Added trash limit configuration option

This work is based on original patch created by Tobias Koenig <tokoe@kde.org> for KDE 3.5.9 and later added to KDE 4.2, and available under GPL version 2 License, or any later version.
See also http://tokoe-kde.blogspot.com/2008/08/size-limits-for-trash.html
This relates to bug 1923.

Signed-off-by: Emanoil Kotsev <deloptes@gmail.com>
Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>

1 files changed, 112 insertions, 0 deletions

diff --git a/tdeioslave/trash/discspaceutil.cpp b/tdeioslave/trash/discspaceutil.cpp
new file mode 100644
index 000000000..a771638fc
--- /dev/null
+++ b/tdeioslave/trash/discspaceutil.cpp
@@ -0,0 +1,112 @@
+/*
+   This file is part of the KDE project
+
+   Copyright (C) 2008 Tobias Koenig <tokoe@kde.org>
+
+   This library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public
+   License as published by the Free Software Foundation; either
+   version 2 of the License, or (at your option) any later version.
+
+   This library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public License
+   along with this library; see the file COPYING.LIB.  If not, write to
+   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+   Boston, MA 02110-1301, USA.
+*/
+
+#include <tqapplication.h>
+#include <tqdir.h>
+#include <tqeventloop.h>
+#include <tqfileinfo.h>
+
+#include <kdiskfreesp.h>
+#include <kdebug.h>
+
+#include "discspaceutil.h"
+
+DiscSpaceUtil::DiscSpaceUtil( const TQString &directory, TQObject *parent )
+  : TQObject( parent ),
+    mDirectory( directory ),
+    mFullSize( 0 )
+{
+  calculateFullSize();
+}
+
+unsigned long DiscSpaceUtil::sizeOfPath( const TQString &path )
+{
+  TQFileInfo info( path );
+  if ( !info.exists() ) {
+    return 0;
+  }
+
+  if ( info.isFile() ) {
+    return info.size();
+  } else if ( info.isDir() ) {
+    TQDir dir( path );
+    const TQFileInfoList *infos = dir.entryInfoList( TQDir::Files | TQDir::Dirs | TQDir::NoSymLinks );
+    TQFileInfoListIterator it( *infos );
+
+    unsigned long sum = 0;
+    TQFileInfo *info = 0;
+    while ( (info = it.current()) != 0 ) {
+      if ( info->fileName() != "." && info->fileName() != ".." )
+      sum += sizeOfPath( info->absFilePath() );
+      ++it;
+    }
+
+    return sum;
+  } else {
+    return 0;
+  }
+}
+
+double DiscSpaceUtil::usage( unsigned long additional ) const
+{
+  if ( mFullSize == 0 )
+    return 0;
+
+  unsigned long sum = sizeOfPath( mDirectory );
+  sum += additional;
+
+  sum = sum/1024; // convert to kB
+
+  return (((double)sum*100)/(double)mFullSize);
+}
+
+unsigned long DiscSpaceUtil::size() const
+{
+  return mFullSize;
+}
+
+TQString DiscSpaceUtil::mountPoint() const
+{
+  return mMountPoint;
+}
+
+void DiscSpaceUtil::foundMountPoint( const TQString &mountPoint, unsigned long kbSize, unsigned long, unsigned long )
+{
+  mFullSize = kbSize;
+  mMountPoint = mountPoint;
+}
+
+void DiscSpaceUtil::done()
+{
+  tqApp->eventLoop()->exitLoop();
+}
+
+void DiscSpaceUtil::calculateFullSize()
+{
+  KDiskFreeSp *sp = KDiskFreeSp::findUsageInfo( mDirectory );
+  connect( sp, SIGNAL( foundMountPoint( const TQString&, unsigned long, unsigned long, unsigned long ) ),
+           this, SLOT( foundMountPoint( const TQString&, unsigned long, unsigned long, unsigned long ) ) );
+  connect( sp, SIGNAL( done() ), this, SLOT( done() ) );
+
+  tqApp->eventLoop()->enterLoop();
+}
+
+#include "discspaceutil.moc"