/**
* 获取系统已用空间
*/
public function getUsedSpace()
{
$storeData = MiniUtil::getPluginMiniStoreData();
if (empty($storeData)) {
//非迷你存储模式
$remain = $this->getDiskFreeSpace();
//空闲空间 字节
$total = $this->getDiskTotalSpace();
//总空间 字节
$usedSpace = $this->_byteFormat(MiniVersion::getInstance()->getTotalSize());
$totalSpace = $this->_byteFormat($total);
$usedPercentage = $this->getUsedPercent();
//已用空间占的百分比
} else {
//迷你存储模式下，获得迷你存储所有节点的空间使用情况
$usedSpace = 0;
$totalSpace = 0;
$usedPercentage = 100;
$nodes = PluginMiniStoreNode::getInstance()->getNodeList();
foreach ($nodes as $node) {
if ($node["status"] == 1) {
$url = $node["host"] . "/api.php?route=store/info";
$content = file_get_contents($url);
if ($content != "") {
$disks = json_decode($content);
foreach ($disks as $disk) {
$usedSpace += $disk->{"used"};
$totalSpace += $disk->{"total"};
}
}
}
}
if ($totalSpace > 0) {
$usedPercentage = round($usedSpace / $totalSpace, 3) * 100;
}
$usedSpace = round($usedSpace / 1024 / 1024, 2);
$totalSpace = round($totalSpace / 1024 / 1024, 2);
}
//获得缓存空间大小
$tempDirectory = $this->getDirectorySize(BASE . 'temp');
$tempSize = $tempDirectory['size'];
$cacheSize = $this->countCache();
$cacheSpace = MiniUtil::formatSize($tempSize + $cacheSize);
$data = array();
$data['usedSpace'] = $usedSpace;
$data['totalSpace'] = $totalSpace;
$data['usedPercentage'] = $usedPercentage;
$data['cacheSpace'] = $cacheSpace;
return $data;
}
/**
* 设置站点信息
* @param $site
* @return array
*/
public function settingSiteInfo($site)
{
//迷你存储没有启用，将判断用户存储路径的完整性
$storeData = MiniUtil::getPluginMiniStoreData();
if (empty($storeData)) {
$fileStorePath = $site['fileStorePath'];
//文件存储路径的合法性检测
if (is_dir($fileStorePath) == false) {
return array('success' => false, 'msg' => 'dir_is_not_exist');
}
//
// 判断父目录是否存在
//
if (file_exists(dirname($fileStorePath)) == false) {
return array('success' => false, 'msg' => 'parent_dir_is_not_exist');
}
//
// 文件不存在
//
if (file_exists($fileStorePath) == false) {
mkdir($fileStorePath);
chmod($fileStorePath, 0755);
}
//
// 文件夹不可写
//
if (is_writable($fileStorePath) == false) {
return array('success' => false, 'msg' => 'dir_is_not_writable');
}
//修改文件存储配置
$this->setStorePath($site['fileStorePath']);
}
MiniOption::getInstance()->setOptionValue("miniyun_host", $site['miniyun_host']);
MiniOption::getInstance()->setOptionValue("site_title", $site['siteTitle']);
MiniOption::getInstance()->setOptionValue("site_name", $site['siteName']);
MiniOption::getInstance()->setOptionValue("site_default_space", $site['siteDefaultSpace']);
MiniOption::getInstance()->setOptionValue("site_company", $site['siteCompany']);
MiniOption::getInstance()->setOptionValue("user_register_enabled", $site['userRegisterEnabled']);
//如果是混合云版，则调整迷你存储的访问地址
if (MiniUtil::isMixCloudVersion()) {
$plugins = MiniUtil::getActivedPluginsInfo();
if (!empty($plugins)) {
foreach ($plugins as $plugin) {
if ($plugin["name"] === "miniStore") {
//创建默认迷你存储站点
PluginMiniStoreNode::getInstance()->createDefault();
}
}
}
}
return array('success' => true);
}
/**
* 获得有效文件下载地址
* @param string $signature 文件内容hash
* @param string $fileName 文件名
* @param string $mimeType 文件的mimeType
* @param int $forceDownload 是否要文件下载
* @return string
*/
public function getDownloadUrl($signature, $fileName, $mimeType, $forceDownload)
{
$node = $this->getDownloadNode($signature);
if (!empty($node)) {
//迷你存储服务器下载文件地址
//对网页的处理分为2种逻辑，-1种是直接显示内容，1种是文件直接下载
$data = array("route" => "file/download", "signature" => $signature, "node_id" => $node["id"], "file_name" => urlencode($fileName), "mime_type" => $mimeType, "force_download" => $forceDownload);
$url = $node["host"];
if (substr($url, strlen($url) - 1, 1) != "/") {
$url .= "/";
}
$url .= "api.php?";
foreach ($data as $key => $value) {
$url .= "&" . $key . "=" . $value;
}
//更新迷你存储节点状态，把新上传的文件数+1
PluginMiniStoreNode::getInstance()->newDownloadFile($node["id"]);
return $url;
}
return null;
}
/**
* 修改迷你存储节点状态
* @param string $name 节点名称
* @param string $status 节点状态
* @throws MiniException
*/
public function modifyNodeStatus($name, $status)
{
$node = PluginMiniStoreNode::getInstance()->getNodeByName($name);
if (empty($node)) {
throw new MiniException(100103);
}
if ($status == 1) {
//检查服务器状态，看看是否可以连接迷你存储服务器
$nodeStatus = PluginMiniStoreNode::getInstance()->checkNodeStatus($node["host"]);
if ($nodeStatus == -1) {
throw new MiniException(100104);
}
}
return PluginMiniStoreNode::getInstance()->modifyNodeStatus($name, $status);
}
/**
* 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;
}
/**
*获得插件信息
* @param $plugins 插件列表
* {
* "miniDoc":{}
* }
* @return array
*/
function setPluginInfo($plugins)
{
if (empty($plugins)) {
$plugins = array();
}
$storeNode = PluginMiniStoreNode::getInstance()->getUploadNode();
$data = array("node" => $storeNode);
array_push($plugins, array("name" => "miniStore", "data" => $data));
return $plugins;
}
/**
* 定时任务入口
* 场景1：检查各个迷你云节点状态
* 使用方式：每隔15秒执行一次
*/
public function actionCheckNodeStatus()
{
PluginMiniStoreNode::getInstance()->checkNodesStatus();
}
