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path: root/kabc/plugins/dir/resourcedir.cpp
authorzautrix <zautrix>2004-06-26 19:01:18 (UTC)
committer zautrix <zautrix>2004-06-26 19:01:18 (UTC)
commitb9aad1f15dc600e4dbe4c62d3fcced6363188ba3 (patch) (unidiff)
tree2c3d4004fb21c72cba65793859f9bcd8ffd3a49c /kabc/plugins/dir/resourcedir.cpp
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Initial revision
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diff --git a/kabc/plugins/dir/resourcedir.cpp b/kabc/plugins/dir/resourcedir.cpp
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1/*
2 This file is part of libkabc.
3 Copyright (c) 2002 Tobias Koenig <tokoe@kde.org>
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public
7 License as published by the Free Software Foundation; either
8 version 2 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
14
15 You should have received a copy of the GNU Library General Public License
16 along with this library; see the file COPYING.LIB. If not, write to
17 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18 Boston, MA 02111-1307, USA.
19*/
20
21/*
22Enhanced Version of the file for platform independent KDE tools.
23Copyright (c) 2004 Ulf Schenk
24
25$Id$
26*/
27
28
29#include <sys/types.h>
30#include <sys/stat.h>
31#ifndef _WIN32_
32#include <unistd.h>
33#endif
34
35#include <qregexp.h>
36#include <qtimer.h>
37#include <qwidget.h>
38
39#include <kapplication.h>
40#include <kconfig.h>
41#include <kdebug.h>
42//US #include <kgenericfactory.h>
43#include <kglobal.h>
44#include <klocale.h>
45#include <kstandarddirs.h>
46#include <kurlrequester.h>
47
48#include "addressbook.h"
49
50//US #include "formatfactory.h"
51
52#include "resourcedirconfig.h"
53#include "stdaddressbook.h"
54
55//US
56#include <qdir.h>
57#include <formats/vcardformatplugin2.h>
58#include <formats/binaryformat.h>
59
60#include "resourcedir.h"
61
62using namespace KABC;
63
64extern "C"
65{
66 void *init_kabc_dir()
67 {
68 qDebug("resourcedir.cpp : init_kabc_dir has to be changed");
69//US return new KRES::PluginFactory<ResourceDir,ResourceDirConfig>();
70 return 0;
71 }
72}
73
74
75ResourceDir::ResourceDir( const KConfig *config )
76 : Resource( config )
77{
78 QString path;
79
80 KConfig *cfg = (KConfig *)config;
81 if ( cfg ) {
82//US path = config->readEntry( "FilePath" );
83 path = cfg->readEntry( "FilePath", StdAddressBook::directoryName() );
84//US mFormatName = config->readEntry( "FileFormat" );
85 mFormatName = cfg->readEntry( "FileFormat", "vcard" );
86 } else {
87 path = StdAddressBook::directoryName();
88 mFormatName = "vcard";
89 }
90
91
92/*US FormatFactory *factory = FormatFactory::self();
93 mFormat = factory->format( mFormatName );
94
95 if ( !mFormat ) {
96 mFormatName = "vcard";
97 mFormat = factory->format( mFormatName );
98 }
99*/
100
101//US qDebug("ResourceDir::ResourceDir initialized with format %s ", mFormatName.latin1());
102 if (mFormatName == "vcard")
103 mFormat = new VCardFormatPlugin2();
104 else if (mFormatName == "binary")
105 mFormat = new BinaryFormat();
106 else
107 qDebug("ResourceFile::init format unknown !!! %s ", mFormatName.latin1());
108
109
110/*US we have no KDirWatch. SO simulate the signals from inside the apropriate methods
111 connect( &mDirWatch, SIGNAL( dirty(const QString&) ), SLOT( pathChanged() ) );
112 connect( &mDirWatch, SIGNAL( created(const QString&) ), SLOT( pathChanged() ) );
113 connect( &mDirWatch, SIGNAL( deleted(const QString&) ), SLOT( pathChanged() ) );
114*/
115
116 setPath( path );
117}
118
119ResourceDir::~ResourceDir()
120{
121 delete mFormat;
122 mFormat = 0;
123}
124
125void ResourceDir::writeConfig( KConfig *config )
126{
127 Resource::writeConfig( config );
128
129 config->writeEntry( "FilePath", mPath );
130 config->writeEntry( "FileFormat", mFormatName );
131}
132
133Ticket *ResourceDir::requestSaveTicket()
134{
135 kdDebug(5700) << "ResourceDir::requestSaveTicket()" << endl;
136
137 if ( !addressBook() ) return 0;
138
139 if ( !lock( mPath ) ) {
140 kdDebug(5700) << "ResourceDir::requestSaveTicket(): Unable to lock path '"
141 << mPath << "'" << endl;
142 return 0;
143 }
144 return createTicket( this );
145}
146
147
148bool ResourceDir::doOpen()
149{
150 QDir dir( mPath );
151 if ( !dir.exists() ) { // no directory available
152 return dir.mkdir( dir.path() );
153 } else {
154 QString testName = dir.entryList( QDir::Files )[0];
155 if ( testName.isNull() || testName.isEmpty() ) // no file in directory
156 return true;
157
158 QFile file( mPath + "/" + testName );
159 if ( file.open( IO_ReadOnly ) )
160 return true;
161
162 if ( file.size() == 0 )
163 return true;
164
165 bool ok = mFormat->checkFormat( &file );
166 file.close();
167 return ok;
168 }
169}
170
171void ResourceDir::doClose()
172{
173}
174
