tdehwmonitor: added Unlock/Lock buttons to LUKS disks.

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>

7 files changed, 397 insertions, 9 deletions

diff --git a/kcontrol/hwmanager/CMakeLists.txt b/kcontrol/hwmanager/CMakeLists.txt
index be8d3f2cb..bd06bd930 100644
--- a/kcontrol/hwmanager/CMakeLists.txt
+++ b/kcontrol/hwmanager/CMakeLists.txt
@@ -48,7 +48,7 @@ set_property( SOURCE hwmanager.cpp APPEND PROPERTY COMPILE_DEFINITIONS KDE_CONFD
 tde_add_kpart( kcm_hwmanager AUTOMOC
   SOURCES
     hwmanager.cpp deviceiconview.cpp devicepropsdlg.cpp devicepropsdlgbase.ui hwmanagerbase.ui
-    cryptpassworddlg.cpp cryptpassworddlgbase.ui hwmanager.skel
+    cryptpassworddlg.cpp unlockdialog.ui passworddlg.cpp cryptpassworddlgbase.ui hwmanager.skel
   LINK tdeio-shared
   DESTINATION ${PLUGIN_INSTALL_DIR}
 )
@@ -61,4 +61,4 @@ tde_add_executable( tdehwdevicetray AUTOMOC
     hwdevicetray_configdialog.cpp
   LINK tdeio-shared tdeutils-shared tdeui-shared
   DESTINATION ${BIN_INSTALL_DIR}
-)
\ No newline at end of file
+)
diff --git a/kcontrol/hwmanager/devicepropsdlg.cpp b/kcontrol/hwmanager/devicepropsdlg.cpp
index 05b5832fa..717a23942 100644
--- a/kcontrol/hwmanager/devicepropsdlg.cpp
+++ b/kcontrol/hwmanager/devicepropsdlg.cpp
@@ -29,6 +29,8 @@
 #include <tqpainter.h>
 #include <tqstyle.h>
 #include <tqinternal_p.h>
+#include <dcopclient.h>
+#include <dcopref.h>
 #undef Unsorted // Required for --enable-final (tqdir.h)
 #include <tqfiledialog.h>
 
@@ -45,6 +47,7 @@
 #include <ksslcertificate.h>
 
 #include "cryptpassworddlg.h"
+#include "passworddlg.h"
 
 #include "devicepropsdlg.h"
 
@@ -250,7 +253,7 @@ void SensorDisplayWidget::updateDisplay() {
 }
 
 DevicePropertiesDialog::DevicePropertiesDialog(TDEGenericDevice* device, TQWidget *parent)
-	: KDialogBase(Plain, TQString::null, Ok|Cancel, Ok, parent, 0L, true, true)
+	: KDialogBase(Plain, TQString::null, Ok|Cancel, Ok, parent, 0L, true, true), m_passDlg(NULL)
 {
 	m_device = device;
 	enableButtonOK( false );
@@ -301,6 +304,8 @@ DevicePropertiesDialog::DevicePropertiesDialog(TDEGenericDevice* device, TQWidge
 			TDEStorageDevice* sdevice = static_cast<TDEStorageDevice*>(m_device);
 			connect(base->buttonDiskMount, TQT_SIGNAL(clicked()), this, TQT_SLOT(mountDisk()));
 			connect(base->buttonDiskUnmount, TQT_SIGNAL(clicked()), this, TQT_SLOT(unmountDisk()));
+			connect(base->buttonDiskUnlock, TQT_SIGNAL(clicked()), this, TQT_SLOT(unlockDisk()));
+			connect(base->buttonDiskLock, TQT_SIGNAL(clicked()), this, TQT_SLOT(lockDisk()));
 			if (sdevice->isDiskOfType(TDEDiskDeviceType::LUKS)) {
 				connect(base->cryptLUKSAddKey, TQT_SIGNAL(clicked()), this, TQT_SLOT(cryptLUKSAddKey()));
 				connect(base->cryptLUKSDelKey, TQT_SIGNAL(clicked()), this, TQT_SLOT(cryptLUKSDelKey()));
@@ -345,6 +350,10 @@ DevicePropertiesDialog::DevicePropertiesDialog(TDEGenericDevice* device, TQWidge
 
