521 lines
15 KiB
PHP
521 lines
15 KiB
PHP
<?php
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/**
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* @file src/Worker/Delivery.php
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*/
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namespace Friendica\Worker;
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use Friendica\App;
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use Friendica\Core\System;
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use Friendica\Core\Config;
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use Friendica\Core\L10n;
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use Friendica\Database\DBM;
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use Friendica\Model\Contact;
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use Friendica\Model\Queue;
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use Friendica\Model\User;
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use Friendica\Protocol\Diaspora;
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use Friendica\Protocol\DFRN;
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use Friendica\Protocol\Email;
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use dba;
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require_once 'include/html2plain.php';
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require_once 'include/datetime.php';
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require_once 'include/items.php';
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require_once 'include/bbcode.php';
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/// @todo This is some ugly code that needs to be split into several methods
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class Delivery {
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public static function execute($cmd, $item_id, $contact_id) {
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global $a;
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logger('delivery: invoked: '.$cmd.': '.$item_id.' to '.$contact_id, LOGGER_DEBUG);
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$mail = false;
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$fsuggest = false;
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$relocate = false;
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$top_level = false;
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$recipients = [];
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$url_recipients = [];
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$followup = false;
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$normal_mode = true;
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$recipients[] = $contact_id;
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if ($cmd === 'mail') {
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$normal_mode = false;
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$mail = true;
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$message = q("SELECT * FROM `mail` WHERE `id` = %d LIMIT 1",
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intval($item_id)
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);
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if (!count($message)) {
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return;
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}
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$uid = $message[0]['uid'];
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$recipients[] = $message[0]['contact-id'];
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$item = $message[0];
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} elseif ($cmd === 'suggest') {
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$normal_mode = false;
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$fsuggest = true;
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$suggest = q("SELECT * FROM `fsuggest` WHERE `id` = %d LIMIT 1",
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intval($item_id)
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);
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if (!count($suggest)) {
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return;
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}
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$uid = $suggest[0]['uid'];
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$recipients[] = $suggest[0]['cid'];
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$item = $suggest[0];
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} elseif ($cmd === 'relocate') {
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$normal_mode = false;
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$relocate = true;
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$uid = $item_id;
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} else {
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// find ancestors
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$target_item = dba::fetch_first("SELECT `item`.*, `contact`.`uid` AS `cuid` FROM `item`
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INNER JOIN `contact` ON `contact`.`id` = `item`.`contact-id`
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WHERE `item`.`id` = ? AND `visible` AND NOT `moderated`", $item_id);
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if (!DBM::is_result($target_item) || !intval($target_item['parent'])) {
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return;
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}
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$parent_id = intval($target_item['parent']);
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$uid = $target_item['cuid'];
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$updated = $target_item['edited'];
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$items = q("SELECT `item`.*, `sign`.`signed_text`,`sign`.`signature`,`sign`.`signer`
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FROM `item` LEFT JOIN `sign` ON `sign`.`iid` = `item`.`id` WHERE `parent` = %d AND visible = 1 AND moderated = 0 ORDER BY `id` ASC",
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intval($parent_id)
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);
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if (!count($items)) {
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return;
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}
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$icontacts = null;
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$contacts_arr = [];
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foreach ($items as $item) {
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if (!in_array($item['contact-id'],$contacts_arr)) {
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$contacts_arr[] = intval($item['contact-id']);
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}
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}
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if (count($contacts_arr)) {
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$str_contacts = implode(',',$contacts_arr);
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$icontacts = q("SELECT * FROM `contact`
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WHERE `id` IN ( $str_contacts ) "
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);
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}
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if ( !($icontacts && count($icontacts))) {
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return;
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}
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// avoid race condition with deleting entries
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if ($items[0]['deleted']) {
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foreach ($items as $item) {
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$item['deleted'] = 1;
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}
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}
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// When commenting too fast after delivery, a post wasn't recognized as top level post.
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// The count then showed more than one entry. The additional check should help.
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// The check for the "count" should be superfluous, but I'm not totally sure by now, so we keep it.
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if ((($items[0]['id'] == $item_id) || (count($items) == 1)) && ($items[0]['uri'] === $items[0]['parent-uri'])) {
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logger('delivery: top level post');
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$top_level = true;
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}
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}
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$owner = User::getOwnerDataById($uid);
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if (!$owner) {
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return;
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}
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$walltowall = (($top_level && ($owner['id'] != $items[0]['contact-id'])) ? true : false);
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$public_message = true;
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if (!$mail && !$fsuggest && !$relocate) {
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$parent = $items[0];
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// This is IMPORTANT!!!!
