issue126-backup #198
@ -17,12 +17,13 @@ from nmreval.lib.logger import handle_exception
|
||||
sys.excepthook = handle_exception
|
||||
|
||||
from gui_qt import App
|
||||
from gui_qt.Qt import QtCore
|
||||
from gui_qt.Qt import QtCore, QtWidgets, QtGui
|
||||
|
||||
app = App(['Team Rocket FTW!'])
|
||||
|
||||
from gui_qt.main.mainwindow import NMRMainWindow
|
||||
from gui_qt.lib.backup import BackupManager
|
||||
from gui_qt.lib.update import UpdateDialog
|
||||
|
||||
|
||||
def do_autosave():
|
||||
|
||||
@ -119,6 +119,7 @@ class BackupManager(QtCore.QObject):
|
||||
Path(DB_FILE).unlink()
|
||||
|
||||
def close(self):
|
||||
print('close db')
|
||||
self.remove_file()
|
||||
self.delete_db_if_empty()
|
||||
|
||||
|
||||
288
src/gui_qt/lib/update.py
Normal file
288
src/gui_qt/lib/update.py
Normal file
@ -0,0 +1,288 @@
|
||||
from __future__ import annotations
|
||||
|
||||
import hashlib
|
||||
import os
|
||||
import subprocess
|
||||
import urllib.request
|
||||
from datetime import datetime
|
||||
|
||||
from os import getenv, stat
|
||||
from os.path import exists
|
||||
from pathlib import Path
|
||||
from urllib.error import HTTPError
|
||||
|
||||
from PyQt5 import QtWidgets, QtCore
|
||||
|
||||
from nmreval.lib.logger import logger
|
||||
|
||||
|
||||
class UpdateDialog(QtWidgets.QDialog):
|
||||
startDownload = QtCore.pyqtSignal(tuple)
|
||||
restartSignal = QtCore.pyqtSignal()
|
||||
|
||||
def __init__(self, filename: str = None, parent=None):
|
||||
super().__init__(parent=parent)
|
||||
self._init_ui()
|
||||
|
||||
if filename is None:
|
||||
filename = getenv('APPIMAGE')
|
||||
self._appfile = filename
|
||||
|
||||
self.updater = Updater()
|
||||
|
||||
self.thread = QtCore.QThread(self)
|
||||
self.thread.start()
|
||||
self.helper = Downloader()
|
||||
self.startDownload.connect(self.helper.run_download)
|
||||
self.helper.progressChanged.connect(self.status.setText)
|
||||
self.helper.finished.connect(self.finish_update)
|
||||
self.helper.started.connect(self.status.show)
|
||||
self.helper.moveToThread(self.thread)
|
||||
|
||||
self.look_for_updates(self._appfile)
|
||||
|
||||
def _init_ui(self):
|
||||
self.setWindowTitle('Updates')
|
||||
|
||||
layout = QtWidgets.QVBoxLayout()
|
||||
|
||||
self.label = QtWidgets.QLabel()
|
||||
layout.addWidget(self.label)
|
||||
|
||||
layout.addSpacing(10)
|
||||
|
||||
self.status = QtWidgets.QLabel()
|
||||
self.status.hide()
|
||||
layout.addWidget(self.status)
|
||||
layout.addSpacing(10)
|
||||
|
||||
self.dialog_button = QtWidgets.QDialogButtonBox()
|
||||
self.dialog_button.accepted.connect(self.update_appimage)
|
||||
self.dialog_button.rejected.connect(self.close)
|
||||
layout.addWidget(self.dialog_button)
|
||||
|
||||
self.setLayout(layout)
|
||||
|
||||
def look_for_updates(self, filename=None):
|
||||
logger.info(f'Looking for updates, compare to file {filename}')
|
||||
# Download zsync file of latest Appimage, look for SHA-1 hash and compare with hash of AppImage
|
||||
is_updateble, m_time_file, m_time_zsync = self.updater.get_update_information(filename)
|
||||
|
||||
label_text = ''
|
||||
|
||||
if is_updateble is None:
|
||||
label_text += '<p>Could not determine if this version is newer, please update manually (if necessary).</p>'
|
||||
dialog_bttns = QtWidgets.QDialogButtonBox.Close
|
||||
elif is_updateble:
|
||||
label_text += '<p>Newer version available. Press Ok to download new version, Cancel to ignore.</p>'
|
||||
dialog_bttns = QtWidgets.QDialogButtonBox.Ok | QtWidgets.QDialogButtonBox.Cancel
|
||||
else:
|
||||
label_text += '<p>Version may be already up-to-date.</p>'
|
||||
dialog_bttns = QtWidgets.QDialogButtonBox.Close
|
||||
|
||||
if m_time_zsync is None:
|
||||
label_text += '<p>Creation date of remote version is unknown.</p>'
|
||||
else:
|
||||
label_text += f'<p>Date of most recent AppImage: {m_time_zsync.strftime("%d %B %Y %H:%M")}</p>'
|
||||
|
||||
if m_time_file is None:
|
||||
label_text += 'No AppImage file found, press Ok to download latest version.'
