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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                        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->setMargin( KDialog::marginHint() );
00148     pLayout->setSpacing( KDialog::spacingHint() );
00149     pLayout->addStrut( 360 );   // makes dlg at least that wide
00150 
00151     // User tries to overwrite a file with itself ?
00152     if ( _mode & M_OVERWRITE_ITSELF ) {
00153         QLabel *lb = new QLabel( i18n( "This action would overwrite '%1' with itself.\n"
00154                                        "Please enter a new file name:" ,  KStringHandler::csqueeze( d->src.pathOrUrl(),100 ) ), this );
00155         d->bRename->setText(i18n("C&ontinue"));
00156         pLayout->addWidget( lb );
00157     }
00158     else if ( _mode & M_OVERWRITE ) {
00159 
00160         // Figure out the mimetype and load one plugin
00161         // (This is the only mode that is handled by plugins)
00162         pluginHandling();
00163         KService::List plugin_offers;
00164         if( d->mimeSrc != KMimeType::defaultMimeType()   ){
00165             plugin_offers = KMimeTypeTrader::self()->query(d->mimeSrc, "RenameDialog/Plugin");
00166 
00167         }else if(d->mimeDest != KMimeType::defaultMimeType() ) {
00168             plugin_offers = KMimeTypeTrader::self()->query(d->mimeDest, "RenameDialog/Plugin");
00169         }
00170         if(!plugin_offers.isEmpty() ){
00171             RenameDialogPlugin::FileItem src( _src, d->mimeSrc, sizeSrc, ctimeSrc, mtimeSrc );
00172             RenameDialogPlugin::FileItem dst( _dest,d->mimeDest, sizeDest, ctimeDest, mtimeDest );
00173             foreach (const KService::Ptr &ptr, plugin_offers) {
00174                 RenameDialogPlugin *plugin = ptr->createInstance<RenameDialogPlugin>(this);
00175                 if( !plugin )
00176                     continue;
00177 
00178                 plugin->setObjectName( ptr->name() );
00179                 if( plugin->wantToHandle( _mode, src, dst ) ) {
00180                     d->plugin = true;
00181                     plugin->handle( _mode, src, dst );
00182                     pLayout->addWidget(plugin );
00183                     break;
00184                 } else {
00185                     delete plugin;
00186                 }
00187             }
00188 
00189         }
00190 
00191         if( !d->plugin ){
00192             // No plugin found, build default dialog
00193             QGridLayout * gridLayout = new QGridLayout();
00194             gridLayout->setMargin( KDialog::marginHint() );
00195             gridLayout->setSpacing( KDialog::spacingHint() );
00196             pLayout->addLayout(gridLayout);
00197             gridLayout->setColumnStretch(0,0);
00198             gridLayout->setColumnStretch(1,10);
00199 
00200             QString sentence1;
00201             if (mtimeDest < mtimeSrc)
00202                 sentence1 = i18n("An older item named '%1' already exists.", d->dest.pathOrUrl());
00203             else if (mtimeDest == mtimeSrc)
00204                 sentence1 = i18n("A similar file named '%1' already exists.", d->dest.pathOrUrl());
00205             else
00206                 sentence1 = i18n("A newer item named '%1' already exists.", d->dest.pathOrUrl());
00207 
00208             QLabel * lb1 = new KSqueezedTextLabel( sentence1, this );
00209             gridLayout->addWidget( lb1, 0, 0, 1, 2 ); // takes the complete first line
00210 
00211             lb1 = new QLabel( this );
00212             lb1->setPixmap( KIO::pixmapForUrl( d->dest ) );
00213             gridLayout->addWidget( lb1, 1, 0, 3, 1 ); // takes the first column on rows 1-3
00214 
00215             int row = 1;
00216             if ( sizeDest != (KIO::filesize_t)-1 )
00217             {
00218                 QLabel * lb = new QLabel( i18n("size %1",  KIO::convertSize(sizeDest) ), this );
00219                 gridLayout->addWidget( lb, row, 1 );
00220                 row++;
