GODOT IS OPEN SOURCE

1 files changed, 1071 insertions, 0 deletions

diff --git a/tools/editor/editor_file_system.cpp b/tools/editor/editor_file_system.cpp
new file mode 100644
index 000000000..52b195b23
--- /dev/null
+++ b/tools/editor/editor_file_system.cpp
@@ -0,0 +1,1071 @@
+/*************************************************************************/
+/*  editor_file_system.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.                */
+/*************************************************************************/
+#include "editor_file_system.h"
+#include "globals.h"
+#include "io/resource_loader.h"
+#include "os/os.h"
+#include "os/file_access.h"
+#include "editor_node.h"
+#include "io/resource_saver.h"
+
+
+EditorFileSystem *EditorFileSystem::singleton=NULL;
+
+
+int EditorFileSystemDirectory::get_subdir_count() const {
+
+	return subdirs.size();
+}
+
+EditorFileSystemDirectory *EditorFileSystemDirectory::get_subdir(int p_idx){
+
+	ERR_FAIL_INDEX_V(p_idx,subdirs.size(),NULL);
+	return subdirs[p_idx];
+
+}
+
+int EditorFileSystemDirectory::get_file_count() const{
+
+	return files.size();
+}
+
+String EditorFileSystemDirectory::get_file(int p_idx) const{
+
+	ERR_FAIL_INDEX_V(p_idx,files.size(),"");
+
+	return files[p_idx].file;
+}
+
+String EditorFileSystemDirectory::get_path() const {
+
+	String p;
+	const EditorFileSystemDirectory *d=this;
+	while(d->parent) {
+		p=d->name+"/"+p;
+		d=d->parent;
+	}
+
+	return "res://"+p;
+
+}
+
+
+String EditorFileSystemDirectory::get_file_path(int p_idx) const {
+
+	String file = get_file(p_idx);
+	const EditorFileSystemDirectory *d=this;
+	while(d->parent) {
+		file=d->name+"/"+file;
+		d=d->parent;
+	}
+
+	return "res://"+file;
+}
+
+bool EditorFileSystemDirectory::get_file_meta(int p_idx) const {
+
+	ERR_FAIL_INDEX_V(p_idx,files.size(),"");
+	return files[p_idx].meta.enabled;
+}
+
+Vector<String> EditorFileSystemDirectory::get_missing_sources(int p_idx) const {
+
+	ERR_FAIL_INDEX_V(p_idx,files.size(),Vector<String>());
+	Vector<String> missing;
+	for(int i=0;i<files[p_idx].meta.sources.size();i++) {
+		if (files[p_idx].meta.sources[i].missing)
+			missing.push_back(files[p_idx].meta.sources[i].path);
+	}
+
+	return missing;
+
+
+}
+bool EditorFileSystemDirectory::is_missing_sources(int p_idx) const {
+
+	ERR_FAIL_INDEX_V(p_idx,files.size(),false);
+	for(int i=0;i<files[p_idx].meta.sources.size();i++) {
+		if (files[p_idx].meta.sources[i].missing)
+			return true;
+	}
+
+	return false;
+}
+
+String EditorFileSystemDirectory::get_file_type(int p_idx) const {
+
+	ERR_FAIL_INDEX_V(p_idx,files.size(),"");
+	return files[p_idx].type;
+}
+
+String EditorFileSystemDirectory::get_name() {
+
+	return name;
+}
+
+EditorFileSystemDirectory *EditorFileSystemDirectory::get_parent() {
+
+	return parent;
+}
+
+void EditorFileSystemDirectory::_bind_methods() {
+
+	ObjectTypeDB::bind_method(_MD("get_subdir_count"),&EditorFileSystemDirectory::get_subdir_count);
+	ObjectTypeDB::bind_method(_MD("get_subdir","idx"),&EditorFileSystemDirectory::get_subdir);
+	ObjectTypeDB::bind_method(_MD("get_file_count"),&EditorFileSystemDirectory::get_file_count);
+	ObjectTypeDB::bind_method(_MD("get_file","idx"),&EditorFileSystemDirectory::get_file);
+	ObjectTypeDB::bind_method(_MD("get_file_path","idx"),&EditorFileSystemDirectory::get_file_path);
+	ObjectTypeDB::bind_method(_MD("get_file_types","idx"),&EditorFileSystemDirectory::get_file_type);
