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| -rw-r--r-- | xbmc/addons/AddonManager.h | 696 |
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diff --git a/xbmc/addons/AddonManager.h b/xbmc/addons/AddonManager.h new file mode 100644 index 0000000..cdce156 --- /dev/null +++ b/xbmc/addons/AddonManager.h @@ -0,0 +1,696 @@ +/* + * Copyright (C) 2005-2018 Team Kodi + * This file is part of Kodi - https://kodi.tv + * + * SPDX-License-Identifier: GPL-2.0-or-later + * See LICENSES/README.md for more information. + */ + +#pragma once + +#include "threads/CriticalSection.h" +#include "utils/EventStream.h" + +#include <map> +#include <memory> +#include <mutex> +#include <set> +#include <string> +#include <vector> + +namespace ADDON +{ +enum class AddonDisabledReason; +enum class AddonOriginType; +enum class AddonType; +enum class AddonUpdateRule; +enum class AllowCheckForUpdates : bool; + +class CAddonDatabase; +class CAddonUpdateRules; +class CAddonVersion; +class IAddonMgrCallback; + +class CAddonInfo; +using AddonInfoPtr = std::shared_ptr<CAddonInfo>; +using ADDON_INFO_LIST = std::map<std::string, AddonInfoPtr>; + +class IAddon; +using AddonPtr = std::shared_ptr<IAddon>; +using VECADDONS = std::vector<AddonPtr>; + +struct AddonEvent; +struct AddonWithUpdate; +struct DependencyInfo; +struct RepositoryDirInfo; + +using AddonInstanceId = uint32_t; + +enum class AddonCheckType : bool +{ + OUTDATED_ADDONS, + AVAILABLE_UPDATES, +}; + +enum class OnlyEnabled : bool +{ + CHOICE_YES = true, + CHOICE_NO = false, +}; + +enum class OnlyEnabledRootAddon : bool +{ + CHOICE_YES = true, + CHOICE_NO = false, +}; + +enum class CheckIncompatible : bool +{ + CHOICE_YES = true, + CHOICE_NO = false, +}; + +/** + * Class - CAddonMgr + * Holds references to all addons, enabled or + * otherwise. Services the generic callbacks available + * to all addon variants. + */ +class CAddonMgr +{ +public: + bool ReInit() + { + DeInit(); + return Init(); + } + bool Init(); + void DeInit(); + + CAddonMgr(); + CAddonMgr(const CAddonMgr&) = delete; + virtual ~CAddonMgr(); + + CEventStream<AddonEvent>& Events() { return m_events; } + CEventStream<AddonEvent>& UnloadEvents() { return m_unloadEvents; } + + IAddonMgrCallback* GetCallbackForType(AddonType type); + bool RegisterAddonMgrCallback(AddonType type, IAddonMgrCallback* cb); + void UnregisterAddonMgrCallback(AddonType type); + + /*! \brief Retrieve a specific addon (of a specific type) + \param id the id of the addon to retrieve. + \param addon[out] the retrieved addon pointer - only use if the function returns true. + \param type type of addon to retrieve - defaults to any type. + \param onlyEnabled whether we only want enabled addons - set to false to allow both enabled and disabled addons - defaults to true. + \return true if an addon matching the id of the given type is available and is enabled (if onlyEnabled is true). + */ + bool GetAddon(const std::string& id, + AddonPtr& addon, + AddonType type, + OnlyEnabled onlyEnabled) const; + + /*! \brief Retrieve a specific addon (of no specific type) + \param id the id of the addon to retrieve. + \param addon[out] the retrieved addon pointer - only use if the function returns true. + \param onlyEnabled whether we only want enabled addons - set to false to allow both enabled and disabled addons - defaults to true. + \return true if an addon matching the id of any type is available and is enabled (if onlyEnabled is true). + */ + bool GetAddon(const std::string& id, AddonPtr& addon, OnlyEnabled onlyEnabled) const; + + bool HasType(const std::string& id, AddonType type); + + bool HasAddons(AddonType type); + + bool HasInstalledAddons(AddonType type); + + /*! Returns all installed, enabled and incompatible (and disabled) add-ons. */ + bool GetAddonsForUpdate(VECADDONS& addons) const; + + /*! Returns all installed, enabled add-ons. */ + bool GetAddons(VECADDONS& addons) const; + + /*! Returns enabled add-ons with given type. */ + bool GetAddons(VECADDONS& addons, AddonType type); + + /*! Returns all installed, including