Fix retriggering of GPGMe socket notifiers in nested event loops

This resolves Bug 825
Add missing GPGMe feature checks to CMake
(cherry picked from commit 7bd54f5a796f6f1276bbd310deaf1f2ac673954d)

2 files changed, 50 insertions, 30 deletions

diff --git a/certmanager/lib/ui/keylistview.cpp b/certmanager/lib/ui/keylistview.cpp
index 100334f20..96cca8f11 100644
--- a/certmanager/lib/ui/keylistview.cpp
+++ b/certmanager/lib/ui/keylistview.cpp
@@ -333,13 +333,16 @@ Kleo::KeyListViewItem * Kleo::KeyListView::itemByFingerprint( const TQCString &
 
 void Kleo::KeyListView::slotRefreshKey( const GpgME::Key & key ) {
   const char * fpr = key.primaryFingerprint();
-  if ( !fpr )
+  if ( !fpr ) {
     return;
-  if ( KeyListViewItem * item = itemByFingerprint( fpr ) )
+  }
+  if ( KeyListViewItem * item = itemByFingerprint( fpr ) ) {
     item->setKey ( key );
-  else
+  }
+  else {
     // none found -> add it
     slotAddKey( key );
+  }
 }
 
 // slots for the emission of covariant signals:
diff --git a/certmanager/lib/ui/keyselectiondialog.cpp b/certmanager/lib/ui/keyselectiondialog.cpp
index edb7ef201..7835c601f 100644
--- a/certmanager/lib/ui/keyselectiondialog.cpp
+++ b/certmanager/lib/ui/keyselectiondialog.cpp
@@ -265,29 +265,33 @@ namespace {
   }
 
   const TQPixmap * ColumnStrategy::pixmap( const GpgME::Key & key, int col ) const {
-    if ( col != 0 )
+    if ( col != 0 ) {
       return 0;
+    }
     // this key did not undergo a validating keylisting yet:
-    if ( !( key.keyListMode() & GpgME::Context::Validate ) )
+    if ( !( key.keyListMode() & GpgME::Context::Validate ) ) {
       return &mKeyUnknownPix;
+    }
 
-    if ( !checkKeyUsage( key, mKeyUsage ) )
+    if ( !checkKeyUsage( key, mKeyUsage ) ) {
       return &mKeyBadPix;
+    }
 
-    if ( key.protocol() == GpgME::Context::CMS )
+    if ( key.protocol() == GpgME::Context::CMS ) {
       return &mKeyGoodPix;
+    }
 
     switch ( key.userID(0).validity() ) {
-    default:
-    case GpgME::UserID::Unknown:
-    case GpgME::UserID::Undefined:
-      return &mKeyUnknownPix;
-    case GpgME::UserID::Never:
-      return &mKeyValidPix;
-    case GpgME::UserID::Marginal:
-    case GpgME::UserID::Full:
-    case GpgME::UserID::Ultimate:
-      return &mKeyGoodPix;
+      default:
+      case GpgME::UserID::Unknown:
+      case GpgME::UserID::Undefined:
+        return &mKeyUnknownPix;
+      case GpgME::UserID::Never:
+        return &mKeyValidPix;
+      case GpgME::UserID::Marginal:
+      case GpgME::UserID::Full:
+      case GpgME::UserID::Ultimate:
+        return &mKeyGoodPix;
     }
   }
 
@@ -585,8 +589,9 @@ namespace {
 void Kleo::KeySelectionDialog::startKeyListJobForBackend( const CryptoBackend::Protocol * backend, const std::vector<GpgME::Key> & keys, bool validate ) {
   assert( backend );
   KeyListJob * job = backend->keyListJob( false, false, validate ); // local, w/o sigs, validation as givem
-  if ( !job )
+  if ( !job ) {
     return;
+  }
 
   connect( job, TQT_SIGNAL(result(const GpgME::KeyListResult&)),
 	   TQT_SLOT(slotKeyListResult(const GpgME::KeyListResult&)) );
@@ -599,8 +604,9 @@ void Kleo::KeySelectionDialog::startKeyListJobForBackend( const CryptoBackend::P
   std::transform( keys.begin(), keys.end(), std::back_inserter( fprs ), ExtractFingerprint() );
   const GpgME::Error err = job->start( fprs, mKeyUsage & SecretKeys && !( mKeyUsage & PublicKeys ) );
 
