"""
solace.utils.ctxlocal
~~~~~~~~~~~~~~~~~~~~~
The context local that is used in the application and i18n system. The
application makes this request-bound.
:copyright: (c) 2010 by the Solace Team, see AUTHORS for more details.
:license: BSD, see LICENSE for more details.
"""
from werkzeug import Local, LocalManager
local = Local()
local_mgr = LocalManager([local])
class LocalProperty(object):
"""Class/Instance property that returns something from the local."""
def __init__(self, name):
self.__name__ = name
def __get__(self, obj, type=None):
return getattr(local, self.__name__, None)
# make sure the request local is removed at the end of the request
from solace.signals import after_request_shutdown
after_request_shutdown.connect(local_mgr.cleanup)
if settings.TRACK_QUERIES:
count = len(request.sql_queries)
sql_time = 0.0
for stmt, param, time in request.sql_queries:
sql_time += time
response.headers['X-SQL-Query-Count'] = str(count)
response.headers['X-SQL-Query-Time'] = str(sql_time)
def request_track_query(cursor, statement, parameters, time):
"""If there is an active request, it logs the query on it."""
if settings.TRACK_QUERIES:
from solace.application import Request
request = Request.current
if request is not None:
request.sql_queries.append((statement, parameters, time))
# make sure the session is removed at the end of the request and that
# query logging for the request works.
from solace.signals import after_request_shutdown, before_response_sent, \
after_cursor_executed, before_cursor_executed, before_models_committed, \
after_models_committed
after_request_shutdown.connect(session.remove)
before_response_sent.connect(add_query_debug_headers)
after_cursor_executed.connect(request_track_query)
# circular dependencies
from solace import settings
"""Add headers with the SQL info."""
if settings.TRACK_QUERIES:
count = len(request.sql_queries)
sql_time = 0.0
for stmt, param, time in request.sql_queries:
sql_time += time
response.headers['X-SQL-Query-Count'] = str(count)
response.headers['X-SQL-Query-Time'] = str(sql_time)
def request_track_query(cursor, statement, parameters, time):
"""If there is an active request, it logs the query on it."""
if settings.TRACK_QUERIES:
from solace.application import Request
request = Request.current
if request is not None:
request.sql_queries.append((statement, parameters, time))
# make sure the session is removed at the end of the request and that
# query logging for the request works.
from solace.signals import after_request_shutdown, before_response_sent, \
after_cursor_executed, before_cursor_executed, before_models_committed, \
after_models_committed
after_request_shutdown.connect(session.remove)
before_response_sent.connect(add_query_debug_headers)
after_cursor_executed.connect(request_track_query)
# circular dependencies
from solace import settings
