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KIO

renamedialog.cpp

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00001 /* This file is part of the KDE libraries
00002     Copyright (C) 2000 Stephan Kulow <coolo@kde.org>
00003                   1999 - 2008 David Faure <faure@kde.org>
00004                   2001, 2006 Holger Freyther <freyther@kde.org>
00005 
00006     This library is free software; you can redistribute it and/or
00007     modify it under the terms of the GNU Library General Public
00008     License as published by the Free Software Foundation; either
00009     version 2 of the License, or (at your option) any later version.
00010 
00011     This library is distributed in the hope that it will be useful,
00012     but WITHOUT ANY WARRANTY; without even the implied warranty of
00013     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00014     Library General Public License for more details.
00015 
00016     You should have received a copy of the GNU Library General Public License
00017     along with this library; see the file COPYING.LIB.  If not, write to
00018     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00019     Boston, MA 02110-1301, USA.
00020 */
00021 
00022 #include "kio/renamedialog.h"
00023 #include "kio/renamedialogplugin.h"
00024 #include <stdio.h>
00025 #include <assert.h>
00026 
00027 #include <QtCore/QDate>
00028 #include <QtCore/QFileInfo>
00029 #include <QtGui/QLabel>
00030 #include <QtGui/QLayout>
00031 #include <QtCore/QDir>
00032 
00033 #include <klineedit.h>
00034 #include <kmessagebox.h>
00035 #include <kpushbutton.h>
00036 #include <kio/global.h>
00037 #include <kmimetypetrader.h>
00038 #include <kdialog.h>
00039 #include <klocale.h>
00040 #include <kglobal.h>
00041 #include <kdebug.h>
00042 #include <kurl.h>
00043 #include <kmimetype.h>
00044 #include <kseparator.h>
00045 #include <kstringhandler.h>
00046 #include <kstandardguiitem.h>
00047 #include <kguiitem.h>
00048 #include <ksqueezedtextlabel.h>
00049 
00050 using namespace KIO;
00051 
00053 class RenameDialog::RenameDialogPrivate
00054 {
00055  public:
00056   RenameDialogPrivate(){
00057     bCancel = 0;
00058     bRename = bSkip = bAutoSkip = bOverwrite = bOverwriteAll = 0;
00059     bResume = bResumeAll = bSuggestNewName = 0;
00060     m_pLineEdit = 0;
00061   }
00062   KPushButton *bCancel;
00063   QPushButton *bRename;
00064   QPushButton *bSkip;
00065   QPushButton *bAutoSkip;
00066   QPushButton *bOverwrite;
00067   QPushButton *bOverwriteAll;
00068   QPushButton *bResume;
00069   QPushButton *bResumeAll;
00070   QPushButton *bSuggestNewName;
00071   KLineEdit* m_pLineEdit;
00072   KUrl src;
00073   KUrl dest;
00074   QString mimeSrc;
00075   QString mimeDest;
00076   bool plugin;
00077 };
00078 
00079 RenameDialog::RenameDialog(QWidget *parent, const QString & _caption,
00080                      const KUrl &_src, const KUrl &_dest,
00081                      RenameDialog_Mode _mode,
00082                      KIO::filesize_t sizeSrc,
00083                      KIO::filesize_t sizeDest,
00084                      time_t ctimeSrc,
00085                      time_t ctimeDest,
00086                      time_t mtimeSrc,
00087                      time_t mtimeDest)
00088   : QDialog ( parent ), d(new RenameDialogPrivate)
00089 {
00090     setObjectName( "KIO::RenameDialog" );
00091 
00092     d->src = _src;
00093     d->dest = _dest;
00094     d->plugin = false;
00095 
00096     setWindowTitle( _caption );
00097 
00098     d->bCancel = new KPushButton( KStandardGuiItem::cancel(), this );
00099     connect(d->bCancel, SIGNAL(clicked()), this, SLOT(cancelPressed()));
00100 
00101     if ( ! (_mode & M_NORENAME ) ) {
00102         d->bRename = new QPushButton( i18n( "&Rename" ), this );
00103         d->bRename->setEnabled(false);
00104         d->bSuggestNewName = new QPushButton( i18n( "Suggest New &Name" ), this );
00105         connect(d->bSuggestNewName, SIGNAL(clicked()), this, SLOT(suggestNewNamePressed()));
00106         connect(d->bRename, SIGNAL(clicked()), this, SLOT(renamePressed()));
00107     }
00108 
00109     if ( ( _mode & M_MULTI ) && ( _mode & M_SKIP ) ) {
00110         d->bSkip = new QPushButton( i18n( "&Skip" ), this );
00111         d->bSkip->setToolTip((_mode & M_ISDIR) ? i18n("Do not copy or move this folder, skip to the next item instead")
00112                              : i18n("Do not copy or move this file, skip to the next item instead"));
00113         connect(d->bSkip, SIGNAL(clicked()), this, SLOT(skipPressed()));
00114 
00115         d->bAutoSkip = new QPushButton( i18n( "&Auto Skip" ), this );
00116         d->bAutoSkip->setToolTip((_mode & M_ISDIR) ? i18n("Do not copy or move any folder that already exists in the destination folder.\nYou will be prompted again in case of a conflict with an existing file though.")