+	ObjectTypeDB::bind_method(_MD("is_missing_sources","idx"),&EditorFileSystemDirectory::get_file_type);
+	ObjectTypeDB::bind_method(_MD("get_name"),&EditorFileSystemDirectory::get_name);
+	ObjectTypeDB::bind_method(_MD("get_parent"),&EditorFileSystemDirectory::get_parent);
+
+}
+
+
+EditorFileSystemDirectory::EditorFileSystemDirectory() {
+
+	parent=NULL;
+}
+
+EditorFileSystemDirectory::~EditorFileSystemDirectory() {
+
+	for(int i=0;i<subdirs.size();i++) {
+
+		memdelete(subdirs[i]);
+	}
+}
+
+
+
+
+
+
+
+
+EditorFileSystem::DirItem::~DirItem() {
+
+	for(int i=0;i<dirs.size();i++) {
+		memdelete(dirs[i]);
+	}
+
+	for(int i=0;i<files.size();i++) {
+		memdelete(files[i]);
+	}
+}
+
+EditorFileSystemDirectory::ImportMeta EditorFileSystem::_get_meta(const String& p_path) {
+
+	Ref<ResourceImportMetadata> imd = ResourceLoader::load_import_metadata(p_path);
+	EditorFileSystemDirectory::ImportMeta m;
+	if (imd.is_null()) {
+		m.enabled=false;
+	} else {
+		m.enabled=true;
+		for(int i=0;i<imd->get_source_count();i++) {
+			EditorFileSystemDirectory::ImportMeta::Source s;
+			s.path=imd->get_source_path(i);
+			s.md5=imd->get_source_md5(i);
+			s.modified_time=0;
+			s.missing=false;
+			m.sources.push_back(s);
+		}
+		m.import_editor=imd->get_editor();
+	}
+	return m;
+}
+
+EditorFileSystem::DirItem* EditorFileSystem::_scan_dir(DirAccess *da,Set<String> &extensions,String p_name,float p_from,float p_range,const String& p_path,HashMap<String,FileCache> &file_cache,HashMap<String,DirCache> &dir_cache,EditorProgressBG& p_prog) {
+
+	if (abort_scan)
+		return NULL;
+
+	if (p_path!=String()) {
+		if (FileAccess::exists(("res://"+p_path).plus_file("engine.cfg"))) {
+			return NULL;
+		}
+	}
+
+	List<String> dirs;
+	List<String> files;
+	Set<String> pngs;
+
+	String path=p_path;
+	if (path.ends_with("/"))
+		path=path.substr(0,path.length()-1);
+	String global_path = Globals::get_singleton()->get_resource_path().plus_file(path);
+
+	path="res://"+path;
+	uint64_t mtime = FileAccess::get_modified_time(global_path);
+
+	DirCache *dc = dir_cache.getptr(path);
+
+
+	if (dc && dc->modification_time==mtime) {
+		//use the cached files, since directory did not change
+		for (Set<String>::Element *E=dc->subdirs.front();E;E=E->next()) {
+			dirs.push_back(E->get());
+		}
+		for (Set<String>::Element *E=dc->files.front();E;E=E->next()) {
+			files.push_back(E->get());
+		}
+
+	} else {
+		//use the filesystem, some files may have changed
+		Error err = da->change_dir(global_path);
+		if (err!=OK) {
+			print_line("Can't change to: "+path);
+			ERR_FAIL_COND_V(err!=OK,NULL);
+		}
+
+
+		da->list_dir_begin();
+		while (true) {
+
+			bool isdir;
+			String f = da->get_next(&isdir);
+			if (f=="")
+				break;
+			if (isdir) {
+				dirs.push_back(f);
+			} else {
+				String ext = f.extension().to_lower();
+				if (extensions.has(ext))
+					files.push_back(f);
+
+			}
+
+		}
+
+		da->list_dir_end();
+		files.sort();
+		dirs.sort();
+
+	}
+
+
+
+	//print_line(da->get_current_dir()+": dirs: "+itos(dirs.size())+" files:"+itos(files.size()) );
+
+	//find subdirs
+	Vector<DirItem*> subdirs;
+
+	//String current = da->get_current_dir();
+	float idx=0;
+	for (List<String>::Element *E=dirs.front();E;E=E->next(),idx+=1.0) {
+
+		String d = E->get();
+		if (d.begins_with(".")) //ignore hidden and . / ..
