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ac9bdabe5b
godot/editor/doc/doc_data.cpp
Hugo Locurcio b087538119
Add an XML schema for documentation 
This makes it easier to spot syntax errors when editing the
class reference. The schema is referenced locally so validation
can still work offline.

Each class XML's schema conformance is also checked on GitHub Actions.
2022-03-16 23:01:02 +01:00

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/*************************************************************************/
/* doc_data.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 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_data.h"
#include "core/engine.h"
#include "core/global_constants.h"
#include "core/io/compression.h"
#include "core/io/marshalls.h"
#include "core/os/dir_access.h"
#include "core/project_settings.h"
#include "core/script_language.h"
#include "core/translation.h"
#include "core/version.h"
#include "scene/resources/theme.h"
static String _get_indent(const String &p_text) {
String indent;
bool has_text = false;
int line_start = 0;
for (int i = 0; i < p_text.length(); i++) {
const char32_t c = p_text[i];
if (c == '\n') {
line_start = i + 1;
} else if (c > 32) {
has_text = true;
indent = p_text.substr(line_start, i - line_start);
break; // Indentation of the first line that has text.
}
}
if (!has_text) {
return p_text;
}
return indent;
}
static String _translate_doc_string(const String &p_text) {
const String indent = _get_indent(p_text);
const String message = p_text.dedent().strip_edges();
const String translated = TranslationServer::get_singleton()->doc_translate(message);
// No need to restore stripped edges because they'll be stripped again later.
return translated.indent(indent);
}
void DocData::merge_from(const DocData &p_data) {
for (Map<String, ClassDoc>::Element *E = class_list.front(); E; E = E->next()) {
ClassDoc &c = E->get();
if (!p_data.class_list.has(c.name)) {
continue;
}
const 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++) {
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 MethodDoc &mf = cf.methods[j];
m.description = mf.description;
break;
}
}
for (int i = 0; i < c.signals.size(); i++) {
MethodDoc &m = c.signals.write[i];
for (int j = 0; j < cf.signals.size(); j++) {
if (cf.signals[j].name != m.name) {
continue;
}
const MethodDoc &mf = cf.signals[j];
m.description = mf.description;
break;
}
}
for (int i = 0; i < c.constants.size(); i++) {
ConstantDoc &m = c.constants.write[i];
for (int j = 0; j < cf.constants.size(); j++) {
if (cf.constants[j].name != m.name) {
continue;
}
const ConstantDoc &mf = cf.constants[j];
m.description = mf.description;
break;
}
}
for (int i = 0; i < c.properties.size(); i++) {
PropertyDoc &p = c.properties.write[i];
for (int j = 0; j < cf.properties.size(); j++) {
if (cf.properties[j].name != p.name) {
continue;
}
const PropertyDoc &pf = cf.properties[j];
p.description = pf.description;
break;
}
}
for (int i = 0; i < c.theme_properties.size(); i++) {
ThemeItemDoc &ti = c.theme_properties.write[i];
for (int j = 0; j < cf.theme_properties.size(); j++) {
if (cf.theme_properties[j].name != ti.name || cf.theme_properties[j].data_type != ti.data_type) {
continue;
}
const ThemeItemDoc &pf = cf.theme_properties[j];
ti.description = pf.description;
break;
}
}
}
}
void DocData::remove_from(const DocData &p_data) {
for (Map<String, ClassDoc>::Element *E = p_data.class_list.front(); E; E = E->next()) {
if (class_list.has(E->key())) {
class_list.erase(E->key());
}
}
}
static void return_doc_from_retinfo(DocData::MethodDoc &p_method, const PropertyInfo &p_retinfo) {
if (p_retinfo.type == Variant::INT && p_retinfo.usage & PROPERTY_USAGE_CLASS_IS_ENUM) {
p_method.return_enum = p_retinfo.class_name;
if (p_method.return_enum.begins_with("_")) { //proxy class
p_method.return_enum = p_method.return_enum.substr(1, p_method.return_enum.length());
}
p_method.return_type = "int";
} else if (p_retinfo.class_name != StringName()) {
p_method.return_type = p_retinfo.class_name;
} else if (p_retinfo.hint == PROPERTY_HINT_RESOURCE_TYPE) {
p_method.return_type = p_retinfo.hint_string;
