Diffstat (limited to 'noncore/settings/backup/backuprestore.cpp') (more/less context) (show whitespace changes)
-rw-r--r-- | noncore/settings/backup/backuprestore.cpp | 117 |
1 files changed, 102 insertions, 15 deletions
diff --git a/noncore/settings/backup/backuprestore.cpp b/noncore/settings/backup/backuprestore.cpp index 59e15a2..4ff6be1 100644 --- a/noncore/settings/backup/backuprestore.cpp +++ b/noncore/settings/backup/backuprestore.cpp @@ -1,70 +1,78 @@ #include "backuprestore.h" //#include "output.h" +#include "errordialog.h" #include <qapplication.h> #include <qmultilineedit.h> #include <qdir.h> #include <qfile.h> #include <qfileinfo.h> #include <qlistview.h> #include <qpushbutton.h> #include <qheader.h> #include <qpe/resource.h> #include <qpe/config.h> #include <qmessagebox.h> #include <qcombobox.h> #include <qlist.h> #include <stdlib.h> #include <qregexp.h> +#include <qtextstream.h> +#include <qtextview.h> #include <errno.h> #include <stdlib.h> #include <unistd.h> #include <sys/stat.h> #include <dirent.h> #define HEADER_NAME 0 #define HEADER_BACKUP 1 #define BACKUP_LOCATION 2 #define EXTENSION ".bck" +const QString tempFileName = "/tmp/backup.err"; + + BackupAndRestore::BackupAndRestore( QWidget* parent, const char* name) : BackupAndRestoreBase(parent, name){ this->showMaximized(); backupList->header()->hide(); restoreList->header()->hide(); connect(backupButton, SIGNAL(clicked()), this, SLOT(backupPressed())); connect(restoreButton, SIGNAL(clicked()), this, SLOT(restore())); connect(backupList, SIGNAL(clicked( QListViewItem * )), this, SLOT(selectItem(QListViewItem*))); connect(restoreSource, SIGNAL(activated( int )), this, SLOT(sourceDirChanged(int))); + connect(updateList, SIGNAL(clicked()), + this, SLOT( fileListUpdate())); applicationSettings = new QListViewItem(backupList, "Application Settings", "", QDir::homeDirPath() + "/Settings/"); selectItem(applicationSettings); applicationSettings = new QListViewItem(backupList, "Application Data", "", QDir::homeDirPath() + "/Applications/"); selectItem(applicationSettings); documents= new QListViewItem(backupList, "Documents", "", QDir::homeDirPath() + "/Documents/"); selectItem(documents); scanForApplicationSettings(); Config config("BackupAndRestore"); config.setGroup("General"); int totalLocations = config.readNumEntry("totalLocations",0); //todo make less static here and use Storage class to get infos if(totalLocations == 0){ /* Ramses has a CF-Slot, but that one is internal and you have to dismount the * the case. There's also almost always a WLAN card inserted there */ @@ -106,48 +114,52 @@ BackupAndRestore::BackupAndRestore( QWidget* parent, const char* name) if(*dontBackupList.at(i2) == text){ selectItem(list.at(i)); break; } } } } BackupAndRestore::~BackupAndRestore(){ QList<QListViewItem> list; getAllItems(backupList->firstChild(), list); Config config("BackupAndRestore"); config.setGroup("DontBackup"); config.clearGroup(); int count = 0; for(uint i = 0; i < list.count(); i++){ if(list.at(i)->text(HEADER_BACKUP) == ""){ config.writeEntry(QString("%1").arg(count), list.at(i)->text(HEADER_NAME)); count++; } } config.writeEntry("Total", count); + + // Remove Temp File + if ( QFile::exists( tempFileName ) ) + QFile::remove( tempFileName ); } QList<QListViewItem> BackupAndRestore::getAllItems(QListViewItem *item, QList<QListViewItem> &list){ while(item){ if(item->childCount() > 0) getAllItems(item->firstChild(), list); list.append(item); item = item->nextSibling(); } return list; } /** * Selects and unselects the item by setting the HEADER_BACKUP to B or !. * and changing the icon to match * @param currentItem the item to swich the selection choice. */ void BackupAndRestore::selectItem(QListViewItem *currentItem){ if(!currentItem) return; if(currentItem->text(HEADER_BACKUP) == "B"){ currentItem->setPixmap(HEADER_NAME, Resource::loadPixmap("backup/null")); currentItem->setText(HEADER_BACKUP, ""); @@ -170,153 +182,228 @@ void BackupAndRestore::scanForApplicationSettings(){ QListViewItem *newItem = new QListViewItem(applicationSettings, fi->fileName()); selectItem(newItem); } ++it; } } /** * The "Backup" button has been pressed. Get a list of all of the files that * should be backed up. If there are no files, emit and error and exit. * Determine the file name to store the backup in. Backup the file(s) using * tar and gzip --best. Report failure or success */ void BackupAndRestore::backupPressed(){ QString backupFiles; if(getBackupFiles(backupFiles, NULL) == 0){ QMessageBox::critical(this, "Message", "No items selected.",QString("Ok") ); return; } setCaption(tr("Backup and Restore... working...")); QString outputFile = backupLocations[storeToLocation->currentText()]; - QDateTime time = QDateTime::currentDateTime(); - QString dateString = time.date().toString().replace(QRegExp(" "), ""); + QDateTime datetime = QDateTime::currentDateTime(); + QString dateString = QString::number( datetime.date().year() ) + QString::number( datetime.date().month() ).rightJustify(2, '0') + + QString::number( datetime.date().day() ).rightJustify(2, '0'); + outputFile += "/" + dateString; QString t = outputFile; int c = 1; while(QFile::exists(outputFile + EXTENSION)){ outputFile = t + QString("%1").arg(c); c++; } - qDebug(QString("system(\"tar -c %1 | gzip > %2\")").arg(backupFiles).arg(outputFile).latin1()); + // We execute tar and compressing its output with gzip.. + // The error output will be written into a temp-file which could be provided + // for debugging.. + qDebug( "Storing file: %s", outputFile.latin1() ); outputFile += EXTENSION; - int r = system( QString("tar -c %1 | gzip > %2").arg(backupFiles).arg(outputFile).latin1() ); + qWarning( QString("(tar -c %1 | gzip > %2 ) 2> %3") + .arg( backupFiles ) + .arg( outputFile.latin1() ) + .arg( tempFileName.latin1() ) ); + int r = system( QString("(tar -c %1 | gzip > %2 ) 2> %3") + .arg( backupFiles ) + .arg( outputFile.latin1() ) + .arg( tempFileName.latin1() ) ); if(r != 0){ perror("Error: "); - QString errorMsg="Error\n"+(QString)strerror(errno); - - QMessageBox::critical(this, "Message", "Backup Failed.\n"+errorMsg, QString("Ok") ); + QString errorMsg= tr( "Error from System:\n" ) + (QString)strerror( errno ); + + switch( QMessageBox::critical(this, tr( "Message" ), tr( "Backup Failed!" ) + "\n" + + errorMsg, QString( tr( "Ok" ) ), QString( tr( "Details" ) ) ) ){ + + case 1: + qWarning("Details pressed !"); + ErrorDialog* pErrDialog = new ErrorDialog( this, NULL, true ); + QFile errorFile( tempFileName ); + if ( errorFile.open(IO_ReadOnly) ) { + QTextStream t( &errorFile ); + QString s; + while ( !t.eof() ) { // until end of file... + s += t.readLine(); // line of text excluding '\n' + } + errorFile.close(); + + pErrDialog->m_textarea->setText( s ); + }else{ + pErrDialog->m_textarea->setText( "Unable to open File: /tmp/backup.er" ); + } + pErrDialog->showMaximized(); + pErrDialog->exec(); + delete pErrDialog; + break; + } + setCaption(tr("Backup and Restore.. Failed !!")); return; } else{ - QMessageBox::information(this, "Message", "Backup Successfull.",QString("Ok") ); + QMessageBox::information(this, tr( "Message" ), tr( "Backup Successfull." ), QString(tr( "Ok" ) ) ); } setCaption(tr("Backup and Restore")); } /*** * Get a list of all of the files to backup. */ int BackupAndRestore::getBackupFiles(QString &backupFiles, QListViewItem *parent){ QListViewItem * currentItem; QString currentHome; if(!parent) currentItem = backupList->firstChild(); else{ currentItem = parent->firstChild(); currentHome = parent->text(BACKUP_LOCATION); } uint count = 0; while( currentItem != 0 ){ if(currentItem->text(HEADER_BACKUP) == "B" ){ if(currentItem->childCount() == 0 ){ if(parent == NULL) backupFiles += currentItem->text(BACKUP_LOCATION); else backupFiles += currentHome + currentItem->text(HEADER_NAME); backupFiles += " "; count++; } else{ count += getBackupFiles(backupFiles, currentItem); } } currentItem = currentItem->nextSibling(); } return count; } void BackupAndRestore::sourceDirChanged(int selection){ restoreList->clear(); rescanFolder(backupLocations[restoreSource->text(selection)]); } +void BackupAndRestore::fileListUpdate() +{ + qWarning("void BackupAndRestore::fileListUpdate()"); + restoreList->clear(); + rescanFolder( backupLocations[restoreSource->currentText()] ); +} + /** * Scans directory for any backup files. Will recursivly go down, * but will not follow symlinks. * @param directory - the directory to look in. */ void BackupAndRestore::rescanFolder(QString directory){ //qDebug(QString("rescanFolder: ") + directory.latin1()); QDir d(directory); if(!d.exists()) return; d.setFilter( QDir::Files | QDir::Hidden | QDir::Dirs); const QFileInfoList *list = d.entryInfoList(); QFileInfoListIterator it( *list ); QFileInfo *file; while ( (file=it.current()) ) { // for each file... // If it is a dir and not .. or . then add it as a tab and go down. if(file->isDir()){ if(file->fileName() != ".." && file->fileName() != ".") { rescanFolder(directory + "/" + file->fileName()); } } else{ // If it is a backup file add to list. if(file->fileName().contains(EXTENSION)) (void)new QListViewItem(restoreList, file->fileName()); } ++it; } } /** * Restore a backup file. * Report errors or success */ void BackupAndRestore::restore(){ QListViewItem *restoreItem = restoreList->currentItem(); if(!restoreItem){ - QMessageBox::critical(this, "Message", - "Please select something to restore.",QString("Ok") ); + QMessageBox::critical(this, tr( "Message" ), + tr( "Please select something to restore." ),QString( tr( "Ok") ) ); return; } + setCaption(tr("Backup and Restore... working...")); + QString restoreFile = backupLocations[restoreSource->currentText()]; restoreFile += "/" + restoreItem->text(0); - int r = system(QString("tar -C / -zxf %1").arg(restoreFile).latin1()); + int r = system(QString("tar -C / -zxf %1 2> %3") + .arg( restoreFile.latin1() ) + .arg( tempFileName.latin1() ) ); if(r != 0){ - QMessageBox::critical(this, "Message", - "Restore Failed.",QString("Ok") ); + QString errorMsg= tr( "Error from System:\n" ) + (QString)strerror( errno ); + switch( QMessageBox::critical(this, tr( "Message" ), tr( "Restore Failed." ) + "\n" + + errorMsg, QString( tr( "Ok") ), QString( tr( "Details" ) ) ) ) { + case 1: + qWarning("Details pressed !"); + ErrorDialog* pErrDialog = new ErrorDialog( this, NULL, true ); + QFile errorFile( tempFileName ); + if ( errorFile.open(IO_ReadOnly) ) { + QTextStream t( &errorFile ); + QString s; + while ( !t.eof() ) { // until end of file... + s += t.readLine(); // line of text excluding '\n' + } + errorFile.close(); + + pErrDialog->m_textarea->setText( s ); + }else{ + pErrDialog->m_textarea->setText( tr( "Unable to open File: %1" ).arg( "/tmp/backup.er" ) ); + } + pErrDialog->showMaximized(); + pErrDialog->exec(); + delete pErrDialog; + + setCaption(tr("Backup and Restore.. Failed !!")); + return; + + break; + + } } else{ - QMessageBox::critical(this, "Message", - "Restore Successfull.",QString("Ok") ); + QMessageBox::critical(this, tr( "Message" ), + tr( "Restore Successfull." ), QString( tr( "Ok") ) ); } + setCaption(tr("Backup and Restore")); } // backuprestore.cpp |