godot/editor/doc_tools.cpp

1337 lines
42 KiB
C++

/*************************************************************************/
/* doc_tools.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "doc_tools.h"
#include "core/config/engine.h"
#include "core/config/project_settings.h"
#include "core/core_constants.h"
#include "core/io/compression.h"
#include "core/io/marshalls.h"
#include "core/object/script_language.h"
#include "core/os/dir_access.h"
#include "core/version.h"
#include "scene/resources/theme.h"
// Used for a hack preserving Mono properties on non-Mono builds.
#include "modules/modules_enabled.gen.h"
void DocTools::merge_from(const DocTools &p_data) {
for (Map<String, DocData::ClassDoc>::Element *E = class_list.front(); E; E = E->next()) {
DocData::ClassDoc &c = E->get();
if (!p_data.class_list.has(c.name)) {
continue;
}
const DocData::ClassDoc &cf = p_data.class_list[c.name];
c.description = cf.description;
c.brief_description = cf.brief_description;
c.tutorials = cf.tutorials;
for (int i = 0; i < c.methods.size(); i++) {
DocData::MethodDoc &m = c.methods.write[i];
for (int j = 0; j < cf.methods.size(); j++) {
if (cf.methods[j].name != m.name) {
continue;
}
if (cf.methods[j].arguments.size() != m.arguments.size()) {
continue;
}
// since polymorphic functions are allowed we need to check the type of
// the arguments so we make sure they are different.
int arg_count = cf.methods[j].arguments.size();
Vector<bool> arg_used;
arg_used.resize(arg_count);
for (int l = 0; l < arg_count; ++l) {
arg_used.write[l] = false;
}
// also there is no guarantee that argument ordering will match, so we
// have to check one by one so we make sure we have an exact match
for (int k = 0; k < arg_count; ++k) {
for (int l = 0; l < arg_count; ++l) {
if (cf.methods[j].arguments[k].type == m.arguments[l].type && !arg_used[l]) {
arg_used.write[l] = true;
break;
}
}
}
bool not_the_same = false;
for (int l = 0; l < arg_count; ++l) {
if (!arg_used[l]) { // at least one of the arguments was different
not_the_same = true;
}
}
if (not_the_same) {
continue;
}
const DocData::MethodDoc &mf = cf.methods[j];
m.description = mf.description;
break;
}
}
for (int i = 0; i < c.signals.size(); i++) {
DocData::MethodDoc &m = c.signals.write[i];
for (int j = 0; j < cf.signals.size(); j++) {
if (cf.signals[j].name != m.name) {
continue;
}
const DocData::MethodDoc &mf = cf.signals[j];
m.description = mf.description;
break;
}
}
for (int i = 0; i < c.constants.size(); i++) {
DocData::ConstantDoc &m = c.constants.write[i];
for (int j = 0; j < cf.constants.size(); j++) {
if (cf.constants[j].name != m.name) {
continue;
}
const DocData::ConstantDoc &mf = cf.constants[j];
m.description = mf.description;
break;
}
}
for (int i = 0; i < c.properties.size(); i++) {
DocData::PropertyDoc &p = c.properties.write[i];
for (int j = 0; j < cf.properties.size(); j++) {
if (cf.properties[j].name != p.name) {
continue;
}
const DocData::PropertyDoc &pf = cf.properties[j];
p.description = pf.description;
break;
}
}
for (int i = 0; i < c.theme_properties.size(); i++) {
DocData::PropertyDoc &p = c.theme_properties.write[i];
for (int j = 0; j < cf.theme_properties.size(); j++) {
if (cf.theme_properties[j].name != p.name) {
continue;
}
const DocData::PropertyDoc &pf = cf.theme_properties[j];
p.description = pf.description;
break;
}
}
#ifndef MODULE_MONO_ENABLED
// The Mono module defines some properties that we want to keep when
// re-generating docs with a non-Mono build, to prevent pointless diffs
// (and loss of descriptions) depending on the config of the doc writer.
// We use a horrible hack to force keeping the relevant properties,
// hardcoded below. At least it's an ad hoc hack... ¯\_(ツ)_/¯
// Don't show this to your kids.
if (c.name == "@GlobalScope") {
// Retrieve GodotSharp singleton.
for (int j = 0; j < cf.properties.size(); j++) {
if (cf.properties[j].name == "GodotSharp") {
c.properties.push_back(cf.properties[j]);
}
}
}
#endif
}
}
void DocTools::remove_from(const DocTools &p_data) {
for (Map<String, DocData::ClassDoc>::Element *E = p_data.class_list.front(); E; E = E->next()) {
if (class_list.has(E->key())) {
class_list.erase(E->key());
}
}
}
void DocTools::add_doc(const DocData::ClassDoc &p_class_doc) {
ERR_FAIL_COND(p_class_doc.name == "");
class_list[p_class_doc.name] = p_class_doc;
}
void DocTools::remove_doc(const String &p_class_name) {
ERR_FAIL_COND(p_class_name == "" || !class_list.has(p_class_name));
class_list.erase(p_class_name);
}
bool DocTools::has_doc(const String &p_class_name) {
if (p_class_name == "") {
return false;
}
return class_list.has(p_class_name);
}
static Variant get_documentation_default_value(const StringName &p_class_name, const StringName &p_property_name, bool &r_default_value_valid) {
Variant default_value = Variant();
r_default_value_valid = false;
if (ClassDB::can_instance(p_class_name)) {
default_value = ClassDB::class_get_default_property_value(p_class_name, p_property_name, &r_default_value_valid);
} else {
// Cannot get default value of classes that can't be instanced
List<StringName> inheriting_classes;
ClassDB::get_direct_inheriters_from_class(p_class_name, &inheriting_classes);
for (List<StringName>::Element *E2 = inheriting_classes.front(); E2; E2 = E2->next()) {
if (ClassDB::can_instance(E2->get())) {
default_value = ClassDB::class_get_default_property_value(E2->get(), p_property_name, &r_default_value_valid);
if (r_default_value_valid) {
break;
}
}
}
}
return default_value;
}
void DocTools::generate(bool p_basic_types) {
List<StringName> classes;
ClassDB::get_class_list(&classes);
classes.sort_custom<StringName::AlphCompare>();
// Move ProjectSettings, so that other classes can register properties there.
