Use workerqueue for mailstream jobs instead of custom table

This commit is contained in:
Matthew Exon 2021-05-08 21:27:13 +02:00
parent cfb11cd1eb
commit a50ca54999

View file

@ -2,7 +2,7 @@
/**
* Name: Mail Stream
* Description: Mail all items coming into your network feed to an email address
* Version: 1.1
* Version: 2.0
* Author: Matthew Exon <http://mat.exon.name>
*/
@ -14,7 +14,9 @@ use Friendica\Database\DBA;
use Friendica\DI;
use Friendica\Model\Item;
use Friendica\Model\Post;
use Friendica\Model\User;
use Friendica\Protocol\Activity;
use Friendica\Util\DateTimeFormat;
/**
* Sets up the addon hooks and the database table
@ -26,43 +28,32 @@ function mailstream_install()
Hook::register('post_local_end', 'addon/mailstream/mailstream.php', 'mailstream_post_hook');
Hook::register('post_remote_end', 'addon/mailstream/mailstream.php', 'mailstream_post_hook');
Hook::register('cron', 'addon/mailstream/mailstream.php', 'mailstream_cron');
Hook::register('mailstream_send_hook', 'addon/mailstream/mailstream.php', 'mailstream_send_hook');
if (DI::config()->get('mailstream', 'dbversion') == '0.1') {
q('ALTER TABLE `mailstream_item` DROP INDEX `uid`');
q('ALTER TABLE `mailstream_item` DROP INDEX `contact-id`');
q('ALTER TABLE `mailstream_item` DROP INDEX `plink`');
q('ALTER TABLE `mailstream_item` CHANGE `plink` `uri` char(255) NOT NULL');
DI::config()->set('mailstream', 'dbversion', '0.2');
}
if (DI::config()->get('mailstream', 'dbversion') == '0.2') {
q('DELETE FROM `pconfig` WHERE `cat` = "mailstream" AND `k` = "delay"');
DI::config()->set('mailstream', 'dbversion', '0.3');
}
if (DI::config()->get('mailstream', 'dbversion') == '0.3') {
q('ALTER TABLE `mailstream_item` CHANGE `created` `created` timestamp NOT NULL DEFAULT now()');
q('ALTER TABLE `mailstream_item` CHANGE `completed` `completed` timestamp NULL DEFAULT NULL');
DI::config()->set('mailstream', 'dbversion', '0.4');
}
if (DI::config()->get('mailstream', 'dbversion') == '0.4') {
q('ALTER TABLE `mailstream_item` CONVERT TO CHARACTER SET utf8 COLLATE utf8_bin');
DI::config()->set('mailstream', 'dbversion', '0.5');
}
if (DI::config()->get('mailstream', 'dbversion') == '0.5') {
DI::config()->set('mailstream', 'dbversion', '1.0');
}
Logger::info("mailstream: installed");
}
if (DI::config()->get('retriever', 'dbversion') != '1.0') {
$schema = file_get_contents(dirname(__file__).'/database.sql');
$arr = explode(';', $schema);
foreach ($arr as $a) {
$r = q($a);
}
DI::config()->set('mailstream', 'dbversion', '1.0');
/**
* Enforces that mailstream_install has set up the current version
*/
function mailstream_check_version()
{
if (!is_null(DI::config()->get('mailstream', 'dbversion'))) {
DI::config()->delete('mailstream', 'dbversion');
Logger::info("mailstream_check_version: old version detected, reinstalling");
mailstream_install();
Hook::loadHooks();
Hook::add(
'mailstream_convert_table_entries',
'addon/mailstream/mailstream.php',
'mailstream_convert_table_entries'
);
Hook::fork(PRIORITY_LOW, 'mailstream_convert_table_entries');
}
}
/**
* This funciton indicates a module that can be wrapped in the LegacyModule class
* This function indicates a module that can be wrapped in the LegacyModule class
*/
function mailstream_module()
{
@ -114,16 +105,40 @@ function mailstream_generate_id($uri)
return $message_id;
}
function mailstream_send_hook(&$a, $data)
{
$criteria = array('uid' => $data['uid'], 'contact-id' => $data['contact-id'], 'uri' => $data['uri']);
$item = Post::selectFirst([], $criteria);
if (empty($item)) {
Logger::error('mailstream_send_hook could not find item');
return;
}
$user = User::getById($item['uid']);
if (empty($user)) {
Logger::error('mailstream_send_hook could not fund user', ['uid' => $item['uid']]);
return;
}
if (!mailstream_send($data['message_id'], $item, $user)) {
$delayed = date(DateTimeFormat::utc('now + 1 hour'));
$data['tries'] += 1;
Hook::fork(['priority' => PRIORITY_LOW, 'delayed' => $delayed], 'mailstream_send_hook', $data);
}
}
/**
* Called when either a local or remote post is created. Creates a
* record in the mailstream_item table to track this email, and then
* immediately attempts to send it
* Called when either a local or remote post is created. If
* mailstream is enabled and the necessary data is available, forks a
* workerqueue item to send the email.
