advancedfm.cpp

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/***************************************************************************
   AdvancedFm.cpp
  -------------------
  ** Created: Sat Mar 9 23:33:09 2002
    copyright            : (C) 2002 by ljp
    email                : ljp@llornkcor.com
    *   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.                                   *
    ***************************************************************************/
#define DEVELOPERS_VERSION
#include "advancedfm.h"

#include <opie2/odebug.h>
#include <opie2/oresource.h>
#include <opie2/ostorageinfo.h>

#include <qpe/qpeapplication.h>
#include <qpe/config.h>
#include <qpe/mimetype.h>
#include <qpe/applnk.h>
#include <qpe/menubutton.h>

#include <qcombobox.h>
#include <qpopupmenu.h>
#include <qlistview.h>
#include <qmessagebox.h>
#include <qlineedit.h>


#include <sys/stat.h>
#include <time.h>
#include <dirent.h>
#include <fcntl.h>
#include <sys/vfs.h>
#include <mntent.h>

using namespace Opie::Ui;

AdvancedFm::AdvancedFm(QWidget *,const char*, WFlags )
   : QMainWindow( ) {
   init();
   renameBox = 0;
         whichTab = 1;
   unknownXpm = Opie::Core::OResource::loadImage("UnknownDocument", Opie::Core::OResource::SmallIcon);

         initConnections();
         rePopulate();
         channel = new QCopChannel( "QPE/Application/advancedfm", this );
         connect(channel,SIGNAL(received(const QCString&,const QByteArray&)),this,SLOT(qcopReceive(const QCString&,const QByteArray&)));
         switchToLocalTab();
}

AdvancedFm::~AdvancedFm() {
}


void AdvancedFm::cleanUp() {
   QString sfile=QDir::homeDirPath();
   if(sfile.right(1) != "/")
      sfile+="/._temp";
   else
      sfile+="._temp";
   QFile file( sfile);
   if(file.exists())
      file.remove();
}

void AdvancedFm::tabChanged(QWidget *wd) {
                if(wd == tab) {
                                whichTab = 1;
                                viewMenu->setItemChecked(viewMenu->idAt(0), true);
                                viewMenu->setItemChecked(viewMenu->idAt(1), false);
//                              qDebug("tabchanged: LOCAL VIEW SHOWN");
                }

                else if(wd == tab_2) {
                                whichTab = 2;
                                viewMenu->setItemChecked(viewMenu->idAt(0), false);
                                viewMenu->setItemChecked(viewMenu->idAt(1), true);
//                              qDebug("tabchanged: REMOTE VIEW SHOWN");
                }
                qApp->processEvents();
                QString path = CurrentDir()->canonicalPath();

                chdir( path.latin1());
                currentPathCombo->lineEdit()->setText(path);
}


void AdvancedFm::populateView() {

                QPixmap pm;
                QListView *thisView = CurrentView();
                QDir *thisDir = CurrentDir();
                QString path = thisDir->canonicalPath();

                thisView->clear();
                thisDir->setSorting(/* QDir::Size*/ /*| QDir::Reversed | */QDir::DirsFirst);
                thisDir->setMatchAllDirs(TRUE);
                thisDir->setNameFilter(filterStr);
                QString fileL, fileS, fileDate;

                QString fs = getFileSystemType((const QString &) path);
                setCaption(tr("AdvancedFm :: ")+fs+" :: "
                                                         +checkDiskSpace((const QString &) path)+ tr(" kB free") );
                bool isDir = FALSE;

                const QFileInfoList *list = thisDir->entryInfoList( /*QDir::All*/ /*, QDir::SortByMask*/);
                QFileInfoListIterator it(*list);
                QFileInfo *fi;
                while ( (fi=it.current()) ) {
                                if (fi->isSymLink() )  {
                                                QString symLink = fi->readLink();
                                                QFileInfo sym( symLink);
                                                fileS.sprintf( "%10i", sym.size() );
                                                fileL =  fi->fileName() +" ->  " + sym.filePath().data();
                                                fileDate = sym.lastModified().toString();
                                }  else  {
                                                fileS.sprintf( "%10i", fi->size() );
                                                fileL = fi->fileName();
                                                fileDate= fi->lastModified().toString();
                                                if( QDir(QDir::cleanDirPath( path +"/"+fileL)).exists() ) {
//           if(fileL == "..")
                                                                fileL += "/";
                                                                isDir=TRUE;
                                                }
                                }
                                QFileInfo fileInfo(  path + "/" + fileL);

