid Contact ID of the recipient
|
|
* @param bool $single If set, the entry is created as an XML document with a single "entry" element
|
|
*
|
|
* @return object XML entry object
|
|
* @todo Find proper type-hints
|
|
*/
|
|
private static function entry($doc, $type, array $item, array $owner, $comment = false, $cid = 0, $single = false)
|
|
{
|
|
$mentioned = [];
|
|
|
|
if (!$item['parent']) {
|
|
return;
|
|
}
|
|
|
|
if ($item['deleted']) {
|
|
$attributes = ["ref" => $item['uri'], "when" => DateTimeFormat::utc($item['edited'] . '+00:00', DateTimeFormat::ATOM)];
|
|
return XML::createElement($doc, "at:deleted-entry", "", $attributes);
|
|
}
|
|
|
|
if (!$single) {
|
|
$entry = $doc->createElement("entry");
|
|
} else {
|
|
$entry = $doc->createElementNS(NAMESPACE_ATOM1, 'entry');
|
|
$doc->appendChild($entry);
|
|
|
|
$entry->setAttribute("xmlns:thr", NAMESPACE_THREAD);
|
|
$entry->setAttribute("xmlns:at", NAMESPACE_TOMB);
|
|
$entry->setAttribute("xmlns:media", NAMESPACE_MEDIA);
|
|
$entry->setAttribute("xmlns:dfrn", NAMESPACE_DFRN);
|
|
$entry->setAttribute("xmlns:activity", NAMESPACE_ACTIVITY);
|
|
$entry->setAttribute("xmlns:georss", NAMESPACE_GEORSS);
|
|
$entry->setAttribute("xmlns:poco", NAMESPACE_POCO);
|
|
$entry->setAttribute("xmlns:ostatus", NAMESPACE_OSTATUS);
|
|
$entry->setAttribute("xmlns:statusnet", NAMESPACE_STATUSNET);
|
|
}
|
|
|
|
if ($item['private']) {
|
|
$body = Item::fixPrivatePhotos($item['body'], $owner['uid'], $item, $cid);
|
|
} else {
|
|
$body = $item['body'];
|
|
}
|
|
|
|
// Remove the abstract element. It is only locally important.
|
|
$body = BBCode::stripAbstract($body);
|
|
|
|
$htmlbody = '';
|
|
if ($type == 'html') {
|
|
$htmlbody = $body;
|
|
|
|
if ($item['title'] != "") {
|
|
$htmlbody = "[b]" . $item['title'] . "[/b]\n\n" . $htmlbody;
|
|
}
|
|
|
|
$htmlbody = BBCode::convert($htmlbody, false, 7);
|
|
}
|
|
|
|
$author = self::addEntryAuthor($doc, "author", $item["author-link"], $item);
|
|
$entry->appendChild($author);
|
|
|
|
$dfrnowner = self::addEntryAuthor($doc, "dfrn:owner", $item["owner-link"], $item);
|
|
$entry->appendChild($dfrnowner);
|
|
|
|
if (($item['parent'] != $item['id']) || ($item['parent-uri'] !== $item['uri']) || (($item['thr-parent'] !== '') && ($item['thr-parent'] !== $item['uri']))) {
|
|
$parent_item = (($item['thr-parent']) ? $item['thr-parent'] : $item['parent-uri']);
|
|
$parent = Item::selectFirst(['guid', 'plink'], ['uri' => $parent_item, 'uid' => $item['uid']]);
|
|
$attributes = ["ref" => $parent_item, "type" => "text/html",
|
|
"href" => $parent['plink'],
|
|
"dfrn:diaspora_guid" => $parent['guid']];
|
|
XML::addElement($doc, $entry, "thr:in-reply-to", "", $attributes);
|
|
}
|
|
|
|
// Add conversation data. This is used for OStatus
|
|
$conversation_href = System::baseUrl()."/display/".$owner["nick"]."/".$item["parent"];
|
|
$conversation_uri = $conversation_href;
|
|
|
|
if (isset($parent_item)) {
|
|
$conversation = DBA::selectFirst('conversation', ['conversation-uri', 'conversation-href'], ['item-uri' => $item['parent-uri']]);
|
|
if (DBA::isResult($conversation)) {
|
|
if ($conversation['conversation-uri'] != '') {
|
|
$conversation_uri = $conversation['conversation-uri'];
|
|
}
|
|
if ($conversation['conversation-href'] != '') {
|
|
$conversation_href = $conversation['conversation-href'];
|
|
}
|
|
}
|
|
}
|
|
|
|
$attributes = [
|
|
"href" => $conversation_href,
|
|
"ref" => $conversation_uri];
|
|
|
|
XML::addElement($doc, $entry, "ostatus:conversation", $conversation_uri, $attributes);
|
|
|
|
XML::addElement($doc, $entry, "id", $item["uri"]);
|
|
XML::addElement($doc, $entry, "title", $item["title"]);
|
|
|
|
XML::addElement($doc, $entry, "published", DateTimeFormat::utc($item["created"] . "+00:00", DateTimeFormat::ATOM));
|
|
XML::addElement($doc, $entry, "updated", DateTimeFormat::utc($item["edited"] . "+00:00", DateTimeFormat::ATOM));
|
|
|
|
// "dfrn:env" is used to read the content
|
|
XML::addElement($doc, $entry, "dfrn:env", base64url_encode($body, true));
|
|
|
|
// The "content" field is not read by the receiver. We could remove it when the type is "text"
|
|
// We keep it at the moment, maybe there is some old version that doesn't read "dfrn:env"
|
|
XML::addElement($doc, $entry, "content", (($type == 'html') ? $htmlbody : $body), ["type" => $type]);
|
|
|
|
// We save this value in "plink". Maybe we should read it from there as well?
|
|
XML::addElement(
|
|
$doc,
|
|
$entry,
|
|
"link",
|
|
"",
|
|
["rel" => "alternate", "type" => "text/html",
|
|
"href" => System::baseUrl() . "/display/" . $item["guid"]]
|
|
);
|
|
|
|
// "comment-allow" is some old fashioned stuff for old Friendica versions.
|
|
// It is included in the rewritten code for completeness
|
|
if ($comment) {
|
|
XML::addElement($doc, $entry, "dfrn:comment-allow", 1);
|
|
}
|
|
|
|
if ($item['location']) {
|
|
XML::addElement($doc, $entry, "dfrn:location", $item['location']);
|
|
}
|
|
|
|
if ($item['coord']) {
|
|
XML::addElement($doc, $entry, "georss:point", $item['coord']);
|
|
}
|
|
|
|
if ($item['private']) {
|
|
XML::addElement($doc, $entry, "dfrn:private", ($item['private'] ? $item['private'] : 1));
|
|
}
|
|
|
|
if ($item['extid']) {
|
|
XML::addElement($doc, $entry, "dfrn:extid", $item['extid']);
|
|
}
|
|
|
|
if ($item['post-type'] == Item::PT_PAGE) {
|
|
XML::addElement($doc, $entry, "dfrn:bookmark", "true");
|
|
}
|
|
|
|
if ($item['app']) {
|
|
XML::addElement($doc, $entry, "statusnet:notice_info", "", ["local_id" => $item['id'], "source" => $item['app']]);
|
|
}
|
|
|
|
XML::addElement($doc, $entry, "dfrn:diaspora_guid", $item["guid"]);
|
|
|
|
// The signed text contains the content in Markdown, the sender handle and the signatur for the content
|
|
// It is needed for relayed comments to Diaspora.
|
|
if ($item['signed_text']) {
|
|
$sign = base64_encode(json_encode(['signed_text' => $item['signed_text'],'signature' => $item['signature'],'signer' => $item['signer']]));
|
|
XML::addElement($doc, $entry, "dfrn:diaspora_signature", $sign);
|
|
}
|
|
|
|
XML::addElement($doc, $entry, "activity:verb", self::constructVerb($item));
|
|
|
|
if ($item['object-type'] != "") {
|
|
XML::addElement($doc, $entry, "activity:object-type", $item['object-type']);
|
|
} elseif ($item['id'] == $item['parent']) {
|
|
XML::addElement($doc, $entry, "activity:object-type", ACTIVITY_OBJ_NOTE);
|
|
} else {
|
|
XML::addElement($doc, $entry, "activity:object-type", ACTIVITY_OBJ_COMMENT);
|
|
}
|
|
|
|
$actobj = self::createActivity($doc, "activity:object", $item['object']);
|
|
if ($actobj) {
|
|
$entry->appendChild($actobj);
|
|
}
|
|
|
|
$actarg = self::createActivity($doc, "activity:target", $item['target']);
|
|
if ($actarg) {
|
|
$entry->appendChild($actarg);
|
|
}
|
|
|
|
$tags = Item::getFeedTags($item);
|
|
|
|
/// @TODO Combine this with similar below if() block?
|
|
if (count($tags)) {
|
|
foreach ($tags as $t) {
|
|
if (($type != 'html') || ($t[0] != "@")) {
|
|
XML::addElement($doc, $entry, "category", "", ["scheme" => "X-DFRN:".$t[0].":".$t[1], "term" => $t[2]]);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (count($tags)) {
|
|
foreach ($tags as $t) {
|
|
if ($t[0] == "@") {
|
|
$mentioned[$t[1]] = $t[1];
|
|
}
|
|
}
|
|
}
|
|
|
|
foreach ($mentioned as $mention) {
|
|
$condition = ['uid' => $owner["uid"], 'nurl' => normalise_link($mention)];
|
|
$contact = DBA::selectFirst('contact', ['forum', 'prv'], $condition);
|
|
|
|
if (DBA::isResult($contact) && ($contact["forum"] || $contact["prv"])) {
|
|
XML::addElement(
|
|
$doc,
|
|
$entry,
|
|
"link",
|
|
"",
|
|
["rel" => "mentioned",
|
|
"ostatus:object-type" => ACTIVITY_OBJ_GROUP,
|
|
"href" => $mention]
|
|
);
|
|
} else {
|
|
XML::addElement(
|
|
$doc,
|
|
$entry,
|
|
"link",
|
|
"",
|
|
["rel" => "mentioned",
|
|
"ostatus:object-type" => ACTIVITY_OBJ_PERSON,
|
|
"href" => $mention]
|
|
);
|
|
}
|
|
}
|
|
|
|
self::getAttachment($doc, $entry, $item);
|
|
|
|
return $entry;
|
|
}
|
|
|
|
/**
|
|
* @brief encrypts data via AES
|
|
*
|
|
* @param string $data The data that is to be encrypted
|
|
* @param string $key The AES key
|
|
*
|
|
* @return string encrypted data
|
|
*/
|
|
private static function aesEncrypt($data, $key)
|
|
{
|
|
return openssl_encrypt($data, 'aes-128-ecb', $key, OPENSSL_RAW_DATA);
|
|
}
|
|
|
|
/**
|
|
* @brief decrypts data via AES
|
|
*
|
|
* @param string $encrypted The encrypted data
|
|
* @param string $key The AES key
|
|
*
|
|
* @return string decrypted data
|
|
*/
|
|
public static function aesDecrypt($encrypted, $key)
|
|
{
|
|
return openssl_decrypt($encrypted, 'aes-128-ecb', $key, OPENSSL_RAW_DATA);
|
|
}
|
|
|
|
/**
|
|
* @brief Delivers the atom content to the contacts
|
|
*
|
|
* @param array $owner Owner record
|
|
* @param array $contact Contact record of the receiver
|
|
* @param string $atom Content that will be transmitted
|
|
* @param bool $dissolve (to be documented)
|
|
*
|
|
* @return int Deliver status. Negative values mean an error.
