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godot/core/io/object_format_xml.cpp

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/*************************************************************************/
/* object_format_xml.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* 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. */
/*************************************************************************/
#ifdef XML_ENABLED
#ifdef OLD_SCENE_FORMAT_ENABLED
#include "object_format_xml.h"
#include "resource.h"
#include "io/resource_loader.h"
#include "print_string.h"
#include "object_type_db.h"
#include "globals.h"
#include "os/os.h"
#include "version.h"
void ObjectFormatSaverXML::escape(String& p_str) {
p_str=p_str.replace("&","&");
p_str=p_str.replace("<","&gt;");
p_str=p_str.replace(">","&lt;");
p_str=p_str.replace("'","&apos;");
p_str=p_str.replace("\"","&quot;");
for (int i=1;i<32;i++) {
char chr[2]={i,0};
p_str=p_str.replace(chr,"&#"+String::num(i)+";");
}
}
void ObjectFormatSaverXML::write_tabs(int p_diff) {
for (int i=0;i<depth+p_diff;i++) {
f->store_8('\t');
}
}
void ObjectFormatSaverXML::write_string(String p_str,bool p_escape) {
/* write an UTF8 string */
if (p_escape)
escape(p_str);
f->store_string(p_str);;
/*
CharString cs=p_str.utf8();
const char *data=cs.get_data();
while (*data) {
f->store_8(*data);
data++;
}*/
}
void ObjectFormatSaverXML::enter_tag(const String& p_section,const String& p_args) {
if (p_args.length())
write_string("<"+p_section+" "+p_args+">",false);
else
write_string("<"+p_section+">",false);
depth++;
}
void ObjectFormatSaverXML::exit_tag(const String& p_section) {
depth--;
write_string("</"+p_section+">",false);
}
/*
static bool _check_type(const Variant& p_property) {
if (p_property.get_type()==Variant::_RID)
return false;
if (p_property.get_type()==Variant::OBJECT) {
RES res = p_property;
if (res.is_null())
return false;
}
return true;
}*/
void ObjectFormatSaverXML::write_property(const String& p_name,const Variant& p_property,bool *r_ok) {
if (r_ok)
*r_ok=false;
String type;
String params;
bool oneliner=true;
switch( p_property.get_type() ) {
case Variant::NIL: type="nil"; break;
case Variant::BOOL: type="bool"; break;
case Variant::INT: type="int"; break;
case Variant::REAL: type="real"; break;
case Variant::STRING: type="string"; break;
case Variant::VECTOR2: type="vector2"; break;
case Variant::RECT2: type="rect2"; break;
case Variant::VECTOR3: type="vector3"; break;
case Variant::PLANE: type="plane"; break;
case Variant::_AABB: type="aabb"; break;
case Variant::QUAT: type="quaternion"; break;
case Variant::MATRIX32: type="matrix32"; break;
case Variant::MATRIX3: type="matrix3"; break;
case Variant::TRANSFORM: type="transform"; break;
case Variant::COLOR: type="color"; break;
case Variant::IMAGE: {
type="image";
Image img=p_property;
if (img.empty()) {
enter_tag(type,"name=\""+p_name+"\"");
exit_tag(type);
if (r_ok)
*r_ok=true;
return;
}
params+="encoding=\"raw\"";
params+=" width=\""+itos(img.get_width())+"\"";
params+=" height=\""+itos(img.get_height())+"\"";
params+=" mipmaps=\""+itos(img.get_mipmaps())+"\"";
switch(img.get_format()) {
case Image::FORMAT_GRAYSCALE: params+=" format=\"grayscale\""; break;
case Image::FORMAT_INTENSITY: params+=" format=\"intensity\""; break;
case Image::FORMAT_GRAYSCALE_ALPHA: params+=" format=\"grayscale_alpha\""; break;
case Image::FORMAT_RGB: params+=" format=\"rgb\""; break;
case Image::FORMAT_RGBA: params+=" format=\"rgba\""; break;
case Image::FORMAT_INDEXED : params+=" format=\"indexed\""; break;
case Image::FORMAT_INDEXED_ALPHA: params+=" format=\"indexed_alpha\""; break;
case Image::FORMAT_BC1: params+=" format=\"bc1\""; break;
case Image::FORMAT_BC2: params+=" format=\"bc2\""; break;
case Image::FORMAT_BC3: params+=" format=\"bc3\""; break;
case Image::FORMAT_BC4: params+=" format=\"bc4\""; break;
case Image::FORMAT_BC5: params+=" format=\"bc5\""; break;
case Image::FORMAT_CUSTOM: params+=" format=\"custom\" custom_size=\""+itos(img.get_data().size())+"\""; break;
default: {}
}
} break;
case Variant::NODE_PATH: type="node_path"; break;
case Variant::OBJECT: {
type="resource";
RES res = p_property;
if (res.is_null()) {
enter_tag(type,"name=\""+p_name+"\"");
exit_tag(type);
if (r_ok)
*r_ok=true;
return; // don't save it
}
params="resource_type=\""+res->get_type()+"\"";
if (res->get_path().length() && res->get_path().find("::")==-1) {
//external resource
String path=relative_paths?local_path.path_to_file(res->get_path()):res->get_path();
escape(path);
params+=" path=\""+path+"\"";
} else {
//internal resource
ERR_EXPLAIN("Resource was not pre cached for the resource section, bug?");
ERR_FAIL_COND(!resource_map.has(res));
params+=" path=\"local://"+itos(resource_map[res])+"\"";
}
} break;
case Variant::INPUT_EVENT: type="input_event"; break;
case Variant::DICTIONARY: type="dictionary" ; oneliner=false; break;
case Variant::ARRAY: type="array"; params="len=\""+itos(p_property.operator Array().size())+"\""; oneliner=false; break;
case Variant::RAW_ARRAY: type="raw_array"; params="len=\""+itos(p_property.operator DVector < uint8_t >().size())+"\""; break;
case Variant::INT_ARRAY: type="int_array"; params="len=\""+itos(p_property.operator DVector < int >().size())+"\""; break;
case Variant::REAL_ARRAY: type="real_array"; params="len=\""+itos(p_property.operator DVector < real_t >().size())+"\""; break;
case Variant::STRING_ARRAY: type="string_array"; params="len=\""+itos(p_property.operator DVector < String >().size())+"\""; break;
case Variant::VECTOR2_ARRAY: type="vector2_array"; params="len=\""+itos(p_property.operator DVector < Vector2 >().size())+"\""; break;
case Variant::VECTOR3_ARRAY: type="vector3_array"; params="len=\""+itos(p_property.operator DVector < Vector3 >().size())+"\""; break;
case Variant::COLOR_ARRAY: type="color_array"; params="len=\""+itos(p_property.operator DVector < Color >().size())+"\""; break;
default: {
ERR_PRINT("Unknown Variant type.");
ERR_FAIL();
}
}
write_tabs();
if (p_name!="") {
if (params.length())
enter_tag(type,"name=\""+p_name+"\" "+params);
else
enter_tag(type,"name=\""+p_name+"\"");
} else {
if (params.length())
enter_tag(type," "+params);
else
enter_tag(type,"");
}
if (!oneliner)
write_string("\n",false);
else
write_string(" ",false);
switch( p_property.get_type() ) {
case Variant::NIL: {
} break;
case Variant::BOOL: {
write_string( p_property.operator bool() ? "True":"False" );
} break;
case Variant::INT: {
write_string( itos(p_property.operator int()) );
} break;
case Variant::REAL: {
write_string( rtos(p_property.operator real_t()) );
} break;
case Variant::STRING: {
String str=p_property;
escape(str);
str="\""+str+"\"";
write_string( str,false );
} break;
case Variant::VECTOR2: {
Vector2 v = p_property;
write_string( rtoss(v.x) +", "+rtoss(v.y) );
} break;
case Variant::RECT2: {
Rect2 aabb = p_property;
write_string( rtoss(aabb.pos.x) +", "+rtoss(aabb.pos.y) +", "+rtoss(aabb.size.x) +", "+rtoss(aabb.size.y) );
} break;
case Variant::VECTOR3: {
Vector3 v = p_property;
write_string( rtoss(v.x) +", "+rtoss(v.y)+", "+rtoss(v.z) );
} break;
case Variant::PLANE: {
Plane p = p_property;
write_string( rtoss(p.normal.x) +", "+rtoss(p.normal.y)+", "+rtoss(p.normal.z)+", "+rtoss(p.d) );
} break;
case Variant::_AABB: {
AABB aabb = p_property;
write_string( rtoss(aabb.pos.x) +", "+rtoss(aabb.pos.y) +", "+rtoss(aabb.pos.z) +", "+rtoss(aabb.size.x) +", "+rtoss(aabb.size.y) +", "+rtoss(aabb.size.z) );
} break;
case Variant::QUAT: {
Quat quat = p_property;
write_string( rtoss(quat.x)+", "+rtoss(quat.y)+", "+rtoss(quat.z)+", "+rtoss(quat.w)+", ");
} break;
case Variant::MATRIX32: {
String s;
Matrix32 m3 = p_property;
for (int i=0;i<3;i++) {
for (int j=0;j<2;j++) {
if (i!=0 || j!=0)
s+=", ";
s+=rtoss( m3.elements[i][j] );
}
}
write_string(s);
} break;
case Variant::MATRIX3: {
String s;
Matrix3 m3 = p_property;
for (int i=0;i<3;i++) {
for (int j=0;j<3;j++) {
if (i!=0 || j!=0)
s+=", ";
s+=rtoss( m3.elements[i][j] );
}
}
write_string(s);
} break;
case Variant::TRANSFORM: {
String s;
Transform t = p_property;
Matrix3 &m3 = t.basis;
for (int i=0;i<3;i++) {
for (int j=0;j<3;j++) {
if (i!=0 || j!=0)
s+=", ";
s+=rtoss( m3.elements[i][j] );
}
}
s=s+", "+rtoss(t.origin.x) +", "+rtoss(t.origin.y)+", "+rtoss(t.origin.z);
write_string(s);
} break;
// misc types
case Variant::COLOR: {
Color c = p_property;
write_string( rtoss(c.r) +", "+rtoss(c.g)+", "+rtoss(c.b)+", "+rtoss(c.a) );
} break;
case Variant::IMAGE: {
String s;
Image img = p_property;
DVector<uint8_t> data = img.get_data();
int len = data.size();
DVector<uint8_t>::Read r = data.read();
const uint8_t *ptr=r.ptr();;
for (int i=0;i<len;i++) {
uint8_t byte = ptr[i];
const char hex[16]={'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};
char str[3]={ hex[byte>>4], hex[byte&0xF], 0};
s+=str;
}
write_string(s);
} break;
case Variant::NODE_PATH: {
String str=p_property;
escape(str);
str="\""+str+"\"";
write_string( str,false);
} break;
case Variant::OBJECT: {
/* this saver does not save resources in here
RES res = p_property;
if (!res.is_null()) {
String path=res->get_path();
if (!res->is_shared() || !path.length()) {
// if no path, or path is from inside a scene
write_object( *res );
}
}
*/
} break;
case Variant::INPUT_EVENT: {
write_string( p_property.operator String() );
} break;
case Variant::DICTIONARY: {
Dictionary dict = p_property;
List<Variant> keys;
dict.get_key_list(&keys);
for(List<Variant>::Element *E=keys.front();E;E=E->next()) {
//if (!_check_type(dict[E->get()]))
// continue;
bool ok;
write_property("",E->get(),&ok);
ERR_CONTINUE(!ok);
write_property("",dict[E->get()],&ok);
if (!ok)
write_property("",Variant()); //at least make the file consistent..
