You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
327 lines
11 KiB
327 lines
11 KiB
/***************************************************************************
|
|
cryptographyplugin.cpp - description
|
|
-------------------
|
|
begin : jeu nov 14 2002
|
|
copyright : (C) 2002-2004 by Olivier Goffart
|
|
email : ogoffart @ kde.org
|
|
***************************************************************************/
|
|
|
|
/***************************************************************************
|
|
* *
|
|
* This program is free software; you can redistribute it and/or modify *
|
|
* it under the terms of the GNU General Public License as published by *
|
|
* the Free Software Foundation; either version 2 of the License, or *
|
|
* (at your option) any later version. *
|
|
* *
|
|
***************************************************************************/
|
|
|
|
#include <tqstylesheet.h>
|
|
#include <tqtimer.h>
|
|
#include <tqregexp.h>
|
|
|
|
#include <kdebug.h>
|
|
#include <tdeaction.h>
|
|
#include <tdeconfig.h>
|
|
#include <kgenericfactory.h>
|
|
#include <tdeversion.h>
|
|
#include <kaboutdata.h>
|
|
|
|
#include "kopetemetacontact.h"
|
|
#include "kopetecontactlist.h"
|
|
#include "kopetechatsessionmanager.h"
|
|
#include "kopetesimplemessagehandler.h"
|
|
#include "kopeteuiglobal.h"
|
|
#include "kopetecontact.h"
|
|
|
|
#include "cryptographyplugin.h"
|
|
#include "cryptographyselectuserkey.h"
|
|
#include "cryptographyguiclient.h"
|
|
|
|
#include "kgpginterface.h"
|
|
|
|
//This regexp try to match an HTML text, but only some authorized tags.
|
|
// used in slotIncomingMessage
|
|
//There are not rules to know if the test should be sent in html or not.
|
|
//In Jabber, the JEP says it's not. so we don't use richtext in our message, but some client did.
|
|
//We limit the html to some basis tag to limit security problem (bad links)
|
|
// - Olivier
|
|
const TQRegExp CryptographyPlugin::isHTML( TQString::fromLatin1( "^[^<>]*(</?(html|body|br|p|font|center|b|i|u|span|div|pre)(>|[\\s/][^><]*>)[^><]*)+$" ) , false );
|
|
|
|
typedef KGenericFactory<CryptographyPlugin> CryptographyPluginFactory;
|
|
static const TDEAboutData aboutdata("kopete_cryptography", I18N_NOOP("Cryptography") , "1.0" );
|
|
K_EXPORT_COMPONENT_FACTORY( kopete_cryptography, CryptographyPluginFactory( &aboutdata ) )
|
|
|
|
CryptographyPlugin::CryptographyPlugin( TQObject *parent, const char *name, const TQStringList & /* args */ )
|
|
: Kopete::Plugin( CryptographyPluginFactory::instance(), parent, name ),
|
|
m_cachedPass()
|
|
{
|
|
if( !pluginStatic_ )
|
|
pluginStatic_=this;
|
|
|
|
m_inboundHandler = new Kopete::SimpleMessageHandlerFactory( Kopete::Message::Inbound,
|
|
Kopete::MessageHandlerFactory::InStageToSent, this, TQT_SLOT( slotIncomingMessage( Kopete::Message& ) ) );
|
|
connect( Kopete::ChatSessionManager::self(),
|
|