 DevicePropertiesDialog::~DevicePropertiesDialog()
 {
+	if (m_passDlg)
+	{
+		delete m_passDlg;
+	}
 }
 
 void DevicePropertiesDialog::processHardwareRemoved(TDEGenericDevice* dev) {
@@ -450,16 +459,32 @@ void DevicePropertiesDialog::populateDeviceInformation() {
 				status_text += "Hidden<br>";
 			}
 			if (status_text == "<qt>") {
-				status_text += "<i>Unavailable</i>";
+				status_text += "<i>Unknown</i>";
 			}
 			status_text += "</qt>";
 			base->labelDiskStatus->setText(status_text);
 
 			// Update mount/unmount button status
+			base->buttonDiskMount->setEnabled(false);
+			base->buttonDiskUnmount->setEnabled(false);
+			base->buttonDiskUnlock->setEnabled(false);
+			base->buttonDiskLock->setEnabled(false);
+			base->buttonDiskMount->setHidden(true);
+			base->buttonDiskUnmount->setHidden(true);
+			base->buttonDiskUnlock->setHidden(true);
+			base->buttonDiskLock->setHidden(true);
 			if (sdevice->checkDiskStatus(TDEDiskDeviceStatus::Mountable)) {
 				base->groupDiskActions->show();
 				base->buttonDiskMount->setEnabled((sdevice->mountPath() == ""));
 				base->buttonDiskUnmount->setEnabled((sdevice->mountPath() != ""));
+				base->buttonDiskMount->setHidden(false);
+				base->buttonDiskUnmount->setHidden(false);
+			}
+			else if (sdevice->isDiskOfType(TDEDiskDeviceType::LUKS)) {
+				base->buttonDiskUnlock->setEnabled(!sdevice->isDiskOfType(TDEDiskDeviceType::UnlockedCrypt));
+				base->buttonDiskLock->setEnabled(sdevice->isDiskOfType(TDEDiskDeviceType::UnlockedCrypt));
+				base->buttonDiskUnlock->setHidden(false);
+				base->buttonDiskLock->setHidden(false);
 			}
 			else {
 				base->groupDiskActions->hide();
@@ -928,6 +953,74 @@ void DevicePropertiesDialog::unmountDisk() {
 	populateDeviceInformation();
 }
 
+void DevicePropertiesDialog::unlockDisk() {
+	TDEStorageDevice* sdevice = static_cast<TDEStorageDevice*>(m_device);
+
+	if (!m_passDlg)
+	{
+		m_passDlg = new PasswordDlg(sdevice->deviceNode(), "drive-harddisk-locked");
+		connect(m_passDlg, TQT_SIGNAL(user1Clicked()), this, TQT_SLOT(doUnlockDisk()));
+	}
+	m_passDlg->show();
+}
+
+void DevicePropertiesDialog::doUnlockDisk() {
+	TDEStorageDevice* sdevice = static_cast<TDEStorageDevice*>(m_device);
+
+	// Use DCOP call to unlock the disk to make sure the status and mime type of the underlying medium
+	// is correctly updated throughout TDE
+	TQString qerror;
+	DCOPRef mediamanager("kded", "mediamanager");
+	DCOPReply reply = mediamanager.call("unlockByNode", sdevice->deviceNode(), m_passDlg->getPassword());
+	TQStringVariantMap unlockResult;
+	if (reply.isValid()) {
+		reply.get(unlockResult);
+	}
+	if (!unlockResult.contains("result") || !unlockResult["result"].toBool()) {
+		qerror = i18n("<qt.install>Unable to unlock this device.<p>Potential reasons include:<br>Wrong password and/or user privilege level.<br>Corrupt data on storage device.");
+		TQString errStr = unlockResult.contains("errStr") ? unlockResult["errStr"].toString() : i18n("Unknown unlock error.");
+		if (!errStr.isEmpty()) {
+			qerror.append(i18n("<p>Technical details:<br>").append(errStr));
+		}
+		qerror.append("</qt>");
+	}
+	else {
+		m_passDlg->hide();
+		qerror = "";
+	}
+
+	if (qerror != "") KMessageBox::error(this, qerror, i18n("Unlock Failed"));
+
+	populateDeviceInformation();
+}
+
+void DevicePropertiesDialog::lockDisk() {
+	TDEStorageDevice* sdevice = static_cast<TDEStorageDevice*>(m_device);
+
+	// Use DCOP call to lock the disk to make sure the status and mime type of the underlying medium
+	// is correctly updated throughout TDE
+	TQString qerror;
+	DCOPRef mediamanager("kded", "mediamanager");
+	DCOPReply reply = mediamanager.call("lockByNode", sdevice->deviceNode());
+	TQStringVariantMap lockResult;
+	if (reply.isValid()) {
+		reply.get(lockResult);
+	}
+	if (lockResult["result"].toBool() == false) {
+		// Lock failed!
+		qerror = "<qt>" + i18n("Unfortunately, the device could not be locked.");
+		TQString errStr = lockResult.contains("errStr") ? lockResult["errStr"].toString() : TQString::null;
+		if (!errStr.isEmpty()) {
+			qerror.append(i18n("<p>Technical details:<br>").append(errStr));
+		}
+		qerror.append("</qt>");
+	}
+
+	if (qerror != "") KMessageBox::error(this, qerror, i18n("Lock Failed"));
+
+	populateDeviceInformation();
+}
+
 void DevicePropertiesDialog::cryptLUKSAddKey() {
 	int retcode;
 