*
* @param Friendica\App $a App object (unused)
* @param array $item content of the item (may or may not already be stored in the item table)
*/
function mailstream_post_hook(&$a, &$item)
{
mailstream_check_version();
if (!DI::pConfig()->get($item['uid'], 'mailstream', 'enabled')) {
Logger::debug('mailstream: not enabled for item ' . $item['id']);
return;
@ -152,50 +167,13 @@ function mailstream_post_hook(&$a, &$item)
}
$message_id = mailstream_generate_id($item['uri']);
q(
"INSERT INTO `mailstream_item` (`uid`, `contact-id`, `uri`, `message-id`) " .
"VALUES (%d, '%s', '%s', '%s')",
intval($item['uid']),
intval($item['contact-id']),
DBA::escape($item['uri']),
DBA::escape($message_id)
);
$r = q(
'SELECT * FROM `mailstream_item` WHERE `uid` = %d AND `contact-id` = %d AND `uri` = "%s"',
intval($item['uid']),
intval($item['contact-id']),
DBA::escape($item['uri'])
);
if (count($r) != 1) {
Logger::info('mailstream_post_remote_hook: Unexpected number of items returned from mailstream_item');
return;
}
$ms_item = $r[0];
Logger::debug('mailstream_post_remote_hook: created mailstream_item ' . $ms_item['id'] .
' for item ' . $item['uri'] . ' ' . $item['uid'] . ' ' . $item['contact-id']);
$user = mailstream_get_user($item['uid']);
if (!$user) {
Logger::info('mailstream_post_remote_hook: no user ' . $item['uid']);
return;
}
mailstream_send($ms_item['message-id'], $item, $user);
}
/**
* Converts a user ID into a full user record from the corresponding database table
*
* @param int $uid ID of the user to query
*
* @return array results from the user table
*/
function mailstream_get_user($uid)
{
$r = q('SELECT * FROM `user` WHERE `uid` = %d', intval($uid));
if (count($r) != 1) {
Logger::info('mailstream_post_remote_hook: Unexpected number of users returned');
return;
}
return $r[0];
$send_hook_data = array('uid' => $item['uid'],
'contact-id' => $item['contact-id'],
'uri' => $item['uri'],
'message_id' => $message_id,
'tries' => 0);
Hook::fork(PRIORITY_LOW, 'mailstream_send_hook', $send_hook_data);
}
/**
@ -326,10 +304,13 @@ function mailstream_subject($item)
intval($item['uid'])
);
if (!DBA::isResult($r)) {
Logger::error(
'mailstream_subject no contact for item',
['item id' => $item['id'], 'plink' => $item['plink'], 'contact id' => $item['contact-id'], 'uid' => $item['uid']]
);
Logger::error(
'mailstream_subject no contact for item',
['id' => $item['id'],
'plink' => $item['plink'],
'contact id' => $item['contact-id'],
'uid' => $item['uid']]
);
return DI::l10n()->t("Friendica post");
}
$contact = $r[0];
@ -361,14 +342,24 @@ function mailstream_subject($item)
* @param string $message_id ID of the message (RFC 1036)
* @param array $item content of the item
* @param array $user results from the user table
*
* @return bool True if this message has been completed. False if it should be retried.
*/
function mailstream_send($message_id, $item, $user)
{
if (!$item['visible']) {
if (!is_array($item)) {
Logger::error('mailstream_send item is empty', ['message_id' => $message_id]);
return;
}
if (!$item['visible']) {
Logger::debug('mailstream_send item not yet visible', ['item uri' => $item['uri']]);
return false;
}
if (!$message_id) {
return;
Logger::error('mailstream_send no message ID supplied', ['item uri' => $item['uri'],
'user email' => $user['email']]);
return true;
}
require_once(dirname(__file__).'/phpmailer/class.phpmailer.php');
@ -418,16 +409,16 @@ function mailstream_send($message_id, $item, $user)
if (!$mail->Send()) {
throw new Exception($mail->ErrorInfo);
}
Logger::debug('mailstream_send sent message ' . $mail->MessageID . ' ' . $mail->Subject);
Logger::debug('mailstream_send sent message', ['message ID' => $mail->MessageID,
'subject' => $mail->Subject,
'address' => $address]);
} catch (phpmailerException $e) {
Logger::debug('mailstream_send PHPMailer exception sending message ' . $message_id . ': ' . $e->errorMessage());
} catch (Exception $e) {
Logger::debug('mailstream_send exception sending message ' . $message_id . ': ' . $e->getMessage());
}
// In case of failure, still set the item to completed. Otherwise
// we'll just try to send it over and over again and it'll fail
// every time.