+			continue;
+
+		//ERR_CONTINUE( da->change_dir(d)!= OK );
+		DirItem *sdi = _scan_dir(da,extensions,d,p_from+(idx/dirs.size())*p_range,p_range/dirs.size(),p_path+d+"/",file_cache,dir_cache,p_prog);
+		if (sdi) {
+			subdirs.push_back(sdi);
+		}
+		//da->change_dir(current);
+	}
+
+
+	if (subdirs.empty() && files.empty()) {
+		total=p_from+p_range;
+		p_prog.step(total*100);
+		return NULL; //give up, nothing to do here
+	}
+
+	DirItem *di = memnew( DirItem );
+	di->path=path;
+	di->name=p_name;
+	di->dirs=subdirs;
+	di->modified_time=mtime;
+
+	//add files
+	for (List<String>::Element *E=files.front();E;E=E->next()) {
+
+		SceneItem * si = memnew( SceneItem );
+		si->file=E->get();
+		si->path="res://"+p_path+si->file;
+		FileCache *fc = file_cache.getptr(si->path);
+		uint64_t mt = FileAccess::get_modified_time(si->path);
+
+		if (fc && fc->modification_time == mt) {
+
+			si->meta=fc->meta;
+			si->type=fc->type;
+			si->modified_time=fc->modification_time;
+		} else {
+			si->meta=_get_meta(si->path);
+			si->type=ResourceLoader::get_resource_type(si->path);
+			si->modified_time=mt;
+
+		}
+
+		if (si->meta.enabled) {
+			md_count++;
+			if (_check_meta_sources(si->meta)) {
+				sources_changed.push_back(si->path);
+			}
+		}
+		di->files.push_back(si);
+	}
+
+	total=p_from+p_range;
+	p_prog.step(total*100);
+
+	return di;
+}
+
+
+void EditorFileSystem::_scan_scenes() {
+
+	ERR_FAIL_COND(!scanning || scandir);
+
+	//read .fscache
+	HashMap<String,FileCache> file_cache;
+	HashMap<String,DirCache> dir_cache;
+	DirCache *dc=NULL;
+	String cpath;
+
+	sources_changed.clear();
+
+
+
+	String project=Globals::get_singleton()->get_resource_path();
+	FileAccess *f =FileAccess::open(project+"/.fscache",FileAccess::READ);
+
+	if (f) {
+		//read the disk cache
+		while(!f->eof_reached()) {
+
+			String l = f->get_line().strip_edges();
+			if (l==String())
+				continue;
+
+			if (l.begins_with("::")) {
+				Vector<String> split = l.split("::");
+				ERR_CONTINUE( split.size() != 3);
+				String name = split[1];
+
+				dir_cache[name]=DirCache();
+				dc=&dir_cache[name];
+				dc->modification_time=split[2].to_int64();
+
+				if (name!="res://") {
+
+					cpath=name+"/";
+
+					int sp=name.find_last("/");
+					if (sp==5)
+						sp=6;
+					String pd = name.substr(0,sp);
+					DirCache *dcp = dir_cache.getptr(pd);
+					ERR_CONTINUE(!dcp);
+					dcp->subdirs.insert(name.get_file());
+				} else {
+
+					cpath=name;
+				}
+
+
+			} else {
+				Vector<String> split = l.split("::");
+				ERR_CONTINUE( split.size() != 4);
+				String name = split[0];
+				String file;
+
+				if (!name.begins_with("res://")) {
+					file=name;
+					name=cpath+name;
+				} else {
+					file=name.get_file();
+				}
+
+				FileCache fc;
+				fc.type=split[1];
+				fc.modification_time=split[2].to_int64();
+				String meta = split[3].strip_edges();
+				fc.meta.enabled=false;
+				if (meta.find("<>")!=-1){
+					Vector<String> spl = meta.split("<>");
+					int sc = spl.size()-1;
+					if (sc%3==0){
+						fc.meta.enabled=true;
+						fc.meta.import_editor=spl[0];
+						fc.meta.sources.resize(sc/3);
+						for(int i=0;i<fc.meta.sources.size();i++) {
+							fc.meta.sources[i].path=spl[1+i*3+0];