|
|
* @todo Add array type-hint for $owner, $contact
|
|
*/
|
|
public static function deliver($owner, $contact, $atom, $dissolve = false, $legacy_transport = false)
|
|
{
|
|
$a = get_app();
|
|
|
|
// At first try the Diaspora transport layer
|
|
if (!$dissolve && !$legacy_transport) {
|
|
$ret = self::transmit($owner, $contact, $atom);
|
|
if ($ret >= 200) {
|
|
logger('Delivery via Diaspora transport layer was successful with status ' . $ret);
|
|
return $ret;
|
|
}
|
|
}
|
|
|
|
$idtosend = $orig_id = (($contact['dfrn-id']) ? $contact['dfrn-id'] : $contact['issued-id']);
|
|
|
|
if ($contact['duplex'] && $contact['dfrn-id']) {
|
|
$idtosend = '0:' . $orig_id;
|
|
}
|
|
if ($contact['duplex'] && $contact['issued-id']) {
|
|
$idtosend = '1:' . $orig_id;
|
|
}
|
|
|
|
$rino = Config::get('system', 'rino_encrypt');
|
|
$rino = intval($rino);
|
|
|
|
logger("Local rino version: ". $rino, LOGGER_DEBUG);
|
|
|
|
$ssl_val = intval(Config::get('system', 'ssl_policy'));
|
|
$ssl_policy = '';
|
|
|
|
switch ($ssl_val) {
|
|
case SSL_POLICY_FULL:
|
|
$ssl_policy = 'full';
|
|
break;
|
|
case SSL_POLICY_SELFSIGN:
|
|
$ssl_policy = 'self';
|
|
break;
|
|
case SSL_POLICY_NONE:
|
|
default:
|
|
$ssl_policy = 'none';
|
|
break;
|
|
}
|
|
|
|
$url = $contact['notify'] . '&dfrn_id=' . $idtosend . '&dfrn_version=' . DFRN_PROTOCOL_VERSION . (($rino) ? '&rino='.$rino : '');
|
|
|
|
logger('dfrn_deliver: ' . $url);
|
|
|
|
$ret = Network::curl($url);
|
|
|
|
if (!empty($ret["errno"]) && ($ret['errno'] == CURLE_OPERATION_TIMEDOUT)) {
|
|
Contact::markForArchival($contact);
|
|
return -2; // timed out
|
|
}
|
|
|
|
$xml = $ret['body'];
|
|
|
|
$curl_stat = $a->get_curl_code();
|
|
if (empty($curl_stat)) {
|
|
Contact::markForArchival($contact);
|
|
return -3; // timed out
|
|
}
|
|
|
|
logger('dfrn_deliver: ' . $xml, LOGGER_DATA);
|
|
|
|
if (empty($xml)) {
|
|
Contact::markForArchival($contact);
|
|
return 3;
|
|
}
|
|
|
|
if (strpos($xml, '<?xml') === false) {
|
|
logger('dfrn_deliver: no valid XML returned');
|
|
logger('dfrn_deliver: returned XML: ' . $xml, LOGGER_DATA);
|
|
Contact::markForArchival($contact);
|
|
return 3;
|
|
}
|
|
|
|
$res = XML::parseString($xml);
|
|
|
|
if (!is_object($res) || (intval($res->status) != 0) || !strlen($res->challenge) || !strlen($res->dfrn_id)) {
|
|
Contact::markForArchival($contact);
|
|
|
|
if (empty($res->status)) {
|
|
$status = 3;
|
|
} else {
|
|
$status = $res->status;
|
|
}
|
|
|
|
return $status;
|
|
}
|
|
|
|
$postvars = [];
|
|
$sent_dfrn_id = hex2bin((string) $res->dfrn_id);
|
|
$challenge = hex2bin((string) $res->challenge);
|
|
$perm = (($res->perm) ? $res->perm : null);
|
|
$dfrn_version = (float) (($res->dfrn_version) ? $res->dfrn_version : 2.0);
|
|
$rino_remote_version = intval($res->rino);
|
|
$page = (($owner['page-flags'] == Contact::PAGE_COMMUNITY) ? 1 : 0);
|
|
|
|
logger("Remote rino version: ".$rino_remote_version." for ".$contact["url"], LOGGER_DEBUG);
|
|
|
|
if ($owner['page-flags'] == Contact::PAGE_PRVGROUP) {
|
|
$page = 2;
|
|
}
|
|
|
|
$final_dfrn_id = '';
|
|
|
|
if ($perm) {
|
|
if ((($perm == 'rw') && !intval($contact['writable']))
|
|
|| (($perm == 'r') && intval($contact['writable']))
|
|
) {
|
|
DBA::update('contact', ['writable' => ($perm == 'rw')], ['id' => $contact['id']]);
|
|
|
|
$contact['writable'] = (string) 1 - intval($contact['writable']);
|
|
}
|
|
}
|
|
|
|
if (($contact['duplex'] && strlen($contact['pubkey']))
|
|
|| ($owner['page-flags'] == Contact::PAGE_COMMUNITY && strlen($contact['pubkey']))
|
|
|| ($contact['rel'] == Contact::SHARING && strlen($contact['pubkey']))
|
|
) {
|
|
openssl_public_decrypt($sent_dfrn_id, $final_dfrn_id, $contact['pubkey']);
|
|
openssl_public_decrypt($challenge, $postvars['challenge'], $contact['pubkey']);
|
|
} else {
|
|
openssl_private_decrypt($sent_dfrn_id, $final_dfrn_id, $contact['prvkey']);
|
|
openssl_private_decrypt($challenge, $postvars['challenge'], $contact['prvkey']);
|
|
}
|
|
|
|
$final_dfrn_id = substr($final_dfrn_id, 0, strpos($final_dfrn_id, '.'));
|
|
|
|
if (strpos($final_dfrn_id, ':') == 1) {
|
|
$final_dfrn_id = substr($final_dfrn_id, 2);
|
|
}
|
|
|
|
if ($final_dfrn_id != $orig_id) {
|
|
logger('dfrn_deliver: wrong dfrn_id.');
|
|
// did not decode properly - cannot trust this site
|
|
Contact::markForArchival($contact);
|
|
return 3;
|
|
}
|
|
|
|
$postvars['dfrn_id'] = $idtosend;
|
|
$postvars['dfrn_version'] = DFRN_PROTOCOL_VERSION;
|
|
if ($dissolve) {
|
|
$postvars['dissolve'] = '1';
|
|
}
|
|
|
|
if ((($contact['rel']) && ($contact['rel'] != Contact::SHARING) && (! $contact['blocked'])) || ($owner['page-flags'] == Contact::PAGE_COMMUNITY)) {
|
|
$postvars['data'] = $atom;
|
|
$postvars['perm'] = 'rw';
|
|
} else {
|
|
$postvars['data'] = str_replace('<dfrn:comment-allow>1', '<dfrn:comment-allow>0', $atom);
|
|
$postvars['perm'] = 'r';
|
|
}
|
|
|
|
$postvars['ssl_policy'] = $ssl_policy;
|
|
|
|
if ($page) {
|
|
$postvars['page'] = $page;
|
|
}
|
|
|
|
|
|
if ($rino > 0 && $rino_remote_version > 0 && (! $dissolve)) {
|
|
logger('rino version: '. $rino_remote_version);
|
|
|
|
switch ($rino_remote_version) {
|
|
case 1:
|
|
$key = openssl_random_pseudo_bytes(16);
|
|
$data = self::aesEncrypt($postvars['data'], $key);
|
|
break;
|
|
|
|
default:
|
|
logger("rino: invalid requested version '$rino_remote_version'");
|
|
Contact::markForArchival($contact);
|
|
return -8;
|
|
}
|
|
|
|
$postvars['rino'] = $rino_remote_version;
|
|
$postvars['data'] = bin2hex($data);
|
|
|
|
if ($dfrn_version >= 2.1) {
|
|
if (($contact['duplex'] && strlen($contact['pubkey']))
|
|
|| ($owner['page-flags'] == Contact::PAGE_COMMUNITY && strlen($contact['pubkey']))
|
|
|| ($contact['rel'] == Contact::SHARING && strlen($contact['pubkey']))
|
|
) {
|
|
openssl_public_encrypt($key, $postvars['key'], $contact['pubkey']);
|
|
} else {
|
|
openssl_private_encrypt($key, $postvars['key'], $contact['prvkey']);
|
|
}
|
|
} else {
|
|
if (($contact['duplex'] && strlen($contact['prvkey'])) || ($owner['page-flags'] == Contact::PAGE_COMMUNITY)) {
|
|
openssl_private_encrypt($key, $postvars['key'], $contact['prvkey']);
|
|
} else {
|
|
openssl_public_encrypt($key, $postvars['key'], $contact['pubkey']);
|
|
}
|
|
}
|
|
|
|
logger('md5 rawkey ' . md5($postvars['key']));
|
|
|
|
$postvars['key'] = bin2hex($postvars['key']);
|
|
}
|
|
|
|
|
|
logger('dfrn_deliver: ' . "SENDING: " . print_r($postvars, true), LOGGER_DATA);
|
|
|
|
$xml = Network::post($contact['notify'], $postvars);
|
|
|
|
logger('dfrn_deliver: ' . "RECEIVED: " . $xml, LOGGER_DATA);
|
|
|
|
$curl_stat = $a->get_curl_code();
|
|
if (empty($curl_stat) || empty($xml)) {
|
|
Contact::markForArchival($contact);
|
|
return -9; // timed out
|
|
}
|
|
|
|
if (($curl_stat == 503) && stristr($a->get_curl_headers(), 'retry-after')) {
|
|
Contact::markForArchival($contact);
|
|
return -10;
|
|
}
|
|
|
|
if (strpos($xml, '<?xml') === false) {
|
|
logger('dfrn_deliver: phase 2: no valid XML returned');
|
|
logger('dfrn_deliver: phase 2: returned XML: ' . $xml, LOGGER_DATA);
|
|
Contact::markForArchival($contact);
|
|
return 3;
|
|
}
|
|
|
|
$res = XML::parseString($xml);
|
|
|
|
if (!isset($res->status)) {
|
|
Contact::markForArchival($contact);
|
|
return -11;
|
|
}
|
|
|
|
// Possibly old servers had returned an empty value when everything was okay
|
|
if (empty($res->status)) {
|
|
$res->status = 200;
|
|
}
|
|
|
|
if (!empty($res->message)) {
|
|
logger('Delivery returned status '.$res->status.' - '.$res->message, LOGGER_DEBUG);
|
|
}
|
|
|
|
if (($res->status >= 200) && ($res->status <= 299)) {
|
|
Contact::unmarkForArchival($contact);
|
|
}
|
|
|
|
return intval($res->status);
|
|
}
|
|
|
|
/**
|
|
* @brief Transmits atom content to the contacts via the Diaspora transport layer
|
|
*
|
|
* @param array $owner Owner record
|
|
* @param array $contact Contact record of the receiver
|
|
* @param string $atom Content that will be transmitted
|
|
*
|
|
* @return int Deliver status. Negative values mean an error.