classes.move_to_back(classes.find("ProjectSettings"));
bool skip_setter_getter_methods = true;
while (classes.size()) {
Set<StringName> setters_getters;
String name = classes.front()->get();
if (!ClassDB::is_class_exposed(name)) {
print_verbose(vformat("Class '%s' is not exposed, skipping.", name));
classes.pop_front();
continue;
}
String cname = name;
if (cname.begins_with("_")) { //proxy class
cname = cname.substr(1, name.length());
}
class_list[cname] = DocData::ClassDoc();
DocData::ClassDoc &c = class_list[cname];
c.name = cname;
c.inherits = ClassDB::get_parent_class(name);
List<PropertyInfo> properties;
List<PropertyInfo> own_properties;
if (name == "ProjectSettings") {
//special case for project settings, so settings can be documented
ProjectSettings::get_singleton()->get_property_list(&properties);
own_properties = properties;
} else {
ClassDB::get_property_list(name, &properties);
ClassDB::get_property_list(name, &own_properties, true);
}
List<PropertyInfo>::Element *EO = own_properties.front();
for (List<PropertyInfo>::Element *E = properties.front(); E; E = E->next()) {
bool inherited = EO == nullptr;
if (EO && EO->get() == E->get()) {
inherited = false;
EO = EO->next();
}
if (E->get().usage & PROPERTY_USAGE_GROUP || E->get().usage & PROPERTY_USAGE_SUBGROUP || E->get().usage & PROPERTY_USAGE_CATEGORY || E->get().usage & PROPERTY_USAGE_INTERNAL) {
continue;
}
DocData::PropertyDoc prop;
prop.name = E->get().name;
prop.overridden = inherited;
bool default_value_valid = false;
Variant default_value;
if (name == "ProjectSettings") {
// Special case for project settings, so that settings are not taken from the current project's settings
if (E->get().name == "script" || !ProjectSettings::get_singleton()->is_builtin_setting(E->get().name)) {
continue;
}
if (E->get().usage & PROPERTY_USAGE_EDITOR) {
if (!ProjectSettings::get_singleton()->get_ignore_value_in_docs(E->get().name)) {
default_value = ProjectSettings::get_singleton()->property_get_revert(E->get().name);
default_value_valid = true;
}
}
} else {
default_value = get_documentation_default_value(name, E->get().name, default_value_valid);
if (inherited) {
bool base_default_value_valid = false;
Variant base_default_value = get_documentation_default_value(ClassDB::get_parent_class(name), E->get().name, base_default_value_valid);
if (!default_value_valid || !base_default_value_valid || default_value == base_default_value) {
continue;
}
}
}
//used to track uninitialized values using valgrind
//print_line("getting default value for " + String(name) + "." + String(E->get().name));
if (default_value_valid && default_value.get_type() != Variant::OBJECT) {
prop.default_value = default_value.get_construct_string().replace("\n", "");
}
StringName setter = ClassDB::get_property_setter(name, E->get().name);
StringName getter = ClassDB::get_property_getter(name, E->get().name);
prop.setter = setter;
prop.getter = getter;
bool found_type = false;
if (getter != StringName()) {
MethodBind *mb = ClassDB::get_method(name, getter);
if (mb) {
PropertyInfo retinfo = mb->get_return_info();
found_type = true;
if (retinfo.type == Variant::INT && retinfo.usage & PROPERTY_USAGE_CLASS_IS_ENUM) {
prop.enumeration = retinfo.class_name;
prop.type = "int";
} else if (retinfo.class_name != StringName()) {
prop.type = retinfo.class_name;
} else if (retinfo.type == Variant::ARRAY && retinfo.hint == PROPERTY_HINT_ARRAY_TYPE) {
prop.type = retinfo.hint_string + "[]";
} else if (retinfo.hint == PROPERTY_HINT_RESOURCE_TYPE) {
prop.type = retinfo.hint_string;
} else if (retinfo.type == Variant::NIL && retinfo.usage & PROPERTY_USAGE_NIL_IS_VARIANT) {
prop.type = "Variant";
} else if (retinfo.type == Variant::NIL) {
prop.type = "void";
} else {
prop.type = Variant::get_type_name(retinfo.type);
}
}
setters_getters.insert(getter);
}
if (setter != StringName()) {
setters_getters.insert(setter);
}
if (!found_type) {
if (E->get().type == Variant::OBJECT && E->get().hint == PROPERTY_HINT_RESOURCE_TYPE) {
prop.type = E->get().hint_string;
} else {
prop.type = Variant::get_type_name(E->get().type);
}
}
c.properties.push_back(prop);
}
List<MethodInfo> method_list;
ClassDB::get_method_list(name, &method_list, true);
method_list.sort();
for (List<MethodInfo>::Element *E = method_list.front(); E; E = E->next()) {
if (E->get().name == "" || (E->get().name[0] == '_' && !(E->get().flags & METHOD_FLAG_VIRTUAL))) {
continue; //hidden, don't count
}
if (skip_setter_getter_methods && setters_getters.has(E->get().name)) {
// Don't skip parametric setters and getters, i.e. method which require
// one or more parameters to define what property should be set or retrieved.
