forked from friendica/friendica-addons
Merge pull request #1108 from mexon/mat/mailstream-comments
Add comments to functions in mailstream plugin
This commit is contained in:
GitHub
commit
6a325dc14d
1 changed files with 106 additions and 13 deletions
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@ -16,6 +16,9 @@ use Friendica\Model\Item;
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use Friendica\Model\Post;
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use Friendica\Protocol\Activity;
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/**
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* Sets up the addon hooks and the database table
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*/
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function mailstream_install() {
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Hook::register('addon_settings', 'addon/mailstream/mailstream.php', 'mailstream_addon_settings');
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Hook::register('addon_settings_post', 'addon/mailstream/mailstream.php', 'mailstream_addon_settings_post');
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@ -57,9 +60,18 @@ function mailstream_install() {
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}
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}
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/**
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* This funciton indicates a module that can be wrapped in the LegacyModule class
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*/
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function mailstream_module() {}
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function mailstream_addon_admin(&$a,&$o) {
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/**
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* Adds an item in "addon features" in the admin menu of the site
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*
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* @param Friendica\App $a App object (unused)
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* @param string $o HTML form data
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*/
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function mailstream_addon_admin(&$a, &$o) {
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$frommail = DI::config()->get('mailstream', 'frommail');
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$template = Renderer::getMarkupTemplate('admin.tpl', 'addon/mailstream/');
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$config = ['frommail',
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@ -71,14 +83,24 @@ function mailstream_addon_admin(&$a,&$o) {
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'$submit' => DI::l10n()->t('Save Settings')]);
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}
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function mailstream_addon_admin_post ($a) {
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/**
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* Process input from the "addon features" part of the admin menu
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*/
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function mailstream_addon_admin_post() {
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if (!empty($_POST['frommail'])) {
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DI::config()->set('mailstream', 'frommail', $_POST['frommail']);
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}
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}
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function mailstream_generate_id($a, $uri) {
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// http://www.jwz.org/doc/mid.html
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/**
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* Creates a message ID for a post URI in accordance with RFC 1036
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* See also http://www.jwz.org/doc/mid.html
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*
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* @param string $uri the URI to be converted to a message ID
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*
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* @return string the created message ID
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*/
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function mailstream_generate_id($uri) {
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$host = DI::baseUrl()->getHostname();
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$resource = hash('md5', $uri);
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$message_id = "<" . $resource . "@" . $host . ">";
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@ -86,6 +108,14 @@ function mailstream_generate_id($a, $uri) {
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return $message_id;
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}
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/**
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* Called when either a local or remote post is created. Creates a
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* record in the mailstream_item table to track this email, and then
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* immediately attempts to send it
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*
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* @param Friendica\App $a App object (unused)
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* @param array $item content of the item (may or may not already be stored in the item table)
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*/
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function mailstream_post_hook(&$a, &$item) {
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if (!DI::pConfig()->get($item['uid'], 'mailstream', 'enabled')) {
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Logger::debug('mailstream: not enabled for item ' . $item['id']);
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@ -114,7 +144,7 @@ function mailstream_post_hook(&$a, &$item) {
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}
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}
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$message_id = mailstream_generate_id($a, $item['uri']);
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$message_id = mailstream_generate_id($item['uri']);
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q("INSERT INTO `mailstream_item` (`uid`, `contact-id`, `uri`, `message-id`) " .
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"VALUES (%d, '%s', '%s', '%s')", intval($item['uid']),
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intval($item['contact-id']), DBA::escape($item['uri']), DBA::escape($message_id));
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@ -130,9 +160,16 @@ function mailstream_post_hook(&$a, &$item) {
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Logger::info('mailstream_post_remote_hook: no user ' . $item['uid']);
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return;
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}
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mailstream_send($a, $ms_item['message-id'], $item, $user);
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mailstream_send($ms_item['message-id'], $item, $user);
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}
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/**
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* Converts a user ID into a full user record from the corresponding database table
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*
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* @param int $uid ID of the user to query
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*
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* @return array results from the user table
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*/
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function mailstream_get_user($uid) {
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$r = q('SELECT * FROM `user` WHERE `uid` = %d', intval($uid));
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if (count($r) != 1) {
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@ -142,7 +179,18 @@ function mailstream_get_user($uid) {
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return $r[0];
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}
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function mailstream_do_images($a, &$item, &$attachments) {
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/**
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* If the user has configured attaching images to emails as
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* attachments, this function searches the post for such images,
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* retrieves the image, and inserts the data and metadata into the
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* supplied array
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*
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* @param array $item content of the item
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* @param array $attachments contains an array element for each attachment to add to the email
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*
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* @return array new value of the attachments table (results are also stored in the reference parameter)
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*/
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function mailstream_do_images(&$item, &$attachments) {
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if (!DI::pConfig()->get($item['uid'], 'mailstream', 'attachimg')) {
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return;
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}
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@ -172,6 +220,13 @@ function mailstream_do_images($a, &$item, &$attachments) {
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return $attachments;
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}
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/**
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* Creates a sender to use in the email, either from the contact or the author of the item, or both
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*
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* @param array $item content of the item
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*
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* @return string sender suitable for use in the email
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*/
