Line data Source code
1 : /*
2 : multideletejob.cpp
3 :
4 : This file is part of qgpgme, the Qt API binding for gpgme
5 : Copyright (c) 2004 Klarälvdalens Datakonsult AB
6 :
7 : QGpgME is free software; you can redistribute it and/or
8 : modify it under the terms of the GNU General Public License as
9 : published by the Free Software Foundation; either version 2 of the
10 : License, or (at your option) any later version.
11 :
12 : QGpgME is distributed in the hope that it will be useful,
13 : but WITHOUT ANY WARRANTY; without even the implied warranty of
14 : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 : General Public License for more details.
16 :
17 : You should have received a copy of the GNU General Public License
18 : along with this program; if not, write to the Free Software
19 : Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 :
21 : In addition, as a special exception, the copyright holders give
22 : permission to link the code of this program with any edition of
23 : the Qt library by Trolltech AS, Norway (or with modified versions
24 : of Qt that use the same license as Qt), and distribute linked
25 : combinations including the two. You must obey the GNU General
26 : Public License in all respects for all of the code used other than
27 : Qt. If you modify this file, you may extend this exception to
28 : your version of the file, but you are not obligated to do so. If
29 : you do not wish to do so, delete this exception statement from
30 : your version.
31 : */
32 :
33 : #ifdef HAVE_CONFIG_H
34 : #include "config.h"
35 : #endif
36 :
37 : #include "multideletejob.h"
38 : #include "protocol.h"
39 : #include "deletejob.h"
40 :
41 : #include <key.h>
42 : #include <context.h>
43 : #include <data.h>
44 :
45 : #include <iterator>
46 :
47 : #include <assert.h>
48 :
49 0 : QGpgME::MultiDeleteJob::MultiDeleteJob(const Protocol *protocol)
50 : : Job(0),
51 : mProtocol(protocol),
52 0 : mJob(0)
53 : {
54 0 : assert(protocol);
55 0 : }
56 :
57 0 : QGpgME::MultiDeleteJob::~MultiDeleteJob()
58 : {
59 :
60 0 : }
61 :
62 0 : GpgME::Error QGpgME::MultiDeleteJob::start(const std::vector<GpgME::Key> &keys, bool allowSecretKeyDeletion)
63 : {
64 0 : mKeys = keys;
65 0 : mAllowSecretKeyDeletion = allowSecretKeyDeletion;
66 0 : mIt = mKeys.begin();
67 :
68 0 : const GpgME::Error err = startAJob();
69 :
70 0 : if (err) {
71 0 : deleteLater();
72 : }
73 0 : return err;
74 : }
75 :
76 0 : void QGpgME::MultiDeleteJob::slotCancel()
77 : {
78 0 : if (mJob) {
79 0 : mJob->slotCancel();
80 : }
81 0 : mIt = mKeys.end();
82 0 : }
83 :
84 0 : void QGpgME::MultiDeleteJob::slotResult(const GpgME::Error &err)
85 : {
86 0 : mJob = 0;
87 0 : GpgME::Error error = err;
88 0 : if (error || // error in last op
89 0 : mIt == mKeys.end() || // (shouldn't happen)
90 0 : ++mIt == mKeys.end() || // was the last key
91 0 : (error = startAJob())) { // error starting the job for the new key
92 0 : Q_EMIT done();
93 0 : Q_EMIT result(error, error && mIt != mKeys.end() ? *mIt : GpgME::Key::null);
94 0 : deleteLater();
95 0 : return;
96 : }
97 :
98 0 : const int current = mIt - mKeys.begin();
99 0 : const int total = mKeys.size();
100 0 : Q_EMIT progress(QStringLiteral("%1/%2").arg(current).arg(total), current, total);
101 : }
102 :
103 0 : GpgME::Error QGpgME::MultiDeleteJob::startAJob()
104 : {
105 0 : if (mIt == mKeys.end()) {
106 0 : return GpgME::Error(0);
107 : }
108 0 : mJob = mProtocol->deleteJob();
109 0 : assert(mJob); // FIXME: we need a way to generate errors ourselves,
110 : // but I don't like the dependency on gpg-error :/
111 :
112 0 : connect(mJob.data(), &DeleteJob::result, this, &MultiDeleteJob::slotResult);
113 :
114 0 : return mJob->start(*mIt, mAllowSecretKeyDeletion);
115 : }
116 :
117 : #include "multideletejob.moc"
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