disabled. */ + bool GetInstalledAddons(VECADDONS& addons); + + /*! Returns installed add-ons, including disabled, with given type. */ + bool GetInstalledAddons(VECADDONS& addons, AddonType type); + + bool GetDisabledAddons(VECADDONS& addons); + + bool GetDisabledAddons(VECADDONS& addons, AddonType type); + + /*! Get all installable addons */ + bool GetInstallableAddons(VECADDONS& addons); + + bool GetInstallableAddons(VECADDONS& addons, AddonType type); + + /*! \brief Get the installable addon depending on install rules + * or fall back to highest version. + * \note This function gets called in different contexts. If it's + * called for checking possible updates for already installed addons + * our update restriction rules apply. + * If it's called to (for example) populate an addon-select-dialog + * the addon is not installed yet, and we have to fall back to the + * highest version. + * \param addonId addon to check for update or installation + * \param addon[out] the retrieved addon pointer - only use if the function returns true. + * \return true if an addon matching the id is available. + */ + bool FindInstallableById(const std::string& addonId, AddonPtr& addon); + + void AddToUpdateableAddons(AddonPtr& pAddon); + void RemoveFromUpdateableAddons(AddonPtr& pAddon); + bool ReloadSettings(const std::string& addonId, AddonInstanceId instanceId); + + /*! Get addons with available updates */ + std::vector<std::shared_ptr<IAddon>> GetAvailableUpdates() const; + + /*! Get addons that are outdated */ + std::vector<std::shared_ptr<IAddon>> GetOutdatedAddons() const; + + /*! Returns true if there is any addon with available updates, otherwise false */ + bool HasAvailableUpdates(); + + /*! + * \brief Checks if the passed in addon is an orphaned dependency + * \param addon the add-on/dependency to check + * \param allAddons vector of all installed add-ons + * \return true or false + */ + bool IsOrphaned(const std::shared_ptr<IAddon>& addon, + const std::vector<std::shared_ptr<IAddon>>& allAddons) const; + + /*! \brief Checks for new / updated add-ons + \return True if everything went ok, false otherwise + */ + bool FindAddons(); + + /*! \brief Checks whether given addon with given origin/version is installed + * \param addonId addon to check + * \param origin origin to check + * \param addonVersion version to check + * \return True if installed, false otherwise + */ + bool FindAddon(const std::string& addonId, + const std::string& origin, + const CAddonVersion& addonVersion); + + /*! + * @brief Fills the the provided vector with the list of incompatible + * enabled addons and returns if there's any. + * + * @param[out] incompatible List of incompatible addons + * @return true if there are incompatible addons + */ + bool GetIncompatibleEnabledAddonInfos(std::vector<AddonInfoPtr>& incompatible) const; + + /*! + * Migrate all the addons (updates all addons that have an update pending and disables those + * that got incompatible) + * + * @return list of all addons (infos) that were modified. + */ + std::vector<AddonInfoPtr> MigrateAddons(); + + /*! + * @brief Try to disable addons in the given list. + * + * @param[in] incompatible List of incompatible addon infos + * @return list of all addon Infos that were disabled + */ + std::vector<AddonInfoPtr> DisableIncompatibleAddons( + const std::vector<AddonInfoPtr>& incompatible); + + /*! + * Install available addon updates, if any. + * @param wait If kodi should wait for all updates to download and install before returning + */ + void CheckAndInstallAddonUpdates(bool wait) const; + + /*! + * @note: should only be called by AddonInstaller + * + * Unload addon from the system. Returns true if it was unloaded, otherwise false. + */ + bool UnloadAddon(const std::string& addonId); + + /*! + * @note: should only be called by AddonInstaller + * + * Returns true if the addon was successfully loaded and enabled; otherwise false. + */ + bool LoadAddon(const std::string& addonId, + const std::string& origin, + const CAddonVersion& addonVersion); + + /*! @note: should only