-  if ( err )
+  if ( err ) {
     return showKeyListError( this, err );
+  }
 
   // FIXME: create a MultiProgressDialog:
   (void)new ProgressDialog( job, validate ? i18n( "Checking selected keys..." ) : i18n( "Fetching keys..." ), this );
@@ -617,15 +623,18 @@ static void selectKeys( Kleo::KeyListView * klv, const std::vector<GpgME::Key> &
 }
 
 void Kleo::KeySelectionDialog::slotKeyListResult( const GpgME::KeyListResult & res ) {
-  if ( res.error() )
+  if ( res.error() ) {
     showKeyListError( this, res.error() );
-  else if ( res.isTruncated() )
+  }
+  else if ( res.isTruncated() ) {
     ++mTruncated;
+  }
 
-  if ( --mListJobCount > 0 )
+  if ( --mListJobCount > 0 ) {
     return; // not yet finished...
+  }
 
-  if ( mTruncated > 0 )
+  if ( mTruncated > 0 ) {
     KMessageBox::information( this,
 			      i18n("<qt>One backend returned truncated output.<br>"
 				   "Not all available keys are shown</qt>",
@@ -633,6 +642,7 @@ void Kleo::KeySelectionDialog::slotKeyListResult( const GpgME::KeyListResult & r
 				   "Not all available keys are shown</qt>",
 				   mTruncated),
 			      i18n("Key List Result") );
+  }
 
   mKeyListView->flushKeys();
 
@@ -677,13 +687,16 @@ void Kleo::KeySelectionDialog::slotCheckSelection( KeyListViewItem * item ) {
   mSelectedKeys.clear();
 
   if ( !mKeyListView->isMultiSelection() ) {
-    if ( item )
+    if ( item ) {
       mSelectedKeys.push_back( item->key() );
+    }
   }
 
-  for ( KeyListViewItem * it = mKeyListView->firstChild() ; it ; it = it->nextSibling() )
-    if ( it->isSelected() )
+  for ( KeyListViewItem * it = mKeyListView->firstChild() ; it ; it = it->nextSibling() ) {
+    if ( it->isSelected() ) {
       mSelectedKeys.push_back( it->key() );
+    }
+  }
 
   mKeysToCheck.clear();
   std::remove_copy_if( mSelectedKeys.begin(), mSelectedKeys.end(),
@@ -700,8 +713,9 @@ void Kleo::KeySelectionDialog::slotCheckSelection( KeyListViewItem * item ) {
 }
 
 void Kleo::KeySelectionDialog::startValidatingKeyListing() {
-  if ( mKeysToCheck.empty() )
+  if ( mKeysToCheck.empty() ) {
     return;
+  }
 
   mListJobCount = 0;
   mTruncated = 0;
@@ -711,11 +725,14 @@ void Kleo::KeySelectionDialog::startValidatingKeyListing() {
   mKeyListView->setEnabled( false );
 
   std::vector<GpgME::Key> smime, openpgp;
-  for ( std::vector<GpgME::Key>::const_iterator it = mKeysToCheck.begin() ; it != mKeysToCheck.end() ; ++it )
-    if ( it->protocol() == GpgME::Context::OpenPGP )
+  for ( std::vector<GpgME::Key>::const_iterator it = mKeysToCheck.begin() ; it != mKeysToCheck.end() ; ++it ) {
+    if ( it->protocol() == GpgME::Context::OpenPGP ) {
       openpgp.push_back( *it );
-    else
+    }
+    else {
       smime.push_back( *it );
+    }
+  }
 
   if ( !openpgp.empty() ) {
     assert( mOpenPGPBackend );