CWE-ou-minkata/Sources/Plasma/FeatureLib/pfLocalizationMgr/pfLocalizationDataMgr.h

/*==LICENSE==*

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*==LICENSE==*/
//////////////////////////////////////////////////////////////////////
//
// pfLocalizationDataMgr - singleton class for managing the
//                         localization XML data tree
//
//////////////////////////////////////////////////////////////////////

#ifndef _pfLocalizationDataMgr_h
#define _pfLocalizationDataMgr_h

#include "hsTypes.h"
#include "hsStlUtils.h"

#include "pfLocalizedString.h"

class plStatusLog;

// Helper classes/structs that are only used in this main class
class LocalizationDatabase;
struct LocElementInfo;
struct LocSetInfo;
struct LocAgeInfo;

class pfLocalizationDataMgr
{
private:
    static pfLocalizationDataMgr*   fInstance;
    static plStatusLog*             fLog;

protected:
    // This is a special case map class that will deconstruct the "Age.Set.Name" key into component parts
    // and store them so that a list of each part given it's parent part is easy to grab. I.e. I can grab
    // a list of all age names, a list of all set names (given age name) and a set of all names (given
    // age and set names)
    template<class mapT>
    class pf3PartMap
    {
    protected:
        // Outer map is Age, then Set, finally Name
        typedef std::map<std::wstring, std::map<std::wstring, std::map<std::wstring, mapT> > > ThreePartMap;
        ThreePartMap fData;

        void ISplitString(std::wstring key, std::wstring &age, std::wstring &set, std::wstring &name);
    public:
        // We will just have very basic functionality
        bool exists(const std::wstring & key); // returns true if the key exists
        bool setExists(const std::wstring & key); // returns true if the age.set exists (ignores name if passed in)
        void erase(const std::wstring & key); // erases the key from the map

        mapT &operator[](const std::wstring &key); // returns the item referenced by the key (and creates if necessary)

        std::vector<std::wstring> getAgeList(); // returns a list of all ages in this map
        std::vector<std::wstring> getSetList(const std::wstring & age); // returns a list of all sets in the specified age
        std::vector<std::wstring> getNameList(const std::wstring & age, const std::wstring & set);
    };

    LocalizationDatabase *fDatabase;

    typedef std::map<std::wstring, pfLocalizedString> localizedElement;

    // Contains all localized strings, the key is the Age.Set.Name specified by XML, in localizedElement, the key is the language string
    pf3PartMap<localizedElement> fLocalizedElements;

    std::string fDataPath;

    localizedElement ICreateLocalizedElement(); // ease of use function that creates a basic localized element object

    std::wstring IGetCurrentLanguageName(); // get the name of the current language
    std::vector<std::wstring> IGetAllLanguageNames();

    void IConvertElement(LocElementInfo *elementInfo, const std::wstring & curPath);
    void IConvertSet(LocSetInfo *setInfo, const std::wstring & curPath);
    void IConvertAge(LocAgeInfo *ageInfo, const std::wstring & curPath);

    char *IConvertToByteStream(const std::wstring & data, UInt32 &len); // converts the wstring data to a string of bytes for file writing
    void IWriteText(const std::string & filename, const std::wstring & ageName, const std::wstring & languageName); // Write localization text to the specified file

    pfLocalizationDataMgr(const std::string & path);
public:
    virtual ~pfLocalizationDataMgr();

    static void Initialize(const std::string & path);
    static void Shutdown();
    static pfLocalizationDataMgr &Instance(void) {return *fInstance;}
    static bool InstanceValid(void) {return fInstance != nil;}

    void SetupData();

    pfLocalizedString GetElement(const std::wstring & name);
    pfLocalizedString GetSpecificElement(const std::wstring & name, const std::wstring & languageName);

    std::vector<std::wstring> GetAgeList();
    std::vector<std::wstring> GetSetList(const std::wstring & ageName);
    std::vector<std::wstring> GetElementList(const std::wstring & ageName, const std::wstring & setName);
    std::vector<std::wstring> GetLanguages(const std::wstring & ageName, const std::wstring & setName, const std::wstring & elementName);

    std::wstring GetElementXMLData(const std::wstring & name, const std::wstring & languageName);
    std::wstring GetElementPlainTextData(const std::wstring & name, const std::wstring & languageName);

    // These convert the XML data to the actual subtitle and return true if successful (editor only)
    bool SetElementXMLData(const std::wstring & name, const std::wstring & languageName, const std::wstring & xmlData);
    bool SetElementPlainTextData(const std::wstring & name, const std::wstring & languageName, const std::wstring & plainText);

    // Addition and deletion functions, return true if successful (editor only)
    bool AddLocalization(const std::wstring & name, const std::wstring & newLanguage);
    bool AddElement(const std::wstring & name);
    bool DeleteLocalization(const std::wstring & name, const std::wstring & languageName);
    bool DeleteElement(const std::wstring & name);

    // Writes the current database to the disk (editor only). It will create all the files and put them into path
    void WriteDatabaseToDisk(const std::string & path);

    void OutputTreeToLog(); // prints the localization tree to the log file
};

#endif