Added support for clamd scanning.

This option has to be enabled in the new 'Backend' section of the
Options dialog.

Most configuration options are unavailable for use with 'clamdscan'.
For more information on the inherited limitations see the man page
for clamdscan(1).

This resolves issue #17.

Signed-off-by: Mavridis Philippe <mavridisf@gmail.com>

1 files changed, 96 insertions, 55 deletions

diff --git a/src/scanviewer.cpp b/src/scanviewer.cpp
index d61f4a4..0e5e702 100644
--- a/src/scanviewer.cpp
+++ b/src/scanviewer.cpp
@@ -39,9 +39,9 @@ ScanViewer::ScanViewer(TQWidget *parent, const char *name)
     : TQWidget(parent, name)
 {
 
-    scanInProgress = TRUE;    
-    multiScan = FALSE;    
-    
+    scanInProgress = TRUE;
+    multiScan = FALSE;
+
     //TQGridLayout *layout = new TQGridLayout(this, 6, 3, 10, 4);
     layout = new TQGridLayout(this, 6, 3, 10, 4);
     layout->setColStretch(0, 10);
@@ -53,9 +53,9 @@ ScanViewer::ScanViewer(TQWidget *parent, const char *name)
     layout->setRowStretch(2, 10);
     layout->addRowSpacing(4, 10);
     layout->setRowStretch(4, 0);
-    
-    
-    
+
+
+
     resultview = new TQListView(this);
     resultview->setShowSortIndicator(true);
 
@@ -77,24 +77,24 @@ ScanViewer::ScanViewer(TQWidget *parent, const char *name)
 
     menu = new TQPopupMenu( resultview );
 
-        connect(resultview, SIGNAL( contextMenuRequested( TQListViewItem *, const TQPoint& , int ) ), 
+        connect(resultview, SIGNAL( contextMenuRequested( TQListViewItem *, const TQPoint& , int ) ),
         this, SLOT( slotRMB( TQListViewItem *, const TQPoint &, int ) ) );
-        
+
     status_frame = new TQFrame(this);
     status_frame->setFrameStyle(TQFrame::Panel | TQFrame::Sunken);
     TQBoxLayout *status_layout = new TQHBoxLayout(status_frame, 2);
-    
+
 
     status_label = new TQLabel("", status_frame);
     status_layout->addWidget(status_label, 10);
-    
+
     //matches_label = new TQLabel(status_frame);
     //TQFontMetrics ml_fm(matches_label->fontMetrics());
     //matches_label->setFixedWidth(ml_fm.width(i18n("9999 viruses/errors found")));
     //matches_label->setFixedHeight(ml_fm.lineSpacing());
     //status_layout->addWidget(matches_label, 0);
-    
-    
+
+
     status_layout->activate();
     status_frame->adjustSize();
     status_frame->setMinimumSize(status_frame->size());
@@ -103,7 +103,7 @@ ScanViewer::ScanViewer(TQWidget *parent, const char *name)
     status2_frame = new TQFrame(this);
     status2_frame->setFrameStyle(TQFrame::Panel | TQFrame::Sunken);
     status2_layout = new TQHBoxLayout(status2_frame, 2);
-    
+
     status2_label = new TQLabel(i18n("Files scanned: 0"), status2_frame);
     status2_layout->addWidget(status2_label, 10);
     status2_label->hide();
@@ -135,7 +135,7 @@ ScanViewer::ScanViewer(TQWidget *parent, const char *name)
     matches2_label->setFixedWidth(ml_fm2.width(i18n("9999 viruses/problems found")));
     matches2_label->setFixedHeight(ml_fm2.lineSpacing());
     status2_layout->addWidget(matches2_label, 0);
-    
+
     TQToolTip::add(matches2_label, i18n("cf. 'Flanderseses' - Homer Simpson. This childish joke will be removed when KlamAV is more mature."));
 
     status2_layout->activate();
@@ -144,7 +144,7 @@ ScanViewer::ScanViewer(TQWidget *parent, const char *name)
 
     layout->addMultiCellWidget(status2_frame, 4, 4, 0, 2);
 
-        
+
     layout->activate();
 
 
@@ -209,7 +209,7 @@ void ScanViewer::processOutput()
                 filesscanned++;
                 if (!(showProgress))
                     status2_label->setText(i18n("Files scanned: %1").arg(filesscanned));
-                
+
             //}else if ((pos = buf.section('\n',j,j).find("ERROR:")) != -1){
             }else if ((pos = (item2.find("ERROR:"))) != -1){
                 TQString tmpVirusName = item2.mid((fnameEndPoint+1),(item2.length() - (fnameEndPoint+1)));
@@ -241,7 +241,7 @@ void ScanViewer::processOutput()
                     "- Access Denied!").arg(tmpFName));
                 CollectionDB::instance()->insertEvent("Error Found","Access Denied",tmpFName);
             //}else if ((pos = buf.section('\n',j,j).find(": Can't open")) != -1){
-    
+
             }else if ((pos = (item2.find(": Can't open"))) != -1){
                 //status2_label->setText(i18n("Files scanned: %1").arg(++filesscanned));
                 filesscanned++;
@@ -280,9 +280,9 @@ void ScanViewer::processOutput()
 void ScanViewer::slotScan(const TQStringList & filepattern, int mode, bool recursive, bool dcopscan)
 {
 
