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Negate a condition

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- removes two levels of indentation
- makes it clear that if the wrong tokens are provided nothing will happen
- remove a useless nested function
This commit is contained in:
jvoisin 2020-10-27 19:39:11 +01:00
parent 5792838333
commit d2617322c6
1 changed files with 30 additions and 32 deletions
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62
cps/gdrive.py
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@ -123,38 +123,36 @@ def revoke_watch_gdrive():
@gdrive.route("/gdrive/watch/callback", methods=['GET', 'POST'])
def on_received_watch_confirmation():
if request.headers.get('X-Goog-Channel-Token') != gdrive_watch_callback_token \
or request.headers.get('X-Goog-Resource-State') != 'change' \
or not request.data:
return redirect(url_for('admin.configuration'))
log.debug('%r', request.headers)
if request.headers.get('X-Goog-Channel-Token') == gdrive_watch_callback_token \
and request.headers.get('X-Goog-Resource-State') == 'change' \
and request.data:
log.debug('%r', request.data)
log.info('Change received from gdrive')
data = request.data
def updateMetaData():
log.info('Change received from gdrive')
log.debug('%r', data)
try:
j = json.loads(data)
log.info('Getting change details')
response = gdriveutils.getChangeById(gdriveutils.Gdrive.Instance().drive, j['id'])
log.debug('%r', response)
if response:
if sys.version_info < (3, 0):
dbpath = os.path.join(config.config_calibre_dir, "metadata.db")
else:
dbpath = os.path.join(config.config_calibre_dir, "metadata.db").encode()
if not response['deleted'] and response['file']['title'] == 'metadata.db' \
and response['file']['md5Checksum'] != hashlib.md5(dbpath):
tmpDir = tempfile.gettempdir()
log.info('Database file updated')
copyfile(dbpath, os.path.join(tmpDir, "metadata.db_" + str(current_milli_time())))
log.info('Backing up existing and downloading updated metadata.db')
gdriveutils.downloadFile(None, "metadata.db", os.path.join(tmpDir, "tmp_metadata.db"))
log.info('Setting up new DB')
# prevent error on windows, as os.rename does on exisiting files
move(os.path.join(tmpDir, "tmp_metadata.db"), dbpath)
calibre_db.reconnect_db(config, ub.app_DB_path)
except Exception as e:
log.exception(e)
updateMetaData()
try:
j = json.loads(request.data)
log.info('Getting change details')
response = gdriveutils.getChangeById(gdriveutils.Gdrive.Instance().drive, j['id'])
log.debug('%r', response)
if response:
if sys.version_info < (3, 0):
dbpath = os.path.join(config.config_calibre_dir, "metadata.db")
else:
dbpath = os.path.join(config.config_calibre_dir, "metadata.db").encode()
if not response['deleted'] and response['file']['title'] == 'metadata.db' \
and response['file']['md5Checksum'] != hashlib.md5(dbpath):
tmpDir = tempfile.gettempdir()
log.info('Database file updated')
copyfile(dbpath, os.path.join(tmpDir, "metadata.db_" + str(current_milli_time())))
log.info('Backing up existing and downloading updated metadata.db')
gdriveutils.downloadFile(None, "metadata.db", os.path.join(tmpDir, "tmp_metadata.db"))
log.info('Setting up new DB')
# prevent error on windows, as os.rename does on exisiting files
move(os.path.join(tmpDir, "tmp_metadata.db"), dbpath)
calibre_db.reconnect_db(config, ub.app_DB_path)
except Exception as e:
log.exception(e)
return ''