Files
mayan-edms/apps/workflows/views.py
2012-03-16 02:06:24 -04:00

268 lines
10 KiB
Python

from __future__ import absolute_import
import logging
from django.http import HttpResponseRedirect
from django.shortcuts import render_to_response, get_object_or_404
from django.template import RequestContext
from django.contrib import messages
from django.core.urlresolvers import reverse
from django.utils.translation import ugettext_lazy as _
from django.utils.translation import ugettext
from django.utils.safestring import mark_safe
from django.conf import settings
from django.core.exceptions import PermissionDenied
from permissions.models import Permission
from common.utils import encapsulate
#from common.widgets import two_state_template
#from acls.models import AccessEntry
from .models import Workflow, State, Transition
from .forms import WorkflowSetupForm, StateSetupForm
from .permissions import (PERMISSION_WORKFLOW_SETUP_VIEW,
PERMISSION_WORKFLOW_SETUP_CREATE, PERMISSION_WORKFLOW_SETUP_EDIT,
PERMISSION_WORKFLOW_SETUP_DELETE, PERMISSION_STATE_SETUP_VIEW,
PERMISSION_STATE_SETUP_CREATE, PERMISSION_STATE_SETUP_EDIT,
PERMISSION_STATE_SETUP_DELETE)
logger = logging.getLogger(__name__)
# Setup views
def setup_workflow_list(request):
Permission.objects.check_permissions(request.user, [PERMISSION_WORKFLOW_SETUP_VIEW])
context = {
'object_list': Workflow.objects.all(),
'title': _(u'workflows'),
'hide_link': True,
'extra_columns': [
{'name': _(u'Initial state'), 'attribute': encapsulate(lambda workflow: workflow.initial_state or _(u'None'))},
],
}
return render_to_response('generic_list.html', context,
context_instance=RequestContext(request))
def setup_workflow_create(request):
Permission.objects.check_permissions(request.user, [PERMISSION_WORKFLOW_SETUP_CREATE])
redirect_url = reverse('setup_workflow_list')
if request.method == 'POST':
form = WorkflowSetupForm(request.POST)
if form.is_valid():
workflow = form.save()
messages.success(request, _(u'Workflow created succesfully.'))
return HttpResponseRedirect(redirect_url)
else:
form = WorkflowSetupForm()
return render_to_response('generic_form.html', {
'title': _(u'create workflow'),
'form': form,
},
context_instance=RequestContext(request))
def setup_workflow_edit(request, workflow_pk):
Permission.objects.check_permissions(request.user, [PERMISSION_WORKFLOW_SETUP_EDIT])
workflow = get_object_or_404(Workflow, pk=workflow_pk)
if request.method == 'POST':
form = WorkflowSetupForm(instance=workflow, data=request.POST)
if form.is_valid():
form.save()
messages.success(request, _(u'Workflow "%s" updated successfully.') % workflow)
return HttpResponseRedirect(reverse('setup_workflow_list'))
else:
form = WorkflowSetupForm(instance=workflow)
return render_to_response('generic_form.html', {
'title': _(u'edit workflow: %s') % workflow,
'form': form,
'object': workflow,
'object_name': _(u'workflow'),
},
context_instance=RequestContext(request))
def setup_workflow_delete(request, workflow_pk=None, workflow_pk_list=None):
post_action_redirect = None
if workflow_pk:
workflows = [get_object_or_404(Workflow, pk=workflow_pk)]
post_action_redirect = reverse('setup_workflow_list')
elif workflow_pk_list:
workflows = [get_object_or_404(Workflow, pk=workflow_pk) for workflow_pk in workflow_pk_list.split(',')]
else:
messages.error(request, _(u'Must provide at least one workflow.'))
return HttpResponseRedirect(request.META.get('HTTP_REFERER', '/'))
try:
Permission.objects.check_permissions(request.user, [PERMISSION_WORKFLOW_SETUP_DELETE])
except PermissionDenied:
workflows = AccessEntry.objects.filter_objects_by_access(PERMISSION_WORKFLOW_SETUP_DELETE, request.user, workflows)
previous = request.POST.get('previous', request.GET.get('previous', request.META.get('HTTP_REFERER', '/')))
next = request.POST.get('next', request.GET.get('next', post_action_redirect if post_action_redirect else request.META.get('HTTP_REFERER', '/')))
if request.method == 'POST':
for workflow in workflows:
try:
workflow.delete()
messages.success(request, _(u'Workflows "%s" deleted successfully.') % workflow)
except Exception, e:
messages.error(request, _(u'Error deleting workflow "%(workflow)s": %(error)s') % {
'workflow': workflow, 'error': e
})
return HttpResponseRedirect(next)
context = {
'object_name': _(u'workflow'),
'delete_view': True,
'previous': previous,
'next': next,
'form_icon': u'chart_organisation_delete.png',
}
if len(workflows) == 1:
context['object'] = workflows[0]
context['title'] = _(u'Are you sure you wish to delete the workflow: %s?') % ', '.join([unicode(d) for d in workflows])
context['message'] = _('Will be removed from all documents.')
