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#

# Copyright (C) 2000, 2001, 2013 Gregory Trubetskoy

# Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007 Apache Software Foundation

#

# Licensed under the Apache License, Version 2.0 (the "License"); you

# may not use this file except in compliance with the License. You

# may obtain a copy of the License at

#

# http://www.apache.org/licenses/LICENSE-2.0

#

# Unless required by applicable law or agreed to in writing, software

# distributed under the License is distributed on an "AS IS" BASIS,

# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or

# implied. See the License for the specific language governing

# permissions and limitations under the License.

#

# Originally developed by Gregory Trubetskoy.

#

import sys

from mod_python import apache

def handler(req):

options = req.get_options()

## Find the application callable

app = None

app_str = options['mod_python.wsgi.application']

if app_str:

if '::' in app_str:

mod_str, callable_str = app_str.split('::', 1)

else:

mod_str, callable_str = app_str, 'application'

config = req.get_config()

autoreload, log = True, False

if "PythonAutoReload" in config:

autoreload = config["PythonAutoReload"] == "1"

if "PythonDebug" in config:

log = config["PythonDebug"] == "1"

module = apache.import_module(mod_str, autoreload=autoreload, log=log)

try:

app = module.__dict__[callable_str]

except KeyError: pass

if not app:

req.log_error(

'WSGI handler: mod_python.wsgi.application (%s) not found, declining.'

% repr(app_str), apache.APLOG_WARNING)

return apache.DECLINED

## Build env

env = req.build_wsgi_env()

if env is None:

# None means base_uri mismatch. The problem can be either

# base_uri or Location, but because we couldn't be here if it

# was Location, then it must be mod_python.wsgi.base_uri.

base_uri = options.get('mod_python.wsgi.base_uri')

req.log_error(

"WSGI handler: req.uri (%s) does not start with mod_python.wsgi.base_uri (%s), declining."

% (repr(req.uri), repr(base_uri)), apache.APLOG_WARNING)

return apache.DECLINED

## Run the app

response = None

try:

response = app(env, req.wsgi_start_response)

[req.write(token) for token in response]

finally:

# call close() if there is one

if type(response) not in (list, tuple):

getattr(response, 'close', lambda: None)()

return apache.OK