<?php /** * Name: Mail Stream * Description: Mail all items coming into your network feed to an email address * Version: 1.1 * Author: Matthew Exon <http://mat.exon.name> */ use Friendica\Content\Text\BBCode; use Friendica\Core\Config; use Friendica\Core\Hook; use Friendica\Core\L10n; use Friendica\Core\Logger; use Friendica\Core\PConfig; use Friendica\Core\Renderer; use Friendica\Database\DBA; use Friendica\Util\Network; use Friendica\Model\Item; function mailstream_install() { Hook::register('addon_settings', 'addon/mailstream/mailstream.php', 'mailstream_addon_settings'); Hook::register('addon_settings_post', 'addon/mailstream/mailstream.php', 'mailstream_addon_settings_post'); 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'); if (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'); Config::set('mailstream', 'dbversion', '0.2'); } if (Config::get('mailstream', 'dbversion') == '0.2') { q('DELETE FROM `pconfig` WHERE `cat` = "mailstream" AND `k` = "delay"'); Config::set('mailstream', 'dbversion', '0.3'); } if (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'); Config::set('mailstream', 'dbversion', '0.4'); } if (Config::get('mailstream', 'dbversion') == '0.4') { q('ALTER TABLE `mailstream_item` CONVERT TO CHARACTER SET utf8 COLLATE utf8_bin'); Config::set('mailstream', 'dbversion', '0.5'); } if (Config::get('mailstream', 'dbversion') == '0.5') { Config::set('mailstream', 'dbversion', '1.0'); } if (Config::get('retriever', 'dbversion') != '1.0') { $schema = file_get_contents(dirname(__file__).'/database.sql'); $arr = explode(';', $schema); foreach ($arr as $a) { $r = q($a); } Config::set('mailstream', 'dbversion', '1.0'); } } function mailstream_uninstall() { Hook::unregister('addon_settings', 'addon/mailstream/mailstream.php', 'mailstream_addon_settings'); Hook::unregister('addon_settings_post', 'addon/mailstream/mailstream.php', 'mailstream_addon_settings_post'); Hook::unregister('post_local', 'addon/mailstream/mailstream.php', 'mailstream_post_local_hook'); Hook::unregister('post_remote', 'addon/mailstream/mailstream.php', 'mailstream_post_remote_hook'); Hook::unregister('post_local_end', 'addon/mailstream/mailstream.php', 'mailstream_post_local_hook'); Hook::unregister('post_remote_end', 'addon/mailstream/mailstream.php', 'mailstream_post_remote_hook'); Hook::unregister('post_local_end', 'addon/mailstream/mailstream.php', 'mailstream_post_hook'); Hook::unregister('post_remote_end', 'addon/mailstream/mailstream.php', 'mailstream_post_hook'); Hook::unregister('cron', 'addon/mailstream/mailstream.php', 'mailstream_cron'); Hook::unregister('incoming_mail', 'addon/mailstream/mailstream.php', 'mailstream_incoming_mail'); } function mailstream_module() {} function mailstream_addon_admin(&$a,&$o) { $frommail = Config::get('mailstream', 'frommail'); $template = Renderer::getMarkupTemplate('admin.tpl', 'addon/mailstream/'); $config = ['frommail', L10n::t('From Address'), $frommail, L10n::t('Email address that stream items will appear to be from.')]; $o .= Renderer::replaceMacros($template, [ '$frommail' => $config, '$submit' => L10n::t('Save Settings')]); } function mailstream_addon_admin_post ($a) { if (!empty($_POST['frommail'])) { Config::set('mailstream', 'frommail', $_POST['frommail']); } } function mailstream_generate_id($a, $uri) { // http://www.jwz.org/doc/mid.html $host = $a->getHostName(); $resource = hash('md5', $uri); $message_id = "<" . $resource . "@" . $host . ">"; Logger::log('mailstream: Generated message ID ' . $message_id . ' for URI ' . $uri, Logger::DEBUG); return $message_id; } function mailstream_post_hook(&$a, &$item) { if (!PConfig::get($item['uid'], 'mailstream', 'enabled')) { return; } if (!