C4G BLIS Spring 2026: Self-update & password reset

App.axaml.cs

@@ -3,10 +3,12 @@
 using Avalonia.Markup.Xaml;
 using BLIS_NG.Config;
 using BLIS_NG.Lib;
+using BLIS_NG.Lang;
 using BLIS_NG.ViewModels;
 using BLIS_NG.Views;
 using Microsoft.Extensions.DependencyInjection;
 using Serilog;
+using System.Globalization;
 
 namespace BLIS_NG;
 
@@ -19,26 +21,37 @@ public override void Initialize()
 
     public override void OnFrameworkInitializationCompleted()
     {
+        var selectedLanguageCode = LanguagePreferences.GetLanguageCode();
+        var appCulture = new CultureInfo(selectedLanguageCode);
+        CultureInfo.DefaultThreadCurrentCulture = appCulture;
+        CultureInfo.DefaultThreadCurrentUICulture = appCulture;
+        CultureInfo.CurrentCulture = appCulture;
+        CultureInfo.CurrentUICulture = appCulture;
+        BLIS_NG.Lang.Resources.Culture = appCulture;
+
         Log.Logger = new LoggerConfiguration()
             .Enrich.FromLogContext()
             .WriteTo.Debug()
             .WriteTo.File(Path.Combine(ConfigurationFile.ResolveBaseDirectory(), "log", "blis_ng_.log"), rollingInterval: RollingInterval.Day)
             .CreateLogger();
 
+        // Clean up leftover artifacts from a previous self-update (old exe + staging dir)
+        UpdateProgressViewModel.StartupCleanup();
+
         var collection = new ServiceCollection()
             .AddLogging(builder => builder.AddSerilog(dispose: true))
             // See Lib/ServiceCollectionExtensions.cs to see the dependency injection entrypoint.
             .AddDependencies();
 
-        if (ApplicationLifetime != null)
+        if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktopLifetime)
         {
             collection.AddSingleton(ApplicationLifetime);
+            collection.AddSingleton(desktopLifetime);
         }
 
         var services = collection.BuildServiceProvider();
 
         var vm = services.GetRequiredService<MainWindowViewModel>();
-        var serverControl = services.GetRequiredService<ServerControlViewModel>();
 
         if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
         {

Assets/Templates/httpd.conf.liquid

@@ -162,6 +162,11 @@ ServerAdmin mitchell.rysavy@gmail.com
 #
 ServerName {{ apache_ip }}
 
+SetEnv LOCAL_DIR "{{ local_dir }}"
+SetEnv STORAGE_DIR "{{ storage_dir }}"
+SetEnv DATA_DIR "{{ data_dir }}"
+SetEnv LOG_DIR "{{ log_dir }}"
+
 #
 # DocumentRoot: The directory out of which you will serve your
 # documents. By default, all requests are taken from this directory, but

Config/HttpdConf.cs

@@ -10,13 +10,22 @@ public class HttpdConf : ConfigurationFile
     public readonly string CONFIG_FILE_PATH;
     public readonly string DOCROOT;
     public readonly string PID_FILE;
+    public readonly string LOCAL_DIR;
+    public readonly string STORAGE_DIR;
+    public readonly string DATA_DIR;
 
     public HttpdConf() : base(new Uri("avares://BLIS-NG/Assets/Templates/httpd.conf.liquid"))
     {
         APACHE2_BASE = Path.Combine(SERVER_BASE_DIR, "Apache");
         CONFIG_FILE_PATH = Path.Combine(APACHE2_BASE, "conf", "httpd.conf");
-        DOCROOT = Path.Combine(BASE_DIR, "htdocs");
+
+        var state = StateFile.Load(BASE_DIR);
+        DOCROOT = Path.Combine(BASE_DIR, "releases", state.ActiveVersion, "htdocs");
+
         PID_FILE = Path.Combine(TMP_DIR, "httpd.pid");
+        LOCAL_DIR = Path.Combine(BASE_DIR, "local");
+        STORAGE_DIR = Path.Combine(BASE_DIR, "storage");
+        DATA_DIR = Path.Combine(BASE_DIR, "data");
     }
 
     public override void Write()
@@ -28,7 +37,10 @@ public override void Write()
             { "apache_base", APACHE2_BASE },
             { "log_dir", LOG_DIR },
             { "server_dir", SERVER_BASE_DIR },
-            { "pid_file", PID_FILE }
+            { "pid_file", PID_FILE },
+            { "local_dir", LOCAL_DIR },
+            { "storage_dir", STORAGE_DIR },
+            { "data_dir", DATA_DIR }
         });
     }
 }

