bool basic_unit_filter_impl::internal_matches_filter(const unit & u, const map_location& loc, const unit* u2) const { if (!vcfg["name"].blank() && vcfg["name"].t_str() != u.name()) { return false; } if (!vcfg["id"].empty()) { std::vector<std::string> id_list = utils::split(vcfg["id"]); if (std::find(id_list.begin(), id_list.end(), u.id()) == id_list.end()) { return false; } } // Allow 'speaker' as an alternative to id, since people use it so often if (!vcfg["speaker"].blank() && vcfg["speaker"].str() != u.id()) { return false; } if (vcfg.has_child("filter_location")) { if (vcfg.count_children("filter_location") > 1) { FAIL("Encountered multiple [filter_location] children of a standard unit filter. " "This is not currently supported and in all versions of wesnoth would have " "resulted in the later children being ignored. You must use [and] or similar " "to achieve the desired result."); } terrain_filter filt(vcfg.child("filter_location"), &fc_, use_flat_tod_); if (!filt.match(loc)) { return false; } } if(vcfg.has_child("filter_side")) { if (vcfg.count_children("filter_side") > 1) { FAIL("Encountered multiple [filter_side] children of a standard unit filter. " "This is not currently supported and in all versions of wesnoth would have " "resulted in the later children being ignored. You must use [and] or similar " "to achieve the desired result."); } side_filter filt(vcfg.child("filter_side"), &fc_); if(!filt.match(u.side())) return false; } // Also allow filtering on location ranges outside of the location filter if (!vcfg["x"].blank() || !vcfg["y"].blank()){ if(vcfg["x"] == "recall" && vcfg["y"] == "recall") { //locations on the map are considered to not be on a recall list if (fc_.get_disp_context().map().on_board(loc)) { return false; } } else if(vcfg["x"].empty() && vcfg["y"].empty()) { return false; } else if(!loc.matches_range(vcfg["x"], vcfg["y"])) { return false; } } // The type could be a comma separated list of types if (!vcfg["type"].empty()) { std::vector<std::string> types = utils::split(vcfg["type"]); if (std::find(types.begin(), types.end(), u.type_id()) == types.end()) { return false; } } // Shorthand for all advancements of a given type if (!vcfg["type_tree"].empty()) { std::set<std::string> types; for(const std::string type : utils::split(vcfg["type_tree"])) { if(types.count(type)) { continue; } if(const unit_type* ut = unit_types.find(type)) { const auto& tree = ut->advancement_tree(); types.insert(tree.begin(), tree.end()); types.insert(type); } } if(types.find(u.type_id()) == types.end()) { return false; } } // The variation_type could be a comma separated list of types if (!vcfg["variation"].empty()) { std::vector<std::string> types = utils::split(vcfg["variation"]); if (std::find(types.begin(), types.end(), u.variation()) == types.end()) { return false; } } // The has_variation_type could be a comma separated list of types if (!vcfg["has_variation"].empty()) { bool match = false; // If this unit is a variation itself then search in the base unit's variations. const unit_type* const type = u.variation().empty() ? &u.type() : unit_types.find(u.type().base_id()); assert(type); for (const std::string& variation_id : utils::split(vcfg["has_variation"])) { if (type->has_variation(variation_id)) { match = true; break; } } if (!match) return false; } if (!vcfg["ability"].empty()) { bool match = false; for (const std::string& ability_id : utils::split(vcfg["ability"])) { if (u.has_ability_by_id(ability_id)) { match = true; break; } } if (!match) return false; } if (!vcfg["race"].empty()) { std::vector<std::string> races = utils::split(vcfg["race"]); if (std::find(races.begin(), races.end(), u.race()->id()) == races.end()) { return false; } } if (!vcfg["gender"].blank() && string_gender(vcfg["gender"]) != u.gender()) { return false; } if (!vcfg["side"].empty() && vcfg["side"].to_int(-999) != u.side()) { std::vector<std::string> sides = utils::split(vcfg["side"]); const std::string u_side = std::to_string(u.side()); if (std::find(sides.begin(), sides.end(), u_side) == sides.end()) { return false; } } // handle statuses list if (!vcfg["status"].empty()) { bool status_found = false; for (const std::string status : utils::split(vcfg["status"])) { if(u.get_state(status)) { status_found = true; break; } } if(!status_found) { return false; } } if (vcfg.has_child("has_attack")) { const vconfig& weap_filter = vcfg.child("has_attack"); bool has_weapon = false; for(const attack_type& a : u.attacks()) { if(a.matches_filter(weap_filter.get_parsed_config())) { has_weapon = true; break; } } if(!has_weapon) { return false; } } else if (!vcfg["has_weapon"].blank()) { std::string