/**
* 历史版本恢复
* @param int $deviceId
* @param string $filePath
* @param string $signature
* @return bool
*/
public function recover($deviceId, $filePath, $signature)
{
$version = MiniVersion::getInstance()->getBySignature($signature);
$file = $this->getModelByPath($filePath);
if ($version["id"] == $file['version_id']) {
return true;
}
$device = MiniUserDevice::getInstance()->getById($deviceId);
$userId = $device["user_id"];
$user = MiniUser::getInstance()->getUser($userId);
$userNick = $user["nick"];
// events表 相关操作
$userDeviceName = $device["user_device_name"];
$userDeviceId = $device["id"];
$signature = $version['file_signature'];
$action = CConst::MODIFY_FILE;
$file->file_update_time = time();
$context = array('hash' => $signature, 'rev' => (int) $version["id"], 'bytes' => (int) $version['file_size'], 'update_time' => (int) $file->file_update_time, 'create_time' => (int) $file['file_create_time']);
$filePath = $file['file_path'];
$eventUuid = MiniUtil::getEventRandomString(CConst::LEN_EVENT_UUID);
MiniEvent::getInstance()->createEvent($file['user_id'], $userDeviceId, $action, $filePath, serialize($context), $eventUuid);
//create event
// files表相关操作
$file->version_id = $version["id"];
$file->event_uuid = $eventUuid;
$file->file_size = $version['file_size'];
$file->save();
// meta表相关操作
$fileMeta = FileMeta::model()->find('file_path = ?', array($filePath));
$versions = CUtils::getFileVersions($userDeviceName, $version['file_size'], $version["id"], CConst::WEB_RESTORE, $userId, $userNick, $fileMeta['meta_value']);
$fileMeta->meta_value = $versions;
$fileMeta->save();
//更新版本引用数
MiniVersion::getInstance()->updateRefCountByIds(array($version["id"]), TRUE);
return true;
}
/**
* 为更名文件创建meta版本
*/
private function _saveFileMeta($filePath, $versionId, $userId, $userNick, $action, $deviceName, $fileSize)
{
//
// 获取文件旧版本
//
$meta = FileMeta::model()->findByAttributes(array('file_path' => $filePath, 'meta_key' => 'version'));
if (!$meta) {
$meta = new FileMeta();
$value = CUtils::getFileVersions($deviceName, $fileSize, $versionId, $action, $userId, $userNick);
$meta["file_path"] = $filePath;
$meta["meta_key"] = "version";
$meta["meta_value"] = serialize(array());
}
$value = CUtils::getFileVersions($deviceName, $fileSize, $versionId, $action, $userId, $userNick, $meta["meta_value"]);
$meta["meta_value"] = $value;
$meta->save();
if ($action == MConst::CREATE_FILE || $action == MConst::MODIFY_FILE || $action == CConst::WEB_RESTORE) {
FileVersion::model()->updateRefCountByIds(array($versionId), TRUE);
}
}
/**
* 清理file meta中多余的值
* @param $limit
*/
private function handleCleanFileMeta($limit)
{
$condition = 'meta_key="version" and file_path not in (';
$condition .= 'select file_path from ';
$condition .= UserFile::model()->tableName();
$condition .= ' where file_type = 0 ';
$condition .= ') limit ' . $limit;
$fileMetas = FileMeta::model()->findAll($condition);
foreach ($fileMetas as $fileMeta) {
$metas = unserialize($fileMeta['meta_value']);
$this->handleMeta($metas);
$fileMeta->delete();
}
}
/**
*
* 发生重命名的时候，更新meta信息
*/
