void part::resolve_wml(const vconfig &cfg) { if(cfg.null()) { return; } // Converts shortcut syntax to members of [background_layer] background_layer bl; if(cfg.has_attribute("background")) { bl.set_file(cfg["background"].str()); } if(cfg.has_attribute("scale_background")) { bl.set_scale_horizontally(cfg["scale_background"].to_bool(true)); bl.set_scale_vertically(cfg["scale_background"].to_bool(true)); } else { if(cfg.has_attribute("scale_background_vertically")) { bl.set_scale_vertically(cfg["scale_background_vertically"].to_bool(true)); } if(cfg.has_attribute("scale_background_horizontally")) { bl.set_scale_horizontally(cfg["scale_background_horizontally"].to_bool(true)); } } if(cfg.has_attribute("tile_background")) { bl.set_tile_horizontally(cfg["tile_background"].to_bool(false)); bl.set_tile_vertically(cfg["tile_background"].to_bool(false)); } else { if(cfg.has_attribute("tile_background_vertically")) { bl.set_tile_vertically(cfg["tile_background_vertically"].to_bool(false)); } if(cfg.has_attribute("tile_background_horizontally")) { bl.set_tile_vertically(cfg["tile_background_horizontally"].to_bool(false)); } } if(cfg.has_attribute("keep_aspect_ratio")) { bl.set_keep_aspect_ratio(cfg["keep_aspect_ratio"].to_bool(true)); } background_layers_.push_back(bl); if(cfg.has_attribute("show_title")) { show_title_ = cfg["show_title"].to_bool(); } if(cfg.has_attribute("story")) { text_ = cfg["story"].str(); } if(cfg.has_attribute("title")) { text_title_ = cfg["title"].str(); if(!cfg.has_attribute("show_title")) { show_title_ = true; } } if(cfg.has_attribute("text_layout")) { text_block_loc_ = string_tblock_loc(cfg["text_layout"]); } if(cfg.has_attribute("title_alignment")) { title_alignment_ = string_title_align(cfg["title_alignment"]); } if(cfg.has_attribute("music")) { music_ = cfg["music"].str(); } if(cfg.has_attribute("sound")) { sound_ = cfg["sound"].str(); } // Execution flow/branching/[image] for(vconfig::all_children_iterator i = cfg.ordered_begin(); i != cfg.ordered_end(); ++ i) { // i->first and i->second are goddamn temporaries; do not make references const std::string key = i->first; const vconfig node = i->second; // [background_layer] if (key == "background_layer") { background_layers_.push_back(node.get_parsed_config()); } // [image] else if(key == "image") { floating_images_.push_back(node.get_parsed_config()); } // [if] else if(key == "if") { // check if the [if] tag has a [then] child; // if we try to execute a non-existing [then], we get a segfault if (game_events::conditional_passed(node)) { if (node.has_child("then")) { resolve_wml(node.child("then")); } } // condition not passed, check [elseif] and [else] else { // get all [elseif] children and set a flag vconfig::child_list elseif_children = node.get_children("elseif"); bool elseif_flag = false; // for each [elseif]: test if it has a [then] child // if the condition matches, execute [then] and raise flag for (vconfig::child_list::const_iterator elseif = elseif_children.begin(); elseif != elseif_children.end(); ++elseif) { if (game_events::conditional_passed(*elseif)) { if (elseif->has_child("then")) { resolve_wml(elseif->child("then")); } elseif_flag = true; break; } } // if we have an [else] tag and no [elseif] was successful (flag not raised), execute it if (node.has_child("else") && !elseif_flag) { resolve_wml(node.child("else")); } } } // [switch] else if(key == "switch") { const std::string var_name = node["variable"]; const std::string var_actual_value = resources::gamedata->get_variable_const(var_name); bool case_not_found = true; for(vconfig::all_children_iterator j = node.ordered_begin(); j != node.ordered_end(); ++j) { if(j->first != "case") continue; // Enter all matching cases. const std::string var_expected_value = (j->second)["value"]; if(var_actual_value == var_expected_value) { case_not_found = false; resolve_wml(j->second); } } if(case_not_found) { for(vconfig::all_children_iterator j = node.ordered_begin(); j != node.ordered_end(); ++j) { if(j->first != "else") continue; // Enter all elses. resolve_wml(j->second); } } } // [deprecated_message] else if(key == "deprecated_message") { // Won't appear until the scenario start event finishes. lg::wml_error() << node["message"] << '\n'; } // [wml_message] else if(key == "wml_message") { // As with [deprecated_message], // it won't appear until the scenario start event is complete. resources::game_events->pump().put_wml_message(node["logger"],node["message"],node["in_chat"]); } } }
