def _download(self, pkg: AppImage, watcher: ProcessWatcher) -> Optional[Tuple[str, str]]:
appimage_url = pkg.url_download_latest_version if pkg.update else pkg.url_download
if not appimage_url:
watcher.show_message(title=self.i18n['error'],
body=self.i18n['appimage.download.no_url'].format(app=bold(pkg.name)),
type_=MessageType.ERROR)
return
file_name = appimage_url.split('/')[-1]
pkg.version = pkg.latest_version
pkg.url_download = appimage_url
try:
Path(DOWNLOAD_DIR).mkdir(exist_ok=True, parents=True)
except OSError:
watcher.show_message(title=self.i18n['error'],
body=self.i18n['error.mkdir'].format(dir=bold(DOWNLOAD_DIR)),
type_=MessageType.ERROR)
return
file_path = f'{DOWNLOAD_DIR}/{file_name}'
downloaded = self.file_downloader.download(file_url=pkg.url_download, watcher=watcher,
output_path=file_path, cwd=str(Path.home()))
if not downloaded:
watcher.show_message(title=self.i18n['error'],
body=self.i18n['appimage.download.error'].format(bold(pkg.url_download)),
type_=MessageType.ERROR)
return
return file_name, file_path
def _add_self_latest_version(self, app: AppImage):
if app.name == self.context.app_name and app.github == self.app_github and not app.url_download_latest_version:
history = self.get_history(app)
if not history or not history.history:
self.logger.warning(f"Could not retrieve '{app.name}' versions. "
f"It will not be possible to determine the current latest version")
else:
app.version = history.history[0]['0_version']
app.latest_version = app.version
app.url_download = history.history[0]['2_url_download']
app.url_download_latest_version = app.url_download
def downgrade(self, pkg: AppImage, root_password: str,
watcher: ProcessWatcher) -> bool:
versions = self.get_history(pkg)
if len(versions.history) == 1:
watcher.show_message(
title=self.i18n['appimage.downgrade.impossible.title'],
body=self.i18n['appimage.downgrade.impossible.body'].format(
bold(pkg.name)),
type_=MessageType.ERROR)
return False
elif versions.pkg_status_idx == -1:
watcher.show_message(
title=self.i18n['appimage.downgrade.impossible.title'],
body=self.i18n['appimage.downgrade.unknown_version.body'].
format(bold(pkg.name)),
type_=MessageType.ERROR)
return False
elif versions.pkg_status_idx == len(versions.history) - 1:
watcher.show_message(
title=self.i18n['appimage.downgrade.impossible.title'],
body=self.i18n['appimage.downgrade.first_version'].format(
bold(pkg.name)),
type_=MessageType.ERROR)
return False
else:
if self.uninstall(pkg, root_password, watcher):
old_release = versions.history[versions.pkg_status_idx + 1]
pkg.version = old_release['0_version']
pkg.latest_version = pkg.version
pkg.url_download = old_release['2_url_download']
if self.install(pkg, root_password, watcher):
self.cache_to_disk(pkg, None, False)
return True
else:
watcher.show_message(
title=self.i18n['error'],
body=self.i18n['appimage.downgrade.install_version'].
format(bold(pkg.version), bold(pkg.url_download)),
type_=MessageType.ERROR)
else:
watcher.show_message(
title=self.i18n['error'],
body=self.i18n['appimage.error.uninstall_current_version'].
