473 lines
14 KiB
C++
473 lines
14 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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#include "adhoc.h"
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#include "adhochandler.h"
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#include "adhoccommandprovider.h"
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#include "disco.h"
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#include "error.h"
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#include "discohandler.h"
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#include "clientbase.h"
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#include "dataform.h"
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#include "util.h"
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namespace gloox
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{
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static const char* cmdActionStringValues[] =
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{
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"execute", "cancel", "prev", "next", "complete"
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};
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static inline const std::string actionString( Adhoc::Command::Action action )
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{
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return util::lookup2( action, cmdActionStringValues );
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}
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static const char* cmdStatusStringValues[] =
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{
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"executing", "completed", "canceled"
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};
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static inline const std::string statusString( Adhoc::Command::Status status )
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{
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return util::lookup( status, cmdStatusStringValues );
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}
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static const char* cmdNoteStringValues[] =
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{
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"info", "warn", "error"
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};
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static inline const std::string noteString( Adhoc::Command::Note::Severity sev )
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{
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return util::lookup( sev, cmdNoteStringValues );
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}
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// ---- Adhoc::Command::Note ----
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Adhoc::Command::Note::Note( const Tag* tag )
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: m_severity( InvalidSeverity )
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{
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if( !tag || tag->name() != "note" )
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return;
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m_severity = (Severity)util::deflookup( tag->findAttribute( "type" ), cmdNoteStringValues, Info );
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m_note = tag->cdata();
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}
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Tag* Adhoc::Command::Note::tag() const
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{
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if( m_note.empty() || m_severity == InvalidSeverity )
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return 0;
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Tag* n = new Tag( "note", m_note );
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n->addAttribute( TYPE, noteString( m_severity ) );
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return n;
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}
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// ---- ~Adhoc::Command::Note ----
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// ---- Adhoc::Command ----
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Adhoc::Command::Command( const std::string& node, Adhoc::Command::Action action,
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DataForm* form )
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: StanzaExtension( ExtAdhocCommand ), m_node( node ), m_form( form ), m_action( action ),
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m_status( InvalidStatus ), m_actions( 0 )
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{
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}
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Adhoc::Command::Command( const std::string& node, const std::string& sessionid, Status status,
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DataForm* form )
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: StanzaExtension( ExtAdhocCommand ), m_node( node ), m_sessionid( sessionid ),
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m_form( form ), m_action( InvalidAction ), m_status( status ), m_actions( 0 )
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{
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}
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Adhoc::Command::Command( const std::string& node, const std::string& sessionid,
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Adhoc::Command::Action action,
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DataForm* form )
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: StanzaExtension( ExtAdhocCommand ), m_node( node ), m_sessionid( sessionid ),
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m_form( form ), m_action( action ), m_actions( 0 )
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{
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}
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Adhoc::Command::Command( const std::string& node, const std::string& sessionid, Status status,
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Action executeAction, int allowedActions,
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DataForm* form )
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: StanzaExtension( ExtAdhocCommand ), m_node( node ), m_sessionid( sessionid ),
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m_form( form ), m_action( executeAction ), m_status( status ), m_actions( allowedActions )
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{
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}
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Adhoc::Command::Command( const Tag* tag )
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: StanzaExtension( ExtAdhocCommand ), m_form( 0 ), m_actions( 0 )
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{
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if( !tag || tag->name() != "command" || tag->xmlns() != XMLNS_ADHOC_COMMANDS )
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return;
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m_node = tag->findAttribute( "node" );
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m_sessionid = tag->findAttribute( "sessionid" );
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m_status = (Status)util::lookup( tag->findAttribute( "status" ), cmdStatusStringValues );
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Tag* a = tag->findChild( "actions" );
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if( a )
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{
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// Multi-stage response
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m_action = (Action)util::deflookup2( a->findAttribute( "action" ), cmdActionStringValues, Complete );
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if( a->hasChild( "prev" ) )