$item['uid']) { return; } if (!$item['contact-id']) { return; } if (!$item['uri']) { return; } if (PConfig::get($item['uid'], 'mailstream', 'nolikes')) { if ($item['verb'] == ACTIVITY_LIKE) { return; } } $message_id = mailstream_generate_id($a, $item['uri']); q("INSERT INTO `mailstream_item` (`uid`, `contact-id`, `uri`, `message-id`) " . "VALUES (%d, '%s', '%s', '%s')", intval($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::log('mailstream_post_remote_hook: Unexpected number of items returned from mailstream_item', Logger::INFO); return; } $ms_item = $r[0]; Logger::log('mailstream_post_remote_hook: created mailstream_item ' . $ms_item['id'] . ' for item ' . $item['uri'] . ' ' . $item['uid'] . ' ' . $item['contact-id'], Logger::DATA); $user = mailstream_get_user($item['uid']); if (!$user) { Logger::log('mailstream_post_remote_hook: no user ' . $item['uid'], Logger::INFO); return; } mailstream_send($a, $ms_item['message-id'], $item, $user); } function mailstream_get_user($uid) { $r = q('SELECT * FROM `user` WHERE `uid` = %d', intval($uid)); if (count($r) != 1) { Logger::log('mailstream_post_remote_hook: Unexpected number of users returned', Logger::INFO); return; } return $r[0]; } function mailstream_do_images($a, &$item, &$attachments) { if (!PConfig::get($item['uid'], 'mailstream', 'attachimg')) { return; } $attachments = []; preg_match_all("/\[img\=([0-9]*)x([0-9]*)\](.*?)\[\/img\]/ism", $item["body"], $matches1); preg_match_all("/\[img\](.*?)\[\/img\]/ism", $item["body"], $matches2); foreach (array_merge($matches1[3], $matches2[1]) as $url) { $redirects = 0; $cookiejar = tempnam(get_temppath(), 'cookiejar-mailstream-'); $curlResult = Network::fetchUrlFull($url, true, $redirects, 0, null, $cookiejar); $attachments[$url] = [ 'data' => $curlResult->getBody(), 'guid' => hash("crc32", $url), 'filename' => basename($url), 'type' => $curlResult->getContentType() ]; if (strlen($attachments[$url]['data'])) { $item['body'] = str_replace($url, 'cid:' . $attachments[$url]['guid'], $item['body']); continue; } } return $attachments; } function mailstream_sender($item) { $r = q('SELECT * FROM `contact` WHERE `id` = %d', $item['contact-id']); if (DBA::isResult($r)) { $contact = $r[0]; if ($contact['name'] != $item['author-name']) { return $contact['name'] . ' - ' . $item['author-name']; } } return $item['author-name']; } function mailstream_decode_subject($subject) { $html = BBCode::convert($subject); if (!$html) { return $subject; } $notags = strip_tags($html); if (!$notags) { return $subject; } $noentity = html_entity_decode($notags); if (!$noentity) { return $notags; } $nocodes = preg_replace_callback("/(&#[0-9]+;)/", function($m) { return mb_convert_encoding($m[1], "UTF-8", "HTML-ENTITIES"); }, $noentity); if (!$nocodes) { return $noentity; } $trimmed = trim($nocodes); if (!$trimmed) { return $nocodes; } return $trimmed; } function mailstream_subject($item) { if ($item['title']) { return mailstream_decode_subject($item['title']); } $parent = $item['thr-parent']; // Don't look more than 100 levels deep for a subject, in case of loops for ($i = 0; ($i < 100) && $parent; $i++) { $parent_item = Item::selectFirst(['thr-parent', 'title'], ['uri' => $parent]); if (!DBA::isResult($parent_item)) { break; } if ($parent_item['thr-parent'] === $parent) { break; } if ($parent_item['title']) { return