be called by AddonInstaller + * + * Hook for clearing internal state after uninstall. + */ + void OnPostUnInstall(const std::string& id); + + /*! \brief Disable an addon. Returns true on success, false on failure. */ + bool DisableAddon(const std::string& ID, AddonDisabledReason disabledReason); + + /*! \brief Updates reason for a disabled addon. Returns true on success, false on failure. */ + bool UpdateDisabledReason(const std::string& id, AddonDisabledReason newDisabledReason); + + /*! \brief Enable an addon. Returns true on success, false on failure. */ + bool EnableAddon(const std::string& ID); + + /* \brief Check whether an addon has been disabled via DisableAddon. + In case the disabled cache does not know about the current state the database routine will be used. + \param ID id of the addon + \sa DisableAddon + */ + bool IsAddonDisabled(const std::string& ID) const; + + /*! + * @brief Check whether an addon has been disabled via DisableAddon except for a particular + * reason In case the disabled cache does not know about the current state the database routine + * will be used. + * @param[in] ID id of the addon + * @param[in] disabledReason the reason that will be an exception to being disabled + * @return true if the addon was disabled except for the specified reason + * @sa DisableAddon + */ + bool IsAddonDisabledExcept(const std::string& ID, AddonDisabledReason disabledReason) const; + + /* \brief Checks whether an addon can be disabled via DisableAddon. + \param ID id of the addon + \sa DisableAddon + */ + bool CanAddonBeDisabled(const std::string& ID); + + bool CanAddonBeEnabled(const std::string& id); + + /* \brief Checks whether an addon is installed. + \param ID id of the addon + */ + bool IsAddonInstalled(const std::string& ID); + + /* \brief Checks whether an addon is installed from a + * particular origin repo + * \note if checked for an origin defined as official (i.e. repository.xbmc.org) + * this function will return true even if the addon is a shipped system add-on + * \param ID id of the addon + * \param origin origin repository id + */ + bool IsAddonInstalled(const std::string& ID, const std::string& origin) const; + + /* \brief Checks whether an addon is installed from a + * particular origin repo and version + * \note if checked for an origin defined as official (i.e. repository.xbmc.org) + * this function will return true even if the addon is a shipped system add-on + * \param ID id of the addon + * \param origin origin repository id + * \param version the version of the addon + */ + bool IsAddonInstalled(const std::string& ID, + const std::string& origin, + const CAddonVersion& version); + + /* \brief Checks whether an addon can be installed. Broken addons can't be installed. + \param addon addon to be checked + */ + bool CanAddonBeInstalled(const AddonPtr& addon); + + bool CanUninstall(const AddonPtr& addon); + + /*! + * @brief Checks whether an addon is a bundled addon + * + * @param[in] id id of the addon + * @return true if addon is bundled addon, false otherwise. + */ + bool IsBundledAddon(const std::string& id); + + /*! + * @brief Checks whether an addon is a system addon + * + * @param[in] id id of the addon + * @return true if addon is system addon, false otherwise. + */ + bool IsSystemAddon(const std::string& id); + + /*! + * @brief Checks whether an addon is a required system addon + * + * @param[in] id id of the addon + * @return true if addon is a required system addon, false otherwise. + */ + bool IsRequiredSystemAddon(const std::string& id); + + /*! + * @brief Checks whether an addon is an optional system addon + * + * @param[in] id id of the addon + * @return true if addon is an optional system addon, false otherwise. + */ + bool IsOptionalSystemAddon(const std::string& id); + + /*! + * @brief Addon update rules. + * + * member functions for handling and querying add-on update rules + * + * @warning This should be never used from other places outside of addon + * system directory. + * + */ + /*@{{{*/ + + /* \brief Add a single update rule to