}
} break;
case Variant::ARRAY: {
Array array = p_property;
int len=array.size();
for (int i=0;i<len;i++) {
write_property("",array[i]);
}
} break;
case Variant::RAW_ARRAY: {
String s;
DVector<uint8_t> data = p_property;
int len = data.size();
DVector<uint8_t>::Read r = data.read();
const uint8_t *ptr=r.ptr();;
for (int i=0;i<len;i++) {
uint8_t byte = ptr[i];
const char hex[16]={'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};
char str[3]={ hex[byte>>4], hex[byte&0xF], 0};
s+=str;
}
write_string(s,false);
} break;
case Variant::INT_ARRAY: {
DVector<int> data = p_property;
int len = data.size();
DVector<int>::Read r = data.read();
const int *ptr=r.ptr();;
write_tabs();
for (int i=0;i<len;i++) {
if (i>0)
write_string(", ",false);
write_string(itos(ptr[i]),false);
}
} break;
case Variant::REAL_ARRAY: {
DVector<real_t> data = p_property;
int len = data.size();
DVector<real_t>::Read r = data.read();
const real_t *ptr=r.ptr();;
write_tabs();
for (int i=0;i<len;i++) {
if (i>0)
write_string(", ",false);
write_string(rtoss(ptr[i]),false);
}
} break;
case Variant::STRING_ARRAY: {
DVector<String> data = p_property;
int len = data.size();
DVector<String>::Read r = data.read();
const String *ptr=r.ptr();;
String s;
for (int i=0;i<len;i++) {
if (i>0)
s+=", ";
String str=ptr[i];
escape(str);
s=s+"\""+str+"\"";
}
write_string(s,false);
} break;
case Variant::VECTOR2_ARRAY: {
DVector<Vector2> data = p_property;
int len = data.size();
DVector<Vector2>::Read r = data.read();
const Vector2 *ptr=r.ptr();;
write_tabs();
for (int i=0;i<len;i++) {
if (i>0)
write_string(", ",false);
write_string(rtoss(ptr[i].x),false);
write_string(", "+rtoss(ptr[i].y),false);
}
} break;
case Variant::VECTOR3_ARRAY: {
DVector<Vector3> data = p_property;
int len = data.size();
DVector<Vector3>::Read r = data.read();
const Vector3 *ptr=r.ptr();;
write_tabs();
for (int i=0;i<len;i++) {
if (i>0)
write_string(", ",false);
write_string(rtoss(ptr[i].x),false);
write_string(", "+rtoss(ptr[i].y),false);
write_string(", "+rtoss(ptr[i].z),false);
}
} break;
case Variant::COLOR_ARRAY: {
DVector<Color> data = p_property;
int len = data.size();
DVector<Color>::Read r = data.read();
const Color *ptr=r.ptr();;
write_tabs();
for (int i=0;i<len;i++) {
if (i>0)
write_string(", ",false);
write_string(rtoss(ptr[i].r),false);
write_string(", "+rtoss(ptr[i].g),false);
write_string(", "+rtoss(ptr[i].b),false);
write_string(", "+rtoss(ptr[i].a),false);
}
} break;
default: {}
}
if (oneliner)
write_string(" ");
else
write_tabs(-1);
exit_tag(type);
write_string("\n",false);
if (r_ok)
*r_ok=true;
}
void ObjectFormatSaverXML::_find_resources(const Variant& p_variant) {
switch(p_variant.get_type()) {
case Variant::OBJECT: {
RES res = p_variant.operator RefPtr();
if (res.is_null())
return;
if (!bundle_resources && res->get_path().length() && res->get_path().find("::") == -1 )
return;
if (resource_map.has(res))
return;
List<PropertyInfo> property_list;
res->get_property_list( &property_list );
List<PropertyInfo>::Element *I=property_list.front();
while(I) {
PropertyInfo pi=I->get();
if (pi.usage&PROPERTY_USAGE_STORAGE || (bundle_resources && pi.usage&PROPERTY_USAGE_BUNDLE)) {
Variant v=res->get(I->get().name);
_find_resources(v);
}
I=I->next();
}
resource_map[ res ] = resource_map.size(); //saved after, so the childs it needs are available when loaded
saved_resources.push_back(res);
} break;
case Variant::ARRAY: {
Array varray=p_variant;
int len=varray.size();
for(int i=0;i<len;i++) {
Variant v=varray.get(i);
_find_resources(v);
}
} break;
case Variant::DICTIONARY: {
Dictionary d=p_variant;
List<Variant> keys;
d.get_key_list(&keys);
for(List<Variant>::Element *E=keys.front();E;E=E->next()) {
Variant v = d[E->get()];
_find_resources(v);
}
} break;
default: {}
}
}
Error ObjectFormatSaverXML::save(const Object *p_object,const Variant &p_meta) {
ERR_FAIL_COND_V(!f,ERR_UNCONFIGURED);
ERR_EXPLAIN("write_object should supply either an object, a meta, or both");
ERR_FAIL_COND_V(!p_object && p_meta.get_type()==Variant::NIL, ERR_INVALID_PARAMETER);
SavedObject *so = memnew( SavedObject );
if (p_object)
so->type=p_object->get_type();
_find_resources(p_meta);
so->meta=p_meta;
if (p_object) {
if (optimizer.is_valid()) {
//use optimizer
List<OptimizedSaver::Property> props;
optimizer->get_property_list(p_object,&props);
for(List<OptimizedSaver::Property>::Element *E=props.front();E;E=E->next()) {
if (skip_editor && String(E->get().name).begins_with("__editor"))
continue;
_find_resources(E->get().value);
SavedObject::SavedProperty sp;
sp.name=E->get().name;
sp.value=E->get().value;
so->properties.push_back(sp);
}
} else {
//use classic way
List<PropertyInfo> property_list;
p_object->get_property_list( &property_list );
for(List<PropertyInfo>::Element *E=property_list.front();E;E=E->next()) {
if (skip_editor && E->get().name.begins_with("__editor"))
continue;
if (E->get().usage&PROPERTY_USAGE_STORAGE || (bundle_resources && E->get().usage&PROPERTY_USAGE_BUNDLE)) {
SavedObject::SavedProperty sp;
sp.name=E->get().name;
sp.value = p_object->get(E->get().name);
_find_resources(sp.value);
so->properties.push_back(sp);
}
}
}
}
saved_objects.push_back(so);
return OK;
}
ObjectFormatSaverXML::ObjectFormatSaverXML(FileAccess *p_file,const String& p_magic,const String& p_local_path,uint32_t p_flags,const Ref<OptimizedSaver>& p_optimizer) {
optimizer=p_optimizer;
relative_paths=p_flags&ObjectSaver::FLAG_RELATIVE_PATHS;
skip_editor=p_flags&ObjectSaver::FLAG_OMIT_EDITOR_PROPERTIES;
bundle_resources=p_flags&ObjectSaver::FLAG_BUNDLE_RESOURCES;
f=p_file; // should be already opened
depth=0;
local_path=p_local_path;
magic=p_magic;
}
ObjectFormatSaverXML::~ObjectFormatSaverXML() {
write_string("<?xml version=\"1.0\" encoding=\"UTF-8\" ?>",false); //no escape
write_string("\n",false);
enter_tag("object_file","magic=\""+magic+"\" "+"version=\""+itos(VERSION_MAJOR)+"."+itos(VERSION_MINOR)+"\" version_name=\""+VERSION_FULL_NAME+"\"");
write_string("\n",false);
// save resources
for(List<RES>::Element *E=saved_resources.front();E;E=E->next()) {
RES res = E->get();
ERR_CONTINUE(!resource_map.has(res));
write_tabs();
if (res->get_path().length() && res->get_path().find("::") == -1 )
enter_tag("resource","type=\""+res->get_type()+"\" path=\""+res->get_path()+"\""); //bundled
else
enter_tag("resource","type=\""+res->get_type()+"\" path=\"local://"+itos(resource_map[res])+"\"");
if (optimizer.is_valid()) {
List<OptimizedSaver::Property> props;
optimizer->get_property_list(res.ptr(),&props);
for(List<OptimizedSaver::Property>::Element *E=props.front();E;E=E->next()) {
if (skip_editor && String(E->get().name).begins_with("__editor"))
continue;
write_property(E->get().name,E->get().value);
}
} else {
List<PropertyInfo> property_list;
res->get_property_list(&property_list);
for(List<PropertyInfo>::Element *PE = property_list.front();PE;PE=PE->next()) {
if (skip_editor && PE->get().name.begins_with("__editor"))
continue;
if (PE->get().usage&PROPERTY_USAGE_STORAGE || (bundle_resources && PE->get().usage&PROPERTY_USAGE_BUNDLE)) {