diff --git a/kcontrol/hwmanager/devicepropsdlg.h b/kcontrol/hwmanager/devicepropsdlg.h
index e958d39ba..50fd1cac1 100644
--- a/kcontrol/hwmanager/devicepropsdlg.h
+++ b/kcontrol/hwmanager/devicepropsdlg.h
@@ -20,13 +20,13 @@
 #define __devicepropsdlg_h__
 
 #include <tqprogressbar.h>
-
 #include <kdialogbase.h>
-
 #include <tdehardwaredevices.h>
 
 #include "devicepropsdlgbase.h"
 
+class PasswordDlg;
+
 /**
  *
  * Simple sensor name and text label value display widget
@@ -190,6 +190,9 @@ private slots:
 
 	void mountDisk();
 	void unmountDisk();
+	void unlockDisk();
+	void doUnlockDisk();
+	void lockDisk();
 
 	void cryptLUKSAddKey();
 	void cryptLUKSDelKey();
@@ -204,9 +207,7 @@ private slots:
 private:
 	TDEGenericDevice* m_device;
 	DevicePropertiesDialogBase* base;
-
-	class DevicePropertiesDialogPrivate;
-	DevicePropertiesDialogPrivate* d;
+	PasswordDlg *m_passDlg;
 
 	TQGridLayout* m_sensorDataGrid;
 	SensorDisplayWidgetList m_sensorDataGridWidgets;
diff --git a/kcontrol/hwmanager/devicepropsdlgbase.ui b/kcontrol/hwmanager/devicepropsdlgbase.ui
index b6c53c331..b5ffe362d 100644
--- a/kcontrol/hwmanager/devicepropsdlgbase.ui
+++ b/kcontrol/hwmanager/devicepropsdlgbase.ui
@@ -355,6 +355,22 @@
 							    <string>Unmount</string>
 						    </property>
 					    </widget>
+					    <widget class="KPushButton" row="0" column="0" colspan="1">
+						    <property name="name">
+							    <cstring>buttonDiskUnlock</cstring>
+						    </property>
+						    <property name="text">
+							    <string>Unlock</string>
+						    </property>
+					    </widget>
+					    <widget class="KPushButton" row="0" column="1" colspan="1">
+						    <property name="name">
+							    <cstring>buttonDiskLock</cstring>
+						    </property>
+						    <property name="text">
+							    <string>Lock</string>
+						    </property>
+					    </widget>
 				    </grid>
 			    </widget>
 			    <spacer row="8" column="0">
diff --git a/kcontrol/hwmanager/passworddlg.cpp b/kcontrol/hwmanager/passworddlg.cpp
new file mode 100644
index 000000000..d9f1f54a6
--- /dev/null
+++ b/kcontrol/hwmanager/passworddlg.cpp
@@ -0,0 +1,59 @@
+/*  This file is part of the KDE project
+ *  Copyright (C) 2007  Jan Klötzke <jan kloetzke at freenet de>
+ *
+ *  Based on kryptomedia- Another KDE cryto media application.
+ *  Copyright (C) 2006  Daniel Gollub <dgollub@suse.de>
+ *
+ *  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 "passworddlg.h"
+
+PasswordDlg::PasswordDlg(TQString url, TQString iconName) :
+	KDialogBase(NULL, "PasswordDlg", true, i18n("Unlock Storage Device"), (Cancel|User1), User1, false, KGuiItem(i18n("Unlock"), "unlocked" ))
+{
+	unlockDialog = new UnlockDialog(this);
+
+	unlockDialog->descLabel->setText(unlockDialog->descLabel->text().arg(url));
+	unlockDialog->descLabel->adjustSize();
+	unlockDialog->adjustSize();
+
+	enableButton( User1, false );
+
+	TQPixmap pixmap = TDEGlobal::iconLoader()->loadIcon(iconName, TDEIcon::NoGroup, TDEIcon::SizeLarge);
+	unlockDialog->encryptedIcon->setPixmap( pixmap );
+
+	connect(unlockDialog->passwordEdit, TQT_SIGNAL (textChanged(const TQString &)), this, TQT_SLOT (slotPasswordChanged(const TQString &)));
+
+	setMainWidget(unlockDialog);
+}
+
+PasswordDlg::~PasswordDlg()
+{
+	delete unlockDialog;
+}
+
+TQString PasswordDlg::getPassword()
+{
+	return unlockDialog->passwordEdit->text();
+}
+
+void PasswordDlg::slotPasswordChanged(const TQString &text)
+{
+	enableButton( User1, !text.isEmpty() );
+}
+
+#include "passworddlg.moc"
diff --git a/kcontrol/hwmanager/passworddlg.h b/kcontrol/hwmanager/passworddlg.h
new file mode 100644
index 000000000..77ee06803
--- /dev/null
+++ b/kcontrol/hwmanager/passworddlg.h
@@ -0,0 +1,58 @@
+/*  This file is part of the KDE project
+ *  Copyright (C) 2007  Jan Klötzke <jan kloetzke at freenet de>
+ *