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m_actions |= Previous;
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if( a->hasChild( "next" ) )
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m_actions |= Next;
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if( a->hasChild( "complete" ) )
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m_actions |= Complete;
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}
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else
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{
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m_action = (Action)util::deflookup2( tag->findAttribute( "action" ), cmdActionStringValues, Execute );
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}
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const ConstTagList& l = tag->findTagList( "/command/note" );
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ConstTagList::const_iterator it = l.begin();
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for( ; it != l.end(); ++it )
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m_notes.push_back( new Note( (*it) ) );
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Tag* x = tag->findChild( "x", "xmlns", XMLNS_X_DATA );
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if( x )
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m_form = new DataForm( x );
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}
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Adhoc::Command::~Command()
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{
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util::clearList( m_notes );
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delete m_form;
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}
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const std::string& Adhoc::Command::filterString() const
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{
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static const std::string filter = "/iq/command[@xmlns='" + XMLNS_ADHOC_COMMANDS + "']";
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return filter;
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}
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Tag* Adhoc::Command::tag() const
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{
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if( m_node.empty() )
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return 0;
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Tag* c = new Tag( "command" );
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c->setXmlns( XMLNS_ADHOC_COMMANDS );
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c->addAttribute( "node", m_node );
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if( m_actions != 0 )
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{
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// Multi-stage command response
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if( m_status != InvalidStatus )
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c->addAttribute( "status", statusString( m_status ) );
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else
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c->addAttribute( "status", statusString( Executing ) );
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Tag* actions = new Tag( c, "actions" );
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if( m_action != InvalidAction )
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c->addAttribute( "execute", actionString( m_action ) );
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else
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c->addAttribute( "execute", actionString( Complete ) );
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if( ( m_actions & Previous ) == Previous )
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new Tag( actions, "prev" );
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if( ( m_actions & Next ) == Next )
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new Tag( actions, "next" );
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if( ( m_actions & Complete ) == Complete )
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new Tag( actions, "complete" );
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}
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else
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{
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// Single-stage command request/response or Multi-stage command request
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if( m_action != InvalidAction )
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c->addAttribute( "action", actionString( m_action ) );
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if( m_status != InvalidStatus )
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c->addAttribute( "status", statusString( m_status ) );
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}
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if ( !m_sessionid.empty() )
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c->addAttribute( "sessionid", m_sessionid );
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if( m_form && *m_form )
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c->addChild( m_form->tag() );
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NoteList::const_iterator it = m_notes.begin();
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for( ; it != m_notes.end(); ++it )
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c->addChild( (*it)->tag() );
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return c;
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}
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// ---- ~Adhoc::Command ----
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// ---- Adhoc ----
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Adhoc::Adhoc( ClientBase* parent )
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: m_parent( parent )
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{
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if( !m_parent || !m_parent->disco() )
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return;
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m_parent->disco()->addFeature( XMLNS_ADHOC_COMMANDS );
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m_parent->disco()->registerNodeHandler( this, XMLNS_ADHOC_COMMANDS );
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m_parent->disco()->registerNodeHandler( this, EmptyString );
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m_parent->registerIqHandler( this, ExtAdhocCommand );
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m_parent->registerStanzaExtension( new Adhoc::Command() );
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}
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Adhoc::~Adhoc()
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{
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if( !m_parent || !m_parent->disco() )
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return;
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m_parent->disco()->removeFeature( XMLNS_ADHOC_COMMANDS );
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m_parent->disco()->removeNodeHandler( this, XMLNS_ADHOC_COMMANDS );
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m_parent->disco()->removeNodeHandler( this, EmptyString );
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m_parent->removeIqHandler( this, ExtAdhocCommand );
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m_parent->removeIDHandler( this );
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m_parent->removeStanzaExtension( ExtAdhocCommand );
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}
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StringList Adhoc::handleDiscoNodeFeatures( const JID& /*from*/, const std::string& /*node*/ )
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{
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StringList features;