format(bold(pkg.name)),
type_=MessageType.ERROR)
return False
def install(self, pkg: AppImage, root_password: str,
watcher: ProcessWatcher) -> bool:
handler = ProcessHandler(watcher)
out_dir = INSTALLATION_PATH + pkg.name.lower()
counter = 0
while True:
if os.path.exists(out_dir):
self.logger.info(
"Installation dir '{}' already exists. Generating a different one"
.format(out_dir))
out_dir += '-{}'.format(counter)
counter += 1
else:
break
Path(out_dir).mkdir(parents=True, exist_ok=True)
pkg.install_dir = out_dir
if pkg.imported:
downloaded, file_name = True, pkg.local_file_path.split('/')[-1]
file_path = out_dir + '/' + file_name
try:
moved, output = handler.handle_simple(
SimpleProcess(['mv', pkg.local_file_path, file_path]))
except:
self.logger.error("Could not rename file '' as '{}'".format(
pkg.local_file_path, file_path))
moved = False
if not moved:
watcher.show_message(
title=self.i18n['error'].capitalize(),
body=self.i18n['appimage.install.imported.rename_error'].
format(bold(pkg.local_file_path.split('/')[-1]),
bold(output)),
type_=MessageType.ERROR)
return False
else:
appimage_url = pkg.url_download_latest_version if pkg.update else pkg.url_download
file_name = appimage_url.split('/')[-1]
pkg.version = pkg.latest_version
pkg.url_download = appimage_url
file_path = out_dir + '/' + file_name
downloaded = self.file_downloader.download(
file_url=pkg.url_download,
watcher=watcher,
output_path=file_path,
cwd=str(Path.home()))
if downloaded:
watcher.change_substatus(
self.i18n['appimage.install.permission'].format(
bold(file_name)))
permission_given = handler.handle(
SystemProcess(new_subprocess(['chmod', 'a+x', file_path])))
if permission_given:
watcher.change_substatus(
self.i18n['appimage.install.extract'].format(
bold(file_name)))
try:
res, output = handler.handle_simple(
SimpleProcess([file_path, '--appimage-extract'],
cwd=out_dir))
if 'Error: Failed to register AppImage in AppImageLauncherFS' in output:
watcher.show_message(
title=self.i18n['error'],
body=self.
i18n['appimage.install.appimagelauncher.error'].
format(appimgl=bold('AppImageLauncher'),
app=bold(pkg.name)),
type_=MessageType.ERROR)
handler.handle(
SystemProcess(
new_subprocess(['rm', '-rf', out_dir])))
return False
except:
watcher.show_message(title=self.i18n['error'],
body=traceback.format_exc(),
type_=MessageType.ERROR)
traceback.print_exc()
handler.handle(
SystemProcess(new_subprocess(['rm', '-rf', out_dir])))
return False
watcher.change_substatus(
self.i18n['appimage.install.desktop_entry'])
extracted_folder = '{}/{}'.format(out_dir, 'squashfs-root')
if os.path.exists(extracted_folder):
desktop_entry = self._find_desktop_file(extracted_folder)
with open('{}/{}'.format(extracted_folder,
desktop_entry)) as f:
de_content = f.read()
de_content = RE_DESKTOP_EXEC.sub(
'Exec={}\n'.format(file_path), de_content)
extracted_icon = self._find_icon_file(extracted_folder)
if extracted_icon:
icon_path = out_dir + '/logo.' + extracted_icon.split(
'.')[-1]
shutil.copy(
'{}/{}'.format(extracted_folder, extracted_icon),
icon_path)
de_content = RE_DESKTOP_ICON.sub(
'Icon={}\n'.format(icon_path), de_content)
pkg.icon_path = icon_path
Path(DESKTOP_ENTRIES_PATH).mkdir(parents=True,
exist_ok=True)
with open(self._gen_desktop_entry_path(pkg), 'w+') as f:
f.write(de_content)
shutil.rmtree(extracted_folder)
return True
else:
watcher.show_message(
title=self.i18n['error'],
body='Could extract content from {}'.format(
bold(file_name)),
type_=MessageType.ERROR)
else:
watcher.show_message(
title=self.i18n['error'],
body=self.i18n['appimage.install.download.error'].format(
bold(pkg.url_download)),
type_=MessageType.ERROR)
handler.handle(SystemProcess(new_subprocess(['rm', '-rf', out_dir])))
return False