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function mailstream_sender($item) {
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$r = q('SELECT * FROM `contact` WHERE `id` = %d', $item['contact-id']);
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if (DBA::isResult($r)) {
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@ -183,6 +238,13 @@ function mailstream_sender($item) {
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return $item['author-name'];
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}
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/**
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* Converts a bbcode-encoded subject line into a plaintext version suitable for the subject line of an email
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*
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* @param string $subject bbcode-encoded subject line
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*
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* @return string plaintext subject line
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*/
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function mailstream_decode_subject($subject) {
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$html = BBCode::convert($subject);
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if (!$html) {
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@ -207,6 +269,13 @@ function mailstream_decode_subject($subject) {
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return $trimmed;
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}
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/**
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* Creates a subject line to use in the email
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*
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* @param array $item content of the item
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*
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* @return string subject line suitable for use in the email
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*/
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function mailstream_subject($item) {
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if ($item['title']) {
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return mailstream_decode_subject($item['title']);
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@ -255,7 +324,14 @@ function mailstream_subject($item) {
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return DI::l10n()->t("Friendica Item");
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}
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function mailstream_send(\Friendica\App $a, $message_id, $item, $user) {
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/**
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* Sends a message using PHPMailer
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*
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* @param string $message_id ID of the message (RFC 1036)
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* @param array $item content of the item
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* @param array $user results from the user table
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*/
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function mailstream_send($message_id, $item, $user) {
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if (!$item['visible']) {
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return;
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}
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@ -265,7 +341,7 @@ function mailstream_send(\Friendica\App $a, $message_id, $item, $user) {
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require_once(dirname(__file__).'/phpmailer/class.phpmailer.php');
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$attachments = [];
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mailstream_do_images($a, $item, $attachments);
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mailstream_do_images($item, $attachments);
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$frommail = DI::config()->get('mailstream', 'frommail');
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if ($frommail == "") {
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$frommail = 'friendica@localhost.local';
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@ -282,7 +358,7 @@ function mailstream_send(\Friendica\App $a, $message_id, $item, $user) {
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$mail->MessageID = $message_id;
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$mail->Subject = mailstream_subject($item);
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if ($item['thr-parent'] != $item['uri']) {
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$mail->addCustomHeader('In-Reply-To: ' . mailstream_generate_id($a, $item['thr-parent']));
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$mail->addCustomHeader('In-Reply-To: ' . mailstream_generate_id($item['thr-parent']));
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}
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$mail->addCustomHeader('X-Friendica-Mailstream-URI: ' . $item['uri']);
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$mail->addCustomHeader('X-Friendica-Mailstream-Plink: ' . $item['plink']);
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@ -320,6 +396,8 @@ function mailstream_send(\Friendica\App $a, $message_id, $item, $user) {
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* Email tends to break if you send excessively long lines. To make
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* bbcode's output suitable for transmission, we try to break things
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* up so that lines are about 200 characters.
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*
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* @param string $text text to word wrap - modified in-place
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*/
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function mailstream_html_wrap(&$text)
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{
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@ -330,7 +408,10 @@ function mailstream_html_wrap(&$text)
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$text = implode($lines);
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}
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function mailstream_cron($a, $b) {
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/**
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* Cron job for the mailstream plugin. Sends delayed messages and cleans up old successful entries from the table.
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*/
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function mailstream_cron() {
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// Only process items older than an hour in cron. This is because
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// we want to give mailstream_post_remote_hook a fair chance to
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// send the email itself before cron jumps in. Only if
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@ -369,7 +450,7 @@ EOT;
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$users = q("SELECT * FROM `user` WHERE `uid` = %d", intval($item['uid']));
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$user = $users[0];
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if ($user && $item) {
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mailstream_send($a, $ms_item_id['message-id'], $item, $user);
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mailstream_send($ms_item_id['message-id'], $item, $user);
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}
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else {
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Logger::info('mailstream_cron: Unable to find item ' . $ms_item_id['id']);
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@ -380,6 +461,12 @@ EOT;
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mailstream_tidy();
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}
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/**
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* Form for configuring mailstream features for a user
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*
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* @param Friendica\App $a App object
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* @param string $o HTML form data
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*/
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function mailstream_addon_settings(&$a, &$s) {
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$enabled = DI::pConfig()->get(local_user(), 'mailstream', 'enabled');
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$address = DI::pConfig()->get(local_user(), 'mailstream', 'address');
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@ -410,7 +497,10 @@ function mailstream_addon_settings(&$a, &$s) {
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'$submit' => DI::l10n()->t('Save Settings')]);
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}
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function mailstream_addon_settings_post($a,$post) {
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/**
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* Process data submitted to user's mailstream features form
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*/
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function mailstream_addon_settings_post() {
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if ($_POST['mailstream_address'] != "") {
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DI::pConfig()->set(local_user(), 'mailstream', 'address', $_POST['mailstream_address']);
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}
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@ -437,6 +527,9 @@ function mailstream_addon_settings_post($a,$post) {
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}
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}
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/**
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* Deletes records from the mailstream_item table older than one year
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*/
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function mailstream_tidy() {
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$r = q("SELECT id FROM mailstream_item WHERE completed IS NOT NULL AND completed < DATE_SUB(NOW(), INTERVAL 1 YEAR)");
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foreach ($r as $rr) {
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