+							fc.meta.sources[i].md5=spl[1+i*3+1];
+							fc.meta.sources[i].modified_time=spl[1+i*3+2].to_int64();
+						}
+
+					}
+
+				}
+				file_cache[name]=fc;
+
+				ERR_CONTINUE(!dc);
+				dc->files.insert(file);
+			}
+
+		}
+
+		f->close();
+		memdelete(f);
+	}
+
+
+
+
+
+
+	total=0;
+	DirAccess *da = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
+	//da->change_dir( Globals::get_singleton()->get_resource_path() );
+
+
+	List<String> extensionsl;
+	ResourceLoader::get_recognized_extensions_for_type("",&extensionsl);
+	Set<String> extensions;
+	for(List<String>::Element *E = extensionsl.front();E;E=E->next()) {
+
+		extensions.insert(E->get());
+	}
+
+	EditorProgressBG scan_progress("efs","ScanFS",100);
+
+	md_count=0;
+	scandir=_scan_dir(da,extensions,"",0,1,"",file_cache,dir_cache,scan_progress);
+	memdelete(da);
+	if (abort_scan && scandir) {
+		memdelete(scandir);
+		scandir=NULL;
+
+	}
+
+
+	//save back the findings
+	f=FileAccess::open(project+"/.fscache",FileAccess::WRITE);
+	_save_type_cache_fs(scandir,f);
+	f->close();
+	memdelete(f);
+
+	scanning=false;
+
+}
+
+
+
+void EditorFileSystem::_thread_func(void *_userdata) {
+
+	EditorFileSystem *sd = (EditorFileSystem*)_userdata;
+	sd->_scan_scenes();
+
+}
+
+void EditorFileSystem::scan() {
+
+    if (bool(Globals::get_singleton()->get("debug/disable_scan")))
+           return;
+
+	if (scanning || scanning_sources|| thread)
+		return;
+
+
+	abort_scan=false;
+	if (!use_threads) {
+		scanning=true;
+		_scan_scenes();
+		if (rootdir)
+			memdelete(rootdir);
+		rootdir=scandir;
+		if (filesystem)
+			memdelete(filesystem);
+//		file_type_cache.clear();
+		filesystem=_update_tree(rootdir);
+
+		if (rootdir)
+			memdelete(rootdir);
+		rootdir=NULL;
+		scanning=false;
+		emit_signal("filesystem_changed");
+		emit_signal("sources_changed",sources_changed.size()>0);
+
+	} else {
+
+		ERR_FAIL_COND(thread);
+		set_process(true);
+		Thread::Settings s;
+		scanning=true;
+		s.priority=Thread::PRIORITY_LOW;
+		thread = Thread::create(_thread_func,this,s);
+		//tree->hide();
+		//progress->show();
+	}
+
+
+
+}
+
+bool EditorFileSystem::_check_meta_sources(EditorFileSystemDirectory::ImportMeta & p_meta,EditorProgressBG *ep) {
+
+	if (p_meta.enabled) {
+
+		if (ep) {
+			ep->step(ss_amount++);
+		}
+
+		for(int j=0;j<p_meta.sources.size();j++) {
+
+			String src = EditorImportPlugin::expand_source_path(p_meta.sources[j].path);
+
+			if (!FileAccess::exists(src)) {
+				p_meta.sources[j].missing=true;
+				continue;
+			}
+
+			p_meta.sources[j].missing=false;
+
+			uint64_t mt = FileAccess::get_modified_time(src);
+
+			if (mt!=p_meta.sources[j].modified_time) {
+				//scan
+				String md5 = FileAccess::get_md5(src);
+				print_line("md5: "+md5);
+				print_line("vs: "+p_meta.sources[j].md5);
+				if (md5!=p_meta.sources[j].md5) {
+					//really changed
+					return true;
+				}
+				p_meta.sources[j].modified_time=mt;
+			}
+		}
+	}
+
+	return false;
+}
+
+void EditorFileSystem::_scan_sources(EditorFileSystemDirectory *p_dir,EditorProgressBG *ep) {
+
+	for(int i=0;i<p_dir->files.size();i++) {
+
+		if (_check_meta_sources(p_dir->files[i].meta,ep)) {
+			sources_changed.push_back(p_dir->get_file_path(i));
+		}
+	}
+