private function handlerRenameShared()
{
$meta = FileMeta::model()->findByAttributes(array('file_path' => $this->_from, 'meta_key' => self::SHARED_META_FLAG));
if (!$meta) {
return false;
}
$meta_value = unserialize($meta['meta_value']);
$updates = $meta_value['slaves'];
//添加需要修改的权限用户的列表
$this->modifyShareUsers = array_keys($updates);
if ($meta_value['master'] == $this->_userId) {
$meta_value['path'] = $this->_to;
$updates[$this->_userId] = $this->_to;
} else {
$meta_value['slaves'][$this->_userId] = $this->_to;
$updates[$meta_value['master']] = $meta_value['path'];
}
$meta_value['send_msg'] = $this->_send_msg;
$meta_value = serialize($meta_value);
FileMeta::model()->updateAll(array('meta_value' => $meta_value, 'file_path' => $this->_to), 'meta_key=:meta_key and file_path=:file_path', array(':meta_key' => self::SHARED_META_FLAG, ':file_path' => $this->_from));
foreach ($updates as $v) {
FileMeta::model()->updateAll(array('meta_value' => $meta_value), 'meta_key=:meta_key and file_path=:file_path', array(':meta_key' => self::SHARED_META_FLAG, ':file_path' => $v));
}
return true;
}
/**
* 根据from_path和meta_key=‘create_id’改file_path
* @param $fromPath
* @param $key
* @param $toPath
* @param $fileType
* @return bool
*/
public function modifyFilePath($fromPath, $key, $toPath, $fileType)
{
if ($fileType == 0) {
//文件时候meta信息如下处理
$criteria = new CDbCriteria();
$criteria->condition = "meta_key=:meta_key and file_path=:file_path";
$criteria->params = array("meta_key" => $key, "file_path" => $fromPath);
$item = FileMeta::model()->find($criteria);
if (!empty($item)) {
$item->file_path = $toPath;
$item->save();
}
return true;
} else {
//目录时meta信息如下处理
$fromPathArr = explode('/', $fromPath);
$toPathArr = explode('/', $toPath);
$fromPathArrCount = count($fromPathArr);
$toPathArrCount = count($toPathArr);
$toFolderName = $toPathArr[$toPathArrCount - 1];
$criteria = new CDbCriteria();
$criteria->condition = "meta_key=:meta_key and file_path like :file_path";
$criteria->params = array("meta_key" => $key, "file_path" => $fromPath . '%');
$items = FileMeta::model()->findAll($criteria);
foreach ($items as $item) {
$itemPath = $item->file_path;
$itemPathArr = explode('/', $itemPath);
$itemPathArr[$fromPathArrCount - 1] = $toFolderName;
$itemPathArrCount = count($itemPathArr);
$newPath = "";
for ($i = 1; $i < $itemPathArrCount; $i++) {
$newPath .= '/' . $itemPathArr[$i];
}
$item->file_path = $newPath;
$item->save();
}
return true;
}
}
/**
*
* 获得文件自身默认的权限
*
* @since 1.0.7
*/
public function getFilePrivilege($file_path)
{
$meta = false;
$count = substr_count($file_path, "/");
while ($count > 1) {
$meta = FileMeta::model()->find('file_path=:file_path and meta_key=:permission', array(':file_path' => $file_path, ':permission' => 'permission'));
if (!empty($meta)) {
break;
} else {
$fileInfo = pathinfo($file_path);
$file_path = $fileInfo["dirname"];
$count = substr_count($file_path, "/");
}
}
if (!$meta) {
return false;
}
return unserialize($meta->meta_value);
}
/**
* move 执行入口
* @param bool $isPath - Use path to move if true ,or use id.