String name = PE->get().name;
Variant value = res->get(name);
write_property(name,value);
}
}
}
write_tabs(-1);
exit_tag("resource");
write_string("\n",false);
}
if (!saved_objects.empty()) {
for(List<SavedObject*>::Element *E=saved_objects.front();E;E=E->next()) {
SavedObject *so = E->get();
write_tabs();
if (so->type!="")
enter_tag("object","type=\""+so->type+"\"");
else
enter_tag("object");
write_string("\n",false);
if (so->meta.get_type()!=Variant::NIL) {
write_property("__xml_meta__",so->meta);
}
List<SavedObject::SavedProperty>::Element *SE = so->properties.front();
while(SE) {
write_property(SE->get().name,SE->get().value);
SE=SE->next();
}
write_tabs(-1);
exit_tag("object");
write_string("\n",false);
memdelete(so); //no longer needed
}
} else {
WARN_PRINT("File contains no saved objects.");
}
exit_tag("object_file");
f->close();
memdelete(f);
}
ObjectFormatSaver* ObjectFormatSaverInstancerXML::instance(const String& p_file,const String& p_magic,uint32_t p_flags,const Ref<OptimizedSaver>& p_optimizer) {
Error err;
FileAccess *f = FileAccess::open(p_file, FileAccess::WRITE,&err);
ERR_FAIL_COND_V( err, NULL );
String local_path = Globals::get_singleton()->localize_path(p_file);
return memnew( ObjectFormatSaverXML( f, p_magic,local_path,p_flags,p_optimizer ) );
}
void ObjectFormatSaverInstancerXML::get_recognized_extensions(List<String> *p_extensions) const {
p_extensions->push_back("xml");
}
ObjectFormatSaverInstancerXML::~ObjectFormatSaverInstancerXML() {
}
/************************************************/
/************************************************/
/************************************************/
/************************************************/
/************************************************/
#ifdef OPTIMIZED_XML_LOADER
#define IS_FLOAT_CHAR(m_c) \
((m_c>='0' && m_c<='9') || m_c=='e' || m_c=='-' || m_c=='+' || m_c=='.')
#define XML_FAIL(m_cond,m_err) \
if (m_cond) {\
ERR_EXPLAIN(local_path+":"+itos(parser->get_current_line())+": "+String(m_err));\
ERR_FAIL_COND_V( m_cond, ERR_FILE_CORRUPT );\
}
Error ObjectFormatLoaderXML::_parse_property(Variant& r_v,String& r_name) {
XML_FAIL( parser->is_empty(), "unexpected empty tag");
String type=parser->get_node_name();
String name=parser->get_attribute_value_safe("name");
r_v=Variant();
r_name=name;
if (type=="dictionary") {
Dictionary d;
int reading=0;
Variant key;
while(parser->read()==OK) {
if (parser->get_node_type()==XMLParser::NODE_ELEMENT) {
Error err;
String tagname;
if (reading==0) {
err=_parse_property(key,tagname);
XML_FAIL( err,"error parsing dictionary key: "+name);
reading++;
} else {
reading=0;
Variant value;
err=_parse_property(value,tagname);
XML_FAIL( err,"error parsing dictionary value: "+name);
d[key]=value;
}
} else if (parser->get_node_type()==XMLParser::NODE_ELEMENT_END && parser->get_node_name()=="dictionary") {
r_v=d;
return OK;
}
}
XML_FAIL( true, "unexpected end of file while reading dictionary: "+name);
} else if (type=="array") {
XML_FAIL( !parser->has_attribute("len"), "array missing 'len' attribute");
int len=parser->get_attribute_value("len").to_int();
Array array;
array.resize(len);
Variant v;
String tagname;
int idx=0;
while(parser->read()==OK) {
if (parser->get_node_type()==XMLParser::NODE_ELEMENT) {
XML_FAIL( idx >= len, "array size mismatch (too many elements)");
Error err;
String tagname;
Variant key;
err=_parse_property(key,tagname);
XML_FAIL( err,"error parsing element of array: "+name);
array[idx]=key;
idx++;
} else if (parser->get_node_type()==XMLParser::NODE_ELEMENT_END && parser->get_node_name()=="array") {
XML_FAIL( idx != len, "array size mismatch (not "+itos(len)+"):"+name);
r_v=array;
return OK;
}
}
XML_FAIL( true, "unexpected end of file while reading dictionary: "+name);
} else if (type=="resource") {
XML_FAIL(!parser->has_attribute("path"),"resource property has no 'path' set (embedding not supported).")
String path=parser->get_attribute_value("path");
String hint = parser->get_attribute_value_safe("resource_type");
if (path.begins_with("local://"))
path=path.replace("local://",local_path+"::");
else if (path.find("://")==-1 && path.is_rel_path()) {
// path is relative to file being loaded, so convert to a resource path
path=Globals::get_singleton()->localize_path(local_path.get_base_dir()+"/"+path);
}
//take advantage of the resource loader cache. The resource is cached on it, even if
RES res=ResourceLoader::load(path,hint);
if (res.is_null()) {
WARN_PRINT(String("Couldn't load resource: "+path).ascii().get_data());
}
r_v=res.get_ref_ptr();
} else if (type=="image") {
if (parser->has_attribute("encoding")) { //there is image data
String encoding=parser->get_attribute_value("encoding");
if (encoding=="raw") {
//raw image (bytes)
XML_FAIL( !parser->has_attribute("width"), "missing attribute in raw encoding: 'width'.");
XML_FAIL( !parser->has_attribute("height"), "missing attribute in raw encoding: 'height'.");
XML_FAIL( !parser->has_attribute("format"), "missing attribute in raw encoding: 'format'.");
String format = parser->get_attribute_value("format");
String width = parser->get_attribute_value("width");
String height = parser->get_attribute_value("height");
Image::Format imgformat;
int chans=0;
int pal=0;
if (format=="grayscale") {
imgformat=Image::FORMAT_GRAYSCALE;
chans=1;
} else if (format=="intensity") {
imgformat=Image::FORMAT_INTENSITY;
chans=1;
} else if (format=="grayscale_alpha") {
imgformat=Image::FORMAT_GRAYSCALE_ALPHA;
chans=2;
} else if (format=="rgb") {
imgformat=Image::FORMAT_RGB;
chans=3;
} else if (format=="rgba") {
imgformat=Image::FORMAT_RGBA;
chans=4;
} else if (format=="indexed") {
imgformat=Image::FORMAT_INDEXED;
chans=1;
pal=256*3;
} else if (format=="indexed_alpha") {
imgformat=Image::FORMAT_INDEXED_ALPHA;
chans=1;
pal=256*4;
} else {
XML_FAIL(true, "invalid format for image: "+format);
}
XML_FAIL( chans==0, "invalid number of color channels in image (0).");
int w=width.to_int();
int h=height.to_int();
if (w == 0 && w == 0) { //epmty, don't even bother
//r_v = Image(w, h, imgformat);
r_v=Image();
return OK;
} else {
//decode hexa
DVector<uint8_t> pixels;
pixels.resize(chans*w*h+pal);
int pixels_size=pixels.size();
XML_FAIL( pixels_size==0, "corrupt");
ERR_FAIL_COND_V(pixels_size==0,ERR_FILE_CORRUPT);
DVector<uint8_t>::Write wr=pixels.write();
uint8_t *bytes=wr.ptr();
XML_FAIL( parser->read()!=OK, "error reading" );
XML_FAIL( parser->get_node_type()!=XMLParser::NODE_TEXT, "expected text!");
String text = parser->get_node_data().strip_edges();
XML_FAIL( text.length()/2 != pixels_size, "unexpected image data size" );
for(int i=0;i<pixels_size*2;i++) {
uint8_t byte;
CharType c=text[i];
if ( (c>='0' && c<='9') || (c>='A' && c<='F') || (c>='a' && c<='f') ) {
if (i&1) {
byte|=HEX2CHR(c);
bytes[i>>1]=byte;
} else {
byte=HEX2CHR(c)<<4;
}
}
}
wr=DVector<uint8_t>::Write();
r_v=Image(w,h,imgformat,pixels);
}
}
} else {
r_v=Image(); // empty image, since no encoding defined
}
} else if (type=="raw_array") {