|
|
*/
|
|
public static function transmit($owner, $contact, $atom, $public_batch = false)
|
|
{
|
|
$a = get_app();
|
|
|
|
if (!$public_batch) {
|
|
if (empty($contact['addr'])) {
|
|
logger('Empty contact handle for ' . $contact['id'] . ' - ' . $contact['url'] . ' - trying to update it.');
|
|
if (Contact::updateFromProbe($contact['id'])) {
|
|
$new_contact = DBA::selectFirst('contact', ['addr'], ['id' => $contact['id']]);
|
|
$contact['addr'] = $new_contact['addr'];
|
|
}
|
|
|
|
if (empty($contact['addr'])) {
|
|
logger('Unable to find contact handle for ' . $contact['id'] . ' - ' . $contact['url']);
|
|
Contact::markForArchival($contact);
|
|
return -21;
|
|
}
|
|
}
|
|
|
|
$fcontact = Diaspora::personByHandle($contact['addr']);
|
|
if (empty($fcontact)) {
|
|
logger('Unable to find contact details for ' . $contact['id'] . ' - ' . $contact['addr']);
|
|
Contact::markForArchival($contact);
|
|
return -22;
|
|
}
|
|
$pubkey = $fcontact['pubkey'];
|
|
} else {
|
|
$pubkey = '';
|
|
}
|
|
|
|
$envelope = Diaspora::buildMessage($atom, $owner, $contact, $owner['uprvkey'], $pubkey, $public_batch);
|
|
|
|
// Create the endpoint for public posts. This is some WIP and should later be added to the probing
|
|
if ($public_batch && empty($contact["batch"])) {
|
|
$parts = parse_url($contact["notify"]);
|
|
$path_parts = explode('/', $parts['path']);
|
|
array_pop($path_parts);
|
|
$parts['path'] = implode('/', $path_parts);
|
|
$contact["batch"] = Network::unparseURL($parts);
|
|
}
|
|
|
|
$dest_url = ($public_batch ? $contact["batch"] : $contact["notify"]);
|
|
|
|
$content_type = ($public_batch ? "application/magic-envelope+xml" : "application/json");
|
|
|
|
$xml = Network::post($dest_url, $envelope, ["Content-Type: ".$content_type]);
|
|
|
|
$curl_stat = $a->get_curl_code();
|
|
if (empty($curl_stat) || empty($xml)) {
|
|
logger('Empty answer from ' . $contact['id'] . ' - ' . $dest_url);
|
|
Contact::markForArchival($contact);
|
|
return -9; // timed out
|
|
}
|
|
|
|
if (($curl_stat == 503) && (stristr($a->get_curl_headers(), 'retry-after'))) {
|
|
Contact::markForArchival($contact);
|
|
return -10;
|
|
}
|
|
|
|
if (strpos($xml, '<?xml') === false) {
|
|
logger('No valid XML returned from ' . $contact['id'] . ' - ' . $dest_url);
|
|
logger('Returned XML: ' . $xml, LOGGER_DATA);
|
|
Contact::markForArchival($contact);
|
|
return 3;
|
|
}
|
|
|
|
$res = XML::parseString($xml);
|
|
|
|
if (empty($res->status)) {
|
|
Contact::markForArchival($contact);
|
|
return -23;
|
|
}
|
|
|
|
if (!empty($res->message)) {
|
|
logger('Transmit to ' . $dest_url . ' returned status '.$res->status.' - '.$res->message, LOGGER_DEBUG);
|
|
}
|
|
|
|
if (($res->status >= 200) && ($res->status <= 299)) {
|
|
Contact::unmarkForArchival($contact);
|
|
}
|
|
|
|
return intval($res->status);
|
|
}
|
|
|
|
/**
|
|
* @brief Add new birthday event for this person
|
|
*
|
|
* @param array $contact Contact record
|
|
* @param string $birthday Birthday of the contact
|
|
* @return void
|
|
* @todo Add array type-hint for $contact
|
|
*/
|
|
private static function birthdayEvent($contact, $birthday)
|
|
{
|
|
// Check for duplicates
|
|
$condition = ['uid' => $contact['uid'], 'cid' => $contact['id'],
|
|
'start' => DateTimeFormat::utc($birthday), 'type' => 'birthday'];
|
|
if (DBA::exists('event', $condition)) {
|
|
return;
|
|
}
|
|
|
|
logger('updating birthday: ' . $birthday . ' for contact ' . $contact['id']);
|
|
|
|
$bdtext = L10n::t('%s\'s birthday', $contact['name']);
|
|
$bdtext2 = L10n::t('Happy Birthday %s', ' [url=' . $contact['url'] . ']' . $contact['name'] . '[/url]');
|
|
|
|
$r = q(
|
|
"INSERT INTO `event` (`uid`,`cid`,`created`,`edited`,`start`,`finish`,`summary`,`desc`,`type`)
|
|
VALUES ( %d, %d, '%s', '%s', '%s', '%s', '%s', '%s', '%s') ",
|
|
intval($contact['uid']),
|
|
intval($contact['id']),
|
|
DBA::escape(DateTimeFormat::utcNow()),
|
|
DBA::escape(DateTimeFormat::utcNow()),
|
|
DBA::escape(DateTimeFormat::utc($birthday)),
|
|
DBA::escape(DateTimeFormat::utc($birthday . ' + 1 day ')),
|
|
DBA::escape($bdtext),
|
|
DBA::escape($bdtext2),
|
|
DBA::escape('birthday')
|
|
);
|
|
}
|
|
|
|
/**
|
|
* @brief Fetch the author data from head or entry items
|
|
*
|
|
* @param object $xpath XPath object
|
|
* @param object $context In which context should the data be searched
|
|
* @param array $importer Record of the importer user mixed with contact of the content
|
|
* @param string $element Element name from which the data is fetched
|
|
* @param bool $onlyfetch Should the data only be fetched or should it update the contact record as well
|
|
* @param string $xml optional, default empty
|
|
*
|
|
* @return array Relevant data of the author
|
|
* @todo Find good type-hints for all parameter
|
|
*/
|
|
private static function fetchauthor($xpath, $context, $importer, $element, $onlyfetch, $xml = "")
|
|
{
|
|
$author = [];
|
|
$author["name"] = XML::getFirstNodeValue($xpath, $element."/atom:name/text()", $context);
|
|
$author["link"] = XML::getFirstNodeValue($xpath, $element."/atom:uri/text()", $context);
|
|
|
|
$fields = ['id', 'uid', 'url', 'network', 'avatar-date', 'avatar', 'name-date', 'uri-date', 'addr',
|
|
'name', 'nick', 'about', 'location', 'keywords', 'xmpp', 'bdyear', 'bd', 'hidden', 'contact-type'];
|
|
$condition = ["`uid` = ? AND `nurl` = ? AND `network` != ?",
|
|
$importer["importer_uid"], normalise_link($author["link"]), Protocol::STATUSNET];
|
|
$contact_old = DBA::selectFirst('contact', $fields, $condition);
|
|
|
|
if (DBA::isResult($contact_old)) {
|
|
$author["contact-id"] = $contact_old["id"];
|
|
$author["network"] = $contact_old["network"];
|
|
} else {
|
|
if (!$onlyfetch) {
|
|
logger("Contact ".$author["link"]." wasn't found for user ".$importer["importer_uid"]." XML: ".$xml, LOGGER_DEBUG);
|
|
}
|
|
|
|
$author["contact-unknown"] = true;
|
|
$author["contact-id"] = $importer["id"];
|
|
$author["network"] = $importer["network"];
|
|
$onlyfetch = true;
|
|
}
|
|
|
|
// Until now we aren't serving different sizes - but maybe later
|
|
$avatarlist = [];
|
|
/// @todo check if "avatar" or "photo" would be the best field in the specification
|
|
$avatars = $xpath->query($element . "/atom:link[@rel='avatar']", $context);
|
|
foreach ($avatars as $avatar) {
|
|
$href = "";
|
|
$width = 0;
|
|
foreach ($avatar->attributes as $attributes) {
|
|
/// @TODO Rewrite these similar if() to one switch
|
|
if ($attributes->name == "href") {
|
|
$href = $attributes->textContent;
|
|
}
|
|
if ($attributes->name == "width") {
|
|
$width = $attributes->textContent;
|
|
}
|
|
if ($attributes->name == "updated") {
|
|
$author["avatar-date"] = $attributes->textContent;
|
|
}
|
|
}
|
|
if (($width > 0) && ($href != "")) {
|
|
$avatarlist[$width] = $href;
|
|
}
|
|
}
|
|
|
|
if (count($avatarlist) > 0) {
|
|
krsort($avatarlist);
|
|
$author["avatar"] = current($avatarlist);
|
|
}
|
|
|
|
if (empty($author['avatar']) && !empty($author['link'])) {
|
|
$cid = Contact::getIdForURL($author['link'], 0);
|
|
if (!empty($cid)) {
|
|
$contact = DBA::selectFirst('contact', ['avatar'], ['id' => $cid]);
|
|
if (DBA::isResult($contact)) {
|
|
$author['avatar'] = $contact['avatar'];
|
|
}
|
|
}
|
|
}
|
|
|
|
if (empty($author['avatar'])) {
|
|
logger('Empty author: ' . $xml);
|
|
}
|
|
|
|
if (DBA::isResult($contact_old) && !$onlyfetch) {
|
|
logger("Check if contact details for contact " . $contact_old["id"] . " (" . $contact_old["nick"] . ") have to be updated.", LOGGER_DEBUG);
|
|
|
|
$poco = ["url" => $contact_old["url"]];
|
|
|
|
// When was the last change to name or uri?
|
|
$name_element = $xpath->query($element . "/atom:name", $context)->item(0);
|
|
foreach ($name_element->attributes as $attributes) {
|
|
if ($attributes->name == "updated") {
|
|
$poco["name-date"] = $attributes->textContent;
|
|
}
|
|
}
|
|
|
|
$link_element = $xpath->query($element . "/atom:link", $context)->item(0);
|
|
foreach ($link_element->attributes as $attributes) {
|
|
if ($attributes->name == "updated") {
|
|
$poco["uri-date"] = $attributes->textContent;
|
|
}
|
|
}
|
|
|
|
// Update contact data
|
|
$value = XML::getFirstNodeValue($xpath, $element . "/dfrn:handle/text()", $context);
|
|
if ($value != "") {
|
|
$poco["addr"] = $value;
|
|
}
|
|
|
|
$value = XML::getFirstNodeValue($xpath, $element . "/poco:displayName/text()", $context);
|
|
if ($value != "") {
|
|
$poco["name"] = $value;
|
|
}
|
|
|
|
$value = XML::getFirstNodeValue($xpath, $element . "/poco:preferredUsername/text()", $context);
|
|
if ($value != "") {
|
|
$poco["nick"] = $value;
|
|
}
|
|
|
|
$value = XML::getFirstNodeValue($xpath, $element . "/poco:note/text()", $context);
|
|
if ($value != "") {
|
|
$poco["about"] = $value;
|
|
}
|
|
|
|
$value = XML::getFirstNodeValue($xpath, $element . "/poco:address/poco:formatted/text()", $context);
|
|
if ($value != "") {
|
|
$poco["location"] = $value;
|
|
}
|
|
|
|
/// @todo Only search for elements with "poco:type" = "xmpp"
|
|
$value = XML::getFirstNodeValue($xpath, $element . "/poco:ims/poco:value/text()", $context);
|
|
if ($value != "") {
|
|
$poco["xmpp"] = $value;
|
|
}
|
|
|
|
/// @todo Add support for the following fields that we don't support by now in the contact table:
|
|
/// - poco:utcOffset
|
|
/// - poco:urls
|
|
/// - poco:locality
|
|
/// - poco:region
|
|
/// - poco:country
|
|
|
|
// If the "hide" element is present then the profile isn't searchable.
|
|
$hide = intval(XML::getFirstNodeValue($xpath, $element . "/dfrn:hide/text()", $context) == "true");
|
|
|
|
logger("Hidden status for contact " . $contact_old["url"] . ": " . $hide, LOGGER_DEBUG);
|
|
|
|
// If the contact isn't searchable then set the contact to "hidden".
|
|
// Problem: This can be manually overridden by the user.
|
|
if ($hide) {
|
|
$contact_old["hidden"] = true;
|
|
}
|
|
|
|
// Save the keywords into the contact table
|
|
$tags = [];
|
|
$tagelements = $xpath->evaluate($element . "/poco:tags/text()", $context);
|
|
foreach ($tagelements as $tag) {
|
|
$tags[$tag->nodeValue] = $tag->nodeValue;
|
|
}
|
|
|
|
if (count($tags)) {
|
|
$poco["keywords"] = implode(", ", $tags);
|
|
}
|
|
|
|
// "dfrn:birthday" contains the birthday converted to UTC
|
|
$birthday = XML::getFirstNodeValue($xpath, $element . "/poco:birthday/text()", $context);
|
|
|
|
if (strtotime($birthday) > time()) {
|
|
$bd_timestamp = strtotime($birthday);
|
|
|
|
$poco["bdyear"] = date("Y", $bd_timestamp);
|
|
}
|
|
|
|
// "poco:birthday" is the birthday in the format "yyyy-mm-dd"
|
|
$value = XML::getFirstNodeValue($xpath, $element . "/poco:birthday/text()", $context);
|
|
|
|
if (!in_array($value, ["", "0000-00-00", "0001-01-01"])) {
|
|
$bdyear = date("Y");
|
|
$value = str_replace("0000", $bdyear, $value);
|
|
|
|
if (strtotime($value) < time()) {
|
|
$value = str_replace($bdyear, $bdyear + 1, $value);
|
|
$bdyear = $bdyear + 1;
|
|
}
|
|
|
|
$poco["bd"] = $value;
|
|
}
|
|
|
|
$contact = array_merge($contact_old, $poco);
|
|
|
|
if ($contact_old["bdyear"] != $contact["bdyear"]) {
|
|
self::birthdayEvent($contact, $birthday);
|
|
}
|
|
|
|
// Get all field names
|
|
$fields = [];
|
|
foreach ($contact_old as $field => $data) {
|
|
$fields[$field] = $data;
|
|
}
|
|
|
|
unset($fields["id"]);
|
|
unset($fields["uid"]);
|
|
unset($fields["url"]);
|
|
unset($fields["avatar-date"]);
|
|
unset($fields["avatar"]);
|
|
unset($fields["name-date"]);
|
|
unset($fields["uri-date"]);
|
|
|
|
$update = false;
|
|
// Update check for this field has to be done differently
|
|
$datefields = ["name-date", "uri-date"];
|
|
foreach ($datefields as $field) {
|
|
// The date fields arrives as '2018-07-17T10:44:45Z' - the database return '2018-07-17 10:44:45'
|
|
// The fields have to be in the same format to be comparable, since strtotime does add timezones.
