Files
bearhub/fpakman/core/snap/worker.py
2019-07-25 17:37:15 -03:00

86 lines
3.6 KiB
Python

import time
import traceback
from colorama import Fore
from fpakman.core.controller import ApplicationManager
from fpakman.core.model import ApplicationStatus
from fpakman.core.snap import snap
from fpakman.core.snap.constants import SNAP_API_URL
from fpakman.core.snap.model import SnapApplication
from fpakman.core.worker import AsyncDataLoader
from fpakman.util.cache import Cache
class SnapAsyncDataLoader(AsyncDataLoader):
def __init__(self, app: SnapApplication, manager: ApplicationManager, http_session, api_cache: Cache, download_icons: bool, attempts: int = 2, timeout: int = 30):
super(SnapAsyncDataLoader, self).__init__(app=app)
self.manager = manager
self.http_session = http_session
self.attempts = attempts
self.api_cache = api_cache
self.timeout = timeout
self.persist = False
self.download_icons = download_icons
def run(self):
if self.app:
self.app.status = ApplicationStatus.LOADING_DATA
for _ in range(0, self.attempts):
try:
res = self.http_session.get('{}/search?q={}'.format(SNAP_API_URL, self.app.base_data.name), timeout=self.timeout)
if res.status_code == 200 and res.text:
try:
snap_list = res.json()['_embedded']['clickindex:package']
except:
self.log_msg('Snap API response responded differently from expected for app: {}'.format(self.app.base_data.name))
break
if not snap_list:
break
snap_data = snap_list[0]
api_data = {
'confinement': snap_data.get('confinement'),
'description': snap_data.get('description'),
'icon_url': snap_data.get('icon_url') if self.download_icons else None
}
self.api_cache.add(self.app.base_data.id, api_data)
self.app.confinement = api_data['confinement']
self.app.base_data.icon_url = api_data['icon_url']
if not api_data.get('description'):
api_data['description'] = snap.get_info(self.app.base_data.name, ('description',)).get('description')
self.app.base_data.description = api_data['description']
self.app.status = ApplicationStatus.READY
self.persist = self.app.supports_disk_cache()
break
else:
self.log_msg("Could not retrieve app data for id '{}'. Server response: {}. Body: {}".format(self.app.base_data.id, res.status_code, res.content.decode()), Fore.RED)
except:
self.log_msg("Could not retrieve app data for id '{}'".format(self.app.base_data.id), Fore.YELLOW)
traceback.print_exc()
time.sleep(0.5)
self.app.status = ApplicationStatus.READY
if self.persist:
self.manager.cache_to_disk(app=self.app, icon_bytes=None, only_icon=False)
def clone(self) -> "SnapAsyncDataLoader":
return SnapAsyncDataLoader(manager=self.manager,
api_cache=self.api_cache,
attempts=self.attempts,
http_session=self.http_session,
timeout=self.timeout,
app=self.app)