partitionmodel.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
/*
* Copyright (C) 2016 Jolla Ltd. <andrew.den.exter@jolla.com>
*
* You may use this file under the terms of the BSD license as follows:
*
* "Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Nemo Mobile nor the names of its contributors
* may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
*/
#include "partitionmodel.h"
#include "partitionmanager_p.h"
35
36
37
38
39
40
#include "udisks2monitor_p.h"
#include "logging_p.h"
#include <QDir>
#include <QFileInfo>
41
42
43
44
45
46
47
48
49
50
PartitionModel::PartitionModel(QObject *parent)
: QAbstractListModel(parent)
, m_manager(PartitionManagerPrivate::instance())
, m_storageTypes(Any | ExcludeParents)
{
m_partitions = m_manager->partitions(Partition::Any | Partition::ExcludeParents);
connect(m_manager.data(), &PartitionManagerPrivate::partitionChanged, this, &PartitionModel::partitionChanged);
connect(m_manager.data(), &PartitionManagerPrivate::partitionAdded, this, &PartitionModel::partitionAdded);
connect(m_manager.data(), &PartitionManagerPrivate::partitionRemoved, this, &PartitionModel::partitionRemoved);
51
52
53
connect(m_manager.data(), &PartitionManagerPrivate::errorMessage, this, &PartitionModel::errorMessage);
54
55
56
57
58
59
60
connect(m_manager.data(), &PartitionManagerPrivate::lockError, this, [this](Partition::Error error) {
emit lockError(static_cast<PartitionModel::Error>(error));
});
connect(m_manager.data(), &PartitionManagerPrivate::unlockError, this, [this](Partition::Error error) {
emit unlockError(static_cast<PartitionModel::Error>(error));
});
61
62
63
64
65
66
67
68
69
connect(m_manager.data(), &PartitionManagerPrivate::mountError, this, [this](Partition::Error error) {
emit mountError(static_cast<PartitionModel::Error>(error));
});
connect(m_manager.data(), &PartitionManagerPrivate::unmountError, this, [this](Partition::Error error) {
emit unmountError(static_cast<PartitionModel::Error>(error));
});
connect(m_manager.data(), &PartitionManagerPrivate::formatError, this, [this](Partition::Error error) {
emit formatError(static_cast<PartitionModel::Error>(error));
});
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
}
PartitionModel::~PartitionModel()
{
}
PartitionModel::StorageTypes PartitionModel::storageTypes() const
{
return m_storageTypes;
}
void PartitionModel::setStorageTypes(StorageTypes types)
{
if (m_storageTypes != types) {
m_storageTypes = types;
update();
emit storageTypesChanged();
}
}
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
QStringList PartitionModel::supportedFormatTypes() const
{
QStringList types;
QDir dir("/sbin/");
QStringList entries = dir.entryList(QStringList() << QString("mkfs.*"));
for (const QString &entry : entries) {
QFileInfo info(QString("/sbin/%1").arg(entry));
if (info.exists() && info.isExecutable()) {
QStringList parts = entry.split('.');
if (!parts.isEmpty()) {
types << parts.takeLast();
}
}
}
return types;
}
110
111
112
113
114
115
116
117
118
119
120
121
void PartitionModel::refresh()
{
m_manager->refresh();
}
void PartitionModel::refresh(int index)
{
if (index >= 0 && index < m_partitions.count()) {
m_partitions[index].refresh();
}
}
122
123
124
void PartitionModel::lock(const QString &deviceName)
{
qCInfo(lcMemoryCardLog) << Q_FUNC_INFO << deviceName << m_partitions.count();
125
126
127
if (const Partition *partition = getPartition(deviceName)) {
m_manager->lock(*partition);
} else {
128
129
130
131
132
133
134
qCWarning(lcMemoryCardLog) << "Unable to lock unknown device:" << deviceName;
}
}
void PartitionModel::unlock(const QString &deviceName, const QString &passphrase)
{
qCInfo(lcMemoryCardLog) << Q_FUNC_INFO << deviceName << m_partitions.count();
135
136
137
if (const Partition *partition = getPartition(deviceName)) {
m_manager->unlock(*partition, passphrase);
} else {
138
139
140
141
qCWarning(lcMemoryCardLog) << "Unable to unlock unknown device:" << deviceName;
}
}
142
143
144
void PartitionModel::mount(const QString &deviceName)
{
qCInfo(lcMemoryCardLog) << Q_FUNC_INFO << deviceName << m_partitions.count();
145
146
147
if (const Partition *partition = getPartition(deviceName)) {
m_manager->mount(*partition);
} else {
148
149
qCWarning(lcMemoryCardLog) << "Unable to mount unknown device:" << deviceName;
}
150
151
152
153
154
}
void PartitionModel::unmount(const QString &deviceName)
{
qCInfo(lcMemoryCardLog) << Q_FUNC_INFO << deviceName << m_partitions.count();
155
156
157
if (const Partition *partition = getPartition(deviceName)) {
m_manager->unmount(*partition);
} else {
158
159
qCWarning(lcMemoryCardLog) << "Unable to unmount unknown device:" << deviceName;
}
162
void PartitionModel::format(const QString &deviceName, const QString &type, const QString &label, const QString &passphrase)
