@ -428,33 +428,45 @@ class Share {
}
/**
* Share an item with a user, group, or via private link
* @param string Item type
* @param string Item source
* @param int SHARE_TYPE_USER, SHARE_TYPE_GROUP, or SHARE_TYPE_LINK
* @param string User or group the item is being shared with
* @param int CRUDS permissions
* @return bool|string Returns true on success or false on failure, Returns token on success for links
*/
public static function shareItem($itemType, $itemSource, $shareType, $shareWith, $permissions) {
* Share an item with a user, group, or via private link
* @param string $itemType
* @param string $itemSource
* @param int $shareType SHARE_TYPE_USER, SHARE_TYPE_GROUP, or SHARE_TYPE_LINK
* @param string $shareWith User or group the item is being shared with
* @param int $permissions CRUDS
* @param null $itemSourceName
* @throws \Exception
* @internal param \OCP\Item $string type
* @internal param \OCP\Item $string source
* @internal param \OCP\SHARE_TYPE_USER $int , SHARE_TYPE_GROUP, or SHARE_TYPE_LINK
* @internal param \OCP\User $string or group the item is being shared with
* @internal param \OCP\CRUDS $int permissions
* @return bool|string Returns true on success or false on failure, Returns token on success for links
*/
public static function shareItem($itemType, $itemSource, $shareType, $shareWith, $permissions, $itemSourceName = null) {
$uidOwner = \OC_User::getUser();
$sharingPolicy = \OC_Appconfig::getValue('core', 'shareapi_share_policy', 'global');
if (is_null($itemSourceName)) {
$itemSourceName = $itemSource;
}
// Verify share type and sharing conditions are met
if ($shareType === self::SHARE_TYPE_USER) {
if ($shareWith == $uidOwner) {
$message = 'Sharing '.$itemSource.' failed, because the user '.$shareWith.' is the item owner';
$message = 'Sharing '.$itemSourceName .' failed, because the user '.$shareWith.' is the item owner';
\OC_Log::write('OCP\Share', $message, \OC_Log::ERROR);
throw new \Exception($message);
}
if (!\OC_User::userExists($shareWith)) {
$message = 'Sharing '.$itemSource.' failed, because the user '.$shareWith.' does not exist';
$message = 'Sharing '.$itemSourceName .' failed, because the user '.$shareWith.' does not exist';
\OC_Log::write('OCP\Share', $message, \OC_Log::ERROR);
throw new \Exception($message);
}
if ($sharingPolicy == 'groups_only') {
$inGroup = array_intersect(\OC_Group::getUserGroups($uidOwner), \OC_Group::getUserGroups($shareWith));
if (empty($inGroup)) {
$message = 'Sharing '.$itemSource.' failed, because the user '
$message = 'Sharing '.$itemSourceName .' failed, because the user '
.$shareWith.' is not a member of any groups that '.$uidOwner.' is a member of';
\OC_Log::write('OCP\Share', $message, \OC_Log::ERROR);
throw new \Exception($message);
@ -467,19 +479,19 @@ class Share {
// owner and is not a user share, this use case is for increasing
// permissions for a specific user
if ($checkExists['uid_owner'] != $uidOwner || $checkExists['share_type'] == $shareType) {
$message = 'Sharing '.$itemSource.' failed, because this item is already shared with '.$shareWith;
$message = 'Sharing '.$itemSourceName .' failed, because this item is already shared with '.$shareWith;
\OC_Log::write('OCP\Share', $message, \OC_Log::ERROR);
throw new \Exception($message);
}
}
} else if ($shareType === self::SHARE_TYPE_GROUP) {
if (!\OC_Group::groupExists($shareWith)) {
$message = 'Sharing '.$itemSource.' failed, because the group '.$shareWith.' does not exist';
$message = 'Sharing '.$itemSourceName .' failed, because the group '.$shareWith.' does not exist';