// E.g. CPUParticles3D::set_param(Parameter param, float value).
if (E->get().arguments.size() == 0 /* getter */ || (E->get().arguments.size() == 1 && E->get().return_val.type == Variant::NIL /* setter */)) {
continue;
}
}
DocData::MethodDoc method;
method.name = E->get().name;
if (E->get().flags & METHOD_FLAG_VIRTUAL) {
method.qualifiers = "virtual";
}
if (E->get().flags & METHOD_FLAG_CONST) {
if (method.qualifiers != "") {
method.qualifiers += " ";
}
method.qualifiers += "const";
} else if (E->get().flags & METHOD_FLAG_VARARG) {
if (method.qualifiers != "") {
method.qualifiers += " ";
}
method.qualifiers += "vararg";
}
for (int i = -1; i < E->get().arguments.size(); i++) {
if (i == -1) {
#ifdef DEBUG_METHODS_ENABLED
DocData::return_doc_from_retinfo(method, E->get().return_val);
#endif
} else {
const PropertyInfo &arginfo = E->get().arguments[i];
DocData::ArgumentDoc argument;
DocData::argument_doc_from_arginfo(argument, arginfo);
int darg_idx = i - (E->get().arguments.size() - E->get().default_arguments.size());
if (darg_idx >= 0) {
Variant default_arg = E->get().default_arguments[darg_idx];
argument.default_value = default_arg.get_construct_string();
}
method.arguments.push_back(argument);
}
}
c.methods.push_back(method);
}
List<MethodInfo> signal_list;
ClassDB::get_signal_list(name, &signal_list, true);
if (signal_list.size()) {
for (List<MethodInfo>::Element *EV = signal_list.front(); EV; EV = EV->next()) {
DocData::MethodDoc signal;
signal.name = EV->get().name;
for (int i = 0; i < EV->get().arguments.size(); i++) {
const PropertyInfo &arginfo = EV->get().arguments[i];
DocData::ArgumentDoc argument;
DocData::argument_doc_from_arginfo(argument, arginfo);
signal.arguments.push_back(argument);
}
c.signals.push_back(signal);
}
}
List<String> constant_list;
ClassDB::get_integer_constant_list(name, &constant_list, true);
for (List<String>::Element *E = constant_list.front(); E; E = E->next()) {
DocData::ConstantDoc constant;
constant.name = E->get();
constant.value = itos(ClassDB::get_integer_constant(name, E->get()));
constant.is_value_valid = true;
constant.enumeration = ClassDB::get_integer_constant_enum(name, E->get());
c.constants.push_back(constant);
}
//theme stuff
{
List<StringName> l;
Theme::get_default()->get_constant_list(cname, &l);
for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
DocData::PropertyDoc pd;
pd.name = E->get();
pd.type = "int";
pd.default_value = itos(Theme::get_default()->get_constant(E->get(), cname));
c.theme_properties.push_back(pd);
}
l.clear();
Theme::get_default()->get_color_list(cname, &l);
for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
DocData::PropertyDoc pd;
pd.name = E->get();
pd.type = "Color";
pd.default_value = Variant(Theme::get_default()->get_color(E->get(), cname)).get_construct_string();
c.theme_properties.push_back(pd);
}
l.clear();
Theme::get_default()->get_icon_list(cname, &l);
for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
DocData::PropertyDoc pd;
pd.name = E->get();
pd.type = "Texture2D";
c.theme_properties.push_back(pd);
}
l.clear();
Theme::get_default()->get_font_list(cname, &l);
for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
DocData::PropertyDoc pd;
pd.name = E->get();
pd.type = "Font";
c.theme_properties.push_back(pd);
}
l.clear();
Theme::get_default()->get_font_size_list(cname, &l);
for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
DocData::PropertyDoc pd;
pd.name = E->get();
pd.type = "int";
c.theme_properties.push_back(pd);
}
l.clear();
Theme::get_default()->get_stylebox_list(cname, &l);
for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
DocData::PropertyDoc pd;
pd.name = E->get();
pd.type = "StyleBox";
c.theme_properties.push_back(pd);
}
}
classes.pop_front();
}
{
// So we can document the concept of Variant even if it's not a usable class per se.
class_list["Variant"] = DocData::ClassDoc();
class_list["Variant"].name = "Variant";
}
if (!p_basic_types) {
return;
}
// Add Variant types.
for (int i = 0; i < Variant::VARIANT_MAX; i++) {
if (i == Variant::NIL) {
continue; // Not exposed outside of 'null', should not be in class list.
}
if (i == Variant::OBJECT) {
continue; // Use the core type instead.
