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friendica-github/mod/ping.php

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<?php
/**
* @copyright Copyright (C) 2010-2021, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
use Friendica\App;
use Friendica\Content\ForumManager;
use Friendica\Content\Text\BBCode;
use Friendica\Core\Cache\Duration;
use Friendica\Core\Hook;
use Friendica\Database\DBA;
use Friendica\DI;
use Friendica\Model\Contact;
use Friendica\Model\Group;
use Friendica\Model\Notification;
use Friendica\Model\Post;
use Friendica\Model\Verb;
use Friendica\Protocol\Activity;
use Friendica\Util\DateTimeFormat;
use Friendica\Util\Temporal;
use Friendica\Util\XML;
/**
* Outputs the counts and the lists of various notifications
*
* The output format can be controlled via the GET parameter 'format'. It can be
* - xml (deprecated legacy default)
* - json (outputs JSONP with the 'callback' GET parameter)
*
* Expected JSON structure:
* {
* "result": {
* "intro": 0,
* "mail": 0,
* "net": 0,
* "home": 0,
* "register": 0,
* "all-events": 0,
* "all-events-today": 0,
* "events": 0,
* "events-today": 0,
* "birthdays": 0,
* "birthdays-today": 0,
* "groups": [ ],
* "forums": [ ],
* "notification": 0,
* "notifications": [ ],
* "sysmsgs": {
* "notice": [ ],
* "info": [ ]
* }
* }
* }
*
* @param App $a The Friendica App instance
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
function ping_init(App $a)
{
$format = 'xml';
if (isset($_GET['format']) && $_GET['format'] == 'json') {
$format = 'json';
}
$regs = [];
$notifications = [];
$intro_count = 0;
$mail_count = 0;
$home_count = 0;
$network_count = 0;
$register_count = 0;
$sysnotify_count = 0;
$groups_unseen = [];
$forums_unseen = [];
$all_events = 0;
$all_events_today = 0;
$events = 0;
$events_today = 0;
$birthdays = 0;
$birthdays_today = 0;
$data = [];
$data['intro'] = $intro_count;
$data['mail'] = $mail_count;
$data['net'] = $network_count;
$data['home'] = $home_count;
$data['register'] = $register_count;
$data['all-events'] = $all_events;
$data['all-events-today'] = $all_events_today;
$data['events'] = $events;
$data['events-today'] = $events_today;
$data['birthdays'] = $birthdays;
$data['birthdays-today'] = $birthdays_today;
if (local_user()) {
// Different login session than the page that is calling us.
if (!empty($_GET['uid']) && intval($_GET['uid']) != local_user()) {
$data = ['result' => ['invalid' => 1]];
if ($format == 'json') {
if (isset($_GET['callback'])) {
// JSONP support
header("Content-type: application/javascript");
echo $_GET['callback'] . '(' . json_encode($data) . ')';
} else {
header("Content-type: application/json");
echo json_encode($data);
}
} else {
header("Content-type: text/xml");
echo XML::fromArray($data, $xml);
}
exit();
}
$notifications = ping_get_notifications(local_user());
$condition = ["`unseen` AND `uid` = ? AND NOT `origin` AND (`vid` != ? OR `vid` IS NULL)",
local_user(), Verb::getID(Activity::FOLLOW)];
$items = Post::selectForUser(local_user(), ['wall', 'uid', 'uri-id'], $condition);
if (DBA::isResult($items)) {
$items_unseen = Post::toArray($items, false);
$arr = ['items' => $items_unseen];
Hook::callAll('network_ping', $arr);
foreach ($items_unseen as $item) {
if ($item['wall']) {
$home_count++;
} else {
$network_count++;
}
}
}
DBA::close($items);
if ($network_count) {
// Find out how unseen network posts are spread across groups