00117                                  : i18n("Do not copy or move any file that already exists in the destination folder.\nYou will be prompted again in case of a conflict with an existing directory though."));
00118         connect(d->bAutoSkip, SIGNAL(clicked()), this, SLOT(autoSkipPressed()));
00119     }
00120 
00121     if ( _mode & M_OVERWRITE ) {
00122         const QString text = (_mode & M_ISDIR) ? i18nc("Write files into an existing folder", "&Write Into") : i18n("&Overwrite");
00123         d->bOverwrite = new QPushButton(text, this);
00124         d->bOverwrite->setToolTip(i18n("Files and folders will be copied into the existing directory, alongside its existing contents.\nYou will be prompted again in case of a conflict with an existing file in the directory."));
00125         connect(d->bOverwrite, SIGNAL(clicked()), this, SLOT(overwritePressed()));
00126 
00127         if ( _mode & M_MULTI ) {
00128             const QString textAll = (_mode & M_ISDIR) ? i18nc("Write files into any existing directory", "&Write Into All") : i18n("&Overwrite All");
00129             d->bOverwriteAll = new QPushButton( textAll, this );
00130             d->bOverwriteAll->setToolTip(i18n("Files and folders will be copied into any existing directory, alongside its existing contents.\nYou will be prompted again in case of a conflict with an existing file in a directory, but not in case of another existing directory."));
00131             connect(d->bOverwriteAll, SIGNAL(clicked()), this, SLOT(overwriteAllPressed()));
00132         }
00133     }
00134 
00135     if ( _mode & M_RESUME ) {
00136         d->bResume = new QPushButton( i18n( "&Resume" ), this );
00137         connect(d->bResume, SIGNAL(clicked()), this, SLOT(resumePressed()));
00138 
00139         if ( _mode & M_MULTI )
00140         {
00141             d->bResumeAll = new QPushButton( i18n( "R&esume All" ), this );
00142             connect(d->bResumeAll, SIGNAL(clicked()), this, SLOT(resumeAllPressed()));
00143         }
00144     }
00145 
00146     QVBoxLayout* pLayout = new QVBoxLayout( this );
00147     pLayout->addStrut( 360 );   // makes dlg at least that wide
00148 
00149     // User tries to overwrite a file with itself ?
00150     if ( _mode & M_OVERWRITE_ITSELF ) {
00151         QLabel *lb = new QLabel( i18n( "This action would overwrite '%1' with itself.\n"
00152                                        "Please enter a new file name:" ,  KStringHandler::csqueeze( d->src.pathOrUrl(),100 ) ), this );
00153         d->bRename->setText(i18n("C&ontinue"));
00154         pLayout->addWidget( lb );
00155     }
00156     else if ( _mode & M_OVERWRITE ) {
00157 
00158         // Figure out the mimetype and load one plugin
00159         // (This is the only mode that is handled by plugins)
00160         pluginHandling();
00161         KService::List plugin_offers;
00162         if( d->mimeSrc != KMimeType::defaultMimeType()   ){
00163             plugin_offers = KMimeTypeTrader::self()->query(d->mimeSrc, "RenameDialog/Plugin");
00164 
00165         }else if(d->mimeDest != KMimeType::defaultMimeType() ) {
00166             plugin_offers = KMimeTypeTrader::self()->query(d->mimeDest, "RenameDialog/Plugin");
00167         }
00168         if(!plugin_offers.isEmpty() ){
00169             RenameDialogPlugin::FileItem src( _src, d->mimeSrc, sizeSrc, ctimeSrc, mtimeSrc );
00170             RenameDialogPlugin::FileItem dst( _dest,d->mimeDest, sizeDest, ctimeDest, mtimeDest );
00171             foreach (const KService::Ptr &ptr, plugin_offers) {
00172                 RenameDialogPlugin *plugin = ptr->createInstance<RenameDialogPlugin>(this);
00173                 if( !plugin )
00174                     continue;
00175 
00176                 plugin->setObjectName( ptr->name() );
00177                 if( plugin->wantToHandle( _mode, src, dst ) ) {
00178                     d->plugin = true;
00179                     plugin->handle( _mode, src, dst );
00180                     pLayout->addWidget(plugin );
00181                     break;
00182                 } else {
00183                     delete plugin;
00184                 }
00185             }
00186 
00187         }
00188 
00189         if( !d->plugin ){
00190             // No plugin found, build default dialog
00191             QGridLayout * gridLayout = new QGridLayout();
00192             pLayout->addLayout(gridLayout);