} else if (p_retinfo.type == Variant::NIL && p_retinfo.usage & PROPERTY_USAGE_NIL_IS_VARIANT) {
p_method.return_type = "Variant";
} else if (p_retinfo.type == Variant::NIL) {
p_method.return_type = "void";
} else {
p_method.return_type = Variant::get_type_name(p_retinfo.type);
}
}
static void argument_doc_from_arginfo(DocData::ArgumentDoc &p_argument, const PropertyInfo &p_arginfo) {
p_argument.name = p_arginfo.name;
if (p_arginfo.type == Variant::INT && p_arginfo.usage & PROPERTY_USAGE_CLASS_IS_ENUM) {
p_argument.enumeration = p_arginfo.class_name;
if (p_argument.enumeration.begins_with("_")) { //proxy class
p_argument.enumeration = p_argument.enumeration.substr(1, p_argument.enumeration.length());
}
p_argument.type = "int";
} else if (p_arginfo.class_name != StringName()) {
p_argument.type = p_arginfo.class_name;
} else if (p_arginfo.hint == PROPERTY_HINT_RESOURCE_TYPE) {
p_argument.type = p_arginfo.hint_string;
} else if (p_arginfo.type == Variant::NIL) {
// Parameters cannot be void, so PROPERTY_USAGE_NIL_IS_VARIANT is not necessary
p_argument.type = "Variant";
} else {
p_argument.type = Variant::get_type_name(p_arginfo.type);
}
}
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 DocData::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] = ClassDoc();
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_CATEGORY || E->get().usage & PROPERTY_USAGE_INTERNAL) {
continue;
}
PropertyDoc prop;
prop.name = E->get().name;
prop.overridden = inherited;
if (inherited) {
String parent = ClassDB::get_parent_class(c.name);
while (!ClassDB::has_property(parent, prop.name, true)) {
parent = ClassDB::get_parent_class(parent);
}
prop.overrides = parent;
}
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()->get_order(E->get().name) >= ProjectSettings::NO_BUILTIN_ORDER_BASE) {
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;
}
}
}
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.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. CPUParticles::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;
}
}
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
return_doc_from_retinfo(method, E->get().return_val);
#endif
} else {
const PropertyInfo &arginfo = E->get().arguments[i];
ArgumentDoc argument;
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()) {
MethodDoc signal;
signal.name = EV->get().name;
for (int i = 0; i < EV->get().arguments.size(); i++) {
const PropertyInfo &arginfo = EV->get().arguments[i];
ArgumentDoc argument;
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()) {
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 items.
{
List<StringName> l;
Theme::get_default()->get_color_list(cname, &l);
for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
ThemeItemDoc tid;
tid.name = E->get();
tid.type = "Color";
tid.data_type = "color";
tid.default_value = Variant(Theme::get_default()->get_color(E->get(), cname)).get_construct_string();
c.theme_properties.push_back(tid);
}
l.clear();
Theme::get_default()->get_constant_list(cname, &l);
for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
ThemeItemDoc tid;
tid.name = E->get();
tid.type = "int";
tid.data_type = "constant";
tid.default_value = itos(Theme::get_default()->get_constant(E->get(), cname));
c.theme_properties.push_back(tid);
}
l.clear();
Theme::get_default()->get_font_list(cname, &l);
for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
ThemeItemDoc tid;
tid.name = E->get();
tid.type = "Font";
tid.data_type = "font";
c.theme_properties.push_back(tid);
}
l.clear();
Theme::get_default()->get_icon_list(cname, &l);
for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
ThemeItemDoc tid;
tid.name = E->get();
tid.type = "Texture";
tid.data_type = "icon";
c.theme_properties.push_back(tid);
}
l.clear();
Theme::get_default()->get_stylebox_list(cname, &l);
for (List<StringName>::Element *E = l.front(); E; E = E->next()) {
ThemeItemDoc tid;
tid.name = E->get();
tid.type = "StyleBox";
tid.data_type = "style";
c.theme_properties.push_back(tid);
}
c.theme_properties.sort();
}
classes.pop_front();
}
{
// So we can document the concept of Variant even if it's not a usable class per se.
