Add support to set the hostname

src/modules/users/CMakeLists.txt

@@ -11,6 +11,7 @@ calamares_add_plugin( users
         SetPasswordJob.cpp
         UsersViewStep.cpp
         UsersPage.cpp
+        SetHostNameJob.cpp
     UI
         page_usersetup.ui
     RESOURCES

src/modules/users/SetHostNameJob.cpp

@@ -0,0 +1,69 @@
+/*
+ * <one line to give the program's name and a brief idea of what it does.>
+ * Copyright (C) 2014  Rohan Garg <rohan@kde.org>
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program 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 General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+
+#include "SetHostNameJob.h"
+
+#include "GlobalStorage.h"
+#include "utils/Logger.h"
+#include "JobQueue.h"
+
+#include <QFile>
+#include <QDir>
+
+SetHostNameJob::SetHostNameJob(const QString& hostname)
+    : Calamares::Job()
+    , m_hostname(hostname)
+{
+}
+
+QString SetHostNameJob::prettyName() const
+{
+  return tr( "Set hostname %1" ).arg( m_hostname );
+}
+
+Calamares::JobResult SetHostNameJob::exec()
+{
+    Calamares::GlobalStorage* gs = Calamares::JobQueue::instance()->globalStorage();
+    
+    if ( !gs || !gs->contains( "rootMountPoint" ) )
+    {
+        cLog() << "No rootMountPoint in global storage";
+        return Calamares::JobResult::error( tr( "Internal Error" ) );
+    }
+
+    QString destDir = gs->value( "rootMountPoint" ).toString();
+    if ( !QDir( destDir ).exists() )
+    {
+        cLog() << "rootMountPoint points to a dir which does not exist";
+        return Calamares::JobResult::error( tr( "Internal Error" ) );
+    }
+
+    QFile hostfile(destDir + "/etc/hostname");
+    if (!hostfile.open(QFile::WriteOnly))
+    {
+        cLog() << "Can't write to hostname file";
+        return Calamares::JobResult::error( tr( "Cannot write hostname to target system" ) );
+    }
+
+    QTextStream out(&hostfile);
+    out << m_hostname << "\n";
+    hostfile.close();
+    
+    return Calamares::JobResult::ok();
+}

src/modules/users/SetHostNameJob.h

@@ -0,0 +1,37 @@
+/*
+ * <one line to give the program's name and a brief idea of what it does.>
+ * Copyright (C) 2014  Rohan Garg <rohan@kde.org>
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program 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 General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ * 
+ */
+
+#ifndef SETHOSTNAMEJOB_CPP_H
+#define SETHOSTNAMEJOB_CPP_H
+
+#include <Job.h>
+
+class SetHostNameJob : public Calamares::Job
+{
+      Q_OBJECT
+public:
+    SetHostNameJob(const QString &hostname);
+    QString prettyName() const override;
+    Calamares::JobResult exec() override;
+private:
+  const QString m_hostname;
+};
+
+
+#endif // SETHOSTNAMEJOB_CPP_H

src/modules/users/UsersPage.cpp

@@ -24,6 +24,7 @@
 #include "ui_page_usersetup.h"
 #include "CreateUserJob.h"
 #include "SetPasswordJob.h"
+#include "SetHostNameJob.h"
 #include "JobQueue.h"
 #include "GlobalStorage.h"
 #include "utils/Logger.h"
@@ -109,6 +110,9 @@ UsersPage::createJobs( const QString& defaultUserGroup, const QStringList& defau
                             ui->textBoxRootPassword->text() );
     list.append( Calamares::job_ptr( j ) );
 
+    j = new SetHostNameJob( ui->textBoxHostname->text() );
+    list.append( Calamares::job_ptr( j ) );
+
     Calamares::GlobalStorage* gs = Calamares::JobQueue::instance()->globalStorage();
     gs->insert( "hostname", ui->textBoxHostname->text() );
     if ( ui->checkBoxLoginAuto->isChecked() )
@@ -270,11 +274,11 @@ UsersPage::validateHostnameText( const QString& textRef )
 
         if ( pos >= 0 && pos < text.size() )
             ui->labelHostnameError->setText(
-                tr( "Your username contains an invalid character '%1'" )
+                tr( "Your hostname contains an invalid character '%1'" )
                     .arg( text.at( pos ) ) );
         else
             ui->labelHostnameError->setText(
-                tr( "Your username contains invalid characters!" ) );
+                tr( "Your hostname contains invalid characters!" ) );
 
         m_readyHostname = false;
     }