TQT_SIGNAL( aboutToSend( Kopete::Message & ) ),
|
|
TQT_SLOT( slotOutgoingMessage( Kopete::Message & ) ) );
|
|
|
|
m_cachedPass_timer = new TQTimer(this, "m_cachedPass_timer" );
|
|
TQObject::connect(m_cachedPass_timer, TQT_SIGNAL(timeout()), this, TQT_SLOT(slotForgetCachedPass() ));
|
|
|
|
|
|
TDEAction *action=new TDEAction( i18n("&Select Cryptography Public Key..."), "encrypted", 0, this, TQT_SLOT (slotSelectContactKey()), actionCollection() , "contactSelectKey");
|
|
connect ( Kopete::ContactList::self() , TQT_SIGNAL( metaContactSelected(bool)) , action , TQT_SLOT(setEnabled(bool)));
|
|
action->setEnabled(Kopete::ContactList::self()->selectedMetaContacts().count()==1 );
|
|
|
|
setXMLFile("cryptographyui.rc");
|
|
loadSettings();
|
|
connect(this, TQT_SIGNAL(settingsChanged()), this, TQT_SLOT( loadSettings() ) );
|
|
|
|
connect( Kopete::ChatSessionManager::self(), TQT_SIGNAL( chatSessionCreated( Kopete::ChatSession * )) , TQT_SLOT( slotNewKMM( Kopete::ChatSession * ) ) );
|
|
//Add GUI action to all already existing kmm (if the plugin is launched when kopete already rining)
|
|
TQValueList<Kopete::ChatSession*> sessions = Kopete::ChatSessionManager::self()->sessions();
|
|
for (TQValueListIterator<Kopete::ChatSession*> it= sessions.begin(); it!=sessions.end() ; ++it)
|
|
{
|
|
slotNewKMM(*it);
|
|
}
|
|
|
|
}
|
|
|
|
CryptographyPlugin::~CryptographyPlugin()
|
|
{
|
|
delete m_inboundHandler;
|
|
pluginStatic_ = 0L;
|
|
}
|
|
|
|
void CryptographyPlugin::loadSettings()
|
|
{
|
|
TDEConfig *config = TDEGlobal::config();
|
|
config->setGroup("Cryptography Plugin");
|
|
|
|
mPrivateKeyID = config->readEntry("PGP_private_key");
|
|
mAlsoMyKey = config->readBoolEntry("Also_my_key", false);
|
|
|
|
if(config->readBoolEntry("Cache_Till_App_Close", false))
|
|
mCachePassPhrase = Keep;
|
|
if(config->readBoolEntry("Cache_Till_Time", false))
|
|
mCachePassPhrase = Time;
|
|
if(config->readBoolEntry("Cache_Never", false))
|
|
mCachePassPhrase = Never;
|
|
mCacheTime = config->readNumEntry("Cache_Time", 15);
|
|
mAskPassPhrase = config->readBoolEntry("No_Passphrase_Handling", false);
|
|
}
|
|
|
|
CryptographyPlugin* CryptographyPlugin::plugin()
|
|
{
|
|
return pluginStatic_ ;
|
|
}
|
|
|
|
CryptographyPlugin* CryptographyPlugin::pluginStatic_ = 0L;
|
|
|
|
TQCString CryptographyPlugin::cachedPass()
|
|
{
|
|
return pluginStatic_->m_cachedPass;
|
|
}
|
|
|
|
void CryptographyPlugin::setCachedPass(const TQCString& p)
|
|
{
|
|
if(pluginStatic_->mCacheMode==Never)
|
|
return;
|
|
if(pluginStatic_->mCacheMode==Time)
|
|
pluginStatic_->m_cachedPass_timer->start(pluginStatic_->mCacheTime * 60000, false);
|
|
|
|
pluginStatic_->m_cachedPass=p;
|
|
}
|
|
|
|
bool CryptographyPlugin::passphraseHandling()
|
|
{
|
|
return !pluginStatic_->mAskPassPhrase;
|
|
}
|
|
|
|
|
|
/*TDEActionCollection *CryptographyPlugin::customChatActions(Kopete::ChatSession *KMM)
|
|