+	for(int i=0;i<p_dir->subdirs.size();i++) {
+
+		_scan_sources(p_dir->get_subdir(i),ep);
+	}
+
+}
+
+void EditorFileSystem::_thread_func_sources(void *_userdata) {
+
+	EditorFileSystem *efs = (EditorFileSystem*)_userdata;
+	if (efs->filesystem) {
+		EditorProgressBG pr("sources","ScanSources",efs->md_count);
+		efs->ss_amount=0;
+		efs->_scan_sources(efs->filesystem,&pr);
+	}
+	efs->scanning_sources_done=true;
+}
+
+void EditorFileSystem::get_changed_sources(List<String> *r_changed) {
+
+	*r_changed=sources_changed;
+}
+
+void EditorFileSystem::scan_sources() {
+
+	if (scanning || scanning_sources|| thread)
+		return;
+
+	sources_changed.clear();
+	scanning_sources=true;
+	scanning_sources_done=false;
+
+	abort_scan=false;
+
+	if (!use_threads) {
+		if (filesystem)
+			_scan_sources(filesystem,NULL);
+		scanning_sources=false;
+		scanning_sources_done=true;
+		emit_signal("sources_changed",sources_changed.size()>0);
+	} else {
+
+		ERR_FAIL_COND(thread_sources);
+		set_process(true);
+		Thread::Settings s;
+		ss_amount=0;
+		s.priority=Thread::PRIORITY_LOW;
+		thread_sources = Thread::create(_thread_func_sources,this,s);
+		//tree->hide();
+		print_line("SCAN BEGIN!");
+		//progress->show();
+	}
+
+
+
+}
+
+EditorFileSystemDirectory* EditorFileSystem::_update_tree(DirItem *p_item) {
+
+	EditorFileSystemDirectory *efd = memnew( EditorFileSystemDirectory );
+
+	if (!p_item)
+		return efd; //empty likely
+	efd->name=p_item->name;
+
+	for(int i=0;i<p_item->files.size();i++) {
+
+		String s = p_item->files[i]->type;
+		//if (p_item->files[i]->meta)
+		//	s="*"+s;
+
+//		file_type_cache[p_item->files[i]->path]=s;
+		if (p_item->files[i]->type=="")
+			continue; //ignore because it's invalid
+		EditorFileSystemDirectory::FileInfo fi;
+		fi.file=p_item->files[i]->file;
+		fi.type=p_item->files[i]->type;
+		fi.meta=p_item->files[i]->meta;
+		fi.modified_time=p_item->files[i]->modified_time;
+
+		efd->files.push_back(fi);
+
+	}
+
+	for(int i=0;i<p_item->dirs.size();i++) {
+
+		EditorFileSystemDirectory *efsd =_update_tree(p_item->dirs[i]);
+		efsd->parent=efd;
+		efd->subdirs.push_back( efsd );
+
+	}
+
+
+	return efd;
+}
+
+void EditorFileSystem::_notification(int p_what) {
+
+	switch(p_what) {
+
+		case NOTIFICATION_ENTER_SCENE: {
+
+			_load_type_cache();
+			    scan();
+		} break;
+		case NOTIFICATION_EXIT_SCENE: {
+			if (use_threads && thread) {
+				//abort thread if in progress
+				abort_scan=true;
+				while(scanning)	{
+					OS::get_singleton()->delay_usec(1000);
+				}
+				Thread::wait_to_finish(thread);
+				memdelete(thread);
+				thread=NULL;
+				WARN_PRINT("Scan thread aborted...");
+				set_process(false);
+
+			}
+			if (rootdir)
+				memdelete(rootdir);
+			rootdir=NULL;
+
+			if (filesystem)
+				memdelete(filesystem);
+			filesystem=NULL;
+
+		} break;
+		case NOTIFICATION_PROCESS: {
+
+			if (use_threads) {
+
+				if (scanning_sources) {
+
+					if (scanning_sources_done) {
+
+						scanning_sources=false;
+
+						set_process(false);
+
+						Thread::wait_to_finish(thread_sources);
+						memdelete(thread_sources);
+						thread_sources=NULL;
+						print_line("sources changed: "+itos(sources_changed.size()));
+						emit_signal("sources_changed",sources_changed.size()>0);
