Add meta information to emails for better customisation

Signed-off-by: Joas Schilling <coding@schilljs.com>

apps/sharebymail/lib/ShareByMailProvider.php

@@ -347,7 +347,8 @@ class ShareByMailProvider implements IShareProvider {
 				$share->getNode()->getName(),
 				$link,
 				$share->getSharedBy(),
-				$share->getSharedWith()
+				$share->getSharedWith(),
+				$share->getExpirationDate()
 			);
 		} catch (HintException $hintException) {
 			$this->logger->error('Failed to send share by mail: ' . $hintException->getMessage());
@@ -369,12 +370,14 @@ class ShareByMailProvider implements IShareProvider {
 	 * @param string $link
 	 * @param string $initiator
 	 * @param string $shareWith
+	 * @param \DateTime $expiration
 	 * @throws \Exception If mail couldn't be sent
 	 */
 	protected function sendMailNotification($filename,
 											$link,
 											$initiator,
-											$shareWith) {
+											$shareWith,
+											\DateTime $expiration) {
 		$initiatorUser = $this->userManager->get($initiator);
 		$initiatorDisplayName = ($initiatorUser instanceof IUser) ? $initiatorUser->getDisplayName() : $initiator;
 		$subject = (string)$this->l->t('%s shared »%s« with you', array($initiatorDisplayName, $filename));
@@ -382,6 +385,12 @@ class ShareByMailProvider implements IShareProvider {
 		$message = $this->mailer->createMessage();
 
 		$emailTemplate = $this->mailer->createEMailTemplate();
+		$emailTemplate->setMetaData('sharebymail.RecipientNotification', [
+			'filename' => $filename,
+			'link' => $link,
+			'initiator' => $initiatorDisplayName,
+			'expiration' => $expiration,
+		]);
 
 		$emailTemplate->addHeader();
 		$emailTemplate->addHeading($this->l->t('%s shared »%s« with you', [$initiatorDisplayName, $filename]), false);

lib/private/Mail/EMailTemplate.php

@@ -45,6 +45,10 @@ class EMailTemplate implements IEMailTemplate {
 	protected $urlGenerator;
 	/** @var IL10N */
 	protected $l10n;
+	/** @var string */
+	protected $emailId;
+	/** @var array */
+	protected $data;
 
 	/** @var string */
 	protected $htmlBody = '';
@@ -348,6 +352,18 @@ EOF;
 		$this->htmlBody .= $this->head;
 	}
 
+	/**
+	 * Set meta data of an email
+	 *
+	 * @param string $emailId
+	 * @param array $data
+	 * @since 12.0.3
+	 */
+	public function setMetaData($emailId, array $data = []) {
+		$this->emailId = $emailId;
+		$this->data = $data;
+	}
+
 	/**
 	 * Adds a header to the email
 	 */

lib/private/Share20/Manager.php

@@ -662,7 +662,8 @@ class Manager implements IManager {
 						$share->getNode()->getName(),
 						$this->urlGenerator->linkToRouteAbsolute('files.viewcontroller.showFile', [ 'fileid' => $share->getNode()->getId() ]),
 						$share->getSharedBy(),
-						$emailAddress
+						$emailAddress,
+						$share->getExpirationDate()
 					);
 					$this->logger->debug('Send share notification to ' . $emailAddress . ' for share with ID ' . $share->getId(), ['app' => 'share']);
 				} else {
@@ -681,12 +682,14 @@ class Manager implements IManager {
 	 * @param string $link link to the file/folder
 	 * @param string $initiator user ID of share sender
 	 * @param string $shareWith email address of share receiver
+	 * @param \DateTime $expiration
 	 * @throws \Exception If mail couldn't be sent
 	 */
 	protected function sendMailNotification($filename,
 											$link,
 											$initiator,
-											$shareWith) {
+											$shareWith,
+											\DateTime $expiration) {
 		$initiatorUser = $this->userManager->get($initiator);
 		$initiatorDisplayName = ($initiatorUser instanceof IUser) ? $initiatorUser->getDisplayName() : $initiator;
 		$subject = (string)$this->l->t('%s shared »%s« with you', array($initiatorDisplayName, $filename));
@@ -694,6 +697,12 @@ class Manager implements IManager {
 		$message = $this->mailer->createMessage();
 
 		$emailTemplate = $this->mailer->createEMailTemplate();
+		$emailTemplate->setMetaData('files_sharing.RecipientNotification', [
+			'filename' => $filename,
+			'link' => $link,
+			'initiator' => $initiatorDisplayName,
+			'expiration' => $expiration,
+		]);
 
 		$emailTemplate->addHeader();
 		$emailTemplate->addHeading($this->l->t('%s shared »%s« with you', [$initiatorDisplayName, $filename]), false);

lib/public/Mail/IEMailTemplate.php

@@ -51,6 +51,13 @@ namespace OCP\Mail;
  * @since 12.0.0
  */
 interface IEMailTemplate {
+	/**
+	 * Set meta data of an email
+	 *
+	 * @since 12.0.3
+	 */
+	public function setMetaData($emailId, array $data = []);
+
 	/**
 	 * Adds a header to the email
 	 *