carch_core/
lib.rs

1use crate::error::{CarchError, Result};
2use include_dir::{Dir, include_dir};
3use std::fs;
4use std::os::unix::fs::PermissionsExt;
5use std::path::Path;
6
7pub mod error;
8pub mod ui;
9pub mod version;
10
11static EMBEDDED_DIR: Dir = include_dir!("$CARGO_MANIFEST_DIR/src/modules");
12
13const EXECUTABLE_MODE: u32 = 0o755;
14
15pub fn extract_scripts(temp_path: &Path) -> Result<()> {
16    let modules_dir = temp_path.join("modules");
17    fs::create_dir_all(&modules_dir)
18        .map_err(|e| CarchError::CreateDir(modules_dir.display().to_string(), e))?;
19
20    extract_dir_recursive(&EMBEDDED_DIR, &modules_dir)?;
21
22    let preview_link = temp_path.join("preview_scripts");
23    if fs::remove_file(&preview_link).is_err() {
24        // ignore if the link doesn't exist yet
25    }
26
27    std::os::unix::fs::symlink(&modules_dir, &preview_link)
28        .map_err(|e| CarchError::Symlink(e.to_string()))?;
29
30    Ok(())
31}
32
33fn extract_dir_recursive(dir: &Dir, target_path: &Path) -> Result<()> {
34    fs::create_dir_all(target_path)
35        .map_err(|e| CarchError::CreateDir(target_path.display().to_string(), e))?;
36
37    for entry in dir.entries() {
38        match entry {
39            include_dir::DirEntry::File(file) => {
40                let file_path = target_path.join(file.path().file_name().unwrap_or_default());
41                fs::write(&file_path, file.contents())
42                    .map_err(|e| CarchError::WriteFile(file_path.display().to_string(), e))?;
43
44                if file_path.extension().is_some_and(|ext| ext == "sh") {
45                    set_executable(&file_path)?;
46                }
47            }
48            include_dir::DirEntry::Dir(subdir) => {
49                let subdir_path = target_path.join(subdir.path().file_name().unwrap_or_default());
50                extract_dir_recursive(subdir, &subdir_path)?;
51            }
52        }
53    }
54
55    Ok(())
56}
57
58fn set_executable(path: &Path) -> Result<()> {
59    let mut perms = fs::metadata(path)
60        .map_err(|e| CarchError::Metadata(path.display().to_string(), e))?
61        .permissions();
62    perms.set_mode(EXECUTABLE_MODE);
63    fs::set_permissions(path, perms)
64        .map_err(|e| CarchError::SetPermissions(path.display().to_string(), e))?;
65    Ok(())
66}
carch_core/lib.rs

carch_core/
lib.rs
