257 lines
10 KiB
Python
257 lines
10 KiB
Python
import os
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import shutil
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from logging import getLogger
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from pathlib import Path
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from typing import Tuple
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from PyQt5.QtCore import pyqtSignal, QRunnable, QObject, Qt
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from PyQt5.QtWidgets import QWidget, QVBoxLayout, QHBoxLayout, QPushButton, QLabel, QFileDialog
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from legendary.models.game import VerifyResult, InstalledGame
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from legendary.utils.lfs import validate_files
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from rare.shared import LegendaryCoreSingleton
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from rare.utils.extra_widgets import PathEdit
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logger = getLogger("MoveGame")
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class MoveGamePopUp(QWidget):
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move_clicked = pyqtSignal(str)
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browse_done = pyqtSignal()
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def __init__(self):
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super(MoveGamePopUp, self).__init__()
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layout: QVBoxLayout = QVBoxLayout()
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self.install_path = str()
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self.core = LegendaryCoreSingleton()
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self.move_path_edit = PathEdit(str(), QFileDialog.Directory, edit_func=self.edit_func_move_game)
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self.move_path_edit.path_select.clicked.connect(self.emit_browse_done_signal)
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self.move_game = QPushButton(self.tr("Move"))
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self.move_game.setMaximumWidth(50)
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self.move_game.clicked.connect(self.emit_move_game_signal)
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self.warn_overwriting = QLabel()
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middle_layout = QHBoxLayout()
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middle_layout.setAlignment(Qt.AlignRight)
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middle_layout.addWidget(self.warn_overwriting, stretch=1)
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middle_layout.addWidget(self.move_game)
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bottom_layout = QVBoxLayout()
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self.aval_space_label = QLabel()
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self.req_space_label = QLabel()
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bottom_layout.addWidget(self.aval_space_label)
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bottom_layout.addWidget(self.req_space_label)
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layout.addWidget(self.move_path_edit)
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layout.addLayout(middle_layout)
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layout.addLayout(bottom_layout)
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self.setLayout(layout)
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def emit_move_game_signal(self):
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self.move_clicked.emit(self.move_path_edit.text())
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def emit_browse_done_signal(self):
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self.browse_done.emit()
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def refresh_indicator(self):
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# needed so the edit_func gets run again
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text = self.move_path_edit.text()
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self.move_path_edit.setText(str())
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self.move_path_edit.setText(text)
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@staticmethod
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def is_different_drive(dir1: str, dir2: str):
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return os.stat(dir1).st_dev != os.stat(dir2).st_dev
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def edit_func_move_game(self, dir_selected):
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self.move_game.setEnabled(True)
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self.warn_overwriting.setHidden(True)
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def helper_func(reason: str) -> Tuple[bool, str, str]:
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self.move_game.setEnabled(False)
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return False, dir_selected, self.tr(reason)
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if not self.install_path or not dir_selected:
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return helper_func("You need to provide a directory.")
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install_path = Path(self.install_path).resolve()
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dest_path = Path(dir_selected).resolve()
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dest_path_with_suffix = dest_path.joinpath(install_path.stem).resolve()
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if not dest_path.is_dir():
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return helper_func("Directory doesn't exist or file selected.")
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# Get free space on drive and size of game folder
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_, _, free_space = shutil.disk_usage(dest_path)
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source_size = sum(f.stat().st_size for f in install_path.glob("**/*") if f.is_file())
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# Calculate from bytes to gigabytes
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free_space_dest_drive = round(free_space / 1000 ** 3, 2)
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source_size = round(source_size / 1000 ** 3, 2)
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self.aval_space_label.setText(self.tr("Available space: {}GB".format(free_space_dest_drive)))
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self.req_space_label.setText(self.tr("Required space: {}GB").format(source_size))
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if not os.access(dir_selected, os.W_OK) or not os.access(self.install_path, os.W_OK):
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return helper_func("No write permission on destination path/current install path.")
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if install_path == dest_path or install_path == dest_path_with_suffix:
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return helper_func("Same directory or parent directory selected.")
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if str(install_path) in str(dest_path):
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return helper_func("You can't select a directory that is inside the current install path.")
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if str(dest_path_with_suffix) in str(install_path):
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return helper_func("You can't select a directory which contains the game installation.")
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for game in self.core.get_installed_list():
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if game.install_path in dir_selected:
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return helper_func("Game installations cannot be nested due to unintended sideeffects.")
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is_existing_dir = is_game_dir(install_path, dest_path_with_suffix)
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for i in dest_path.iterdir():
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if install_path.stem in i.stem:
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if dest_path_with_suffix.is_dir():
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if not is_existing_dir:
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self.warn_overwriting.setHidden(False)
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elif dest_path_with_suffix.is_file():
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self.warn_overwriting.setHidden(False)
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if free_space_dest_drive <= source_size and not is_existing_dir:
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return helper_func("Not enough space available on drive.")
