*/ use Friendica\App; use Friendica\Core\Addon; use Friendica\Core\PConfig; use Friendica\Util\Emailer; /* because the fraking openpgp-php is in composer, require libs in composer * and then don't use autoloader to load classes... */ $path = __DIR__ . '/vendor/phpseclib/phpseclib/phpseclib/'; set_include_path(get_include_path() . PATH_SEPARATOR . $path); /* so, we don't use the autoloader and include what we need */ $path = __DIR__ . '/vendor/singpolyma/openpgp-php/lib'; set_include_path(get_include_path() . PATH_SEPARATOR . $path); require_once 'openpgp.php'; require_once 'openpgp_crypt_symmetric.php'; function securemail_install() { Addon::registerHook('plugin_settings', 'addon/securemail/securemail.php', 'securemail_settings'); Addon::registerHook('plugin_settings_post', 'addon/securemail/securemail.php', 'securemail_settings_post'); Addon::registerHook('emailer_send_prepare', 'addon/securemail/securemail.php', 'securemail_emailer_send_prepare'); logger('installed securemail'); } function securemail_uninstall() { Addon::unregisterHook('plugin_settings', 'addon/securemail/securemail.php', 'securemail_settings'); Addon::unregisterHook('plugin_settings_post', 'addon/securemail/securemail.php', 'securemail_settings_post'); Addon::unregisterHook('emailer_send_prepare', 'addon/securemail/securemail.php', 'securemail_emailer_send_prepare'); logger('removed securemail'); } /** * @brief Build user settings form * * @link https://github.com/friendica/friendica/blob/develop/doc/Plugins.md#plugin_settings 'plugin_settings' hook * * @param App $a App instance * @param string $s output html * * @see App */ function securemail_settings(App &$a, &$s){ if (!local_user()) { return; } $enable = intval(PConfig::get(local_user(), 'securemail', 'enable')); $publickey = PConfig::get(local_user(), 'securemail', 'pkey'); $t = get_markup_template('admin.tpl', 'addon/securemail/'); $s .= replace_macros($t, [ '$title' => t('"Secure Mail" Settings'), '$submit' => t('Save Settings'), '$test' => t('Save and send test'), //NOTE: update also in 'post' '$enable' => ['securemail-enable', t('Enable Secure Mail'), $enable, ''], '$publickey' => ['securemail-pkey', t('Public key'), $publickey, t('Your public PGP key, ascii armored format'), 'rows="10"'] ]); } /** * @brief Handle data from user settings form * * @link https://github.com/friendica/friendica/blob/develop/doc/Plugins.md#plugin_settings_post 'plugin_settings_post' hook * * @param App $a App instance * @param array $b hook data * * @see App */ function securemail_settings_post(App &$a, array &$b){ if (!local_user()) { return; } if ($_POST['securemail-submit']) { PConfig::set(local_user(), 'securemail', 'pkey', trim($_POST['securemail-pkey'])); $enable = ((x($_POST, 'securemail-enable')) ? 1 : 0); PConfig::set(local_user(), 'securemail', 'enable', $enable); info(t('Secure Mail Settings saved.') . EOL); if ($_POST['securemail-submit'] == t('Save and send test')) { $sitename = $a->config['sitename']; $hostname = $a->get_hostname(); if (strpos($hostname, ':')) { $hostname = substr($hostname, 0, strpos($hostname, ':')); } $sender_email = $a->config['sender_email']; if (empty($sender_email)) { $sender_email = 'noreply@' . $hostname; } $subject = 'Friendica - Secure Mail - Test'; $message = 'This is a test message from your Friendica Secure Mail addon.'; $params = [ 'uid' => local_user(), 'fromName' => $sitename, 'fromEmail' => $sender_email, 'toEmail' => $a->user['email'], 'messageSubject' => $subject, 'htmlVersion' => "

{$message}

", 'textVersion' => $message, ]; // enable addon for test PConfig::set(local_user(), 'securemail', 'enable', 1); $res = Emailer::send($params); // revert to saved value PConfig::set(local_user(), 'securemail', 'enable', $enable); if ($res) { info(t('Test email sent') . EOL); } else { notice(t('There was an error sending the test email') . EOL); } } } } /** * @brief Encrypt notification emails text * * @link https://github.com/friendica/friendica/blob/develop/doc/Plugins.md#emailer_send_prepare 'emailer_send_prepare' hook * * @param App $a App instance * @param array $b hook data * * @see App */ function securemail_emailer_send_prepare(App &$a, array &$b) { if (!x($b, 'uid')) { return; } $uid = $b['uid']; $enable_checked = PConfig::get($uid, 'securemail', 'enable'); if (!$enable_checked) { return; } $public_key_ascii = PConfig::get($uid, 'securemail', 'pkey'); preg_match('/-----BEGIN ([A-Za-z ]+)-----/', $public_key_ascii, $matches); $marker = (empty($matches[1])) ? 'MESSAGE' : $matches[1]; $public_key = OpenPGP::unarmor($public_key_ascii, $marker); $key = OpenPGP_Message::parse($public_key); $data = new OpenPGP_LiteralDataPacket($b['textVersion'], [ 'format' => 'u', 'filename' => 'encrypted.gpg' ]); $encrypted = OpenPGP_Crypt_Symmetric::encrypt($key, new OpenPGP_Message([$data])); $armored_encrypted = wordwrap( OpenPGP::enarmor($encrypted->to_bytes(), 'PGP MESSAGE'), 64, "\n", true ); $b['textVersion'] = $armored_encrypted; $b['htmlVersion'] = null; } /** * add addon composer autoloader maps to system autoloader function securemail_autoloader() { $loader = require dirname(dirname(__DIR__)) . '/vendor/autoload.php'; $map = require __DIR__ . '/vendor/composer/autoload_namespaces.php'; foreach ($map as $namespace => $path) { $loader->set($namespace, $path); } $map = require __DIR__ . '/vendor/composer/autoload_psr4.php'; foreach ($map as $namespace => $path) { $loader->setPsr4($namespace, $path); } $classMap = require __DIR__ . '/vendor/composer/autoload_classmap.php'; if ($classMap) { $loader->addClassMap($classMap); } } securemail_autoloader(); */