00193             gridLayout->setColumnStretch(0,0);
00194             gridLayout->setColumnStretch(1,10);
00195 
00196             QString sentence1;
00197             if (mtimeDest < mtimeSrc)
00198                 sentence1 = i18n("An older item named '%1' already exists.", d->dest.pathOrUrl());
00199             else if (mtimeDest == mtimeSrc)
00200                 sentence1 = i18n("A similar file named '%1' already exists.", d->dest.pathOrUrl());
00201             else
00202                 sentence1 = i18n("A newer item named '%1' already exists.", d->dest.pathOrUrl());
00203 
00204             QLabel * lb1 = new KSqueezedTextLabel( sentence1, this );
00205             gridLayout->addWidget( lb1, 0, 0, 1, 2 ); // takes the complete first line
00206 
00207             lb1 = new QLabel( this );
00208             lb1->setPixmap( KIO::pixmapForUrl( d->dest ) );
00209             gridLayout->addWidget( lb1, 1, 0, 3, 1 ); // takes the first column on rows 1-3
00210 
00211             int row = 1;
00212             if ( sizeDest != (KIO::filesize_t)-1 )
00213             {
00214                 QLabel * lb = new QLabel(this);
00215                 lb->setText(i18n("size %1 (%2)", KIO::convertSize(sizeDest),
00216                             KGlobal::locale()->formatNumber(sizeDest, 0)));
00217                 gridLayout->addWidget( lb, row, 1 );
00218                 row++;
00219 
00220             }
00221             if ( ctimeDest != (time_t)-1 )
00222             {
00223                 QDateTime dctime; dctime.setTime_t( ctimeDest );
00224                 QLabel * lb = new QLabel( i18n("created on %1",  KGlobal::locale()->formatDateTime(dctime) ), this );
00225                 gridLayout->addWidget( lb, row, 1 );
00226                 row++;
00227             }
00228             if ( mtimeDest != (time_t)-1 )
00229             {
00230                 QDateTime dmtime; dmtime.setTime_t( mtimeDest );
00231                 QLabel * lb = new QLabel( i18n("modified on %1",  KGlobal::locale()->formatDateTime(dmtime) ), this );
00232                 gridLayout->addWidget( lb, row, 1 );
00233                 row++;
00234             }
00235 
00236             if ( !d->src.isEmpty() )
00237             {
00238                 // rows 1 to 3 are the details (size/ctime/mtime), row 4 is empty
00239                 gridLayout->addItem( new QSpacerItem(2, fontMetrics().height() ), 4, 0, 1, 2 );
00240                 QLabel * lb2 = new KSqueezedTextLabel( i18n("The source file is '%1'", d->src.pathOrUrl()), this );
00241                 gridLayout->addWidget( lb2, 5, 0, 1, 2 ); // takes the complete first line
00242 
00243                 lb2 = new QLabel( this );
00244                 lb2->setPixmap( KIO::pixmapForUrl( d->src ) );
00245                 gridLayout->addWidget( lb2, 6, 0, 3, 1 ); // takes the first column on rows 6-8
00246 
00247                 row = 6;
00248 
00249                 if ( sizeSrc != (KIO::filesize_t)-1 )
00250                 {
00251                     QLabel * lb = new QLabel(this);
00252                     lb->setText(i18n("size %1 (%2)", KIO::convertSize(sizeSrc),
00253                                 KGlobal::locale()->formatNumber(sizeSrc, 0)));
00254                     gridLayout->addWidget( lb, row, 1 );
00255                     row++;
00256                 }
00257                 if ( ctimeSrc != (time_t)-1 )
00258                 {
00259                     QDateTime dctime; dctime.setTime_t( ctimeSrc );
00260                     QLabel * lb = new QLabel( i18n("created on %1",  KGlobal::locale()->formatDateTime(dctime) ), this );
00261                     gridLayout->addWidget( lb, row, 1 );
00262                     row++;
00263                 }
00264                 if ( mtimeSrc != (time_t)-1 )
00265                 {
00266                     QDateTime dmtime; dmtime.setTime_t( mtimeSrc );
00267                     QLabel * lb = new QLabel( i18n("modified on %1",  KGlobal::locale()->formatDateTime(dmtime) ), this );
00268                     gridLayout->addWidget( lb, row, 1 );
00269                     row++;
00270                 }
00271             }
00272         }
00273     }
00274     else
00275     {
00276         // This is the case where we don't want to allow overwriting, the existing
00277         // file must be preserved (e.g. when renaming).