*/
public function invoke($isPath = true)
{
// 初始化入口
$device = new UserDevice();
$device = $device->findByUserIdAndType($this->_userId, CConst::DEVICE_WEB);
$this->_deviceId = $device["id"];
$this->_deviceName = $device["user_device_name"];
$user = User::model()->findByPk($this->_userId);
$this->_userNick = $user["user_name"];
$this->master = $this->_userId;
//
// 空间检查
//
$this->handleSpace();
if ($isPath) {
$this->fromPath = CUtils::convertStandardPath($this->fromPath);
$this->toPath = CUtils::convertStandardPath($this->toPath);
$this->initByPath();
} else {
$this->initById();
}
//
// 判断是否是共享
//
$from_share_filter = MSharesFilter::init();
$from_share_filter->handlerCheckByFile($this->_userId, $this->from);
$this->rename = false;
if ($from_share_filter->_is_shared_path && $this->toParent['id'] == 0) {
$this->rename = true;
} elseif ($from_share_filter->is_shared) {
$this->master = $from_share_filter->master;
$this->fromPath = '/' . $this->master . $from_share_filter->_path;
$this->from = UserFile::model()->findByAttributes(array('is_deleted' => 0, 'file_path' => $this->fromPath));
if (!$this->from) {
throw new ApiException("Not found");
}
}
//
// 检查移动原路径与目标路径是否一致，一致则返回成功
//
if ($this->fromPath === $this->toPath) {
$this->handleResult(false, 0, "已存在同名的文件");
return;
}
//
// 检查是否移动到其子目录下
//
if (strpos($this->toPath, $this->fromPath . "/") === 0) {
$this->result["msg"] = "不能移动到子目录";
return;
}
if ($this->toPath == "/{$this->_userId}" || $this->toPath == "/{$this->_userId}/") {
$this->result["msg"] = "目标目录不存在";
return;
}
//
// 命名检查
//
if (CUtils::checkNameInvalid($this->toPath) != 0 || CUtils::checkNameInvalid($this->toPath) != 0) {
$this->result["msg"] = "命名不能包含下列字符串： ^|?*\\<\":>";
return;
}
//
// 存在同名的则，拒绝
//
$target = UserFile::model()->findByAttributes(array("user_id" => $this->_userId, "file_path" => $this->toPath, "is_deleted" => 0));
if ($target) {
$this->handleResult(false, 0, "已存在同名的文件");
return;
}
$index = strlen("/{$this->from['user_id']}");
$fpath = substr_replace($this->fromPath, "", 0, $index);
$index = strlen("/{$this->toParent['user_id']}");
$tpath = substr_replace($this->toPath, "", 0, $index);
//
// 检查移动方式
//
if ($isPath == false && $this->rename == false && ($from_share_filter->handlerCheckMove($from_share_filter->master, $this->to_share_filter->master, $fpath, $tpath) || $this->to_share_filter->is_shared)) {
//
// 先copy再删除,如果是移动共享文件夹则只copy，再执行shareManager取消共享
//
$copy = new Copy();
$copy->_userId = $this->_userId;
$copy->toId = $this->toParent['id'];
$copy->fromId = $this->from['id'];
try {
$copy->invoke(false);
} catch (Exception $e) {
$this->result["msg"] = "操作失败";
return;
}
if ($this->from['file_type'] == 2 && $this->from['user_id'] != $this->to_share_filter->operator) {
$file_meta = FileMeta::model()->findByAttributes(array('meta_key' => 'shared_folders', 'file_path' => $this->from['file_path']));
if (!$file_meta) {
$this->result["msg"] = "操作失败";
return;
}
$meta_value = unserialize($file_meta['meta_value']);
$slaves = $meta_value['slaves'];
$this->from = UserFile::model()->findByAttributes(array('file_path' => $slaves[$this->to_share_filter->operator], 'is_deleted' => 0));
if (!$this->from) {
$this->result["msg"] = "操作失败";
return;
}
}
$del = new Delete();
$del->_userId = $this->from['user_id'];
try {
$del->invoke($this->from['id']);
$trash = new Trash();
$trash->_userId = $this->master;
$trash->fromIds = $this->from['id'];
$trash->invoke(Trash::DELETE);
} catch (Exception $e) {
$this->result["msg"] = "操作失败";
return;
}
if ($copy->result['state'] && $del->result['state']) {
$this->handleResult(true, 0, "操作成功");
$this->result["data"][$this->fromId]["state"] = true;
}
return;
}
// 文件直接进行移动
if ($this->from["file_type"] == 0) {
$this->handleMoveFile($this->fromPath, $this->toPath);
} else {
// 文件夹涉及子对象
$this->handleMoveFolder($this->fromPath, $this->toPath);
}
$this->handleResult(true, 0, "操作成功");
$this->result["data"][$this->fromId]["state"] = true;
}
/**
* 根据path找到共享
*/
public function handlerFindSlave($user_id, $path)
{
$meta = FileMeta::model()->findByAttributes(array('file_path' => $path, 'meta_key' => ShareManager::SHARED_META_FLAG));
if (!$meta) {
return false;
}
$meta_value = unserialize($meta['meta_value']);
$slaves = $meta_value['slaves'];
$slaves[$meta_value['master']] = $meta_value['path'];
if (isset($slaves[$user_id])) {
$file = UserFile::model()->findByAttributes(array('file_path' => $meta_value['path']));
if ($file) {
return $file['id'];
}
}
return false;
}