weapon = vcfg["has_weapon"]; bool has_weapon = false; for(const attack_type& a : u.attacks()) { if(a.id() == weapon) { has_weapon = true; break; } } if(!has_weapon) { return false; } } if (!vcfg["role"].blank() && vcfg["role"].str() != u.get_role()) { return false; } if (!vcfg["ai_special"].blank() && ((vcfg["ai_special"].str() == "guardian") != u.get_state(unit::STATE_GUARDIAN))) { return false; } if (!vcfg["canrecruit"].blank() && vcfg["canrecruit"].to_bool() != u.can_recruit()) { return false; } if (!vcfg["recall_cost"].blank() && vcfg["recall_cost"].to_int(-1) != u.recall_cost()) { return false; } if (!vcfg["level"].blank() && vcfg["level"].to_int(-1) != u.level()) { return false; } if (!vcfg["defense"].blank() && vcfg["defense"].to_int(-1) != u.defense_modifier(fc_.get_disp_context().map().get_terrain(loc))) { return false; } if (!vcfg["movement_cost"].blank() && vcfg["movement_cost"].to_int(-1) != u.movement_cost(fc_.get_disp_context().map().get_terrain(loc))) { return false; } // Now start with the new WML based comparison. // If a key is in the unit and in the filter, they should match // filter only => not for us // unit only => not filtered config unit_cfg; // No point in serializing the unit once for each [filter_wml]! for (const vconfig& wmlcfg : vcfg.get_children("filter_wml")) { config fwml = wmlcfg.get_parsed_config(); /* Check if the filter only cares about variables. If so, no need to serialize the whole unit. */ config::all_children_itors ci = fwml.all_children_range(); if (fwml.all_children_count() == 1 && fwml.attribute_count() == 1 && ci.front().key == "variables") { if (!u.variables().matches(ci.front().cfg)) return false; } else { if (unit_cfg.empty()) u.write(unit_cfg); if (!unit_cfg.matches(fwml)) return false; } } for (const vconfig& vision : vcfg.get_children("filter_vision")) { std::set<int> viewers; // Use standard side filter side_filter ssf(vision, &fc_); std::vector<int> sides = ssf.get_teams(); viewers.insert(sides.begin(), sides.end()); bool found = false; for (const int viewer : viewers) { bool fogged = fc_.get_disp_context().teams()[viewer - 1].fogged(loc); bool hiding = u.invisible(loc, fc_.get_disp_context()); bool unit_hidden = fogged || hiding; if (vision["visible"].to_bool(true) != unit_hidden) { found = true; break; } } if (!found) {return false;} } if (vcfg.has_child("filter_adjacent")) { const unit_map& units = fc_.get_disp_context().units(); map_location adjacent[6]; get_adjacent_tiles(loc, adjacent); for (const vconfig& adj_cfg : vcfg.get_children("filter_adjacent")) { int match_count=0; unit_filter filt(adj_cfg, &fc_, use_flat_tod_); config::attribute_value i_adjacent = adj_cfg["adjacent"]; std::vector<map_location::DIRECTION> dirs; if (i_adjacent.blank()) { dirs = map_location::default_dirs(); } else { dirs = map_location::parse_directions(i_adjacent); } std::vector<map_location::DIRECTION>::const_iterator j, j_end = dirs.end(); for (j = dirs.begin(); j != j_end; ++j) { unit_map::const_iterator unit_itor = units.find(adjacent[*j]); if (unit_itor == units.end() || !filt(*unit_itor, u)) { continue; } boost::optional<bool> is_enemy; if (!adj_cfg["is_enemy"].blank()) { is_enemy = adj_cfg["is_enemy"].to_bool(); } if (!is_enemy || *is_enemy == fc_.get_disp_context().teams()[u.side() - 1].is_enemy(unit_itor->side())) { ++match_count; } } static std::vector<std::pair<int,int> > default_counts = utils::parse_ranges("1-6"); config::attribute_value i_count = adj_cfg["count"]; if(!in_ranges(match_count, !i_count.blank() ? utils::parse_ranges(i_count) : default_counts)) { return false; } } } if (!vcfg["find_in"].blank()) { // Allow filtering by searching a stored variable of units if (const game_data * gd = fc_.get_game_data()) { try { variable_access_const vi = gd->get_variable_access_read(vcfg["find_in"]); bool found_id = false; for (const config& c : vi.as_array()) { if(c["id"] == u.id()) found_id = true; } if(!found_id) { return false; } } catch(const invalid_variablename_exception&) { return false; } } } if (!vcfg["formula"].blank()) { try { const unit_callable main(loc,u); game_logic::map_formula_callable callable(&main); if (u2) { std::shared_ptr<unit_callable> secondary(new unit_callable(*u2)); callable.add("other", variant(secondary.get())); // It's not destroyed upon scope exit because the variant holds a reference } const game_logic::formula form(vcfg["formula"]); if(!form.evaluate(callable).as_bool()) { return false; } return true; } catch(game_logic::formula_error& e) { lg::wml_error() << "Formula error in unit filter: " << e.type << " at " << e.filename << ':' << e.line << ")\n"; // Formulae with syntax errors match nothing return false; } } if (!vcfg["lua_function"].blank()) { if (game_lua_kernel * lk = fc_.get_lua_kernel()) { bool b = lk->run_filter(vcfg["lua_function"].str().c_str(), u); if (!b) return false; } } return true; }