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features.push_back( XMLNS_ADHOC_COMMANDS );
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return features;
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// return StringList( 1, XMLNS_ADHOC_COMMANDS );
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}
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Disco::ItemList Adhoc::handleDiscoNodeItems( const JID& from, const JID& /*to*/, const std::string& node )
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{
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Disco::ItemList l;
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if( node.empty() )
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{
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l.push_back( new Disco::Item( m_parent->jid(), XMLNS_ADHOC_COMMANDS, "Ad-Hoc Commands" ) );
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}
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else if( node == XMLNS_ADHOC_COMMANDS )
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{
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StringMap::const_iterator it = m_items.begin();
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for( ; it != m_items.end(); ++it )
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{
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AdhocCommandProviderMap::const_iterator itp = m_adhocCommandProviders.find( (*it).first );
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if( itp != m_adhocCommandProviders.end()
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&& (*itp).second
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&& (*itp).second->handleAdhocAccessRequest( from, (*it).first ) )
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{
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l.push_back( new Disco::Item( m_parent->jid(), (*it).first, (*it).second ) );
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}
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}
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}
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return l;
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}
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Disco::IdentityList Adhoc::handleDiscoNodeIdentities( const JID& /*from*/, const std::string& node )
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{
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Disco::IdentityList l;
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StringMap::const_iterator it = m_items.find( node );
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l.push_back( new Disco::Identity( "automation",
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node == XMLNS_ADHOC_COMMANDS ? "command-list" : "command-node",
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it == m_items.end() ? "Ad-Hoc Commands" : (*it).second ) );
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return l;
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}
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bool Adhoc::handleIq( const IQ& iq )
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{
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if( iq.subtype() != IQ::Set )
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return false;
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const Adhoc::Command* ac = iq.findExtension<Adhoc::Command>( ExtAdhocCommand );
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if( !ac || ac->node().empty())
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return false;
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AdhocCommandProviderMap::const_iterator it = m_adhocCommandProviders.find( ac->node() );
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if( it != m_adhocCommandProviders.end() )
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{
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const std::string& sess = ac->sessionID().empty() ? m_parent->getID() : ac->sessionID();
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m_activeSessions[sess] = iq.id();
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(*it).second->handleAdhocCommand( iq.from(), *ac, sess );
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return true;
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}
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return false;
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}
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void Adhoc::handleIqID( const IQ& iq, int context )
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{
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if( context != ExecuteAdhocCommand )
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return;
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AdhocTrackMap::iterator it = m_adhocTrackMap.find( iq.id() );
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if( it == m_adhocTrackMap.end() || (*it).second.context != context
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|| (*it).second.remote != iq.from() )
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return;
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switch( iq.subtype() )
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{
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case IQ::Error:
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(*it).second.ah->handleAdhocError( iq.from(), iq.error() );
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break;
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case IQ::Result:
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{
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const Adhoc::Command* ac = iq.findExtension<Adhoc::Command>( ExtAdhocCommand );
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if( ac )
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(*it).second.ah->handleAdhocExecutionResult( iq.from(), *ac );
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break;
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}
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default:
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break;
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}
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m_adhocTrackMap.erase( it );
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}
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void Adhoc::registerAdhocCommandProvider( AdhocCommandProvider* acp, const std::string& command,
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const std::string& name )
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{
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if( !m_parent || !m_parent->disco() )
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return;
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m_parent->disco()->registerNodeHandler( this, command );
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m_adhocCommandProviders[command] = acp;
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m_items[command] = name;
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}
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void Adhoc::handleDiscoInfo( const JID& from, const Disco::Info& info, int context )
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{
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if( context != CheckAdhocSupport )
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return;
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AdhocTrackMap::iterator it = m_adhocTrackMap.begin();
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for( ; it != m_adhocTrackMap.end() && (*it).second.context != context
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&& (*it).second.remote != from; ++it )
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;
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if( it == m_adhocTrackMap.end() )
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return;
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(*it).second.ah->handleAdhocSupport( from, info.hasFeature( XMLNS_ADHOC_COMMANDS ) );
