woofmeow/netfishing
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Add portable player data and identity backups

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This commit is contained in:
Alexander Sellite 2026-07-29 23:51:25 -04:00
parent 141b54261d
commit ba4476511f
23 changed files with 2132 additions and 237 deletions
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90
network/network_profile_preferences.gd
View file

@ -2,25 +2,43 @@ class_name NetworkProfilePreferences
extends Node
const FORMAT_VERSION: int = 1
const PROFILE_PATH: String = "user://network_profile.json"
const TEMP_PATH: String = "user://network_profile.json.tmp"
const BACKUP_PATH: String = "user://network_profile.json.backup"
var profile_id: String = ""
var display_name: String = "Player"
var created_at_unix: int = 0
var _profile_path := ""
var _expected_hash := ""
var _data_root: PlayerDataRoot
var _future_version := false
func configure_storage(path: String, data_root: PlayerDataRoot) -> void:
_profile_path = path
_data_root = data_root
func _temp_path() -> String:
return _profile_path + ".tmp"
func _backup_path() -> String:
return _profile_path + ".backup"
func load_or_create() -> bool:
if _profile_path.is_empty():
return false
_recover_interrupted_write()
if FileAccess.file_exists(PROFILE_PATH):
if FileAccess.file_exists(_profile_path):
if _load_existing():
_expected_hash = PortableFileGuard.hash_file(_profile_path)
return true
if _future_version:
return false
var corrupt_path: String = (
"user://network_profile.corrupt.%d.json"
% int(Time.get_unix_time_from_system())
"%s.corrupt.%d.json"
% [_profile_path.get_basename(), int(Time.get_unix_time_from_system())]
)
if not _rename(PROFILE_PATH, corrupt_path):
if not _rename(_profile_path, corrupt_path):
push_warning("Invalid network profile was preserved and not overwritten.")
return false
profile_id = Crypto.new().generate_random_bytes(16).hex_encode()
@ -58,7 +76,7 @@ static func is_valid_display_name(value: String) -> bool:
func _load_existing() -> bool:
var file := FileAccess.open(PROFILE_PATH, FileAccess.READ)
var file := FileAccess.open(_profile_path, FileAccess.READ)
if file == null:
return false
var json := JSON.new()
@ -67,6 +85,12 @@ func _load_existing() -> bool:
if error != OK or typeof(json.data) != TYPE_DICTIONARY:
return false
var data: Dictionary = json.data
if (
typeof(data.get("format_version")) in [TYPE_INT, TYPE_FLOAT]
and int(data.get("format_version")) > FORMAT_VERSION
):
_future_version = true
return false
if (
data.get("format_version") != FORMAT_VERSION
or typeof(data.get("profile_id")) != TYPE_STRING
@ -96,37 +120,31 @@ func _save_atomic() -> bool:
"display_name": display_name,
"created_at_unix": created_at_unix,
}
var file := FileAccess.open(TEMP_PATH, FileAccess.WRITE)
if file == null:
return false
file.store_string(JSON.stringify(data, "\t"))
file.flush()
var error: Error = file.get_error()
file.close()
if error != OK:
_remove_if_present(TEMP_PATH)
return false
_remove_if_present(BACKUP_PATH)
var had_primary: bool = FileAccess.file_exists(PROFILE_PATH)
if had_primary and not _rename(PROFILE_PATH, BACKUP_PATH):
_remove_if_present(TEMP_PATH)
return false
if not _rename(TEMP_PATH, PROFILE_PATH):
if had_primary:
_rename(BACKUP_PATH, PROFILE_PATH)
return false
_remove_if_present(BACKUP_PATH)
return true
var result := PortableFileGuard.write_guarded(
_profile_path,
JSON.stringify(data, "\t").to_utf8_buffer(),
_expected_hash,
_data_root.conflict_directory(),
_data_root.device_id,
)
if bool(result.get("conflict", false)):
_data_root.report_conflict(
str(result.get("message", "")),
str(result.get("conflict_path", "")),
)
if bool(result.get("ok", false)):
_expected_hash = str(result["hash"])
return bool(result.get("ok", false))
func _recover_interrupted_write() -> void:
if FileAccess.file_exists(PROFILE_PATH):
_remove_if_present(TEMP_PATH)
_remove_if_present(BACKUP_PATH)
if FileAccess.file_exists(_profile_path):
_remove_if_present(_temp_path())
_remove_if_present(_backup_path())
return
if FileAccess.file_exists(BACKUP_PATH):
_rename(BACKUP_PATH, PROFILE_PATH)
_remove_if_present(TEMP_PATH)
if FileAccess.file_exists(_backup_path()):
_rename(_backup_path(), _profile_path)
_remove_if_present(_temp_path())
func _rename(from_path: String, to_path: String) -> bool: