// automatically attempted when the file is written to disk -
// we are handling that separately here and we don't want to
// get into an infinite loop
- //\OC_FileProxy::$enabled = false;
+ $proxyStatus = \OC_FileProxy::$enabled;
+ \OC_FileProxy::$enabled = false;
// Get the length of the unencrypted data that we are handling
$length = strlen( $data );
}
- // Fetch user's public key
- $this->publicKey = Keymanager::getPublicKey( $this->rootView, $this->userId );
-
- // Check if OC sharing api is enabled
- $sharingEnabled = \OCP\Share::isEnabled();
-
- $util = new Util( $this->rootView, $this->userId );
-
- // Get all users sharing the file includes current user
- $uniqueUserIds = $util->getSharingUsersArray( $sharingEnabled, $this->relPath, $this->userId);
-
- // Fetch public keys for all sharing users
- $publicKeys = Keymanager::getPublicKeys( $this->rootView, $uniqueUserIds );
- // Encrypt enc key for all sharing users
- $this->encKeyfiles = Crypt::multiKeyEncrypt( $this->plainKey, $publicKeys );
-
- $view = new \OC_FilesystemView( '/' );
-
- // Save the new encrypted file key
- Keymanager::setFileKey( $this->rootView, $this->relPath, $this->userId, $this->encKeyfiles['data'] );
-
- // Save the sharekeys
- Keymanager::setShareKeys( $view, $this->relPath, $this->encKeyfiles['keys'] );
// If extra data is left over from the last round, make sure it
// is integrated into the next 6126 / 8192 block
$this->size = max( $this->size, $pointer + $length );
$this->unencryptedSize += $length;
+ \OC_FileProxy::$enabled = $proxyStatus;
+
return $length;
}
}
public function stream_close() {
-
- $this->flush();
+
+ $this->flush();
if (
$this->meta['mode']!='r'
and $this->meta['mode']!='rb'
) {
+
+ // Disable encryption proxy to prevent recursive calls
+ $proxyStatus = \OC_FileProxy::$enabled;
+ \OC_FileProxy::$enabled = false;
+
+ // Fetch user's public key
+ $this->publicKey = Keymanager::getPublicKey( $this->rootView, $this->userId );
+
+ // Check if OC sharing api is enabled
+ $sharingEnabled = \OCP\Share::isEnabled();
+
+ $util = new Util( $this->rootView, $this->userId );
+
+ // Get all users sharing the file includes current user
+ $uniqueUserIds = $util->getSharingUsersArray( $sharingEnabled, $this->relPath, $this->userId);
+
+ // Fetch public keys for all sharing users
+ $publicKeys = Keymanager::getPublicKeys( $this->rootView, $uniqueUserIds );
+
+ // Encrypt enc key for all sharing users
+ $this->encKeyfiles = Crypt::multiKeyEncrypt( $this->plainKey, $publicKeys );
+
+ $view = new \OC_FilesystemView( '/' );
+
+ // Save the new encrypted file key
+ Keymanager::setFileKey( $this->rootView, $this->relPath, $this->userId, $this->encKeyfiles['data'] );
+
+ // Save the sharekeys
+ Keymanager::setShareKeys( $view, $this->relPath, $this->encKeyfiles['keys'] );
+
+ // Re-enable proxy - our work is done
+ \OC_FileProxy::$enabled = $proxyStatus;
+
\OC\Files\Filesystem::putFileInfo( $this->relPath, array( 'encrypted' => 1, 'size' => $this->size, 'unencrypted_size' => $this->unencryptedSize ), '' );
}