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# Fallback
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self.move_game.setEnabled(True)
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return True, dir_selected, str()
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def update_game(self, app_name):
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igame = self.core.get_installed_game(app_name, skip_sync=True)
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if igame is None:
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return
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self.install_path = igame.install_path
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# FIXME: Make edit_func lighter instead of blocking signals
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self.move_path_edit.line_edit.blockSignals(True)
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self.move_path_edit.setText(igame.install_path)
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# FIXME: Make edit_func lighter instead of blocking signals
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self.move_path_edit.line_edit.blockSignals(False)
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self.warn_overwriting.setText(
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self.tr("Moving here will overwrite the dir/file {}/").format(Path(self.install_path).stem)
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)
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# noinspection PyUnresolvedReferences
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class CopyGameInstallation(QRunnable):
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class Signals(QObject):
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progress = pyqtSignal(int)
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finished = pyqtSignal(str)
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no_space_left = pyqtSignal()
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def __init__(
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self,
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install_path: str,
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dest_path: Path,
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is_existing_dir: bool,
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igame: InstalledGame,
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):
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super(CopyGameInstallation, self).__init__()
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self.signals = CopyGameInstallation.Signals()
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self.install_path = install_path
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self.dest_path = dest_path
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self.source_size = 0
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self.dest_size = 0
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self.is_existing_dir = is_existing_dir
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self.core = LegendaryCoreSingleton()
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self.igame = igame
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self.file_list = None
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self.total: int = 0
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def run(self):
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root_directory = Path(self.install_path)
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self.source_size = sum(f.stat().st_size for f in root_directory.glob("**/*") if f.is_file())
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# if game dir is not existing, just copying:
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if not self.is_existing_dir:
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shutil.copytree(
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self.install_path,
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self.dest_path,
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copy_function=self.copy_each_file_with_progress,
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dirs_exist_ok=True,
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)
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else:
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manifest_data, _ = self.core.get_installed_manifest(self.igame.app_name)
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manifest = self.core.load_manifest(manifest_data)
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files = sorted(
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manifest.file_manifest_list.elements,
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key=lambda a: a.filename.lower(),
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)
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self.file_list = [(f.filename, f.sha_hash.hex()) for f in files]
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self.total = len(self.file_list)
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# recreate dir structure
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shutil.copytree(
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self.install_path,
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self.dest_path,
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copy_function=self.copy_dir_structure,
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dirs_exist_ok=True,
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)
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for i, (result, relative_path, _, _) in enumerate(
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validate_files(str(self.dest_path), self.file_list)
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):
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dst_path = f"{self.dest_path}/{relative_path}"
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src_path = f"{self.install_path}/{relative_path}"
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if Path(src_path).is_file():
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if result == VerifyResult.HASH_MISMATCH:
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try:
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shutil.copy(src_path, dst_path)
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except IOError:
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self.signals.no_space_left.emit()
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return
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elif result == VerifyResult.FILE_MISSING:
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try:
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shutil.copy(src_path, dst_path)
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except (IOError, OSError):
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self.signals.no_space_left.emit()
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return
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elif result == VerifyResult.OTHER_ERROR:
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logger.warning(f"Copying file {src_path} to {dst_path} failed")
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self.signals.progress.emit(int(i * 10 / self.total * 10))
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else:
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logger.warning(
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f"Source dir does not have file {src_path}. File will be missing in the destination "
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f"dir. "
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)
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shutil.rmtree(self.install_path)
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self.signals.finished.emit(str(self.dest_path))
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def copy_each_file_with_progress(self, src, dst):
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shutil.copy(src, dst)
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self.dest_size += Path(src).stat().st_size
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self.signals.progress.emit(int(self.dest_size * 10 / self.source_size * 10))
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# This method is a copy_func, and only copies the src if it's a dir.
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# Thus, it can be used to re-create the dir strucute.
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@staticmethod
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def copy_dir_structure(src, dst):
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if os.path.isdir(dst):
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dst = os.path.join(dst, os.path.basename(src))
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if os.path.isdir(src):
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shutil.copyfile(src, dst)
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shutil.copystat(src, dst)
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return dst
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def is_game_dir(install_path: Path, dest_path: Path):
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# This iterates over the destination dir, then iterates over the current install dir and if the file names
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# matches, we have an exisiting dir
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if dest_path.is_dir():
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for file in dest_path.iterdir():
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for install_file in install_path.iterdir():
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if file.name == install_file.name:
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return True
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return False
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