kmail

filterimporterexporter.cpp
1/*
2 This file is part of KMail.
3 Copyright (c) 2007 Till Adam <adam@kde.org>
4
5 KMail is free software; you can redistribute it and/or modify it
6 under the terms of the GNU General Public License, version 2, as
7 published by the Free Software Foundation.
8
9 KMail is distributed in the hope that it will be useful, but
10 WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17
18 In addition, as a special exception, the copyright holders give
19 permission to link the code of this program with any edition of
20 the TQt library by Trolltech AS, Norway (or with modified versions
21 of TQt that use the same license as TQt), and distribute linked
22 combinations including the two. You must obey the GNU General
23 Public License in all respects for all of the code used other than
24 TQt. If you modify this file, you may extend this exception to
25 your version of the file, but you are not obligated to do so. If
26 you do not wish to do so, delete this exception statement from
27 your version.
28*/
29
30#include "filterimporterexporter.h"
31
32#include "kmfilter.h"
33#include "kmfilteraction.h"
34#include "util.h"
35
36#include <tdeconfig.h>
37#include <kdebug.h>
38#include <tdefiledialog.h>
39#include <kdialogbase.h>
40#include <tdelistview.h>
41#include <kpushbutton.h>
42
43#include <tqregexp.h>
44#include <tqlayout.h>
45
46
47using namespace KMail;
48
49FilterSelectionDialog::FilterSelectionDialog( TQWidget * parent )
50 :KDialogBase( parent, "filterselection", true, i18n("Select Filters"), Ok|Cancel, Ok, true ),
51 wasCancelled( false )
52{
53 TQWidget *w = new TQWidget( this );
54 TQVBoxLayout *top = new TQVBoxLayout( w );
55
56 filtersListView = new TDEListView( w );
57 top->addWidget( filtersListView );
58 setMainWidget(w);
59 filtersListView->setSorting( -1 );
60 filtersListView->setSelectionMode( TQListView::NoSelection );
61 filtersListView->addColumn( i18n("Filters"), 300 );
62 filtersListView->setFullWidth( true );
63 TQHBoxLayout *buttonLayout = new TQHBoxLayout( this );
64 top->addLayout( buttonLayout );
65 selectAllButton = new KPushButton( i18n( "Select All" ), w );
66 buttonLayout->addWidget( selectAllButton );
67 unselectAllButton = new KPushButton( i18n( "Unselect All" ), w );
68 buttonLayout->addWidget( unselectAllButton );
69 connect( selectAllButton, TQ_SIGNAL( clicked() ), this, TQ_SLOT( slotSelectAllButton() ) );
70 connect( unselectAllButton, TQ_SIGNAL( clicked() ), this, TQ_SLOT( slotUnselectAllButton() ) );
71 resize( 300, 350 );
72}
73
74FilterSelectionDialog::~FilterSelectionDialog()
75{
76}
77
78void FilterSelectionDialog::slotCancel()
79{
80 wasCancelled = true;
81 KDialogBase::slotCancel();
82}
83
84bool FilterSelectionDialog::cancelled()
85{
86 return wasCancelled;
87}
88
89void FilterSelectionDialog::setFilters( const TQValueList<KMFilter*>& filters )
90{
91 if ( filters.isEmpty() )
92 {
93 enableButtonOK( false );
94 return;
95 }
96 originalFilters = filters;
97 filtersListView->clear();
98 TQValueListConstIterator<KMFilter*> it = filters.constEnd();
99 while ( it != filters.constBegin() ) {
100 --it;
101 KMFilter* filter = *it;
102 TQCheckListItem* item = new TQCheckListItem( filtersListView, filter->name(), TQCheckListItem::CheckBox );
103 item->setOn( true );
104 }
105}
106
107TQValueList<KMFilter*> FilterSelectionDialog::selectedFilters() const
108{
109 TQValueList<KMFilter*> filters;
110 TQListViewItemIterator it( filtersListView );
111 int i = 0;
112 while( it.current() ) {
113 TQCheckListItem* item = static_cast<TQCheckListItem*>( it.current() );
114 if ( item->isOn() )
115 filters << originalFilters[i];
116 ++i; ++it;
117 }
118 return filters;
119}
120
121void FilterSelectionDialog::slotUnselectAllButton()
122{
123 TQListViewItemIterator it( filtersListView );
124 while( it.current() ) {
125 TQCheckListItem* item = static_cast<TQCheckListItem*>( it.current() );
126 item->setOn( false );
127 ++it;
128 }
129}
130
131void FilterSelectionDialog::slotSelectAllButton()
