kpsul/kfet/autocomplete.py

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# -*- coding: utf-8 -*-
from ldap3 import Connection
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from django.shortcuts import render
from django.http import Http404
from django.db.models import Q
from django.conf import settings
from gestioncof.models import User
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from kfet.decorators import teamkfet_required
from kfet.models import Account
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class Clipper(object):
def __init__(self, clipper, fullname):
if fullname is None:
fullname = ""
assert isinstance(clipper, str)
assert isinstance(fullname, str)
self.clipper = clipper
self.fullname = fullname
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@teamkfet_required
def account_create(request):
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if "q" not in request.GET:
raise Http404
q = request.GET.get("q")
if (len(q) == 0):
return render(request, "kfet/account_create_autocomplete.html")
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data = {'q': q}
queries = {}
search_words = q.split()
# Fetching data from User, CofProfile and Account tables
queries['kfet'] = Account.objects
queries['users_cof'] = User.objects.filter(profile__is_cof=True)
queries['users_notcof'] = User.objects.filter(profile__is_cof=False)
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for word in search_words:
queries['kfet'] = queries['kfet'].filter(
Q(cofprofile__user__username__icontains=word)
| Q(cofprofile__user__first_name__icontains=word)
| Q(cofprofile__user__last_name__icontains=word)
)
queries['users_cof'] = queries['users_cof'].filter(
Q(username__icontains=word)
| Q(first_name__icontains=word)
| Q(last_name__icontains=word)
)
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queries['users_notcof'] = queries['users_notcof'].filter(
Q(username__icontains=word)
| Q(first_name__icontains=word)
| Q(last_name__icontains=word)
)
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# Clearing redundancies
queries['kfet'] = queries['kfet'].distinct()
usernames = set(
queries['kfet'].values_list('cofprofile__user__username', flat=True))
queries['kfet'] = [
(account, account.cofprofile.user)
for account in queries['kfet']
]
queries['users_cof'] = \
queries['users_cof'].exclude(username__in=usernames).distinct()
queries['users_notcof'] = \
queries['users_notcof'].exclude(username__in=usernames).distinct()
usernames |= set(
queries['users_cof'].values_list('username', flat=True))
usernames |= set(
queries['users_notcof'].values_list('username', flat=True))
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# Fetching data from the SPI
if getattr(settings, 'LDAP_SERVER_URL', None):
# Fetching
ldap_query = '(&{:s})'.format(''.join(
'(|(cn=*{bit:s}*)(uid=*{bit:s}*))'.format(bit=word)
for word in search_words if word.isalnum()
))
if ldap_query != "(&)":
# If none of the bits were legal, we do not perform the query
entries = None
with Connection(settings.LDAP_SERVER_URL) as conn:
conn.search(
'dc=spi,dc=ens,dc=fr', ldap_query,
attributes=['uid', 'cn']
)
entries = conn.entries
# Clearing redundancies
queries['clippers'] = [
Clipper(entry.uid.value, entry.cn.value)
for entry in entries
if entry.uid.value
and entry.uid.value not in usernames
]
# Resulting data
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data.update(queries)
data['options'] = sum([len(query) for query in queries])
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return render(request, "kfet/account_create_autocomplete.html", data)
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@teamkfet_required
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def account_search(request):
if "q" not in request.GET:
raise Http404
q = request.GET.get("q")
words = q.split()
data = {'q': q}
for word in words:
query = Account.objects.filter(
Q(cofprofile__user__username__icontains=word) |
Q(cofprofile__user__first_name__icontains=word) |
Q(cofprofile__user__last_name__icontains=word)
).distinct()
query = [(account.trigramme, account.cofprofile.user.get_full_name())
for account in query]
data['accounts'] = query
return render(request, 'kfet/account_search_autocomplete.html', data)