                                if(fileL !="./" && fi->exists())  {
                                                item = new QListViewItem( thisView, fileL, fileS , fileDate);

                                                if(isDir || fileL.find("/",0,TRUE) != -1) {

                                                                if( !QDir( fi->filePath() ).isReadable()) //is directory
                                    pm = Opie::Core::OResource::loadPixmap( "lockedfolder", Opie::Core::OResource::SmallIcon );
                                                                else
                                    pm = Opie::Core::OResource::loadPixmap( "folder", Opie::Core::OResource::SmallIcon );
      }
                                                else if ( fs == "vfat" && fileInfo.filePath().contains("/bin") ) {
                            pm = Opie::Core::OResource::loadPixmap( "exec", Opie::Core::OResource::SmallIcon );
                                                }
                                                else if( (fileInfo.permission( QFileInfo::ExeUser)
                                                                                        | fileInfo.permission( QFileInfo::ExeGroup)
                                                                                        | fileInfo.permission( QFileInfo::ExeOther)) && fs != "vfat" ) {
                            pm = Opie::Core::OResource::loadPixmap( "exec", Opie::Core::OResource::SmallIcon );
                                                }
                                                else if( !fi->isReadable() )  {
                            pm = Opie::Core::OResource::loadPixmap( "locked", Opie::Core::OResource::SmallIcon );
                                                }
                                                else { //everything else goes by mimetype
                                                                MimeType mt(fi->filePath());
                                                                pm=mt.pixmap(); //sets the correct pixmap for mimetype
                                                                if(pm.isNull()) {
                                                                                pm = unknownXpm;
                                                                }
                                                }
                                                if(  fi->isSymLink() || fileL.find("->",0,TRUE) != -1) {
                                                                        //  odebug << " overlay link image" << oendl;
                            pm = Opie::Core::OResource::loadPixmap( "advancedfm/symlink", Opie::Core::OResource::SmallIcon );
                                                }
                                                item->setPixmap( 0, pm );

                                }
                                isDir=FALSE;
                                ++it;
                }

                if( path.find("dev",0,TRUE) != -1) {
                                struct stat buf;
                                dev_t devT;
                                DIR *dir;
                                struct dirent *mydirent;

                                if((dir = opendir( path.latin1())) != NULL)
                                                while ((mydirent = readdir(dir)) != NULL) {
                                                                lstat( mydirent->d_name, &buf);
//        odebug << mydirent->d_name << oendl;
                                                                fileL.sprintf("%s", mydirent->d_name);
                                                                devT = buf.st_dev;
                                                                fileS.sprintf("%d, %d", (int) ( devT >>8) &0xFF, (int)devT &0xFF);
                                                                fileDate.sprintf("%s", ctime( &buf.st_mtime));
                                                                if( fileL.find(".") == -1 ) {
                                                                                item= new QListViewItem( thisView, fileL, fileS, fileDate);
                                                                                pm = unknownXpm;
                                                                                item->setPixmap( 0,pm);
                                                                }
                                                }

                                closedir(dir);
                }

                thisView->setSorting( 3,FALSE);
                fillCombo( (const QString &) path );
}

void AdvancedFm::rePopulate() {
//              qDebug("repopulate views");
                populateView();
                setOtherTabCurrent();
                populateView();
}

void AdvancedFm::ListClicked(QListViewItem *selectedItem) {
                if(selectedItem) {
                                QString strItem=selectedItem->text(0);
//      owarn << strItem << oendl;
                                QString strSize=selectedItem->text(1);
                                strSize=strSize.stripWhiteSpace();
                                bool isDirectory = false;
                                QString strItem2;

                                if(strItem.find("@",0,TRUE) !=-1 || strItem.find("->",0,TRUE) !=-1 ) {//if symlink
                                                strItem2 = dealWithSymName((const QString&)strItem);
                                                if(QDir(strItem2).exists() )
                                                                strItem = strItem2;
                                }