175bool ResourceDir::load()
176{
177 kdDebug(5700) << "ResourceDir::load(): '" << mPath << "'" << endl;
178
179 QDir dir( mPath );
180 QStringList files = dir.entryList( QDir::Files );
181
182 QStringList::Iterator it;
183 bool ok = true;
184 for ( it = files.begin(); it != files.end(); ++it ) {
185 QFile file( mPath + "/" + (*it) );
186
187 if ( !file.open( IO_ReadOnly ) ) {
188 addressBook()->error( i18n( "Unable to open file '%1' for reading" ).arg( file.name() ) );
189 ok = false;
190 continue;
191 }
192
193 if ( !mFormat->loadAll( addressBook(), this, &file ) )
194 ok = false;
195
196 file.close();
197 }
198
199 return ok;
200}
201
202bool ResourceDir::save( Ticket *ticket )
203{
204 kdDebug(5700) << "ResourceDir::save(): '" << mPath << "'" << endl;
205
206 AddressBook::Iterator it;
207 bool ok = true;
208
209 for ( it = addressBook()->begin(); it != addressBook()->end(); ++it ) {
210 if ( (*it).resource() != this || !(*it).changed() )
211 continue;
212
213 QFile file( mPath + "/" + (*it).uid() );
214 if ( !file.open( IO_WriteOnly ) ) {
215 addressBook()->error( i18n( "Unable to open file '%1' for writing" ).arg( file.name() ) );
216 continue;
217 }
218
219 mFormat->save( *it, &file );
220
221 // mark as unchanged
222 (*it).setChanged( false );
223
224 file.close();
225 }
226
227 delete ticket;
228 unlock( mPath );
229
230 return ok;
231}
232
233bool ResourceDir::lock( const QString &path )
234{
235 kdDebug(5700) << "ResourceDir::lock()" << endl;
236
237 QString p = path;
238//US change the implementation how the lockfilename is getting created
239//US p.replace( QRegExp("/"), "_" );
240//US QString lockName = locateLocal( "data", "kabc/lock/" + p + ".lock" );
241 KURL url(p);
242 QString lockName = locateLocal( "data", "kabc/lock/" + url.fileName() + ".lock" );
243
244
245 kdDebug(5700) << "-- lock name: " << lockName << endl;
246
247 if ( QFile::exists( lockName ) ) return false;
248
249 QString lockUniqueName;
250 lockUniqueName = p + KApplication::randomString( 8 );
251
252 url = lockUniqueName;
253//US mLockUniqueName = locateLocal( "data", "kabc/lock/" + lockUniqueName );
254 mLockUniqueName = locateLocal( "data", "kabc/lock/" + url.fileName() );
255
256 kdDebug(5700) << "-- lock unique name: " << mLockUniqueName << endl;
257
258 // Create unique file
259 QFile file( mLockUniqueName );
260 file.open( IO_WriteOnly );
261 file.close();
262
263 // Create lock file
264#ifdef _WIN32_
265 int result = 0;
266 qDebug("WARNING: ResourceDir::lock cannot link ");
267#else
268 int result = ::link( QFile::encodeName( mLockUniqueName ),
269 QFile::encodeName( lockName ) );
270#endif
271 if ( result == 0 ) {
272 addressBook()->emitAddressBookLocked();
273 return true;
274 }
275
276 // TODO: check stat
277
278 return false;
279}
280
281void ResourceDir::unlock( const QString &path )
282{
283 QString p = path;
284//US change the implementation how the lockfilename is getting created
285//US p.replace( QRegExp( "/" ), "_" );
286//US QString lockName = locate( "data", "kabc/lock/" + p + ".lock" );
287 KURL url(p);
288 QString lockName = locate( "data", "kabc/lock/" + url.fileName() + ".lock" );
289
290 ::unlink( QFile::encodeName( lockName ) );
291 QFile::remove( mLockUniqueName );
292 addressBook()->emitAddressBookUnlocked();
293}
294
295void ResourceDir::setPath( const QString &path )
296{
297/*US ToDo: no synchronization so far. Has to be changed in the future
298 mDirWatch.stopScan();
299 mDirWatch.removeDir( mPath );
300*/
301 mPath = path;
302
303/*US ToDo: no synchronization so far. Has to be changed in the future
304 mDirWatch.addDir( mPath, true );
305 mDirWatch.startScan();
306*/
307
308//US simulate KDirWatch event
309 pathChanged();
310
311}
312
313QString ResourceDir::path() const
314{
315 return mPath;
316}
317
318void ResourceDir::setFormat( const QString &format )
319{
320 mFormatName = format;
321
322 if ( mFormat )
323 delete mFormat;
324
325//US FormatFactory *factory = FormatFactory::self();
326//US mFormat = factory->format( mFormatName );
327
328qDebug("ResourceDir::setFormat initialized with format %s ", format.latin1());
329 if (mFormatName == "vcard")
330 mFormat = new VCardFormatPlugin2();
331 else if (mFormatName == "binary")
332 mFormat = new BinaryFormat();
333 else
334 qDebug("ResourceDir::setFormat format unknown !!! %s ", format.latin1());
335
336
337}
338
339QString ResourceDir::format() const
340{
341 return mFormatName;
342}
343
344void ResourceDir::pathChanged()
345{
346 if ( !addressBook() )
347 return;
348
349 load();
350 addressBook()->emitAddressBookChanged();
351}
352
353void ResourceDir::removeAddressee( const Addressee& addr )
354{
355 QFile::remove( mPath + "/" + addr.uid() );
356}
357
358void ResourceDir::cleanUp()
359{
360 unlock( mPath );
361}
362
363//US #include "resourcedir.moc"