138 lines
4.1 KiB
PHP
138 lines
4.1 KiB
PHP
<?php
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/**
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* Copyright (c) 2012 Sam Tuke <samtuke@owncloud.com>
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* This file is licensed under the Affero General Public License version 3 or
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* later.
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* See the COPYING-README file.
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*/
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/**
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* This class contains all hooks.
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*/
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namespace OCA\Files_Versions;
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class Hooks {
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public static function connectHooks() {
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// Listen to write signals
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\OCP\Util::connectHook('OC_Filesystem', 'write', 'OCA\Files_Versions\Hooks', 'write_hook');
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// Listen to delete and rename signals
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\OCP\Util::connectHook('OC_Filesystem', 'post_delete', 'OCA\Files_Versions\Hooks', 'remove_hook');
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\OCP\Util::connectHook('OC_Filesystem', 'delete', 'OCA\Files_Versions\Hooks', 'pre_remove_hook');
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\OCP\Util::connectHook('OC_Filesystem', 'post_rename', 'OCA\Files_Versions\Hooks', 'rename_hook');
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\OCP\Util::connectHook('OC_Filesystem', 'post_copy', 'OCA\Files_Versions\Hooks', 'copy_hook');
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\OCP\Util::connectHook('OC_Filesystem', 'rename', 'OCA\Files_Versions\Hooks', 'pre_renameOrCopy_hook');
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\OCP\Util::connectHook('OC_Filesystem', 'copy', 'OCA\Files_Versions\Hooks', 'pre_renameOrCopy_hook');
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}
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/**
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* listen to write event.
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*/
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public static function write_hook( $params ) {
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if (\OCP\App::isEnabled('files_versions')) {
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$path = $params[\OC\Files\Filesystem::signal_param_path];
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if($path<>'') {
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Storage::store($path);
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}
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}
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}
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/**
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* Erase versions of deleted file
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* @param array $params
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*
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* This function is connected to the delete signal of OC_Filesystem
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* cleanup the versions directory if the actual file gets deleted
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*/
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public static function remove_hook($params) {
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if (\OCP\App::isEnabled('files_versions')) {
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$path = $params[\OC\Files\Filesystem::signal_param_path];
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if($path<>'') {
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Storage::delete($path);
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}
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}
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}
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/**
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* mark file as "deleted" so that we can clean up the versions if the file is gone
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* @param array $params
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*/
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public static function pre_remove_hook($params) {
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$path = $params[\OC\Files\Filesystem::signal_param_path];
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if($path<>'') {
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Storage::markDeletedFile($path);
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}
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}
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/**
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* rename/move versions of renamed/moved files
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* @param array $params array with oldpath and newpath
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*
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* This function is connected to the rename signal of OC_Filesystem and adjust the name and location
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* of the stored versions along the actual file
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*/
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public static function rename_hook($params) {
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if (\OCP\App::isEnabled('files_versions')) {
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$oldpath = $params['oldpath'];
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$newpath = $params['newpath'];
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if($oldpath<>'' && $newpath<>'') {
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Storage::renameOrCopy($oldpath, $newpath, 'rename');
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}
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}
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}
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/**
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* copy versions of copied files
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* @param array $params array with oldpath and newpath
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*
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* This function is connected to the copy signal of OC_Filesystem and copies the
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* the stored versions to the new location
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*/
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public static function copy_hook($params) {
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if (\OCP\App::isEnabled('files_versions')) {
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$oldpath = $params['oldpath'];
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$newpath = $params['newpath'];
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if($oldpath<>'' && $newpath<>'') {
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Storage::renameOrCopy($oldpath, $newpath, 'copy');
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}
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}
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}
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/**
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* Remember owner and the owner path of the source file.
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* If the file already exists, then it was a upload of a existing file
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* over the web interface and we call Storage::store() directly
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*
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* @param array $params array with oldpath and newpath
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*
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*/
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public static function pre_renameOrCopy_hook($params) {
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if (\OCP\App::isEnabled('files_versions')) {
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// if we rename a movable mount point, then the versions don't have
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// to be renamed
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$absOldPath = \OC\Files\Filesystem::normalizePath('/' . \OCP\User::getUser() . '/files' . $params['oldpath']);
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$manager = \OC\Files\Filesystem::getMountManager();
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$mount = $manager->find($absOldPath);
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$internalPath = $mount->getInternalPath($absOldPath);
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if ($internalPath === '' and $mount instanceof \OC\Files\Mount\MoveableMount) {
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return;
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}
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$view = new \OC\Files\View(\OCP\User::getUser() . '/files');
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if ($view->file_exists($params['newpath'])) {
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Storage::store($params['newpath']);
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} else {
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Storage::setSourcePathAndUser($params['oldpath']);
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}
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}
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}
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}
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