|
||||
dialog_bttns = QtWidgets.QDialogButtonBox.Ok | QtWidgets.QDialogButtonBox.Close
|
||||
else:
|
||||
label_text += f'<p>Date of used AppImage: {m_time_file.strftime("%d %B %Y %H:%M")}</p>'
|
||||
|
||||
self.label.setText(label_text)
|
||||
self.dialog_button.setStandardButtons(dialog_bttns)
|
||||
|
||||
@QtCore.pyqtSlot()
|
||||
def update_appimage(self):
|
||||
if self._appfile is None:
|
||||
args = (self.updater.zsync_url,)
|
||||
else:
|
||||
# this breaks the download for some reason
|
||||
args = (self.updater.zsync_url, self._appfile)
|
||||
|
||||
self.dialog_button.setEnabled(False)
|
||||
|
||||
self.startDownload.emit(args)
|
||||
self.status.show()
|
||||
|
||||
@QtCore.pyqtSlot(int, str)
|
||||
def finish_update(self, retcode: int, file_loc: str):
|
||||
restart = QRestartWindow(state=retcode, file_loc=file_loc, parent=self)
|
||||
res = restart.exec()
|
||||
|
||||
self.close()
|
||||
|
||||
if res == QtWidgets.QMessageBox.Ok:
|
||||
self.restartSignal.emit()
|
||||
|
||||
def closeEvent(self, evt):
|
||||
self.thread.quit()
|
||||
self.thread.wait()
|
||||
|
||||
super().closeEvent(evt)
|
||||
|
||||
|
||||
class QRestartWindow(QtWidgets.QMessageBox):
|
||||
def __init__(self, state: int, file_loc: str, parent=None):
|
||||
super().__init__(parent=parent)
|
||||
self._appfile = file_loc
|
||||
|
||||
if state:
|
||||
self.setText('Download failed')
|
||||
self.setDetailedText(f'Status code of failure is {state}')
|
||||
self.setStandardButtons(QtWidgets.QMessageBox.Close)
|
||||
self.setIcon(QtWidgets.QMessageBox.Warning)
|
||||
else:
|
||||
self.setText('Download completed!')