L10n::t('Re:') . ' ' . mailstream_decode_subject($parent_item['title']); } $parent = $parent_item['thr-parent']; } $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d", intval($item['contact-id']), intval($item['uid'])); $contact = $r[0]; if ($contact['network'] === 'dfrn') { return L10n::t("Friendica post"); } if ($contact['network'] === 'dspr') { return L10n::t("Diaspora post"); } if ($contact['network'] === 'face') { $text = mailstream_decode_subject($item['body']); // For some reason these do show up in Facebook $text = preg_replace('/\xA0$/', '', $text); $subject = (strlen($text) > 150) ? (substr($text, 0, 140) . '...') : $text; return preg_replace('/\\s+/', ' ', $subject); } if ($contact['network'] === 'feed') { return L10n::t("Feed item"); } if ($contact['network'] === 'mail') { return L10n::t("Email"); } return L10n::t("Friendica Item"); } function mailstream_send($a, $message_id, $item, $user) { if (!$item['visible']) { return; } if (!$message_id) { return; } require_once(dirname(__file__).'/phpmailer/class.phpmailer.php'); $attachments = []; mailstream_do_images($a, $item, $attachments); $frommail = Config::get('mailstream', 'frommail'); if ($frommail == "") { $frommail = 'friendica@localhost.local'; } $address = PConfig::get($item['uid'], 'mailstream', 'address'); if (!$address) { $address = $user['email']; } $mail = new PHPmailer; try { $mail->XMailer = 'Friendica Mailstream Addon'; $mail->SetFrom($frommail, mailstream_sender($item)); $mail->AddAddress($address, $user['username']); $mail->MessageID = $message_id; $mail->Subject = mailstream_subject($item); if ($item['thr-parent'] != $item['uri']) { $mail->addCustomHeader('In-Reply-To: ' . mailstream_generate_id($a, $item['thr-parent'])); } $mail->addCustomHeader('X-Friendica-Mailstream-URI: ' . $item['uri']); $mail->addCustomHeader('X-Friendica-Mailstream-Plink: ' . $item['plink']); $encoding = 'base64'; foreach ($attachments as $url => $image) { $mail->AddStringEmbeddedImage($image['data'], $image['guid'], $image['filename'], $encoding, $image['type']); } $mail->IsHTML(true); $mail->CharSet = 'utf-8'; $template = Renderer::getMarkupTemplate('mail.tpl', 'addon/mailstream/'); $item['body'] = BBCode::convert($item['body']); $item['url'] = $a->getBaseURL() . '/display/' . $user['nickname'] . '/' . $item['id']; $mail->Body = Renderer::replaceMacros($template, [ '$upstream' => L10n::t('Upstream'), '$local' => L10n::t('Local'), '$item' => $item]); mailstream_html_wrap($mail->Body); if (!$mail->Send()) { throw new Exception($mail->ErrorInfo); } Logger::log('mailstream_send sent message ' . $mail->MessageID . ' ' . $mail->Subject, Logger::DEBUG); } catch (phpmailerException $e) { Logger::log('mailstream_send PHPMailer exception sending message ' . $message_id . ': ' . $e->errorMessage(), Logger::INFO); } catch (Exception $e) { Logger::log('mailstream_send exception sending message ' . $message_id . ': ' . $e->getMessage(), Logger::INFO); } // In case of failure, still set the item to completed. Otherwise // we'll just try to send it over and over again and it'll fail // every time. q('UPDATE `mailstream_item` SET `completed` = now() WHERE `message-id` = "%s"', DBA::escape($message_id)); } /** * Email tends to break if you send excessively long lines. To make * bbcode's output suitable for transmission, we try to break things * up so that lines are about 200 characters. */ function mailstream_html_wrap(&$text) { $lines = str_split($text, 200); for ($i = 0; $i < count($lines); $i++) { $lines[$i] = preg_replace('/ /', "\n", $lines[$i], 1); } $text = implode($lines); } function mailstream_cron($a, $b) { // 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. $ms_item_ids = q("SELECT `mailstream_item`.