RetroShare/libretroshare/src/retroshare/rsplugin.h

253 lines
8.9 KiB
C++

/*
* "$Id: rsiface.h,v 1.9 2007-04-21 19:08:51 rmf24 Exp $"
*
* RetroShare C++ Interface.
*
* Copyright 2011-2011 by Cyril Soler
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License Version 2 as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA.
*
* Please report all bugs and problems to "retroshare@lunamutt.com".
*
*/
#pragma once
#include <time.h>
#include <string.h>
#include <stdint.h>
#include <string>
#include <vector>
#include "retroshare/rspeers.h"
#include "retroshare/rsfiles.h"
#include "retroshare/rsversion.h"
#include "util/rsinitedptr.h"
class RsPluginHandler ;
extern RsPluginHandler *rsPlugins ;
class p3Service ;
class RsServiceControl ;
class RsReputations ;
class RsTurtle ;
class RsGxsTunnelService ;
class RsDht ;
class RsDisc ;
class RsMsgs ;
class RsGxsForums;
class RsGxsChannels;
class RsNotify;
class RsServiceControl;
class p3LinkMgr ;
class MainPage ;
class QIcon ;
class QString ;
class QDialog ;
class QWidget ;
class QTranslator;
class QApplication;
class RsCacheService ;
class ftServer ;
class ConfigPage ;
class RsPQIService ;
class RsAutoUpdatePage ;
class SoundEvents;
class FeedNotify;
class ToasterNotify;
class ChatWidget;
class ChatWidgetHolder;
// for gxs based plugins
class RsIdentity;
class RsNxsNetMgr;
class RsGxsIdExchange;
class RsGcxs;
class PgpAuxUtils;
class p3Config;
namespace resource_api
{
class ResourceRouter;
class StateTokenServer;
}
// Plugin API version. Not used yet, but will be in the future the
// main value that decides for compatibility.
//
#define RS_PLUGIN_API_VERSION 0x000101
// Used for the status of plugins.
//
#define PLUGIN_STATUS_NO_STATUS 0x0000
#define PLUGIN_STATUS_REJECTED_HASH 0x0001
#define PLUGIN_STATUS_DLOPEN_ERROR 0x0002
#define PLUGIN_STATUS_MISSING_SYMBOL 0x0003
#define PLUGIN_STATUS_NULL_PLUGIN 0x0004
#define PLUGIN_STATUS_LOADED 0x0005
#define PLUGIN_STATUS_WRONG_API 0x0006
#define PLUGIN_STATUS_MISSING_API 0x0007
#define PLUGIN_STATUS_MISSING_SVN 0x0008
class RsPluginHandler;
/*!
*
* convenience class to store gui interfaces
*
*/
class RsPlugInInterfaces {
public:
RsUtil::inited_ptr<RsPeers> mPeers;
RsUtil::inited_ptr<RsFiles> mFiles;
RsUtil::inited_ptr<RsMsgs> mMsgs;
RsUtil::inited_ptr<RsTurtle> mTurtle;
RsUtil::inited_ptr<RsDisc> mDisc;
RsUtil::inited_ptr<RsDht> mDht;
RsUtil::inited_ptr<RsNotify> mNotify;
RsUtil::inited_ptr<RsServiceControl> mServiceControl;
RsUtil::inited_ptr<RsPluginHandler> mPluginHandler;
// gxs
std::string mGxsDir;
RsUtil::inited_ptr<RsIdentity> mIdentity;
RsUtil::inited_ptr<RsNxsNetMgr> mRsNxsNetMgr;
RsUtil::inited_ptr<RsGxsIdExchange> mGxsIdService;
RsUtil::inited_ptr<RsGcxs> mGxsCirlces;
RsUtil::inited_ptr<PgpAuxUtils> mPgpAuxUtils;
RsUtil::inited_ptr<RsGxsForums> mGxsForums;
RsUtil::inited_ptr<RsGxsChannels> mGxsChannels;
RsUtil::inited_ptr<RsGxsTunnelService> mGxsTunnels;
RsUtil::inited_ptr<RsReputations> mReputations;
};
class RsPlugin
{
public:
RsPlugin() {}
virtual ~RsPlugin() {}
//
//================================ Services ==================================//
//
// Cache service. Use this for providing cache-based services, such as channels, forums.
// Example plugin: LinksCloud
//
virtual RsCacheService *rs_cache_service() const { return NULL ; }
// Peer-to-Peer service. Use this for providing a service based to friend to friend
// exchange of data, such as chat, messages, etc.