+					}
+				} else if (!scanning) {
+
+					set_process(false);
+
+					if (rootdir)
+						memdelete(rootdir);
+					if (filesystem)
+						memdelete(filesystem);
+					rootdir=scandir;
+					scandir=NULL;
+//					file_type_cache.clear();
+					filesystem=_update_tree(rootdir);
+
+					if (rootdir)
+						memdelete(rootdir);
+					rootdir=NULL;
+					Thread::wait_to_finish(thread);
+					memdelete(thread);
+					thread=NULL;
+					emit_signal("filesystem_changed");
+					emit_signal("sources_changed",sources_changed.size()>0);
+					print_line("initial sources changed: "+itos(sources_changed.size()));
+
+
+
+				} else {
+					//progress->set_text("Scanning...\n"+itos(total*100)+"%");
+				}
+			}
+		} break;
+	}
+
+}
+
+bool EditorFileSystem::is_scanning() const {
+
+	return scanning;
+}
+float EditorFileSystem::get_scanning_progress() const {
+
+	return total;
+}
+
+EditorFileSystemDirectory *EditorFileSystem::get_filesystem() {
+
+	return filesystem;
+}
+
+void EditorFileSystem::_save_type_cache_fs(DirItem *p_dir,FileAccess *p_file) {
+
+
+	if (!p_dir)
+		return; //none
+	p_file->store_line("::"+p_dir->path+"::"+String::num(p_dir->modified_time));
+
+	for(int i=0;i<p_dir->files.size();i++) {
+
+		String s=p_dir->files[i]->file+"::"+p_dir->files[i]->type+"::"+String::num(p_dir->files[i]->modified_time)+"::";
+		if (p_dir->files[i]->meta.enabled) {
+			s+=p_dir->files[i]->meta.import_editor;
+			for(int j=0;j<p_dir->files[i]->meta.sources.size();j++){
+				s+="<>"+p_dir->files[i]->meta.sources[j].path;
+				s+="<>"+p_dir->files[i]->meta.sources[j].md5;
+				s+="<>"+String::num(p_dir->files[i]->meta.sources[j].modified_time);
+
+			}
+		}
+		p_file->store_line(s);
+	}
+
+	for(int i=0;i<p_dir->dirs.size();i++) {
+
+		_save_type_cache_fs(p_dir->dirs[i],p_file);
+	}
+
+}
+
+
+
+void EditorFileSystem::_load_type_cache(){
+
+	GLOBAL_LOCK_FUNCTION
+
+
+#if 0
+	//this is not good, removed for now as it interferes with metadata stored in files
+
+	String project=Globals::get_singleton()->get_resource_path();
+	FileAccess *f =FileAccess::open(project+"/types.cache",FileAccess::READ);
+
+	if (!f) {
+
+		WARN_PRINT("Can't open types.cache.");
+		return;
+	}
+
+	file_type_cache.clear();
+	while(!f->eof_reached()) {
+
+		String path=f->get_line();
+		if (f->eof_reached())
+			break;
+		String type=f->get_line();
+		file_type_cache[path]=type;
+	}
+
+	memdelete(f);
+#endif
+}
+
+
+
+bool EditorFileSystem::_find_file(const String& p_file,EditorFileSystemDirectory ** r_d, int &r_file_pos) const {
+	//todo make faster
+
+    if (!filesystem || scanning)
+	return false;
+
+
+    String f = Globals::get_singleton()->localize_path(p_file);
+
+    if (!f.begins_with("res://"))
+	return false;
+    f=f.substr(6,f.length());
+    f=f.replace("\\","/");
+
+    Vector<String> path = f.split("/");
+
+    if (path.size()==0)
+	return false;
+    String file=path[path.size()-1];
+    path.resize(path.size()-1);
+
+    EditorFileSystemDirectory *fs=filesystem;
+
+    for(int i=0;i<path.size();i++) {
+
+
+	int idx=-1;
+	for(int j=0;j<fs->get_subdir_count();j++) {
+
+	    if (fs->get_subdir(j)->get_name()==path[i]) {
+		idx=j;
+		break;
+	    }
+	}
+
+	if (idx==-1) {
+	    //does not exist, create i guess?