/** * Partially load data into an empty unit_type (build to HELP_INDEXED). */ void unit_type::build_help_index(const movement_type_map &mv_types, const race_map &races, const config::const_child_itors &traits) { // Don't build twice. if ( HELP_INDEXED <= build_status_ ) return; // Make sure we are built to the preceding build level. build_created(mv_types, races, traits); type_name_ = cfg_["name"]; description_ = cfg_["description"]; hitpoints_ = cfg_["hitpoints"].to_int(1); level_ = cfg_["level"]; recall_cost_ = cfg_["recall_cost"].to_int(-1); movement_ = cfg_["movement"].to_int(1); vision_ = cfg_["vision"].to_int(-1); jamming_ = cfg_["jamming"].to_int(0); max_attacks_ = cfg_["attacks"].to_int(1); cost_ = cfg_["cost"].to_int(1); usage_ = cfg_["usage"].str(); undead_variation_ = cfg_["undead_variation"].str(); image_ = cfg_["image"].str(); icon_ = cfg_["image_icon"].str(); small_profile_ = cfg_["small_profile"].str(); profile_ = cfg_["profile"].str(); adjust_profile(profile_); alignment_ = unit_type::ALIGNMENT::NEUTRAL; alignment_.parse(cfg_["alignment"].str()); for (int i = 0; i < 2; ++i) { if (gender_types_[i]) gender_types_[i]->build_help_index(mv_types, races, traits); } const race_map::const_iterator race_it = races.find(cfg_["race"]); if(race_it != races.end()) { race_ = &race_it->second; } else { race_ = &unit_race::null_race; } // if num_traits is not defined, we use the num_traits from race num_traits_ = cfg_["num_traits"].to_int(race_->num_traits()); const std::vector<std::string> genders = utils::split(cfg_["gender"]); for(std::vector<std::string>::const_iterator g = genders.begin(); g != genders.end(); ++g) { genders_.push_back(string_gender(*g)); } // For simplicity in other parts of the code, we must have at least one gender. if(genders_.empty()) { genders_.push_back(unit_race::MALE); } if (const config &abil_cfg = cfg_.child("abilities")) { for (const config::any_child &ab : abil_cfg.all_children_range()) { const config::attribute_value &name = ab.cfg["name"]; if (!name.empty()) { abilities_.push_back(name.t_str()); ability_tooltips_.push_back( ab.cfg["description"].t_str() ); } } } for (const config &adv : cfg_.child_range("advancement")) { for (const config &effect : adv.child_range("effect")) { const config &abil_cfg = effect.child("abilities"); if (!abil_cfg || effect["apply_to"] != "new_ability") { continue; } for (const config::any_child &ab : abil_cfg.all_children_range()) { const config::attribute_value &name = ab.cfg["name"]; if (!name.empty()) { adv_abilities_.push_back(name.t_str()); adv_ability_tooltips_.push_back( ab.cfg["description"].t_str() ); } } } } // Set the movement type. const std::string move_type = cfg_["movement_type"]; const movement_type_map::const_iterator find_it = mv_types.find(move_type); if ( find_it != mv_types.end() ) { DBG_UT << "inheriting from movement_type '" << move_type << "'\n"; movement_type_ = find_it->second; } else if ( !move_type.empty() ) { DBG_UT << "movement_type '" << move_type << "' not found\n"; } // Override parts of the movement type with what is in our config. movement_type_.merge(cfg_); for (const config &t : traits) { possible_traits_.add_child("trait", t); } if ( race_ != &unit_race::null_race ) { if (!race_->uses_global_traits()) { possible_traits_.clear(); } if ( cfg_["ignore_race_traits"].to_bool() ) { possible_traits_.clear(); } else { for (const config &t : race_->additional_traits()) { if (alignment_ != unit_type::ALIGNMENT::NEUTRAL || t["id"] != "fearless") possible_traits_.add_child("trait", t); } } if (undead_variation_.empty()) { undead_variation_ = race_->undead_variation(); } } // Insert any traits that are just for this unit type for (const config &trait : cfg_.child_range("trait")) { possible_traits_.add_child("trait", trait); } for (const config &var_cfg : cfg_.child_range("variation")) { const std::string& var_id = var_cfg["variation_id"].empty() ? var_cfg["variation_name"] : var_cfg["variation_id"]; unit_type *ut = new unit_type(var_cfg, id_); ut->debug_id_ = debug_id_ + " [" + var_id + "]"; ut->base_id_ = base_id_; // In case this is not id_. ut->build_help_index(mv_types, races, traits); variations_.insert(std::make_pair(var_id, ut)); } hide_help_= cfg_["hide_help"].to_bool(); build_status_ = HELP_INDEXED; }
std::string generate_name( rand_rng::simple_rng* rng = 0) const { return race_->generate_name(string_gender(cfg_["gender"]), rng); }