|
|
$contact[$field] = DateTimeFormat::utc($contact[$field]);
|
|
|
|
if (strtotime($contact[$field]) > strtotime($contact_old[$field])) {
|
|
logger("Difference for contact " . $contact["id"] . " in field '" . $field . "'. New value: '" . $contact[$field] . "', old value '" . $contact_old[$field] . "'", LOGGER_DEBUG);
|
|
$update = true;
|
|
}
|
|
}
|
|
|
|
foreach ($fields as $field => $data) {
|
|
if ($contact[$field] != $contact_old[$field]) {
|
|
logger("Difference for contact " . $contact["id"] . " in field '" . $field . "'. New value: '" . $contact[$field] . "', old value '" . $contact_old[$field] . "'", LOGGER_DEBUG);
|
|
$update = true;
|
|
}
|
|
}
|
|
|
|
if ($update) {
|
|
logger("Update contact data for contact " . $contact["id"] . " (" . $contact["nick"] . ")", LOGGER_DEBUG);
|
|
|
|
q(
|
|
"UPDATE `contact` SET `name` = '%s', `nick` = '%s', `about` = '%s', `location` = '%s',
|
|
`addr` = '%s', `keywords` = '%s', `bdyear` = '%s', `bd` = '%s', `hidden` = %d,
|
|
`xmpp` = '%s', `name-date` = '%s', `uri-date` = '%s'
|
|
WHERE `id` = %d AND `network` = '%s'",
|
|
DBA::escape($contact["name"]), DBA::escape($contact["nick"]), DBA::escape($contact["about"]), DBA::escape($contact["location"]),
|
|
DBA::escape($contact["addr"]), DBA::escape($contact["keywords"]), DBA::escape($contact["bdyear"]),
|
|
DBA::escape($contact["bd"]), intval($contact["hidden"]), DBA::escape($contact["xmpp"]),
|
|
DBA::escape(DateTimeFormat::utc($contact["name-date"])), DBA::escape(DateTimeFormat::utc($contact["uri-date"])),
|
|
intval($contact["id"]), DBA::escape($contact["network"])
|
|
);
|
|
}
|
|
|
|
Contact::updateAvatar(
|
|
$author['avatar'],
|
|
$importer['importer_uid'],
|
|
$contact['id'],
|
|
(strtotime($contact['avatar-date']) > strtotime($contact_old['avatar-date']) || ($author['avatar'] != $contact_old['avatar']))
|
|
);
|
|
|
|
/*
|
|
* The generation is a sign for the reliability of the provided data.
|
|
* It is used in the socgraph.php to prevent that old contact data
|
|
* that was relayed over several servers can overwrite contact
|
|
* data that we received directly.
|
|
*/
|
|
|
|
$poco["generation"] = 2;
|
|
$poco["photo"] = $author["avatar"];
|
|
$poco["hide"] = $hide;
|
|
$poco["contact-type"] = $contact["contact-type"];
|
|
$gcid = GContact::update($poco);
|
|
|
|
GContact::link($gcid, $importer["importer_uid"], $contact["id"]);
|
|
}
|
|
|
|
return $author;
|
|
}
|
|
|
|
/**
|
|
* @brief Transforms activity objects into an XML string
|
|
*
|
|
* @param object $xpath XPath object
|
|
* @param object $activity Activity object
|
|
* @param string $element element name
|
|
*
|
|
* @return string XML string
|
|
* @todo Find good type-hints for all parameter
|
|
*/
|
|
private static function transformActivity($xpath, $activity, $element)
|
|
{
|
|
if (!is_object($activity)) {
|
|
return "";
|
|
}
|
|
|
|
$obj_doc = new DOMDocument("1.0", "utf-8");
|
|
$obj_doc->formatOutput = true;
|
|
|
|
$obj_element = $obj_doc->createElementNS(NAMESPACE_ATOM1, $element);
|
|
|
|
$activity_type = $xpath->query("activity:object-type/text()", $activity)->item(0)->nodeValue;
|
|
XML::addElement($obj_doc, $obj_element, "type", $activity_type);
|
|
|
|
$id = $xpath->query("atom:id", $activity)->item(0);
|
|
if (is_object($id)) {
|
|
$obj_element->appendChild($obj_doc->importNode($id, true));
|
|
}
|
|
|
|
$title = $xpath->query("atom:title", $activity)->item(0);
|
|
if (is_object($title)) {
|
|
$obj_element->appendChild($obj_doc->importNode($title, true));
|
|
}
|
|
|
|
$links = $xpath->query("atom:link", $activity);
|
|
if (is_object($links)) {
|
|
foreach ($links as $link) {
|
|
$obj_element->appendChild($obj_doc->importNode($link, true));
|
|
}
|
|
}
|
|
|
|
$content = $xpath->query("atom:content", $activity)->item(0);
|
|
if (is_object($content)) {
|
|
$obj_element->appendChild($obj_doc->importNode($content, true));
|
|
}
|
|
|
|
$obj_doc->appendChild($obj_element);
|
|
|
|
$objxml = $obj_doc->saveXML($obj_element);
|
|
|
|
/// @todo This isn't totally clean. We should find a way to transform the namespaces
|
|
$objxml = str_replace("<".$element.' xmlns="http://www.w3.org/2005/Atom">', "<".$element.">", $objxml);
|
|
return($objxml);
|
|
}
|
|
|
|
/**
|
|
* @brief Processes the mail elements
|
|
*
|
|
* @param object $xpath XPath object
|
|
* @param object $mail mail elements
|
|
* @param array $importer Record of the importer user mixed with contact of the content
|
|
* @return void
|
|
* @todo Find good type-hints for all parameter
|
|
*/
|
|
private static function processMail($xpath, $mail, $importer)
|
|
{
|
|
logger("Processing mails");
|
|
|
|
/// @TODO Rewrite this to one statement
|
|
$msg = [];
|
|
$msg["uid"] = $importer["importer_uid"];
|
|
$msg["from-name"] = $xpath->query("dfrn:sender/dfrn:name/text()", $mail)->item(0)->nodeValue;
|
|
$msg["from-url"] = $xpath->query("dfrn:sender/dfrn:uri/text()", $mail)->item(0)->nodeValue;
|
|
$msg["from-photo"] = $xpath->query("dfrn:sender/dfrn:avatar/text()", $mail)->item(0)->nodeValue;
|
|
$msg["contact-id"] = $importer["id"];
|
|
$msg["uri"] = $xpath->query("dfrn:id/text()", $mail)->item(0)->nodeValue;
|
|
$msg["parent-uri"] = $xpath->query("dfrn:in-reply-to/text()", $mail)->item(0)->nodeValue;
|
|
$msg["created"] = DateTimeFormat::utc($xpath->query("dfrn:sentdate/text()", $mail)->item(0)->nodeValue);
|
|
$msg["title"] = $xpath->query("dfrn:subject/text()", $mail)->item(0)->nodeValue;
|
|
$msg["body"] = $xpath->query("dfrn:content/text()", $mail)->item(0)->nodeValue;
|
|
$msg["seen"] = 0;
|
|
$msg["replied"] = 0;
|
|
|
|
DBA::insert('mail', $msg);
|
|
|
|
$msg["id"] = DBA::lastInsertId();
|
|
|
|
// send notifications.
|
|
/// @TODO Arange this mess
|
|
$notif_params = [
|
|
"type" => NOTIFY_MAIL,
|
|
"notify_flags" => $importer["notify-flags"],
|
|
"language" => $importer["language"],
|
|
"to_name" => $importer["username"],
|
|
"to_email" => $importer["email"],
|
|
"uid" => $importer["importer_uid"],
|
|
"item" => $msg,
|
|
"source_name" => $msg["from-name"],
|
|
"source_link" => $importer["url"],
|
|
"source_photo" => $importer["thumb"],
|
|
"verb" => ACTIVITY_POST,
|
|
"otype" => "mail"
|
|
];
|
|
|
|
notification($notif_params);
|
|
|
|
logger("Mail is processed, notification was sent.");
|
|
}
|
|
|
|
/**
|
|
* @brief Processes the suggestion elements
|
|
*
|
|
* @param object $xpath XPath object
|
|
* @param object $suggestion suggestion elements
|
|
* @param array $importer Record of the importer user mixed with contact of the content
|
|
* @return boolean
|
|
* @todo Find good type-hints for all parameter
|
|
*/
|
|
private static function processSuggestion($xpath, $suggestion, $importer)
|
|
{
|
|
$a = get_app();
|
|
|
|
logger("Processing suggestions");
|
|
|
|
/// @TODO Rewrite this to one statement
|
|
$suggest = [];
|
|
$suggest["uid"] = $importer["importer_uid"];
|
|
$suggest["cid"] = $importer["id"];
|
|
$suggest["url"] = $xpath->query("dfrn:url/text()", $suggestion)->item(0)->nodeValue;
|
|
$suggest["name"] = $xpath->query("dfrn:name/text()", $suggestion)->item(0)->nodeValue;
|
|
$suggest["photo"] = $xpath->query("dfrn:photo/text()", $suggestion)->item(0)->nodeValue;
|
|
$suggest["request"] = $xpath->query("dfrn:request/text()", $suggestion)->item(0)->nodeValue;
|
|
$suggest["body"] = $xpath->query("dfrn:note/text()", $suggestion)->item(0)->nodeValue;
|
|
|
|
// Does our member already have a friend matching this description?
|
|
|
|
/*
|
|
* The valid result means the friend we're about to send a friend
|
|
* suggestion already has them in their contact, which means no further
|
|
* action is required.
|
|
*
|
|
* @see https://github.com/friendica/friendica/pull/3254#discussion_r107315246
|
|
*/
|
|
$condition = ['name' => $suggest["name"], 'nurl' => normalise_link($suggest["url"]),
|
|
'uid' => $suggest["uid"]];
|
|
if (DBA::exists('contact', $condition)) {
|
|
return false;
|
|
}
|
|
|
|
// Do we already have an fcontact record for this person?
|
|
|
|
$fid = 0;
|
|
$condition = ['url' => $suggest["url"], 'name' => $suggest["name"], 'request' => $suggest["request"]];
|
|
$fcontact = DBA::selectFirst('fcontact', ['id'], $condition);
|
|
if (DBA::isResult($fcontact)) {
|
|
$fid = $fcontact["id"];
|
|
|
|
// OK, we do. Do we already have an introduction for this person?
|
|
if (DBA::exists('intro', ['uid' => $suggest["uid"], 'fid' => $fid])) {
|
|
/*
|
|
* The valid result means the friend we're about to send a friend
|
|
* suggestion already has them in their contact, which means no further
|
|
* action is required.
|
|
*
|
|
* @see https://github.com/friendica/friendica/pull/3254#discussion_r107315246
|
|
*/
|
|
return false;
|
|
}
|
|
}
|
|
if (!$fid) {
|
|
$r = q(
|
|
"INSERT INTO `fcontact` (`name`,`url`,`photo`,`request`) VALUES ('%s', '%s', '%s', '%s')",
|
|
DBA::escape($suggest["name"]),
|
|
DBA::escape($suggest["url"]),
|
|
DBA::escape($suggest["photo"]),
|
|
DBA::escape($suggest["request"])
|
|
);
|
|
}
|
|
|
|
$condition = ['url' => $suggest["url"], 'name' => $suggest["name"], 'request' => $suggest["request"]];
|
|
$fcontact = DBA::selectFirst('fcontact', ['id'], $condition);
|
|
|
|
/*
|
|
* If no record in fcontact is found, below INSERT statement will not
|
|
* link an introduction to it.
|
|
*/
|
|
if (!DBA::isResult($fcontact)) {
|
|
// Database record did not get created. Quietly give up.