00278         QString sentence1;
00279         if (mtimeDest < mtimeSrc)
00280             sentence1 = i18n("An older item named '%1' already exists.", d->dest.pathOrUrl());
00281         else if (mtimeDest == mtimeSrc)
00282             sentence1 = i18n("A similar file named '%1' already exists.", d->dest.pathOrUrl());
00283         else
00284             sentence1 = i18n("A newer item named '%1' already exists.", d->dest.pathOrUrl());
00285 
00286         QLabel *lb = new KSqueezedTextLabel( sentence1, this );
00287         pLayout->addWidget(lb);
00288     }
00289     QHBoxLayout* layout2 = new QHBoxLayout();
00290     pLayout->addLayout( layout2 );
00291 
00292     d->m_pLineEdit = new KLineEdit( this );
00293     layout2->addWidget( d->m_pLineEdit );
00294     if ( d->bRename ) {
00295         const QString fileName = d->dest.fileName();
00296         d->m_pLineEdit->setText( KIO::decodeFileName( fileName ) );
00297         connect(d->m_pLineEdit, SIGNAL(textChanged(const QString &)),
00298                 SLOT(enableRenameButton(const QString &)));
00299         d->m_pLineEdit->setFocus();
00300     } else {
00301         d->m_pLineEdit->hide();
00302     }
00303     if ( d->bSuggestNewName )
00304     {
00305         layout2->addWidget( d->bSuggestNewName );
00306         setTabOrder( d->m_pLineEdit, d->bSuggestNewName );
00307     }
00308 
00309     KSeparator* separator = new KSeparator( this );
00310     pLayout->addWidget( separator );
00311 
00312     QHBoxLayout* layout = new QHBoxLayout();
00313     pLayout->addLayout( layout );
00314 
00315     layout->addStretch(1);
00316 
00317     if ( d->bRename )
00318     {
00319         layout->addWidget( d->bRename );
00320         setTabOrder( d->bRename, d->bCancel );
00321     }
00322     if ( d->bSkip )
00323     {
00324         layout->addWidget( d->bSkip );
00325         setTabOrder( d->bSkip, d->bCancel );
00326     }
00327     if ( d->bAutoSkip )
00328     {
00329         layout->addWidget( d->bAutoSkip );
00330         setTabOrder( d->bAutoSkip, d->bCancel );
00331     }
00332     if ( d->bOverwrite )
00333     {
00334         layout->addWidget( d->bOverwrite );
00335         setTabOrder( d->bOverwrite, d->bCancel );
00336     }
00337     if ( d->bOverwriteAll )
00338     {
00339         layout->addWidget( d->bOverwriteAll );
00340         setTabOrder( d->bOverwriteAll, d->bCancel );
00341     }
00342     if ( d->bResume )
00343     {
00344         layout->addWidget( d->bResume );
00345         setTabOrder( d->bResume, d->bCancel );
00346     }
00347     if ( d->bResumeAll )
00348     {
00349         layout->addWidget( d->bResumeAll );
00350         setTabOrder( d->bResumeAll, d->bCancel );
00351     }
00352 
00353     d->bCancel->setDefault( true );
00354     layout->addWidget( d->bCancel );
00355 
00356     resize( sizeHint() );
00357 }
00358 
00359 RenameDialog::~RenameDialog()
00360 {
00361   delete d;
00362   // no need to delete Pushbuttons,... qt will do this
00363 }
00364 
00365 void RenameDialog::enableRenameButton(const QString &newDest)
00366 {
00367   if ( newDest != KIO::decodeFileName( d->dest.fileName() ) && !newDest.isEmpty() )
00368   {
00369     d->bRename->setEnabled( true );
00370     d->bRename->setDefault( true );
00371     if ( d->bOverwrite )
00372         d->bOverwrite->setEnabled( false ); // prevent confusion (#83114)
00373   }
00374   else
00375   {
00376     d->bRename->setEnabled( false );
00377     if ( d->bOverwrite )
00378         d->bOverwrite->setEnabled( true );
00379   }
00380 }
00381 
00382 KUrl RenameDialog::newDestUrl()
00383 {
00384   KUrl newDest( d->dest );
00385   QString fileName = d->m_pLineEdit->text();
00386   newDest.setFileName( KIO::encodeFileName( fileName ) );