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m_adhocTrackMap.erase( it );
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}
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void Adhoc::handleDiscoItems( const JID& from, const Disco::Items& items, int context )
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{
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if( context != FetchAdhocCommands )
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return;
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AdhocTrackMap::iterator it = m_adhocTrackMap.begin();
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for( ; it != m_adhocTrackMap.end(); ++it )
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{
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if( (*it).second.context == context && (*it).second.remote == from )
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{
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StringMap commands;
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const Disco::ItemList& l = items.items();
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Disco::ItemList::const_iterator it2 = l.begin();
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for( ; it2 != l.end(); ++it2 )
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{
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commands[(*it2)->node()] = (*it2)->name();
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}
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(*it).second.ah->handleAdhocCommands( from, commands );
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m_adhocTrackMap.erase( it );
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break;
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}
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}
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}
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void Adhoc::handleDiscoError( const JID& from, const Error* error, int context )
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{
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AdhocTrackMap::iterator it = m_adhocTrackMap.begin();
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for( ; it != m_adhocTrackMap.end(); ++it )
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{
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if( (*it).second.context == context && (*it).second.remote == from )
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{
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(*it).second.ah->handleAdhocError( from, error );
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m_adhocTrackMap.erase( it );
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}
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}
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}
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void Adhoc::checkSupport( const JID& remote, AdhocHandler* ah )
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{
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if( !remote || !ah || !m_parent || !m_parent->disco() )
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return;
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TrackStruct track;
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track.remote = remote;
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track.context = CheckAdhocSupport;
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track.ah = ah;
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const std::string& id = m_parent->getID();
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m_adhocTrackMap[id] = track;
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m_parent->disco()->getDiscoInfo( remote, EmptyString, this, CheckAdhocSupport, id );
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}
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void Adhoc::getCommands( const JID& remote, AdhocHandler* ah )
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{
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if( !remote || !ah || !m_parent || !m_parent->disco() )
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return;
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TrackStruct track;
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track.remote = remote;
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track.context = FetchAdhocCommands;
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track.ah = ah;
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const std::string& id = m_parent->getID();
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m_adhocTrackMap[id] = track;
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m_parent->disco()->getDiscoItems( remote, XMLNS_ADHOC_COMMANDS, this, FetchAdhocCommands, id );
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}
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void Adhoc::execute( const JID& remote, const Adhoc::Command* command, AdhocHandler* ah )
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{
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if( !remote || !command || !m_parent || !ah )
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return;
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const std::string& id = m_parent->getID();
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IQ iq( IQ::Set, remote, id );
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iq.addExtension( command );
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TrackStruct track;
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track.remote = remote;
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track.context = ExecuteAdhocCommand;
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track.session = command->sessionID();
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track.ah = ah;
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m_adhocTrackMap[id] = track;
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m_parent->send( iq, this, ExecuteAdhocCommand );
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}
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void Adhoc::respond( const JID& remote, const Adhoc::Command* command, const Error* error )
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{
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if( !remote || !command || !m_parent )
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return;
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StringMap::iterator it = m_activeSessions.find( command->sessionID() );
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if( it == m_activeSessions.end() )
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return;
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IQ re( error ? IQ::Error : IQ::Result, remote, (*it).second );
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re.addExtension( command );
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if( error )
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re.addExtension( error );
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m_parent->send( re );
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m_activeSessions.erase( it );
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}
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void Adhoc::removeAdhocCommandProvider( const std::string& command )
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{
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if( !m_parent || !m_parent->disco() )
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return;
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m_parent->disco()->removeNodeHandler( this, command );
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m_adhocCommandProviders.erase( command );
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m_items.erase( command );
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}
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}
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