class_list["Variant"] = 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] = ClassDoc();
ClassDoc &c = class_list[cname];
c.name = cname;
Variant::CallError cerror;
Variant v = Variant::construct(Variant::Type(i), 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 (List<MethodInfo>::Element *E = method_list.front(); E; E = E->next()) {
MethodInfo &mi = E->get();
MethodDoc method;
method.name = mi.name;
for (int j = 0; j < mi.arguments.size(); j++) {
PropertyInfo arginfo = mi.arguments[j];
ArgumentDoc ad;
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);
}
if (mi.return_val.type == Variant::NIL) {
if (mi.return_val.name != "") {
method.return_type = "Variant";
}
} else {
method.return_type = Variant::get_type_name(mi.return_val.type);
}
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();
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()) {
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] = ClassDoc();
ClassDoc &c = class_list[cname];
c.name = cname;
for (int i = 0; i < GlobalConstants::get_global_constant_count(); i++) {
ConstantDoc cd;
cd.name = GlobalConstants::get_global_constant_name(i);
if (!GlobalConstants::get_ignore_value_in_docs(i)) {
cd.value = itos(GlobalConstants::get_global_constant_value(i));
cd.is_value_valid = true;
} else {
cd.is_value_valid = false;
}
cd.enumeration = GlobalConstants::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()) {
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);
}
}
// 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();
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();
MethodDoc md;
md.name = mi.name;
if (mi.flags & METHOD_FLAG_VARARG) {
if (md.qualifiers != "") {
md.qualifiers += " ";
}
md.qualifiers += "vararg";
}
return_doc_from_retinfo(md, mi.return_val);
for (int j = 0; j < mi.arguments.size(); j++) {
ArgumentDoc ad;
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()) {
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 DocData::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 DocData::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 DocData::_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] = ClassDoc();
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") {
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") {
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") {
ThemeItemDoc 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");
ERR_FAIL_COND_V(!parser->has_attribute("data_type"), ERR_FILE_CORRUPT);
prop2.data_type = parser->get_attribute_value("data_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") {
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 DocData::save_classes(const String &p_default_path, const Map<String, String> &p_class_path) {
for (Map<String, ClassDoc>::Element *E = class_list.front(); E; E = E->next()) {
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 + "\"";
// Reference the XML schema so editors can provide error checking.
// Modules are nested deep, so change the path to reference the same schema everywhere.
const String schema_path = save_path.find("modules/") != -1 ? "../../../doc/class.xsd" : "../class.xsd";
header += vformat(
R"( xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="%s">)",
schema_path);
_write_string(f, 0, header);
_write_string(f, 1, "<brief_description>");
_write_string(f, 2, _translate_doc_string(c.brief_description).strip_edges().xml_escape());
_write_string(f, 1, "</brief_description>");
_write_string(f, 1, "<description>");
_write_string(f, 2, _translate_doc_string(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++) {
TutorialDoc tutorial = c.tutorials.get(i);
String title_attribute = (!tutorial.title.empty()) ? " title=\"" + _translate_doc_string(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 MethodDoc &m = c.methods[i];
String qualifiers;
if (m.qualifiers != "") {
qualifiers += " qualifiers=\"" + m.qualifiers.xml_escape() + "\"";
}
_write_string(f, 2, "<method name=\"" + m.name + "\"" + 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 + " />");
}
for (int j = 0; j < m.arguments.size(); j++) {
const 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, "<description>");
_write_string(f, 4, _translate_doc_string(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 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 + "\" overrides=\"" + p.overrides + "\"" + 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, _translate_doc_string(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 MethodDoc &m = c.signals[i];
_write_string(f, 2, "<signal name=\"" + m.name + "\">");
for (int j = 0; j < m.arguments.size(); j++) {
const 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, "<description>");
_write_string(f, 4, _translate_doc_string(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 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, _translate_doc_string(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 ThemeItemDoc &ti = c.theme_properties[i];
if (ti.default_value != "") {
_write_string(f, 2, "<theme_item name=\"" + ti.name + "\" data_type=\"" + ti.data_type + "\" type=\"" + ti.type + "\" default=\"" + ti.default_value.xml_escape(true) + "\">");
} else {
_write_string(f, 2, "<theme_item name=\"" + ti.name + "\" data_type=\"" + ti.data_type + "\" type=\"" + ti.type + "\">");
}
_write_string(f, 3, _translate_doc_string(ti.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 DocData::load_compressed(const uint8_t *p_data, int p_compressed_size, int p_uncompressed_size) {
Vector<uint8_t> data;
data.resize(p_uncompressed_size);
int ret = Compression::decompress(data.ptrw(), p_uncompressed_size, p_data, p_compressed_size, Compression::MODE_DEFLATE);
ERR_FAIL_COND_V_MSG(ret == -1, ERR_FILE_CORRUPT, "Compressed file is corrupt.");
class_list.clear();
Ref<XMLParser> parser = memnew(XMLParser);
Error err = parser->open_buffer(data);
if (err) {
return err;
}
_load(parser);
return OK;
}
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