mirror of
https://github.com/clementine-player/Clementine
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174 lines
7.0 KiB
C++
174 lines
7.0 KiB
C++
/*
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Copyright (c) 2004-2009 by Jakob Schroeter <js@camaya.net>
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This file is part of the gloox library. http://camaya.net/gloox
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This software is distributed under a license. The full license
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agreement can be found in the file LICENSE in this distribution.
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This software may not be copied, modified, sold or distributed
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other than expressed in the named license agreement.
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This software is distributed without any warranty.
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*/
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#ifndef ROSTERLISTENER_H__
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#define ROSTERLISTENER_H__
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#include "rosteritem.h"
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#include <string>
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#include <map>
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namespace gloox
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{
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class IQ;
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class Presence;
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/**
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* A map of JID/RosterItem pairs.
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*/
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typedef std::map<const std::string, RosterItem*> Roster;
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/**
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* @brief A virtual interface which can be reimplemented to receive roster updates.
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*
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* A class implementing this interface and being registered as RosterListener with the
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* RosterManager object receives notifications about all the changes in the server-side
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* roster. Only one RosterListener per Roster at a time is possible.
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*
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* @author Jakob Schroeter <js@camaya.net>
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* @since 0.3
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*/
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class GLOOX_API RosterListener
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{
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public:
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/**
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* Virtual Destructor.
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*/
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virtual ~RosterListener() {}
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/**
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* Reimplement this function if you want to be notified about new items
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* on the server-side roster (items subject to a so-called Roster Push).
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* This function will be called regardless who added the item, either this
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* resource or another. However, it will not be called for JIDs for which
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* presence is received without them being on the roster.
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* @param jid The new item's full address.
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*/
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virtual void handleItemAdded( const JID& jid ) = 0;
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/**
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* Reimplement this function if you want to be notified about items
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* which authorised subscription.
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* @param jid The authorising item's full address.
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*/
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virtual void handleItemSubscribed( const JID& jid ) = 0;
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/**
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* Reimplement this function if you want to be notified about items that
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* were removed from the server-side roster (items subject to a so-called Roster Push).
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* This function will be called regardless who deleted the item, either this resource or
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* another.
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* @param jid The removed item's full address.
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*/
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virtual void handleItemRemoved( const JID& jid ) = 0;
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/**
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* Reimplement this function if you want to be notified about items that
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* were modified on the server-side roster (items subject to a so-called Roster Push).
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* A roster push is initiated if a second resource of this JID modifies an item stored on the
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* server-side contact list. This can include modifying the item's name, its groups, or the
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* subscription status. These changes are pushed by the server to @b all connected resources.
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* This is why this function will be called if you modify a roster item locally and synchronize
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* it with the server.
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* @param jid The modified item's full address.
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*/
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virtual void handleItemUpdated( const JID& jid ) = 0;
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/**
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* Reimplement this function if you want to be notified about items which
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* removed subscription authorization.
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* @param jid The item's full address.
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*/
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virtual void handleItemUnsubscribed( const JID& jid ) = 0;
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/**
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* Reimplement this function if you want to receive the whole server-side roster
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* on the initial roster push. After successful authentication, RosterManager asks the
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* server for the full server-side roster. Invocation of this method announces its arrival.
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* Roster item status is set to 'unavailable' until incoming presence info updates it. A full
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* roster push only happens once per connection.
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* @param roster The full roster.
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*/
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virtual void handleRoster( const Roster& roster ) = 0;
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/**
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* This function is called on every status change of an item in the roster.
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* If the presence is of type Unavailable, then the resource has already been
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* removed from the RosterItem.
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* @param item The roster item.
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* @param resource The resource that changed presence.
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* @param presence The item's new presence.
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* @param msg The status change message.
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* @since 0.9
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*/
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virtual void handleRosterPresence( const RosterItem& item, const std::string& resource,
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Presence::PresenceType presence, const std::string& msg ) = 0;
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/**
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* This function is called on every status change of a JID that matches the Client's
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* own JID.
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* If the presence is of type Unavailable, then the resource has already been
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* removed from the RosterItem.
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* @param item The self item.
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* @param resource The resource that changed presence.
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* @param presence The item's new presence.
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* @param msg The status change message.
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* @since 0.9
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*/
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virtual void handleSelfPresence( const RosterItem& item, const std::string& resource,
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Presence::PresenceType presence, const std::string& msg ) = 0;
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/**
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* This function is called when an entity wishes to subscribe to this entity's presence.
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* If the handler is registered as a asynchronous handler for subscription requests,
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* the return value of this function is ignored. In this case you should use
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* RosterManager::ackSubscriptionRequest() to answer the request.
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* @param jid The requesting item's address.
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* @param msg A message sent along with the request.
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* @return Return @b true to allow subscription and subscribe to the remote entity's
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* presence, @b false to ignore the request.
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*/
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virtual bool handleSubscriptionRequest( const JID& jid, const std::string& msg ) = 0;
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/**
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* This function is called when an entity unsubscribes from this entity's presence.
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* If the handler is registered as a asynchronous handler for subscription requests,
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* the return value of this function is ignored. In this case you should use
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* RosterManager::unsubscribe() if you want to unsubscribe yourself from the contct's
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* presence and to remove the contact from the roster.
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* @param jid The item's address.
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* @param msg A message sent along with the request.
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* @return Return @b true to unsubscribe from the remote entity, @b false to ignore.
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*/
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virtual bool handleUnsubscriptionRequest( const JID& jid, const std::string& msg ) = 0;
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/**
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* This function is called whenever presence from an entity is received which is not in
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* the roster.
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* @param presence The full presence stanza.
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*/
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virtual void handleNonrosterPresence( const Presence& presence ) = 0;
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/**
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* This function is called if the server returned an error.
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* @param iq The error stanza.
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*/
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virtual void handleRosterError( const IQ& iq ) = 0;
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};
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}
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#endif // ROSTERLISTENER_H__
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