                                if( strItem.find(". .",0,TRUE) && strItem.find("/",0,TRUE)!=-1 ) {

                                                if(QDir(strItem).exists())
                                                                isDirectory = true;
                                }

                                if( isDirectory ) {
                                                CurrentDir()->cd( strItem, TRUE);
                                                populateView();
                                                CurrentView()->ensureItemVisible( CurrentView()->firstChild());
                                }
                                chdir( strItem.latin1());
                }
}

void AdvancedFm::ListPressed( int mouse, QListViewItem *item, const QPoint& , int ) {
                Q_UNUSED(item);
   switch (mouse) {
   case 1:
   {
      if(renameBox != 0 ) {
         cancelRename();
      }
   }
   break;
//    case 2:
//       menuTimer.start( 50, TRUE );
//       break;
   };
}


void AdvancedFm::refreshCurrentTab() {
     populateView();
//       if ( TabWidget->currentWidget() == tab) {
}

void AdvancedFm::switchToLocalTab() {
                TabWidget->setCurrentWidget(tab);
                Local_View->setFocus();
//              whichTab = 1;
}

void AdvancedFm::switchToRemoteTab() {
                TabWidget->setCurrentWidget(tab_2);
                Remote_View->setFocus();
//              whichTab = 2;
}

void  AdvancedFm::currentPathComboChanged() {
                QString pDir = currentPathCombo->lineEdit()->text();
   if(QDir(pDir).exists()) {
      CurrentDir()->setPath(pDir );
      populateView();
   } else {
      QMessageBox::message(tr("Note"),tr("<p>%1 does not exist</p>").arg(pDir));
   }
}

void  AdvancedFm::fillCombo(const QString &currentPath) {

         if ( TabWidget->currentWidget() == tab) {
//   if ( whichTab == 1) {
      currentPathCombo->lineEdit()->setText( currentPath);
      if( localDirPathStringList.grep( currentPath,TRUE).isEmpty() ) {
         currentPathCombo->clear();
         localDirPathStringList.prepend( currentPath );
         currentPathCombo->insertStringList( localDirPathStringList,-1);
      }
   } else {
      currentPathCombo->lineEdit()->setText( currentPath);
      if( remoteDirPathStringList.grep( currentPath,TRUE).isEmpty() ) {
         currentPathCombo->clear();
         remoteDirPathStringList.prepend( currentPath );
         currentPathCombo->insertStringList( remoteDirPathStringList,-1);
      }
   }
}

QStringList AdvancedFm::getPath() {
   QStringList strList;
   QListView *thisView=CurrentView();
   QList<QListViewItem> * getSelectedItems( QListView * thisView );
   QListViewItemIterator it( thisView );
   for ( ; it.current(); ++it ) {
      if ( it.current()->isSelected() ) {
         strList <<  it.current()->text(0);
//        odebug << it.current()->text(0) << oendl;
      }
   }
   return strList;
}

void AdvancedFm::changeTo(const QString &dir) {
   chdir( dir.latin1());
   CurrentDir()->cd(dir, TRUE);
   populateView();
   update();
}

void AdvancedFm::homeButtonPushed() {
 changeTo(QDir::homeDirPath());
}

void AdvancedFm::docButtonPushed() {
   changeTo(QPEApplication::documentDir());
}

void AdvancedFm::SDButtonPushed() {
   Opie::Core::OStorageInfo info;
   if(StorageInfo::hasSd() ) {
      changeTo(info.sdPath());
   }
   else if(StorageInfo::hasMmc()) {
      changeTo(info.mmcPath());
   }
}

void AdvancedFm::CFButtonPushed() {
                Opie::Core::OStorageInfo info;
                changeTo(info.cfPath());
}

void AdvancedFm::QPEButtonPushed() {
                changeTo(QPEApplication::qpeDir());
}

void AdvancedFm::doAbout() {
   QMessageBox::message("AdvancedFm",tr("<P>Advanced FileManager is copyright 2002-2003 by L.J.Potter<llornkcor@handhelds.org> and is licensed by the GPL</P>"));
}

void AdvancedFm::keyPressEvent( QKeyEvent *e) {
                Q_UNUSED(e);
}

void AdvancedFm::keyReleaseEvent( QKeyEvent *e) {
//     if( CurrentView()->hasFocus() )
//        e->ignore();

        if( currentPathCombo->lineEdit()->hasFocus()) {
//                              qDebug("shout!");
                }

                                else if(  e->key() ==  Key_Left )
                                upDir();
                else if( e->key() == Key_Return || e->key() == Key_Enter)
                                navigateToSelected();
                else if( e->key() == Key_Tab)
                                setOtherTabCurrent();
                else if( e->key() == Key_Delete )
                                del();
                else
                                e->accept();

}


void AdvancedFm::parsetab(const QString &fileName) {

   fileSystemTypeList.clear();
   fsList.clear();
   struct mntent *me;
   FILE *mntfp = setmntent( fileName.latin1(), "r" );
   if ( mntfp ) {
      while ( (me = getmntent( mntfp )) != 0 ) {
         QString deviceName = me->mnt_fsname;
         QString filesystemType = me->mnt_type;
         QString mountDir = me->mnt_dir;
         if(deviceName != "none") {
            if( fsList.contains(filesystemType) == 0
                & filesystemType.find("proc",0,TRUE) == -1
                & filesystemType.find("cramfs",0,TRUE) == -1
                & filesystemType.find("auto",0,TRUE) == -1)
               fsList << filesystemType;
            fileSystemTypeList << mountDir+"::"+filesystemType;
         }
      }
   }
   endmntent( mntfp );
}

QString  AdvancedFm::getFileSystemType(const QString &currentText) {
   parsetab("/etc/mtab"); //why did TT forget filesystem type?
   QString current = currentText;//.right( currentText.length()-1);
   QString baseFs;
   for ( QStringList::Iterator it = fileSystemTypeList.begin(); it != fileSystemTypeList.end(); ++it ) {
      QString temp = (*it);
      QString path = temp.left(temp.find("::",0,TRUE) );
      path = path.right( path.length()-1);
      if(path.isEmpty()) baseFs = temp.right( temp.length() - temp.find("::",0,TRUE) - 2);
      if( current.find( path,0,TRUE) != -1 && !path.isEmpty()) {
         return temp.right( temp.length() - temp.find("::",0,TRUE) - 2);
      }
   }
   return baseFs;
}

QString  AdvancedFm::getDiskSpace( const QString &path) {
   struct statfs fss;
   if ( !statfs( path.latin1(), &fss ) ) {
      int blkSize = fss.f_bsize;
      //    int totalBlks = fs.f_blocks;
      int availBlks = fss.f_bavail;

      long mult = blkSize / 1024;
      long div = 1024 / blkSize;
      if ( !mult ) mult = 1;
      if ( !div ) div = 1;

      return QString::number(availBlks * mult / div);
   }
   return "";
}


void AdvancedFm::showFileMenu() {
   QString curApp;
   curApp = CurrentView()->currentItem()->text(0);

   MimeType mt(curApp);
   const AppLnk* app = mt.application();
   QFile fi(curApp);
   QPopupMenu *m = new QPopupMenu(0);
   QPopupMenu *n = new QPopupMenu(0);
   //    QPopupMenu *o = new QPopupMenu(0);
   m->insertItem(tr("Show Hidden Files"),this,SLOT(showHidden()));

   if ( QFileInfo(fi).isDir()) {
      m->insertSeparator();
      m->insertItem(tr("Change Directory"),this,SLOT(doDirChange()));
   } else {

      if (app)
         m->insertItem(app->pixmap(),tr("Open in " + app->name()),this,SLOT(runThis()));
      else if(QFileInfo(fi).isExecutable() ) //damn opie doesnt like this
         m->insertItem(tr("Execute"),this,SLOT(runThis()));
      m->insertItem( Opie::Core::OResource::loadPixmap( "txt", Opie::Core::OResource::SmallIcon ),
                     tr("Open as text"),this,SLOT(runText()));
   }