`message-id`, `mailstream_item`.`uri`, `item`.`id` FROM `mailstream_item` JOIN `item` ON (`mailstream_item`.`uid` = `item`.`uid` AND `mailstream_item`.`uri` = `item`.`uri` AND `mailstream_item`.`contact-id` = `item`.`contact-id`) WHERE `mailstream_item`.`completed` IS NULL AND `mailstream_item`.`created` < DATE_SUB(NOW(), INTERVAL 1 HOUR) AND `item`.`visible` = 1 ORDER BY `mailstream_item`.`created` LIMIT 100"); Logger::log('mailstream_cron processing ' . count($ms_item_ids) . ' items', Logger::DEBUG); foreach ($ms_item_ids as $ms_item_id) { if (!$ms_item_id['message-id'] || !strlen($ms_item_id['message-id'])) { Logger::log('mailstream_cron: Item ' . $ms_item_id['id'] . ' URI ' . $ms_item_id['uri'] . ' has no message-id', Logger::INFO); } $item = Item::selectFirst([], ['id' => $ms_item_id['id']]); $users = q("SELECT * FROM `user` WHERE `uid` = %d", intval($item['uid'])); $user = $users[0]; if ($user && $item) { mailstream_send($a, $ms_item_id['message-id'], $item, $user); } else { Logger::log('mailstream_cron: Unable to find item ' . $ms_item_id['id'], Logger::INFO); q("UPDATE `mailstream_item` SET `completed` = now() WHERE `message-id` = %d", intval($ms_item['message-id'])); } } mailstream_tidy(); } function mailstream_addon_settings(&$a,&$s) { $enabled = PConfig::get(local_user(), 'mailstream', 'enabled'); $address = PConfig::get(local_user(), 'mailstream', 'address'); $nolikes = PConfig::get(local_user(), 'mailstream', 'nolikes'); $attachimg= PConfig::get(local_user(), 'mailstream', 'attachimg'); $template = Renderer::getMarkupTemplate('settings.tpl', 'addon/mailstream/'); $s .= Renderer::replaceMacros($template, [ '$enabled' => [ 'mailstream_enabled', L10n::t('Enabled'), $enabled], '$address' => [ 'mailstream_address', L10n::t('Email Address'), $address, L10n::t("Leave blank to use your account email address")], '$nolikes' => [ 'mailstream_nolikes', L10n::t('Exclude Likes'), $nolikes, L10n::t("Check this to omit mailing \"Like\" notifications")], '$attachimg' => [ 'mailstream_attachimg', L10n::t('Attach Images'), $attachimg, L10n::t("Download images in posts and attach them to the email. Useful for reading email while offline.")], '$title' => L10n::t('Mail Stream Settings'), '$submit' => L10n::t('Save Settings')]); } function mailstream_addon_settings_post($a,$post) { if ($_POST['mailstream_address'] != "") { PConfig::set(local_user(), 'mailstream', 'address', $_POST['mailstream_address']); } else { PConfig::delete(local_user(), 'mailstream', 'address'); } if ($_POST['mailstream_nolikes']) { PConfig::set(local_user(), 'mailstream', 'nolikes', $_POST['mailstream_enabled']); } else { PConfig::delete(local_user(), 'mailstream', 'nolikes'); } if ($_POST['mailstream_enabled']) { PConfig::set(local_user(), 'mailstream', 'enabled', $_POST['mailstream_enabled']); } else { PConfig::delete(local_user(), 'mailstream', 'enabled'); } if ($_POST['mailstream_attachimg']) { PConfig::set(local_user(), 'mailstream', 'attachimg', $_POST['mailstream_attachimg']); } else { PConfig::delete(local_user(), 'mailstream', 'attachimg'); } } function mailstream_tidy() { $r = q("SELECT id FROM mailstream_item WHERE completed IS NOT NULL AND completed < DATE_SUB(NOW(), INTERVAL 1 YEAR)"); foreach ($r as $rr) { q('DELETE FROM mailstream_item WHERE id = %d', intval($rr['id'])); } Logger::log('mailstream_tidy: deleted ' . count($r) . ' old items', Logger::DEBUG); }