{
|
|
delete m_actionCollection;
|
|
|
|
m_actionCollection = new TDEActionCollection(this);
|
|
TDEAction *actionTranslate = new TDEAction( i18n ("Translate"), 0,
|
|
this, TQT_SLOT( slotTranslateChat() ), m_actionCollection, "actionTranslate" );
|
|
m_actionCollection->insert( actionTranslate );
|
|
|
|
m_currentChatSession=KMM;
|
|
return m_actionCollection;
|
|
}*/
|
|
|
|
void CryptographyPlugin::slotIncomingMessage( Kopete::Message& msg )
|
|
{
|
|
TQString body = msg.plainBody();
|
|
if( !body.startsWith( TQString::fromLatin1("-----BEGIN PGP MESSAGE----") )
|
|
|| !body.contains( TQString::fromLatin1("-----END PGP MESSAGE----") ) )
|
|
return;
|
|
|
|
if( msg.direction() != Kopete::Message::Inbound )
|
|
{
|
|
TQString plainBody;
|
|
if ( m_cachedMessages.contains( body ) )
|
|
{
|
|
plainBody = m_cachedMessages[ body ];
|
|
m_cachedMessages.remove( body );
|
|
}
|
|
else
|
|
{
|
|
plainBody = KgpgInterface::KgpgDecryptText( body, mPrivateKeyID );
|
|
}
|
|
|
|
if( !plainBody.isEmpty() )
|
|
{
|
|
//Check if this is a RTF message before escaping it
|
|
if( !isHTML.exactMatch( plainBody ) )
|
|
{
|
|
plainBody = TQStyleSheet::escape( plainBody );
|
|
|
|
//this is the same algoritm as in Kopete::Message::escapedBody();
|
|
plainBody.replace( TQString::fromLatin1( "\n" ), TQString::fromLatin1( "<br/>" ) )
|
|
.replace( TQString::fromLatin1( "\t" ), TQString::fromLatin1( " " ) )
|
|
.replace( TQRegExp( TQString::fromLatin1( "\\s\\s" ) ), TQString::fromLatin1( " " ) );
|
|
}
|
|
|
|
msg.setBody( TQString::fromLatin1("<table width=\"100%\" border=0 cellspacing=0 cellpadding=0><tr><td class=\"highlight\"><font size=\"-1\"><b>")
|
|
+ i18n("Outgoing Encrypted Message: ")
|
|
+ TQString::fromLatin1("</b></font></td></tr><tr><td class=\"highlight\">")
|
|
+ plainBody
|
|
+ TQString::fromLatin1(" </td></tr></table>")
|
|
, Kopete::Message::RichText );
|
|
}
|
|
|
|
//if there are too messages in cache, clear the cache
|
|
if(m_cachedMessages.count() > 5)
|
|
m_cachedMessages.clear();
|
|
|
|
return;
|
|
}
|
|
|
|
|
|
//the Message::unescape is there because client like fire replace linebreak by <BR> to work even if the protocol doesn't allow newlines (IRC)
|
|
// cf http://fire.sourceforge.net/forums/viewtopic.php?t=174 and Bug #96052
|
|
if(body.contains("<"))
|
|
body= Kopete::Message::unescape(body);
|
|
|
|
body = KgpgInterface::KgpgDecryptText( body, mPrivateKeyID );
|
|
|
|
if( !body.isEmpty() )
|
|
{
|
|
//Check if this is a RTF message before escaping it
|
|
if( !isHTML.exactMatch( body ) )
|
|
{
|
|
body = Kopete::Message::escape( body );
|
|
}
|
|
|
|
msg.setBody( TQString::fromLatin1("<table width=\"100%\" border=0 cellspacing=0 cellpadding=0><tr><td class=\"highlight\"><font size=\"-1\"><b>")
|
|
+ i18n("Incoming Encrypted Message: ")
|
|
+ TQString::fromLatin1("</b></font></td></tr><tr><td class=\"highlight\">")
|
|
+ body
|
