/**************************************************************************** Copyright (c) 2013 cocos2d-x.org Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd. http://www.cocos2d-x.org Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. ****************************************************************************/ #ifndef __Manifest__ #define __Manifest__ #include #include #include #include "extensions/ExtensionMacros.h" #include "extensions/ExtensionExport.h" #include "network/CCDownloader.h" #include "platform/CCFileUtils.h" #include "json/document-wrapper.h" NS_CC_EXT_BEGIN struct DownloadUnit { std::string srcUrl; std::string storagePath; std::string customId; float size; }; struct ManifestAsset { std::string md5; std::string path; bool compressed; float size; int downloadState; }; typedef std::unordered_map DownloadUnits; class CC_EX_DLL Manifest : public Ref { public: friend class AssetsManagerEx; //! The type of difference enum class DiffType { ADDED, DELETED, MODIFIED }; enum DownloadState { UNSTARTED, DOWNLOADING, SUCCESSED, UNMARKED }; //! Asset object typedef ManifestAsset Asset; //! Object indicate the difference between two Assets struct AssetDiff { Asset asset; DiffType type; }; /** @brief Check whether the version informations have been fully loaded */ bool isVersionLoaded() const; /** @brief Check whether the manifest have been fully loaded */ bool isLoaded() const; /** @brief Gets remote package url. */ const std::string& getPackageUrl() const; /** @brief Gets remote manifest file url. */ const std::string& getManifestFileUrl() const; /** @brief Gets remote version file url. */ const std::string& getVersionFileUrl() const; /** @brief Gets manifest version. */ const std::string& getVersion() const; /** @brief Get the search paths list related to the Manifest. */ std::vector getSearchPaths() const; protected: /** @brief Constructor for Manifest class * @param manifestUrl Url of the local manifest */ Manifest(const std::string& manifestUrl = ""); /** @brief Load the json file into local json object * @param url Url of the json file */ void loadJson(const std::string& url); /** @brief Parse the version file information into this manifest * @param versionUrl Url of the local version file */ void parseVersion(const std::string& versionUrl); /** @brief Parse the manifest file information into this manifest * @param manifestUrl Url of the local manifest */ void parse(const std::string& manifestUrl); /** @brief Check whether the version of this manifest equals to another. * @param b The other manifest * @return Equal or not */ bool versionEquals(const Manifest *b) const; /** @brief Check whether the version of this manifest is greater than another. * @param b The other manifest * @param [handle] Customized comparasion handle function * @return Greater or not */ bool versionGreater(const Manifest *b, const std::function& handle) const; /** @brief Generate difference between this Manifest and another. * @param b The other manifest */ std::unordered_map genDiff(const Manifest *b) const; /** @brief Generate resuming download assets list * @param units The download units reference to be modified by the generation result */ void genResumeAssetsList(DownloadUnits *units) const; /** @brief Prepend all search paths to the FileUtils. */ void prependSearchPaths(); void loadVersion(const rapidjson::Document &json); void loadManifest(const rapidjson::Document &json); void saveToFile(const std::string &filepath); Asset parseAsset(const std::string &path, const rapidjson::Value &json); void clear(); /** @brief Gets all groups. */ const std::vector& getGroups() const; /** @brief Gets all groups version. */ const std::unordered_map& getGroupVerions() const; /** @brief Gets version for the given group. * @param group Key of the requested group */ const std::string& getGroupVersion(const std::string &group) const; /** * @brief Gets assets. * @lua NA */ const std::unordered_map& getAssets() const; /** @brief Set the download state for an asset * @param key Key of the asset to set * @param state The current download state of the asset */ void setAssetDownloadState(const std::string &key, const DownloadState &state); void setManifestRoot(const std::string &root) {_manifestRoot = root;}; private: //! Indicate whether the version informations have been fully loaded bool _versionLoaded; //! Indicate whether the manifest have been fully loaded bool _loaded; //! Reference to the global file utils FileUtils *_fileUtils; //! The local manifest root std::string _manifestRoot; //! The remote package url std::string _packageUrl; //! The remote path of manifest file std::string _remoteManifestUrl; //! The remote path of version file [Optional] std::string _remoteVersionUrl; //! The version of local manifest std::string _version; //! All groups exist in manifest [Optional] std::vector _groups; //! The versions of all local group [Optional] std::unordered_map _groupVer; //! The version of local engine std::string _engineVer; //! Full assets list std::unordered_map _assets; //! All search paths std::vector _searchPaths; rapidjson::Document _json; }; NS_CC_EXT_END #endif /* defined(__Manifest__) */