}
String cname = Variant::get_type_name(Variant::Type(i));
class_list[cname] = DocData::ClassDoc();
DocData::ClassDoc &c = class_list[cname];
c.name = cname;
Callable::CallError cerror;
Variant v;
Variant::construct(Variant::Type(i), v, nullptr, 0, cerror);
List<MethodInfo> method_list;
v.get_method_list(&method_list);
method_list.sort();
Variant::get_constructor_list(Variant::Type(i), &method_list);
for (int j = 0; j < Variant::OP_AND; j++) { // Showing above 'and' is pretty confusing and there are a lot of variations.
for (int k = 0; k < Variant::VARIANT_MAX; k++) {
Variant::Type rt = Variant::get_operator_return_type(Variant::Operator(j), Variant::Type(i), Variant::Type(k));
if (rt != Variant::NIL) { // Has operator.
// Skip String % operator as it's registered separately for each Variant arg type,
// we'll add it manually below.
if (i == Variant::STRING && Variant::Operator(j) == Variant::OP_MODULE) {
continue;
}
MethodInfo mi;
mi.name = "operator " + Variant::get_operator_name(Variant::Operator(j));
mi.return_val.type = rt;
if (k != Variant::NIL) {
PropertyInfo arg;
arg.name = "right";
arg.type = Variant::Type(k);
mi.arguments.push_back(arg);
}
method_list.push_back(mi);
}
}
}
if (i == Variant::STRING) {
// We skipped % operator above, and we register it manually once for Variant arg type here.
MethodInfo mi;
mi.name = "operator %";
mi.return_val.type = Variant::STRING;
PropertyInfo arg;
arg.name = "right";
arg.type = Variant::NIL;
arg.usage = PROPERTY_USAGE_NIL_IS_VARIANT;
mi.arguments.push_back(arg);
method_list.push_back(mi);
}
if (Variant::is_keyed(Variant::Type(i))) {
MethodInfo mi;
mi.name = "operator []";
mi.return_val.type = Variant::NIL;
mi.return_val.usage = PROPERTY_USAGE_NIL_IS_VARIANT;
PropertyInfo arg;
arg.name = "key";
arg.type = Variant::NIL;
arg.usage = PROPERTY_USAGE_NIL_IS_VARIANT;
mi.arguments.push_back(arg);
method_list.push_back(mi);
} else if (Variant::has_indexing(Variant::Type(i))) {
MethodInfo mi;
mi.name = "operator []";
mi.return_val.type = Variant::get_indexed_element_type(Variant::Type(i));
PropertyInfo arg;
arg.name = "index";
arg.type = Variant::INT;
mi.arguments.push_back(arg);
method_list.push_back(mi);
}
for (List<MethodInfo>::Element *E = method_list.front(); E; E = E->next()) {
MethodInfo &mi = E->get();
DocData::MethodDoc method;
method.name = mi.name;
if (method.name == cname) {
method.qualifiers = "constructor";
} else if (method.name.begins_with("operator")) {
method.qualifiers = "operator";
}
for (int j = 0; j < mi.arguments.size(); j++) {
PropertyInfo arginfo = mi.arguments[j];
DocData::ArgumentDoc ad;
DocData::argument_doc_from_arginfo(ad, mi.arguments[j]);
ad.name = arginfo.name;
int darg_idx = mi.default_arguments.size() - mi.arguments.size() + j;
if (darg_idx >= 0) {
Variant default_arg = mi.default_arguments[darg_idx];
ad.default_value = default_arg.get_construct_string();
}
method.arguments.push_back(ad);
}
DocData::return_doc_from_retinfo(method, mi.return_val);
if (mi.flags & METHOD_FLAG_VARARG) {
if (method.qualifiers != "") {
method.qualifiers += " ";
}
method.qualifiers += "vararg";
}
c.methods.push_back(method);
}
List<PropertyInfo> properties;
v.get_property_list(&properties);
for (List<PropertyInfo>::Element *E = properties.front(); E; E = E->next()) {
PropertyInfo pi = E->get();
DocData::PropertyDoc property;
property.name = pi.name;
property.type = Variant::get_type_name(pi.type);
property.default_value = v.get(pi.name).get_construct_string();
c.properties.push_back(property);
}
List<StringName> constants;
Variant::get_constants_for_type(Variant::Type(i), &constants);
for (List<StringName>::Element *E = constants.front(); E; E = E->next()) {
DocData::ConstantDoc constant;
constant.name = E->get();
Variant value = Variant::get_constant_value(Variant::Type(i), E->get());
constant.value = value.get_type() == Variant::INT ? itos(value) : value.get_construct_string();
constant.is_value_valid = true;
c.constants.push_back(constant);
}
}
//built in constants and functions
{
String cname = "@GlobalScope";
class_list[cname] = DocData::ClassDoc();
DocData::ClassDoc &c = class_list[cname];
c.name = cname;
for (int i = 0; i < CoreConstants::get_global_constant_count(); i++) {
DocData::ConstantDoc cd;
cd.name = CoreConstants::get_global_constant_name(i);
if (!CoreConstants::get_ignore_value_in_docs(i)) {
cd.value = itos(CoreConstants::get_global_constant_value(i));
cd.is_value_valid = true;
} else {
cd.is_value_valid = false;
}
cd.enumeration = CoreConstants::get_global_constant_enum(i);
c.constants.push_back(cd);
}
List<Engine::Singleton> singletons;
Engine::get_singleton()->get_singletons(&singletons);