+ *  Based on kryptomedia- Another KDE cryto media application.
+ *  Copyright (C) 2006  Daniel Gollub <dgollub@suse.de>
+ *
+ *  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.
+ */
+
+#ifndef DIALOG_H_
+#define DIALOG_H_
+
+#include <tdemessagebox.h>
+#include <tdelocale.h>
+#include <tdeconfig.h>
+#include <kdebug.h>
+#include <kdialogbase.h>
+#include <kiconloader.h>
+
+#include <tqlineedit.h>
+#include <tqlabel.h>
+#include <tqgroupbox.h>
+
+#include "unlockdialog.h"
+
+class PasswordDlg : public KDialogBase
+{
+
+	Q_OBJECT
+
+public:
+	PasswordDlg(TQString url, TQString iconName);
+	~PasswordDlg();
+
+	TQString getPassword();
+
+public slots:
+	void slotPasswordChanged(const TQString &text);
+
+private:
+	UnlockDialog *unlockDialog;
+};
+
+#endif // DIALOG_H_
+
diff --git a/kcontrol/hwmanager/unlockdialog.ui b/kcontrol/hwmanager/unlockdialog.ui
new file mode 100644
index 000000000..7b78cdb42
--- /dev/null
+++ b/kcontrol/hwmanager/unlockdialog.ui
@@ -0,0 +1,161 @@
+<!DOCTYPE UI><UI version="3.3" stdsetdef="1">
+<class>UnlockDialog</class>
+<widget class="TQWidget">
+    <property name="name">
+        <cstring>UnlockDialog</cstring>
+    </property>
+    <property name="geometry">
+        <rect>
+            <x>0</x>
+            <y>0</y>
+            <width>207</width>
+            <height>172</height>
+        </rect>
+    </property>
+    <property name="sizePolicy">
+        <sizepolicy>
+            <hsizetype>5</hsizetype>
+            <vsizetype>3</vsizetype>
+            <horstretch>0</horstretch>
+            <verstretch>0</verstretch>
+        </sizepolicy>
+    </property>
+    <property name="caption">
+        <string>Decrypting Storage Device</string>
+    </property>
+    <grid>
+        <property name="name">
+            <cstring>unnamed</cstring>
+        </property>
+        <widget class="TQLayoutWidget" row="0" column="0">
+            <property name="name">
+                <cstring>layout5</cstring>
+            </property>
+            <hbox>
+                <property name="name">
+                    <cstring>unnamed</cstring>
+                </property>
+                <widget class="TQLayoutWidget">
+                    <property name="name">
+                        <cstring>layout4</cstring>
+                    </property>
+                    <vbox>
+                        <property name="name">
+                            <cstring>unnamed</cstring>
+                        </property>
+                        <widget class="TQLabel">
+                            <property name="name">
+                                <cstring>encryptedIcon</cstring>
+                            </property>
+                            <property name="sizePolicy">
+                                <sizepolicy>
+                                    <hsizetype>0</hsizetype>
+                                    <vsizetype>0</vsizetype>
+                                    <horstretch>0</horstretch>
+                                    <verstretch>0</verstretch>
+                                </sizepolicy>
+                            </property>
+                            <property name="minimumSize">
+                                <size>
+                                    <width>48</width>
+                                    <height>48</height>
+                                </size>
+                            </property>
+                            <property name="maximumSize">
+                                <size>
+                                    <width>32</width>
+                                    <height>32</height>
+                                </size>
+                            </property>
+                            <property name="scaledContents">
+                                <bool>true</bool>
+                            </property>
