summaryrefslogtreecommitdiffstats
path: root/tdeioslave/media/mounthelper/tdeio_media_mounthelper.cpp
blob: e4bf41820ca7918fd466cc8f23b260fd0b30c872 (plain)
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
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
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
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
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
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
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
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
/* This file is part of the KDE project
   Copyright (c) 2004 Kévin Ottens <ervin ipsquad net>
   Parts of this file are
   Copyright 2003 Waldo Bastian <bastian@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 <tdecmdlineargs.h>
#include <tdelocale.h>
#include <tdeapplication.h>
#include <kurl.h>
#include <tdemessagebox.h>
#include <dcopclient.h>
#include <dcopref.h>
#include <tqtimer.h>
#include <stdlib.h>
#include <kdebug.h>
#include <tdeglobal.h>
#include <kprocess.h>
#include <tdestartupinfo.h>
#include <kmimetype.h>
#ifdef __TDE_HAVE_TDEHWLIB
#include <tdehardwaredevices.h>
#endif

#include "dialog.h"
#include "tdeio_media_mounthelper.h"

const Medium MountHelper::findMedium(const KURL &url)
{
	DCOPRef mediamanager("kded", "mediamanager");

	// Try filename first
	DCOPReply reply = mediamanager.call("properties", url.fileName());
	if (!reply.isValid()) {
		m_errorStr = i18n("The TDE mediamanager is not running.")+"\n";
		return Medium(TQString::null, TQString::null, TQString::null);
	}
	const Medium& medium = Medium::create(reply);
	if (medium.id().isEmpty()) {
		// Try full URL now
		reply = mediamanager.call("properties", url.prettyURL());
		if (!reply.isValid()) {
			m_errorStr = i18n("Internal Error");
			return Medium(TQString::null, TQString::null, TQString::null);
		}
		return Medium::create(reply);
	} else {
		return medium;
	}
}

MountHelper::MountHelper() : TDEApplication()
{
	TDECmdLineArgs *args = TDECmdLineArgs::parsedArgs();
	m_errorStr = TQString::null;

	KURL url(args->url(0));
	const Medium medium = findMedium(url);
	if (medium.id().isEmpty())
	{
		if (m_errorStr.isEmpty()) {
			m_errorStr+= i18n("%1 cannot be found.").arg(url.prettyURL());
		}
		errorAndExit();
	}

	TQString device = medium.deviceNode();
	if (!medium.isMountable() && !medium.isEncrypted() && !args->isSet("e") && !args->isSet("s"))
	{
		m_errorStr = i18n("%1 is not a mountable or encrypted media.").arg(device);
		errorAndExit();
	}

	if (args->isSet("m"))
	{
		// Mount drive
		if (!medium.isMountable()) {
			m_errorStr = i18n("%1 is not a mountable media.").arg(device);
			errorAndExit();
		}
		else if (medium.isMounted()) {
			m_errorStr = i18n("%1 is already mounted to %2.").arg(device).arg(medium.mountPoint());
			errorAndExit();
		}

		DCOPRef mediamanager("kded", "mediamanager");
		DCOPReply reply = mediamanager.call("mount", medium.id());
		TQStringVariantMap mountResult;
		if (reply.isValid()) {
			reply.get(mountResult);
		}
		if (mountResult.contains("result") && mountResult["result"].toBool()) {
			::exit(0);
		}
		else {
			m_errorStr = mountResult.contains("errStr") ? mountResult["errStr"].toString() : i18n("Unknown mount error.");
			errorAndExit();
		}
	}
	else if (args->isSet("u"))
	{
		// Unmount drive
		if (!medium.isMountable()) {
			m_errorStr = i18n("%1 is not a mountable media.").arg(device);
			errorAndExit();
		}
		else if (!medium.isMounted()) {
			m_errorStr = i18n("%1 is already unmounted.").arg(device);
			errorAndExit();
		}