// Example plugin: VOIP
//
//virtual RsPQIService *rs_pqi_service() const { return NULL ; }
// gxs netservice is not a RsPQIService
// so have two fns which result in the same gxs netservice to be returned
virtual p3Service *p3_service() const { return NULL ; }
virtual p3Config *p3_config() const { return NULL ; }
virtual uint16_t rs_service_id() const { return 0 ; }
// creates a new resource api handler object. ownership is transferred to the caller.
// the caller should supply a statetokenserver, and keep it valid until destruction
// the plugin should return a entry point name. this is to make the entry point name independent from file names
virtual resource_api::ResourceRouter* new_resource_api_handler(const RsPlugInInterfaces& /* ifaces */, resource_api::StateTokenServer* /* sts */, std::string & /*entrypoint*/) const { return 0;}
// Shutdown
virtual void stop() {}
// Filename used for saving the specific plugin configuration. Both RsCacheService and RsPQIService
// derive from p3Config, which means that the service provided by the plugin can load/save its own
// config by deriving loadList() and saveList() from p3Config.
//
virtual std::string configurationFileName() const
{
std::cerr << "(EE) Plugin configuration file name requested in non overloaded method! Plugin code should derive configurationFileName() method!" << std::endl;
return std::string() ;
}
//
//=================================== GUI ====================================//
//
// Derive the following methods to provide GUI additions to RetroShare's GUI.
//
// Main page: like Transfers, Channels, Forums, etc.
//
virtual MainPage *qt_page() const { return NULL ; } // The page itself
virtual QIcon *qt_icon() const { return NULL ; } // the page icon. Todo: put icon as virtual in MainPage
virtual QWidget *qt_config_panel() const { return NULL ; } // Config panel, to appear config->plugins->[]->
virtual QDialog *qt_about_page() const { return NULL ; } // About/Help button in plugin entry will show this up
virtual ConfigPage *qt_config_page() const { return NULL ; } // Config tab to add in config panel.
virtual RsAutoUpdatePage *qt_transfers_tab() const { return NULL ; } // Tab to add in transfers, after turtle statistics.
virtual std::string qt_transfers_tab_name()const { return "Tab" ; } // Tab name
virtual void qt_sound_events(SoundEvents &/*events*/) const { } // Sound events
// Provide buttons for the ChatWidget
virtual ChatWidgetHolder *qt_get_chat_widget_holder(ChatWidget */*chatWidget*/) const { return NULL ; }
virtual std::string qt_stylesheet() { return ""; }
virtual QTranslator *qt_translator(QApplication * /* app */, const QString& /* languageCode */, const QString& /* externalDir */ ) const { return NULL ; }
//
//================================== Notify ==================================//
//
virtual FeedNotify *qt_feedNotify() { return NULL; }
virtual ToasterNotify *qt_toasterNotify() { return NULL; }
//
//========================== Plugin Description ==============================//
//
// All these items appear in the config->plugins tab, as a description of the plugin.
//
uint32_t getSvnRevision() const { return RS_REVISION_NUMBER ; } // This is read from libretroshare/retroshare/rsversion.h
virtual std::string getShortPluginDescription() const = 0 ;
virtual std::string getPluginName() const = 0 ;
virtual void getPluginVersion(int& major,int& minor, int& build, int& svn_rev) const = 0 ;
virtual void getLibraries(std::list<RsLibraryInfo> & /*libraries*/) {}
//
//========================== Plugin Interface ================================//
//
// Use these methods to access main objects from RetroShare.
//
virtual void setInterfaces(RsPlugInInterfaces& interfaces) = 0;
virtual void setPlugInHandler(RsPluginHandler* pgHandler) = 0;
};
class RsPluginHandler
{
public:
// Returns the number of loaded plugins.
//
virtual int nbPlugins() const = 0 ;
virtual RsPlugin *plugin(int i) = 0 ;
virtual const std::vector<std::string>& getPluginDirectories() const = 0;
virtual void getPluginStatus(int i,uint32_t& status,std::string& file_name,RsFileHash& file_hash,uint32_t& svn_revision,std::string& error_string) const = 0 ;
virtual void enablePlugin(const RsFileHash& hash) = 0;
virtual void disablePlugin(const RsFileHash& hash) = 0;
virtual void allowAllPlugins(bool b) = 0 ;
virtual bool getAllowAllPlugins() const = 0 ;
virtual void slowTickPlugins(time_t sec) = 0 ;
virtual const std::string& getLocalCacheDir() const =0;
virtual const std::string& getRemoteCacheDir() const =0;
virtual RsServiceControl *getServiceControl() const = 0;
};