-    //KMessageBox::information (this, filepattern);    
+    //KMessageBox::information (this, filepattern);
     TDECmdLineArgs *args = TDECmdLineArgs::parsedArgs();
-    
+
     if(( args->isSet( "scanthis" ) ) || (dcopscan)) {
         calculateTime = FALSE;
         showProgress = FALSE;
@@ -341,13 +341,16 @@ void ScanViewer::slotScan(const TQStringList & filepattern, int mode, bool recur
     //kdDebug() << filepattern << endl;
 
     prog->setTotalSteps(cnt);
-    kdDebug() << "COUNT" << cnt << endl;    
+    kdDebug() << "COUNT" << cnt << endl;
 
     config = TDEGlobal::config();
 
+    config->setGroup("KlamavBackend");
+    clamdscan = config->readBoolEntry("ScannerClamdscan", false);
+
     slotClear();
     QuarantineList.clear();
-    
+
     errorsEncountered = FALSE;
     filesscanned = 0;
     //status2_label->setText(i18n("Scan in Progress..."));
@@ -363,17 +366,17 @@ void ScanViewer::slotScan(const TQStringList & filepattern, int mode, bool recur
             db = *ita;
         }
     }
-    
-    ////kdDebug() << "here 2" << endl;    
+
+    ////kdDebug() << "here 2" << endl;
     TQString dbpath;
     TQString excludes;
-    TQString options;
-    
+    TQString options; // can not be used for clamdscan
+
     if (!(db.isEmpty()))
         dbpath = TQString(" -d %1 ").arg(db);
 
     config->setGroup("Klamscan");
-    
+
     if (config->readEntry("ExcludeQuarantine") == "Yes"){
         config->setGroup("Kuarantine");
         TQStringList lastQuarLocations = config->readListEntry("KuarantineLocations");
@@ -384,7 +387,7 @@ void ScanViewer::slotScan(const TQStringList & filepattern, int mode, bool recur
         excludes += TQString(" --exclude=%1 ").arg(quarloc);
     }
 
-    
+
     //if ((recursive_box->isChecked() && !(multiScan)) || (multi_recursive && multiScan))
     if (recursive)
         options += " -r ";
@@ -397,7 +400,7 @@ void ScanViewer::slotScan(const TQStringList & filepattern, int mode, bool recur
 
 //     if (KlamavConfig::mBsToExtract() > 0)
 //         options += "--max-space=" + TQString("%1").arg(KlamavConfig::mBsToExtract()) + " ";
-//         
+//
 //     if (KlamavConfig::compressionRatio() > 0)
 //         options += "--max-ratio=" + TQString("%1").arg(KlamavConfig::compressionRatio()) + " ";
 
@@ -410,7 +413,7 @@ void ScanViewer::slotScan(const TQStringList & filepattern, int mode, bool recur
 
     if (KlamavConfig::maxScanSize() > 0)
         options += "--max-scansize=" + TQString("%1").arg(KlamavConfig::maxScanSize()) + "M ";
-  
+
     //config->setGroup("Klamscan");
 //     if (KlamavConfig::virusLimitsExceeded())
 //         options += "--block-max ";
@@ -423,7 +426,7 @@ void ScanViewer::slotScan(const TQStringList & filepattern, int mode, bool recur
 
     if (!(KlamavConfig::scanHTML()))
         options += "--no-html ";
-        
+
     if (!(KlamavConfig::scanPE()))
         options += "--no-pe ";
 
@@ -449,7 +452,7 @@ void ScanViewer::slotScan(const TQStringList & filepattern, int mode, bool recur
         else
             options+=" ";
     }
-    
+
     if (KlamavConfig::scanArj()){
         options += "--arj";
         if ((KlamavConfig::arjUsing()) != "")
@@ -465,7 +468,7 @@ void ScanViewer::slotScan(const TQStringList & filepattern, int mode, bool recur
         else
             options+=" ";
     }
-    
+
     if (KlamavConfig::scanLzh()){
         options += "--lha";
         if ((KlamavConfig::lzhUsing()) != "")
@@ -506,21 +509,59 @@ void ScanViewer::slotScan(const TQStringList & filepattern, int mode, bool recur
             options+=" ";
     }
 
-    kdDebug() << "clamscan -v "
-    << excludes << " " 
-    << dbpath << " " 
-    << options << " "
-    << "'" + m_filepattern.join("' '") + "'" << endl;
+    if(clamdscan) {
+        // make sure that clamd is running
+        FILE* clamdpid;
+        if( clamdpid = fopen("/run/clamav/clamd.pid","r") )
+            fclose(clamdpid); // it's ok
+        else {
+            int choice = KMessageBox::warningYesNoCancel(
+                this,
+                i18n("The ClamAV daemon does not seem to be running on this system. Do you really want to continue with this scan or would you like to launch a standalone scan instead?'"),
+                i18n("Clamd not running"),
+                i18n("Continue this scan"),
+                i18n("Launch standalone scan"),
+                i18n("Do not ask me again")
+            );
+
+            switch(choice) {
+                case 2: // cancel
+                    return;
+                    break;
+                case 4: // launch standalone scan
+                    clamdscan = false;
+                    break;
+            }
+        }
+    }
 
     childproc = new KProcIO();
     childproc->setUseShell(TRUE);
     childproc->setUsePty (KProcIO::Stdout,TRUE);
 
-    *childproc << "clamscan -v ";
-    *childproc << excludes << " ";
-    *childproc << dbpath << " ";
-    *childproc << options << " ";
-    
+    if(clamdscan) {
+	config->setGroup("KlamavBackend");
+	TQString multiscanOption = config->readBoolEntry("ClamdMultiscan", true) ? " -m " : "";
+
+        kdDebug() << "clamdscan -v "
+                  << multiscanOption
+                  << "'" + m_filepattern.join("' '") + "'" << endl;
+
+        *childproc << "clamdscan -v ";
+	*childproc << multiscanOption;
+    } else {
+        kdDebug() << "clamscan -v "
+                  << excludes << " "
+                  << dbpath << " "
+                  << options << " "
+                  << "'" + m_filepattern.join("' '") + "'" << endl;
+
+        *childproc << "clamscan -v ";
+        *childproc << excludes << " ";
+        *childproc << dbpath << " ";
+        *childproc << options << " ";
+    }
+
     *childproc << "'" + m_filepattern.join("' '") + "'";
 
 
@@ -601,7 +642,7 @@ void ScanViewer::childExited()
     int status = childproc->exitStatus();
 
     int result;
-    
+
     status2_label->setText( i18n("Scan Complete") );
     CollectionDB::instance()->insertEvent("Manual Scan",TQString("Scan Complete"),m_filepattern.join(" "));
 
@@ -743,7 +784,7 @@ void  ScanViewer::Quarantine(){
                 KMessageBox::information (this,i18n("<p>There was a problem quarantining <b>%1</b>. Check your diskspace, the permissions on your quarantine location and whether a file with the same name already exists in the quarantine. </p>").arg(fname));
             }
 
-            
+
         }
     }
     if (allQuarantined)
@@ -752,7 +793,7 @@ void  ScanViewer::Quarantine(){
         tdemain->_tray->setPixmap(KSystemTray::loadIcon("klamav_scan_found"));
     config->writeEntry(TQString("Items %1").arg(quarloc), lastQuarItems);
     config->sync();
-    
+
     //tdemain->kuarantine->refresh();
 
 
@@ -807,7 +848,7 @@ void ScanViewer::slotQuarantineSelected()
 
     TQPtrList<TQListViewItem> list;
     TQListViewItemIterator it( resultview, TQListViewItemIterator::Selected );
-    
+
     QuarantineList = "";
     while ( it.current() ) {
       TQListViewItem* tItem = it.current();
@@ -844,7 +885,7 @@ void ScanViewer::slotStartAgain()
     calculateTime = TRUE;
     emit scanStartingAgain(this);
     slotScan(m_filepattern, m_mode, m_recursive,false);
-    
+
 
 }
 
@@ -865,22 +906,22 @@ void ScanViewer::slotCancelScanTime()
 
 // void ScanViewer::startProgress()
 // {
-// 
+//
 //     cnt = 0;
 //     //kdDebug() << "m_filepattern" << m_filepattern << endl;
 //     TQDir d( m_filepattern );
 // //    int num = countFiles(d);
 // //     if (countFiles(d) > 0)
 // //        //kdDebug() << "count" << num << endl;
-// 
+//
 //     progress = new KProgressDialog (this, "progress", i18n( "Loading .." ), i18n( "Loading..." ), true);
 //     progress->setAllowCancel(false);
 //     prog = progress->progressBar();
 //     progress->setLabel(i18n( "Loading lots and lots and lots of virus information" ));
 //     //int cnt = countFiles(d);
 //     prog->setTotalSteps(countFiles(d));
-//     //kdDebug() << "COUNT" << countFiles(d) << endl;    
-// 
+//     //kdDebug() << "COUNT" << countFiles(d) << endl;
+//
 // }
 
 int ScanViewer::countFiles( TQDir & root)
@@ -894,15 +935,15 @@ int ScanViewer::countFiles( TQDir & root)
     }
     TQStringList entries = root.entryList( TQDir::Dirs | TQDir::Files | TQDir::Hidden);
 
-    
-    ////kdDebug() << "count" << counter << endl;    
+
+    ////kdDebug() << "count" << counter << endl;
     for (TQStringList::size_type j = 0; j < entries.size(); j++ )
     {
         TQString entry = entries[j];
 
         if( entry == "." || entry == "..")
             continue;
-        
+
 
         TQFileInfo fi(root, entry );
         entry = fi.absFilePath();
@@ -980,7 +1021,7 @@ void ScanViewer::slotOnItem( TQListViewItem * lineitem)
 
 
      status_label->setText( message);
-    
+
 }
 
 void ScanViewer::slotOffItem( )