kpsul/shared/views.py

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2020-07-01 22:29:07 +02:00
from collections import namedtuple
from dal import autocomplete
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from django.core.exceptions import ImproperlyConfigured
from django.http import Http404
from django.views.generic import TemplateView
from shared.autocomplete import ModelSearch
class Select2QuerySetView(ModelSearch, autocomplete.Select2QuerySetView):
"""Compatibility layer between ModelSearch and Select2QuerySetView."""
def get_queryset(self):
keywords = self.q.split()
return super().search(keywords)
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Section = namedtuple("Section", ("name", "verbose_name", "entries"))
Entry = namedtuple("Entry", ("verbose_name", "link"))
class AutocompleteView(TemplateView):
template_name = "shared/search_results.html"
search_composer = None
def get_search_composer(self):
if self.search_composer is None:
raise ImproperlyConfigured("Please specify a search composer")
return self.search_composer
def get_context_data(self, **kwargs):
ctx = super().get_context_data(**kwargs)
if "q" not in self.request.GET:
raise Http404
q = self.request.GET["q"]
ctx["q"] = q
ctx["results"] = self.search(keywords=q.split())
return ctx
def search(self, keywords):
search_composer = self.get_search_composer()
raw_results = search_composer.search(keywords)
sections = []
for name, unit in search_composer.search_units:
entries = [
Entry(
verbose_name=unit.result_verbose_name(res),
link=unit.result_link(res),
)
for res in raw_results[name]
]
if entries:
sections.append(
Section(name=name, verbose_name=unit.verbose_name, entries=entries)
)
return sections