|
||||
self.setInformativeText("Press Restart to use new version now")
|
||||
self.setDetailedText(f'Location of AppImage: {file_loc}')
|
||||
|
||||
self.setIcon(QtWidgets.QMessageBox.Information)
|
||||
|
||||
self.setStandardButtons(QtWidgets.QMessageBox.Ok | QtWidgets.QMessageBox.Close)
|
||||
restart_button = self.button(QtWidgets.QMessageBox.Ok)
|
||||
restart_button.setText('Restart')
|
||||
|
||||
self.buttonClicked.connect(self.maybe_close)
|
||||
|
||||
def maybe_close(self):
|
||||
if self.clickedButton() == self.button(QtWidgets.QMessageBox.Ok):
|
||||
app = QtWidgets.QApplication.instance()
|
||||
app.quit()
|
||||
subprocess.Popen(self._appfile)
|
||||
|
||||
|
||||
class Downloader(QtCore.QObject):
|
||||
started = QtCore.pyqtSignal()
|
||||
finished = QtCore.pyqtSignal(int, str)
|
||||
progressChanged = QtCore.pyqtSignal(str)
|
||||
|
||||
@QtCore.pyqtSlot(tuple)
|
||||
def run_download(self, args: tuple[str]):
|
||||
status = 0
|
||||
appimage_location = args[0][:-6]
|
||||
logger.info(f'Download {appimage_location}')
|
||||
if len(args) == 2:
|
||||
new_file = Path(args[1])
|
||||
else:
|
||||
new_file = Path.home() / 'Downloads' / 'NMReval-latest-x86_64.AppImage'
|
||||
|
||||
if new_file.exists():
|
||||
os.rename(new_file, new_file.with_suffix('.AppImage.old'))
|
||||
|
||||
try:
|
||||
with urllib.request.urlopen(appimage_location) as response:
|
||||
with new_file.open('wb') as f:
|
||||
f.write(response.read())
|
||||
|
||||
new_file.chmod(0o755)
|
||||
except HTTPError as e:
|
||||
logger.exception(f'Download failed with {e}')
|
||||
status = 3
|
||||
except Exception as e:
|
||||
logger.exception(f'Download failed with {e.args}')
|
||||
status = 1
|
||||
|
||||
if status != 0:
|
||||
logger.warning('Download failed, restore previous AppImage')
|
||||
try:
|
||||
os.rename(new_file.with_suffix('.AppImage.old'), new_file)
|
||||
except FileNotFoundError:
|
||||
pass
|
||||
# zsync does not support https
|
||||
|
||||
self.finished.emit(status, str(new_file))
|
||||
|
||||
|
||||
class Updater:
|
||||
host = 'gitea.pkm.physik.tu-darmstadt.de/api/packages/IPKM/generic/NMReval/latest/'
|
||||
version = 'NMReval-latest-x86_64'
|
||||
|
||||
@property
|
||||
def zsync_url(self):
|
||||
return f'https://{Updater.host}/{Updater.version}.AppImage.zsync'
|
||||
|
||||
@staticmethod
|
||||
def get_zsync():
|
||||
url_zsync = f'https://{Updater.host}/{Updater.version}.AppImage.zsync'
|
||||
m_time_zsync = None
|
||||
checksum_zsync = None
|
||||
zsync_file = None
|
||||
filename = None
|
||||
try:
|
||||
with urllib.request.urlopen(url_zsync) as response:
|
||||
zsync_file = response.read()
|
||||
except HTTPError as e:
|
||||
logger.error(f'Request for zsync returned code {e}')
|
||||
except Exception as e:
|
||||
logger.exception(f'Download of zsync failed with exception {e.args}')
|
||||
|
||||
if zsync_file is not None:
|
||||
for line in zsync_file.split(b'\n'):
|
||||
try:
|
||||
kw, val = line.split(b': ')
|
||||
time_string = str(val, encoding='utf-8')
|
||||
time_format = '%a, %d %b %Y %H:%M:%S %z'
|
||||
if kw == b'MTime':
|
||||
try:
|
||||
m_time_zsync = datetime.strptime(time_string, time_format).astimezone(None)
|
||||
except ValueError:
|
||||
logger.warning(f'zsync time "{time_string}" does not match "{time_format}"')
|
||||
elif kw == b'SHA-1':
|
||||
checksum_zsync = str(val, encoding='utf-8')
|
||||
elif kw == b'Filename':
|
||||
filename = str(val, encoding='utf-8')
|
||||
|
||||
except ValueError:
|
||||
# stop when empty line is reached
|
||||
break
|
||||
|
||||
return m_time_zsync, checksum_zsync, filename
|
||||
|
||||
@staticmethod
|
||||
def get_appimage_info(filename: str):
|
||||
if filename is None:
|
||||
return None, None
|
||||
|
||||
if not exists(filename):
|
||||
return None, None
|
||||
|
||||
stat_mtime = stat(filename).st_mtime
|
||||
m_time_file = datetime.fromtimestamp(stat_mtime).replace(microsecond=0)
|
||||
with open(filename, 'rb') as f:
|
||||
checksum_file = hashlib.sha1(f.read()).hexdigest()
|
||||
if checksum_file is None:
|
||||
logger.warning('No checksum for AppImage calculated')
|
||||
|
||||
return m_time_file, checksum_file
|
||||
|
||||
@staticmethod
|
||||
def get_update_information(filename: str) -> tuple[(bool | None), datetime, datetime]:
|
||||
m_time_zsync, checksum_zsync, appname = Updater.get_zsync()
|
||||
m_time_file, checksum_file = Updater.get_appimage_info(filename)
|
||||
|
||||
logger.debug(f'zsync information {m_time_zsync}, {checksum_zsync}, {appname}')
|
||||
logger.debug(f'file information {m_time_file}, {checksum_file}')
|
||||
|
||||
if not ((checksum_file is not None) and (checksum_zsync is not None)):
|
||||
return None, m_time_file, m_time_zsync
|
||||
else:
|
||||
return checksum_file != checksum_zsync, m_time_file, m_time_zsync
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
import sys
|
||||
from gui_qt import App
|
||||
|
||||
app = App(['Team Rocket FTW!'])