XML_FAIL( !parser->has_attribute("len"), "array missing 'len' attribute");
int len=parser->get_attribute_value("len").to_int();
if (len>0) {
XML_FAIL( parser->read()!=OK, "error reading" );
XML_FAIL( parser->get_node_type()!=XMLParser::NODE_TEXT, "expected text!");
String text = parser->get_node_data();
XML_FAIL( text.length() != len*2, "raw array length mismatch" );
DVector<uint8_t> bytes;
bytes.resize(len);
DVector<uint8_t>::Write w=bytes.write();
uint8_t *bytesptr=w.ptr();
for(int i=0;i<len*2;i++) {
uint8_t byte;
CharType c=text[i];
if ( (c>='0' && c<='9') || (c>='A' && c<='F') || (c>='a' && c<='f') ) {
if (i&1) {
byte|=HEX2CHR(c);
bytesptr[i>>1]=byte;
} else {
byte=HEX2CHR(c)<<4;
}
}
}
w=DVector<uint8_t>::Write();
r_v=bytes;
}
} else if (type=="int_array") {
int len=parser->get_attribute_value("len").to_int();
if (len>0) {
XML_FAIL( parser->read()!=OK, "error reading" );
XML_FAIL( parser->get_node_type()!=XMLParser::NODE_TEXT, "expected text!");
String text = parser->get_node_data();
const CharType *c=text.c_str();
DVector<int> varray;
varray.resize(len);
DVector<int>::Write w = varray.write();
int idx=0;
const CharType *from=c-1;
while(*c) {
bool ischar = (*c >='0' && *c<='9') || *c=='+' || *c=='-';
if (!ischar) {
if (int64_t(c-from)>1) {
int i = String::to_int(from+1,int64_t(c-from));
w[idx++]=i;
}
from=c;
} else {
XML_FAIL( idx >= len, "array too big");
}
c++;
}
XML_FAIL( idx != len, "array size mismatch");
w = varray.write();
r_v=varray;
}
} else if (type=="real_array") {
int len=parser->get_attribute_value("len").to_int();
if (len>0) {
XML_FAIL( parser->read()!=OK, "error reading" );
XML_FAIL( parser->get_node_type()!=XMLParser::NODE_TEXT, "expected text!");
String text = parser->get_node_data();
const CharType *c=text.c_str();
DVector<real_t> varray;
varray.resize(len);
DVector<real_t>::Write w = varray.write();
int idx=0;
const CharType *from=c-1;
while(*c) {
bool ischar = IS_FLOAT_CHAR((*c));
if (!ischar) {
if (int64_t(c-from)>1) {
real_t f = String::to_double(from+1,int64_t(c-from));
w[idx++]=f;
}
from=c;
} else {
XML_FAIL( idx >= len, "array too big");
}
c++;
}
XML_FAIL( idx != len, "array size mismatch");
w = varray.write();
r_v=varray;
}
} else if (type=="string_array") {
// this is invalid xml, and will have to be fixed at some point..
int len=parser->get_attribute_value("len").to_int();
if (len>0) {
XML_FAIL( parser->read()!=OK, "error reading" );
XML_FAIL( parser->get_node_type()!=XMLParser::NODE_TEXT, "expected text!");
String text = parser->get_node_data();
const CharType *c=text.c_str();
DVector<String> sarray;
sarray.resize(len);
DVector<String>::Write w = sarray.write();
bool inside=false;
const CharType *from=c;
int idx=0;
while(*c) {
if (inside) {
if (*c == '"') {
inside=false;
String s = String(from,int64_t(c-from));
w[idx]=s;
idx++;
}
} else {
if (*c == '"') {
inside=true;
from=c+1;
XML_FAIL( idx>=len, "string array is too big!!: "+name);
}
}
c++;
}
XML_FAIL( inside, "unterminated string array: "+name);
XML_FAIL( len != idx, "string array size mismatch: "+name);
w = DVector<String>::Write();
r_v=sarray;
}
} else if (type=="vector3_array") {
int len=parser->get_attribute_value("len").to_int();
if (len>0) {
XML_FAIL( parser->read()!=OK, "error reading" );
XML_FAIL( parser->get_node_type()!=XMLParser::NODE_TEXT, "expected text!");
String text = parser->get_node_data();
const CharType *c=text.c_str();
DVector<Vector3> varray;
varray.resize(len);
DVector<Vector3>::Write w = varray.write();
int idx=0;
int sidx=0;
Vector3 v;
const CharType *from=c-1;
while(*c) {
bool ischar = IS_FLOAT_CHAR((*c));
if (!ischar) {
if (int64_t(c-from)>1) {
real_t f = String::to_double(from+1,int64_t(c-from));
v[sidx++]=f;
if (sidx==3) {
w[idx++]=v;
sidx=0;
}
}
from=c;
} else {
XML_FAIL( idx >= len, "array too big");
}
c++;
}
XML_FAIL( idx != len, "array size mismatch");
w = varray.write();
r_v=varray;
}
} else if (type=="color_array") {
int len=parser->get_attribute_value("len").to_int();
if (len>0) {
XML_FAIL( parser->read()!=OK, "error reading" );
XML_FAIL( parser->get_node_type()!=XMLParser::NODE_TEXT, "expected text!");
String text = parser->get_node_data();
const CharType *c=text.c_str();
DVector<Color> carray;
carray.resize(len);
DVector<Color>::Write w = carray.write();
int idx=0;
int sidx=0;
Color v;
const CharType *from=c-1;
while(*c) {
bool ischar = IS_FLOAT_CHAR((*c));
if (!ischar) {
if (int64_t(c-from)>1) {
real_t f = String::to_double(from+1,int64_t(c-from));
v[sidx++]=f;
if (sidx==4) {
w[idx++]=v;
sidx=0;
}
}
from=c;
} else {
XML_FAIL( idx >= len, "array too big");
}
c++;
}
XML_FAIL( idx != len, "array size mismatch");
w = carray.write();
r_v=carray;
}
} else {
// simple string parsing code
XML_FAIL( parser->read()!=OK, "can't read data" );
String data=parser->get_node_data();
data=data.strip_edges();
if (type=="nil") {
// uh do nothing
} else if (type=="bool") {
// uh do nothing
if (data.nocasecmp_to("true")==0 || data.to_int()!=0)
r_v=true;
else
r_v=false;
} else if (type=="int") {
r_v=data.to_int();
} else if (type=="real") {
r_v=data.to_double();
} else if (type=="string") {
String str=data;
str=str.substr(1,str.length()-2);
r_v=str;
} else if (type=="vector3") {
r_v=Vector3(
data.get_slice(",",0).to_double(),
data.get_slice(",",1).to_double(),
data.get_slice(",",2).to_double()
);
} else if (type=="vector2") {
r_v=Vector2(
data.get_slice(",",0).to_double(),
data.get_slice(",",1).to_double()
);
} else if (type=="plane") {
r_v=Plane(
data.get_slice(",",0).to_double(),
data.get_slice(",",1).to_double(),
data.get_slice(",",2).to_double(),
data.get_slice(",",3).to_double()
);
} else if (type=="quaternion") {
r_v=Quat(
data.get_slice(",",0).to_double(),
data.get_slice(",",1).to_double(),
data.get_slice(",",2).to_double(),
data.get_slice(",",3).to_double()
);
} else if (type=="rect2") {
r_v=Rect2(
Vector2(
data.get_slice(",",0).to_double(),
data.get_slice(",",1).to_double()
),
Vector2(
data.get_slice(",",2).to_double(),
data.get_slice(",",3).to_double()
)
);
} else if (type=="aabb") {
r_v=AABB(
Vector3(
data.get_slice(",",0).to_double(),
data.get_slice(",",1).to_double(),
data.get_slice(",",2).to_double()
),
Vector3(
data.get_slice(",",3).to_double(),
data.get_slice(",",4).to_double(),
data.get_slice(",",5).to_double()
)
);
} else if (type=="matrix3") {
Matrix3 m3;
for (int i=0;i<3;i++) {
for (int j=0;j<3;j++) {
m3.elements[i][j]=data.get_slice(",",i*3+j).to_double();
}
}
r_v=m3;
} else if (type=="transform") {
Transform tr;
for (int i=0;i<3;i++) {
for (int j=0;j<3;j++) {
tr.basis.elements[i][j]=data.get_slice(",",i*3+j).to_double();
}
}
tr.origin=Vector3(
data.get_slice(",",9).to_double(),
data.get_slice(",",10).to_double(),
data.get_slice(",",11).to_double()
);
r_v=tr;
} else if (type=="color") {
r_v=Color(
data.get_slice(",",0).to_double(),
data.get_slice(",",1).to_double(),
data.get_slice(",",2).to_double(),
data.get_slice(",",3).to_double()
);
} else if (type=="node_path") {
String str=data;
str=str.substr(1,str.length()-2);
r_v=NodePath( str );
} else if (type=="input_event") {
// ?
