class WSGIApp:
def __init__(self):
self.conf = SafeConfigParser()
self.conf.add_section('service')
self.conf.add_section('contact')
self.conf.set('service', 'allowedepsgcodes', '900913')
self.conf.set('service', 'maxwidth', '4326')
self.conf.set('service', 'maxheight', '4326')
self.mapfactory = WMSFactory()
self.debug = True
self.max_age = None
self.home_html = None
self.fonts = None
def __call__(self, environ, start_response):
reqparams = {}
base = True
for key, value in parse_qs(environ['QUERY_STRING'], True).items():
reqparams[key.lower()] = value[0]
base = False
if self.conf.has_option_with_value('service', 'baseurl'):
onlineresource = '%s' % self.conf.get('service', 'baseurl')
else:
# if there is no baseurl in the config file try to guess a valid one
onlineresource = 'http://%s%s%s?' % (environ['HTTP_HOST'],
environ['SCRIPT_NAME'],
environ['PATH_INFO'])
try:
if not reqparams.has_key('request'):
raise OGCException('Missing request parameter.')
request = reqparams['request']
del reqparams['request']
if request == 'GetCapabilities' and not reqparams.has_key(
'service'):
raise OGCException('Missing service parameter.')
if request in ['GetMap', 'GetFeatureInfo']:
service = 'WMS'
else:
try:
service = reqparams['service']
except:
service = 'WMS'
request = 'GetCapabilities'
if reqparams.has_key('service'):
del reqparams['service']
try:
ogcserver = do_import('ogcserver')
except:
raise OGCException('Unsupported service "%s".' % service)
ServiceHandlerFactory = getattr(ogcserver,
service).ServiceHandlerFactory
servicehandler = ServiceHandlerFactory(
self.conf, self.mapfactory, onlineresource,
reqparams.get('version', None))
if reqparams.has_key('version'):
del reqparams['version']
if request not in servicehandler.SERVICE_PARAMS.keys():
raise OGCException('Operation "%s" not supported.' % request,
'OperationNotSupported')
ogcparams = servicehandler.processParameters(request, reqparams)
try:
requesthandler = getattr(servicehandler, request)
except:
raise OGCException('Operation "%s" not supported.' % request,
'OperationNotSupported')
# stick the user agent in the request params
# so that we can add ugly hacks for specific buggy clients
ogcparams['HTTP_USER_AGENT'] = environ.get('HTTP_USER_AGENT', '')
response = requesthandler(ogcparams)
except:
version = reqparams.get('version', None)
if not version:
version = Version()
else:
version = Version(version)
if version >= '1.3.0':
eh = ExceptionHandler130(self.debug, base, self.home_html)
else:
eh = ExceptionHandler111(self.debug, base, self.home_html)
response = eh.getresponse(reqparams)
response_headers = [('Content-Type', response.content_type),
('Content-Length', str(len(response.content)))]
if self.max_age:
response_headers.append(('Cache-Control', self.max_age))
start_response('200 OK', response_headers)
yield response.content
class WSGIApp:
def __init__(self):
self.conf = SafeConfigParser()
self.conf.add_section('service')
self.conf.add_section('contact')
self.conf.set('service','allowedepsgcodes', '900913')
self.conf.set('service','maxwidth', '4326')
self.conf.set('service','maxheight', '4326')
self.mapfactory = WMSFactory()
self.debug = True
self.max_age = None
self.home_html = None
self.fonts = None
def __call__(self, environ, start_response):
reqparams = {}
base = True
for key, value in parse_qs(environ['QUERY_STRING'], True).items():
reqparams[key.lower()] = value[0]
base = False
if self.conf.has_option_with_value('service', 'baseurl'):
onlineresource = '%s' % self.conf.get('service', 'baseurl')
else:
# if there is no baseurl in the config file try to guess a valid one
onlineresource = 'http://%s%s%s?' % (environ['HTTP_HOST'], environ['SCRIPT_NAME'], environ['PATH_INFO'])
try:
if not reqparams.has_key('request'):
raise OGCException('Missing request parameter.')
request = reqparams['request']
del reqparams['request']
if request == 'GetCapabilities' and not reqparams.has_key('service'):
raise OGCException('Missing service parameter.')
if request in ['GetMap', 'GetFeatureInfo']:
service = 'WMS'
else:
try:
service = reqparams['service']
except:
service = 'WMS'
request = 'GetCapabilities'
if reqparams.has_key('service'):
del reqparams['service']
try:
ogcserver = do_import('ogcserver')
except:
raise OGCException('Unsupported service "%s".' % service)
ServiceHandlerFactory = getattr(ogcserver, service).ServiceHandlerFactory
servicehandler = ServiceHandlerFactory(self.conf, self.mapfactory, onlineresource, reqparams.get('version', None))
if reqparams.has_key('version'):
del reqparams['version']
if request not in servicehandler.SERVICE_PARAMS.keys():
raise OGCException('Operation "%s" not supported.' % request, 'OperationNotSupported')
ogcparams = servicehandler.processParameters(request, reqparams)
try:
requesthandler = getattr(servicehandler, request)
except:
raise OGCException('Operation "%s" not supported.' % request, 'OperationNotSupported')
# stick the user agent in the request params
# so that we can add ugly hacks for specific buggy clients
ogcparams['HTTP_USER_AGENT'] = environ.get('HTTP_USER_AGENT', '')
response = requesthandler(ogcparams)
except:
version = reqparams.get('version', None)
if not version:
version = Version()
else:
version = Version(version)
if version >= '1.3.0':
eh = ExceptionHandler130(self.debug,base,self.home_html)
else:
eh = ExceptionHandler111(self.debug,base,self.home_html)
response = eh.getresponse(reqparams)
response_headers = [('Content-Type', response.content_type),('Content-Length', str(len(response.content)))]
if self.max_age:
response_headers.append(('Cache-Control', self.max_age))
start_response('200 OK', response_headers)
yield response.content
