src/controllertmpl.h

   1 ///
   2 /// \file       controllertmpl.h
   3 ///             Ease of use templates for the controller class
   4 ///
   5
   6 /*
   7     Copyright (C) 2005-2007, Net Direct Inc. (http://www.netdirect.ca/)
   8
   9     This program is free software; you can redistribute it and/or modify
  10     it under the terms of the GNU General Public License as published by
  11     the Free Software Foundation; either version 2 of the License, or
  12     (at your option) any later version.
  13
  14     This program is distributed in the hope that it will be useful,
  15     but WITHOUT ANY WARRANTY; without even the implied warranty of
  16     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  17
  18     See the GNU General Public License in the COPYING file at the
  19     root directory of this project for more details.
  20 */
  21
  22 #ifndef __BARRY_CONTROLLERTMPL_H__
  23 #define __BARRY_CONTROLLERTMPL_H__
  24
  25 #include "controller.h"
  26 #include "parser.h"
  27 #include "builder.h"
  28
  29 namespace Barry {
  30
  31 void LoadDatabase(unsigned int dbId, Parser &parser);
  32 void SaveDatabase(unsigned int dbId, Builder &builder);
  33
  34 template <class RecordT, class StorageT>
  35 void Controller::LoadDatabaseByType(StorageT &store)
  36 {
  37         unsigned int dbId = this->GetDBID( RecordT::GetDBName() );
  38         Barry::RecordParser<RecordT, StorageT> parser(store);
  39         this->LoadDatabase(dbId, parser);
  40 }
  41
  42 template <class RecordT, class StorageT>
  43 void Controller::SaveDatabaseByType(StorageT &store)
  44 {
  45         unsigned int dbId = this->GetDBID( RecordT::GetDBName() );
  46         Barry::RecordBuilder<RecordT, StorageT> build(store);
  47         SaveDatabase(dbId, build);
  48 }
  49
  50 template <class StorageT>
  51 void Controller::LoadDatabaseByName(const std::string &name, StorageT &store)
  52 {
  53         if( name == Contact::GetDBName() )
  54                 LoadDatabaseByType<Contact>(store);
  55         else if( name == Message::GetDBName() )
  56                 LoadDatabaseByType<Message>(store);
  57         else if( name == Calendar::GetDBName() )
  58                 LoadDatabaseByType<Calendar>(store);
  59         else
  60                 throw Error("Unknown database name in LoadDatabaseByName: " + name);
  61 }
  62
  63 template <class StorageT>
  64 void Controller::SaveDatabaseByName(const std::string &name, StorageT &store)
  65 {
  66         if( name == Contact::GetDBName() )
  67                 SaveDatabaseByType<Contact>(store);
  68         else if( name == Message::GetDBName() )
  69                 SaveDatabaseByType<Message>(store);
  70         else if( name == Calendar::GetDBName() )
  71                 SaveDatabaseByType<Calendar>(store);
  72         else
  73                 throw Error("Unknown database name in SaveDatabaseByName: " + name);
  74 }
  75
  76 template <class RecordT>
  77 void Controller::AddRecordByType(uint32_t recordId, const RecordT &rec)
  78 {
  79         unsigned int dbId = this->GetDBID( RecordT::GetDBName() );
  80         // FIXME - I know this is a convenience template, but it still
  81         // hurts making a temporary copy just to set the record ID...
  82         // create a better API for this.
  83         RecordT r = rec;
  84         r.SetIds(RecordT::GetDefaultRecType(), recordId);
  85         Barry::RecordFetch<RecordT> fetch(r);
  86         Barry::RecordBuilder<RecordT, Barry::RecordFetch<RecordT> > build(fetch);
  87         this->AddRecord(dbId, build);
  88 }
  89
  90
  91 } // namespace Barry
  92
  93 #endif
  94