//servers (this is kind of hackish)
for (List<Engine::Singleton>::Element *E = singletons.front(); E; E = E->next()) {
DocData::PropertyDoc pd;
Engine::Singleton &s = E->get();
if (!s.ptr) {
continue;
}
pd.name = s.name;
pd.type = s.ptr->get_class();
while (String(ClassDB::get_parent_class(pd.type)) != "Object") {
pd.type = ClassDB::get_parent_class(pd.type);
}
if (pd.type.begins_with("_")) {
pd.type = pd.type.substr(1, pd.type.length());
}
c.properties.push_back(pd);
}
List<StringName> utility_functions;
Variant::get_utility_function_list(&utility_functions);
utility_functions.sort_custom<StringName::AlphCompare>();
for (List<StringName>::Element *E = utility_functions.front(); E; E = E->next()) {
DocData::MethodDoc md;
md.name = E->get();
//return
if (Variant::has_utility_function_return_value(E->get())) {
PropertyInfo pi;
pi.type = Variant::get_utility_function_return_type(E->get());
if (pi.type == Variant::NIL) {
pi.usage = PROPERTY_USAGE_NIL_IS_VARIANT;
}
DocData::ArgumentDoc ad;
DocData::argument_doc_from_arginfo(ad, pi);
md.return_type = ad.type;
}
if (Variant::is_utility_function_vararg(E->get())) {
md.qualifiers = "vararg";
} else {
for (int i = 0; i < Variant::get_utility_function_argument_count(E->get()); i++) {
PropertyInfo pi;
pi.type = Variant::get_utility_function_argument_type(E->get(), i);
pi.name = Variant::get_utility_function_argument_name(E->get(), i);
if (pi.type == Variant::NIL) {
pi.usage = PROPERTY_USAGE_NIL_IS_VARIANT;
}
DocData::ArgumentDoc ad;
DocData::argument_doc_from_arginfo(ad, pi);
md.arguments.push_back(ad);
}
}
c.methods.push_back(md);
}
}
// Built-in script reference.
// We only add a doc entry for languages which actually define any built-in
// methods or constants.
{
for (int i = 0; i < ScriptServer::get_language_count(); i++) {
ScriptLanguage *lang = ScriptServer::get_language(i);
String cname = "@" + lang->get_name();
DocData::ClassDoc c;
c.name = cname;
// Get functions.
List<MethodInfo> minfo;
lang->get_public_functions(&minfo);
for (List<MethodInfo>::Element *E = minfo.front(); E; E = E->next()) {
MethodInfo &mi = E->get();
DocData::MethodDoc md;
md.name = mi.name;
if (mi.flags & METHOD_FLAG_VARARG) {
if (md.qualifiers != "") {
md.qualifiers += " ";
}
md.qualifiers += "vararg";
}
DocData::return_doc_from_retinfo(md, mi.return_val);
for (int j = 0; j < mi.arguments.size(); j++) {
DocData::ArgumentDoc ad;
DocData::argument_doc_from_arginfo(ad, mi.arguments[j]);
int darg_idx = j - (mi.arguments.size() - mi.default_arguments.size());
if (darg_idx >= 0) {
Variant default_arg = E->get().default_arguments[darg_idx];
ad.default_value = default_arg.get_construct_string();
}
md.arguments.push_back(ad);
}
c.methods.push_back(md);
}
// Get constants.
List<Pair<String, Variant>> cinfo;
lang->get_public_constants(&cinfo);
for (List<Pair<String, Variant>>::Element *E = cinfo.front(); E; E = E->next()) {
DocData::ConstantDoc cd;
cd.name = E->get().first;
cd.value = E->get().second;
cd.is_value_valid = true;
c.constants.push_back(cd);
}
// Skip adding the lang if it doesn't expose anything (e.g. C#).
if (c.methods.empty() && c.constants.empty()) {
continue;
}
class_list[cname] = c;
}
}
}
static Error _parse_methods(Ref<XMLParser> &parser, Vector<DocData::MethodDoc> &methods) {
String section = parser->get_node_name();
String element = section.substr(0, section.length() - 1);
while (parser->read() == OK) {
if (parser->get_node_type() == XMLParser::NODE_ELEMENT) {
if (parser->get_node_name() == element) {
DocData::MethodDoc method;
ERR_FAIL_COND_V(!parser->has_attribute("name"), ERR_FILE_CORRUPT);
method.name = parser->get_attribute_value("name");
if (parser->has_attribute("qualifiers")) {
method.qualifiers = parser->get_attribute_value("qualifiers");
}
while (parser->read() == OK) {
if (parser->get_node_type() == XMLParser::NODE_ELEMENT) {
String name = parser->get_node_name();
if (name == "return") {
ERR_FAIL_COND_V(!parser->has_attribute("type"), ERR_FILE_CORRUPT);
method.return_type = parser->get_attribute_value("type");
if (parser->has_attribute("enum")) {
method.return_enum = parser->get_attribute_value("enum");
}
} else if (name == "argument") {
DocData::ArgumentDoc argument;
ERR_FAIL_COND_V(!parser->has_attribute("name"), ERR_FILE_CORRUPT);
argument.name = parser->get_attribute_value("name");
ERR_FAIL_COND_V(!parser->has_attribute("type"), ERR_FILE_CORRUPT);
argument.type = parser->get_attribute_value("type");
if (parser->has_attribute("enum")) {
argument.enumeration = parser->get_attribute_value("enum");
}
method.arguments.push_back(argument);
} else if (name == "description") {
parser->read();
