godot/editor/editor_file_system.h
Rémi Verschelde 9e328bb5b7
Core: Move DirAccess and FileAccess to core/io
File handling APIs are typically considered part of I/O, and we did have most
`FileAccess` implementations in `core/io` already.
2021-06-11 14:52:39 +02:00

290 lines
9.2 KiB
C++

/*************************************************************************/
/* editor_file_system.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 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. */
/*************************************************************************/
#ifndef EDITOR_FILE_SYSTEM_H
#define EDITOR_FILE_SYSTEM_H
#include "core/io/dir_access.h"
#include "core/os/thread.h"
#include "core/os/thread_safe.h"
#include "core/templates/safe_refcount.h"
#include "core/templates/set.h"
#include "core/templates/thread_work_pool.h"
#include "scene/main/node.h"
class FileAccess;
struct EditorProgressBG;
class EditorFileSystemDirectory : public Object {
GDCLASS(EditorFileSystemDirectory, Object);
String name;
uint64_t modified_time;
bool verified; //used for checking changes
EditorFileSystemDirectory *parent;
Vector<EditorFileSystemDirectory *> subdirs;
struct FileInfo {
String file;
StringName type;
uint64_t modified_time = 0;
uint64_t import_modified_time = 0;
bool import_valid = false;
String import_group_file;
Vector<String> deps;
bool verified = false; //used for checking changes
String script_class_name;
String script_class_extends;
String script_class_icon_path;
};
struct FileInfoSort {
bool operator()(const FileInfo *p_a, const FileInfo *p_b) const {
return p_a->file < p_b->file;
}
};
void sort_files();
Vector<FileInfo *> files;
static void _bind_methods();
friend class EditorFileSystem;
public:
String get_name();
String get_path() const;
int get_subdir_count() const;
EditorFileSystemDirectory *get_subdir(int p_idx);
int get_file_count() const;
String get_file(int p_idx) const;
String get_file_path(int p_idx) const;
StringName get_file_type(int p_idx) const;
Vector<String> get_file_deps(int p_idx) const;
bool get_file_import_is_valid(int p_idx) const;
uint64_t get_file_modified_time(int p_idx) const;
String get_file_script_class_name(int p_idx) const; //used for scripts
String get_file_script_class_extends(int p_idx) const; //used for scripts
String get_file_script_class_icon_path(int p_idx) const; //used for scripts
EditorFileSystemDirectory *get_parent();
int find_file_index(const String &p_file) const;
int find_dir_index(const String &p_dir) const;
void force_update();
EditorFileSystemDirectory();
~EditorFileSystemDirectory();
};
class EditorFileSystem : public Node {
GDCLASS(EditorFileSystem, Node);
_THREAD_SAFE_CLASS_
struct ItemAction {
enum Action {
ACTION_NONE,
ACTION_DIR_ADD,
ACTION_DIR_REMOVE,
ACTION_FILE_ADD,
ACTION_FILE_REMOVE,
ACTION_FILE_TEST_REIMPORT,
ACTION_FILE_RELOAD
};
Action action = ACTION_NONE;
EditorFileSystemDirectory *dir = nullptr;
String file;
EditorFileSystemDirectory *new_dir = nullptr;
EditorFileSystemDirectory::FileInfo *new_file = nullptr;
};
bool use_threads;
Thread thread;
static void _thread_func(void *_userdata);
EditorFileSystemDirectory *new_filesystem;
bool abort_scan;
bool scanning;
bool importing;
bool first_scan;
bool scan_changes_pending;
float scan_total;
String filesystem_settings_version_for_import;
bool revalidate_import_files;
void _scan_filesystem();
Set<String> late_added_files; //keep track of files that were added, these will be re-scanned
Set<String> late_update_files;
void _save_late_updated_files();
EditorFileSystemDirectory *filesystem;
static EditorFileSystem *singleton;
/* Used for reading the filesystem cache file */
struct FileCache {
String type;
uint64_t modification_time = 0;
uint64_t import_modification_time = 0;