+                            <property name="alignment">
+                                <set>AlignTop</set>
+                            </property>
+                        </widget>
+                        <spacer>
+                            <property name="name">
+                                <cstring>spacer2_2</cstring>
+                            </property>
+                            <property name="orientation">
+                                <enum>Vertical</enum>
+                            </property>
+                            <property name="sizeType">
+                                <enum>Expanding</enum>
+                            </property>
+                            <property name="sizeHint">
+                                <size>
+                                    <width>31</width>
+                                    <height>41</height>
+                                </size>
+                            </property>
+                        </spacer>
+                    </vbox>
+                </widget>
+                <widget class="TQLabel">
+                    <property name="name">
+                        <cstring>descLabel</cstring>
+                    </property>
+                    <property name="sizePolicy">
+                        <sizepolicy>
+                            <hsizetype>3</hsizetype>
+                            <vsizetype>3</vsizetype>
+                            <horstretch>0</horstretch>
+                            <verstretch>0</verstretch>
+                        </sizepolicy>
+                    </property>
+                    <property name="text">
+                        <string>&lt;p&gt;&lt;b&gt;%1&lt;/b&gt; is an encrypted storage device.&lt;/p&gt;
+&lt;p&gt;Please enter the password to unlock the storage device.&lt;/p&gt;</string>
+                    </property>
+                    <property name="alignment">
+                        <set>WordBreak|AlignTop</set>
+                    </property>
+                </widget>
+            </hbox>
+        </widget>
+        <widget class="TQLayoutWidget" row="1" column="0">
+            <property name="name">
+                <cstring>layout4</cstring>
+            </property>
+            <hbox>
+                <property name="name">
+                    <cstring>unnamed</cstring>
+                </property>
+                <widget class="TQLabel">
+                    <property name="name">
+                        <cstring>textLabel1</cstring>
+                    </property>
+                    <property name="text">
+                        <string>&amp;Password:</string>
+                    </property>
+                    <property name="buddy" stdset="0">
+                        <cstring>passwordEdit</cstring>
+                    </property>
+                </widget>
+                <widget class="TQLineEdit">
+                    <property name="name">
+                        <cstring>passwordEdit</cstring>
+                    </property>
+                    <property name="enabled">
+                        <bool>true</bool>
+                    </property>
+                    <property name="sizePolicy">
+                        <sizepolicy>
+                            <hsizetype>5</hsizetype>
+                            <vsizetype>0</vsizetype>
+                            <horstretch>1</horstretch>
+                            <verstretch>0</verstretch>
+                        </sizepolicy>
+                    </property>
+                    <property name="echoMode">
+                        <enum>Password</enum>
+                    </property>
+                </widget>
+            </hbox>
+        </widget>
+    </grid>
+</widget>
+<layoutdefaults spacing="6" margin="11"/>
+</UI>