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Pixelorama/src/Preferences/HandleExtensions.gd
Variable 1d35198a25
Ask user if they wish to delete Extensions permanently or not (#919)
* don't delete extensions permanently

* some further improvements to the previous commit

* add a tab to make log reading easier

* move to bin on uninstall

* attemp fix formatting

* attemp fix formatting

* attemp fix formatting

* attempt fix formatting

* attempt fix formatting

* attempt fix formatting

* attempt fix formatting

* Ask user if they prefer their extensions fried or disintegrated

* removed accidental change

* formatting

* fix uninstall dialog not apearing

(missed it due to a small blunder)
2023-10-29 13:55:22 +02:00

307 lines
10 KiB
GDScript

extends Control
enum UninstallMode { KEEP_FILE, FILE_TO_BIN, REMOVE_PERMANENT }
const EXTENSIONS_PATH := "user://extensions"
const BUG_EXTENSIONS_PATH := "user://give_in_bug_report"
const BIN_ACTION := "trash"
var extensions := {} ## Extension name: Extension class
var extension_selected := -1
var damaged_extension: String
@onready var extension_list: ItemList = $InstalledExtensions
@onready var enable_button: Button = $HBoxContainer/EnableButton
@onready var uninstall_button: Button = $HBoxContainer/UninstallButton
@onready var extension_parent: Node = Global.control.get_node("Extensions")
@onready var delete_confirmation: ConfirmationDialog = %DeleteConfirmation
class Extension:
var file_name := ""
var display_name := ""
var description := ""
var author := ""
var version := ""
var license := ""
var nodes := []
var enabled := false
func serialize(dict: Dictionary) -> void:
if dict.has("name"):
file_name = dict["name"]
if dict.has("display_name"):
display_name = dict["display_name"]
if dict.has("description"):
description = dict["description"]
if dict.has("author"):
author = dict["author"]
if dict.has("version"):
version = dict["version"]
if dict.has("license"):
license = dict["license"]
if dict.has("nodes"):
nodes = dict["nodes"]
func _ready() -> void:
delete_confirmation.add_button(tr("Move to Trash"), false, BIN_ACTION)
if OS.get_name() == "Web":
$HBoxContainer/AddExtensionButton.disabled = true
$HBoxContainer/OpenFolderButton.visible = false
var file_names: PackedStringArray = []
var dir := DirAccess.open("user://")
dir.make_dir(EXTENSIONS_PATH)
dir = DirAccess.open(EXTENSIONS_PATH)
if DirAccess.get_open_error() == OK:
dir.list_dir_begin()
var file_name := dir.get_next()
while file_name != "":
var ext := file_name.to_lower().get_extension()
if not dir.current_is_dir() and ext in ["pck", "zip"]:
file_names.append(file_name)
file_name = dir.get_next()
dir.list_dir_end()
if file_names.is_empty():
return
for file_name in file_names:
_add_extension(file_name)
func install_extension(path: String) -> void:
var file_name := path.get_file()
var err := DirAccess.copy_absolute(path, EXTENSIONS_PATH.path_join(file_name))
if err != OK:
print(err)
return
_add_extension(file_name)
func _uninstall_extension(
file_name := "", remove_mode := UninstallMode.REMOVE_PERMANENT, item := extension_selected
) -> void:
var err := OK
match remove_mode:
UninstallMode.FILE_TO_BIN:
err = OS.move_to_trash(
ProjectSettings.globalize_path(EXTENSIONS_PATH).path_join(file_name)
)
UninstallMode.REMOVE_PERMANENT:
err = DirAccess.remove_absolute(EXTENSIONS_PATH.path_join(file_name))
if remove_mode != UninstallMode.KEEP_FILE:
if err != OK:
print(err)
return
var extension: Extension = extensions[file_name]
extension.enabled = false
_enable_extension(extension, false)
extensions.erase(file_name)
extension_list.remove_item(item)
extension_selected = -1
enable_button.disabled = true
uninstall_button.disabled = true
func _add_extension(file_name: String) -> void:
var tester_file: FileAccess # For testing and deleting damaged extensions
# Remove any extension that was proven guilty before this extension is loaded
if FileAccess.file_exists(EXTENSIONS_PATH.path_join("Faulty.txt")):
# This code will only run if pixelorama crashed
var faulty_path := EXTENSIONS_PATH.path_join("Faulty.txt")
tester_file = FileAccess.open(faulty_path, FileAccess.READ)
damaged_extension = tester_file.get_as_text()
tester_file.close()
# don't delete the extension permanently
# (so that it may be given to the developer in the bug report)
DirAccess.make_dir_recursive_absolute(BUG_EXTENSIONS_PATH)
DirAccess.rename_absolute(
EXTENSIONS_PATH.path_join(damaged_extension),
BUG_EXTENSIONS_PATH.path_join(damaged_extension)
)
DirAccess.remove_absolute(EXTENSIONS_PATH.path_join("Faulty.txt"))
# Don't load a deleted extension
if damaged_extension == file_name:
# This code will only run if pixelorama crashed
damaged_extension = ""
return
# The new (about to load) extension will be considered guilty till it's proven innocent
tester_file = FileAccess.open(EXTENSIONS_PATH.path_join("Faulty.txt"), FileAccess.WRITE)
tester_file.store_string(file_name) # Guilty till proven innocent ;)
tester_file.close()
if extensions.has(file_name):
var item := -1
for i in extension_list.get_item_count():
if extension_list.get_item_metadata(i) == file_name:
item = i
break
if item == -1:
print("Failed to find %s" % file_name)
return
_uninstall_extension(file_name, UninstallMode.KEEP_FILE, item)
# Wait two frames so the previous nodes can get freed
await get_tree().process_frame
await get_tree().process_frame
var file_name_no_ext := file_name.get_basename()
var file_path := EXTENSIONS_PATH.path_join(file_name)