   m->insertItem(tr("Actions"),n);
   n->insertItem(tr("Make Directory"),this,SLOT(makeDir()));

   n->insertItem(tr("Make Symlink"),this,SLOT(mkSym()));

   n->insertSeparator();
   n->insertItem(tr("Rename"),this,SLOT(renameIt()));

   n->insertItem(tr("Copy"),this,SLOT(copyTimer()));
   n->insertItem(tr("Copy As"),this,SLOT(copyAsTimer()));
   n->insertItem(tr("Copy Same Dir"),this,SLOT(copySameDirTimer()));
   n->insertItem(tr("Move"),this,SLOT(moveTimer()));

   n->insertSeparator();
   n->insertItem(tr("Delete"),this,SLOT(doDelete()));
   m->insertItem(tr("Add To Documents"),this,SLOT(addToDocs()));

   m->insertItem(tr("Run Command"),this,SLOT(runCommand()));
   m->insertItem(tr("File Info"),this,SLOT(fileStatus()));

   m->insertSeparator();
   m->insertItem(tr("Set Permissions"),this,SLOT(filePerms()));

#if defined(QT_QWS_OPIE)
   m->insertItem(tr("Properties"),this,SLOT(doProperties()));
#endif
   m->setCheckable(TRUE);
   if (!b)
      m->setItemChecked(m->idAt(0),TRUE);
   else
      m->setItemChecked(m->idAt(0),FALSE);

   if(Ir::supported())
      m->insertItem(tr("Beam File"),this,SLOT(doBeam()));
   m->setFocus();

   m->exec(QPoint(QCursor::pos().x(),QCursor::pos().y()));

   if(m) delete m;
}


QString AdvancedFm::checkDiskSpace(const QString &path) {
   struct statfs fss;
   if ( !statfs( path.latin1(), &fss ) ) {
      int blkSize = fss.f_bsize;
//    int totalBlks = fs.f_blocks;
      int availBlks = fss.f_bavail;

      long mult = blkSize / 1024;
      long div = 1024 / blkSize;
      if ( !mult ) mult = 1;
      if ( !div ) div = 1;


      return QString::number(availBlks * mult / div);
   }
   return "";
}

void AdvancedFm::addToDocs() {
   QStringList strListPaths = getPath();
   QDir *thisDir = CurrentDir();

   if( strListPaths.count() > 0) {
      QString curFile;
      for ( QStringList::Iterator it = strListPaths.begin(); it != strListPaths.end(); ++it ) {
         curFile = thisDir->canonicalPath()+"/"+(*it);
//                odebug << curFile << oendl;
         QFileInfo fi(curFile);
         DocLnk f;
//                curFile.replace(QRegExp("\\..*"),"");
         f.setName(fi.baseName() );
         f.setFile( curFile);
         f.writeLink();
      }
   }
}


void AdvancedFm::customDirsToMenu() {

   Config cfg("AdvancedFm");
   cfg.setGroup("Menu");

   QStringList list = cfg.readListEntry( "CustomDir", ',');
   menuButton->insertItems(list );

//      for ( QStringList::Iterator it = list.begin(); it != list.end(); ++it )
//        {
//            customDirMenu->insertItem(*it );
//        }
}

void AdvancedFm::dirMenuSelected(int item) {
   switch(item)
   {

   case -21:
   case 0:
      addCustomDir();
      break;
   case -22:
   case 1:
      removeCustomDir();
      break;
   default:
   {
//            gotoCustomDir( menuButton->text(item));
//            gotoCustomDir( customDirMenu->text(item));
   }
   break;