|
|
killme();
|
|
}
|
|
|
|
$fid = $r[0]["id"];
|
|
|
|
$hash = random_string();
|
|
|
|
$r = q(
|
|
"INSERT INTO `intro` (`uid`, `fid`, `contact-id`, `note`, `hash`, `datetime`, `blocked`)
|
|
VALUES(%d, %d, %d, '%s', '%s', '%s', %d)",
|
|
intval($suggest["uid"]),
|
|
intval($fid),
|
|
intval($suggest["cid"]),
|
|
DBA::escape($suggest["body"]),
|
|
DBA::escape($hash),
|
|
DBA::escape(DateTimeFormat::utcNow()),
|
|
intval(0)
|
|
);
|
|
|
|
notification(
|
|
[
|
|
"type" => NOTIFY_SUGGEST,
|
|
"notify_flags" => $importer["notify-flags"],
|
|
"language" => $importer["language"],
|
|
"to_name" => $importer["username"],
|
|
"to_email" => $importer["email"],
|
|
"uid" => $importer["importer_uid"],
|
|
"item" => $suggest,
|
|
"link" => System::baseUrl()."/notifications/intros",
|
|
"source_name" => $importer["name"],
|
|
"source_link" => $importer["url"],
|
|
"source_photo" => $importer["photo"],
|
|
"verb" => ACTIVITY_REQ_FRIEND,
|
|
"otype" => "intro"]
|
|
);
|
|
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @brief Processes the relocation elements
|
|
*
|
|
* @param object $xpath XPath object
|
|
* @param object $relocation relocation elements
|
|
* @param array $importer Record of the importer user mixed with contact of the content
|
|
* @return boolean
|
|
* @todo Find good type-hints for all parameter
|
|
*/
|
|
private static function processRelocation($xpath, $relocation, $importer)
|
|
{
|
|
logger("Processing relocations");
|
|
|
|
/// @TODO Rewrite this to one statement
|
|
$relocate = [];
|
|
$relocate["uid"] = $importer["importer_uid"];
|
|
$relocate["cid"] = $importer["id"];
|
|
$relocate["url"] = $xpath->query("dfrn:url/text()", $relocation)->item(0)->nodeValue;
|
|
$relocate["addr"] = $xpath->query("dfrn:addr/text()", $relocation)->item(0)->nodeValue;
|
|
$relocate["name"] = $xpath->query("dfrn:name/text()", $relocation)->item(0)->nodeValue;
|
|
$relocate["avatar"] = $xpath->query("dfrn:avatar/text()", $relocation)->item(0)->nodeValue;
|
|
$relocate["photo"] = $xpath->query("dfrn:photo/text()", $relocation)->item(0)->nodeValue;
|
|
$relocate["thumb"] = $xpath->query("dfrn:thumb/text()", $relocation)->item(0)->nodeValue;
|
|
$relocate["micro"] = $xpath->query("dfrn:micro/text()", $relocation)->item(0)->nodeValue;
|
|
$relocate["request"] = $xpath->query("dfrn:request/text()", $relocation)->item(0)->nodeValue;
|
|
$relocate["confirm"] = $xpath->query("dfrn:confirm/text()", $relocation)->item(0)->nodeValue;
|
|
$relocate["notify"] = $xpath->query("dfrn:notify/text()", $relocation)->item(0)->nodeValue;
|
|
$relocate["poll"] = $xpath->query("dfrn:poll/text()", $relocation)->item(0)->nodeValue;
|
|
$relocate["sitepubkey"] = $xpath->query("dfrn:sitepubkey/text()", $relocation)->item(0)->nodeValue;
|
|
|
|
if (($relocate["avatar"] == "") && ($relocate["photo"] != "")) {
|
|
$relocate["avatar"] = $relocate["photo"];
|
|
}
|
|
|
|
if ($relocate["addr"] == "") {
|
|
$relocate["addr"] = preg_replace("=(https?://)(.*)/profile/(.*)=ism", "$3@$2", $relocate["url"]);
|
|
}
|
|
|
|
// update contact
|
|
$r = q(
|
|
"SELECT `photo`, `url` FROM `contact` WHERE `id` = %d AND `uid` = %d",
|
|
intval($importer["id"]),
|
|
intval($importer["importer_uid"])
|
|
);
|
|
|
|
if (!DBA::isResult($r)) {
|
|
logger("Query failed to execute, no result returned in " . __FUNCTION__);
|
|
return false;
|
|
}
|
|
|
|
$old = $r[0];
|
|
|
|
// Update the gcontact entry
|
|
$relocate["server_url"] = preg_replace("=(https?://)(.*)/profile/(.*)=ism", "$1$2", $relocate["url"]);
|
|
|
|
$fields = ['name' => $relocate["name"], 'photo' => $relocate["avatar"],
|
|
'url' => $relocate["url"], 'nurl' => normalise_link($relocate["url"]),
|
|
'addr' => $relocate["addr"], 'connect' => $relocate["addr"],
|
|
'notify' => $relocate["notify"], 'server_url' => $relocate["server_url"]];
|
|
DBA::update('gcontact', $fields, ['nurl' => normalise_link($old["url"])]);
|
|
|
|
// Update the contact table. We try to find every entry.
|
|
$fields = ['name' => $relocate["name"], 'avatar' => $relocate["avatar"],
|
|
'url' => $relocate["url"], 'nurl' => normalise_link($relocate["url"]),
|
|
'addr' => $relocate["addr"], 'request' => $relocate["request"],
|
|
'confirm' => $relocate["confirm"], 'notify' => $relocate["notify"],
|
|
'poll' => $relocate["poll"], 'site-pubkey' => $relocate["sitepubkey"]];
|
|
$condition = ["(`id` = ?) OR (`nurl` = ?)", $importer["id"], normalise_link($old["url"])];
|
|
|
|
DBA::update('contact', $fields, $condition);
|
|
|
|
Contact::updateAvatar($relocate["avatar"], $importer["importer_uid"], $importer["id"], true);
|
|
|
|
logger('Contacts are updated.');
|
|
|
|
/// @TODO
|
|
/// merge with current record, current contents have priority
|
|
/// update record, set url-updated
|
|
/// update profile photos
|
|
/// schedule a scan?
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @brief Updates an item
|
|
*
|
|
* @param array $current the current item record
|
|
* @param array $item the new item record
|
|
* @param array $importer Record of the importer user mixed with contact of the content
|
|
* @param int $entrytype Is it a toplevel entry, a comment or a relayed comment?
|
|
* @return mixed
|
|
* @todo set proper type-hints (array?)
|
|
*/
|
|
private static function updateContent($current, $item, $importer, $entrytype)
|
|
{
|
|
$changed = false;
|
|
|
|
if (self::isEditedTimestampNewer($current, $item)) {
|
|
// do not accept (ignore) an earlier edit than one we currently have.
|
|
if (DateTimeFormat::utc($item["edited"]) < $current["edited"]) {
|
|
return false;
|
|
}
|
|
|
|
$fields = ['title' => defaults($item, 'title', ''), 'body' => defaults($item, 'body', ''),
|
|
'tag' => defaults($item, 'tag', ''), 'changed' => DateTimeFormat::utcNow(),
|
|
'edited' => DateTimeFormat::utc($item["edited"])];
|
|
|
|
$condition = ["`uri` = ? AND `uid` IN (0, ?)", $item["uri"], $importer["importer_uid"]];
|
|
Item::update($fields, $condition);
|
|
|
|
$changed = true;
|
|
}
|
|
return $changed;
|
|
}
|
|
|
|
/**
|
|
* @brief Detects the entry type of the item
|
|
*
|
|
* @param array $importer Record of the importer user mixed with contact of the content
|
|
* @param array $item the new item record
|
|
*
|
|
* @return int Is it a toplevel entry, a comment or a relayed comment?
|
|
* @todo set proper type-hints (array?)
|
|
*/
|
|
private static function getEntryType($importer, $item)
|
|
{
|
|
if ($item["parent-uri"] != $item["uri"]) {
|
|
$community = false;
|
|
|
|
if ($importer["page-flags"] == Contact::PAGE_COMMUNITY || $importer["page-flags"] == Contact::PAGE_PRVGROUP) {
|
|
$sql_extra = "";
|
|
$community = true;
|
|
logger("possible community action");
|
|
} else {
|
|
$sql_extra = " AND `contact`.`self` AND `item`.`wall` ";
|
|
}
|
|
|
|
// was the top-level post for this action written by somebody on this site?
|
|
// Specifically, the recipient?
|
|
|
|
$is_a_remote_action = false;
|
|
|
|
$parent = Item::selectFirst(['parent-uri'], ['uri' => $item["parent-uri"]]);
|
|
if (DBA::isResult($parent)) {
|
|
$r = q(
|
|
"SELECT `item`.`forum_mode`, `item`.`wall` FROM `item`
|
|
INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
|
|
WHERE `item`.`uri` = '%s' AND (`item`.`parent-uri` = '%s' OR `item`.`thr-parent` = '%s')
|
|
AND `item`.`uid` = %d
|
|
$sql_extra
|
|
LIMIT 1",
|
|
DBA::escape($parent["parent-uri"]),
|
|
DBA::escape($parent["parent-uri"]),
|
|
DBA::escape($parent["parent-uri"]),
|
|
intval($importer["importer_uid"])
|
|
);
|
|
if (DBA::isResult($r)) {
|
|
$is_a_remote_action = true;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Does this have the characteristics of a community or private group action?
|
|
* If it's an action to a wall post on a community/prvgroup page it's a
|
|
* valid community action. Also forum_mode makes it valid for sure.
|
|
* If neither, it's not.
|
|
*/
|
|
if ($is_a_remote_action && $community && (!$r[0]["forum_mode"]) && (!$r[0]["wall"])) {
|
|
$is_a_remote_action = false;
|
|
logger("not a community action");
|
|
}
|
|
|
|
if ($is_a_remote_action) {
|
|
return DFRN::REPLY_RC;
|
|
} else {
|
|
return DFRN::REPLY;
|
|
}
|
|
} else {
|
|
return DFRN::TOP_LEVEL;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief Send a "poke"
|
|
*
|
|
* @param array $item the new item record
|
|
* @param array $importer Record of the importer user mixed with contact of the content
|
|
* @param int $posted_id The record number of item record that was just posted
|
|
* @return void
|
|
* @todo set proper type-hints (array?)
|
|
*/
|
|
private static function doPoke($item, $importer, $posted_id)
|
|
{
|
|
$verb = urldecode(substr($item["verb"], strpos($item["verb"], "#")+1));
|
|
if (!$verb) {
|
|
return;
|
|
}
|
|
$xo = XML::parseString($item["object"], false);
|
|
|
|
if (($xo->type == ACTIVITY_OBJ_PERSON) && ($xo->id)) {
|
|
// somebody was poked/prodded. Was it me?
|
|
foreach ($xo->link as $l) {
|
|
$atts = $l->attributes();
|
|
switch ($atts["rel"]) {
|
|
case "alternate":
|
|
$Blink = $atts["href"];
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ($Blink && link_compare($Blink, System::baseUrl() . "/profile/" . $importer["nickname"])) {
|
|
$author = DBA::selectFirst('contact', ['name', 'thumb', 'url'], ['id' => $item['author-id']]);
|
|
|
|
$item['id'] = $posted_id;
|
|
|
|
$parent = Item::selectFirst(['id'], ['uri' => $item['parent-uri'], 'uid' => $importer["importer_uid"]]);
|
|
$item["parent"] = $parent['id'];
|
|
|
|
// send a notification
|
|
notification(
|
|
[
|
|
"type" => NOTIFY_POKE,
|
|
"notify_flags" => $importer["notify-flags"],
|
|
"language" => $importer["language"],
|
|
"to_name" => $importer["username"],
|
|
"to_email" => $importer["email"],
|
|
"uid" => $importer["importer_uid"],
|
|
"item" => $item,
|
|
"link" => System::baseUrl()."/display/".urlencode(Item::getGuidById($posted_id)),
|
|
"source_name" => $author["name"],
|
|
"source_link" => $author["url"],
|
|
"source_photo" => $author["thumb"],
|
|
"verb" => $item["verb"],
|
|
"otype" => "person",
|
|
"activity" => $verb,
|
|
"parent" => $item["parent"]]
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief Processes several actions, depending on the verb
|
|
*
|
|
* @param int $entrytype Is it a toplevel entry, a comment or a relayed comment?
