3dc100dd3f
git-svn-id: https://zeitsenke.de/svn/SyncEvolution/trunk@132 15ad00c4-1369-45f4-8270-35d70d36bdcd
116 lines
4 KiB
C++
116 lines
4 KiB
C++
/*
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* Copyright (C) 2005 Patrick Ohly
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef INCL_EVOLUTIONCALENDARSOURCE
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#define INCL_EVOLUTIONCALENDARSOURCE
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#include "EvolutionSyncSource.h"
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#include "EvolutionSmartPtr.h"
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#include <libecal/e-cal.h>
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/**
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* Implements access to Evolution calendars, either
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* using the to-do item or events.
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*/
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class EvolutionCalendarSource : public EvolutionSyncSource
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{
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public:
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/**
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* Creates a new Evolution calendar source.
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*
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* @param type chooses which parts of the calendar to use
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* @param changeId is used to track changes in the Evolution backend;
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* not specifying it implies that always all items are returned
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* @param id identifies the backend; not specifying it makes this instance
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* unusable for anything but listing backend databases
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*/
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EvolutionCalendarSource( ECalSourceType type,
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const string &name,
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const string &changeId = string(""),
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const string &id = string("") );
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EvolutionCalendarSource( const EvolutionCalendarSource &other );
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virtual ~EvolutionCalendarSource() { close(); }
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//
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// implementation of EvolutionSyncSource
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//
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virtual sources getSyncBackends();
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virtual void open();
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virtual void close();
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virtual void exportData(ostream &out);
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virtual string fileSuffix() { return "ics"; }
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virtual SyncItem *createItem( const string &uid, SyncState state );
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//
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// implementation of SyncSource
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//
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virtual ArrayElement *clone() { return new EvolutionCalendarSource(*this); }
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protected:
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//
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// implementation of EvolutionSyncSource callbacks
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//
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virtual void beginSyncThrow(bool needAll,
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bool needPartial,
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bool deleteLocal);
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virtual void endSyncThrow();
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virtual void setItemStatusThrow(const char *key, int status);
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virtual int addItemThrow(SyncItem& item);
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virtual int updateItemThrow(SyncItem& item);
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virtual int deleteItemThrow(SyncItem& item);
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virtual void logItem(const string &uid, const string &info);
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virtual void logItem(SyncItem &item, const string &info);
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private:
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/** valid after open(): the calendar that this source references */
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gptr<ECal, GObject> m_calendar;
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ECalSourceType m_type; /**< use events or todos? */
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/**
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* retrieve the item with the given uid - may throw exception
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*
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* caller has to free result
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*/
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icalcomponent *retrieveItem(const string &uid);
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/** retrieve the item with the given uid as VCALENDAR string - may throw exception */
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string retrieveItemAsString(const string &uid);
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/**
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* - parse the data stored in the given SyncItem, throw error if cannot be parsed
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* - then either insert or update it, trying update if insert fails because it exists already
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* - also import timezones
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*/
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int insertItem(SyncItem &item, bool update);
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/** returns the type which the ical library uses for our components */
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icalcomponent_kind getCompType() {
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return m_type == E_CAL_SOURCE_TYPE_EVENT ?
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ICAL_VEVENT_COMPONENT :
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ICAL_VTODO_COMPONENT;
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}
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/** returns the uid of the given component */
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string getCompUID(icalcomponent *icomp);
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};
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#endif // INCL_EVOLUTIONSYNCSOURCE
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