/**
* 静态方法, 单例统一访问入口
* @return object 返回对象的唯一实例
*/
public static function getInstance()
{
if (is_null(self::$_instance) || !isset(self::$_instance)) {
self::$_instance = new self();
}
return self::$_instance;
}
public function delete($path)
{
$userId = $this->user["id"];
$absolutePath = MiniUtil::joinPath($path);
$file = MiniFile::getInstance()->getByPath($absolutePath);
$id = $file['id'];
$link = MiniLink::getInstance()->getByFileId($id);
$linkId = $link["id"];
$share = MiniLink::getInstance()->deleteById($userId, $id);
MiniChooserLink::getInstance()->deleteByLinkId($linkId);
if ($share) {
return true;
} else {
return false;
}
}
/**
* 形成最终第三方所需数据
*/
public function generateFileData($appKey, $session, $linkType)
{
//todo appKey检测
if ($linkType != MiniLink::$DIRECT_LINK) {
$linkType = MiniLink::$PREVIEW_LINK;
}
$links = MiniChooserLink::getInstance()->getBySession($session);
foreach ($links as $link) {
$files = MiniLink::getInstance()->getById($link['link_id']);
$fileId = $files['file_id'];
$shareKey = $files['share_key'];
$fileInfo = $this->getLink($fileId, $linkType, $shareKey);
$filesInfo['list'][] = $fileInfo;
}
$filesInfo['success'] = true;
if ($filesInfo['list'] == null) {
$filesInfo['success'] = false;
}
return $filesInfo;
}
/**
* 创建外链
*/
public function createLink($linkType, $password, $expiryTime)
{
$result = $this->valid();
if ($result["success"] === false) {
return $result;
}
$file = $this->file;
//创建外链
$link = MiniLink::getInstance()->create($this->user["id"], $file["id"], $password, $expiryTime);
//创建外链属性
MiniChooserLink::getInstance()->create($link["id"], $this->appKey, $this->session);
//返回直链或预览链接
$data = array();
$data["success"] = true;
$data["name"] = $file["file_name"];
$data["bytes"] = intval($file["file_size"] + "");
//获得文件的icon
$fileType = $file["file_type"];
//根据文件后缀，如果为jpg/jpeg/gif/png就直接显示缩略图
$ext = MiniUtil::getFileExtension($file["file_name"]);
if ($ext == "jpg" || $ext == "jpeg" || $ext == "png" || $ext == "gif") {
$data["thumbnail_link"] = MiniHttp::createUrl("link/thumbnail/key/" . $link["share_key"]);
} else {
$data["thumbnail_link"] = "";
}
if ($linkType == MiniLink::$PREVIEW_LINK) {
$data["link"] = MiniHttp::createUrl("link/access/key/" . $link["share_key"]);
} else {
$data["link"] = MiniHttp::createUrl("link/direct/key/" . $link["share_key"]);
}
return $data;
}