var success := ProjectSettings.load_resource_pack(file_path)
if !success:
# Don't delete the extension
# Context: pixelorama deletes v0.11.x extensions when you open v1.0, this will prevent it.
# OS.move_to_trash(file_path)
print("EXTENSION ERROR: Failed loading resource pack %s." % file_name)
print(" There may be errors in extension code or extension is incompatible")
# Delete the faulty.txt, (it's fate has already been decided)
DirAccess.remove_absolute(EXTENSIONS_PATH.path_join("Faulty.txt"))
return
var extension_path := "res://src/Extensions/%s/" % file_name_no_ext
var extension_config_file_path := extension_path.path_join("extension.json")
var extension_config_file := FileAccess.open(extension_config_file_path, FileAccess.READ)
var err := FileAccess.get_open_error()
if err != OK:
print("Error loading config file: ", err, " (", error_string(err), ")")
extension_config_file.close()
return
var test_json_conv := JSON.new()
test_json_conv.parse(extension_config_file.get_as_text())
var extension_json = test_json_conv.get_data()
extension_config_file.close()
if not extension_json:
print("No JSON data found.")
return
if extension_json.has("supported_api_versions"):
var supported_api_versions = extension_json["supported_api_versions"]
if typeof(supported_api_versions) == TYPE_ARRAY:
supported_api_versions = PackedInt32Array(supported_api_versions)
if not ExtensionsApi.get_api_version() in supported_api_versions:
var err_text := (
"The extension %s will not work on this version of Pixelorama \n"
% file_name_no_ext
)
var required_text := str(
"Extension works on API versions: %s" % str(supported_api_versions),
"\n",
"But Pixelorama's API version is: %s" % ExtensionsApi.get_api_version()
)
Global.error_dialog.set_text(str(err_text, required_text))
Global.error_dialog.popup_centered()
Global.dialog_open(true)
print("Incompatible API")
# Don't put it in faulty, (it's merely incompatible)
DirAccess.remove_absolute(EXTENSIONS_PATH.path_join("Faulty.txt"))
return
var extension := Extension.new()
extension.serialize(extension_json)
extensions[file_name] = extension
extension_list.add_item(extension.display_name)
var item_count := extension_list.get_item_count() - 1
extension_list.set_item_tooltip(item_count, extension.description)
extension_list.set_item_metadata(item_count, file_name)
extension.enabled = Global.config_cache.get_value("extensions", extension.file_name, false)
if extension.enabled:
_enable_extension(extension)
# If an extension doesn't crash pixelorama then it is proven innocent
# And we should now delete its "Faulty.txt" file
DirAccess.remove_absolute(EXTENSIONS_PATH.path_join("Faulty.txt"))
func _enable_extension(extension: Extension, save_to_config := true) -> void:
var extension_path: String = "res://src/Extensions/%s/" % extension.file_name
# A unique id for the extension (currently set to file_name). More parameters (version etc.)
# can be easily added using the str() function. for example
# var id: String = str(extension.file_name, extension.version)
var id: String = extension.file_name
if extension.enabled:
ExtensionsApi.clear_history(extension.file_name)
for node in extension.nodes:
var scene_path: String = extension_path.path_join(node)
var extension_scene: PackedScene = load(scene_path)
if extension_scene:
var extension_node: Node = extension_scene.instantiate()
extension_parent.add_child(extension_node)
extension_node.add_to_group(id) # Keep track of what to remove later
else:
print("Failed to load extension %s" % id)
else:
for ext_node in extension_parent.get_children():
if ext_node.is_in_group(id): # Node for extension found
extension_parent.remove_child(ext_node)
ext_node.queue_free()
ExtensionsApi.check_sanity(extension.file_name)
if save_to_config:
Global.config_cache.set_value("extensions", extension.file_name, extension.enabled)
Global.config_cache.save("user://cache.ini")
func _on_InstalledExtensions_item_selected(index: int) -> void:
extension_selected = index
var file_name: String = extension_list.get_item_metadata(extension_selected)
var extension: Extension = extensions[file_name]
if extension.enabled:
enable_button.text = "Disable"
else:
enable_button.text = "Enable"
enable_button.disabled = false
uninstall_button.disabled = false
func _on_InstalledExtensions_empty_clicked(_position: Vector2, _button_index: int) -> void:
enable_button.disabled = true
uninstall_button.disabled = true
func _on_AddExtensionButton_pressed() -> void:
Global.preferences_dialog.get_node("Popups/AddExtensionFileDialog").popup_centered()
func _on_EnableButton_pressed() -> void:
var file_name: String = extension_list.get_item_metadata(extension_selected)
var extension: Extension = extensions[file_name]
extension.enabled = !extension.enabled
_enable_extension(extension)
if extension.enabled:
enable_button.text = "Disable"
else:
enable_button.text = "Enable"
func _on_UninstallButton_pressed() -> void:
delete_confirmation.popup_centered()
func _on_OpenFolderButton_pressed() -> void:
OS.shell_open(ProjectSettings.globalize_path(EXTENSIONS_PATH))
func _on_AddExtensionFileDialog_files_selected(paths: PackedStringArray) -> void:
for path in paths:
install_extension(path)
func _on_delete_confirmation_custom_action(action: StringName) -> void:
if action == BIN_ACTION:
_uninstall_extension(
extension_list.get_item_metadata(extension_selected), UninstallMode.FILE_TO_BIN
)
delete_confirmation.hide()
func _on_delete_confirmation_confirmed() -> void:
_uninstall_extension(extension_list.get_item_metadata(extension_selected))