   };
}

void AdvancedFm::addCustomDir() {
   Config cfg("AdvancedFm");
   cfg.setGroup("Menu");
   QString dir;
   QStringList list = cfg.readListEntry( (const QString &)"CustomDir", (const QChar)',');

   dir =  CurrentDir()->canonicalPath();

   bool addIt=true;
   for ( QStringList::Iterator it = list.begin(); it != list.end(); ++it ) {
      if( dir == (*it)) {
         addIt=false;
      }
   }
   if(addIt) {
      menuButton->insertItem(dir);
//          customDirMenu->insertItem(dir);
      list <<  dir;
   }

   cfg.writeEntry("CustomDir", list, ',');
   cfg.write();
}

void AdvancedFm::removeCustomDir() {
//  odebug << "remove custom dir" << oendl;
   Config cfg("AdvancedFm");
   cfg.setGroup("Menu");
   QString dir;
   QStringList list = cfg.readListEntry( (const QString &)"CustomDir", (const QChar)',');
   QStringList list2;
   dir =  CurrentDir()->canonicalPath();
   int ramble=2;
//  int ramble=-24;
//first remove list
   if(list.grep(dir,true).isEmpty()) {
      QMessageBox::message(tr( "AdvancedFm" ),
                           tr("<p>Cannot remove current directory from bookmarks. It is not bookmarked!</p>"));
   } else {
      for ( QStringList::Iterator it = list.begin(); it != list.end(); ++it ) {
         if((*it) != dir) {
//current item is not our current dir, so add it to temp list
            list2 <<(*it);
         } else {
//              customDirMenu->removeItem( ramble);
            menuButton->remove( ramble);

         }
         ramble++;
//        ramble--;
      }

      cfg.writeEntry("CustomDir", list2, ',');
      cfg.write();
   }
//    customDirsToMenu();

}

void AdvancedFm::gotoCustomDir(const QString &dir) {
//     odebug << "gotoCustomDir(const QString &dir) " +dir << oendl;
//  QString curDir = dir;
//  QDir *thisDir = CurrentDir();
//     if( curDir.isEmpty()) {
//     }
   if( dir == s_addBookmark) {
      addCustomDir();
   }
   if( dir == s_removeBookmark) {
      removeCustomDir( );
   } else {
      changeTo( dir);
//       if(QDir( curDir).exists() )
//         {
//           thisDir->setPath( curDir );
//           chdir( curDir.latin1() );
//           thisDir->cd( curDir, TRUE);
//           populateView();
//         }
   }
}

QDir *AdvancedFm::CurrentDir() {
   if ( whichTab == 1) {
//                       qDebug("CurrentTab is Local");
      return &currentDir;
   } else {
//                       qDebug("CurrentTab is Remote");
      return &currentRemoteDir;
   }
}

QDir *AdvancedFm::OtherDir() {
//       if ( TabWidget->currentWidget() == tab) {
   if ( whichTab == 1) {
      return &currentRemoteDir;
   } else {
      return &currentDir;
   }
}

QListView * AdvancedFm::CurrentView() {
//       if ( TabWidget->currentWidget() == tab) {
   if ( whichTab == 1) {
//                              qDebug("CurrentView: local");
      return Local_View;
   } else {
//      owarn << "CurrentView Tab 2" << oendl;
//                              qDebug("CurrentView: remote");
      return Remote_View;
   }
}

QListView * AdvancedFm::OtherView() {
   if ( whichTab == 1)
      return Remote_View;
   else
      return Local_View;
}

void AdvancedFm::setOtherTabCurrent() {
//              qDebug("setOtherTabCurrent() %d",whichTab);
   if ( whichTab == 1) {
      TabWidget->setCurrentWidget(1);
   } else {
      TabWidget->setCurrentWidget(0);
   }
//    OtherView()->setFocus();
    OtherView()->setSelected( CurrentView()->firstChild(), true);
}

void AdvancedFm::qcopReceive(const QCString &msg, const QByteArray &data) {
//   odebug << "qcop message "+msg << oendl;
   QDataStream stream ( data, IO_ReadOnly );
   if ( msg == "openDirectory(QString)" ) {
//      odebug << "received" << oendl;
      QString file;
      stream >> file;
      changeTo( (const QString &) file);
   }
}

void AdvancedFm::setDocument(const QString &file) {
   changeTo( file);
}


void AdvancedFm::slotSwitchMenu(int item) {
   if(item == -23)  {
      switchToLocalTab();
      tabChanged( tab);
    }

    if(item == -24) {
      switchToRemoteTab();
      tabChanged( tab_2);
    }
}

void AdvancedFm::navigateToSelected() {
   if( !CurrentView()->currentItem()) return;
   doDirChange();
}

---