void part::resolve_wml(const vconfig &cfg) { if(cfg.null()) { return; } if(cfg.has_attribute("background")) { background_file_ = cfg["background"].str(); } if(cfg.has_attribute("scale_background")) { scale_background_ = cfg["scale_background"].to_bool(true); } if(cfg.has_attribute("show_title")) { show_title_ = cfg["show_title"].to_bool(); } if(cfg.has_attribute("story")) { text_ = cfg["story"].str(); } if(cfg.has_attribute("title")) { text_title_ = cfg["title"].str(); if(!cfg.has_attribute("show_title")) { show_title_ = true; } } if(cfg.has_attribute("text_layout")) { text_block_loc_ = string_tblock_loc(cfg["text_layout"]); } if(cfg.has_attribute("title_alignment")) { title_alignment_ = string_title_align(cfg["title_alignment"]); } if(cfg.has_attribute("music")) { music_ = cfg["music"].str(); } if(cfg.has_attribute("sound")) { sound_ = cfg["sound"].str(); } // Execution flow/branching/[image] for(vconfig::all_children_iterator i = cfg.ordered_begin(); i != cfg.ordered_end(); ++ i) { // i->first and i->second are goddamn temporaries; do not make references const std::string key = i->first; const vconfig node = i->second; // [image] if(key == "image") { floating_images_.push_back(node.get_parsed_config()); } // [if] else if(key == "if") { const std::string branch_label = game_events::conditional_passed(node) ? "then" : "else"; if(node.has_child(branch_label)) { const vconfig branch = node.child(branch_label); resolve_wml(branch); } } // [switch] else if(key == "switch") { const std::string var_name = node["variable"]; const std::string var_actual_value = resources::state_of_game->get_variable_const(var_name); bool case_not_found = true; for(vconfig::all_children_iterator j = node.ordered_begin(); j != node.ordered_end(); ++j) { if(j->first != "case") continue; // Enter all matching cases. const std::string var_expected_value = (j->second)["value"]; if(var_actual_value == var_expected_value) { case_not_found = false; resolve_wml(j->second); } } if(case_not_found) { for(vconfig::all_children_iterator j = node.ordered_begin(); j != node.ordered_end(); ++j) { if(j->first != "else") continue; // Enter all elses. resolve_wml(j->second); } } } // [deprecated_message] else if(key == "deprecated_message") { // Won't appear until the scenario start event finishes. game_events::handle_deprecated_message(node.get_parsed_config()); } // [wml_message] else if(key == "wml_message") { // Pass to game events handler. As with [deprecated_message], // it won't appear until the scenario start event is complete. game_events::handle_wml_log_message(node.get_parsed_config()); } } }
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; }
void controller::resolve_wml(const vconfig& cfg) { for(vconfig::all_children_iterator i = cfg.ordered_begin(); i != cfg.ordered_end(); ++i) { // i->first and i->second are goddamn temporaries; do not make references const std::string key = i->first; const vconfig node = i->second; if(key == "part" && !node.empty()) { part_pointer_type const story_part(new part(node)); // Use scenario name as part title if the WML doesn't supply a custom one. if((*story_part).show_title() && (*story_part).title().empty()) { (*story_part).set_title( scenario_name_ ); } parts_.push_back(story_part); } // [if] else if(key == "if") { // check if the [if] tag has a [then] child; // if we try to execute a non-existing [then], we get a segfault if (game_events::conditional_passed(node)) { if (node.has_child("then")) { resolve_wml(node.child("then")); } } // condition not passed, check [elseif] and [else] else { // get all [elseif] children and set a flag vconfig::child_list elseif_children = node.get_children("elseif"); bool elseif_flag = false; // for each [elseif]: test if it has a [then] child // if the condition matches, execute [then] and raise flag for (vconfig::child_list::const_iterator elseif = elseif_children.begin(); elseif != elseif_children.end(); ++elseif) { if (game_events::conditional_passed(*elseif)) { if (elseif->has_child("then")) { resolve_wml(elseif->child("then")); } elseif_flag = true; break; } } // if we have an [else] tag and no [elseif] was successful (flag not raised), execute it if (node.has_child("else") && !elseif_flag) { resolve_wml(node.child("else")); } } } // [switch] else if(key == "switch") { const std::string var_name = node["variable"]; const std::string var_actual_value = resources::gamedata->get_variable_const(var_name); bool case_not_found = true; for(vconfig::all_children_iterator j = node.ordered_begin(); j != node.ordered_end(); ++j) { if(j->first != "case") continue; // Enter all matching cases. const std::string var_expected_value = (j->second)["value"]; if(var_actual_value == var_expected_value) { case_not_found = false; resolve_wml(j->second); } } if(case_not_found) { for(vconfig::all_children_iterator j = node.ordered_begin(); j != node.ordered_end(); ++j) { if(j->first != "else") continue; // Enter all elses. resolve_wml(j->second); } } } // [deprecated_message] else if(key == "deprecated_message") { // Won't appear until the scenario start event finishes. game_events::handle_deprecated_message(node.get_parsed_config()); } // [wml_message] else if(key == "wml_message") { // Pass to game events handler. As with [deprecated_message], // it won't appear until the scenario start event is complete. game_events::handle_wml_log_message(node.get_parsed_config()); } } }