|
||||
|
||||
updater = UpdateDialog()
|
||||
updater.show()
|
||||
|
||||
sys.exit(app.exec())
|
||||
|
||||
|
||||
|
||||
|
||||
@ -1,20 +1,9 @@
|
||||
from __future__ import annotations
|
||||
|
||||
import os
|
||||
import urllib.request
|
||||
from os import getenv, stat
|
||||
from os.path import exists
|
||||
import hashlib
|
||||
import subprocess
|
||||
from datetime import datetime
|
||||
from contextlib import contextmanager
|
||||
from pathlib import Path
|
||||
from urllib.error import HTTPError
|
||||
from numpy import linspace
|
||||
from scipy.interpolate import interp1d
|
||||
|
||||
from nmreval.lib.logger import logger
|
||||
|
||||
from ..Qt import QtGui, QtWidgets, QtCore
|
||||
|
||||
|
||||
@ -63,225 +52,3 @@ class RdBuCMap:
|
||||
return col
|
||||
|
||||
|
||||
class UpdateDialog(QtWidgets.QDialog):
|
||||
startDownload = QtCore.pyqtSignal(tuple)
|
||||
|
||||
def __init__(self, filename: str = None, parent=None):
|
||||
super().__init__(parent=parent)
|
||||
self._init_ui()
|
||||
|
||||
if filename is None:
|
||||
filename = getenv('APPIMAGE')
|
||||
self._appfile = filename
|
||||
|
||||
self.updater = Updater()
|
||||
|
||||
self.thread = QtCore.QThread(self)
|
||||
self.thread.start()
|
||||
self.helper = Downloader()
|
||||
self.startDownload.connect(self.helper.run_download)
|
||||
self.helper.progressChanged.connect(self.status.setText)
|
||||
self.helper.finished.connect(self.finish_update)
|
||||
self.helper.started.connect(self.status.show)
|
||||
self.helper.moveToThread(self.thread)
|
||||
|
||||
self.look_for_updates(self._appfile)
|
||||
|
||||
def _init_ui(self):
|
||||
self.setWindowTitle('Updates')
|
||||
|
||||
layout = QtWidgets.QVBoxLayout()
|
||||
|
||||
self.label = QtWidgets.QLabel()
|
||||
layout.addWidget(self.label)
|
||||
|
||||
layout.addSpacing(10)
|
||||
|
||||
self.status = QtWidgets.QLabel()
|
||||
self.status.hide()
|
||||
layout.addWidget(self.status)
|
||||
layout.addSpacing(10)
|
||||
|
||||
self.dialog_button = QtWidgets.QDialogButtonBox()
|
||||
self.dialog_button.accepted.connect(self.update_appimage)
|
||||
self.dialog_button.rejected.connect(self.close)
|
||||
layout.addWidget(self.dialog_button)
|
||||
|
||||
self.setLayout(layout)
|
||||
|
||||
def look_for_updates(self, filename=None):
|
||||
logger.info(f'Looking for updates, compare to file {filename}')
|
||||
# Download zsync file of latest Appimage, look for SHA-1 hash and compare with hash of AppImage
|
||||
is_updateble, m_time_file, m_time_zsync = self.updater.get_update_information(filename)
|
||||
|
||||
label_text = ''
|
||||
|
||||
if is_updateble is None:
|
||||
label_text += '<p>Could not determine if this version is newer, please update manually (if necessary).</p>'
|
||||
dialog_bttns = QtWidgets.QDialogButtonBox.Close
|
||||
elif is_updateble:
|
||||
label_text += '<p>Newer version available. Press Ok to download new version, Cancel to ignore.</p>'
|
||||
dialog_bttns = QtWidgets.QDialogButtonBox.Ok | QtWidgets.QDialogButtonBox.Cancel
|
||||
else:
|
||||
label_text += '<p>Version may be already up-to-date.</p>'
|
||||
dialog_bttns = QtWidgets.QDialogButtonBox.Close
|
||||
|
||||
if m_time_zsync is None:
|
||||
label_text += '<p>Creation date of remote version is unknown.</p>'
|
||||
else:
|
||||
label_text += f'<p>Date of most recent AppImage: {m_time_zsync.strftime("%d %B %Y %H:%M")}</p>'
|
||||
|
||||
if m_time_file is None:
|
||||
label_text += 'No AppImage file found, press Ok to download latest version.'