|
|
* @param array $importer Record of the importer user mixed with contact of the content
|
|
* @param array $item the new item record
|
|
* @param bool $is_like Is the verb a "like"?
|
|
*
|
|
* @return bool Should the processing of the entries be continued?
|
|
* @todo set proper type-hints (array?)
|
|
*/
|
|
private static function processVerbs($entrytype, $importer, &$item, &$is_like)
|
|
{
|
|
logger("Process verb ".$item["verb"]." and object-type ".$item["object-type"]." for entrytype ".$entrytype, LOGGER_DEBUG);
|
|
|
|
if (($entrytype == DFRN::TOP_LEVEL)) {
|
|
// The filling of the the "contact" variable is done for legcy reasons
|
|
// The functions below are partly used by ostatus.php as well - where we have this variable
|
|
$r = q("SELECT * FROM `contact` WHERE `id` = %d", intval($importer["id"]));
|
|
$contact = $r[0];
|
|
$nickname = $contact["nick"];
|
|
|
|
// Big question: Do we need these functions? They were part of the "consume_feed" function.
|
|
// This function once was responsible for DFRN and OStatus.
|
|
if (activity_match($item["verb"], ACTIVITY_FOLLOW)) {
|
|
logger("New follower");
|
|
Contact::addRelationship($importer, $contact, $item, $nickname);
|
|
return false;
|
|
}
|
|
if (activity_match($item["verb"], ACTIVITY_UNFOLLOW)) {
|
|
logger("Lost follower");
|
|
Contact::removeFollower($importer, $contact, $item);
|
|
return false;
|
|
}
|
|
if (activity_match($item["verb"], ACTIVITY_REQ_FRIEND)) {
|
|
logger("New friend request");
|
|
Contact::addRelationship($importer, $contact, $item, $nickname, true);
|
|
return false;
|
|
}
|
|
if (activity_match($item["verb"], ACTIVITY_UNFRIEND)) {
|
|
logger("Lost sharer");
|
|
Contact::removeSharer($importer, $contact, $item);
|
|
return false;
|
|
}
|
|
} else {
|
|
if (($item["verb"] == ACTIVITY_LIKE)
|
|
|| ($item["verb"] == ACTIVITY_DISLIKE)
|
|
|| ($item["verb"] == ACTIVITY_ATTEND)
|
|
|| ($item["verb"] == ACTIVITY_ATTENDNO)
|
|
|| ($item["verb"] == ACTIVITY_ATTENDMAYBE)
|
|
) {
|
|
$is_like = true;
|
|
$item["gravity"] = GRAVITY_ACTIVITY;
|
|
// only one like or dislike per person
|
|
// splitted into two queries for performance issues
|
|
$condition = ['uid' => $item["uid"], 'author-id' => $item["author-id"], 'gravity' => GRAVITY_ACTIVITY,
|
|
'verb' => $item["verb"], 'parent-uri' => $item["parent-uri"]];
|
|
if (Item::exists($condition)) {
|
|
return false;
|
|
}
|
|
|
|
$condition = ['uid' => $item["uid"], 'author-id' => $item["author-id"], 'gravity' => GRAVITY_ACTIVITY,
|
|
'verb' => $item["verb"], 'thr-parent' => $item["parent-uri"]];
|
|
if (Item::exists($condition)) {
|
|
return false;
|
|
}
|
|
} else {
|
|
$is_like = false;
|
|
}
|
|
|
|
if (($item["verb"] == ACTIVITY_TAG) && ($item["object-type"] == ACTIVITY_OBJ_TAGTERM)) {
|
|
$xo = XML::parseString($item["object"], false);
|
|
$xt = XML::parseString($item["target"], false);
|
|
|
|
if ($xt->type == ACTIVITY_OBJ_NOTE) {
|
|
$item_tag = Item::selectFirst(['id', 'tag'], ['uri' => $xt->id, 'uid' => $importer["importer_uid"]]);
|
|
|
|
if (!DBA::isResult($item_tag)) {
|
|
logger("Query failed to execute, no result returned in " . __FUNCTION__);
|
|
return false;
|
|
}
|
|
|
|
// extract tag, if not duplicate, add to parent item
|
|
if ($xo->content) {
|
|
if (!stristr($item_tag["tag"], trim($xo->content))) {
|
|
$tag = $item_tag["tag"] . (strlen($item_tag["tag"]) ? ',' : '') . '#[url=' . $xo->id . ']'. $xo->content . '[/url]';
|
|
Item::update(['tag' => $tag], ['id' => $item_tag["id"]]);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
* @brief Processes the link elements
|
|
*
|
|
* @param object $links link elements
|
|
* @param array $item the item record
|
|
* @return void
|
|
* @todo set proper type-hints
|
|
*/
|
|
private static function parseLinks($links, &$item)
|
|
{
|
|
$rel = "";
|
|
$href = "";
|
|
$type = "";
|
|
$length = "0";
|
|
$title = "";
|
|
foreach ($links as $link) {
|
|
foreach ($link->attributes as $attributes) {
|
|
switch ($attributes->name) {
|
|
case "href" : $href = $attributes->textContent; break;
|
|
case "rel" : $rel = $attributes->textContent; break;
|
|
case "type" : $type = $attributes->textContent; break;
|
|
case "length": $length = $attributes->textContent; break;
|
|
case "title" : $title = $attributes->textContent; break;
|
|
}
|
|
}
|
|
if (($rel != "") && ($href != "")) {
|
|
switch ($rel) {
|
|
case "alternate":
|
|
$item["plink"] = $href;
|
|
break;
|
|
case "enclosure":
|
|
$enclosure = $href;
|
|
|
|
if (!empty($item["attach"])) {
|
|
$item["attach"] .= ",";
|
|
} else {
|
|
$item["attach"] = "";
|
|
}
|
|
|
|
$item["attach"] .= '[attach]href="' . $href . '" length="' . $length . '" type="' . $type . '" title="' . $title . '"[/attach]';
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief Processes the entry elements which contain the items and comments
|
|
*
|
|
* @param array $header Array of the header elements that always stay the same
|
|
* @param object $xpath XPath object
|
|
* @param object $entry entry elements
|
|
* @param array $importer Record of the importer user mixed with contact of the content
|
|
* @param object $xml xml
|
|
* @return void
|
|
* @todo Add type-hints
|
|
*/
|
|
private static function processEntry($header, $xpath, $entry, $importer, $xml)
|
|
{
|
|
logger("Processing entries");
|
|
|
|
$item = $header;
|
|
|
|
$item["protocol"] = Conversation::PARCEL_DFRN;
|
|
|
|
$item["source"] = $xml;
|
|
|
|
// Get the uri
|
|
$item["uri"] = XML::getFirstNodeValue($xpath, "atom:id/text()", $entry);
|
|
|
|
$item["edited"] = XML::getFirstNodeValue($xpath, "atom:updated/text()", $entry);
|
|
|
|
$current = Item::selectFirst(['id', 'uid', 'edited', 'body'],
|
|
['uri' => $item["uri"], 'uid' => $importer["importer_uid"]]
|
|
);
|
|
// Is there an existing item?
|
|
if (DBA::isResult($current) && !self::isEditedTimestampNewer($current, $item)) {
|
|
logger("Item ".$item["uri"]." (".$item['edited'].") already existed.", LOGGER_DEBUG);
|
|
return;
|
|
}
|
|
|
|
// Fetch the owner
|
|
$owner = self::fetchauthor($xpath, $entry, $importer, "dfrn:owner", true, $xml);
|
|
|
|
$owner_unknown = (isset($owner["contact-unknown"]) && $owner["contact-unknown"]);
|
|
|
|
$item["owner-name"] = $owner["name"];
|
|
$item["owner-link"] = $owner["link"];
|
|
$item["owner-avatar"] = $owner["avatar"];
|
|
$item["owner-id"] = Contact::getIdForURL($owner["link"], 0);
|
|
|
|
// fetch the author
|
|
$author = self::fetchauthor($xpath, $entry, $importer, "atom:author", true, $xml);
|
|
|
|
$item["author-name"] = $author["name"];
|
|
$item["author-link"] = $author["link"];
|
|
$item["author-avatar"] = $author["avatar"];
|
|
$item["author-id"] = Contact::getIdForURL($author["link"], 0);
|
|
|
|
$item["title"] = XML::getFirstNodeValue($xpath, "atom:title/text()", $entry);
|
|
|
|
$item["created"] = XML::getFirstNodeValue($xpath, "atom:published/text()", $entry);
|
|
|
|
$item["body"] = XML::getFirstNodeValue($xpath, "dfrn:env/text()", $entry);
|
|
$item["body"] = str_replace([' ',"\t","\r","\n"], ['','','',''], $item["body"]);
|
|
// make sure nobody is trying to sneak some html tags by us
|
|
$item["body"] = notags(base64url_decode($item["body"]));
|
|
|
|
$item["body"] = BBCode::limitBodySize($item["body"]);
|
|
|
|
/// @todo Do we really need this check for HTML elements? (It was copied from the old function)
|
|
if ((strpos($item['body'], '<') !== false) && (strpos($item['body'], '>') !== false)) {
|
|
$base_url = get_app()->get_baseurl();
|
|
$item['body'] = reltoabs($item['body'], $base_url);
|
|
|
|
$item['body'] = html2bb_video($item['body']);
|
|
|
|
$item['body'] = OEmbed::HTML2BBCode($item['body']);
|
|
|
|
$config = HTMLPurifier_Config::createDefault();
|
|
$config->set('Cache.DefinitionImpl', null);
|
|
|
|
// we shouldn't need a whitelist, because the bbcode converter
|
|
// will strip out any unsupported tags.
|
|
|
|
$purifier = new HTMLPurifier($config);
|
|
$item['body'] = $purifier->purify($item['body']);
|
|
|
|
$item['body'] = @HTML::toBBCode($item['body']);
|
|
}
|
|
|
|
/// @todo We should check for a repeated post and if we know the repeated author.
