enable user to inform recipients about a shared file by mail

apps/files/index.php

@@ -151,5 +151,6 @@ if ($needUpgrade) {
 	$tmpl->assign('isPublic', false);
 	$tmpl->assign('publicUploadEnabled', $publicUploadEnabled);
 	$tmpl->assign("encryptedFiles", \OCP\Util::encryptedFiles());
+	$tmpl->assign("mailNotificationEnabled", \OC_Appconfig::getValue('core', 'shareapi_allow_mail_notification', 'yes'));
 	$tmpl->printPage();
 }

apps/files/templates/index.php

@@ -120,3 +120,4 @@
 <input type="hidden" name="allowZipDownload" id="allowZipDownload" value="<?php p($_['allowZipDownload']); ?>" />
 <input type="hidden" name="usedSpacePercent" id="usedSpacePercent" value="<?php p($_['usedSpacePercent']); ?>" />
 <input type="hidden" name="encryptedFiles" id="encryptedFiles" value="<?php $_['encryptedFiles'] ? p('1') : p('0'); ?>" />
+<input type="hidden" name="mailNotificationEnabled" id="mailNotificationEnabled" value="<?php p($_['mailNotificationEnabled']) ?>" />

core/ajax/share.php

@@ -23,6 +23,8 @@ OC_JSON::checkLoggedIn();
 OCP\JSON::callCheck();
 OC_App::loadApps();
 
+$defaults = new \OCP\Defaults();
+
 if (isset($_POST['action']) && isset($_POST['itemType']) && isset($_POST['itemSource'])) {
 	switch ($_POST['action']) {
 		case 'share':
@@ -81,6 +83,102 @@ if (isset($_POST['action']) && isset($_POST['itemType']) && isset($_POST['itemSo
 				($return) ? OC_JSON::success() : OC_JSON::error();
 			}
 			break;
+	case 'informRecipients':
+
+			$l = OC_L10N::get('core');
+
+			$shareType = (int) $_POST['shareType'];
+			$itemType = $_POST['itemType'];
+			$itemSource = $_POST['itemSource'];
+			$recipient = $_POST['recipient'];
+			$from = \OCP\Util::getDefaultEmailAddress('sharing-noreply');
+			$subject = $defaults->getShareNotificationSubject($itemType);
+
+			$noMail = array();
+			$recipientList = array();
+
+			if ($shareType === \OCP\Share::SHARE_TYPE_GROUP) {
+				$users = \OC_Group::usersInGroup($recipient);
+				foreach ($users as $user) {
+					$email = OC_Preferences::getValue($user, 'settings', 'email', '');
+					if ($email !== '' || $recipient === \OCP\User::getUser()) {
+						$recipientList[] = array(
+							'email' => $email,
+							'displayName' => \OCP\User::getDisplayName($user),
+							'uid' => $user,
+						);
+					} else {
+						$noMail[] = \OCP\User::getDisplayName($user);
+					}
+				}
+			} else { // shared to a single user
+				$email = OC_Preferences::getValue($recipient, 'settings', 'email', '');
+				if ($email !== '') {
+					$recipientList[] = array(
+						'email' => $email,
+						'displayName' => \OCP\User::getDisplayName($recipient),
+						'uid' => $recipient,
+					);
+				} else {
+					$noMail[] = \OCP\User::getDisplayName($recipient);
+				}
+			}
+
+			// send mail to all recipients with an email address
+			foreach ($recipientList as $recipient) {
+				//get correct target folder name
+
+				$users = \OCP\Share::getItemSharedWithUser($itemType, $itemSource, $recipient['uid']);
+				$targetName = $users[0]['file_target'];
+
+				//$share = $shareManager->getShares($itemType, array('shareWith' => $recipient['uid'], 'isShareWithUser' => true, 'itemSource' => $itemSource));
+				//$targetName = $share[0]->getItemTarget();
+				if ($itemType === 'folder') {
+					$foldername = "/Shared/" . $targetName;
+					$filename = $targetName;
+				} else {
+					// if it is a file we can just link to the Shared folder,
+					// that's the place where the user will find the file
+					$foldername = "/Shared";
+					$filename = $targetName;
+				}
+
+				$url = \OCP\Util::linkToAbsolute('files', 'index.php', array("dir" => $foldername));
+				$text = $defaults->getShareNotificationText(\OCP\User::getDisplayName(), $filename, $itemType, $url);
+
+				try {
+					OCP\Util::sendMail(
+							$recipient['email'],
+							$recipient['displayName'],
+							$subject,
+							$text,
+							$from,
+							\OCP\User::getDisplayName()
+					);
+				} catch (Exception $exception) {
+					$noMail[] = \OCP\User::getDisplayName($recipient['displayName']);
+				}
+			}
+
+			\OCP\Share::setSendMailStatus($itemType, $itemSource, $shareType, true);
+
+			if (empty($noMail)) {
+				OCP\JSON::success();
+			} else {
+				OCP\JSON::error(array('data' => array('message' => $l->t("Couldn't send mail to following users: %s ", implode(', ', $noMail)))));
+			}
+			break;
+		case 'informRecipientsDisabled':
+			$itemSource = $_POST['itemSource'];
+			$itemType = $_POST['itemType'];
+			$recipient = $_POST['recipient'];
+			//$share = $shareManager->getShares($itemType, array('shareWith' => $recipient, 'isShareWithUser' => true, 'itemSource' => $itemSource));
+			//$share[0]->setMailSend(false);
+			//$shareManager->update($share[0]);
+			//write status to db
+			OCP\JSON::success();
+			break;
+
 		case 'email':
 			// read post variables
 			$user = OCP\USER::getUser();

