/**
*
* 更新文件
*/
public function updateRefCountByIds($ids, $add = false)
{
$sql_str = 'UPDATE ' . FileVersion::model()->tableName() . ' SET ref_count=ref_count - 1 WHERE id = ?';
if ($add) {
$sql_str = 'UPDATE ' . FileVersion::model()->tableName() . ' SET ref_count=ref_count + 1 WHERE id = ?';
}
foreach ($ids as $id) {
// 文件版本引用次数减 1
$sql = Yii::app()->db->createCommand($sql_str);
$sql->execute(array($id));
}
}
/**
*获得文档类所有的文档
* @return array
*/
public function getDocBuildList()
{
$mimeTypeList = array("application/mspowerpoint", "application/msword", "application/msexcel", "application/pdf");
$data = array();
foreach ($mimeTypeList as $mimeType) {
$criteria = new CDbCriteria();
$criteria->condition = "mime_type=:mime_type and doc_convert_status=2";
$criteria->params = array("mime_type" => $mimeType);
$list = FileVersion::model()->findAll($criteria);
if (count($list) > 0) {
$list = $this->db2list($list);
foreach ($list as $item) {
array_push($data, $item);
}
}
}
return $data;
}
/**
* 根据路径，回复假删除文件
* @param string $path
* @param int $userId
* @param string $device
* @return bool
*/
public function recoverDelete($path, $userId, $device)
{
if (strlen($path) != 0) {
$path = "/" . $userId . $path;
$pathArr = explode('/', $path);
$jointPath = '/' . $userId;
for ($i = 2; $i < count($pathArr); $i++) {
$jointPath .= '/' . $pathArr[$i];
$criteria = new CDbCriteria();
$criteria->condition = "file_path = :path";
$criteria->params = array(":path" => $jointPath);
$item = UserFile::model()->find($criteria);
$item->is_deleted = 0;
$item->save();
}
} else {
$items = $this->getDeleteFile($userId, null, null, null, 1);
foreach ($items as $item) {
$pathArr = explode('/', $item['file_path']);
$jointPath = '/' . $userId;
for ($i = 2; $i < count($pathArr); $i++) {
$jointPath .= '/' . $pathArr[$i];
$criteria = new CDbCriteria();
$criteria->condition = "file_path = :path";
$criteria->params = array(":path" => $jointPath);
$item = UserFile::model()->find($criteria);
$item->is_deleted = 0;
$item->save();
}
}
}
/**
* 为创建事件做准备
*/
$file = MiniFile::getInstance()->getByPath($path);
$version = FileVersion::model()->findByPk($file["version_id"]);
$context = array("hash" => $version["file_signature"], "rev" => (int) $file['version_id'], "bytes" => (int) $file['file_size'], "update_time" => (int) $file['file_update_time'], "create_time" => (int) $file['file_create_time']);
$action = 3;
$context = serialize($context);
if ($file['file_type'] == 1) {
$context = $path;
$action = 0;
}
MiniEvent::getInstance()->createEvent($userId, $device['device_id'], $action, $path, $context, MiniUtil::getEventRandomString(MConst::LEN_EVENT_UUID), MSharesFilter::init());
return true;
}
/**
* 全部还原
*/
public function revertFileAll()
{
$models = $this->findAllByAttributes(array('is_deleted' => 1));
$device_id = Yii::app()->session["deviceId"];
foreach ($models as $model) {
$shareFilter = MSharesFilter::init();
$shareFilter->handlerCheckByFile($model['user_id'], $model);
$user_id = $model['user_id'];
$path = $model['file_path'];
$context = $path;
$event_uuid = MiniUtil::getEventRandomString(46);
$action = 0;
// 修改文件
if ($model['file_type'] == 0) {
//
// 如果是文件,需要创建版本
//
$user = Yii::app()->session['user'];
$device = UserDevice::model()->findByUserIdAndType($user['id'], CConst::DEVICE_WEB);
$deviceName = $device["user_device_name"];
$this->_saveFileMeta($path, $model['version_id'], $user['id'], $user['name'], CConst::WEB_RESTORE, $deviceName, $model['file_size']);
$action = CConst::CREATE_FILE;
$version = FileVersion::model()->findByPk($model["version_id"]);
$context = array("hash" => $version['file_signature'], "rev" => (int) $model["version_id"], "bytes" => (int) $model["file_size"]);
$context = serialize($context);
}
$model['event_uuid'] = $event_uuid;
$model["is_deleted"] = 0;
$model->save();
MiniEvent::getInstance()->createEvent($user_id, $device_id, $action, $path, $context, $event_uuid, $shareFilter->type);
}
return true;
}
/**
* 处理meta信息
* @param $metas
*/
private function handleMeta($metas)
{
$list = array();
if (empty($metas)) {
return;
}
$deleted = 0;
$last = $metas[count($metas) - 1];
//
// 如果最后一次操作是删除 则去掉
//
if ($last['type'] == MConst::DELETE) {
$deleted = $last['version_id'];
}
foreach ($metas as $index => $meta) {
// 防止出现只有一条记录的情况,产生场景重命名
if ($deleted == $meta['version_id'] && count($metas) > 1) {
$deleted = 0;
continue;
}
switch ($meta['type']) {
case MConst::CREATE_FILE:
case MConst::MODIFY_FILE:
case CConst::WEB_RESTORE:
array_push($list, $meta['version_id']);
break;
default:
break;
}
}
if (empty($list)) {
return;
}
FileVersion::model()->updateRefCountByIds($list);
}
/**
* 获得要删除的记录
* @param $limit
* @return array
*/
public function getCleanFiles($limit = 100)
{
$criteria = new CDbCriteria();