|
+ TQString::fromLatin1(" </td></tr></table>")
|
|
, Kopete::Message::RichText );
|
|
}
|
|
|
|
}
|
|
|
|
void CryptographyPlugin::slotOutgoingMessage( Kopete::Message& msg )
|
|
{
|
|
if(msg.direction() != Kopete::Message::Outbound)
|
|
return;
|
|
|
|
TQStringList keys;
|
|
TQPtrList<Kopete::Contact> contactlist = msg.to();
|
|
for( Kopete::Contact *c = contactlist.first(); c; c = contactlist.next() )
|
|
{
|
|
TQString tmpKey;
|
|
if( c->metaContact() )
|
|
{
|
|
if(c->metaContact()->pluginData( this, "encrypt_messages" ) == "off" )
|
|
return;
|
|
tmpKey = c->metaContact()->pluginData( this, "gpgKey" );
|
|
}
|
|
if( tmpKey.isEmpty() )
|
|
{
|
|
// kdDebug( 14303 ) << "CryptographyPlugin::slotOutgoingMessage: no key selected for one contact" <<endl;
|
|
return;
|
|
}
|
|
keys.append( tmpKey );
|
|
}
|
|
if(mAlsoMyKey) //encrypt also with the self key
|
|
keys.append( mPrivateKeyID );
|
|
|
|
TQString key = keys.join( " " );
|
|
|
|
if(key.isEmpty())
|
|
{
|
|
kdDebug(14303) << "CryptographyPlugin::slotOutgoingMessage: empty key" <<endl;
|
|
return;
|
|
}
|
|
|
|
TQString original=msg.plainBody();
|
|
|
|
/* Code From KGPG */
|
|
|
|
////////////////// encode from editor
|
|
TQString encryptOptions="";
|
|
|
|
//if (utrust==true)
|
|
encryptOptions+=" --always-trust ";
|
|
//if (arm==true)
|
|
encryptOptions+=" --armor ";
|
|
|
|
/* if (pubcryptography==true)
|
|
{
|
|
if (gpgversion<120) encryptOptions+=" --compress-algo 1 --cipher-algo cast5 ";
|
|
else encryptOptions+=" --cryptography6 ";
|
|
}*/
|
|
|
|
// if (selec==NULL) {KMessageBox::sorry(Kopete::UI::Global::mainWidget(),i18n("You have not chosen an encryption key..."));return;}
|
|
|
|
TQString resultat=KgpgInterface::KgpgEncryptText(original,key,encryptOptions);
|
|
if (!resultat.isEmpty())
|
|
{
|
|
msg.setBody(resultat,Kopete::Message::PlainText);
|
|
m_cachedMessages.insert(resultat,original);
|
|
}
|
|
else
|
|
kdDebug(14303) << "CryptographyPlugin::slotOutgoingMessage: empty result" <<endl;
|
|
|
|
}
|
|
|
|
void CryptographyPlugin::slotSelectContactKey()
|
|
{
|
|
Kopete::MetaContact *m=Kopete::ContactList::self()->selectedMetaContacts().first();
|
|
if(!m)
|
|
return;
|
|
TQString key = m->pluginData( this, "gpgKey" );
|
|
CryptographySelectUserKey *opts = new CryptographySelectUserKey( key, m );
|
|
opts->exec();
|
|
if( opts->result() )
|
|
{
|
|
key = opts->publicKey();
|
|
m->setPluginData( this, "gpgKey", key );
|
|
}
|
|
delete opts;
|
|
}
|
|
|
|
void CryptographyPlugin::slotForgetCachedPass()
|
|
{
|
|
m_cachedPass=TQCString();
|
|
m_cachedPass_timer->stop();
|
|
}
|
|
|
|
void CryptographyPlugin::slotNewKMM(Kopete::ChatSession *KMM)
|
|
{
|
|
connect(this , TQT_SIGNAL( destroyed(TQObject*)) ,
|
|
new CryptographyGUIClient(KMM) , TQT_SLOT(deleteLater()));
|
|
}
|
|
|
|
|
|
|
|
#include "cryptographyplugin.moc"
|
|
|
|
// vim: set noet ts=4 sts=4 sw=4:
|
|
|