|
||||
dialog_bttns = QtWidgets.QDialogButtonBox.Ok | QtWidgets.QDialogButtonBox.Close
|
||||
else:
|
||||
label_text += f'<p>Date of used AppImage: {m_time_file.strftime("%d %B %Y %H:%M")}</p>'
|
||||
|
||||
self.label.setText(label_text)
|
||||
self.dialog_button.setStandardButtons(dialog_bttns)
|
||||
|
||||
@QtCore.pyqtSlot()
|
||||
def update_appimage(self):
|
||||
if self._appfile is None:
|
||||
args = (self.updater.zsync_url,)
|
||||
else:
|
||||
# this breaks the download for some reason
|
||||
args = (self.updater.zsync_url, self._appfile)
|
||||
|
||||
self.dialog_button.setEnabled(False)
|
||||
|
||||
self.startDownload.emit(args)
|
||||
self.status.show()
|
||||
|
||||
@QtCore.pyqtSlot(int, str)
|
||||
def finish_update(self, retcode: int, file_loc: str):
|
||||
if retcode == 0:
|
||||
self.status.setText(f'Download complete.New AppImage lies in <p><em>{file_loc}</em>.</p>')
|
||||
else:
|
||||
self.status.setText(f'Download failed :( with return code {retcode}.')
|
||||
self.dialog_button.setStandardButtons(QtWidgets.QDialogButtonBox.Close)
|
||||
self.dialog_button.setEnabled(True)
|
||||
|
||||
def closeEvent(self, evt):
|
||||
self.thread.quit()
|
||||
self.thread.wait()
|
||||
|
||||
super().closeEvent(evt)
|
||||
|
||||
|
||||
class Downloader(QtCore.QObject):
|
||||
started = QtCore.pyqtSignal()
|
||||
finished = QtCore.pyqtSignal(int, str)
|
||||
progressChanged = QtCore.pyqtSignal(str)
|
||||
|
||||
@QtCore.pyqtSlot(tuple)
|
||||
def run_download(self, args: tuple[str]):
|
||||
status = 0
|
||||
appimage_location = args[0][:-6]
|
||||
logger.info(f'Download {appimage_location}')
|
||||
if len(args) == 2:
|
||||
new_file = Path(args[1])
|
||||
else:
|
||||
new_file = Path.home() / 'Downloads' / 'NMReval-latest-x86_64.AppImage'
|
||||
|
||||
if new_file.exists():
|
||||
os.rename(new_file, new_file.with_suffix('.AppImage.old'))
|
||||
|
||||
try:
|
||||
with urllib.request.urlopen(appimage_location) as response:
|
||||
with new_file.open('wb') as f:
|
||||
f.write(response.read())
|
||||
|
||||
new_file.chmod(0o755)
|
||||
except HTTPError as e:
|
||||
logger.exception(f'Download failed with {e}')
|
||||
status = 3
|
||||
except Exception as e:
|
||||
logger.exception(f'Download failed with {e.args}')
|
||||
status = 1
|
||||
|
||||
if status != 0:
|
||||
logger.warning('Download failed, restore previous AppImage')
|
||||
try:
|
||||
os.rename(new_file.with_suffix('.AppImage.old'), new_file)
|
||||
except FileNotFoundError:
|
||||
pass
|
||||
# zsync does not support https
|
||||
|
||||
self.finished.emit(status, str(new_file))
|
||||
|
||||
|
||||
class Updater:
|
||||
host = 'gitea.pkm.physik.tu-darmstadt.de/api/packages/IPKM/generic/NMReval/latest/'
|
||||
version = 'NMReval-latest-x86_64'
|
||||
|
||||
@property
|
||||
def zsync_url(self):
|
||||
return f'https://{Updater.host}/{Updater.version}.AppImage.zsync'
|
||||
|
||||
@staticmethod
|