$group_counts = Group::countUnseen();
if (DBA::isResult($group_counts)) {
foreach ($group_counts as $group_count) {
if ($group_count['count'] > 0) {
$groups_unseen[] = $group_count;
}
}
}
$forum_counts = ForumManager::countUnseenItems();
if (DBA::isResult($forum_counts)) {
foreach ($forum_counts as $forum_count) {
if ($forum_count['count'] > 0) {
$forums_unseen[] = $forum_count;
}
}
}
}
$intros1 = q(
"SELECT `intro`.`id`, `intro`.`datetime`,
`fcontact`.`name`, `fcontact`.`url`, `fcontact`.`photo`
FROM `intro` INNER JOIN `fcontact` ON `intro`.`fid` = `fcontact`.`id`
WHERE `intro`.`uid` = %d AND NOT `intro`.`blocked` AND NOT `intro`.`ignore` AND `intro`.`fid` != 0",
intval(local_user())
);
$intros2 = q(
"SELECT `intro`.`id`, `intro`.`datetime`,
`contact`.`name`, `contact`.`url`, `contact`.`photo`
FROM `intro` INNER JOIN `contact` ON `intro`.`contact-id` = `contact`.`id`
WHERE `intro`.`uid` = %d AND NOT `intro`.`blocked` AND NOT `intro`.`ignore` AND `intro`.`contact-id` != 0 AND (`intro`.`fid` = 0 OR `intro`.`fid` IS NULL)",
intval(local_user())
);
$intro_count = count($intros1) + count($intros2);
$intros = $intros1 + $intros2;
$myurl = DI::baseUrl() . '/profile/' . $a->user['nickname'];
$mails = q(
"SELECT `id`, `from-name`, `from-url`, `from-photo`, `created` FROM `mail`
WHERE `uid` = %d AND `seen` = 0 AND `from-url` != '%s' ",
intval(local_user()),
DBA::escape($myurl)
);
$mail_count = count($mails);
if (intval(DI::config()->get('config', 'register_policy')) === \Friendica\Module\Register::APPROVE && is_site_admin()) {
$regs = Friendica\Model\Register::getPending();
if (DBA::isResult($regs)) {
$register_count = count($regs);
}
}
$cachekey = "ping_init:".local_user();
$ev = DI::cache()->get($cachekey);
if (is_null($ev)) {
$ev = q(
"SELECT type, start, adjust FROM `event`
WHERE `event`.`uid` = %d AND `start` < '%s' AND `finish` > '%s' and `ignore` = 0
ORDER BY `start` ASC ",
intval(local_user()),
DBA::escape(DateTimeFormat::utc('now + 7 days')),
DBA::escape(DateTimeFormat::utcNow())
);
if (DBA::isResult($ev)) {
DI::cache()->set($cachekey, $ev, Duration::HOUR);
}
}
if (DBA::isResult($ev)) {
$all_events = count($ev);
if ($all_events) {
$str_now = DateTimeFormat::timezoneNow($a->timezone, 'Y-m-d');
foreach ($ev as $x) {
$bd = false;
if ($x['type'] === 'birthday') {
$birthdays ++;
$bd = true;
} else {
$events ++;
}
if (DateTimeFormat::convert($x['start'], ((intval($x['adjust'])) ? $a->timezone : 'UTC'), 'UTC', 'Y-m-d') === $str_now) {
$all_events_today ++;
if ($bd) {
$birthdays_today ++;
} else {
$events_today ++;
}
}
}
}
}
$data['intro'] = $intro_count;
$data['mail'] = $mail_count;
$data['net'] = $network_count;
$data['home'] = $home_count;
$data['register'] = $register_count;
$data['all-events'] = $all_events;
$data['all-events-today'] = $all_events_today;
$data['events'] = $events;
$data['events-today'] = $events_today;
$data['birthdays'] = $birthdays;
$data['birthdays-today'] = $birthdays_today;
if (DBA::isResult($notifications)) {
foreach ($notifications as $notif) {
if ($notif['seen'] == 0) {
$sysnotify_count ++;
}
}
}
// merge all notification types in one array
if (DBA::isResult($intros)) {
foreach ($intros as $intro) {
$notif = [
'id' => 0,
'href' => DI::baseUrl() . '/notifications/intros/' . $intro['id'],
'name' => BBCode::convert($intro['name']),
'url' => $intro['url'],
'photo' => $intro['photo'],
'date' => $intro['datetime'],
