Files
mayan-edms/mayan/apps/common/views.py

266 lines
9.4 KiB
Python

from __future__ import absolute_import
from django.contrib import messages
from django.contrib.auth.models import User
from django.contrib.auth.views import login, password_change
from django.contrib.contenttypes.models import ContentType
from django.conf import settings
from django.core.urlresolvers import reverse
from django.http import HttpResponseRedirect
from django.shortcuts import redirect, render_to_response
from django.template import RequestContext
from django.utils.http import urlencode
from django.utils.simplejson import dumps, loads
from django.utils.translation import ugettext_lazy as _
from permissions.models import Permission
from .conf.settings import LOGIN_METHOD
from .forms import (ChoiceForm, UserForm, UserForm_view, LicenseForm,
EmailAuthenticationForm)
def multi_object_action_view(request):
"""
Proxy view called first when using a multi object action, which
then redirects to the appropiate specialized view
"""
next = request.POST.get('next', request.GET.get('next', request.META.get('HTTP_REFERER', '/')))
action = request.GET.get('action', None)
id_list = u','.join([key[3:] for key in request.GET.keys() if key.startswith('pk_')])
items_property_list = [loads(key[11:]) for key in request.GET.keys() if key.startswith('properties_')]
if not action:
messages.error(request, _(u'No action selected.'))
return HttpResponseRedirect(request.META.get('HTTP_REFERER', '/'))
if not id_list and not items_property_list:
messages.error(request, _(u'Must select at least one item.'))
return HttpResponseRedirect(request.META.get('HTTP_REFERER', '/'))
# Separate redirects to keep backwards compatibility with older
# functions that don't expect a properties_list parameter
if items_property_list:
return HttpResponseRedirect('%s?%s' % (
action,
urlencode({'items_property_list': dumps(items_property_list), 'next': next}))
)
else:
return HttpResponseRedirect('%s?%s' % (
action,
urlencode({'id_list': id_list, 'next': next}))
)
def get_obj_from_content_type_string(string):
model, pk = string.split(u',')
ct = ContentType.objects.get(model=model)
return ct.get_object_for_this_type(pk=pk)
def assign_remove(request, left_list, right_list, add_method, remove_method, left_list_title, right_list_title, decode_content_type=False, extra_context=None, grouped=False):
left_list_name = u'left_list'
right_list_name = u'right_list'
if request.method == 'POST':
if u'%s-submit' % left_list_name in request.POST.keys():
unselected_list = ChoiceForm(request.POST,
prefix=left_list_name,
choices=left_list())
if unselected_list.is_valid():
for selection in unselected_list.cleaned_data['selection']:
if grouped:
flat_list = []
for group in left_list():
flat_list.extend(group[1])
else:
flat_list = left_list()
label = dict(flat_list)[selection]
if decode_content_type:
selection_obj = get_obj_from_content_type_string(selection)
else:
selection_obj = selection
try:
add_method(selection_obj)
messages.success(request, _(u'%(selection)s added successfully added to %(right_list_title)s.') % {
'selection': label, 'right_list_title': right_list_title})
except:
if settings.DEBUG:
raise
else:
messages.error(request, _(u'Unable to add %(selection)s to %(right_list_title)s.') % {
'selection': label, 'right_list_title': right_list_title})
elif u'%s-submit' % right_list_name in request.POST.keys():
selected_list = ChoiceForm(request.POST,
prefix=right_list_name,
choices=right_list())
if selected_list.is_valid():
for selection in selected_list.cleaned_data['selection']:
if grouped:
flat_list = []
for group in right_list():
flat_list.extend(group[1])
else:
flat_list = right_list()
label = dict(flat_list)[selection]
if decode_content_type:
selection = get_obj_from_content_type_string(selection)
try:
remove_method(selection)
messages.success(request, _(u'%(selection)s added successfully removed from %(right_list_title)s.') % {
'selection': label, 'right_list_title': right_list_title})
except:
if settings.DEBUG:
raise
else:
messages.error(request, _(u'Unable to add %(selection)s to %(right_list_title)s.') % {
'selection': label, 'right_list_title': right_list_title})
unselected_list = ChoiceForm(prefix=left_list_name,
choices=left_list())
selected_list = ChoiceForm(prefix=right_list_name,
choices=right_list())
context = {
'subtemplates_list': [
{
'name':'generic_form_subtemplate.html',
'grid': 6,
'context': {
'form': unselected_list,
'title': left_list_title,
'submit_label': _(u'Add'),
'submit_icon_famfam': 'add'
}
},
{
'name':'generic_form_subtemplate.html',
'grid': 6,
'grid_clear': True,
'context': {
'form': selected_list,
'title': right_list_title,
'submit_label': _(u'Remove'),
'submit_icon_famfam': 'delete'
}
},
],
}
if extra_context:
context.update(extra_context)
return render_to_response('generic_form.html', context,
context_instance=RequestContext(request))
def current_user_details(request):
"""
Display the current user's details
"""
form = UserForm_view(instance=request.user)
return render_to_response(
'generic_form.html', {
'form': form,
'title': _(u'current user details'),
'read_only': True,
},
context_instance=RequestContext(request))
def current_user_edit(request):
"""
Allow an user to edit his own details
"""
next = request.POST.get('next', request.GET.get('next', request.META.get('HTTP_REFERER', reverse('current_user_details'))))
if request.method == 'POST':
form = UserForm(instance=request.user, data=request.POST)
if form.is_valid():
if User.objects.filter(email=form.cleaned_data['email']).exclude(pk=request.user.pk).count():
messages.error(request, _(u'E-mail conflict, another user has that same email.'))
else:
form.save()
messages.success(request, _(u'Current user\'s details updated.'))
return HttpResponseRedirect(next)
else:
form = UserForm(instance=request.user)
return render_to_response(
'generic_form.html', {
'form': form,
'next': next,
'title': _(u'edit current user details'),
},
context_instance=RequestContext(request))
def login_view(request):
"""
Control how the use is to be authenticated, options are 'email' and
'username'
"""
kwargs = {'template_name': 'login.html'}
if LOGIN_METHOD == 'email':
kwargs['authentication_form'] = EmailAuthenticationForm
if not request.user.is_authenticated():
context = {'web_theme_view_type': 'plain'}
else:
context = {}
return login(request, extra_context=context, **kwargs)
def license_view(request):
"""
Display the included LICENSE file from the about menu
"""
form = LicenseForm()
return render_to_response(
'generic_detail.html', {
'form': form,
'title': _(u'License'),
},
context_instance=RequestContext(request))
def password_change_view(request):
"""
Password change wrapper for better control
"""
context={'title': _(u'Current user password change')}
return password_change(
request,
extra_context=context,
template_name='password_change_form.html',
post_change_redirect=reverse('password_change_done'),
)
def password_change_done(request):
"""
View called when the new user password has been accepted
"""
messages.success(request, _(u'Your password has been successfully changed.'))
return redirect('current_user_details')
class MayanPermissionCheckMixin(object):
permissions_required = None
def dispatch(self, request, *args, **kwargs):
if self.permissions_required:
Permission.objects.check_permissions(self.request.user, self.permissions_required)
return super(MayanPermissionCheckMixin, self).dispatch(request, *args, **kwargs)