00221 
00222             }
00223             if ( ctimeDest != (time_t)-1 )
00224             {
00225                 QDateTime dctime; dctime.setTime_t( ctimeDest );
00226                 QLabel * lb = new QLabel( i18n("created on %1",  KGlobal::locale()->formatDateTime(dctime) ), this );
00227                 gridLayout->addWidget( lb, row, 1 );
00228                 row++;
00229             }
00230             if ( mtimeDest != (time_t)-1 )
00231             {
00232                 QDateTime dmtime; dmtime.setTime_t( mtimeDest );
00233                 QLabel * lb = new QLabel( i18n("modified on %1",  KGlobal::locale()->formatDateTime(dmtime) ), this );
00234                 gridLayout->addWidget( lb, row, 1 );
00235                 row++;
00236             }
00237 
00238             if ( !d->src.isEmpty() )
00239             {
00240                 // rows 1 to 3 are the details (size/ctime/mtime), row 4 is empty
00241 
00242                 QLabel * lb2 = new KSqueezedTextLabel( i18n("The source file is '%1'", d->src.pathOrUrl()), this );
00243                 gridLayout->addWidget( lb2, 5, 0, 1, 2 ); // takes the complete first line
00244 
00245                 lb2 = new QLabel( this );
00246                 lb2->setPixmap( KIO::pixmapForUrl( d->src ) );
00247                 gridLayout->addWidget( lb2, 6, 0, 3, 1 ); // takes the first column on rows 6-8
00248 
00249                 row = 6;
00250 
00251                 if ( sizeSrc != (KIO::filesize_t)-1 )
00252                 {
00253                     QLabel * lb = new QLabel( i18n("size %1",  KIO::convertSize(sizeSrc) ), this );
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     } else {
00300         d->m_pLineEdit->hide();
00301     }
00302     if ( d->bSuggestNewName )
00303     {
00304         layout2->addWidget( d->bSuggestNewName );
00305         setTabOrder( d->m_pLineEdit, d->bSuggestNewName );
00306     }
00307 
00308     KSeparator* separator = new KSeparator( this );
00309     pLayout->addWidget( separator );
00310 
00311     QHBoxLayout* layout = new QHBoxLayout();
00312     pLayout->addLayout( layout );
00313 
00314     layout->addStretch(1);
00315 
00316     if ( d->bRename )
00317     {
00318         layout->addWidget( d->bRename );
00319         setTabOrder( d->bRename, d->bCancel );
00320     }
00321     if ( d->bSkip )
00322     {
00323         layout->addWidget( d->bSkip );
00324         setTabOrder( d->bSkip, d->bCancel );
00325     }
00326     if ( d->bAutoSkip )
00327     {
00328         layout->addWidget( d->bAutoSkip );
00329         setTabOrder( d->bAutoSkip, d->bCancel );
00330     }
00331     if ( d->bOverwrite )
00332     {
00333         layout->addWidget( d->bOverwrite );
00334         setTabOrder( d->bOverwrite, d->bCancel );
00335     }
00336     if ( d->bOverwriteAll )
00337     {
00338         layout->addWidget( d->bOverwriteAll );
00339         setTabOrder( d->bOverwriteAll, d->bCancel );
00340     }
00341     if ( d->bResume )
00342     {
00343         layout->addWidget( d->bResume );
00344         setTabOrder( d->bResume, d->bCancel );
00345     }
00346     if ( d->bResumeAll )
00347     {
00348         layout->addWidget( d->bResumeAll );
00349         setTabOrder( d->bResumeAll, d->bCancel );
00350     }
00351 
00352     d->bCancel->setDefault( true );
00353     layout->addWidget( d->bCancel );
00354 
00355     resize( sizeHint() );
00356 }
00357 
00358 RenameDialog::~RenameDialog()
00359 {
00360   delete d;
00361   // no need to delete Pushbuttons,... qt will do this
00362 }
00363 
00364 void RenameDialog::enableRenameButton(const QString &newDest)
00365 {
00366   if ( newDest != KIO::decodeFileName( d->dest.fileName() ) && !newDest.isEmpty() )
00367   {
00368     d->bRename->setEnabled( true );
00369     d->bRename->setDefault( true );
00370     if ( d->bOverwrite )
00371         d->bOverwrite->setEnabled( false ); // prevent confusion (#83114)
00372   }
00373   else
00374   {
00375     d->bRename->setEnabled( false );