the list for an addon + * \sa CAddonUpdateRules::AddUpdateRuleToList() + */ + bool AddUpdateRuleToList(const std::string& id, AddonUpdateRule updateRule); + + /* \brief Remove all rules from update rules list for an addon + * \sa CAddonUpdateRules::RemoveAllUpdateRulesFromList() + */ + bool RemoveAllUpdateRulesFromList(const std::string& id); + + /* \brief Remove a specific rule from update rules list for an addon + * \sa CAddonUpdateRules::RemoveUpdateRuleFromList() + */ + bool RemoveUpdateRuleFromList(const std::string& id, AddonUpdateRule updateRule); + + /* \brief Check if an addon version is auto-updateable + * \param id addon id to be checked + * \return true is addon is auto-updateable, false otherwise + * \sa CAddonUpdateRules::IsAutoUpdateable() + */ + bool IsAutoUpdateable(const std::string& id) const; + + /*@}}}*/ + + /* \brief Launches event AddonEvent::AutoUpdateStateChanged + * \param id addon id to pass through + * \sa CGUIDialogAddonInfo::OnToggleAutoUpdates() + */ + void PublishEventAutoUpdateStateChanged(const std::string& id); + void UpdateLastUsed(const std::string& id); + + /*! + * \brief Launches event @ref AddonEvent::InstanceAdded + * + * This is called when a new instance is added in add-on settings. + * + * \param[in] addonId Add-on id to pass through + * \param[in] instanceId Identifier of the add-on instance + */ + void PublishInstanceAdded(const std::string& addonId, AddonInstanceId instanceId); + + /*! + * \brief Launches event @ref AddonEvent::InstanceRemoved + * + * This is called when an instance is removed in add-on settings. + * + * \param[in] addonId Add-on id to pass through + * \param[in] instanceId Identifier of the add-on instance + */ + void PublishInstanceRemoved(const std::string& addonId, AddonInstanceId instanceId); + + /*! \brief Load the addon in the given path + This loads the addon using c-pluff which parses the addon descriptor file. + \param path folder that contains the addon. + \param addon [out] returned addon. + \return true if addon is set, false otherwise. + */ + bool LoadAddonDescription(const std::string& path, AddonPtr& addon); + + bool ServicesHasStarted() const; + + /*! + * @deprecated This addon function should no more used and becomes replaced + * in future with the other below by his callers. + */ + bool IsCompatible(const IAddon& addon) const; + + /*! + * @brief Check given addon information is compatible with Kodi. + * + * @param[in] addonInfo Addon information to check + * @return true if compatible, false if not + */ + bool IsCompatible(const AddonInfoPtr& addonInfo) const; + + /*! \brief Recursively get dependencies for an add-on + * \param id the id of the root addon + * \param onlyEnabledRootAddon whether look for enabled root add-ons only + */ + std::vector<DependencyInfo> GetDepsRecursive(const std::string& id, + OnlyEnabledRootAddon onlyEnabledRootAddon); + + /*! + * @brief Get a list of add-on's with info's for the on system available + * ones. + * + * @param[out] addonInfos list where finded addon information becomes stored + * @param[in] onlyEnabled If true are only enabled ones given back, + * if false all on system available. Default is true. + * @param[in] type The requested type, with "ADDON_UNKNOWN" are all add-on + * types given back who match the case with value before. + * If a type id becomes added are only add-ons returned who + * match them. Default is for all types. + * @return true if the list contains entries + */ + bool GetAddonInfos(std::vector<AddonInfoPtr>& addonInfos, bool onlyEnabled, AddonType type) const; + + /*! + * @brief Get a list of add-on's with info's for the on system available + * ones. + * + * @param[in] onlyEnabled If true are only enabled ones given back, + * if false all on system available. Default is true. + * @param[in] types List about requested types. + * @return List where finded addon information becomes returned. + * + * @note @ref ADDON_UNKNOWN should not used for here! + */ + std::vector<AddonInfoPtr> GetAddonInfos(bool onlyEnabled, + const