startproject
(v17)hdknr@wzy:~/ve/v17/src$ mkdir -p ua/web
(v17)hdknr@wzy:~/ve/v17/src$ django-admin startproject app ua/web
(v17)hdknr@wzy:~/ve/v17/src$ cd ua/web
(v17)hdknr@wzy:~/ve/v17/src/ua/web$ python manage.py migrate
(v17)hdknr@wzy:~/ve/v17/src/ua/web$ python manage.py createsuperuser
(v17)hdknr@wzy:~/ve/v17/src/ua/web$ python manage.py startapp accounts
app/settings.py
INSTALLED_APPS += (
'accounts',
)
app/urls.py
url(r'^accounts/', include('accounts.urls')),
accounts/urls.py
from django.conf.urls import patterns, url
import views
urlpatterns = patterns(
'',
url(r'login/$', 'django.contrib.auth.views.login'),
url(r'profile/$', views.profile),
)
accounts/views.py
from django.contrib.auth.decorators import login_required
from django.template.response import TemplateResponse
import models
@login_required
def profile(request):
ua = None
return TemplateResponse(
request,
'registration/profile.html',
dict(request=request, ua=ua, ))
accounts/templates/registration
(v17)hdknr@wzy:~/ve/v17/src/ua/web$ mkdir -p accounts/templates/registration
<form method="post">{% csrf_token %}
{{ form.as_p }}
<input type="submit" />
</form>
{{ request.user }}
{{ ua }}
--À ce stade, cela fonctionne jusqu'à la connexion
--agent_type (): recherche un agent correspondant avec une expression canonique
import re
DETECTOR = [
# Featured Phone
r'(?P<agent>DoCoMo)',
r'(?P<agent>SoftBank)',
r'^(?P<agent>KDDI)', # if no KDDI, HDML browser.
r'(?P<agent>Vodafone)',
....
]
def agent_type(agent_string):
for d in DETECTOR:
m = re.search(d, agent_string, flags=re.IGNORECASE)
m = m and m.groupdict() or {}
if m:
return m['agent'].lower().replace('-', '').replace(' ', '')
return "generic"
from django.db import models
from django.contrib.auth.models import User
from django.utils.translation import ugettext_lazy as _
from ua import agent_type
import hashlib
class UserAgent(models.Model):
agent = models.CharField(
_(u'User Agent'),
max_length=30, default="PC")
key = models.CharField(
_(u'User Agent Header MD5 Hash'),
max_length=40, unique=True, db_index=True,)
header = models.CharField(
_(u'User Agent Header'), max_length=512, )
users = models.ManyToManyField(
User, default=None, null=True, blank=True)
@classmethod
def get_ua(cls, ua_header, user=None):
ua, created = cls.objects.get_or_create(
key=hashlib.md5(ua_header).hexdigest())
if created:
ua.agent = agent_type(ua_header)
ua.header = ua_header
ua.save()
if user:
ua.users.add(user)
return ua
def __unicode__(self):
return "%s(%s)" % (self.agent, getattr(self, 'id', ''))
--Profil fixe ()
@login_required
def profile(request):
ua = models.UserAgent.get_ua(
request.META.get('HTTP_USER_AGENT', 'N/A'),
request.user)
return TemplateResponse(
request,
'registration/profile.html',
dict(request=request, ua=ua, ))
(v17)hdknr@wzy:~/ve/v17/src/ua/web$ python manage.py makemigrations accounts
Migrations for 'accounts':
0001_initial.py:
- Create model UserAgent
(v17)hdknr@wzy:~/ve/v17/src/ua/web$ python manage.py migrate accounts
Operations to perform:
Apply all migrations: accounts
Running migrations:
Applying accounts.0001_initial... OK
accounts/admin.py
from django.contrib import admin
import models
class UserAgentAdmin(admin.ModelAdmin):
list_display = tuple(
[f.name for f in models.UserAgent._meta.fields
if f.name not in ['key']]
)
admin.site.register(UserAgent, UserAgentAdmin)
UserAgentAdmin(accounts/admin.py)
list_filter = ('agent', )
add_exclude = ('users',)
edit_exclude = ('users',)
def add_view(self, *args, **kwargs):
self.exclude = getattr(self, 'add_exclude', ())
return super(UserAgentAdmin, self).add_view(*args, **kwargs)
def change_view(self, *args, **kwargs):
self.exclude = getattr(self, 'edit_exclude', ())
return super(UserAgentAdmin, self).change_view(*args, **kwargs)
from django.core.urlresolvers import reverse
list_display = tuple(
[f.name for f in models.UserAgent._meta.fields
if f.name not in ['key']]
) + ('users_count',)
def users_count(self, obj):
if not obj.users.exists():
return '0'
uri = reverse("admin:%s_changelist" % obj.users.model._meta.db_table)
query = "?useragent__id__exact=%d" % (obj.id)
return mark_safe(
u"<a href='%s'>%d Users</a>" % (uri + query, obj.users.count()))
users_count.allow_tags = True
readonly_fields = ('ua_users', )
def ua_users(self, instance):
try:
return ",".join([
mark_safe('<a href="%s">%s</a> ' % (
reverse("admin:%s_change" % u._meta.db_table, args=[u.id]),
u.__unicode__()))
for u in instance.users.all()])
except:
return "errors"
ua_users.short_description = "UserAgent Users"
ua_users.allow_tags = True
UserAdmin(accounts/admin.py)
from django.db.models.manager import Manager
from django.utils.safestring import mark_safe
from django.contrib.auth.admin import UserAdmin
def link_to_relation(self, obj, field=""):
fobj = obj and getattr(obj, field, None)
if fobj is None:
return "No Link"
if issubclass(fobj.__class__, Manager):
fobj = fobj.all()
else:
fobj = [fobj, ]
return mark_safe("<br/>".join([
'<a href="%s">%s</a>' % (
reverse("admin:%s_change" % ln._meta.db_table, args=[ln.id]),
ln.__unicode__()
) for ln in fobj]))
--Créez un backlink avec l'objet User et useragent_set
useragent_link = lambda self, obj: link_to_relation(self, obj, "useragent_set")
useragent_link.short_description = u"User Agent"
useragent_link.allow_tags = True
--Ajouter ceci à UserAdmin
UserAdmin.list_display = tuple(
set(UserAdmin.list_display + ('useragent_link', )))
UserAdmin.useragent_link = useragent_link
UserAdmin.list_filter = UserAdmin.list_filter + ('useragent__agent',)
――Vous pouvez revenir avec ça
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