132{
133 TQListViewItemIterator it( filtersListView );
134 while( it.current() ) {
135 TQCheckListItem* item = static_cast<TQCheckListItem*>( it.current() );
136 item->setOn( true );
137 ++it;
138 }
139}
140
141/* static */
142TQValueList<KMFilter*> FilterImporterExporter::readFiltersFromConfig( TDEConfig* config, bool bPopFilter )
143{
144 TDEConfigGroupSaver saver(config, "General");
145 int numFilters = 0;
146 if (bPopFilter)
147 numFilters = config->readNumEntry("popfilters",0);
148 else
149 numFilters = config->readNumEntry("filters",0);
150
151 TQValueList<KMFilter*> filters;
152 for ( int i=0 ; i < numFilters ; ++i ) {
153 TQString grpName;
154 grpName.sprintf("%s #%d", (bPopFilter ? "PopFilter" : "Filter") , i);
155 TDEConfigGroupSaver saver(config, grpName);
156 KMFilter * filter = new KMFilter(config, bPopFilter);
157 filter->purify();
158 if ( filter->isEmpty() ) {
159 #ifndef NDEBUG
160 kdDebug(5006) << "KMFilter::readConfig: filter\n" << filter->asString()
161 << "is empty!" << endl;
162 #endif
163 delete filter;
164 } else
165 filters.append(filter);
166 }
167 return filters;
168}
169
170/* static */
171void FilterImporterExporter::writeFiltersToConfig( const TQValueList<KMFilter*>& filters, TDEConfig* config, bool bPopFilter )
172{
173 // first, delete all groups:
174 TQStringList filterGroups =
175 config->groupList().grep( TQRegExp( bPopFilter ? "PopFilter #\\d+" : "Filter #\\d+" ) );
176 for ( TQStringList::Iterator it = filterGroups.begin() ;
177 it != filterGroups.end() ; ++it )
178 config->deleteGroup( *it );
179
180 int i = 0;
181 for ( TQValueListConstIterator<KMFilter*> it = filters.constBegin() ;
182 it != filters.constEnd() ; ++it ) {
183 if ( !(*it)->isEmpty() ) {
184 TQString grpName;
185 if ( bPopFilter )
186 grpName.sprintf("PopFilter #%d", i);
187 else
188 grpName.sprintf("Filter #%d", i);
189 TDEConfigGroupSaver saver(config, grpName);
190 (*it)->writeConfig(config);
191 ++i;
192 }
193 }
194 TDEConfigGroupSaver saver(config, "General");
195 if (bPopFilter)
196 config->writeEntry("popfilters", i);
197 else
198 config->writeEntry("filters", i);
199}
200
201
202FilterImporterExporter::FilterImporterExporter( TQWidget* parent, bool popFilter )
203:mParent( parent), mPopFilter( popFilter )
204{
205}
206
207FilterImporterExporter::~FilterImporterExporter()
208{
209}
210
212{
213 TQString fileName = KFileDialog::getOpenFileName( TQDir::homeDirPath(), TQString(), mParent, i18n("Import Filters") );
214 if ( fileName.isEmpty() )
215 return TQValueList<KMFilter*>(); // cancel
216
217 { // scoping
218 TQFile f( fileName );
219 if ( !f.open( IO_ReadOnly ) ) {
220 KMessageBox::error( mParent, i18n("The selected file is not readable. Your file access permissions might be insufficient.") );
221 return TQValueList<KMFilter*>();
222 }
223 }
224
225 TDEConfig config( fileName );
226 TQValueList<KMFilter*> imported = readFiltersFromConfig( &config, mPopFilter );
227 FilterSelectionDialog dlg( mParent );
228 dlg.setFilters( imported );
229 dlg.exec();
230 return dlg.cancelled() ? TQValueList<KMFilter*>() : dlg.selectedFilters();
231}
232
233void FilterImporterExporter::exportFilters(const TQValueList<KMFilter*> & filters )
234{
235 KURL saveUrl = KFileDialog::getSaveURL( TQDir::homeDirPath(), TQString(), mParent, i18n("Export Filters") );
236
237 if ( saveUrl.isEmpty() || !Util::checkOverwrite( saveUrl, mParent ) )
238 return;
239
240 TDEConfig config( saveUrl.path() );
241 FilterSelectionDialog dlg( mParent );
242 dlg.setFilters( filters );
243 dlg.exec();
244 if ( !dlg.cancelled() )
245 writeFiltersToConfig( dlg.selectedFilters(), &config, mPopFilter );
246}
247
248#include "filterimporterexporter.moc"
TQValueList< KMFilter * > importFilters()
Import filters.
void exportFilters(const TQValueList< KMFilter * > &)
Export the given filter rules to a file which is asked from the user.
@ Ok
The user rights/ACL have been fetched from the server sucessfully.
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