+	    EditorFileSystemDirectory *efsd = memnew( EditorFileSystemDirectory );
+	    efsd->name=path[i];
+	    int idx2=0;
+	    for(int j=0;j<fs->get_subdir_count();j++) {
+
+		if (efsd->name<fs->get_subdir(j)->get_name())
+		    break;
+		idx2++;
+	    }
+
+	    if (idx2==fs->get_subdir_count())
+		fs->subdirs.push_back(efsd);
+	    else
+		fs->subdirs.insert(idx2,efsd);
+	    fs=efsd;
+	} else {
+
+	    fs=fs->get_subdir(idx);
+	}
+    }
+
+
+    int cpos=-1;
+    for(int i=0;i<fs->files.size();i++) {
+
+	if (fs->files[i].file==file) {
+		cpos=i;
+		break;
+	}
+    }
+
+	r_file_pos=cpos;
+	*r_d=fs;
+
+    if (cpos!=-1) {
+
+	return true;
+    }  else {
+
+	return false;
+    }
+
+
+}
+
+String EditorFileSystem::get_file_type(const String& p_file) const {
+
+    EditorFileSystemDirectory *fs=NULL;
+    int cpos=-1;
+
+    if (!_find_file(p_file,&fs,cpos)) {
+
+	return "";
+    }
+
+
+    return fs->files[cpos].type;
+
+}
+
+
+EditorFileSystemDirectory *EditorFileSystem::get_path(const String& p_path) {
+
+    if (!filesystem || scanning)
+	return false;
+
+
+    String f = Globals::get_singleton()->localize_path(p_path);
+
+    if (!f.begins_with("res://"))
+	return false;
+
+
+    f=f.substr(6,f.length());
+    f=f.replace("\\","/");
+    if (f==String())
+	return filesystem;
+
+    if (f.ends_with("/"))
+	f=f.substr(0,f.length()-1);
+
+    Vector<String> path = f.split("/");
+
+    if (path.size()==0)
+	return false;
+
+    EditorFileSystemDirectory *fs=filesystem;
+
+    for(int i=0;i<path.size();i++) {
+
+
+	int idx=-1;
+	for(int j=0;j<fs->get_subdir_count();j++) {
+
+	    if (fs->get_subdir(j)->get_name()==path[i]) {
+		idx=j;
+		break;
+	    }
+	}
+
+	if (idx==-1) {
+		return NULL;
+	} else {
+
+	    fs=fs->get_subdir(idx);
+	}
+    }
+
+    return fs;
+}
+
+void EditorFileSystem::_resource_saved(const String& p_path){
+
+	EditorFileSystem::get_singleton()->update_file(p_path);
+}
+
+void EditorFileSystem::update_file(const String& p_file) {
+
+    EditorFileSystemDirectory *fs=NULL;
+    int cpos=-1;
+
+    if (!_find_file(p_file,&fs,cpos)) {
+
+	if (!fs)
+		return;
+    }
+
+
+    String type = ResourceLoader::get_resource_type(p_file);
+
+    if (cpos==-1) {
+
+	    int idx=0;
+
+	    for(int i=0;i<fs->files.size();i++) {
+		if (p_file<fs->files[i].file)
+		    break;
+		idx++;
+	    }
+
+	    EditorFileSystemDirectory::FileInfo fi;
+	    fi.file=p_file.get_file();
+
+	    if (idx==fs->files.size()) {
+		fs->files.push_back(fi);
+	    } else {
+
+		fs->files.insert(idx,fi);
+	    }
+	    cpos=idx;
+
+
+    }
+
+	print_line("UPDATING: "+p_file);
+	fs->files[cpos].type=type;
+	fs->files[cpos].modified_time=FileAccess::get_modified_time(p_file);
+	fs->files[cpos].meta=_get_meta(p_file);
+
+	call_deferred("emit_signal","filesystem_changed"); //update later
+
+}
+
+
+
+void EditorFileSystem::_bind_methods() {
+
+	ADD_SIGNAL( MethodInfo("filesystem_changed") );
+	ADD_SIGNAL( MethodInfo("sources_changed",PropertyInfo(Variant::BOOL,"exist")) );
+
+}
+
+EditorFileSystem::EditorFileSystem() {
+
+
+	singleton=this;
+	filesystem=memnew( EditorFileSystemDirectory ); //like, empty
+
+	thread = NULL;
+	scanning=false;
+	scandir=NULL;
+	rootdir=NULL;
+	use_threads=true;
+	thread_sources=NULL;
+
+	scanning_sources=false;
+	ResourceSaver::set_save_callback(_resource_saved);
+
+
+}
+
+EditorFileSystem::~EditorFileSystem() {
+
+
+}