163
164
{
qCInfo(lcMemoryCardLog) << Q_FUNC_INFO << deviceName << type << label << m_partitions.count();
165
166
167
if (const Partition *partition = getPartition(deviceName)) {
m_manager->format(*partition, type, label, passphrase);
} else {
168
169
qCWarning(lcMemoryCardLog) << "Unable to format unknown device:" << deviceName;
}
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
void PartitionModel::update()
{
const int count = m_partitions.count();
const auto partitions = m_manager->partitions(Partition::StorageTypes(int(m_storageTypes)));
int index = 0;
for (const auto partition : partitions) {
const int existingIndex = [this, index, partition]() {
for (int i = index; i < m_partitions.count(); ++i) {
if (m_partitions.at(i) == partition) {
return i;
}
}
return -1;
}();
if (existingIndex == -1) {
beginInsertRows(QModelIndex(), index, index);
m_partitions.insert(index, partition);
endInsertRows();
} else if (existingIndex > index) {
beginMoveRows(QModelIndex(), existingIndex, existingIndex, QModelIndex(), index);
const auto partition = m_partitions.takeAt(existingIndex);
m_partitions.insert(index, partition);
endMoveRows();
}
++index;
}
if (index < m_partitions.count()) {
beginRemoveRows(QModelIndex(), index, m_partitions.count() - 1);
m_partitions.resize(index);
endRemoveRows();
}
if (count != m_partitions.count()) {
emit countChanged();
}
}
214
215
216
217
218
219
220
221
222
223
224
const Partition *PartitionModel::getPartition(const QString &deviceName) const
{
for (const Partition &partition : m_partitions) {
if (deviceName == partition.deviceName()) {
return &partition;
}
}
return nullptr;
}
225
226
227
228
229
230
231
232
233
QHash<int, QByteArray> PartitionModel::roleNames() const
{
static const QHash<int, QByteArray> roleNames = {
{ ReadOnlyRole, "readOnly" },
{ StatusRole, "status" },
{ CanMountRole, "canMount" },
{ MountFailedRole, "mountFailed" },
{ StorageTypeRole, "storageType" },
{ FilesystemTypeRole, "filesystemType" },
234
{ DeviceLabelRole, "deviceLabel" },
235
{ DevicePathRole, "devicePath" },
236
{ DeviceNameRole, "deviceName" },
237
238
239
{ MountPathRole, "mountPath" },
{ BytesAvailableRole, "bytesAvailable" },
{ BytesTotalRole, "bytesTotal" },
240
{ BytesFreeRole, "bytesFree" },
241
242
{ PartitionModelRole, "partitionModel" },
{ IsCryptoDeviceRoles, "isCryptoDevice"},
243
{ IsSupportedFileSystemType, "isSupportedFileSystemType"},
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
};
return roleNames;
}
int PartitionModel::rowCount(const QModelIndex &parent) const
{
return !parent.isValid() ? m_partitions.count() : 0;
}
QVariant PartitionModel::data(const QModelIndex &index, int role) const
{
if (index.row() < 0 || index.row() >= m_partitions.count() || index.column() != 0) {
return QVariant();
} else {
const Partition &partition = m_partitions.at(index.row());
switch (role) {
case ReadOnlyRole:
return partition.isReadOnly();
case StatusRole:
return partition.status();
case CanMountRole:
return partition.canMount();
case MountFailedRole:
return partition.mountFailed();
case StorageTypeRole:
return partition.storageType();
case FilesystemTypeRole:
return partition.filesystemType();
274
275
case DeviceLabelRole:
return partition.deviceLabel();
276
277
case DevicePathRole:
return partition.devicePath();
278
279
case DeviceNameRole:
return partition.deviceName();
280
281
282
283
284
285
286
287
case MountPathRole:
return partition.mountPath();
case BytesAvailableRole:
return partition.bytesAvailable();
case BytesTotalRole:
return partition.bytesTotal();
case BytesFreeRole:
return partition.bytesFree();
288
289
case PartitionModelRole:
return QVariant::fromValue(static_cast<QObject*>(const_cast<PartitionModel*>((this))));
290
291
case IsCryptoDeviceRoles:
return partition.isCryptoDevice();
292
293
case IsSupportedFileSystemType:
return partition.isSupportedFileSystemType();
294
295
296
297
298
299
300
301
302
default:
return QVariant();
}
}
}
void PartitionModel::partitionChanged(const Partition &partition)
{
for (int i = 0; i < m_partitions.count(); ++i) {
303
qCInfo(lcMemoryCardLog) << "partition changed:" << partition.status() << partition.mountPath();;
304
if (m_partitions.at(i) == partition) {
305
306
QModelIndex index = createIndex(i, 0);
emit dataChanged(index, index);
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
return;
}
}
}
void PartitionModel::partitionAdded(const Partition &partition)
{
if (partition.storageType() & m_storageTypes) {
update();
}
}
void PartitionModel::partitionRemoved(const Partition &partition)
{
for (int i = 0; i < m_partitions.count(); ++i) {
if (m_partitions.at(i) == partition) {
beginRemoveRows(QModelIndex(), i, i);
m_partitions.removeAt(i);
endRemoveRows();
emit countChanged();
return;
}
}
}