if (parser->get_node_type() == XMLParser::NODE_TEXT) {
method.description = parser->get_node_data();
}
}
} else if (parser->get_node_type() == XMLParser::NODE_ELEMENT_END && parser->get_node_name() == element) {
break;
}
}
methods.push_back(method);
} else {
ERR_FAIL_V_MSG(ERR_FILE_CORRUPT, "Invalid tag in doc file: " + parser->get_node_name() + ".");
}
} else if (parser->get_node_type() == XMLParser::NODE_ELEMENT_END && parser->get_node_name() == section) {
break;
}
}
return OK;
}
Error DocTools::load_classes(const String &p_dir) {
Error err;
DirAccessRef da = DirAccess::open(p_dir, &err);
if (!da) {
return err;
}
da->list_dir_begin();
String path;
path = da->get_next();
while (path != String()) {
if (!da->current_is_dir() && path.ends_with("xml")) {
Ref<XMLParser> parser = memnew(XMLParser);
Error err2 = parser->open(p_dir.plus_file(path));
if (err2) {
return err2;
}
_load(parser);
}
path = da->get_next();
}
da->list_dir_end();
return OK;
}
Error DocTools::erase_classes(const String &p_dir) {
Error err;
DirAccessRef da = DirAccess::open(p_dir, &err);
if (!da) {
return err;
}
List<String> to_erase;
da->list_dir_begin();
String path;
path = da->get_next();
while (path != String()) {
if (!da->current_is_dir() && path.ends_with("xml")) {
to_erase.push_back(path);
}
path = da->get_next();
}
da->list_dir_end();
while (to_erase.size()) {
da->remove(to_erase.front()->get());
to_erase.pop_front();
}
return OK;
}
Error DocTools::_load(Ref<XMLParser> parser) {
Error err = OK;
while ((err = parser->read()) == OK) {
if (parser->get_node_type() == XMLParser::NODE_ELEMENT && parser->get_node_name() == "?xml") {
parser->skip_section();
}
if (parser->get_node_type() != XMLParser::NODE_ELEMENT) {
continue; //no idea what this may be, but skipping anyway
}
ERR_FAIL_COND_V(parser->get_node_name() != "class", ERR_FILE_CORRUPT);
ERR_FAIL_COND_V(!parser->has_attribute("name"), ERR_FILE_CORRUPT);
String name = parser->get_attribute_value("name");
class_list[name] = DocData::ClassDoc();
DocData::ClassDoc &c = class_list[name];
c.name = name;
if (parser->has_attribute("inherits")) {
c.inherits = parser->get_attribute_value("inherits");
}
while (parser->read() == OK) {
if (parser->get_node_type() == XMLParser::NODE_ELEMENT) {
String name2 = parser->get_node_name();
if (name2 == "brief_description") {
parser->read();
if (parser->get_node_type() == XMLParser::NODE_TEXT) {
c.brief_description = parser->get_node_data();
}
} else if (name2 == "description") {
parser->read();
if (parser->get_node_type() == XMLParser::NODE_TEXT) {
c.description = parser->get_node_data();
}
} else if (name2 == "tutorials") {
while (parser->read() == OK) {
if (parser->get_node_type() == XMLParser::NODE_ELEMENT) {
String name3 = parser->get_node_name();
if (name3 == "link") {
DocData::TutorialDoc tutorial;
if (parser->has_attribute("title")) {
tutorial.title = parser->get_attribute_value("title");
}
parser->read();
if (parser->get_node_type() == XMLParser::NODE_TEXT) {
tutorial.link = parser->get_node_data().strip_edges();
c.tutorials.push_back(tutorial);
}
} else {
ERR_FAIL_V_MSG(ERR_FILE_CORRUPT, "Invalid tag in doc file: " + name3 + ".");
}
} else if (parser->get_node_type() == XMLParser::NODE_ELEMENT_END && parser->get_node_name() == "tutorials") {
break; // End of <tutorials>.
}
}
} else if (name2 == "methods") {
Error err2 = _parse_methods(parser, c.methods);
ERR_FAIL_COND_V(err2, err2);
} else if (name2 == "signals") {
Error err2 = _parse_methods(parser, c.signals);
ERR_FAIL_COND_V(err2, err2);
} else if (name2 == "members") {
while (parser->read() == OK) {
if (parser->get_node_type() == XMLParser::NODE_ELEMENT) {
String name3 = parser->get_node_name();
if (name3 == "member") {
DocData::PropertyDoc prop2;
ERR_FAIL_COND_V(!parser->has_attribute("name"), ERR_FILE_CORRUPT);
prop2.name = parser->get_attribute_value("name");
ERR_FAIL_COND_V(!parser->has_attribute("type"), ERR_FILE_CORRUPT);
prop2.type = parser->get_attribute_value("type");
if (parser->has_attribute("setter")) {
prop2.setter = parser->get_attribute_value("setter");
}
if (parser->has_attribute("getter")) {
prop2.getter = parser->get_attribute_value("getter");
}
if (parser->has_attribute("enum")) {
prop2.enumeration = parser->get_attribute_value("enum");
}
if (!parser->is_empty()) {
parser->read();
if (parser->get_node_type() == XMLParser::NODE_TEXT) {
prop2.description = parser->get_node_data();
}
}
c.properties.push_back(prop2);
} else {
ERR_FAIL_V_MSG(ERR_FILE_CORRUPT, "Invalid tag in doc file: " + name3 + ".");
}
} else if (parser->get_node_type() == XMLParser::NODE_ELEMENT_END && parser->get_node_name() == "members") {
break; // End of <members>.
