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* Move unsupported OS failure to runtime * Move `locate()` behind a feature flag
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,82 @@ | ||
| use std::path::PathBuf; | ||
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| pub fn locate_steam_dir() -> Option<PathBuf> { | ||
| locate_steam_dir_helper() | ||
| } | ||
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| // TODO(cosmic): return an error with actual context in this case | ||
| #[cfg(not(any(target_os = "windows", target_os = "macos", target_os = "linux")))] | ||
| fn locate_steam_dir_helper() -> Option<PathBuf> { | ||
| None | ||
| } | ||
|
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| #[cfg(target_os = "windows")] | ||
| fn locate_steam_dir_helper() -> Option<PathBuf> { | ||
| use locate_backend as winreg; | ||
| use winreg::{ | ||
| enums::{HKEY_LOCAL_MACHINE, KEY_READ}, | ||
| RegKey, | ||
| }; | ||
|
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| // Locating the Steam installation location is a bit more complicated on Windows | ||
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| // Steam's installation location can be found in the registry | ||
| let hklm = RegKey::predef(HKEY_LOCAL_MACHINE); | ||
| let installation_regkey = hklm | ||
| // 32-bit | ||
| .open_subkey_with_flags("SOFTWARE\\Wow6432Node\\Valve\\Steam", KEY_READ) | ||
| .or_else(|_| { | ||
| // 64-bit | ||
| hklm.open_subkey_with_flags("SOFTWARE\\Valve\\Steam", KEY_READ) | ||
| }) | ||
| .ok()?; | ||
|
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| // The InstallPath key will contain the full path to the Steam directory | ||
| let install_path_str: String = installation_regkey.get_value("InstallPath").ok()?; | ||
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| let install_path = PathBuf::from(install_path_str); | ||
| install_path.is_dir().then_some(install_path) | ||
| } | ||
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| #[cfg(target_os = "macos")] | ||
| fn locate_steam_dir_helper() -> Option<PathBuf> { | ||
| use locate_backend as dirs; | ||
| // Steam's installation location is pretty easy to find on macOS, as it's always in $USER/Library/Application Support | ||
| let home_dir = dirs::home_dir()?; | ||
|
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| // Find Library/Application Support/Steam | ||
| let install_path = home_dir.join("Library/Application Support/Steam"); | ||
| install_path.is_dir().then_some(install_path) | ||
| } | ||
|
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| #[cfg(target_os = "linux")] | ||
| fn locate_steam_dir_helper() -> Option<PathBuf> { | ||
| use std::env; | ||
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| use locate_backend as dirs; | ||
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| // Steam's installation location is pretty easy to find on Linux, too, thanks to the symlink in $USER | ||
| let home_dir = dirs::home_dir()?; | ||
| let snap_dir = match env::var("SNAP_USER_DATA") { | ||
| Ok(snap_dir) => PathBuf::from(snap_dir), | ||
| Err(_) => home_dir.join("snap"), | ||
| }; | ||
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| let steam_paths = vec![ | ||
| // Flatpak steam install directories | ||
| home_dir.join(".var/app/com.valvesoftware.Steam/.local/share/Steam"), | ||
| home_dir.join(".var/app/com.valvesoftware.Steam/.steam/steam"), | ||
| home_dir.join(".var/app/com.valvesoftware.Steam/.steam/root"), | ||
| // Standard install directories | ||
| home_dir.join(".local/share/Steam"), | ||
| home_dir.join(".steam/steam"), | ||
| home_dir.join(".steam/root"), | ||
| home_dir.join(".steam"), | ||
| // Snap steam install directories | ||
| snap_dir.join("steam/common/.local/share/Steam"), | ||
| snap_dir.join("steam/common/.steam/steam"), | ||
| snap_dir.join("steam/common/.steam/root"), | ||
| ]; | ||
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| steam_paths.into_iter().find(|x| x.is_dir()) | ||
| } |