def from_value(value):
# value can be:
# a Byline
# a BylineSearch
# None
# an existing BylineLookup
if not value:
return BylineLookup(byline_search=BylineSearch(''))
elif isinstance(value, BylineLookup):
return value # BylineLookups are treated as immutable, so it's safe to return the initial instance
elif isinstance(value, BylineSearch):
return BylineLookup(
byline_search=value,
author_nick_selections=value.author_nick_selections,
affiliation_nick_selections=value.affiliation_nick_selections)
elif isinstance(
value, Byline
): # TODO: can we eliminate Byline here in favour of BylineSearch?
byline_search = BylineSearch.from_byline(value)
return BylineLookup(
byline_search=byline_search,
author_nick_selections=byline_search.author_nick_selections,
affiliation_nick_selections=byline_search.
affiliation_nick_selections)
else:
raise ValidationError(
"Don't know how to handle %s as a byline lookup" % repr(value))
def from_value(value):
# value can be:
# a Byline
# a BylineSearch
# None
# an existing BylineLookup
if not value:
return BylineLookup(byline_search=BylineSearch(""))
elif isinstance(value, BylineLookup):
return value # BylineLookups are treated as immutable, so it's safe to return the initial instance
elif isinstance(value, BylineSearch):
return BylineLookup(
byline_search=value,
author_nick_selections=value.author_nick_selections,
affiliation_nick_selections=value.affiliation_nick_selections,
)
elif isinstance(value, Byline): # TODO: can we eliminate Byline here in favour of BylineSearch?
byline_search = BylineSearch.from_byline(value)
return BylineLookup(
byline_search=byline_search,
author_nick_selections=byline_search.author_nick_selections,
affiliation_nick_selections=byline_search.affiliation_nick_selections,
)
else:
raise Exception("Don't know how to handle %s as a byline lookup" % repr(value))
def _set_byline_string(self, byline_string):
from demoscene.utils.nick_search import BylineSearch
byline_search = BylineSearch(byline_string)
if all(byline_search.author_nick_selections) and all(byline_search.affiliation_nick_selections):
self.author_nicks = [selection.id for selection in byline_search.author_nick_selections]
self.author_affiliation_nicks = [selection.id for selection in byline_search.affiliation_nick_selections]
self.unparsed_byline = None
self.save()
else:
self.unparsed_byline = byline_string
self.author_nicks = []
self.author_affiliation_nicks = []
self.save()
def value_from_datadict(self, data, files, name):
search_term = self.search_widget.value_from_datadict(
data, files, name + '_search')
if not search_term:
return None
explicit_lookup_requested = self.lookup_widget.value_from_datadict(
data, files, name + '_lookup')
byline_search = BylineSearch(search_term)
# byline_search now has the appropriate number of author_nick_searches and affiliation_nick_searches
# for the passed search term; we can use that to construct the right number of MatchedNickFields
author_matched_nick_fields = [
MatchedNickField(nick_search, required=False)
for nick_search in byline_search.author_nick_searches
]
affiliation_matched_nick_fields = [
MatchedNickField(nick_search, required=False)
for nick_search in byline_search.affiliation_nick_searches
]
# we can now use those MatchedNickFields to extract the NickSelections from the form submission -
# unless explicit_lookup_requested is set, in which case those selections are discarded
if explicit_lookup_requested:
author_nick_selections = []
affiliation_nick_selections = []
else:
author_nick_selections = [
field.widget.value_from_datadict(
data, files, name + ('_author_match_%s' % i))
for i, field in enumerate(author_matched_nick_fields)
]
affiliation_nick_selections = [
field.widget.value_from_datadict(
data, files, name + ('_affiliation_match_%s' % i))
for i, field in enumerate(affiliation_matched_nick_fields)
]
return BylineLookup(
byline_search=byline_search,
author_matched_nick_fields=author_matched_nick_fields,
affiliation_matched_nick_fields=affiliation_matched_nick_fields,
author_nick_selections=author_nick_selections,
affiliation_nick_selections=affiliation_nick_selections,
autoaccept=not explicit_lookup_requested)
def byline_match(request):
initial_query = request.GET.get('q')
autocomplete = request.GET.get('autocomplete', False)
# irritating workaround for not being able to pass an "omit this parameter" value to jquery
if autocomplete == 'false' or autocomplete == 'null' or autocomplete == '0':
autocomplete = False
byline_search = BylineSearch(search_term=initial_query, autocomplete=autocomplete)
data = {
'query': byline_search.search_term,
'initial_query': initial_query,
'author_matches': byline_search.author_matches_data,
'affiliation_matches': byline_search.affiliation_matches_data,
}
return HttpResponse(json.dumps(data), content_type="text/javascript")
def byline_search(self): from demoscene.utils.nick_search import BylineSearch if self.unparsed_byline: return BylineSearch(self.unparsed_byline) else: return BylineSearch.from_byline(self.byline())
def test_eq(self):
bl = BylineLookup.from_value(BylineSearch('Gasman/Hooy-Program'))
self.assertFalse(bl == 'fish')
def test_repr(self):
bl = BylineLookup.from_value(BylineSearch('Gasman/Hooy-Program'))
self.assertEqual(
repr(bl),
'<BylineLookup: [NickSelection: 1, Gasman], [NickSelection: 5, Hooy-Program]>'
)
def byline_search(self):
from demoscene.utils.nick_search import BylineSearch
if self.unparsed_byline:
return BylineSearch(self.unparsed_byline)
else:
return BylineSearch.from_byline(self.byline())