Vector<String> deps;
bool import_valid = false;
String import_group_file;
String script_class_name;
String script_class_extends;
String script_class_icon_path;
};
HashMap<String, FileCache> file_cache;
struct ScanProgress {
float low = 0;
float hi = 0;
mutable EditorProgressBG *progress = nullptr;
void update(int p_current, int p_total) const;
ScanProgress get_sub(int p_current, int p_total) const;
};
void _save_filesystem_cache();
void _save_filesystem_cache(EditorFileSystemDirectory *p_dir, FileAccess *p_file);
bool _find_file(const String &p_file, EditorFileSystemDirectory **r_d, int &r_file_pos) const;
void _scan_fs_changes(EditorFileSystemDirectory *p_dir, const ScanProgress &p_progress);
void _delete_internal_files(String p_file);
Set<String> valid_extensions;
Set<String> import_extensions;
void _scan_new_dir(EditorFileSystemDirectory *p_dir, DirAccess *da, const ScanProgress &p_progress);
Thread thread_sources;
bool scanning_changes;
bool scanning_changes_done;
static void _thread_func_sources(void *_userdata);
List<String> sources_changed;
List<ItemAction> scan_actions;
bool _update_scan_actions();
void _update_extensions();
void _reimport_file(const String &p_file, const Map<StringName, Variant> *p_custom_options = nullptr, const String &p_custom_importer = String());
Error _reimport_group(const String &p_group_file, const Vector<String> &p_files);
bool _test_for_reimport(const String &p_path, bool p_only_imported_files);
bool reimport_on_missing_imported_files;
Vector<String> _get_dependencies(const String &p_path);
struct ImportFile {
String path;
String importer;
bool threaded = false;
int order = 0;
bool operator<(const ImportFile &p_if) const {
return order == p_if.order ? (importer < p_if.importer) : (order < p_if.order);
}
};
void _scan_script_classes(EditorFileSystemDirectory *p_dir);
SafeFlag update_script_classes_queued;
void _queue_update_script_classes();
String _get_global_script_class(const String &p_type, const String &p_path, String *r_extends, String *r_icon_path) const;
static Error _resource_import(const String &p_path);
bool using_fat32_or_exfat; // Workaround for projects in FAT32 or exFAT filesystem (pendrives, most of the time)
void _find_group_files(EditorFileSystemDirectory *efd, Map<String, Vector<String>> &group_files, Set<String> &groups_to_reimport);
void _move_group_files(EditorFileSystemDirectory *efd, const String &p_group_file, const String &p_new_location);
Set<String> group_file_cache;
ThreadWorkPool import_threads;
struct ImportThreadData {
const ImportFile *reimport_files;
int reimport_from;
int max_index = 0;
};
void _reimport_thread(uint32_t p_index, ImportThreadData *p_import_data);
protected:
void _notification(int p_what);
static void _bind_methods();
public:
static EditorFileSystem *get_singleton() { return singleton; }
EditorFileSystemDirectory *get_filesystem();
bool is_scanning() const;
bool is_importing() const { return importing; }
float get_scanning_progress() const;
void scan();
void scan_changes();
void update_file(const String &p_file);
EditorFileSystemDirectory *get_filesystem_path(const String &p_path);
String get_file_type(const String &p_file) const;
EditorFileSystemDirectory *find_file(const String &p_file, int *r_index) const;
void reimport_files(const Vector<String> &p_files);
void reimport_file_with_custom_parameters(const String &p_file, const String &p_importer, const Map<StringName, Variant> &p_custom_params);
void update_script_classes();
bool is_group_file(const String &p_path) const;
void move_group_file(const String &p_path, const String &p_new_path);
static bool _should_skip_directory(const String &p_path);
EditorFileSystem();
~EditorFileSystem();
};
#endif // EDITOR_FILE_SYSTEM_H