q('UPDATE `mailstream_item` SET `completed` = now() WHERE `message-id` = "%s"', DBA::escape($message_id));
return true;
}
/**
@ -447,60 +438,41 @@ function mailstream_html_wrap(&$text)
}
/**
* Cron job for the mailstream plugin. Sends delayed messages and cleans up old successful entries from the table.
* Convert v1 mailstream table entries to v2 workerqueue items
*/
function mailstream_cron()
function mailstream_convert_table_entries()
{
// Only process items older than an hour in cron. This is because
// we want to give mailstream_post_remote_hook a fair chance to
// send the email itself before cron jumps in. Only if
// mailstream_post_remote_hook fails for some reason will this get
// used, and in that case it's worth holding off a bit anyway.
$query = <<< EOT
SELECT
`mailstream_item`.`message-id`,
`mailstream_item`.`uri`,
`post-user-view`.`id`
`message-id`,
`uri`,
`uid`,
`contact-id`
FROM
`mailstream_item`
JOIN
`post-user-view`
ON (
`mailstream_item`.`uid` = `post-user-view`.`uid` AND
`mailstream_item`.`uri` = `post-user-view`.`uri` AND
`mailstream_item`.`contact-id` = `post-user-view`.`contact-id`
)
WHERE
`mailstream_item`.`completed` IS NULL AND
`mailstream_item`.`created` < DATE_SUB(NOW(), INTERVAL 1 HOUR) AND
`post-user-view`.`visible` = 1
ORDER BY `mailstream_item`.`created`
LIMIT 100
`mailstream_item`.`completed` IS NULL
EOT;
$ms_item_ids = q($query);
if (DBA::isResult($ms_item_ids)) {
Logger::debug('mailstream_cron processing ' . count($ms_item_ids) . ' items');
Logger::debug('mailstream_convert_table_entries processing ' . count($ms_item_ids) . ' items');
foreach ($ms_item_ids as $ms_item_id) {
$send_hook_data = array('uid' => $ms_item_id['uid'],
'contact-id' => $ms_item_id['contact-id'],
'uri' => $ms_item_id['uri'],
'message_id' => $ms_item_id['message-id'],
'tries' => 0);
if (!$ms_item_id['message-id'] || !strlen($ms_item_id['message-id'])) {
Logger::info('mailstream_cron: Item ' . $ms_item_id['id'] .
' URI ' . $ms_item_id['uri'] . ' has no message-id');
}
$item = Post::selectFirst([], ['id' => $ms_item_id['id']]);
$users = q("SELECT * FROM `user` WHERE `uid` = %d", intval($item['uid']));
$user = $users[0];
if ($user && $item) {
mailstream_send($ms_item_id['message-id'], $item, $user);
} else {
Logger::info('mailstream_cron: Unable to find item ' . $ms_item_id['id']);
q(
"UPDATE `mailstream_item` SET `completed` = now() WHERE `message-id` = %d",
intval($ms_item_id['message-id'])
);
Logger::info('mailstream_cron: Item ' .
$ms_item_id['id'] . ' URI ' . $ms_item_id['uri'] . ' has no message-id');
continue;
}
Logger::info('mailstream_convert_table_entries: convert item to workerqueue', $send_hook_data);
Hook::fork(PRIORITY_LOW, 'mailstream_send_hook', $send_hook_data);
}
}
mailstream_tidy();
q('DROP TABLE `mailstream_item`');
}
/**
@ -567,25 +539,3 @@ function mailstream_addon_settings_post()
DI::pConfig()->delete(local_user(), 'mailstream', 'attachimg');
}
}
/**
* Deletes records from the mailstream_item table older than one year
*/
function mailstream_tidy()
{
$query = <<< EOT
SELECT
id
FROM
mailstream_item
WHERE
completed IS NOT NULL AND
completed < DATE_SUB(NOW(), INTERVAL 1 YEAR)
EOT;
$r = q($query);
foreach ($r as $rr) {
q('DELETE FROM mailstream_item WHERE id = %d', intval($rr['id']));
}
Logger::debug('mailstream_tidy: deleted ' . count($r) . ' old items');
}