core/css/share.css

@@ -11,7 +11,7 @@
  	margin-right:7em;
  	position:absolute;
  	right:0;
- 	width:19em;
+ 	width:25em;
  	z-index:500;
  	padding:1em;
  }

core/js/share.js

@@ -217,9 +217,9 @@ OC.Share={
 						OC.Share.showLink(share.token, share.share_with, itemSource);
 					} else {
 						if (share.collection) {
-							OC.Share.addShareWith(share.share_type, share.share_with, share.share_with_displayname, share.permissions, possiblePermissions, share.collection);
+							OC.Share.addShareWith(share.share_type, share.share_with, share.share_with_displayname, share.permissions, possiblePermissions, share.mail_send, share.collection);
 						} else {
-							OC.Share.addShareWith(share.share_type, share.share_with, share.share_with_displayname,  share.permissions, possiblePermissions, false);
+							OC.Share.addShareWith(share.share_type, share.share_with, share.share_with_displayname, share.mail_send,  share.permissions, possiblePermissions, share.mail_send, false);
 						}
 					}
 					if (share.expiration != null) {
@@ -299,7 +299,7 @@ OC.Share={
 			}
 		});
 	},
-	addShareWith:function(shareType, shareWith, shareWithDisplayName, permissions, possiblePermissions, collection) {
+	addShareWith:function(shareType, shareWith, shareWithDisplayName, permissions, possiblePermissions, mailSend, collection) {
 		if (!OC.Share.itemShares[shareType]) {
 			OC.Share.itemShares[shareType] = [];
 		}
@@ -341,6 +341,14 @@ OC.Share={
 			}else{
 				html += escapeHTML(shareWithDisplayName);
 			}
+			mailNotificationEnabled = $('input:hidden[name=mailNotificationEnabled]').val();
+			if (mailNotificationEnabled === 'yes') {
+				checked = '';
+				if (mailSend === true) {
+					checked = 'checked';
+				}
+				html += '<input type="checkbox" name="mailNotification" class="mailNotification" ' + checked + ' />'+t('core', 'notify user by email')+'</label>';
+			}
 			if (possiblePermissions & OC.PERMISSION_CREATE || possiblePermissions & OC.PERMISSION_UPDATE || possiblePermissions & OC.PERMISSION_DELETE) {
 				if (editChecked == '') {
 					html += '<label style="display:none;">';
@@ -484,7 +492,7 @@ $(document).ready(function() {
 				$('input:[type=checkbox]', this).hide();
 				$('label', this).hide();
 			}
-		} else {
+ 		} else {
 			$('a.unshare', this).hide();
 		}
 	});
@@ -686,5 +694,28 @@ $(document).ready(function() {
 		}
 	});
 
+	$(document).on('click', '#dropdown input[name=mailNotification]', function(event) {
+		event.preventDefault();
+		event.stopPropagation();
+		var li = $(this).parent();
+		var itemType = $('#dropdown').data('item-type');
+		var itemSource = $('#dropdown').data('item-source');
+		if (this.checked) {
+			action = 'informRecipients';
+		} else {
+			action = 'informRecipientsDisabled';
+		}
+
+		shareType = $(li).data('share-type');
+		shareWith = $(li).data('share-with');
+
+		$.post(OC.filePath('core', 'ajax', 'share.php'), {action: action, recipient: shareWith, shareType: shareType, itemSource: itemSource, itemType: itemType}, function(result) {
+			if (result.status !== 'success') {
+				OC.dialogs.alert(t('core', result.data.message), t('core', 'Warning'));
+			}
+		});
+
+});
+
 
