modde_games/bannerlord/
scanner.rs

1//! Mod scanner for Mount & Blade II: Bannerlord.
2
3use anyhow::{Context, Result};
4
5use crate::traits::{DiscoveredMod, ModScanner, ModSource, ScanContext, walk_files_relative};
6
7/// [`ModScanner`] that discovers installed Bannerlord modules.
8pub struct BannerlordScanner;
9
10pub static BANNERLORD_SCANNER: BannerlordScanner = BannerlordScanner;
11
12impl ModScanner for BannerlordScanner {
13    fn scan_directories(&self) -> &[&str] {
14        &["Modules"]
15    }
16
17    fn scan_filesystem(&self, ctx: &ScanContext<'_>) -> Result<Vec<DiscoveredMod>> {
18        let modules_dir = ctx.install_dir.join("Modules");
19        if !modules_dir.is_dir() {
20            return Ok(Vec::new());
21        }
22
23        let mut out = Vec::new();
24        for entry in std::fs::read_dir(&modules_dir)
25            .with_context(|| format!("failed to read directory: {}", modules_dir.display()))?
26            .flatten()
27        {
28            if !entry.file_type().is_ok_and(|ty| ty.is_dir()) {
29                continue;
30            }
31            let module_dir = entry.path();
32            let submodule = module_dir.join("SubModule.xml");
33            if !submodule.is_file() {
34                continue;
35            }
36            let info = super::parse_submodule_xml(&submodule).ok();
37            let fallback = entry.file_name().to_string_lossy().to_string();
38            let id = info
39                .as_ref()
40                .map_or(fallback.clone(), |info| info.id.clone());
41            let display_name = info.map_or(fallback, |info| info.name);
42            let files = walk_files_relative(ctx.install_dir, &module_dir);
43            if files.is_empty() {
44                continue;
45            }
46            out.push(DiscoveredMod {
47                mod_id: format!("module/{id}"),
48                display_name,
49                version: None,
50                files,
51                source: ModSource::Filesystem {
52                    location: "Modules".into(),
53                },
54                confidence: 0.95,
55            });
56        }
57
58        Ok(out)
59    }
60
61    fn mod_id_footprint(&self, mod_id: &str) -> Option<modde_core::scanner::ModFootprint> {
62        let name = mod_id.strip_prefix("module/")?.to_lowercase();
63        Some(modde_core::scanner::ModFootprint::Directory(format!(
64            "modules/{name}/"
65        )))
66    }
67}
modde_games/bannerlord/scanner.rs

modde_games/bannerlord/
scanner.rs