\OC_Log::write('OCP\Share', $message, \OC_Log::ERROR);
throw new \Exception($message);
}
if ($sharingPolicy == 'groups_only' & & !\OC_Group::inGroup($uidOwner, $shareWith)) {
$message = 'Sharing '.$itemSource.' failed, because '
$message = 'Sharing '.$itemSourceName .' failed, because '
.$uidOwner.' is not a member of the group '.$shareWith;
\OC_Log::write('OCP\Share', $message, \OC_Log::ERROR);
throw new \Exception($message);
@ -492,7 +504,7 @@ class Share {
// owner and is not a group share, this use case is for increasing
// permissions for a specific user
if ($checkExists['uid_owner'] != $uidOwner || $checkExists['share_type'] == $shareType) {
$message = 'Sharing '.$itemSource.' failed, because this item is already shared with '.$shareWith;
$message = 'Sharing '.$itemSourceName .' failed, because this item is already shared with '.$shareWith;
\OC_Log::write('OCP\Share', $message, \OC_Log::ERROR);
throw new \Exception($message);
}
@ -534,14 +546,14 @@ class Share {
$token = \OC_Util::generateRandomBytes(self::TOKEN_LENGTH);
}
$result = self::put($itemType, $itemSource, $shareType, $shareWith, $uidOwner, $permissions,
null, $token);
null, $token, $itemSourceName );
if ($result) {
return $token;
} else {
return false;
}
}
$message = 'Sharing '.$itemSource.' failed, because sharing with links is not allowed';
$message = 'Sharing '.$itemSourceName .' failed, because sharing with links is not allowed';
\OC_Log::write('OCP\Share', $message, \OC_Log::ERROR);
throw new \Exception($message);
return false;
@ -600,7 +612,7 @@ class Share {
// return false;
// } else {
// Put the item into the database
return self::put($itemType, $itemSource, $shareType, $shareWith, $uidOwner, $permissions);
return self::put($itemType, $itemSource, $shareType, $shareWith, $uidOwner, $permissions, null, null, $itemSourceName );
// }
}
@ -1320,20 +1332,22 @@ class Share {
* @return bool Returns true on success or false on failure
*/
private static function put($itemType, $itemSource, $shareType, $shareWith, $uidOwner,
$permissions, $parentFolder = null, $token = null) {
$permissions, $parentFolder = null, $token = null, $itemSourceName = null ) {
$backend = self::getBackend($itemType);
// Check if this is a reshare
if ($checkReshare = self::getItemSharedWithBySource($itemType, $itemSource, self::FORMAT_NONE, null, true)) {
// Check if attempting to share back to owner
if ($checkReshare['uid_owner'] == $shareWith & & $shareType == self::SHARE_TYPE_USER) {
$message = 'Sharing '.$itemSource.' failed, because the user '.$shareWith.' is the original sharer';
$message = 'Sharing '.$itemSourceName .' failed, because the user '.$shareWith.' is the original sharer';
\OC_Log::write('OCP\Share', $message, \OC_Log::ERROR);
throw new \Exception($message);
}
// Check if share permissions is granted
if (self::isResharingAllowed() & & (int)$checkReshare['permissions'] & PERMISSION_SHARE) {
if (~(int)$checkReshare['permissions'] & $permissions) {
$message = 'Sharing '.$itemSource
$message = 'Sharing '.$itemSourceName
.' failed, because the permissions exceed permissions granted to '.$uidOwner;
\OC_Log::write('OCP\Share', $message, \OC_Log::ERROR);
throw new \Exception($message);
@ -1347,7 +1361,7 @@ class Share {
$filePath = $checkReshare['file_target'];
}
} else {
$message = 'Sharing '.$itemSource.' failed, because resharing is not allowed';
$message = 'Sharing '.$itemSourceName .' failed, because resharing is not allowed';
\OC_Log::write('OCP\Share', $message, \OC_Log::ERROR);
throw new \Exception($message);
}
Bjoern Schiessle
12 years ago