} else {
XML_FAIL(true,"unrecognized property tag: "+type);
}
}
_close_tag(type);
return OK;
}
Error ObjectFormatLoaderXML::_close_tag(const String& p_tag) {
int c=1;
while(parser->read()==OK) {
if (parser->get_node_type()==XMLParser::NODE_ELEMENT && parser->get_node_name()==p_tag) {
c++;
} else if (parser->get_node_type()==XMLParser::NODE_ELEMENT_END && parser->get_node_name()==p_tag) {
c--;
if (c==0)
return OK;
}
}
return ERR_FILE_CORRUPT;
}
Error ObjectFormatLoaderXML::load(Object **p_object,Variant &p_meta) {
*p_object=NULL;
p_meta=Variant();
while(parser->read()==OK) {
if (parser->get_node_type()==XMLParser::NODE_ELEMENT) {
String name = parser->get_node_name();
XML_FAIL( !parser->has_attribute("type"), "'type' attribute missing." );
String type = parser->get_attribute_value("type");
Object *obj=NULL;
Ref<Resource> resource;
if (name=="resource") {
XML_FAIL( !parser->has_attribute("path"), "'path' attribute missing." );
String path = parser->get_attribute_value("path");
XML_FAIL(!path.begins_with("local://"),"path does not begin with 'local://'");
path=path.replace("local://",local_path+"::");
if (ResourceCache::has(path)) {
Error err = _close_tag(name);
XML_FAIL( err, "error skipping resource.");
continue; //it's a resource, and it's already loaded
}
obj = ObjectTypeDB::instance(type);
XML_FAIL(!obj,"couldn't instance object of type: '"+type+"'");
Resource *r = obj->cast_to<Resource>();
XML_FAIL(!obj,"object isn't of type Resource: '"+type+"'");
resource = RES( r );
r->set_path(path);
} else if (name=="object") {
if (ObjectTypeDB::can_instance(type)) {
obj = ObjectTypeDB::instance(type);
XML_FAIL(!obj,"couldn't instance object of type: '"+type+"'");
} else {
_close_tag(name);
return ERR_SKIP;
};
} else {
XML_FAIL(true,"Unknown main tag: "+parser->get_node_name());
}
//load properties
while (parser->read()==OK) {
if (parser->get_node_type()==XMLParser::NODE_ELEMENT_END && parser->get_node_name()==name)
break;
else if (parser->get_node_type()==XMLParser::NODE_ELEMENT) {
String name;
Variant v;
Error err;
err = _parse_property(v,name);
XML_FAIL(err,"Error parsing property: "+name);
if (resource.is_null() && name=="__xml_meta__") {
p_meta=v;
continue;
} else {
XML_FAIL( !obj, "Normal property found in meta object");
}
obj->set(name,v);
}
}
if (!obj) {
*p_object=NULL;
return OK; // it was a meta object
}
if (resource.is_null()) {
//regular object
*p_object=obj;
return OK;
} else {
resource_cache.push_back(resource); //keep it in mem until finished loading and load next
}
} else if (parser->get_node_type()==XMLParser::NODE_ELEMENT_END && parser->get_node_name()=="object_file")
return ERR_FILE_EOF;
}
return OK; //never reach anyway
}
ObjectFormatLoaderXML* ObjectFormatLoaderInstancerXML::instance(const String& p_file,const String& p_magic) {
Ref<XMLParser> parser = memnew( XMLParser );
Error err = parser->open(p_file);
ERR_FAIL_COND_V(err,NULL);
ObjectFormatLoaderXML *loader = memnew( ObjectFormatLoaderXML );
loader->parser=parser;
loader->local_path = Globals::get_singleton()->localize_path(p_file);
while(parser->read()==OK) {
if (parser->get_node_type()==XMLParser::NODE_ELEMENT && parser->get_node_name()=="object_file") {
ERR_FAIL_COND_V( parser->is_empty(), NULL );
String version = parser->get_attribute_value_safe("version");
String magic = parser->get_attribute_value_safe("MAGIC");
if (version.get_slice_count(".")!=2) {
ERR_EXPLAIN("Invalid Version String '"+version+"'' in file: "+p_file);
ERR_FAIL_V(NULL);
}
int major = version.get_slice(".",0).to_int();
int minor = version.get_slice(".",1).to_int();
if (major>VERSION_MAJOR || (major==VERSION_MAJOR && minor>VERSION_MINOR)) {
ERR_EXPLAIN("File Format '"+version+"' is too new! Please upgrade to a a new engine version: "+p_file);
ERR_FAIL_V(NULL);
}
return loader;
}
}
ERR_EXPLAIN("No data found in file!");
ERR_FAIL_V(NULL);
}
void ObjectFormatLoaderInstancerXML::get_recognized_extensions(List<String> *p_extensions) const {
p_extensions->push_back("xml");
}
#else
ObjectFormatLoaderXML::Tag* ObjectFormatLoaderXML::parse_tag(bool *r_exit) {
while(get_char()!='<' && !f->eof_reached()) {}
if (f->eof_reached())
return NULL;
Tag tag;
bool exit=false;
if (r_exit)
*r_exit=false;
bool complete=false;
while(!f->eof_reached()) {
CharType c=get_char();
if (c<33 && tag.name.length() && !exit) {
break;
} else if (c=='>') {
complete=true;
break;
} else if (c=='/') {
exit=true;
} else {
tag.name+=c;
}
}
if (f->eof_reached())
return NULL;
if (exit) {
if (!tag_stack.size()) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Unmatched exit tag </"+tag.name+">");
ERR_FAIL_COND_V(!tag_stack.size(),NULL);
}
if (tag_stack.back()->get().name!=tag.name) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Mismatched exit tag. Got </"+tag.name+">, expected </"+tag_stack.back()->get().name+">");
ERR_FAIL_COND_V(tag_stack.back()->get().name!=tag.name,NULL);
}
if (!complete) {
while(get_char()!='>' && !f->eof_reached()) {}
if (f->eof_reached())
return NULL;
}
if (r_exit)
*r_exit=true;
tag_stack.pop_back();
return NULL;
}
if (!complete) {
String name;
String value;
bool reading_value=false;
while(!f->eof_reached()) {
CharType c=get_char();
if (c=='>') {
if (value.length()) {
tag.args[name]=value;
}
break;
} else if ( ((!reading_value && (c<33)) || c=='=' || c=='"') && tag.name.length()) {
if (!reading_value && name.length()) {
reading_value=true;
} else if (reading_value && value.length()) {
tag.args[name]=value;
name="";
value="";
reading_value=false;
}
} else if (reading_value) {
value+=c;
} else {
name+=c;
}
}
if (f->eof_reached())
return NULL;
}
tag_stack.push_back(tag);
return &tag_stack.back()->get();
}
Error ObjectFormatLoaderXML::close_tag(const String& p_name) {
int level=0;
bool inside_tag=false;
while(true) {
if (f->eof_reached()) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": EOF found while attempting to find </"+p_name+">");
ERR_FAIL_COND_V( f->eof_reached(), ERR_FILE_CORRUPT );
}
uint8_t c = get_char();
if (c == '<') {
if (inside_tag) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Malformed XML. Already inside Tag.");
ERR_FAIL_COND_V(inside_tag,ERR_FILE_CORRUPT);
}
inside_tag=true;
c = get_char();
if (c == '/') {
--level;
} else {
++level;
};
} else if (c == '>') {
if (!inside_tag) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Malformed XML. Already outside Tag");
ERR_FAIL_COND_V(!inside_tag,ERR_FILE_CORRUPT);
}
inside_tag=false;
if (level == -1) {
tag_stack.pop_back();
return OK;
};
};
}
return OK;
}
void ObjectFormatLoaderXML::unquote(String& p_str) {
p_str=p_str.strip_edges();
p_str=p_str.replace("\"","");
p_str=p_str.replace("&gt;","<");
p_str=p_str.replace("&lt;",">");
p_str=p_str.replace("&apos;","'");
p_str=p_str.replace("&quot;","\"");
for (int i=1;i<32;i++) {
char chr[2]={i,0};
p_str=p_str.replace("&#"+String::num(i)+";",chr);
}
p_str=p_str.replace("&amp;","&");
//p_str.parse_utf8( p_str.ascii(true).get_data() );
}
Error ObjectFormatLoaderXML::goto_end_of_tag() {
uint8_t c;
while(true) {
c=get_char();
if (c=='>') //closetag
break;
if (f->eof_reached()) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": EOF found while attempting to find close tag.");
ERR_FAIL_COND_V( f->eof_reached(), ERR_FILE_CORRUPT );
}
}
tag_stack.pop_back();
return OK;
}
Error ObjectFormatLoaderXML::parse_property_data(String &r_data) {
r_data="";
CharString cs;
while(true) {
CharType c=get_char();
if (c=='<')
break;
ERR_FAIL_COND_V(f->eof_reached(),ERR_FILE_CORRUPT);
cs.push_back(c);
}
cs.push_back(0);
r_data.parse_utf8(cs.get_data());
while(get_char()!='>' && !f->eof_reached()) {}
if (f->eof_reached()) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Malformed XML.");
