def select(self, *args, **kwargs):
"""
Submits the specified query to Solr's select interface (GET).
if there are args it's a request.GET, kwargs are from the manager
which looks like this:
{'category' : 'news__national'
'type' : None
'author' : None
'year' : '2008'
'sort' : 'score desc'}
"""
if args and isinstance(args[0], Query):
query = args[0]
else:
query = Query(*args, **kwargs)
# Submits the response to solr
request_url = self.select_url + "?" + query.url
response = self.issue_request(request_url)
try:
return results.SelectResults(response)
except (ValueError, results.SolrException), e:
logger.error("Failed to return a valid search result for %s" % request_url)
return results.EmptyResults(query.url)
def issue_request(self, url, content=None):
"""
Submits the specified Unicode content to the specified URL. Returns
the raw response content as a string, or None if an error occurs.
"""
if content:
data = content.encode("utf-8", "replace")
else:
data = None
(req, res) = (urllib2.Request(url, data), None)
req.add_header("Content-type", "text/xml; charset=utf-8")
try:
res = urllib2.urlopen(req).read()
except StandardError, e:
logger.error(e)