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// We will only send a "notify owner to relay" or followup message if the referenced post
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// originated on our system by virtue of having our hostname somewhere
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// in the URI, AND it was a comment (not top_level) AND the parent originated elsewhere.
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// if $parent['wall'] == 1 we will already have the parent message in our array
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// and we will relay the whole lot.
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$localhost = $a->get_hostname();
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if (strpos($localhost,':')) {
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$localhost = substr($localhost,0,strpos($localhost,':'));
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}
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/**
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*
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* Be VERY CAREFUL if you make any changes to the following line. Seemingly innocuous changes
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* have been known to cause runaway conditions which affected several servers, along with
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* permissions issues.
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*
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*/
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$relay_to_owner = false;
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if (!$top_level && ($parent['wall'] == 0) && stristr($target_item['uri'], $localhost)) {
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$relay_to_owner = true;
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}
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if ($relay_to_owner) {
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logger('followup '.$target_item["guid"], LOGGER_DEBUG);
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// local followup to remote post
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$followup = true;
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}
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if (strlen($parent['allow_cid'])
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|| strlen($parent['allow_gid'])
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|| strlen($parent['deny_cid'])
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|| strlen($parent['deny_gid'])
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|| $parent["private"]) {
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$public_message = false; // private recipients, not public
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}
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}
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$r = q("SELECT * FROM `contact` WHERE `id` = %d AND `blocked` = 0 AND `pending` = 0",
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intval($contact_id)
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);
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if (DBM::is_result($r)) {
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$contact = $r[0];
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}
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if ($contact['self']) {
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return;
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}
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$deliver_status = 0;
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// Transmit via Diaspora if not possible via Friendica
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if (($item['uid'] == 0) && ($contact['network'] == NETWORK_DFRN)) {
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$contact['network'] = NETWORK_DIASPORA;
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}
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logger("main delivery by delivery: followup=$followup mail=$mail fsuggest=$fsuggest relocate=$relocate - network ".$contact['network']);
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switch ($contact['network']) {
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case NETWORK_DFRN:
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logger('notifier: '.$target_item["guid"].' dfrndelivery: '.$contact['name']);
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if ($mail) {
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$item['body'] = fix_private_photos($item['body'],$owner['uid'],null,$message[0]['contact-id']);
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$atom = DFRN::mail($item, $owner);
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} elseif ($fsuggest) {
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$atom = DFRN::fsuggest($item, $owner);
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q("DELETE FROM `fsuggest` WHERE `id` = %d LIMIT 1", intval($item['id']));
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} elseif ($relocate) {
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$atom = DFRN::relocate($owner, $uid);
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} elseif ($followup) {
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$msgitems = [];
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foreach ($items as $item) { // there is only one item
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if (!$item['parent']) {
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return;
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}
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if ($item['id'] == $item_id) {
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logger('followup: item: '. print_r($item,true), LOGGER_DATA);
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$msgitems[] = $item;
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}
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}
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$atom = DFRN::entries($msgitems,$owner);
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} else {
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$msgitems = [];
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foreach ($items as $item) {
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if (!$item['parent']) {
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return;
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}
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// private emails may be in included in public conversations. Filter them.