Config/LanguagePreferences.cs

@@ -0,0 +1,52 @@
+namespace BLIS_NG.Config;
+
+public static class LanguagePreferences
+{
+    private const string DefaultLanguageCode = "en";
+    private const string SettingsFileName = "launcher-language.txt";
+
+    public static string GetLanguageCode()
+    {
+        try
+        {
+            var settingsPath = GetSettingsPath();
+            if (!File.Exists(settingsPath))
+            {
+                return DefaultLanguageCode;
+            }
+
+            var code = File.ReadAllText(settingsPath).Trim().ToLowerInvariant();
+            if (code == "en" || code == "fr")
+            {
+                return code;
+            }
+        }
+        catch
+        {
+            // Fall back to English if settings can't be read.
+        }
+
+        return DefaultLanguageCode;
+    }
+
+    public static void SaveLanguageCode(string languageCode)
+    {
+        try
+        {
+            var normalized = languageCode.Trim().ToLowerInvariant();
+            if (normalized != "en" && normalized != "fr")
+            {
+                normalized = DefaultLanguageCode;
+            }
+
+            File.WriteAllText(GetSettingsPath(), normalized);
+        }
+        catch
+        {
+            // Ignore write failures; app can continue with default language.
+        }
+    }
+
+    private static string GetSettingsPath() =>
+        Path.Combine(ConfigurationFile.ResolveBaseDirectory(), SettingsFileName);
+}

Config/StateFile.cs

@@ -0,0 +1,79 @@
+using System.Text.Json;
+using System.Text.Json.Serialization;
+
+namespace BLIS_NG.Config;
+
+public class StateFile
+{
+    private const string FileName = "state.json";
+    private const string DefaultVersion = "dev";
+
+    [JsonPropertyName("active_version")]
+    public string ActiveVersion { get; set; } = DefaultVersion;
+
+    [JsonPropertyName("previous_version")]
+    public string? PreviousVersion { get; set; }
+
+    /// <summary>
+    /// Reads state.json from the base directory. Returns defaults if the file is missing or invalid.
+    /// </summary>
+    public static StateFile Load(string baseDir)
+    {
+        var path = Path.Combine(baseDir, FileName);
+        if (!File.Exists(path))
+        {
+            return new StateFile();
+        }
+
+        try
+        {
+            var json = File.ReadAllText(path);
+            return JsonSerializer.Deserialize<StateFile>(json) ?? new StateFile();
+        }
+        catch
+        {
+            return new StateFile();
+        }
+    }
+
+    /// <summary>
+    /// Writes state.json to the base directory.
+    /// </summary>
+    public void Save(string baseDir)
+    {
+        var path = Path.Combine(baseDir, FileName);
+        var options = new JsonSerializerOptions { WriteIndented = true };
+        var json = JsonSerializer.Serialize(this, options);
+        File.WriteAllText(path, json);
+    }
+}
+
+public class VersionFile
+{
+    private const string FileName = "version.json";
+
+    [JsonPropertyName("version")]
+    public string Version { get; set; } = string.Empty;
+
+    /// <summary>
+    /// Reads version.json from the given directory. Returns null if the file is missing or invalid.
+    /// </summary>
+    public static VersionFile? Load(string directory)
+    {
+        var path = Path.Combine(directory, FileName);
+        if (!File.Exists(path))
+        {
+            return null;
+        }
+
+        try
+        {
+            var json = File.ReadAllText(path);
+            return JsonSerializer.Deserialize<VersionFile>(json);
+        }
+        catch
+        {
+            return null;
+        }
+    }
+}

