1 files changed, 39 insertions, 0 deletions
diff --git a/src/tracking/path_matcher.cc b/src/tracking/path_matcher.cc
new file mode 100644
index 0000000..e754586
--- /dev/null
+++ b/src/tracking/path_matcher.cc
@@ -0,0 +1,39 @@
+#include "path_matcher.h"
+
+#include <algorithm>
+
+#include <boost/filesystem.hpp>
+#include <boost/filesystem/fstream.hpp>
+
+namespace tracking {
+
+PathMatcher::PathMatcher(const std::string& source_file_path) {
+	try {
+		boost::filesystem::ifstream file(source_file_path);
+
+		if ( file.is_open() ) {
+			std::string current_line;
+
+			while ( std::getline(file, current_line) ) {
+				try {
+					this->patterns_.emplace_back(current_line);
+				} catch ( const std::regex_error& ) { }
+			}
+		}
+	} catch ( boost::filesystem::filesystem_error& ) {
+		// invalid source path is not relevant as we can easily fall back to declining
+		// all candidate paths.
+	}
+}
+
+bool PathMatcher::isMatching(const std::string& candidate) const {
+	return std::any_of(
+		this->patterns_.begin(),
+		this->patterns_.end(),
+		[&candidate](const std::regex& pattern) -> bool {
+			return std::regex_match(candidate, pattern);
+		}
+	);
+}
+
+}