feat(bundler): fallback to publisher for deb maintainer, closes tauri-apps#10777 (tauri-apps#10825)

Author: lucasfernog

.changes/maintainer-fallback.md

@@ -0,0 +1,5 @@
+---
+"tauri-bundler": patch:enhance
+---
+
+The debian `Maintainer` field now defaults to the Cargo.toml authors, but fallbacks to the `publisher` config value and the second part of the bundle identifier.

Cargo.lock

@@ -163,7 +163,17 @@ fn generate_control_file(
   writeln!(file, "Architecture: {arch}")?;
   // Installed-Size must be divided by 1024, see https://www.debian.org/doc/debian-policy/ch-controlfields.html#installed-size
   writeln!(file, "Installed-Size: {}", total_dir_size(data_dir)? / 1024)?;
-  let authors = settings.authors_comma_separated().unwrap_or_default();
+  let authors = settings
+    .authors_comma_separated()
+    .or_else(|| settings.publisher().map(ToString::to_string))
+    .unwrap_or_else(|| {
+      settings
+        .bundle_identifier()
+        .split('.')
+        .nth(1)
+        .unwrap_or(settings.bundle_identifier())
+        .to_string()
+    });
 
   writeln!(file, "Maintainer: {authors}")?;
   if let Some(section) = &settings.deb().section {

crates/tauri-bundler/src/bundle/linux/debian.rs

@@ -539,7 +539,9 @@ pub struct BundleSettings {
   /// the app's identifier.
   pub identifier: Option<String>,
   /// The app's publisher. Defaults to the second element in the identifier string.
-  /// Currently maps to the Manufacturer property of the Windows Installer.
+  ///
+  /// Currently maps to the Manufacturer property of the Windows Installer
+  /// and the Maintainer field of debian packages if the Cargo.toml does not have the authors field.
   pub publisher: Option<String>,
   /// A url to the home page of your application. If None, will
   /// fallback to [PackageSettings::homepage].

crates/tauri-bundler/src/bundle/settings.rs

@@ -1546,7 +1546,7 @@
           ]
         },
         "publisher": {
-          "description": "The application's publisher. Defaults to the second element in the identifier string.\n Currently maps to the Manufacturer property of the Windows Installer.",
+          "description": "The application's publisher. Defaults to the second element in the identifier string.\n\n Currently maps to the Manufacturer property of the Windows Installer\n and the Maintainer field of debian packages if the Cargo.toml does not have the authors field.",
           "type": [
             "string",
             "null"

crates/tauri-cli/config.schema.json

@@ -1546,7 +1546,7 @@
           ]
         },
         "publisher": {
-          "description": "The application's publisher. Defaults to the second element in the identifier string.\n Currently maps to the Manufacturer property of the Windows Installer.",
+          "description": "The application's publisher. Defaults to the second element in the identifier string.\n\n Currently maps to the Manufacturer property of the Windows Installer\n and the Maintainer field of debian packages if the Cargo.toml does not have the authors field.",
           "type": [
             "string",
             "null"

crates/tauri-schema-generator/schemas/config.schema.json

@@ -1142,7 +1142,9 @@ pub struct BundleConfig {
   /// Produce updaters and their signatures or not
   pub create_updater_artifacts: Updater,
   /// The application's publisher. Defaults to the second element in the identifier string.
-  /// Currently maps to the Manufacturer property of the Windows Installer.
+  ///
+  /// Currently maps to the Manufacturer property of the Windows Installer
+  /// and the Maintainer field of debian packages if the Cargo.toml does not have the authors field.
   pub publisher: Option<String>,
   /// A url to the home page of your application. If unset, will
   /// fallback to `homepage` defined in `Cargo.toml`.