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if ($public_message && $item['private']) {
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return;
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}
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$item_contact = self::getItemContact($item,$icontacts);
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if (!$item_contact) {
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return;
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}
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if ($normal_mode) {
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if ($item_id == $item['id'] || $item['id'] == $item['parent']) {
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$item["entry:comment-allow"] = true;
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$item["entry:cid"] = (($top_level) ? $contact['id'] : 0);
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$msgitems[] = $item;
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}
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} else {
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$item["entry:comment-allow"] = true;
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$msgitems[] = $item;
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}
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}
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$atom = DFRN::entries($msgitems,$owner);
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}
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logger('notifier entry: '.$contact["url"].' '.$target_item["guid"].' entry: '.$atom, LOGGER_DEBUG);
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logger('notifier: '.$atom, LOGGER_DATA);
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$basepath = implode('/', array_slice(explode('/',$contact['url']),0,3));
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// perform local delivery if we are on the same site
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if (link_compare($basepath,System::baseUrl())) {
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$nickname = basename($contact['url']);
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if ($contact['issued-id']) {
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$sql_extra = sprintf(" AND `dfrn-id` = '%s' ", dbesc($contact['issued-id']));
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} else {
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$sql_extra = sprintf(" AND `issued-id` = '%s' ", dbesc($contact['dfrn-id']));
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}
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$x = q("SELECT `contact`.*, `contact`.`uid` AS `importer_uid`,
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`contact`.`pubkey` AS `cpubkey`,
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`contact`.`prvkey` AS `cprvkey`,
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`contact`.`thumb` AS `thumb`,
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`contact`.`url` as `url`,
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`contact`.`name` as `senderName`,
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`user`.*
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FROM `contact`
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INNER JOIN `user` ON `contact`.`uid` = `user`.`uid`
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WHERE `contact`.`blocked` = 0 AND `contact`.`pending` = 0
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AND `contact`.`network` = '%s' AND `user`.`nickname` = '%s'
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$sql_extra
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AND `user`.`account_expired` = 0 AND `user`.`account_removed` = 0 LIMIT 1",
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dbesc(NETWORK_DFRN),
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dbesc($nickname)
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);
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if ($x && count($x)) {
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$write_flag = ((($x[0]['rel']) && ($x[0]['rel'] != CONTACT_IS_SHARING)) ? true : false);
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if ((($owner['page-flags'] == PAGE_COMMUNITY) || $write_flag) && !$x[0]['writable']) {
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q("UPDATE `contact` SET `writable` = 1 WHERE `id` = %d",
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intval($x[0]['id'])
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);
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$x[0]['writable'] = 1;
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}
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$ssl_policy = Config::get('system','ssl_policy');
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$x[0] = Contact::updateSslPolicy($x[0], $ssl_policy);
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// If we are setup as a soapbox we aren't accepting top level posts from this person
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if (($x[0]['page-flags'] == PAGE_SOAPBOX) && $top_level) {
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break;
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}
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logger('mod-delivery: local delivery');
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DFRN::import($atom, $x[0]);
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break;
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}
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}
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if (!Queue::wasDelayed($contact['id'])) {
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$deliver_status = DFRN::deliver($owner, $contact, $atom);
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} else {
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$deliver_status = (-1);
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}
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logger('notifier: dfrn_delivery to '.$contact["url"].' with guid '.$target_item["guid"].' returns '.$deliver_status);
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if ($deliver_status < 0) {
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logger('notifier: delivery failed: queuing message');
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Queue::add($contact['id'], NETWORK_DFRN, $atom);
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// The message could not be delivered. We mark the contact as "dead"
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Contact::markForArchival($contact);
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} else {
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// We successfully delivered a message, the contact is alive
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Contact::unmarkForArchival($contact);
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}
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break;
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case NETWORK_OSTATUS:
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// Do not send to otatus if we are not configured to send to public networks
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if ($owner['prvnets']) {
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break;
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}
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if (Config::get('system','ostatus_disabled') || Config::get('system','dfrn_only')) {
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break;
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}
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// There is currently no code here to distribute anything to OStatus.
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// This is done in "notifier.php" (See "url_recipients" and "push_notify")
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break;
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case NETWORK_MAIL:
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if (Config::get('system','dfrn_only')) {
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break;
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}
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// WARNING: does not currently convert to RFC2047 header encodings, etc.