|
|
|
|
// We don't need the content element since "dfrn:env" is always present
|
|
//$item["body"] = $xpath->query("atom:content/text()", $entry)->item(0)->nodeValue;
|
|
|
|
$item["location"] = XML::getFirstNodeValue($xpath, "dfrn:location/text()", $entry);
|
|
|
|
$item["coord"] = XML::getFirstNodeValue($xpath, "georss:point", $entry);
|
|
|
|
$item["private"] = XML::getFirstNodeValue($xpath, "dfrn:private/text()", $entry);
|
|
|
|
$item["extid"] = XML::getFirstNodeValue($xpath, "dfrn:extid/text()", $entry);
|
|
|
|
if (XML::getFirstNodeValue($xpath, "dfrn:bookmark/text()", $entry) == "true") {
|
|
$item["post-type"] = Item::PT_PAGE;
|
|
}
|
|
|
|
$notice_info = $xpath->query("statusnet:notice_info", $entry);
|
|
if ($notice_info && ($notice_info->length > 0)) {
|
|
foreach ($notice_info->item(0)->attributes as $attributes) {
|
|
if ($attributes->name == "source") {
|
|
$item["app"] = strip_tags($attributes->textContent);
|
|
}
|
|
}
|
|
}
|
|
|
|
$item["guid"] = XML::getFirstNodeValue($xpath, "dfrn:diaspora_guid/text()", $entry);
|
|
|
|
// We store the data from "dfrn:diaspora_signature" in a different table, this is done in "Item::insert"
|
|
$dsprsig = unxmlify(XML::getFirstNodeValue($xpath, "dfrn:diaspora_signature/text()", $entry));
|
|
if ($dsprsig != "") {
|
|
$item["dsprsig"] = $dsprsig;
|
|
}
|
|
|
|
$item["verb"] = XML::getFirstNodeValue($xpath, "activity:verb/text()", $entry);
|
|
|
|
if (XML::getFirstNodeValue($xpath, "activity:object-type/text()", $entry) != "") {
|
|
$item["object-type"] = XML::getFirstNodeValue($xpath, "activity:object-type/text()", $entry);
|
|
}
|
|
|
|
$object = $xpath->query("activity:object", $entry)->item(0);
|
|
$item["object"] = self::transformActivity($xpath, $object, "object");
|
|
|
|
if (trim($item["object"]) != "") {
|
|
$r = XML::parseString($item["object"], false);
|
|
if (isset($r->type)) {
|
|
$item["object-type"] = $r->type;
|
|
}
|
|
}
|
|
|
|
$target = $xpath->query("activity:target", $entry)->item(0);
|
|
$item["target"] = self::transformActivity($xpath, $target, "target");
|
|
|
|
$categories = $xpath->query("atom:category", $entry);
|
|
if ($categories) {
|
|
foreach ($categories as $category) {
|
|
$term = "";
|
|
$scheme = "";
|
|
foreach ($category->attributes as $attributes) {
|
|
if ($attributes->name == "term") {
|
|
$term = $attributes->textContent;
|
|
}
|
|
|
|
if ($attributes->name == "scheme") {
|
|
$scheme = $attributes->textContent;
|
|
}
|
|
}
|
|
|
|
if (($term != "") && ($scheme != "")) {
|
|
$parts = explode(":", $scheme);
|
|
if ((count($parts) >= 4) && (array_shift($parts) == "X-DFRN")) {
|
|
$termhash = array_shift($parts);
|
|
$termurl = implode(":", $parts);
|
|
|
|
if (!empty($item["tag"])) {
|
|
$item["tag"] .= ",";
|
|
} else {
|
|
$item["tag"] = "";
|
|
}
|
|
|
|
$item["tag"] .= $termhash . "[url=" . $termurl . "]" . $term . "[/url]";
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
$enclosure = "";
|
|
|
|
$links = $xpath->query("atom:link", $entry);
|
|
if ($links) {
|
|
self::parseLinks($links, $item);
|
|
}
|
|
|
|
$item['conversation-uri'] = XML::getFirstNodeValue($xpath, 'ostatus:conversation/text()', $entry);
|
|
|
|
$conv = $xpath->query('ostatus:conversation', $entry);
|
|
if (is_object($conv->item(0))) {
|
|
foreach ($conv->item(0)->attributes as $attributes) {
|
|
if ($attributes->name == "ref") {
|
|
$item['conversation-uri'] = $attributes->textContent;
|
|
}
|
|
if ($attributes->name == "href") {
|
|
$item['conversation-href'] = $attributes->textContent;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Is it a reply or a top level posting?
|
|
$item["parent-uri"] = $item["uri"];
|
|
|
|
$inreplyto = $xpath->query("thr:in-reply-to", $entry);
|
|
if (is_object($inreplyto->item(0))) {
|
|
foreach ($inreplyto->item(0)->attributes as $attributes) {
|
|
if ($attributes->name == "ref") {
|
|
$item["parent-uri"] = $attributes->textContent;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Get the type of the item (Top level post, reply or remote reply)
|
|
$entrytype = self::getEntryType($importer, $item);
|
|
|
|
// Now assign the rest of the values that depend on the type of the message
|
|
if (in_array($entrytype, [DFRN::REPLY, DFRN::REPLY_RC])) {
|
|
if (!isset($item["object-type"])) {
|
|
$item["object-type"] = ACTIVITY_OBJ_COMMENT;
|
|
}
|
|
|
|
if ($item["contact-id"] != $owner["contact-id"]) {
|
|
$item["contact-id"] = $owner["contact-id"];
|
|
}
|
|
|
|
if (($item["network"] != $owner["network"]) && ($owner["network"] != "")) {
|
|
$item["network"] = $owner["network"];
|
|
}
|
|
|
|
if ($item["contact-id"] != $author["contact-id"]) {
|
|
$item["contact-id"] = $author["contact-id"];
|
|
}
|
|
|
|
if (($item["network"] != $author["network"]) && ($author["network"] != "")) {
|
|
$item["network"] = $author["network"];
|
|
}
|
|
}
|
|
|
|
if ($entrytype == DFRN::REPLY_RC) {
|
|
$item["wall"] = 1;
|
|
} elseif ($entrytype == DFRN::TOP_LEVEL) {
|
|
if (!isset($item["object-type"])) {
|
|
$item["object-type"] = ACTIVITY_OBJ_NOTE;
|
|
}
|
|
|
|
// Is it an event?
|
|
if (($item["object-type"] == ACTIVITY_OBJ_EVENT) && !$owner_unknown) {
|
|
logger("Item ".$item["uri"]." seems to contain an event.", LOGGER_DEBUG);
|
|
$ev = Event::fromBBCode($item["body"]);
|
|
if ((x($ev, "desc") || x($ev, "summary")) && x($ev, "start")) {
|
|
logger("Event in item ".$item["uri"]." was found.", LOGGER_DEBUG);
|
|
$ev["cid"] = $importer["id"];
|
|
$ev["uid"] = $importer["importer_uid"];
|
|
$ev["uri"] = $item["uri"];
|
|
$ev["edited"] = $item["edited"];
|
|
$ev["private"] = $item["private"];
|
|
$ev["guid"] = $item["guid"];
|
|
$ev["plink"] = $item["plink"];
|
|
|
|
$condition = ['uri' => $item["uri"], 'uid' => $importer["importer_uid"]];
|
|
$event = DBA::selectFirst('event', ['id'], $condition);
|
|
if (DBA::isResult($event)) {
|
|
$ev["id"] = $event["id"];
|
|
}
|
|
|
|
$event_id = Event::store($ev);
|
|
logger("Event ".$event_id." was stored", LOGGER_DEBUG);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!self::processVerbs($entrytype, $importer, $item, $is_like)) {
|
|
logger("Exiting because 'processVerbs' told us so", LOGGER_DEBUG);
|
|
return;
|
|
}
|
|
|
|
// This check is done here to be able to receive connection requests in "processVerbs"
|
|
if (($entrytype == DFRN::TOP_LEVEL) && $owner_unknown) {
|
|
logger("Item won't be stored because user " . $importer["importer_uid"] . " doesn't follow " . $item["owner-link"] . ".", LOGGER_DEBUG);
|
|
return;
|
|
}
|
|
|
|
|
|
// Update content if 'updated' changes
|
|
if (DBA::isResult($current)) {
|
|
if (self::updateContent($current, $item, $importer, $entrytype)) {
|
|
logger("Item ".$item["uri"]." was updated.", LOGGER_DEBUG);
|
|
} else {
|
|
logger("Item " . $item["uri"] . " already existed.", LOGGER_DEBUG);
|
|
}
|
|
return;
|
|
}
|
|
|
|
if (in_array($entrytype, [DFRN::REPLY, DFRN::REPLY_RC])) {
|
|
$posted_id = Item::insert($item);
|
|
$parent = 0;
|
|
|
|
if ($posted_id) {
|
|
logger("Reply from contact ".$item["contact-id"]." was stored with id ".$posted_id, LOGGER_DEBUG);
|
|
|
|
if ($item['uid'] == 0) {
|
|
Item::distribute($posted_id);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
} else { // $entrytype == DFRN::TOP_LEVEL
|
|
if (($importer["uid"] == 0) && ($importer["importer_uid"] != 0)) {
|
|
logger("Contact ".$importer["id"]." isn't known to user ".$importer["importer_uid"].". The post will be ignored.", LOGGER_DEBUG);
|
|
return;
|
|
}
|
|
if (!link_compare($item["owner-link"], $importer["url"])) {
|
|
/*
|
|
* The item owner info is not our contact. It's OK and is to be expected if this is a tgroup delivery,
|
|
* but otherwise there's a possible data mixup on the sender's system.
|
|
* the tgroup delivery code called from Item::insert will correct it if it's a forum,
|
|
* but we're going to unconditionally correct it here so that the post will always be owned by our contact.
|
|
*/
|
|
logger('Correcting item owner.', LOGGER_DEBUG);
|
|
$item["owner-link"] = $importer["url"];
|
|
$item["owner-id"] = Contact::getIdForURL($importer["url"], 0);
|
|
}
|
|
|
|
if (($importer["rel"] == Contact::FOLLOWER) && (!self::tgroupCheck($importer["importer_uid"], $item))) {
|
|
logger("Contact ".$importer["id"]." is only follower and tgroup check was negative.", LOGGER_DEBUG);
|
|
return;
|
|
}
|
|
|
|
// This is my contact on another system, but it's really me.
|
|
// Turn this into a wall post.
|
|
$notify = Item::isRemoteSelf($importer, $item);
|
|
|
|
$posted_id = Item::insert($item, false, $notify);
|
|
|
|
if ($notify) {
|
|
$posted_id = $notify;
|
|
}
|
|
|
|
logger("Item was stored with id ".$posted_id, LOGGER_DEBUG);
|
|
|
|
if ($item['uid'] == 0) {
|
|
Item::distribute($posted_id);
|
|
}
|
|
|
|
if (stristr($item["verb"], ACTIVITY_POKE)) {
|
|
self::doPoke($item, $importer, $posted_id);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief Deletes items
|
|
*
|
|
* @param object $xpath XPath object
|
|
* @param object $deletion deletion elements
|
|
* @param array $importer Record of the importer user mixed with contact of the content
|
|
* @return void
|
|
* @todo set proper type-hints
|
|
*/
|
|
private static function processDeletion($xpath, $deletion, $importer)
|
|
{
|
|
logger("Processing deletions");
|
|
$uri = null;
|
|
|
|
foreach ($deletion->attributes as $attributes) {
|
|
if ($attributes->name == "ref") {
|
|
$uri = $attributes->textContent;
|
|
}
|
|
}
|
|
|
|
if (!$uri || !$importer["id"]) {
|
|
return false;
|
|
}
|
|
|
|
$condition = ['uri' => $uri, 'uid' => $importer["importer_uid"]];
|
|
$item = Item::selectFirst(['id', 'parent', 'contact-id', 'file', 'deleted'], $condition);
|
|
if (!DBA::isResult($item)) {
|
|
logger("Item with uri " . $uri . " for user " . $importer["importer_uid"] . " wasn't found.", LOGGER_DEBUG);
|
|
return;
|
|
}
|
|
|
|
if (strstr($item['file'], '[')) {
|
|
logger("Item with uri " . $uri . " for user " . $importer["importer_uid"] . " is filed. So it won't be deleted.", LOGGER_DEBUG);
|
|
return;
|
|
}
|
|
|
|
// When it is a starting post it has to belong to the person that wants to delete it
|
|
if (($item['id'] == $item['parent']) && ($item['contact-id'] != $importer["id"])) {
|
|
logger("Item with uri " . $uri . " don't belong to contact " . $importer["id"] . " - ignoring deletion.", LOGGER_DEBUG);
|
|
return;
|
|
}
|
|
|
|
// Comments can be deleted by the thread owner or comment owner
|
|
if (($item['id'] != $item['parent']) && ($item['contact-id'] != $importer["id"])) {
|
|
$condition = ['id' => $item['parent'], 'contact-id' => $importer["id"]];
|
|
if (!Item::exists($condition)) {
|
|
