add hostname view

also set the new-user-only flag in the user section

debian/vanilla-first-setup.substvars

@@ -0,0 +1,2 @@
+misc:Depends=dconf-gsettings-backend | gsettings-backend
+misc:Pre-Depends=

recipe.json

@@ -51,7 +51,12 @@
             "template": "theme"
         },
         "user": {
-            "template": "user"
+            "template": "user",
+            "new-user-only": true
+        },
+        "hostname": {
+            "template": "hostname",
+            "new-user-only": true
         },
         "packages": {
             "template": "preferences",

vanilla_first_setup/defaults/hostname.py

@@ -0,0 +1,90 @@
+# hostname.py
+#
+# Copyright 2022 mirkobrombin
+#
+#
+# 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 Foundationat version 3 of the License.
+#
+# 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/>.
+
+import sys
+import time
+import re, subprocess, shutil
+from gi.repository import Gtk, Gio, GLib, Adw
+
+
+@Gtk.Template(resource_path='/io/github/vanilla-os/FirstSetup/gtk/default-hostname.ui')
+class VanillaDefaultHostname(Adw.Bin):
+    __gtype_name__ = 'VanillaDefaultHostname'
+
+    btn_next = Gtk.Template.Child()
+    hostname_entry = Gtk.Template.Child()
+
+    hostname = ""
+
+    def __init__(self, window, distro_info, key, step, **kwargs):
+        super().__init__(**kwargs)
+        self.__window = window
+        self.__distro_info = distro_info
+        self.__key = key
+        self.__step = step
+        self.__verify_continue()
+
+        # signals
+        self.btn_next.connect("clicked", self.__on_btn_next_clicked)
+        self.hostname_entry.connect('changed', self.__on_hostname_entry_changed)
+
+    @property
+    def step_id(self):
+        return self.__key
+
+    def __on_btn_next_clicked(self, widget):
+        self.__window.next()
+
+    def get_finals(self):
+        return {
+            "vars": {
+                "create": True
+            },
+            "funcs": [
+                {
+                    "if": "create",
+                    "type": "command",
+                    "commands": [
+                        "hostnamectl set-hostname " + self.hostname
+                    ]
+                }
+            ]
+        }
+
+    def __on_hostname_entry_changed(self, *args):
+        _hostname = self.hostname_entry.get_text()
+
+        if self.__validate_hostname(_hostname):
+            self.hostname = _hostname
+            self.hostname_entry.remove_css_class('error')
+            self.__verify_continue()
+            return
+            
+        self.__window.toast("Hostname cannot contain special characters. Please choose another hostname.")
+        self.hostname_entry.add_css_class('error')
+        self.hostname = ""
+        self.__verify_continue()
+
+    def __validate_hostname(self, hostname):
+        if len(hostname) > 50:
+            return False
+
+        allowed = re.compile("(?!-)[A-Z\d-]{1,63}(?<!-)$", re.IGNORECASE)
+        return all(allowed.match(x) for x in hostname.split("."))
+
+    def __verify_continue(self):
+        self.btn_next.set_sensitive(self.hostname != "")

vanilla_first_setup/defaults/meson.build

@@ -6,6 +6,7 @@ sources = [
   'welcome.py',
   'theme.py',
   'user.py',
+  'hostname.py',
   'applications.py',
   'conn_check.py'
 ]

vanilla_first_setup/gtk/default-hostname.ui

@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <requires lib="gtk" version="4.0"/>
+  <template class="VanillaDefaultHostname" parent="AdwBin">
+    <property name="halign">fill</property>
+    <property name="valign">center</property>
+    <property name="hexpand">true</property>
+    <child>
+      <object class="GtkBox">
+        <property name="orientation">vertical</property>
+        <child>
+          <object class="AdwStatusPage" id="status_page">
+            <property name="icon-name">computer-symbolicz</property>
+            <property name="title" translatable="true">Device Details</property>
+            <property name="description" translatable="true">Provide details about your device</property>
+            <child>
+              <object class="AdwPreferencesPage">
+                <child>
+                  <object class="AdwPreferencesGroup">
+                    <child>
+                      <object class="AdwEntryRow" id="hostname_entry">
+                        <property name="title" translatable="true">Device Name</property>
+                        <property name="input-purpose">name</property>
+                      </object>
+                    </child>
+                  </object>
+                </child>
+              </object>
+            </child>
+          </object>
+        </child>
+        <child>
+          <object class="GtkButton" id="btn_next">
+            <property name="halign">center</property>
+            <property name="label" translatable="true">Next</property>
+            <style>
+              <class name="pill"/>
+              <class name="suggested-action"/>
+            </style>
+          </object>
+        </child>
+      </object>
+    </child>
+  </template>
+</interface>

vanilla_first_setup/utils/builder.py

@@ -25,6 +25,7 @@ from vanilla_first_setup.defaults.conn_check import VanillaDefaultConnCheck
 from vanilla_first_setup.defaults.welcome import VanillaDefaultWelcome
 from vanilla_first_setup.defaults.theme import VanillaDefaultTheme
 from vanilla_first_setup.defaults.user import VanillaDefaultUser
+from vanilla_first_setup.defaults.hostname import VanillaDefaultHostname
 
 from vanilla_first_setup.layouts.preferences import VanillaLayoutPreferences
 from vanilla_first_setup.layouts.yes_no import VanillaLayoutYesNo
@@ -39,6 +40,7 @@ templates = {
     "welcome": VanillaDefaultWelcome,
     "theme": VanillaDefaultTheme,
     "user": VanillaDefaultUser,
+    "hostname": VanillaDefaultHostname,
     "preferences": VanillaLayoutPreferences,
     "yes-no": VanillaLayoutYesNo,
     "applications": VanillaLayoutApplications

vanilla_first_setup/vanilla-first-setup.gresource.xml

@@ -12,6 +12,7 @@
     <file>gtk/default-theme.ui</file>
     <file>gtk/default-welcome.ui</file>
     <file>gtk/default-user.ui</file>
+    <file>gtk/default-hostname.ui</file>
 
     <file>gtk/layout-preferences.ui</file>
     <file>gtk/layout-yes-no.ui</file>