class MetadataXML(object):
"""
WSGI app for downloading metadata in XML format
"""
def __init__(self):
from medin.dws import MetadataRequest
self.request = MetadataRequest()
self.obfuscate_emails = ObfuscateEmails(
) # ensure emails are obfuscated when rendered
def prepareSOAP(self, environ):
gid = environ['selector.vars']['gid'] # the global metadata identifier
fmt = environ['selector.vars']['format'] # the requested format
if fmt not in self.request.getMetadataFormats(
environ['logging.logger']):
raise HTTPError('404 Not Found',
'The metadata format is not supported: %s' % fmt)
self.gid = gid
self.fmt = fmt
return self.request.prepareCaller(environ['logging.logger'], gid, fmt)
def __call__(self, environ, start_response):
from os.path import splitext
self.prepareSOAP(environ)
gid, fmt = self.gid, self.fmt
response = self.request()
if not response:
raise HTTPError('404 Not Found',
'The metadata record does not exist: %s' % gid)
document = self.obfuscate_emails(response.xml)
if not document:
raise HTTPError(
'404 Not Found',
'The metadata format does not contain any data: %s' % fmt)
# Check if the client needs a new version
headers = []
date = response.date
if date:
etag = check_etag(environ, date)
headers.extend([('Etag', etag),
('Cache-Control', 'no-cache, must-revalidate')])
filename = gid
if splitext(filename)[1] != '.xml':
filename += '.xml'
headers.extend([('Content-disposition',
'attachment; filename="%s"' % filename),
('Content-Type', 'application/xml')])
start_response('200 OK', headers)
return [document]
class MetadataXML(object):
"""
WSGI app for downloading metadata in XML format
"""
def __init__(self):
from medin.dws import MetadataRequest
self.request = MetadataRequest()
self.obfuscate_emails = ObfuscateEmails() # ensure emails are obfuscated when rendered
def prepareSOAP(self, environ):
gid = environ['selector.vars']['gid'] # the global metadata identifier
fmt = environ['selector.vars']['format'] # the requested format
if fmt not in self.request.getMetadataFormats(environ['logging.logger']):
raise HTTPError('404 Not Found', 'The metadata format is not supported: %s' % fmt)
self.gid = gid
self.fmt = fmt
return self.request.prepareCaller(environ['logging.logger'], gid, fmt)
def __call__(self, environ, start_response):
from os.path import splitext
self.prepareSOAP(environ)
gid, fmt = self.gid, self.fmt
response = self.request()
if not response:
raise HTTPError('404 Not Found', 'The metadata record does not exist: %s' % gid)
document = self.obfuscate_emails(response.xml)
if not document:
raise HTTPError('404 Not Found', 'The metadata format does not contain any data: %s' % fmt)
# Check if the client needs a new version
headers = []
date = response.date
if date:
etag = check_etag(environ, date)
headers.extend([('Etag', etag),
('Cache-Control', 'no-cache, must-revalidate')])
filename = gid
if splitext(filename)[1] != '.xml':
filename += '.xml'
headers.extend([('Content-disposition', 'attachment; filename="%s"' % filename),
('Content-Type', 'application/xml')])
start_response('200 OK', headers)
return [document]
def __init__(self):
from medin.dws import MetadataRequest
self.request = MetadataRequest()
self.obfuscate_emails = ObfuscateEmails(
) # ensure emails are obfuscated when rendered
def __init__(self):
from medin.dws import MetadataRequest
self.request = MetadataRequest()
self.obfuscate_emails = ObfuscateEmails() # ensure emails are obfuscated when rendered
