131 lines
4.3 KiB
C++
131 lines
4.3 KiB
C++
/**
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* @file llhttpassetstorage.h
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* @brief Class for loading asset data to/from an external source over http.
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*
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* Copyright (c) 2003-$CurrentYear$, Linden Research, Inc.
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* $License$
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*/
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#ifndef LLHTTPASSETSTORAGE_H
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#define LLHTTPASSETSTORAGE_H
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#include "llassetstorage.h"
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#include "curl/curl.h"
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class LLVFile;
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class LLHTTPAssetRequest;
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typedef void (*progress_callback)(void* userdata);
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struct LLTempAssetData;
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typedef std::map<LLUUID,LLTempAssetData> uuid_tempdata_map;
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class LLHTTPAssetStorage : public LLAssetStorage
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{
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public:
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LLHTTPAssetStorage(LLMessageSystem *msg, LLXferManager *xfer,
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LLVFS *vfs, const LLHost &upstream_host,
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const char *web_host,
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const char *local_web_host,
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const char *host_name);
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LLHTTPAssetStorage(LLMessageSystem *msg, LLXferManager *xfer,
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LLVFS *vfs,
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const char *web_host,
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const char *local_web_host,
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const char *host_name);
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virtual ~LLHTTPAssetStorage();
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virtual void storeAssetData(
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const LLUUID& uuid,
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LLAssetType::EType atype,
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LLStoreAssetCallback callback,
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void* user_data,
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bool temp_file = false,
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bool is_priority = false,
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bool store_local = false,
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const LLUUID& requesting_agent_id = LLUUID::null);
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virtual void storeAssetData(
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const char* filename,
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const LLUUID& asset_id,
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LLAssetType::EType atype,
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LLStoreAssetCallback callback,
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void* user_data,
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bool temp_file,
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bool is_priority);
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virtual LLSD getPendingDetails(ERequestType rt,
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LLAssetType::EType asset_type,
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const std::string& detail_prefix) const;
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virtual LLSD getPendingRequest(ERequestType rt,
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LLAssetType::EType asset_type,
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const LLUUID& asset_id) const;
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virtual bool deletePendingRequest(ERequestType rt,
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LLAssetType::EType asset_type,
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const LLUUID& asset_id);
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// Hack. One off curl download an URL to a file. Probably should be elsewhere.
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// Only used by lldynamicstate. The API is broken, and should be replaced with
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// a generic HTTP file fetch - Doug 9/25/06
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S32 getURLToFile(const LLUUID& uuid, LLAssetType::EType asset_type, const LLString &url, const char *filename, progress_callback callback, void *userdata);
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LLAssetRequest* findNextRequest(request_list_t& pending, request_list_t& running);
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void checkForTimeouts();
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static size_t curlDownCallback(void *data, size_t size, size_t nmemb, void *user_data);
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static size_t curlFileDownCallback(void *data, size_t size, size_t nmemb, void *user_data);
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static size_t curlUpCallback(void *data, size_t size, size_t nmemb, void *user_data);
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static size_t nullOutputCallback(void *data, size_t size, size_t nmemb, void *user_data);
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// Should only be used by the LLHTTPAssetRequest
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void addRunningRequest(ERequestType rt, LLHTTPAssetRequest* request);
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void removeRunningRequest(ERequestType rt, LLHTTPAssetRequest* request);
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request_list_t* getRunningList(ERequestType rt);
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const request_list_t* getRunningList(ERequestType rt) const;
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// Temp assets are stored on sim nodes, they have agent ID and location data associated with them.
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virtual void addTempAssetData(const LLUUID& asset_id, const LLUUID& agent_id, const std::string& host_name);
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virtual BOOL hasTempAssetData(const LLUUID& texture_id) const;
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virtual std::string getTempAssetHostName(const LLUUID& texture_id) const;
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virtual LLUUID getTempAssetAgentID(const LLUUID& texture_id) const;
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virtual void removeTempAssetData(const LLUUID& asset_id);
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virtual void removeTempAssetDataByAgentID(const LLUUID& agent_id);
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// Pass LLUUID::null for all
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virtual void dumpTempAssetData(const LLUUID& avatar_id) const;
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virtual void clearTempAssetData();
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protected:
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void _queueDataRequest(const LLUUID& uuid, LLAssetType::EType type,
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void (*callback)(LLVFS *vfs, const LLUUID&, LLAssetType::EType, void *, S32),
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void *user_data, BOOL duplicate, BOOL is_priority);
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private:
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void _init(const char *web_host, const char *local_web_host, const char* host_name);
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// This will return the correct base URI for any http asset request
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std::string getBaseURL(const LLUUID& asset_id, LLAssetType::EType asset_type);
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protected:
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std::string mBaseURL;
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std::string mLocalBaseURL;
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std::string mHostName;
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CURLM *mCurlMultiHandle;
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request_list_t mRunningDownloads;
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request_list_t mRunningUploads;
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request_list_t mRunningLocalUploads;
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uuid_tempdata_map mTempAssets;
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};
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#endif
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