elif len(workflows) > 1:
context['title'] = _(u'Are you sure you wish to delete the workflows: %s?') % ', '.join([unicode(d) for d in workflows])
context['message'] = _('Will be removed from all documents.')
return render_to_response('generic_confirm.html', context,
context_instance=RequestContext(request))
def setup_workflow_states_list(request, workflow_pk):
Permission.objects.check_permissions(request.user, [PERMISSION_WORKFLOW_SETUP_EDIT])
workflow = get_object_or_404(Workflow, pk=workflow_pk)
context = {
'object_list': workflow.workflowstate_set.all(),
'title': _(u'workflows'),
'hide_link': True,
'object': workflow,
}
return render_to_response('generic_list.html', context,
context_instance=RequestContext(request))
# States
def setup_state_list(request):
Permission.objects.check_permissions(request.user, [PERMISSION_STATE_SETUP_VIEW])
context = {
'object_list': State.objects.all(),
'title': _(u'states'),
'hide_link': True,
#'list_object_variable_name': 'source',
#'source_type': source_type,
#'extra_columns': [
# {'name': _(u'Initial state'), 'attribute': encapsulate(lambda workflow: workflow.initial_state or _(u'None'))},
#],
}
return render_to_response('generic_list.html', context,
context_instance=RequestContext(request))
def setup_state_create(request):
Permission.objects.check_permissions(request.user, [PERMISSION_STATE_SETUP_CREATE])
redirect_url = reverse('setup_state_list')
if request.method == 'POST':
form = StateSetupForm(request.POST)
if form.is_valid():
state = form.save()
messages.success(request, _(u'State created succesfully.'))
return HttpResponseRedirect(redirect_url)
else:
form = StateSetupForm()
return render_to_response('generic_form.html', {
'title': _(u'create state'),
'form': form,
},
context_instance=RequestContext(request))
def setup_state_edit(request, state_pk):
Permission.objects.check_permissions(request.user, [PERMISSION_STATE_SETUP_EDIT])
state = get_object_or_404(State, pk=state_pk)
if request.method == 'POST':
form = StateSetupForm(instance=state, data=request.POST)
if form.is_valid():
form.save()
messages.success(request, _(u'State "%s" updated successfully.') % state)
return HttpResponseRedirect(reverse('setup_state_list'))
else:
form = StateSetupForm(instance=state)
return render_to_response('generic_form.html', {
'title': _(u'edit state: %s') % state,
'form': form,
'object': state,
'object_name': _(u'state'),
},
context_instance=RequestContext(request))
def setup_state_delete(request, state_pk=None, state_pk_list=None):
post_action_redirect = None
if state_pk:
states = [get_object_or_404(State, pk=state_pk)]
post_action_redirect = reverse('setup_state_list')
elif state_pk_list:
states = [get_object_or_404(State, pk=state_pk) for state_pk in state_pk_list.split(',')]
else:
messages.error(request, _(u'Must provide at least one state.'))
return HttpResponseRedirect(request.META.get('HTTP_REFERER', '/'))
try:
Permission.objects.check_permissions(request.user, [PERMISSION_STATE_SETUP_DELETE])
except PermissionDenied:
states = AccessEntry.objects.filter_objects_by_access(PERMISSION_STATE_SETUP_DELETE, request.user, states)
previous = request.POST.get('previous', request.GET.get('previous', request.META.get('HTTP_REFERER', '/')))
next = request.POST.get('next', request.GET.get('next', post_action_redirect if post_action_redirect else request.META.get('HTTP_REFERER', '/')))
if request.method == 'POST':
for state in states:
try:
state.delete()
messages.success(request, _(u'States "%s" deleted successfully.') % state)
except Exception, e:
messages.error(request, _(u'Error deleting state "%(state)s": %(error)s') % {
'state': state, 'error': e
})
return HttpResponseRedirect(next)
context = {
'object_name': _(u'state'),
'delete_view': True,
'previous': previous,
'next': next,
'form_icon': u'transmit_delete.png',
}
if len(states) == 1:
context['object'] = states[0]
context['title'] = _(u'Are you sure you wish to delete the state: %s?') % ', '.join([unicode(d) for d in states])
context['message'] = _('Will be removed from all documents.')
elif len(states) > 1:
context['title'] = _(u'Are you sure you wish to delete the states: %s?') % ', '.join([unicode(d) for d in states])
context['message'] = _('Will be removed from all documents.')
return render_to_response('generic_confirm.html', context,
context_instance=RequestContext(request))