00387   return newDest;
00388 }
00389 
00390 void RenameDialog::cancelPressed()
00391 {
00392     done( R_CANCEL );
00393 }
00394 
00395 // Rename
00396 void RenameDialog::renamePressed()
00397 {
00398   if ( d->m_pLineEdit->text().isEmpty() )
00399     return;
00400 
00401   KUrl u = newDestUrl();
00402   if ( !u.isValid() )
00403   {
00404     KMessageBox::error( this, i18n( "Malformed URL\n%1" ,  u.url() ) );
00405     return;
00406   }
00407 
00408   done( R_RENAME );
00409 }
00410 
00411 QString RenameDialog::suggestName(const KUrl& baseURL, const QString& oldName)
00412 {
00413   QString dotSuffix, suggestedName;
00414   QString basename = oldName;
00415 
00416   int index = basename.indexOf( '.' );
00417   if ( index != -1 ) {
00418     dotSuffix = basename.mid( index );
00419     basename.truncate( index );
00420   }
00421 
00422   int pos = basename.lastIndexOf( '_' );
00423   if(pos != -1 ){
00424     QString tmp = basename.mid( pos+1 );
00425     bool ok;
00426     int number = tmp.toInt( &ok );
00427     if ( !ok ) {// ok there is no number
00428       suggestedName = basename + '1' + dotSuffix;
00429     }
00430     else {
00431      // yes there's already a number behind the _ so increment it by one
00432       basename.replace( pos+1, tmp.length(), QString::number(number+1) );
00433       suggestedName = basename + dotSuffix;
00434     }
00435   }
00436   else // no underscore yet
00437     suggestedName = basename + "_1" + dotSuffix ;
00438 
00439   // Check if suggested name already exists
00440   bool exists = false;
00441   // TODO: network transparency. However, using NetAccess from a modal dialog
00442   // could be a problem, no? (given that it uses a modal widget itself....)
00443   if ( baseURL.isLocalFile() )
00444     exists = QFileInfo( baseURL.toLocalFile(KUrl::AddTrailingSlash) + suggestedName ).exists();
00445 
00446   if ( !exists )
00447     return suggestedName;
00448   else // already exists -> recurse
00449     return suggestName( baseURL, suggestedName );
00450 }
00451 
00452 // Propose button clicked
00453 void RenameDialog::suggestNewNamePressed()
00454 {
00455   /* no name to play with */
00456   if ( d->m_pLineEdit->text().isEmpty() )
00457     return;
00458 
00459   KUrl destDirectory( d->dest );
00460   destDirectory.setPath( destDirectory.directory() );
00461   d->m_pLineEdit->setText( suggestName( destDirectory, d->m_pLineEdit->text() ) );
00462   return;
00463 }
00464 
00465 void RenameDialog::skipPressed()
00466 {
00467   done( R_SKIP );
00468 }
00469 
00470 void RenameDialog::autoSkipPressed()
00471 {
00472   done( R_AUTO_SKIP );
00473 }
00474 
00475 void RenameDialog::overwritePressed()
00476 {
00477   done( R_OVERWRITE );
00478 }
00479 
00480 void RenameDialog::overwriteAllPressed()
00481 {
00482   done( R_OVERWRITE_ALL );
00483 }
00484 
00485 void RenameDialog::resumePressed()
00486 {
00487   done( R_RESUME );
00488 }
00489 
00490 void RenameDialog::resumeAllPressed()
00491 {
00492   done( R_RESUME_ALL );
00493 }
00494 
00495 static QString mime( const KUrl& src )
00496 {
00497   KMimeType::Ptr type = KMimeType::findByUrl( src );
00498   //if( type->name() == KMimeType::defaultMimeType() ){ // ok no mimetype
00499     //    QString ty = KIO::NetAccess::mimetype(d->src );
00500     // return ty;
00501     return type->name();
00502 }
00503 
00510 void RenameDialog::pluginHandling()
00511 {
00512   d->mimeSrc = mime( d->src );
00513   d->mimeDest = mime(d->dest );
00514 
00515   kDebug(7024) << "Source Mimetype: "<< d->mimeSrc;
00516   kDebug(7024) << "Dest Mimetype: "<< d->mimeDest;
00517 }
00518 
00519 #include "renamedialog.moc"

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