def downgrade(self, pkg: FlatpakApplication, root_password: str,
watcher: ProcessWatcher) -> bool:
handler = ProcessHandler(watcher)
pkg.commit = flatpak.get_commit(pkg.id, pkg.branch, pkg.installation)
watcher.change_progress(10)
watcher.change_substatus(self.i18n['flatpak.downgrade.commits'])
commits = flatpak.get_app_commits(pkg.ref, pkg.origin,
pkg.installation, handler)
if commits is None:
return False
commit_idx = commits.index(pkg.commit)
# downgrade is not possible if the app current commit in the first one:
if commit_idx == len(commits) - 1:
watcher.show_message(
self.i18n['flatpak.downgrade.impossible.title'],
self.i18n['flatpak.downgrade.impossible.body'],
MessageType.WARNING)
return False
commit = commits[commit_idx + 1]
watcher.change_substatus(self.i18n['flatpak.downgrade.reverting'])
watcher.change_progress(50)
success = handler.handle(
SystemProcess(
subproc=flatpak.downgrade(pkg.ref, commit, pkg.installation,
root_password),
success_phrases=['Changes complete.', 'Updates complete.'],
wrong_error_phrase='Warning'))
watcher.change_progress(100)
return success
def get_history(self, pkg: FlatpakApplication, full_commit_str: bool = False) -> PackageHistory:
pkg.commit = flatpak.get_commit(pkg.id, pkg.branch, pkg.installation)
pkg_commit = pkg.commit if pkg.commit else None
if pkg_commit and not full_commit_str:
pkg_commit = pkg_commit[0:8]
commits = flatpak.get_app_commits_data(pkg.ref, pkg.origin, pkg.installation, full_str=full_commit_str)
status_idx = 0
commit_found = False
if pkg_commit is None and len(commits) > 1 and commits[0]['commit'] == '(null)':
del commits[0]
pkg_commit = commits[0]
commit_found = True
if not commit_found:
for idx, data in enumerate(commits):
if data['commit'] == pkg_commit:
status_idx = idx
commit_found = True
break
if not commit_found and pkg_commit and commits[0]['commit'] == '(null)':
commits[0]['commit'] = pkg_commit
return PackageHistory(pkg=pkg, history=commits, pkg_status_idx=status_idx)
def get_history(self, pkg: FlatpakApplication) -> PackageHistory:
pkg.commit = flatpak.get_commit(pkg.id, pkg.branch)
commits = flatpak.get_app_commits_data(pkg.ref, pkg.origin)
status_idx = 0
for idx, data in enumerate(commits):
if data['commit'] == pkg.commit:
status_idx = idx
break
return PackageHistory(pkg=pkg, history=commits, pkg_status_idx=status_idx)