$criteria->condition = "ref_count<=0";
$criteria->limit = $limit;
$criteria->offset = 0;
$list = FileVersion::model()->findAll($criteria);
if (count($list) > 0) {
return $this->db2list($list);
}
return NULL;
}
/**
* 通过signature获得记录
* @param string $signature
* @return array
*/
private function get4DbBySignature($signature)
{
$item = FileVersion::model()->find("file_signature=:signature", array("signature" => $signature));
return $this->db2Item($item);
}
/**
* 冗余备份成功
* @param $signature
*/
public function replicateSuccess($signature)
{
$item = FileVersion::model()->find("file_signature=:file_signature", array("file_signature" => $signature));
if (isset($item)) {
$item->replicate_status = 2;
$item->save();
}
}
/**
* 为前30个文件生成冗余备份任务
* 并把任务推送到备份服务器
* @param int $limit
* @return int
*/
public function replicateFile($limit = 30)
{
$miniHost = PluginMiniStoreOption::getInstance()->getMiniyunHost();
$criteria = new CDbCriteria();
$criteria->condition = "replicate_status=0";
$criteria->limit = $limit;
$criteria->offset = 0;
$versions = FileVersion::model()->findAll($criteria);
$fileCount = 0;
foreach ($versions as $version) {
//设置replicate_status=1
$signature = $version->file_signature;
$version->replicate_status = 1;
$version->save();
//为其它节点生成冗余备份记录
$nodes = PluginMiniStoreNode::getInstance()->getReplicateNodes($signature);
foreach ($nodes as $node) {
$task = ReplicateTask::model()->find("file_signature=:file_signature and node_id=:node_id", array("file_signature" => $signature, "node_id" => $node["id"]));
if (!isset($task)) {
$task = new ReplicateTask();
$task->file_signature = $signature;
$task->node_id = $node["id"];
$task->status = 0;
$task->save();
$this->pushReplicateTask($miniHost, $task);
$fileCount++;
}
}
}
return $fileCount;
}
/**
*
* 合并历史版本
* @param array $metas
* @param int $limit
* @return array
* @since 1.0.7
*/
public static function mergeFileMetaVersion($metas, $limit = 0)
{
$list = array();
if (empty($metas)) {
return $metas;
}
$offset = $limit;
$limit = $limit == 0 ? count($metas) : $limit;
foreach ($metas as $index => $meta) {
if ($index > $limit - 1) {
break;
}
switch ($meta['type']) {
case MConst::CREATE_FILE:
case MConst::MODIFY_FILE:
case CConst::WEB_RESTORE:
array_push($list, $meta['version_id']);
break;
default:
break;
}
}
//
// 去掉前$offset个meta
//
$metas = array_slice($metas, $offset);
if (empty($list)) {
return $metas;
}
FileVersion::model()->updateRefCountByIds($list);
return $metas;
}
/** 创建meta信息
*/
public function handleFileMeta($filePath, $versionId, $userId, $userNick, $action, $deviceName, $fileSize)
{
//
// 查询之前的版本
//
$handler = new FileMeta();
$meta = $handler->getFileMeta($filePath, "version");
if (!$meta) {
$meta = new FileMeta();
$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"] = $value;
if ($action == MConst::CREATE_FILE || $action == MConst::MODIFY_FILE || $action == CConst::WEB_RESTORE) {
FileVersion::model()->updateRefCountByIds(array($versionId), TRUE);
}
return $meta->save();
}
/**
*
* 复制文件
* @param string $fromPath
* @param string $toPath
*/
private function handleCopyFile($fromPath, $toPath)
{
$createFolder = new CreateFolder();
$createFolder->_deviceId = $this->_deviceId;
$createFolder->_userId = $this->_userId;
$pathInfo = CUtils::pathinfo_utf($toPath);
$parentId = $createFolder->handleCreateByPath($pathInfo["dirname"]);
// 重命名
$name = $this->handleRename($parentId, $pathInfo["basename"]);
$toPath = $pathInfo["dirname"] . "/" . $name;
$version = FileVersion::model()->findByPk($this->from["version_id"]);
$hash = $version["file_signature"];
//
// 保存事件
//
$context = array("hash" => $hash, "rev" => (int) $this->from["version_id"], "bytes" => (int) $this->from["file_size"]);
//
// 如果是存在同名的已经删除的记录，则还原之
//
$target = UserFile::model()->findByAttributes(array("user_id" => $this->_userId, "file_path" => $this->toPath, "is_deleted" => 1));
if (!$target) {
$target = new UserFile();
$target["user_id"] = $this->_userId;
$target["parent_file_id"] = $parentId;
$target["file_create_time"] = time();
}
$target["file_type"] = 0;
$target["is_deleted"] = 0;
$target["version_id"] = $this->from["version_id"];
$target["file_size"] = $this->from["file_size"];
$target["file_path"] = $toPath;
$target["file_name"] = $name;
$target["file_update_time"] = time();
$target["event_uuid"] = MiniUtil::getEventRandomString(46);
$target->save();
// 创建meta
$this->handleFileMeta($toPath, $this->from["version_id"], $this->_userId, $this->_userNick, CConst::CREATE_FILE, $this->_deviceName, $this->from["file_size"]);
// 创建事件
MiniEvent::getInstance()->createEvent($this->_userId, $this->_deviceId, CConst::CREATE_FILE, $toPath, serialize($context), $target["event_uuid"]);
$this->to_share_filter->handlerAction(3, $this->_deviceId, $toPath, $context);
}