logger("Item with uri " . $uri . " wasn't found or mustn't be deleted by contact " . $importer["id"] . " - ignoring deletion.", LOGGER_DEBUG);
|
|
return;
|
|
}
|
|
}
|
|
|
|
if ($item["deleted"]) {
|
|
return;
|
|
}
|
|
|
|
logger('deleting item '.$item['id'].' uri='.$uri, LOGGER_DEBUG);
|
|
|
|
Item::delete(['id' => $item['id']]);
|
|
}
|
|
|
|
/**
|
|
* @brief Imports a DFRN message
|
|
*
|
|
* @param string $xml The DFRN message
|
|
* @param array $importer Record of the importer user mixed with contact of the content
|
|
* @param bool $sort_by_date Is used when feeds are polled
|
|
* @return integer Import status
|
|
* @todo set proper type-hints
|
|
*/
|
|
public static function import($xml, $importer, $sort_by_date = false)
|
|
{
|
|
if ($xml == "") {
|
|
return 400;
|
|
}
|
|
|
|
$doc = new DOMDocument();
|
|
@$doc->loadXML($xml);
|
|
|
|
$xpath = new DOMXPath($doc);
|
|
$xpath->registerNamespace("atom", NAMESPACE_ATOM1);
|
|
$xpath->registerNamespace("thr", NAMESPACE_THREAD);
|
|
$xpath->registerNamespace("at", NAMESPACE_TOMB);
|
|
$xpath->registerNamespace("media", NAMESPACE_MEDIA);
|
|
$xpath->registerNamespace("dfrn", NAMESPACE_DFRN);
|
|
$xpath->registerNamespace("activity", NAMESPACE_ACTIVITY);
|
|
$xpath->registerNamespace("georss", NAMESPACE_GEORSS);
|
|
$xpath->registerNamespace("poco", NAMESPACE_POCO);
|
|
$xpath->registerNamespace("ostatus", NAMESPACE_OSTATUS);
|
|
$xpath->registerNamespace("statusnet", NAMESPACE_STATUSNET);
|
|
|
|
$header = [];
|
|
$header["uid"] = $importer["importer_uid"];
|
|
$header["network"] = Protocol::DFRN;
|
|
$header["wall"] = 0;
|
|
$header["origin"] = 0;
|
|
$header["contact-id"] = $importer["id"];
|
|
|
|
// Update the contact table if the data has changed
|
|
|
|
// The "atom:author" is only present in feeds
|
|
if ($xpath->query("/atom:feed/atom:author")->length > 0) {
|
|
self::fetchauthor($xpath, $doc->firstChild, $importer, "atom:author", false, $xml);
|
|
}
|
|
|
|
// Only the "dfrn:owner" in the head section contains all data
|
|
if ($xpath->query("/atom:feed/dfrn:owner")->length > 0) {
|
|
self::fetchauthor($xpath, $doc->firstChild, $importer, "dfrn:owner", false, $xml);
|
|
}
|
|
|
|
logger("Import DFRN message for user " . $importer["importer_uid"] . " from contact " . $importer["id"], LOGGER_DEBUG);
|
|
|
|
// is it a public forum? Private forums aren't exposed with this method
|
|
$forum = intval(XML::getFirstNodeValue($xpath, "/atom:feed/dfrn:community/text()"));
|
|
|
|
// The account type is new since 3.5.1
|
|
if ($xpath->query("/atom:feed/dfrn:account_type")->length > 0) {
|
|
$accounttype = intval(XML::getFirstNodeValue($xpath, "/atom:feed/dfrn:account_type/text()"));
|
|
|
|
if ($accounttype != $importer["contact-type"]) {
|
|
DBA::update('contact', ['contact-type' => $accounttype], ['id' => $importer["id"]]);
|
|
}
|
|
// A forum contact can either have set "forum" or "prv" - but not both
|
|
if (($accounttype == Contact::ACCOUNT_TYPE_COMMUNITY) && (($forum != $importer["forum"]) || ($forum == $importer["prv"]))) {
|
|
$condition = ['(`forum` != ? OR `prv` != ?) AND `id` = ?', $forum, !$forum, $importer["id"]];
|
|
DBA::update('contact', ['forum' => $forum, 'prv' => !$forum], $condition);
|
|
}
|
|
} elseif ($forum != $importer["forum"]) { // Deprecated since 3.5.1
|
|
$condition = ['`forum` != ? AND `id` = ?', $forum, $importer["id"]];
|
|
DBA::update('contact', ['forum' => $forum], $condition);
|
|
}
|
|
|
|
|
|
// We are processing relocations even if we are ignoring a contact
|
|
$relocations = $xpath->query("/atom:feed/dfrn:relocate");
|
|
foreach ($relocations as $relocation) {
|
|
self::processRelocation($xpath, $relocation, $importer);
|
|
}
|
|
|
|
if (($importer["uid"] != 0) && !$importer["readonly"]) {
|
|
$mails = $xpath->query("/atom:feed/dfrn:mail");
|
|
foreach ($mails as $mail) {
|
|
self::processMail($xpath, $mail, $importer);
|
|
}
|
|
|
|
$suggestions = $xpath->query("/atom:feed/dfrn:suggest");
|
|
foreach ($suggestions as $suggestion) {
|
|
self::processSuggestion($xpath, $suggestion, $importer);
|
|
}
|
|
}
|
|
|
|
$deletions = $xpath->query("/atom:feed/at:deleted-entry");
|
|
foreach ($deletions as $deletion) {
|
|
self::processDeletion($xpath, $deletion, $importer);
|
|
}
|
|
|
|
if (!$sort_by_date) {
|
|
$entries = $xpath->query("/atom:feed/atom:entry");
|
|
foreach ($entries as $entry) {
|
|
self::processEntry($header, $xpath, $entry, $importer, $xml);
|
|
}
|
|
} else {
|
|
$newentries = [];
|
|
$entries = $xpath->query("/atom:feed/atom:entry");
|
|
foreach ($entries as $entry) {
|
|
$created = XML::getFirstNodeValue($xpath, "atom:published/text()", $entry);
|
|
$newentries[strtotime($created)] = $entry;
|
|
}
|
|
|
|
// Now sort after the publishing date
|
|
ksort($newentries);
|
|
|
|
foreach ($newentries as $entry) {
|
|
self::processEntry($header, $xpath, $entry, $importer, $xml);
|
|
}
|
|
}
|
|
logger("Import done for user " . $importer["importer_uid"] . " from contact " . $importer["id"], LOGGER_DEBUG);
|
|
return 200;
|
|
}
|
|
|
|
/**
|
|
* @param App $a App
|
|
* @param string $contact_nick contact nickname
|
|
*/
|
|
public static function autoRedir(App $a, $contact_nick)
|
|
{
|
|
// prevent looping
|
|
if (x($_REQUEST, 'redir') && intval($_REQUEST['redir'])) {
|
|
return;
|
|
}
|
|
|
|
if ((! $contact_nick) || ($contact_nick === $a->user['nickname'])) {
|
|
return;
|
|
}
|
|
|
|
if (local_user()) {
|
|
// We need to find out if $contact_nick is a user on this hub, and if so, if I
|
|
// am a contact of that user. However, that user may have other contacts with the
|
|
// same nickname as me on other hubs or other networks. Exclude these by requiring
|
|
// that the contact have a local URL. I will be the only person with my nickname at
|
|
// this URL, so if a result is found, then I am a contact of the $contact_nick user.
|
|
//
|
|
// We also have to make sure that I'm a legitimate contact--I'm not blocked or pending.
|
|
|
|
$baseurl = System::baseUrl();
|
|
$domain_st = strpos($baseurl, "://");
|
|
if ($domain_st === false) {
|
|
return;
|
|
}
|
|
$baseurl = substr($baseurl, $domain_st + 3);
|
|
$nurl = normalise_link($baseurl);
|
|
|
|
/// @todo Why is there a query for "url" *and* "nurl"? Especially this normalising is strange.
|
|
$r = q("SELECT `id` FROM `contact` WHERE `uid` = (SELECT `uid` FROM `user` WHERE `nickname` = '%s' LIMIT 1)
|
|
AND `nick` = '%s' AND NOT `self` AND (`url` LIKE '%%%s%%' OR `nurl` LIKE '%%%s%%') AND NOT `blocked` AND NOT `pending` LIMIT 1",
|
|
DBA::escape($contact_nick),
|
|
DBA::escape($a->user['nickname']),
|
|
DBA::escape($baseurl),
|
|
DBA::escape($nurl)
|
|
);
|
|
if ((! DBA::isResult($r)) || $r[0]['id'] == remote_user()) {
|
|
return;
|
|
}
|
|
|
|
$r = q("SELECT * FROM contact WHERE nick = '%s'
|
|
AND network = '%s' AND uid = %d AND url LIKE '%%%s%%' LIMIT 1",
|
|
DBA::escape($contact_nick),
|
|
DBA::escape(Protocol::DFRN),
|
|
intval(local_user()),
|
|
DBA::escape($baseurl)
|
|
);
|
|
if (! DBA::isResult($r)) {
|
|
return;
|
|
}
|
|
|
|
$cid = $r[0]['id'];
|
|
|
|
$dfrn_id = (($r[0]['issued-id']) ? $r[0]['issued-id'] : $r[0]['dfrn-id']);
|
|
|
|
if ($r[0]['duplex'] && $r[0]['issued-id']) {
|
|
$orig_id = $r[0]['issued-id'];
|
|
$dfrn_id = '1:' . $orig_id;
|
|
}
|
|
if ($r[0]['duplex'] && $r[0]['dfrn-id']) {
|
|
$orig_id = $r[0]['dfrn-id'];
|
|
$dfrn_id = '0:' . $orig_id;
|
|
}
|
|
|
|
// ensure that we've got a valid ID. There may be some edge cases with forums and non-duplex mode
|
|
// that may have triggered some of the "went to {profile/intro} and got an RSS feed" issues
|
|
|
|
if (strlen($dfrn_id) < 3) {
|
|
return;
|
|
}
|
|
|
|
$sec = random_string();
|
|
|
|
DBA::insert('profile_check', ['uid' => local_user(), 'cid' => $cid, 'dfrn_id' => $dfrn_id, 'sec' => $sec, 'expire' => time() + 45]);
|
|
|
|
$url = curPageURL();
|
|
|
|
logger('auto_redir: ' . $r[0]['name'] . ' ' . $sec, LOGGER_DEBUG);
|
|
$dest = (($url) ? '&destination_url=' . $url : '');
|
|
goaway($r[0]['poll'] . '?dfrn_id=' . $dfrn_id
|
|
. '&dfrn_version=' . DFRN_PROTOCOL_VERSION . '&type=profile&sec=' . $sec . $dest);
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
/**
|
|
* @brief Returns the activity verb
|
|
*
|
|
* @param array $item Item array
|
|
*
|
|
* @return string activity verb
|
|
*/
|
|
private static function constructVerb(array $item)
|
|
{
|
|
if ($item['verb']) {
|
|
return $item['verb'];
|
|
}
|
|
return ACTIVITY_POST;
|
|
}
|
|
|
|
private static function tgroupCheck($uid, $item)
|
|
{
|
|
$mention = false;
|
|
|
|
// check that the message originated elsewhere and is a top-level post
|
|
|
|
if ($item['wall'] || $item['origin'] || ($item['uri'] != $item['parent-uri'])) {
|
|
return false;
|
|
}
|
|
|
|
$user = DBA::selectFirst('user', ['page-flags', 'nickname'], ['uid' => $uid]);
|
|
if (!DBA::isResult($user)) {
|
|
return false;
|
|
}
|
|
|
|
$community_page = ($user['page-flags'] == Contact::PAGE_COMMUNITY);
|
|
$prvgroup = ($user['page-flags'] == Contact::PAGE_PRVGROUP);
|
|
|
|
$link = normalise_link(System::baseUrl() . '/profile/' . $user['nickname']);
|
|
|
|
/*
|
|
* Diaspora uses their own hardwired link URL in @-tags
|
|
* instead of the one we supply with webfinger
|
|
*/
|
|
$dlink = normalise_link(System::baseUrl() . '/u/' . $user['nickname']);
|
|
|
|
$cnt = preg_match_all('/[\@\!]\[url\=(.*?)\](.*?)\[\/url\]/ism', $item['body'], $matches, PREG_SET_ORDER);
|
|
if ($cnt) {
|
|
foreach ($matches as $mtch) {
|
|
if (link_compare($link, $mtch[1]) || link_compare($dlink, $mtch[1])) {
|
|
$mention = true;
|
|
logger('mention found: ' . $mtch[2]);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!$mention) {
|
|
return false;
|
|
}
|
|
|
|
return $community_page || $prvgroup;
|
|
}
|
|
|
|
/**
|
|
* This function returns true if $update has an edited timestamp newer
|
|
* than $existing, i.e. $update contains new data which should override
|
|
* what's already there. If there is no timestamp yet, the update is
|
|
* assumed to be newer. If the update has no timestamp, the existing
|
|
* item is assumed to be up-to-date. If the timestamps are equal it
|
|
* assumes the update has been seen before and should be ignored.
|
|
*
|
|
*/
|
|
private static function isEditedTimestampNewer($existing, $update)
|
|
{
|
|
if (!x($existing, 'edited') || !$existing['edited']) {
|
|
return true;
|
|
}
|
|
if (!x($update, 'edited') || !$update['edited']) {
|
|
return false;
|
|
}
|
|
|
|
$existing_edited = DateTimeFormat::utc($existing['edited']);
|
|
$update_edited = DateTimeFormat::utc($update['edited']);
|
|
|
|
return (strcmp($existing_edited, $update_edited) < 0);
|
|
}
|
|
}
|