 });

db_structure.xml

@@ -846,6 +846,14 @@
 				<length>32</length>
 			</field>
 
+			<field>
+				<name>mail_send</name>
+				<type>integer</type>
+				<default>0</default>
+				<notnull>true</notnull>
+				<length>1</length>
+			</field>
+
 			<index>
 				<name>token_index</name>
 				<field>

lib/defaults.php

@@ -13,6 +13,7 @@ if (file_exists(OC::$SERVERROOT . '/themes/' . OC_Util::getTheme() . '/defaults.
 class OC_Defaults {
 
 	private $theme;
+	private $l;
 
 	private $defaultEntity;
 	private $defaultName;
@@ -24,7 +25,7 @@ class OC_Defaults {
 	private $defaultLogoClaim;
 
 	function __construct() {
-		$l = OC_L10N::get('core');
+		$this->l = OC_L10N::get('core');
 
 		$this->defaultEntity = "ownCloud"; /* e.g. company name, used for footers and copyright notices */
 		$this->defaultName = "ownCloud"; /* short name, used when referring to the software */
@@ -32,7 +33,7 @@ class OC_Defaults {
 		$this->defaultBaseUrl = "http://owncloud.org";
 		$this->defaultSyncClientUrl = " http://owncloud.org/sync-clients/";
 		$this->defaultDocBaseUrl = "http://doc.owncloud.org";
-		$this->defaultSlogan = $l->t("web services under your control");
+		$this->defaultSlogan = $this->l->t("web services under your control");
 		$this->defaultLogoClaim = "";
 
 		if (class_exists("OC_Theme")) {
@@ -47,6 +48,32 @@ class OC_Defaults {
 		return false;
 	}
 
+	/**
+	 *
+	 * @param string $itemType typically "file" or "folder"
+	 */
+	public function getShareNotificationSubject($itemType) {
+		if ($this->themeExist('getShareNotificationSubject')) {
+			return $this->theme->getShareNotificationSubject($itemType);
+		} else {
+			return $this->l->t("A %s was shared with you", array($itemType));
+		}
+	}
+
+	/**
+	 * @param string $sender owner of the file/folder
+	 * @param string $itemName name of the file/folder
+	 * @param string $itemType typically "file" or "folder"
+	 * @param string $link link directly to the file/folder in your ownCloud
+	 */
+	public function getShareNotificationText($sender, $itemName, $itemType, $link) {
+		if ($this->themeExist('getShareNotificationText')) {
+			return $this->theme->getShareNotificationText($sender, $itemName, $itemType, $link);
+		} else {
+			return $this->l->t("%s shared a %s called %s with you. You can find the %s here: %s", array($sender, $itemType, $itemName, $itemType, $link));
+		}
+	}
+
 	public function getBaseUrl() {
 		if ($this->themeExist('getBaseUrl')) {
 			return $this->theme->getBaseUrl();

lib/public/defaults.php

@@ -34,6 +34,25 @@ class Defaults {
 		$this->defaults = new \OC_Defaults();
 	}
 
+	/**
+	 * @brief subject for notification mails if a new file was shared
+	 * @param string $itemType typically "file" or "folder"
+	 */
+	public function getShareNotificationSubject($itemType = "file") {
+		return $this->defaults->getShareNotificationSubject($itemType);
+	}
+
+	/**
+	 * @brief mail body for notification mails if a new file was shared
+	 * @param string $sender owner of the file/folder
+	 * @param string $itemName name of the file/folder
+	 * @param string $itemType typically "file" or "folder"
+	 * @param string $link link directly to the file/folder in your ownCloud
+	 */
+	public function getShareNotificationText($sender, $itemName, $itemType, $link) {
+		return $this->defaults->getShareNotificationText($sender, $itemName, $itemType, $link);
+	}
+
 	/**
 	 * @breif get base URL for the organisation behind your ownCloud instance
 	 * @return string