ERR_FAIL_COND_V( f->eof_reached(), ERR_FILE_CORRUPT );
}
r_data=r_data.strip_edges();
tag_stack.pop_back();
return OK;
}
Error ObjectFormatLoaderXML::_parse_array_element(Vector<char> &buff,bool p_number_only,FileAccess *f,bool *end) {
if (buff.empty())
buff.resize(32); // optimize
int buff_max=buff.size();
int buff_size=0;
*end=false;
char *buffptr=&buff[0];
bool found=false;
bool quoted=false;
while(true) {
char c=get_char();
if (c==0) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": File corrupt (zero found).");
ERR_FAIL_V(ERR_FILE_CORRUPT);
} else if (c=='"') {
quoted=!quoted;
} else if ((!quoted && ((p_number_only && c<33) || c==',')) || c=='<') {
if (c=='<') {
*end=true;
break;
}
if (c<32 && f->eof_reached()) {
*end=true;
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": File corrupt (unexpected EOF).");
ERR_FAIL_V(ERR_FILE_CORRUPT);
}
if (found)
break;
} else {
found=true;
if (buff_size>=buff_max) {
buff_max++;
buff.resize(buff_max);
}
buffptr[buff_size]=c;
buff_size++;
}
}
if (buff_size>=buff_max) {
buff_max++;
buff.resize(buff_max);
}
buff[buff_size]=0;
buff_size++;
return OK;
}
Error ObjectFormatLoaderXML::parse_property(Variant& r_v, String &r_name) {
bool exit;
Tag *tag = parse_tag(&exit);
if (!tag) {
if (exit) // shouldn't have exited
return ERR_FILE_EOF;
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": File corrupt (No Property Tag).");
ERR_FAIL_V(ERR_FILE_CORRUPT);
}
r_v=Variant();
r_name="";
//ERR_FAIL_COND_V(tag->name!="property",ERR_FILE_CORRUPT);
//ERR_FAIL_COND_V(!tag->args.has("name"),ERR_FILE_CORRUPT);
// ERR_FAIL_COND_V(!tag->args.has("type"),ERR_FILE_CORRUPT);
//String name=tag->args["name"];
//ERR_FAIL_COND_V(name=="",ERR_FILE_CORRUPT);
String type=tag->name;
String name=tag->args["name"];
if (type=="") {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": 'type' field is empty.");
ERR_FAIL_COND_V(type=="",ERR_FILE_CORRUPT);
}
if (type=="dictionary") {
Dictionary d;
while(true) {
Error err;
String tagname;
Variant key;
int dictline = get_current_line();
err=parse_property(key,tagname);
if (err && err!=ERR_FILE_EOF) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Error parsing dictionary: "+name+" (from line "+itos(dictline)+")");
ERR_FAIL_COND_V(err && err!=ERR_FILE_EOF,err);
}
//ERR_FAIL_COND_V(tagname!="key",ERR_FILE_CORRUPT);
if (err)
break;
Variant value;
err=parse_property(value,tagname);
if (err) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Error parsing dictionary: "+name+" (from line "+itos(dictline)+")");
}
ERR_FAIL_COND_V(err,err);
//ERR_FAIL_COND_V(tagname!="value",ERR_FILE_CORRUPT);
d[key]=value;
}
//err=parse_property_data(name); // skip the rest
//ERR_FAIL_COND_V(err,err);
r_name=name;
r_v=d;
return OK;
} else if (type=="array") {
if (!tag->args.has("len")) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Array missing 'len' field: "+name);
ERR_FAIL_COND_V(!tag->args.has("len"),ERR_FILE_CORRUPT);
}
int len=tag->args["len"].to_int();
Array array;
array.resize(len);
Error err;
Variant v;
String tagname;
int idx=0;
while( (err=parse_property(v,tagname))==OK ) {
ERR_CONTINUE( idx <0 || idx >=len );
array.set(idx,v);
idx++;
}
if (idx!=len) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Error loading array (size mismatch): "+name);
ERR_FAIL_COND_V(idx!=len,err);
}
if (err!=ERR_FILE_EOF) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Error loading array: "+name);
ERR_FAIL_COND_V(err!=ERR_FILE_EOF,err);
}
//err=parse_property_data(name); // skip the rest
//ERR_FAIL_COND_V(err,err);
r_name=name;
r_v=array;
return OK;
} else if (type=="resource") {
if (tag->args.has("path")) {
String path=tag->args["path"];
String hint;
if (tag->args.has("resource_type"))
hint=tag->args["resource_type"];
if (path.begins_with("local://"))
path=path.replace("local://",local_path+"::");
else if (path.find("://")==-1 && path.is_rel_path()) {
// path is relative to file being loaded, so convert to a resource path
path=Globals::get_singleton()->localize_path(local_path.get_base_dir()+"/"+path);
}
//take advantage of the resource loader cache. The resource is cached on it, even if
RES res=ResourceLoader::load(path,hint);
if (res.is_null()) {
WARN_PRINT(String("Couldn't load resource: "+path).ascii().get_data());
}
r_v=res.get_ref_ptr();
}
Error err=goto_end_of_tag();
if (err) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Error closing <resource> tag.");
ERR_FAIL_COND_V(err,err);
}
r_name=name;
return OK;
} else if (type=="image") {
if (!tag->args.has("encoding")) {
//empty image
r_v=Image();
String sdfsdfg;
Error err=parse_property_data(sdfsdfg);
return OK;
}
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Image missing 'encoding' field.");
ERR_FAIL_COND_V( !tag->args.has("encoding"), ERR_FILE_CORRUPT );
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Image missing 'width' field.");
ERR_FAIL_COND_V( !tag->args.has("width"), ERR_FILE_CORRUPT );
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Image missing 'height' field.");
ERR_FAIL_COND_V( !tag->args.has("height"), ERR_FILE_CORRUPT );
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Image missing 'format' field.");
ERR_FAIL_COND_V( !tag->args.has("format"), ERR_FILE_CORRUPT );
String encoding=tag->args["encoding"];
if (encoding=="raw") {
String width=tag->args["width"];
String height=tag->args["height"];
String format=tag->args["format"];
int mipmaps=tag->args.has("mipmaps")?int(tag->args["mipmaps"].to_int()):int(0);
int custom_size = tag->args.has("custom_size")?int(tag->args["custom_size"].to_int()):int(0);
r_name=name;
Image::Format imgformat;
if (format=="grayscale") {
imgformat=Image::FORMAT_GRAYSCALE;
} else if (format=="intensity") {
imgformat=Image::FORMAT_INTENSITY;
} else if (format=="grayscale_alpha") {
imgformat=Image::FORMAT_GRAYSCALE_ALPHA;
} else if (format=="rgb") {
imgformat=Image::FORMAT_RGB;
} else if (format=="rgba") {
imgformat=Image::FORMAT_RGBA;
} else if (format=="indexed") {
imgformat=Image::FORMAT_INDEXED;
} else if (format=="indexed_alpha") {
imgformat=Image::FORMAT_INDEXED_ALPHA;
} else if (format=="bc1") {
imgformat=Image::FORMAT_BC1;
} else if (format=="bc2") {
imgformat=Image::FORMAT_BC2;
} else if (format=="bc3") {
imgformat=Image::FORMAT_BC3;
} else if (format=="bc4") {
imgformat=Image::FORMAT_BC4;
} else if (format=="bc5") {
imgformat=Image::FORMAT_BC5;
} else if (format=="custom") {
imgformat=Image::FORMAT_CUSTOM;
} else {
ERR_FAIL_V( ERR_FILE_CORRUPT );
}
int datasize;
int w=width.to_int();
int h=height.to_int();
if (w == 0 && w == 0) {
//r_v = Image(w, h, imgformat);
r_v=Image();
String sdfsdfg;
Error err=parse_property_data(sdfsdfg);
return OK;
};
if (imgformat==Image::FORMAT_CUSTOM) {
datasize=custom_size;
} else {
datasize = Image::get_image_data_size(h,w,imgformat,mipmaps);
}
if (datasize==0) {
//r_v = Image(w, h, imgformat);
r_v=Image();
String sdfsdfg;
Error err=parse_property_data(sdfsdfg);
return OK;
};
DVector<uint8_t> pixels;
pixels.resize(datasize);
DVector<uint8_t>::Write wb = pixels.write();
int idx=0;
uint8_t byte;
while( idx<datasize*2) {
CharType c=get_char();
ERR_FAIL_COND_V(c=='<',ERR_FILE_CORRUPT);
if ( (c>='0' && c<='9') || (c>='A' && c<='F') || (c>='a' && c<='f') ) {
if (idx&1) {
byte|=HEX2CHR(c);
wb[idx>>1]=byte;
} else {
byte=HEX2CHR(c)<<4;
}
idx++;
}
}
ERR_FAIL_COND_V(f->eof_reached(),ERR_FILE_CORRUPT);
wb=DVector<uint8_t>::Write();
r_v=Image(w,h,mipmaps,imgformat,pixels);
String sdfsdfg;
Error err=parse_property_data(sdfsdfg);
ERR_FAIL_COND_V(err,err);
return OK;
}
ERR_FAIL_V(ERR_FILE_CORRUPT);
} else if (type=="raw_array") {
if (!tag->args.has("len")) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": RawArray missing 'len' field: "+name);