00376     if ( d->bOverwrite )
00377         d->bOverwrite->setEnabled( true );
00378   }
00379 }
00380 
00381 KUrl RenameDialog::newDestUrl()
00382 {
00383   KUrl newDest( d->dest );
00384   QString fileName = d->m_pLineEdit->text();
00385   newDest.setFileName( KIO::encodeFileName( fileName ) );
00386   return newDest;
00387 }
00388 
00389 void RenameDialog::cancelPressed()
00390 {
00391     done( R_CANCEL );
00392 }
00393 
00394 // Rename
00395 void RenameDialog::renamePressed()
00396 {
00397   if ( d->m_pLineEdit->text().isEmpty() )
00398     return;
00399 
00400   KUrl u = newDestUrl();
00401   if ( !u.isValid() )
00402   {
00403     KMessageBox::error( this, i18n( "Malformed URL\n%1" ,  u.url() ) );
00404     return;
00405   }
00406 
00407   done( R_RENAME );
00408 }
00409 
00410 QString RenameDialog::suggestName(const KUrl& baseURL, const QString& oldName)
00411 {
00412   QString dotSuffix, suggestedName;
00413   QString basename = oldName;
00414 
00415   int index = basename.indexOf( '.' );
00416   if ( index != -1 ) {
00417     dotSuffix = basename.mid( index );
00418     basename.truncate( index );
00419   }
00420 
00421   int pos = basename.lastIndexOf( '_' );
00422   if(pos != -1 ){
00423     QString tmp = basename.mid( pos+1 );
00424     bool ok;
00425     int number = tmp.toInt( &ok );
00426     if ( !ok ) {// ok there is no number
00427       suggestedName = basename + '1' + dotSuffix;
00428     }
00429     else {
00430      // yes there's already a number behind the _ so increment it by one
00431       basename.replace( pos+1, tmp.length(), QString::number(number+1) );
00432       suggestedName = basename + dotSuffix;
00433     }
00434   }
00435   else // no underscore yet
00436     suggestedName = basename + "_1" + dotSuffix ;
00437 
00438   // Check if suggested name already exists
00439   bool exists = false;
00440   // TODO: network transparency. However, using NetAccess from a modal dialog
00441   // could be a problem, no? (given that it uses a modal widget itself....)
00442   if ( baseURL.isLocalFile() )
00443     exists = QFileInfo( baseURL.path(KUrl::AddTrailingSlash) + suggestedName ).exists();
00444 
00445   if ( !exists )
00446     return suggestedName;
00447   else // already exists -> recurse
00448     return suggestName( baseURL, suggestedName );
00449 }
00450 
00451 // Propose button clicked
00452 void RenameDialog::suggestNewNamePressed()
00453 {
00454   /* no name to play with */
00455   if ( d->m_pLineEdit->text().isEmpty() )
00456     return;
00457 
00458   KUrl destDirectory( d->dest );
00459   destDirectory.setPath( destDirectory.directory() );
00460   d->m_pLineEdit->setText( suggestName( destDirectory, d->m_pLineEdit->text() ) );
00461   return;
00462 }
00463 
00464 void RenameDialog::skipPressed()
00465 {
00466   done( R_SKIP );
00467 }
00468 
00469 void RenameDialog::autoSkipPressed()
00470 {
00471   done( R_AUTO_SKIP );
00472 }
00473 
00474 void RenameDialog::overwritePressed()
00475 {
00476   done( R_OVERWRITE );
00477 }
00478 
00479 void RenameDialog::overwriteAllPressed()
00480 {
00481   done( R_OVERWRITE_ALL );
00482 }
00483 
00484 void RenameDialog::resumePressed()
00485 {
00486   done( R_RESUME );
00487 }
00488 
00489 void RenameDialog::resumeAllPressed()
00490 {
00491   done( R_RESUME_ALL );
00492 }
00493 
00494 static QString mime( const KUrl& src )
00495 {
00496   KMimeType::Ptr type = KMimeType::findByUrl( src );
00497   //if( type->name() == KMimeType::defaultMimeType() ){ // ok no mimetype
00498     //    QString ty = KIO::NetAccess::mimetype(d->src );
00499     // return ty;
00500     return type->name();
00501 }
00502 
00509 void RenameDialog::pluginHandling()
00510 {
00511   d->mimeSrc = mime( d->src );
00512   d->mimeDest = mime(d->dest );
00513 
00514   kDebug(7024) << "Source Mimetype: "<< d->mimeSrc;
00515   kDebug(7024) << "Dest Mimetype: "<< d->mimeDest;
00516 }
00517 
00518 #include "renamedialog.moc"

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