automatically install dependencies

src/config.rs

@@ -37,6 +37,7 @@ pub fn save_value(config_path: PathBuf, key: &str, value: bool) {
         "ask_bonus_content" => config.ask_bonus_content = value,
         "force_update" => config.force_update = value,
         "use_https" => config.use_https = value,
+        "skip_redist" => config.skip_redist = value,
         _ => (),
     }
     save(config_path, config);

src/main.rs

@@ -167,28 +167,6 @@ async fn windows_launcher_install(games: &Vec<Game<'_>>, master_url: &String) {
     }
 }
 
-// fn prompt_client_selection(games: &[Game]) -> String {
-//     println!(
-//         "Couldn't detect any games, please select a client to install in the current directory:"
-//     );
-//     for (i, g) in games.iter().enumerate() {
-//         for c in g.client.iter() {
-//             println!("{}: {}", i, c);
-//         }
-//     }
-//     let input: usize = misc::stdin().parse().unwrap();
-//     String::from(games[input].client[0])
-// }
-
-// async fn manual_install(games: &[Game<'_>]) {
-//     let selection = prompt_client_selection(games);
-//     let game = games.iter().find(|&g| g.client[0] == selection).unwrap();
-//     update(game, &env::current_dir().unwrap(), false, false).await;
-//     println!("Installation complete. Please run the launcher again or use a shortcut to launch the game.");
-//     std::io::stdin().read_line(&mut String::new()).unwrap();
-//     std::process::exit(0);
-// }
-
 fn total_download_size(cdn_info: &Vec<CdnFile>, remote_dir: &str) -> u64 {
     let remote_dir = format!("{}/", remote_dir);
     let mut size: u64 = 0;
@@ -598,6 +576,8 @@ async fn main() {
         println!("    --pass <args>: Pass arguments to the game");
         println!("    --skip-launcher-update: Skip launcher self-update");
         println!("    --ignore-required-files: Skip required files check");
+        println!("    --skip-redist: Skip redistributable installation");
+        println!("    --redist: (Re-)Install redistributables");
         println!(
             "\nExample:\n    alterware-launcher.exe iw4x --bonus --pass \"-console -nointro\""
         );
@@ -679,6 +659,17 @@ async fn main() {
         cfg.args = String::default();
     }
 
+    if arg_bool(&args, "--skip-redist") {
+        cfg.skip_redist = true;
+        arg_remove(&mut args, "--skip-redist");
+    }
+
+    #[cfg(windows)]
+    if arg_bool(&args, "--redist") {
+        arg_remove(&mut args, "--redist");
+        misc::install_dependencies(&install_path).await;
+    }
+
     let games_json = http_async::get_body_string(format!("{}/games.json", master_url).as_str())
         .await
         .unwrap();
@@ -738,6 +729,11 @@ async fn main() {
                             cfg.args.clone(),
                         );
                     }
+
+                    #[cfg(windows)]
+                    if !cfg.skip_redist {
+                        misc::install_dependencies(&install_path).await;
+                    }
                 }
 
                 if cfg.engine == "iw4" && !cfg.args.contains("+set logfile 1") {

src/misc.rs

@@ -85,3 +85,71 @@ macro_rules! println_error {
         error!($($arg)*);
     }}
 }
+
+#[cfg(windows)]
+fn install_dependency(path: &Path, args: &[&str]) {
+    if path.exists() {
+        match runas::Command::new(path).args(args).status() {
+            Ok(status) => {
+                if !status.success() && !matches!(status.code(), Some(1638) | Some(3010)) {
+                    println_error!("Error installing dependency {}, {}", path.display(), status);
+                } else {
+                    info!("{} installed successfully", path.display());
+                }
+            }
+            Err(e) => {
+                if let Some(740) = e.raw_os_error() {
+                    println_error!(
+                        "Error: Process requires elevation. Please run the launcher as administrator or install {} manually",
+                        path.display()
+                    );
+                } else {
+                    println_error!("Error running file {}: {}", path.display(), e);
+                }
+            }
+        }
+    } else {
+        println_error!("Installer not found: {}", path.display());
+    }
+}
+
+#[cfg(windows)]
+async fn download_and_install_dependency(url: &str, path: &Path, args: &[&str]) {
+    if !path.exists() {
+        info!("Downloading {} from {}", path.display(), url);
+        if let Some(parent) = path.parent() {
+            match fs::create_dir_all(parent) {
+                Ok(_) => (),
+                Err(e) => {
+                    println_error!("Error creating directory {}: {}", parent.display(), e);
+                    return;
+                }
+            }
+        }
+        match crate::http_async::download_file(url, &PathBuf::from(path)).await {
+            Ok(_) => info!("Downloaded {}", path.display()),
+            Err(e) => println_error!("Error downloading {}: {}", path.display(), e),
+        }
+    }
+    install_dependency(path, args);
+}
+
+#[cfg(windows)]
+pub async fn install_dependencies(install_path: &Path) {
+    println!("If you run into issues during dependency installation, open alterware-launcher.json and set \"skip_redist\" to true");
+
+    let redist_dir = install_path.join("redist\\alterware");
+    let redists = [
+        ("VC++ 2005", "https://download.microsoft.com/download/8/B/4/8B42259F-5D70-43F4-AC2E-4B208FD8D66A/vcredist_x86.EXE", "vcredist_2005_x86.exe", &["/Q"] as &[&str]),
+        ("VC++ 2008", "https://download.microsoft.com/download/5/D/8/5D8C65CB-C849-4025-8E95-C3966CAFD8AE/vcredist_x86.exe", "vcredist_2008_x86.exe", &["/Q"] as &[&str]),
+        ("VC++ 2010", "https://download.microsoft.com/download/1/6/5/165255E7-1014-4D0A-B094-B6A430A6BFFC/vcredist_x86.exe", "vcredist_2010_x86.exe", &["/Q"] as &[&str]),
+        ("VC++ 2015", "https://download.microsoft.com/download/9/3/F/93FCF1E7-E6A4-478B-96E7-D4B285925B00/vc_redist.x86.exe", "vcredist_2015_x86.exe", &["/install", "/passive", "/norestart"] as &[&str]),
+        ("DirectX End User Runtime", "https://download.microsoft.com/download/1/7/1/1718CCC4-6315-4D8E-9543-8E28A4E18C4C/dxwebsetup.exe", "dxwebsetup.exe", &["/Q"] as &[&str]),
+    ];
+
+    for (name, url, file, args) in redists.iter() {
+        let path = redist_dir.join(file);
+        println_info!("Installing {}", name);
+        download_and_install_dependency(url, &path, args).await;
+    }
+}

src/structs.rs

@@ -43,6 +43,8 @@ pub struct Config {
     pub engine: String,
     #[serde(default)]
     pub use_https: bool,
+    #[serde(default)]
+    pub skip_redist: bool,
 }
 
 impl Default for Config {
@@ -56,6 +58,7 @@ impl Default for Config {
             args: String::default(),
             engine: String::default(),
             use_https: true,
+            skip_redist: false,
         }
     }
 }