ERR_FAIL_COND_V(!tag->args.has("len"),ERR_FILE_CORRUPT);
}
int len=tag->args["len"].to_int();
DVector<uint8_t> bytes;
bytes.resize(len);
DVector<uint8_t>::Write w=bytes.write();
uint8_t *bytesptr=w.ptr();
int idx=0;
uint8_t byte;
while( idx<len*2) {
CharType c=get_char();
if (idx&1) {
byte|=HEX2CHR(c);
bytesptr[idx>>1]=byte;
} else {
byte=HEX2CHR(c)<<4;
}
idx++;
}
ERR_FAIL_COND_V(f->eof_reached(),ERR_FILE_CORRUPT);
w=DVector<uint8_t>::Write();
r_v=bytes;
String sdfsdfg;
Error err=parse_property_data(sdfsdfg);
ERR_FAIL_COND_V(err,err);
r_name=name;
return OK;
} else if (type=="int_array") {
if (!tag->args.has("len")) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Array missing 'len' field: "+name);
ERR_FAIL_COND_V(!tag->args.has("len"),ERR_FILE_CORRUPT);
}
int len=tag->args["len"].to_int();
DVector<int> ints;
ints.resize(len);
DVector<int>::Write w=ints.write();
int *intsptr=w.ptr();
int idx=0;
String str;
#if 0
while( idx<len ) {
CharType c=get_char();
ERR_FAIL_COND_V(f->eof_reached(),ERR_FILE_CORRUPT);
if (c<33 || c==',' || c=='<') {
if (str.length()) {
intsptr[idx]=str.to_int();
str="";
idx++;
}
if (c=='<') {
while(get_char()!='>' && !f->eof_reached()) {}
ERR_FAIL_COND_V(f->eof_reached(),ERR_FILE_CORRUPT);
break;
}
} else {
str+=c;
}
}
#else
Vector<char> tmpdata;
while( idx<len ) {
bool end=false;
Error err = _parse_array_element(tmpdata,true,f,&end);
ERR_FAIL_COND_V(err,err);
intsptr[idx]=String::to_int(&tmpdata[0]);
idx++;
if (end)
break;
}
#endif
w=DVector<int>::Write();
r_v=ints;
Error err=goto_end_of_tag();
ERR_FAIL_COND_V(err,err);
r_name=name;
return OK;
} else if (type=="real_array") {
if (!tag->args.has("len")) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Array missing 'len' field: "+name);
ERR_FAIL_COND_V(!tag->args.has("len"),ERR_FILE_CORRUPT);
}
int len=tag->args["len"].to_int();;
DVector<real_t> reals;
reals.resize(len);
DVector<real_t>::Write w=reals.write();
real_t *realsptr=w.ptr();
int idx=0;
String str;
#if 0
while( idx<len ) {
CharType c=get_char();
ERR_FAIL_COND_V(f->eof_reached(),ERR_FILE_CORRUPT);
if (c<33 || c==',' || c=='<') {
if (str.length()) {
realsptr[idx]=str.to_double();
str="";
idx++;
}
if (c=='<') {
while(get_char()!='>' && !f->eof_reached()) {}
ERR_FAIL_COND_V(f->eof_reached(),ERR_FILE_CORRUPT);
break;
}
} else {
str+=c;
}
}
#else
Vector<char> tmpdata;
while( idx<len ) {
bool end=false;
Error err = _parse_array_element(tmpdata,true,f,&end);
ERR_FAIL_COND_V(err,err);
realsptr[idx]=String::to_double(&tmpdata[0]);
idx++;
if (end)
break;
}
#endif
w=DVector<real_t>::Write();
r_v=reals;
Error err=goto_end_of_tag();
ERR_FAIL_COND_V(err,err);
r_name=name;
return OK;
} else if (type=="string_array") {
if (!tag->args.has("len")) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Array missing 'len' field: "+name);
ERR_FAIL_COND_V(!tag->args.has("len"),ERR_FILE_CORRUPT);
}
int len=tag->args["len"].to_int();
DVector<String> strings;
strings.resize(len);
DVector<String>::Write w=strings.write();
String *stringsptr=w.ptr();
int idx=0;
String str;
bool inside_str=false;
CharString cs;
while( idx<len ) {
CharType c=get_char();
ERR_FAIL_COND_V(f->eof_reached(),ERR_FILE_CORRUPT);
if (c=='"') {
if (inside_str) {
cs.push_back(0);
String str;
str.parse_utf8(cs.get_data());
unquote(str);
stringsptr[idx]=str;
cs.clear();
idx++;
inside_str=false;
} else {
inside_str=true;
}
} else if (c=='<') {
while(get_char()!='>' && !f->eof_reached()) {}
ERR_FAIL_COND_V(f->eof_reached(),ERR_FILE_CORRUPT);
break;
} else if (inside_str){
cs.push_back(c);
}
}
w=DVector<String>::Write();
r_v=strings;
String sdfsdfg;
Error err=parse_property_data(sdfsdfg);
ERR_FAIL_COND_V(err,err);
r_name=name;
return OK;
} else if (type=="vector3_array") {
if (!tag->args.has("len")) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Array missing 'len' field: "+name);
ERR_FAIL_COND_V(!tag->args.has("len"),ERR_FILE_CORRUPT);
}
int len=tag->args["len"].to_int();;
DVector<Vector3> vectors;
vectors.resize(len);
DVector<Vector3>::Write w=vectors.write();
Vector3 *vectorsptr=w.ptr();
int idx=0;
int subidx=0;
Vector3 auxvec;
String str;
// uint64_t tbegin = OS::get_singleton()->get_ticks_usec();
#if 0
while( idx<len ) {
CharType c=get_char();
ERR_FAIL_COND_V(f->eof_reached(),ERR_FILE_CORRUPT);
if (c<33 || c==',' || c=='<') {
if (str.length()) {
auxvec[subidx]=str.to_double();
subidx++;
str="";
if (subidx==3) {
vectorsptr[idx]=auxvec;
idx++;
subidx=0;
}
}
if (c=='<') {
while(get_char()!='>' && !f->eof_reached()) {}
ERR_FAIL_COND_V(f->eof_reached(),ERR_FILE_CORRUPT);
break;
}
} else {
str+=c;
}
}
#else
Vector<char> tmpdata;
while( idx<len ) {
bool end=false;
Error err = _parse_array_element(tmpdata,true,f,&end);
ERR_FAIL_COND_V(err,err);
auxvec[subidx]=String::to_double(&tmpdata[0]);
subidx++;
if (subidx==3) {
vectorsptr[idx]=auxvec;
idx++;
subidx=0;
}
if (end)
break;
}
#endif
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Premature end of vector3 array");
ERR_FAIL_COND_V(idx<len,ERR_FILE_CORRUPT);
// double time_taken = (OS::get_singleton()->get_ticks_usec() - tbegin)/1000000.0;
w=DVector<Vector3>::Write();
r_v=vectors;
String sdfsdfg;
Error err=goto_end_of_tag();
ERR_FAIL_COND_V(err,err);
r_name=name;
return OK;
} else if (type=="vector2_array") {
if (!tag->args.has("len")) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Array missing 'len' field: "+name);
ERR_FAIL_COND_V(!tag->args.has("len"),ERR_FILE_CORRUPT);
}
int len=tag->args["len"].to_int();;
DVector<Vector2> vectors;
vectors.resize(len);
DVector<Vector2>::Write w=vectors.write();
Vector2 *vectorsptr=w.ptr();
int idx=0;
int subidx=0;
Vector2 auxvec;
String str;
// uint64_t tbegin = OS::get_singleton()->get_ticks_usec();
#if 0
while( idx<len ) {
CharType c=get_char();
ERR_FAIL_COND_V(f->eof_reached(),ERR_FILE_CORRUPT);
if (c<22 || c==',' || c=='<') {
if (str.length()) {
auxvec[subidx]=str.to_double();
subidx++;
str="";
if (subidx==2) {
vectorsptr[idx]=auxvec;
idx++;
subidx=0;
}
}
if (c=='<') {
while(get_char()!='>' && !f->eof_reached()) {}
ERR_FAIL_COND_V(f->eof_reached(),ERR_FILE_CORRUPT);
break;
}
} else {
str+=c;
}
}
#else
Vector<char> tmpdata;
while( idx<len ) {
bool end=false;
Error err = _parse_array_element(tmpdata,true,f,&end);
ERR_FAIL_COND_V(err,err);
auxvec[subidx]=String::to_double(&tmpdata[0]);
subidx++;
if (subidx==2) {
vectorsptr[idx]=auxvec;
idx++;
subidx=0;
}
if (end)
break;
}
#endif
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Premature end of vector2 array");
ERR_FAIL_COND_V(idx<len,ERR_FILE_CORRUPT);
// double time_taken = (OS::get_singleton()->get_ticks_usec() - tbegin)/1000000.0;
w=DVector<Vector2>::Write();
r_v=vectors;
String sdfsdfg;
Error err=goto_end_of_tag();
ERR_FAIL_COND_V(err,err);
r_name=name;
return OK;
} else if (type=="color_array") {
if (!tag->args.has("len")) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Array missing 'len' field: "+name);
ERR_FAIL_COND_V(!tag->args.has("len"),ERR_FILE_CORRUPT);
}
int len=tag->args["len"].to_int();;
DVector<Color> colors;
colors.resize(len);
DVector<Color>::Write w=colors.write();
Color *colorsptr=w.ptr();
int idx=0;
int subidx=0;
Color auxcol;
String str;
while( idx<len ) {
CharType c=get_char();
ERR_FAIL_COND_V(f->eof_reached(),ERR_FILE_CORRUPT);
if (c<33 || c==',' || c=='<') {
if (str.length()) {
auxcol[subidx]=str.to_double();
subidx++;
str="";
if (subidx==4) {
colorsptr[idx]=auxcol;
idx++;
subidx=0;
}
}
if (c=='<') {
while(get_char()!='>' && !f->eof_reached()) {}
ERR_FAIL_COND_V(f->eof_reached(),ERR_FILE_CORRUPT);
break;
}
} else {
str+=c;
}
}
w=DVector<Color>::Write();
r_v=colors;
String sdfsdfg;
Error err=parse_property_data(sdfsdfg);