||||
def get_zsync():
|
||||
url_zsync = f'https://{Updater.host}/{Updater.version}.AppImage.zsync'
|
||||
m_time_zsync = None
|
||||
checksum_zsync = None
|
||||
zsync_file = None
|
||||
filename = None
|
||||
try:
|
||||
with urllib.request.urlopen(url_zsync) as response:
|
||||
zsync_file = response.read()
|
||||
except HTTPError as e:
|
||||
logger.error(f'Request for zsync returned code {e}')
|
||||
except Exception as e:
|
||||
logger.exception(f'Download of zsync failed with exception {e.args}')
|
||||
|
||||
if zsync_file is not None:
|
||||
for line in zsync_file.split(b'\n'):
|
||||
try:
|
||||
kw, val = line.split(b': ')
|
||||
time_string = str(val, encoding='utf-8')
|
||||
time_format = '%a, %d %b %Y %H:%M:%S %z'
|
||||
if kw == b'MTime':
|
||||
try:
|
||||
m_time_zsync = datetime.strptime(time_string, time_format).astimezone(None)
|
||||
except ValueError:
|
||||
logger.warning(f'zsync time "{time_string}" does not match "{time_format}"')
|
||||
elif kw == b'SHA-1':
|
||||
checksum_zsync = str(val, encoding='utf-8')
|
||||
elif kw == b'Filename':
|
||||
filename = str(val, encoding='utf-8')
|
||||
|
||||
except ValueError:
|
||||
# stop when empty line is reached
|
||||
break
|
||||
|
||||
return m_time_zsync, checksum_zsync, filename
|
||||
|
||||
@staticmethod
|
||||
def get_appimage_info(filename: str):
|
||||
if filename is None:
|
||||
return None, None
|
||||
|
||||
if not exists(filename):
|
||||
return None, None
|
||||
|
||||
stat_mtime = stat(filename).st_mtime
|
||||
m_time_file = datetime.fromtimestamp(stat_mtime).replace(microsecond=0)
|
||||
with open(filename, 'rb') as f:
|
||||
checksum_file = hashlib.sha1(f.read()).hexdigest()
|
||||
if checksum_file is None:
|
||||
logger.warning('No checksum for AppImage calculated')
|
||||
|
||||
return m_time_file, checksum_file
|
||||
|
||||
@staticmethod
|
||||
def get_update_information(filename: str) -> tuple[(bool | None), datetime, datetime]:
|
||||
m_time_zsync, checksum_zsync, appname = Updater.get_zsync()
|
||||
m_time_file, checksum_file = Updater.get_appimage_info(filename)
|
||||
|
||||
logger.debug(f'zsync information {m_time_zsync}, {checksum_zsync}, {appname}')
|
||||
logger.debug(f'file information {m_time_file}, {checksum_file}')
|
||||
|
||||
if not ((checksum_file is not None) and (checksum_zsync is not None)):
|
||||
return None, m_time_file, m_time_zsync
|
||||
else:
|
||||
return checksum_file != checksum_zsync, m_time_file, m_time_zsync
|
||||
|
||||
@ -33,7 +33,7 @@ from ..math.smooth import QSmooth
|
||||
from ..nmr.coupling_calc import QCoupCalcDialog
|
||||
from ..nmr.t1_from_tau import QRelaxCalc
|
||||
from .._py.basewindow import Ui_BaseWindow
|
||||
from ..lib.utils import UpdateDialog
|
||||
from ..lib.update import UpdateDialog
|
||||
|
||||
|
||||
class NMRMainWindow(QtWidgets.QMainWindow, Ui_BaseWindow):
|
||||
|
||||
Loading…
Reference in New Issue
Block a user