installeddatabase.h

#ifndef __INSTALLEDDATABASE_H__
#define __INSTALLEDDATABASE_H__

#include <db4.1/db_cxx.h>
#include "pmstring.h"
#include "installedpackage.h"
#include <vector>

/*The database used to store info about InstalledPackage's*/
class InstalledDatabase
{
        public:
                InstalledDatabase();                                    //Constructor - loads the db
                InstalledDatabase(PMString location);   //Constructor - loads the specified
                ~InstalledDatabase();                                   //Destructor
        
                void Close();                                                                                                                   //Close the DB
                void Init();                                                                                                                    //Loads the DB
                void Init(PMString location);                                                                                   //Loads the DB
                void Add(InstalledPackage newPackage, bool flush = false);                              //Add newPackage to the DB
                void Remove(PackageVersion passedVersion, bool flush = false);                  //Remove passedVersion from the DB
                void Clear();                                                                                                                   //Clears all entries in DB
                bool IsVersionInstalled(PackageVersion passedVersion);                                  //Returns true if passedVersion is installed
                bool IsPackageInWorld(Package passedPackage);                                                   //Returns true if passedPackage is in world
                std::vector<PackageVersion> GetVersionsInstalled(Package passedPackage);//Returns all versions of passedPackage installed
                bool IsPackageInstalled(Package passedPackage);                                                 //Returns true if passedPackage is installed
                PackageVersion GetLatestVersionInstalled(Package passedPackage);                //Returns the latest version of passedPackage
                std::vector<PMString> GetVirtualsProvided();                                                    //Returns all virtuals provided
                std::vector<InstalledPackage> GetWorldPackages();                                               //Returns all world packages
                std::vector<InstalledPackage> GetAllInstalledPackages();                                //Returns all InstalledPackage's
                bool IsSlotInstalled(Package passedPackage, PMString slot);                     //Returns true if slot of package is installed
        
        protected:
                Db _thePrimaryDatabase; //The Berkeley DB
};
#endif

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