ERR_FAIL_COND_V(err,err);
r_name=name;
return OK;
}
String data;
Error err = parse_property_data(data);
ERR_FAIL_COND_V(err!=OK,err);
if (type=="nil") {
// uh do nothing
} else if (type=="bool") {
// uh do nothing
if (data.nocasecmp_to("true")==0 || data.to_int()!=0)
r_v=true;
else
r_v=false;
} else if (type=="int") {
r_v=data.to_int();
} else if (type=="real") {
r_v=data.to_double();
} else if (type=="string") {
String str=data;
unquote(str);
r_v=str;
} else if (type=="vector3") {
r_v=Vector3(
data.get_slice(",",0).to_double(),
data.get_slice(",",1).to_double(),
data.get_slice(",",2).to_double()
);
} else if (type=="vector2") {
r_v=Vector2(
data.get_slice(",",0).to_double(),
data.get_slice(",",1).to_double()
);
} else if (type=="plane") {
r_v=Plane(
data.get_slice(",",0).to_double(),
data.get_slice(",",1).to_double(),
data.get_slice(",",2).to_double(),
data.get_slice(",",3).to_double()
);
} else if (type=="quaternion") {
r_v=Quat(
data.get_slice(",",0).to_double(),
data.get_slice(",",1).to_double(),
data.get_slice(",",2).to_double(),
data.get_slice(",",3).to_double()
);
} else if (type=="rect2") {
r_v=Rect2(
Vector2(
data.get_slice(",",0).to_double(),
data.get_slice(",",1).to_double()
),
Vector2(
data.get_slice(",",2).to_double(),
data.get_slice(",",3).to_double()
)
);
} else if (type=="aabb") {
r_v=AABB(
Vector3(
data.get_slice(",",0).to_double(),
data.get_slice(",",1).to_double(),
data.get_slice(",",2).to_double()
),
Vector3(
data.get_slice(",",3).to_double(),
data.get_slice(",",4).to_double(),
data.get_slice(",",5).to_double()
)
);
} else if (type=="matrix32") {
Matrix32 m3;
for (int i=0;i<3;i++) {
for (int j=0;j<2;j++) {
m3.elements[i][j]=data.get_slice(",",i*2+j).to_double();
}
}
r_v=m3;
} else if (type=="matrix3") {
Matrix3 m3;
for (int i=0;i<3;i++) {
for (int j=0;j<3;j++) {
m3.elements[i][j]=data.get_slice(",",i*3+j).to_double();
}
}
r_v=m3;
} else if (type=="transform") {
Transform tr;
for (int i=0;i<3;i++) {
for (int j=0;j<3;j++) {
tr.basis.elements[i][j]=data.get_slice(",",i*3+j).to_double();
}
}
tr.origin=Vector3(
data.get_slice(",",9).to_double(),
data.get_slice(",",10).to_double(),
data.get_slice(",",11).to_double()
);
r_v=tr;
} else if (type=="color") {
r_v=Color(
data.get_slice(",",0).to_double(),
data.get_slice(",",1).to_double(),
data.get_slice(",",2).to_double(),
data.get_slice(",",3).to_double()
);
} else if (type=="node_path") {
String str=data;
unquote(str);
r_v=NodePath( str );
} else if (type=="input_event") {
// ?
} else {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Unrecognized tag in file: "+type);
ERR_FAIL_V(ERR_FILE_CORRUPT);
}
r_name=name;
return OK;
}
Error ObjectFormatLoaderXML::load(Object **p_object,Variant &p_meta) {
*p_object=NULL;
p_meta=Variant();
while(true) {
bool exit;
Tag *tag = parse_tag(&exit);
if (!tag) {
if (!exit) // shouldn't have exited
ERR_FAIL_V(ERR_FILE_CORRUPT);
*p_object=NULL;
return ERR_FILE_EOF;
}
RES resource;
Object *obj=NULL;
if (tag->name=="resource") {
//loading resource
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": <resource> missing 'len' field.");
ERR_FAIL_COND_V(!tag->args.has("path"),ERR_FILE_CORRUPT);
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": <resource> missing 'type' field.");
ERR_FAIL_COND_V(!tag->args.has("type"),ERR_FILE_CORRUPT);
String path=tag->args["path"];
if (path.begins_with("local://")) {
//built-in resource (but really external)
path=path.replace("local://",local_path+"::");
}
if (ResourceCache::has(path)) {
Error err = close_tag(tag->name);
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Unable to close <resource> tag.");
ERR_FAIL_COND_V( err, err );
continue; //it's a resource, and it's already loaded
}
String type = tag->args["type"];
obj = ObjectTypeDB::instance(type);
if (!obj) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Object of unrecognized type in file: "+type);
}
ERR_FAIL_COND_V(!obj,ERR_FILE_CORRUPT);
Resource *r = obj->cast_to<Resource>();
if (!r) {
memdelete(obj); //bye
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Object type in resource field not a resource, type is: "+obj->get_type());
ERR_FAIL_COND_V(!obj->cast_to<Resource>(),ERR_FILE_CORRUPT);
}
resource = RES( r );
r->set_path(path);
} else if (tag->name=="object") {
if ( tag->args.has("type") ) {
ERR_FAIL_COND_V(!ObjectTypeDB::type_exists(tag->args["type"]), ERR_FILE_CORRUPT);
if (ObjectTypeDB::can_instance(tag->args["type"])) {
obj = ObjectTypeDB::instance(tag->args["type"]);
if (!obj) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Object of unrecognized type in file: "+tag->args["type"]);
}
ERR_FAIL_COND_V(!obj,ERR_FILE_CORRUPT);
} else {
close_tag(tag->name);
return ERR_SKIP;
};
} else {
//otherwise it's a meta object
}
} else {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Unknown main tag: "+tag->name);
ERR_FAIL_V( ERR_FILE_CORRUPT );
}
//load properties
while(true) {
String name;
Variant v;
Error err;
err = parse_property(v,name);
if (err==ERR_FILE_EOF) //tag closed
break;
if (err!=OK) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": XML Parsing aborted.");
ERR_FAIL_COND_V(err!=OK,ERR_FILE_CORRUPT);
}
if (resource.is_null() && name=="__xml_meta__") {
p_meta=v;
continue;
} else if (!obj) {
ERR_EXPLAIN(local_path+":"+itos(get_current_line())+": Normal property found in meta object.");
ERR_FAIL_V(ERR_FILE_CORRUPT);
}
obj->set(name,v);
}
if (!obj) {
*p_object=NULL;
return OK; // it was a meta object
}
if (resource.is_null()) {
//regular object
*p_object=obj;
return OK;
} else {
resource_cache.push_back(resource); //keep it in mem until finished loading
}
// a resource.. continue!
}
return OK; //never reach anyway
}
int ObjectFormatLoaderXML::get_current_line() const {
return lines;
}
uint8_t ObjectFormatLoaderXML::get_char() const {
uint8_t c = f->get_8();
if (c=='\n')
lines++;
return c;
}
ObjectFormatLoaderXML::~ObjectFormatLoaderXML() {
if (f) {
if (f->is_open())
f->close();
memdelete(f);
}
}
ObjectFormatLoaderXML* ObjectFormatLoaderInstancerXML::instance(const String& p_file,const String& p_magic) {
Error err;
FileAccess *f=FileAccess::open(p_file,FileAccess::READ,&err);
if (err!=OK) {
ERR_FAIL_COND_V(err!=OK,NULL);
}
ObjectFormatLoaderXML *loader = memnew( ObjectFormatLoaderXML );
loader->lines=1;
loader->f=f;
loader->local_path = Globals::get_singleton()->localize_path(p_file);
ObjectFormatLoaderXML::Tag *tag = loader->parse_tag();
if (!tag || tag->name!="?xml" || !tag->args.has("version") || !tag->args.has("encoding") || tag->args["encoding"]!="UTF-8") {
f->close();
memdelete(loader);
ERR_EXPLAIN("Not a XML:UTF-8 File: "+p_file);
ERR_FAIL_V(NULL);
}
loader->tag_stack.clear();
tag = loader->parse_tag();
if (!tag || tag->name!="object_file" || !tag->args.has("magic") || !tag->args.has("version") || tag->args["magic"]!=p_magic) {
f->close();
memdelete(loader);
ERR_EXPLAIN("Unrecognized XML File: "+p_file);
ERR_FAIL_V(NULL);
}
String version = tag->args["version"];
if (version.get_slice_count(".")!=2) {
f->close();
memdelete(loader);
ERR_EXPLAIN("Invalid Version String '"+version+"'' in file: "+p_file);
ERR_FAIL_V(NULL);
}
int major = version.get_slice(".",0).to_int();
int minor = version.get_slice(".",1).to_int();
if (major>VERSION_MAJOR || (major==VERSION_MAJOR && minor>VERSION_MINOR)) {
f->close();
memdelete(loader);
ERR_EXPLAIN("File Format '"+version+"' is too new! Please upgrade to a a new engine version: "+p_file);
ERR_FAIL_V(NULL);
}
return loader;
}
void ObjectFormatLoaderInstancerXML::get_recognized_extensions(List<String> *p_extensions) const {
p_extensions->push_back("xml");
}
#endif
#endif
#endif
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