Lang/Resources.fr.resx

@@ -0,0 +1,127 @@
+<?xml version="1.0" encoding="utf-8"?>
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema"
+    xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0,
+      Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0,
+      Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+
+  <data name="App_Title" xml:space="preserve">
+  <value>Système d'information de laboratoire de base (BLIS)</value>
+</data>
+<data name="App_Version_Format" xml:space="preserve">
+  <value>BLIS pour Windows {0}</value>
+</data>
+<data name="App_Tagline" xml:space="preserve">
+  <value>Une initiative conjointe de C4G à Georgia Tech, du CDC et des pays participants.</value>
+</data>
+<data name="App_LicenseNotice" xml:space="preserve">
+  <value>C4G BLIS est sous licence GNU General Public License version 3. Pour plus d'informations, visitez blis.cc.gatech.edu.</value>
+</data>
+<data name="Button_StartBlis" xml:space="preserve">
+  <value>Démarrer BLIS</value>
+</data>
+<data name="Button_StopBlis" xml:space="preserve">
+  <value>Arrêter BLIS</value>
+</data>
+<data name="Status_Healthy" xml:space="preserve">
+  <value>Statut : Fonctionnel</value>
+</data>
+<data name="Status_Starting" xml:space="preserve">
+  <value>Statut : Démarrage en cours</value>
+</data>
+<data name="Status_ApacheHealthcheckFailed" xml:space="preserve">
+  <value>Statut : Échec de la vérification d'état d'Apache2.</value>
+</data>
+<data name="Status_Stopping" xml:space="preserve">
+  <value>Statut : Arrêt en cours</value>
+</data>
+<data name="Status_Stopped" xml:space="preserve">
+  <value>Statut : Arrêté</value>
+</data>
+<data name="Label_Language" xml:space="preserve">
+  <value>Langue :</value>
+</data>
+<data name="Language_English" xml:space="preserve">
+  <value>Anglais</value>
+</data>
+<data name="Language_French" xml:space="preserve">
+  <value>Français</value>
+</data>
+<data name="Message_RestartRequired" xml:space="preserve">
+  <value>Langue mise à jour. Redémarrez le lanceur pour appliquer tous les changements de texte.</value>
+</data>
+<data name="Button_MoreOptions" xml:space="preserve">
+  <value>Plus d'options</value>
+</data>
+<data name="Menu_UpdateWithZipFile" xml:space="preserve">
+  <value>Mettre à jour avec un fichier ZIP</value>
+</data>
+<data name="Menu_ResetPassword" xml:space="preserve">
+  <value>Réinitialiser le mot de passe</value>
+</data>
+<data name="Picker_SelectZipFile" xml:space="preserve">
+  <value>Sélectionner un fichier ZIP</value>
+</data>
+<data name="Picker_ZipFiles" xml:space="preserve">
+  <value>Fichiers ZIP</value>
+</data>
+
+</root>

Lang/Resources.resx

@@ -98,4 +98,31 @@ For more information, visit blis.cc.gatech.edu.</value>
   <data name="Status_Stopped" xml:space="preserve">
     <value>Status: Stopped</value>
   </data>
+  <data name="Label_Language" xml:space="preserve">
+    <value>Language:</value>
+  </data>
+  <data name="Language_English" xml:space="preserve">
+    <value>English</value>
+  </data>
+  <data name="Language_French" xml:space="preserve">
+    <value>French</value>
+  </data>
+  <data name="Message_RestartRequired" xml:space="preserve">
+    <value>Language updated. Restart the launcher to apply all text changes.</value>
+  </data>
+  <data name="Button_MoreOptions" xml:space="preserve">
+    <value>More Options</value>
+  </data>
+  <data name="Menu_UpdateWithZipFile" xml:space="preserve">
+    <value>Update with ZIP File</value>
+  </data>
+  <data name="Menu_ResetPassword" xml:space="preserve">
+    <value>Reset Password</value>
+  </data>
+  <data name="Picker_SelectZipFile" xml:space="preserve">
+    <value>Select ZIP File</value>
+  </data>
+  <data name="Picker_ZipFiles" xml:space="preserve">
+    <value>ZIP Files</value>
+  </data>
 </root>