		DCOPRef mediamanager("kded", "mediamanager");
		DCOPReply reply = mediamanager.call("unmount", medium.id());
		TQStringVariantMap unmountResult;
		if (reply.isValid()) {
			reply.get(unmountResult);
		}
		if (unmountResult.contains("result") && unmountResult["result"].toBool()) {
			::exit(0);
		}
		else {
			m_errorStr = unmountResult.contains("errStr") ? unmountResult["errStr"].toString() : i18n("Unknown unmount error.");
			kdDebug() << "medium unmount " << m_errorStr << endl;
			errorAndExit();
		}
	}
	else if (args->isSet("k"))
	{
		// Unlock drive
		if (!medium.isEncrypted())
		{
			m_errorStr = i18n("%1 is not an encrypted media.").arg(device);
			errorAndExit();
		}
		if (!medium.needUnlocking())
		{
			m_errorStr = i18n("%1 is already unlocked.").arg(device);
			errorAndExit();
		}

		TQString iconName = medium.iconName();
		if (iconName.isEmpty())
		{
			TQString mime = medium.mimeType();
			iconName = KMimeType::mimeType(mime)->icon(mime, false);
		}
		m_mediumId = medium.id();
		dialog = new Dialog(url.prettyURL(), iconName);
		connect(dialog, TQT_SIGNAL(user1Clicked()), this, TQT_SLOT(slotSendPassword()));
		connect(dialog, TQT_SIGNAL(cancelClicked()), this, TQT_SLOT(slotCancel()));
		dialog->show();
	}
	else if (args->isSet("l"))
	{
		// Lock drive
		if (!medium.isEncrypted())
		{
			m_errorStr = i18n("%1 is not an encrypted media.").arg(device);
			errorAndExit();
		}
		if (medium.needUnlocking())
		{
			m_errorStr = i18n("%1 is already locked.").arg(device);
			errorAndExit();
		}

		DCOPRef mediamanager("kded", "mediamanager");
		DCOPReply reply = mediamanager.call("lock", medium.id());
		TQStringVariantMap lockResult;
		if (reply.isValid()) {
			reply.get(lockResult);
		}
		if (lockResult.contains("result") && lockResult["result"].toBool()) {
	    ::exit(0);
	  }
	  else {
			m_errorStr = lockResult.contains("errStr") ? lockResult["errStr"].toString() : i18n("Unknown lock error.");
			kdDebug() << "medium lock " << m_errorStr << endl;
			errorAndExit();
		}
	}
	else if (args->isSet("e"))
	{
		invokeEject(device, true);
	}
	else if (args->isSet("s"))
	{
		// Safely remove drive
		DCOPRef mediamanager("kded", "mediamanager");

		/*
		* We want to call mediamanager unmount before invoking eject. That's
		* because unmount would provide an informative error message in case of
		* failure. However, there are cases when unmount would fail
		* (supermount, slackware, see bug#116209) but eject would succeed.
		* Thus if unmount fails, save unmount error message and invokeEject()
		* anyway. Only if both unmount and eject fail, notify the user by
		* displaying the saved error message (see ejectFinished()).
		*/
		TQStringVariantMap unmountResult;
		if (medium.isMounted())
		{
			DCOPReply reply = mediamanager.call("unmount", medium.id());
			if (reply.isValid()) {
				reply.get(unmountResult);
				if (unmountResult.contains("result") && !unmountResult["result"].toBool()) {
					m_errorStr = unmountResult.contains("errStr") ? unmountResult["errStr"].toString() : i18n("Unknown unmount error.");
				}
			}
		}

		// If this is an unlocked encrypted volume and there is no error yet, we try to lock it
		if (unmountResult.contains("result") && unmountResult["result"].toBool() &&
		    medium.isEncrypted() && !medium.clearDeviceUdi().isNull())
		{
			DCOPReply reply = mediamanager.call("lock", medium.id());
			if (reply.isValid()) {
				TQStringVariantMap lockResult;
				reply.get(lockResult);
				if (lockResult.contains("result") && !lockResult["result"].toBool()) {
					m_errorStr = lockResult.contains("errStr") ? lockResult["errStr"].toString() : i18n("Unknown lock error.");
				}
			}
		}

