Allow multiple GeoJSON files

include/extractor/extractor_config.hpp

@@ -79,7 +79,7 @@ struct ExtractorConfig final : storage::IOConfig
 
     boost::filesystem::path input_path;
     boost::filesystem::path profile_path;
-    boost::filesystem::path location_dependent_data_path;
+    std::vector<boost::filesystem::path> location_dependent_data_paths;
 
     unsigned requested_num_threads;
     unsigned small_component_size;

include/extractor/location_dependent_data.hpp

@@ -30,11 +30,13 @@ struct LocationDependentData
     using property_t = boost::variant<boost::blank, double, std::string, bool>;
     using properties_t = std::unordered_map<std::string, property_t>;
 
-    LocationDependentData(const boost::filesystem::path &file_path);
+    LocationDependentData(const std::vector<boost::filesystem::path> &file_paths);
 
     sol::table operator()(sol::state &state, const osmium::Way &way) const;
 
   private:
+    void loadLocationDependentData(const boost::filesystem::path &file_path);
+
     rtree_t rtree;
     std::vector<std::pair<polygon_t, properties_t>> polygons;
 };

include/extractor/scripting_environment_lua.hpp

@@ -68,8 +68,9 @@ class Sol2ScriptingEnvironment final : public ScriptingEnvironment
     static const constexpr int SUPPORTED_MIN_API_VERSION = 0;
     static const constexpr int SUPPORTED_MAX_API_VERSION = 3;
 
-    explicit Sol2ScriptingEnvironment(const std::string &file_name,
+    explicit Sol2ScriptingEnvironment(
-                                      const boost::filesystem::path &location_dependent_data_path);
+        const std::string &file_name,
+        const std::vector<boost::filesystem::path> &location_dependent_data_paths);
     ~Sol2ScriptingEnvironment() override = default;
 
     const ProfileProperties &GetProfileProperties() override;

src/extractor/location_dependent_data.cpp

@@ -18,7 +18,15 @@ namespace osrm
 namespace extractor
 {
 
-LocationDependentData::LocationDependentData(const boost::filesystem::path &file_path)
+LocationDependentData::LocationDependentData(const std::vector<boost::filesystem::path> &file_paths)
+{
+    for (const auto &path : file_paths)
+    {
+        loadLocationDependentData(path);
+    }
+}
+
+void LocationDependentData::loadLocationDependentData(const boost::filesystem::path &file_path)
 {
     if (file_path.empty())
         return;

src/extractor/scripting_environment_lua.cpp

@@ -81,8 +81,9 @@ template <class T> double lonToDouble(T const &object)
 }
 
 Sol2ScriptingEnvironment::Sol2ScriptingEnvironment(
-    const std::string &file_name, const boost::filesystem::path &location_dependent_data_path)
+    const std::string &file_name,
-    : file_name(file_name), location_dependent_data(location_dependent_data_path)
+    const std::vector<boost::filesystem::path> &location_dependent_data_paths)
+    : file_name(file_name), location_dependent_data(location_dependent_data_paths)
 {
     util::Log() << "Using script " << file_name;
 }

src/osrm/extractor.cpp

@@ -11,7 +11,7 @@ namespace osrm
 void extract(const extractor::ExtractorConfig &config)
 {
     extractor::Sol2ScriptingEnvironment scripting_environment(config.profile_path.string(),
-                                                              config.location_dependent_data_path);
+                                                              config.location_dependent_data_paths);
     extractor::Extractor(config).run(scripting_environment);
 }
 

src/tools/extract.cpp

@@ -63,8 +63,8 @@ return_code parseArguments(int argc,
             ->default_value(false),
         "Save conditional restrictions found during extraction to disk for use "
         "during contraction")("location-dependent-data",
-                              boost::program_options::value<boost::filesystem::path>(
+                              boost::program_options::value<std::vector<boost::filesystem::path>>(
-                                  &extractor_config.location_dependent_data_path)
+                                  &extractor_config.location_dependent_data_paths)
                                   ->composing(),
                               "GeoJSON files with location-dependent data");