'seen' => false,
'message' => DI::l10n()->t('{0} wants to be your friend'),
];
$notifications[] = $notif;
}
}
if (DBA::isResult($regs)) {
if (count($regs) <= 1 || DI::pConfig()->get(local_user(), 'system', 'detailed_notif')) {
foreach ($regs as $reg) {
$notif = [
'id' => 0,
'href' => DI::baseUrl() . '/admin/users/pending',
'name' => $reg['name'],
'url' => $reg['url'],
'photo' => $reg['micro'],
'date' => $reg['created'],
'seen' => false,
'message' => DI::l10n()->t('{0} requested registration'),
];
$notifications[] = $notif;
}
} else {
$notif = [
'id' => 0,
'href' => DI::baseUrl() . '/admin/users/pending',
'name' => $regs[0]['name'],
'url' => $regs[0]['url'],
'photo' => $regs[0]['micro'],
'date' => $regs[0]['created'],
'seen' => false,
'message' => DI::l10n()->t('{0} and %d others requested registration', count($regs) - 1),
];
$notifications[] = $notif;
}
}
// sort notifications by $[]['date']
$sort_function = function ($a, $b) {
$adate = strtotime($a['date']);
$bdate = strtotime($b['date']);
// Unseen messages are kept at the top
// The value 31536000 means one year. This should be enough :-)
if (!$a['seen']) {
$adate += 31536000;
}
if (!$b['seen']) {
$bdate += 31536000;
}
if ($adate == $bdate) {
return 0;
}
return ($adate < $bdate) ? 1 : -1;
};
usort($notifications, $sort_function);
array_walk($notifications, function (&$notification) {
if (empty($notification['photo'])) {
$contact = Contact::getByURL($notification['url'], false, ['micro', 'id', 'avatar']);
$notification['photo'] = Contact::getMicro($contact, $notification['photo']);
}
$notification['timestamp'] = DateTimeFormat::local($notification['date']);
$notification['date'] = Temporal::getRelativeDate($notification['date']);
});
}
$sysmsgs = [];
$sysmsgs_info = [];
if (!empty($_SESSION['sysmsg'])) {
$sysmsgs = $_SESSION['sysmsg'];
unset($_SESSION['sysmsg']);
}
if (!empty($_SESSION['sysmsg_info'])) {
$sysmsgs_info = $_SESSION['sysmsg_info'];
unset($_SESSION['sysmsg_info']);
}
if ($format == 'json') {
$data['groups'] = $groups_unseen;
$data['forums'] = $forums_unseen;
$data['notification'] = $sysnotify_count + $intro_count + $register_count;
$data['notifications'] = $notifications;
$data['sysmsgs'] = [
'notice' => $sysmsgs,
'info' => $sysmsgs_info
];
$json_payload = json_encode(["result" => $data]);
if (isset($_GET['callback'])) {
// JSONP support
header("Content-type: application/javascript");
echo $_GET['callback'] . '(' . $json_payload . ')';
} else {
header("Content-type: application/json");
echo $json_payload;
}
} else {
// Legacy slower XML format output
$data = ping_format_xml_data($data, $sysnotify_count, $notifications, $sysmsgs, $sysmsgs_info, $groups_unseen, $forums_unseen);
header("Content-type: text/xml");
echo XML::fromArray(["result" => $data], $xml);
}
exit();
}
/**
* Retrieves the notifications array for the given user ID
*
* @param int $uid User id
* @return array Associative array of notifications
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
function ping_get_notifications($uid)
{
$result = [];
$offset = 0;
$seen = false;
$seensql = "NOT";
$order = "DESC";
$quit = false;
do {
$r = q(
"SELECT `notify`.*, `post`.`visible`, `post`.`deleted`
FROM `notify` LEFT JOIN `post` ON `post`.`uri-id` = `notify`.`uri-id`
WHERE `notify`.`uid` = %d AND `notify`.`msg` != ''
AND NOT (`notify`.`type` IN (%d, %d))
AND $seensql `notify`.`seen` ORDER BY `notify`.`date` $order LIMIT %d, 50",
