creating it, I input the keyword I want to search, after clicking on
"Search" I'm getting:
TypeError at /search/
Related Field has invalid lookup: icontains
Request Method: GET
Request URL: http://127.0.0.1:8000/search/?q=lordme
Django Version: 1.3.1
Exception Type: TypeError
Exception Value: Related Field has invalid lookup: icontains
Exception Location: C:\Python27\lib\site-packages\django\db\models
\fields\related.py in get_prep_lookup, line 141
Python Executable: C:\Python27\python.exe
Python Version: 2.7.2
Below are my codes:
Models:
#I just paste this in models.
def normalize_query(query_string,
findterms=re.compile(r'"([^"]+)"|(\S+)').findall,
normspace=re.compile(r'\s{2,}').sub):
''' Splits the query string in invidual keywords, getting rid of
unecessary spaces
and grouping quoted words together.
Example:
>>> normalize_query(' some random words "with quotes "
and spaces')
['some', 'random', 'words', 'with quotes', 'and', 'spaces']
'''
return [normspace(' ', (t[0] or t[1]).strip()) for t in
findterms(query_string)]
def get_query_set(query_string, search_fields):
''' Returns a query, that is a combination of Q objects. That
combination
aims to search keywords within a model by testing the given
search fields.
'''
query = None # Query to search for every search term
terms = normalize_query(query_string)
for term in terms:
or_query = None # Query to search for a given term in each
field
for field_name in search_fields:
q = Q(**{"%s__icontains" % field_name: term})
if or_query is None:
or_query = q
else:
or_query = or_query | q
if query is None:
query = or_query
else:
query = query & or_query
return query
Views:
from myweb.meekapp.models import get_query_set
def search(request):
query_string = ''
found_entries = None
if ('q' in request.GET) and request.GET['q'].strip():
query_string = request.GET['q']
entry_query = get_query_set(query_string, ['user'])
found_entries =
UserProfile.objects.filter(entry_query).order_by('-pub_date')
return render_to_response('search_form.html',
{ 'query_string': query_string,
'found_entries': found_entries },
context_instance=RequestContext(request))
Template:
<html>
<head>
<title>Search</title>
</head>
<body>
<form action="" method="get">
<input type="text" name="q">
<input type="submit" value="Search">
</form>
</body>
</html>
What am I missing?
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