copyright.rs

use crate::errors::{ Result };
use crate::git::{ CommitReference, Repository, RepositoryExtensions };

pub(crate) fn summarize(repository: &Repository, commit: &CommitReference) -> Result<String> {
	let mut license_file = None;

	for license_path in ["LICENSE.md", "license.md", "LICENSE.txt", "license.txt", "LICENSE", "license", "COPYING.md", "copying.md", "COPYING.txt", "copying.txt", "COPYING", "copying"] {
		if let Ok(_) = repository.find_blob_text_by_path(commit, license_path) {
			license_file = Some(license_path.to_string());
			break;
		}
	}

	if let Some(license_file) = license_file {
		Ok(format!("This repository has a license in the {} file. Please read it and ensure you comply with its terms before using, sharing, or modifying these files.", license_file))
	} else {
		Ok("This repository does not have a license file. As such, the author(s) reserve all rights to this content. Do not use, share, or modify these files without explicit permission.".to_string())
	}
}