assignment_file_searcher.hpp

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#pragma once
 
#include "api/assignment.hpp"
#include "grading_session.hpp"
#include "user/file_searcher.hpp"
 
#include <filesystem>
#include <string>
#include <vector>
 
namespace asmgrader {
 
class AssignmentFileSearcher : public FileSearcher
{
public:
    // Matches filenames generated by Canvas LMS. Example:
    // doejohn_1234_00000_image.png
    static constexpr auto DEFAULT_REGEX = R"(`lastname``firstname`_\d+_\d+_`base`\.`ext`)";
 
    explicit AssignmentFileSearcher(const Assignment& assignment, std::string var_regex = DEFAULT_REGEX);
 
    bool search(StudentInfo& student, const std::filesystem::path& base);
 
    std::vector<StudentInfo> search(const std::filesystem::path& base);
 
    bool search_recursive(StudentInfo& student, const std::filesystem::path& base,
                          int max_depth = DEFAULT_SEARCH_DEPTH);
 
    std::vector<StudentInfo> search_recursive(const std::filesystem::path& base, int max_depth = DEFAULT_SEARCH_DEPTH);
 
private:
    static StudentInfo infer_student_names_from_file(const std::filesystem::path& path);
};
 
} // namespace asmgrader