intval($uid),
intval(Notification\Type::INTRO),
intval(Notification\Type::MAIL),
intval($offset)
);
if (!$r && !$seen) {
$seen = true;
$seensql = "";
$order = "DESC";
$offset = 0;
} elseif (!$r) {
$quit = true;
} else {
$offset += 50;
}
foreach ($r as $notification) {
if (is_null($notification["visible"])) {
$notification["visible"] = true;
}
if (is_null($notification["deleted"])) {
$notification["deleted"] = 0;
}
if ($notification["msg_cache"]) {
$notification["name"] = $notification["name_cache"];
$notification["message"] = $notification["msg_cache"];
} else {
$notification["name"] = strip_tags(BBCode::convert($notification["name"]));
$notification["message"] = Notification::formatMessage($notification["name"], strip_tags(BBCode::convert($notification["msg"])));
q(
"UPDATE `notify` SET `name_cache` = '%s', `msg_cache` = '%s' WHERE `id` = %d",
DBA::escape($notification["name"]),
DBA::escape($notification["message"]),
intval($notification["id"])
);
}
$notification["href"] = DI::baseUrl() . "/notification/" . $notification["id"];
if ($notification["visible"]
&& !$notification["deleted"]
&& empty($result[$notification['parent']])
) {
// Should we condense the notifications or show them all?
if (DI::pConfig()->get(local_user(), 'system', 'detailed_notif')) {
$result[$notification["id"]] = $notification;
} else {
$result[$notification['parent']] = $notification;
}
}
}
} while ((count($result) < 50) && !$quit);
return($result);
}
/**
* Backward-compatible XML formatting for ping.php output
* @deprecated
*
* @param array $data The initial ping data array
* @param int $sysnotify_count Number of unseen system notifications
* @param array $notifs Complete list of notification
* @param array $sysmsgs List of system notice messages
* @param array $sysmsgs_info List of system info messages
* @param array $groups_unseen List of unseen group items
* @param array $forums_unseen List of unseen forum items
*
* @return array XML-transform ready data array
*/
function ping_format_xml_data($data, $sysnotify_count, $notifs, $sysmsgs, $sysmsgs_info, $groups_unseen, $forums_unseen)
{
$notifications = [];
foreach ($notifs as $key => $notif) {
$notifications[$key . ':note'] = $notif['message'];
$notifications[$key . ':@attributes'] = [
'id' => $notif['id'],
'href' => $notif['href'],
'name' => $notif['name'],
'url' => $notif['url'],
'photo' => $notif['photo'],
'date' => $notif['date'],
'seen' => $notif['seen'],
'timestamp' => $notif['timestamp']
];
}
$sysmsg = [];
foreach ($sysmsgs as $key => $m) {
$sysmsg[$key . ':notice'] = $m;
}
foreach ($sysmsgs_info as $key => $m) {
$sysmsg[$key . ':info'] = $m;
}
$data['notif'] = $notifications;
$data['@attributes'] = ['count' => $sysnotify_count + $data['intro'] + $data['mail'] + $data['register']];
$data['sysmsgs'] = $sysmsg;
if ($data['register'] == 0) {
unset($data['register']);
}
$groups = [];
if (count($groups_unseen)) {
foreach ($groups_unseen as $key => $item) {
$groups[$key . ':group'] = $item['count'];
$groups[$key . ':@attributes'] = ['id' => $item['id']];
}
$data['groups'] = $groups;
}
$forums = [];
if (count($forums_unseen)) {
foreach ($forums_unseen as $key => $item) {
$forums[$key . ':forum'] = $item['count'];
$forums[$key . ':@attributes'] = ['id' => $item['id']];
}
$data['forums'] = $forums;
}
return $data;
}
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