lib/public/share.php

@@ -252,6 +252,56 @@ class Share {
 			$parameters, 1, $includeCollections);
 	}
 
+	/**
+	 * @brief Get the item of item type shared with a given user by source
+	 * @param string Item type
+	 * @param string Item source
+	 * @param string User user to whom the item was shared
+	 * @return Return list of items with file_target, permissions and expiration
+	 */
+	public static function getItemSharedWithUser($itemType, $itemSource, $user) {
+
+		$shares = array();
+
+		// first check if there is a db entry for the specific user
+		$query = \OC_DB::prepare(
+				'SELECT `file_target`, `permissions`, `expiration`
+					FROM
+					`*PREFIX*share`
+					WHERE
+					`item_source` = ? AND `item_type` = ? AND `share_with` = ?'
+				);
+
+		$result = $query->execute(array($itemSource, $itemType, $user));
+
+		while ($row = $result->fetchRow()) {
+			$shares[] = $row;
+		}
+
+		//if didn't found a result than let's look for a group share.
+		if(empty($shares)) {
+			$groups = \OC_Group::getUserGroups($user);
+
+			$query = \OC_DB::prepare(
+					'SELECT `file_target`, `permissions`, `expiration`
+						FROM
+						`*PREFIX*share`
+						WHERE
+						`item_source` = ? AND `item_type` = ? AND `share_with` in (?)'
+					);
+
+			$result = $query->execute(array($itemSource, $itemType, implode(',', $groups)));
+
+			while ($row = $result->fetchRow()) {
+				$shares[] = $row;
+			}
+		}
+
+		return $shares;
+
+	}
+
+
 	/**
 	* @brief Get the item of item type shared with the current user by source
 	* @param string Item type
@@ -633,6 +683,23 @@ class Share {
 		}
 		return false;
 	}
+	/**
+	 * @brief sent status if users got informed by mail about share
+	 * @param string $itemType
+	 * @param string $itemSource
+	 * @param int $shareType SHARE_TYPE_USER, SHARE_TYPE_GROUP, or SHARE_TYPE_LINK
+	 * @param bool $status
+	 */
+	public static function setSendMailStatus($itemType, $itemSource, $shareType, $status) {
+		$status = $status ? 1 : 0;
+
+		$query = \OC_DB::prepare(
+				'UPDATE `*PREFIX*share`
+					SET `mail_send` = ?
+					WHERE `item_type` = ? AND `item_source` = ? AND `share_type` = ?');
+
+		$query->execute(array($status, $itemType, $itemSource, $shareType));
+	}
 
 	/**
 	* @brief Set the permissions of an item for a specific user or group

lib/util.php

@@ -98,7 +98,7 @@ class OC_Util {
 	public static function getVersion() {
 		// hint: We only can count up. Reset minor/patchlevel when
 		// updating major/minor version number.
-		return array(5, 80, 05);
+		return array(5, 80, 06);
 	}
 
 	/**

settings/admin.php

@@ -43,6 +43,7 @@ $tmpl->assign('enforceHTTPSEnabled', OC_Config::getValue( "forcessl", false));
 $tmpl->assign('allowLinks', OC_Appconfig::getValue('core', 'shareapi_allow_links', 'yes'));
 $tmpl->assign('allowPublicUpload', OC_Appconfig::getValue('core', 'shareapi_allow_public_upload', 'yes'));
 $tmpl->assign('allowResharing', OC_Appconfig::getValue('core', 'shareapi_allow_resharing', 'yes'));
+$tmpl->assign('allowMailNotification', OC_Appconfig::getValue('core', 'shareapi_allow_mail_notification', 'yes'));
 $tmpl->assign('sharePolicy', OC_Appconfig::getValue('core', 'shareapi_share_policy', 'global'));
 $tmpl->assign('forms', array());
 foreach($forms as $form) {

settings/templates/admin.php

@@ -163,6 +163,14 @@ if (!$_['internetconnectionworking']) {
 				<label for="sharePolicyGroupsOnly"><?php p($l->t('Allow users to only share with users in their groups'));?></label><br/>
 			</td>
 		</tr>
+		<tr>
+			<td <?php if ($_['shareAPIEnabled'] === 'no') print_unescaped('style="display:none"');?>>
+				<input type="checkbox" name="shareapi_allow_mail_notification" id="allowMailNotification"
+					   value="1" <?php if ($_['allowMailNotification'] === 'yes') print_unescaped('checked="checked"'); ?> />
+				<label for="allowMailNotification"><?php p($l->t('Allow mail notification'));?></label><br/>
+				<em><?php p($l->t('Allow user to send mail notification for shared files')); ?></em>
+			</td>
+		</tr>
 	</table>
 </fieldset>