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$addr = $contact['addr'];
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if (!strlen($addr)) {
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break;
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}
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if ($cmd === 'wall-new' || $cmd === 'comment-new') {
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$it = null;
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if ($cmd === 'wall-new') {
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$it = $items[0];
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} else {
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$r = q("SELECT * FROM `item` WHERE `id` = %d LIMIT 1",
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intval($item_id)
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);
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if (DBM::is_result($r)) {
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$it = $r[0];
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}
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}
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if (!$it) {
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break;
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}
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$local_user = q("SELECT * FROM `user` WHERE `uid` = %d LIMIT 1",
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intval($uid)
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);
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if (!count($local_user)) {
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break;
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}
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$reply_to = '';
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$r1 = q("SELECT * FROM `mailacct` WHERE `uid` = %d LIMIT 1",
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intval($uid)
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);
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if ($r1 && $r1[0]['reply_to']) {
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$reply_to = $r1[0]['reply_to'];
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}
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$subject = (($it['title']) ? Email::encodeHeader($it['title'],'UTF-8') : L10n::t("\x28no subject\x29")) ;
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// only expose our real email address to true friends
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if (($contact['rel'] == CONTACT_IS_FRIEND) && !$contact['blocked']) {
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if ($reply_to) {
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$headers = 'From: '.Email::encodeHeader($local_user[0]['username'],'UTF-8').' <'.$reply_to.'>'."\n";
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$headers .= 'Sender: '.$local_user[0]['email']."\n";
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} else {
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$headers = 'From: '.Email::encodeHeader($local_user[0]['username'],'UTF-8').' <'.$local_user[0]['email'].'>'."\n";
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}
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} else {
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$headers = 'From: '. Email::encodeHeader($local_user[0]['username'],'UTF-8') .' <'. L10n::t('noreply') .'@'.$a->get_hostname() .'>'. "\n";
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}
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//if ($reply_to)
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// $headers .= 'Reply-to: '.$reply_to . "\n";
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$headers .= 'Message-Id: <'. Email::iri2msgid($it['uri']).'>'. "\n";
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//logger("Mail: uri: ".$it['uri']." parent-uri ".$it['parent-uri'], LOGGER_DEBUG);
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//logger("Mail: Data: ".print_r($it, true), LOGGER_DEBUG);
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//logger("Mail: Data: ".print_r($it, true), LOGGER_DATA);
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if ($it['uri'] !== $it['parent-uri']) {
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$headers .= "References: <".Email::iri2msgid($it["parent-uri"]).">";
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// If Threading is enabled, write down the correct parent
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if (($it["thr-parent"] != "") && ($it["thr-parent"] != $it["parent-uri"])) {
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$headers .= " <".Email::iri2msgid($it["thr-parent"]).">";
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}
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$headers .= "\n";
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if (!$it['title']) {
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$r = q("SELECT `title` FROM `item` WHERE `uri` = '%s' AND `uid` = %d LIMIT 1",
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dbesc($it['parent-uri']),
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intval($uid));
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if (DBM::is_result($r) && ($r[0]['title'] != '')) {
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$subject = $r[0]['title'];
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} else {
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$r = q("SELECT `title` FROM `item` WHERE `parent-uri` = '%s' AND `uid` = %d LIMIT 1",
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dbesc($it['parent-uri']),
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intval($uid));
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if (DBM::is_result($r) && ($r[0]['title'] != '')) {
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$subject = $r[0]['title'];
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}
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}
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}
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if (strncasecmp($subject,'RE:',3)) {
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$subject = 'Re: '.$subject;
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}
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}
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Email::send($addr, $subject, $headers, $it);
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}
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break;
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case NETWORK_DIASPORA:
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if ($public_message) {
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$loc = 'public batch '.$contact['batch'];
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} else {
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$loc = $contact['name'];
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}
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logger('delivery: diaspora batch deliver: '.$loc);
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if (Config::get('system','dfrn_only') || !Config::get('system','diaspora_enabled')) {
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break;
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}
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if ($mail) {
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Diaspora::sendMail($item,$owner,$contact);
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break;
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}
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if (!$normal_mode) {
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break;
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}
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if (!$contact['pubkey'] && !$public_message) {
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break;
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}
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if (($target_item['deleted']) && (($target_item['uri'] === $target_item['parent-uri']) || $followup)) {
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// top-level retraction
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logger('diaspora retract: '.$loc);
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Diaspora::sendRetraction($target_item,$owner,$contact,$public_message);
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break;
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} elseif ($relocate) {
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Diaspora::sendAccountMigration($owner, $contact, $uid);
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break;
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} elseif ($followup) {
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// send comments and likes to owner to relay
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logger('diaspora followup: '.$loc);
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Diaspora::sendFollowup($target_item,$owner,$contact,$public_message);
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break;
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} elseif ($target_item['uri'] !== $target_item['parent-uri']) {
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// we are the relay - send comments, likes and relayable_retractions to our conversants
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logger('diaspora relay: '.$loc);
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Diaspora::sendRelay($target_item,$owner,$contact,$public_message);
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break;
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} elseif ($top_level && !$walltowall) {
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// currently no workable solution for sending walltowall
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logger('diaspora status: '.$loc);
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|
Diaspora::sendStatus($target_item,$owner,$contact,$public_message);
|
|
break;
|
|
}
|
|
|
|
logger('delivery: diaspora unknown mode: '.$contact['name']);
|
|
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
private static function getItemContact($item, $contacts)
|
|
{
|
|
if (!count($contacts) || !is_array($item)) {
|
|
return false;
|
|
}
|
|
foreach ($contacts as $contact) {
|
|
if ($contact['id'] == $item['contact-id']) {
|
|
return $contact;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
}
|