}
}
} else if (name2 == "theme_items") {
while (parser->read() == OK) {
if (parser->get_node_type() == XMLParser::NODE_ELEMENT) {
String name3 = parser->get_node_name();
if (name3 == "theme_item") {
DocData::PropertyDoc prop2;
ERR_FAIL_COND_V(!parser->has_attribute("name"), ERR_FILE_CORRUPT);
prop2.name = parser->get_attribute_value("name");
ERR_FAIL_COND_V(!parser->has_attribute("type"), ERR_FILE_CORRUPT);
prop2.type = parser->get_attribute_value("type");
if (!parser->is_empty()) {
parser->read();
if (parser->get_node_type() == XMLParser::NODE_TEXT) {
prop2.description = parser->get_node_data();
}
}
c.theme_properties.push_back(prop2);
} else {
ERR_FAIL_V_MSG(ERR_FILE_CORRUPT, "Invalid tag in doc file: " + name3 + ".");
}
} else if (parser->get_node_type() == XMLParser::NODE_ELEMENT_END && parser->get_node_name() == "theme_items") {
break; // End of <theme_items>.
}
}
} else if (name2 == "constants") {
while (parser->read() == OK) {
if (parser->get_node_type() == XMLParser::NODE_ELEMENT) {
String name3 = parser->get_node_name();
if (name3 == "constant") {
DocData::ConstantDoc constant2;
ERR_FAIL_COND_V(!parser->has_attribute("name"), ERR_FILE_CORRUPT);
constant2.name = parser->get_attribute_value("name");
ERR_FAIL_COND_V(!parser->has_attribute("value"), ERR_FILE_CORRUPT);
constant2.value = parser->get_attribute_value("value");
constant2.is_value_valid = true;
if (parser->has_attribute("enum")) {
constant2.enumeration = parser->get_attribute_value("enum");
}
if (!parser->is_empty()) {
parser->read();
if (parser->get_node_type() == XMLParser::NODE_TEXT) {
constant2.description = parser->get_node_data();
}
}
c.constants.push_back(constant2);
} else {
ERR_FAIL_V_MSG(ERR_FILE_CORRUPT, "Invalid tag in doc file: " + name3 + ".");
}
} else if (parser->get_node_type() == XMLParser::NODE_ELEMENT_END && parser->get_node_name() == "constants") {
break; // End of <constants>.
}
}
} else {
ERR_FAIL_V_MSG(ERR_FILE_CORRUPT, "Invalid tag in doc file: " + name2 + ".");
}
} else if (parser->get_node_type() == XMLParser::NODE_ELEMENT_END && parser->get_node_name() == "class") {
break; // End of <class>.
}
}
}
return OK;
}
static void _write_string(FileAccess *f, int p_tablevel, const String &p_string) {
if (p_string == "") {
return;
}
String tab;
for (int i = 0; i < p_tablevel; i++) {
tab += "\t";
}
f->store_string(tab + p_string + "\n");
}
Error DocTools::save_classes(const String &p_default_path, const Map<String, String> &p_class_path) {
for (Map<String, DocData::ClassDoc>::Element *E = class_list.front(); E; E = E->next()) {
DocData::ClassDoc &c = E->get();
String save_path;
if (p_class_path.has(c.name)) {
save_path = p_class_path[c.name];
} else {
save_path = p_default_path;
}
Error err;
String save_file = save_path.plus_file(c.name + ".xml");
FileAccessRef f = FileAccess::open(save_file, FileAccess::WRITE, &err);
ERR_CONTINUE_MSG(err != OK, "Can't write doc file: " + save_file + ".");
_write_string(f, 0, "<?xml version=\"1.0\" encoding=\"UTF-8\" ?>");
String header = "<class name=\"" + c.name + "\"";
if (c.inherits != "") {
header += " inherits=\"" + c.inherits + "\"";
}
header += String(" version=\"") + VERSION_BRANCH + "\"";
header += ">";
_write_string(f, 0, header);
_write_string(f, 1, "<brief_description>");
_write_string(f, 2, c.brief_description.strip_edges().xml_escape());
_write_string(f, 1, "</brief_description>");
_write_string(f, 1, "<description>");
_write_string(f, 2, c.description.strip_edges().xml_escape());
_write_string(f, 1, "</description>");
_write_string(f, 1, "<tutorials>");
for (int i = 0; i < c.tutorials.size(); i++) {
DocData::TutorialDoc tutorial = c.tutorials.get(i);
String title_attribute = (!tutorial.title.empty()) ? " title=\"" + tutorial.title.xml_escape() + "\"" : "";
_write_string(f, 2, "<link" + title_attribute + ">" + tutorial.link.xml_escape() + "</link>");
}
_write_string(f, 1, "</tutorials>");
_write_string(f, 1, "<methods>");
c.methods.sort();
for (int i = 0; i < c.methods.size(); i++) {
const DocData::MethodDoc &m = c.methods[i];
String qualifiers;
if (m.qualifiers != "") {
qualifiers += " qualifiers=\"" + m.qualifiers.xml_escape() + "\"";
}
_write_string(f, 2, "<method name=\"" + m.name.xml_escape() + "\"" + qualifiers + ">");
if (m.return_type != "") {
String enum_text;
if (m.return_enum != String()) {
enum_text = " enum=\"" + m.return_enum + "\"";
}
_write_string(f, 3, "<return type=\"" + m.return_type + "\"" + enum_text + ">");
_write_string(f, 3, "</return>");