std::vector<AddonType>& types) const; + + /*! + * @brief Get a list of disabled add-on's with info's + * + * @param[out] addonInfos list where finded addon information becomes stored + * @param[in] type The requested type, with "ADDON_UNKNOWN" + * are all add-on types given back who match the case + * with value before. + * If a type id becomes added are only add-ons + * returned who match them. Default is for all types. + * @return true if the list contains entries + */ + bool GetDisabledAddonInfos(std::vector<AddonInfoPtr>& addonInfos, AddonType type) const; + + /*! + * @brief Get a list of disabled add-on's with info's for the on system + * available ones with a specific disabled reason. + * + * @param[out] addonInfos list where finded addon information becomes stored + * @param[in] type The requested type, with "ADDON_UNKNOWN" + * are all add-on types given back who match the case + * with value before. + * If a type id becomes added are only add-ons + * returned who match them. Default is for all types. + * @param[in] disabledReason To get all disabled addons use the value + * "AddonDiasbledReason::NONE". If any other value + * is supplied only addons with that reason will be + * returned. + * @return true if the list contains entries + */ + bool GetDisabledAddonInfos(std::vector<AddonInfoPtr>& addonInfos, + AddonType type, + AddonDisabledReason disabledReason) const; + + const AddonInfoPtr GetAddonInfo(const std::string& id, AddonType type) const; + + /*! + * @brief Get the path where temporary add-on files are stored + * + * @return the base path used for temporary addon paths + * + * @warning the folder and its contents are deleted when Kodi is closed + */ + const std::string& GetTempAddonBasePath() { return m_tempAddonBasePath; } + + AddonOriginType GetAddonOriginType(const AddonPtr& addon) const; + + /*! + * \brief Check whether an addon has been disabled with a special reason. + * \param ID id of the addon + * \param disabledReason reason we want to check for (NONE, USER, INCOMPATIBLE, PERMANENT_FAILURE) + * \return true or false + */ + bool IsAddonDisabledWithReason(const std::string& ID, AddonDisabledReason disabledReason) const; + + /*! + * @brief Addon update and install management. + * + * Parts inside here are used for changes about addon system. + * + * @warning This should be never used from other places outside of addon + * system directory. + */ + /*@{{{*/ + + /*! + * @brief Update addon origin data. + * + * This becomes called from @ref CAddonInstallJob to set the source repo and + * if update, to set also the date. + * + * @note This must be called after the addon manager has inserted a new addon + * with @ref FindAddons() into database. + * + * @param[in] addonId Identifier of addon + * @param[in] repoAddonId Identifier of related repository addon + * @param[in] isUpdate If call becomes done on already installed addon and + * update only. + * @return True if successfully done, otherwise false + * + * Currently listed call sources: + * - @ref CAddonInstallJob::DoWork + */ + bool SetAddonOrigin(const std::string& addonId, const std::string& repoAddonId, bool isUpdate); + + /*! + * @brief Parse a repository XML file for addons and load their descriptors. + * + * A repository XML is essentially a concatenated list of addon descriptors. + * + * @param[in] repo The repository info. + * @param[in] xml The XML document from repository. + * @param[out] addons returned list of addons. + * @return true if the repository XML file is parsed, false otherwise. + * + * Currently listed call sources: + * - @ref CRepository::FetchIndex + */ + bool AddonsFromRepoXML(const RepositoryDirInfo& repo, + const std::string& xml, + std::vector<AddonInfoPtr>& addons); + + /*@}}}*/ + + /*! + * \brief Retrieves list of outdated addons as well as their related + * available updates and stores them into map. + * \return map of outdated addons with their update + */ + std::map<std::string, AddonWithUpdate> GetAddonsWithAvailableUpdate() const; + + /*! + * \brief Retrieves list of compatible addon versions of all origins + * \param[in] addonId addon to look up + * \return vector containing compatible addon versions + */ + std::vector<std::shared_ptr<IAddon>> GetCompatibleVersions(const std::string& addonId) const; + + /*! + * \brief Return number of available updates formatted as string + * this can be used as a lightweight method of retrieving the number of updates + * rather than using the expensive GetAvailableUpdates call + * \return number of available updates + */ + const std::string& GetLastAvailableUpdatesCountAsString() const; + + /*! + * \brief returns a vector with all found orphaned dependencies. + * \return the vector + */ + std::vector<std::shared_ptr<IAddon>> GetOrphanedDependencies() const; + +private: + CAddonMgr& operator=(CAddonMgr const&) = delete; + + VECADDONS m_updateableAddons; + + /*! + * \brief returns a vector with either available updates or outdated addons. + * usually called by its wrappers GetAvailableUpdates() or + * GetOutdatedAddons() + * \param[in] true to return outdated addons, false to return available updates + * \return vector filled with either available updates or outdated addons + */ + std::vector<std::shared_ptr<IAddon>> GetAvailableUpdatesOrOutdatedAddons( + AddonCheckType addonCheckType) const; + + bool GetAddonsInternal(AddonType type, + VECADDONS& addons, + OnlyEnabled onlyEnabled, + CheckIncompatible checkIncompatible) const; + + bool EnableSingle(const std::string& id); + + void FindAddons(ADDON_INFO_LIST& addonmap, const std::string& path); + + /*! + * @brief Fills the the provided vector with the list of incompatible + * addons and returns if there's any. + * + * @param[out] incompatible List of incompatible addons + * @param[in] whether or not to include incompatible addons that are disabled + * @return true if there are incompatible addons + */ + bool GetIncompatibleAddonInfos(std::vector<AddonInfoPtr>& incompatible, + bool includeDisabled) const; + + /*! + * Get the list of of available updates + * \param[in,out] updates the vector of addons to be filled with addons that need to be updated (not blacklisted) + * \return if there are any addons needing updates + */ + bool GetAddonUpdateCandidates(VECADDONS& updates) const; + + /*!\brief Sort a list of addons for installation, i.e., defines the order of installation depending + * of each addon dependencies. + * \param[in,out] updates the vector of addons to sort + */ + void SortByDependencies(VECADDONS& updates) const; + + /*! + * Install the list of addon updates via AddonInstaller + * \param[in,out] updates the vector of addons to install (will be sorted) + * \param wait if the process should wait for all addons to install + * \param allowCheckForUpdates indicates if content update checks are allowed + * after installation of a repository addon from the list + */ + void InstallAddonUpdates(VECADDONS& updates, + bool wait, + AllowCheckForUpdates allowCheckForUpdates) const; + + // This guards the addon installation process to make sure + // addon updates are not installed concurrently + // while the migration is running. Addon updates can be triggered + // as a result of a repository update event. + // (migration will install any available update anyway) + mutable std::mutex m_installAddonsMutex; + + std::map<std::string, AddonDisabledReason> m_disabled; + static std::map<AddonType, IAddonMgrCallback*> m_managers; + mutable CCriticalSection m_critSection; + std::unique_ptr<CAddonDatabase> m_database; + std::unique_ptr<CAddonUpdateRules> m_updateRules; + CEventSource<AddonEvent> m_events; + CBlockingEventSource<AddonEvent> m_unloadEvents; + std::set<std::string> m_systemAddons; + std::set<std::string> m_optionalSystemAddons; + ADDON_INFO_LIST m_installedAddons; + + // Temporary path given to add-ons, whose content is deleted when Kodi is stopped + const std::string m_tempAddonBasePath = "special://temp/addons"; + + /*! + * latest count of available updates + */ + mutable std::string m_lastAvailableUpdatesCountAsString; + mutable std::mutex m_lastAvailableUpdatesCountMutex; +}; + +}; /* namespace ADDON */ |