		if (m_errorStr.isEmpty()) {
			invokeEject(device, true);
		}
		else {
			errorAndExit();
		}
	}
	else
	{
		TDECmdLineArgs::usage();
	}
}

void MountHelper::invokeEject(const TQString &device, bool quiet)
{
#ifdef __TDE_HAVE_TDEHWLIB
	// Try TDE HW library eject first...
	TDEHardwareDevices *hwdevices = TDEGlobal::hardwareDevices();
	TDEGenericDevice *hwdevice = hwdevices->findByDeviceNode(device);
	if (hwdevice->type() == TDEGenericDeviceType::Disk) {
		TDEStorageDevice *sdevice = static_cast<TDEStorageDevice*>(hwdevice);
		if (sdevice->ejectDrive()) {
			// Success!
			::exit(0);
		}
	}
#endif

	// Then fall back to tdeeject if needed
	TDEProcess *proc = new TDEProcess(TQT_TQOBJECT(this));
	*proc << "tdeeject";
	if (quiet)
	{
		*proc << "-q";
	}
	*proc << device;
	connect(proc, TQT_SIGNAL(processExited(TDEProcess*)),	this, TQT_SLOT(ejectFinished(TDEProcess*)));
	proc->start();
}

void MountHelper::ejectFinished(TDEProcess *proc)
{
	//If eject failed, report the error stored in m_errorStr
	if (proc->normalExit() && proc->exitStatus() == 0) {
		::exit(0);
	}
	else {
		if (!m_errorStr.isEmpty()) {
			errorAndExit();
		}
		::exit(0);
	}
}

void MountHelper::error()
{
	TQString prettyErrorString = m_errorStr;
	if (m_errorStr.contains("<") && m_errorStr.contains(">")) {
		if (!m_errorStr.contains("<qt>")) {
			prettyErrorString = TQString("<qt>%1</qt>").arg(m_errorStr);
		}
	}
	KMessageBox::error(0, prettyErrorString);
}

void MountHelper::errorAndExit()
{
	error();
	::exit(1);
}

void MountHelper::slotSendPassword()
{
	DCOPRef mediamanager("kded", "mediamanager");

	DCOPReply reply = mediamanager.call("unlock", m_mediumId, dialog->getPassword());
	TQStringVariantMap unlockResult;
	if (reply.isValid()) {
		reply.get(unlockResult);
	}
	if (unlockResult.contains("result") && unlockResult["result"].toBool()) {
		::exit(0);
	}
	else {
		m_errorStr = unlockResult.contains("errStr") ? unlockResult["errStr"].toString() : i18n("Unknown unlock error.");
		kdDebug() << "medium unlock " << m_errorStr << endl;
		error();
	}
}

void MountHelper::slotCancel()
{
	exit(0);
}

static TDECmdLineOptions options[] =
{
	{ "m", I18N_NOOP("Mount given URL"), 0 },
	{ "u", I18N_NOOP("Unmount given URL"), 0 },
	{ "k", I18N_NOOP("Unlock given URL"), 0 },
	{ "l", I18N_NOOP("Lock given URL"), 0 },
	{ "e", I18N_NOOP("Eject given URL"), 0},
	{ "s", I18N_NOOP("Safely remove (unmount and eject) given URL"), 0},
	{"!+URL", I18N_NOOP("media:/URL to mount/unmount/unlock/lock/eject/remove"), 0 },
	TDECmdLineLastOption
};


int main(int argc, char **argv)
{
	TDECmdLineArgs::init(argc, argv, "tdeio_media_mounthelper",
	                   "tdeio_media_mounthelper", "tdeio_media_mounthelper",
	                   "0.1");

	TDECmdLineArgs::addCmdLineOptions(options);
	TDEGlobal::locale()->setMainCatalogue("tdeio_media");
	TDEApplication::addCmdLineOptions();
	if (TDECmdLineArgs::parsedArgs()->count()==0)
	{
		TDECmdLineArgs::usage();
	}

	TDEApplication *app = new MountHelper();
	TDEStartupInfo::appStarted();
	app->dcopClient()->attach();
	return app->exec();
}

#include "tdeio_media_mounthelper.moc"