}
for (int j = 0; j < m.arguments.size(); j++) {
const DocData::ArgumentDoc &a = m.arguments[j];
String enum_text;
if (a.enumeration != String()) {
enum_text = " enum=\"" + a.enumeration + "\"";
}
if (a.default_value != "") {
_write_string(f, 3, "<argument index=\"" + itos(j) + "\" name=\"" + a.name.xml_escape() + "\" type=\"" + a.type.xml_escape() + "\"" + enum_text + " default=\"" + a.default_value.xml_escape(true) + "\">");
} else {
_write_string(f, 3, "<argument index=\"" + itos(j) + "\" name=\"" + a.name.xml_escape() + "\" type=\"" + a.type.xml_escape() + "\"" + enum_text + ">");
}
_write_string(f, 3, "</argument>");
}
_write_string(f, 3, "<description>");
_write_string(f, 4, m.description.strip_edges().xml_escape());
_write_string(f, 3, "</description>");
_write_string(f, 2, "</method>");
}
_write_string(f, 1, "</methods>");
if (c.properties.size()) {
_write_string(f, 1, "<members>");
c.properties.sort();
for (int i = 0; i < c.properties.size(); i++) {
String additional_attributes;
if (c.properties[i].enumeration != String()) {
additional_attributes += " enum=\"" + c.properties[i].enumeration + "\"";
}
if (c.properties[i].default_value != String()) {
additional_attributes += " default=\"" + c.properties[i].default_value.xml_escape(true) + "\"";
}
const DocData::PropertyDoc &p = c.properties[i];
if (c.properties[i].overridden) {
_write_string(f, 2, "<member name=\"" + p.name + "\" type=\"" + p.type + "\" setter=\"" + p.setter + "\" getter=\"" + p.getter + "\" override=\"true\"" + additional_attributes + " />");
} else {
_write_string(f, 2, "<member name=\"" + p.name + "\" type=\"" + p.type + "\" setter=\"" + p.setter + "\" getter=\"" + p.getter + "\"" + additional_attributes + ">");
_write_string(f, 3, p.description.strip_edges().xml_escape());
_write_string(f, 2, "</member>");
}
}
_write_string(f, 1, "</members>");
}
if (c.signals.size()) {
c.signals.sort();
_write_string(f, 1, "<signals>");
for (int i = 0; i < c.signals.size(); i++) {
const DocData::MethodDoc &m = c.signals[i];
_write_string(f, 2, "<signal name=\"" + m.name + "\">");
for (int j = 0; j < m.arguments.size(); j++) {
const DocData::ArgumentDoc &a = m.arguments[j];
_write_string(f, 3, "<argument index=\"" + itos(j) + "\" name=\"" + a.name.xml_escape() + "\" type=\"" + a.type.xml_escape() + "\">");
_write_string(f, 3, "</argument>");
}
_write_string(f, 3, "<description>");
_write_string(f, 4, m.description.strip_edges().xml_escape());
_write_string(f, 3, "</description>");
_write_string(f, 2, "</signal>");
}
_write_string(f, 1, "</signals>");
}
_write_string(f, 1, "<constants>");
for (int i = 0; i < c.constants.size(); i++) {
const DocData::ConstantDoc &k = c.constants[i];
if (k.is_value_valid) {
if (k.enumeration != String()) {
_write_string(f, 2, "<constant name=\"" + k.name + "\" value=\"" + k.value + "\" enum=\"" + k.enumeration + "\">");
} else {
_write_string(f, 2, "<constant name=\"" + k.name + "\" value=\"" + k.value + "\">");
}
} else {
if (k.enumeration != String()) {
_write_string(f, 2, "<constant name=\"" + k.name + "\" value=\"platform-dependent\" enum=\"" + k.enumeration + "\">");
} else {
_write_string(f, 2, "<constant name=\"" + k.name + "\" value=\"platform-dependent\">");
}
}
_write_string(f, 3, k.description.strip_edges().xml_escape());
_write_string(f, 2, "</constant>");
}
_write_string(f, 1, "</constants>");
if (c.theme_properties.size()) {
c.theme_properties.sort();
_write_string(f, 1, "<theme_items>");
for (int i = 0; i < c.theme_properties.size(); i++) {
const DocData::PropertyDoc &p = c.theme_properties[i];
if (p.default_value != "") {
_write_string(f, 2, "<theme_item name=\"" + p.name + "\" type=\"" + p.type + "\" default=\"" + p.default_value.xml_escape(true) + "\">");
} else {
_write_string(f, 2, "<theme_item name=\"" + p.name + "\" type=\"" + p.type + "\">");
}
_write_string(f, 3, p.description.strip_edges().xml_escape());
_write_string(f, 2, "</theme_item>");
}
_write_string(f, 1, "</theme_items>");
}
_write_string(f, 0, "</class>");
}
return OK;
}
Error DocTools::load_compressed(const uint8_t *p_data, int p_compressed_size, int p_uncompressed_size) {
Vector<uint8_t> data;
data.resize(p_uncompressed_size);
Compression::decompress(data.ptrw(), p_uncompressed_size, p_data, p_compressed_size, Compression::MODE_DEFLATE);
class_list.clear();
Ref<XMLParser> parser = memnew(XMLParser);
Error err = parser->open_buffer(data);
if (err) {
return err;
}
_load(parser);
return OK;
}