Files
mayan-edms/mayan/apps/linking/views.py
Roberto Rosario 84493b7a72 PEP8 Cleanups
2014-11-11 14:58:37 -04:00

372 lines
15 KiB
Python

from __future__ import absolute_import
import logging
from django.contrib import messages
from django.core.exceptions import PermissionDenied
from django.core.urlresolvers import reverse
from django.http import HttpResponseRedirect
from django.shortcuts import get_object_or_404, render_to_response
from django.template import RequestContext
from django.utils.translation import ugettext_lazy as _
from acls.models import AccessEntry
from acls.utils import apply_default_acls
from acls.views import acl_list_for
from common.utils import encapsulate, generate_choices_w_labels
from common.views import assign_remove
from common.widgets import two_state_template
from documents.models import Document
from documents.permissions import PERMISSION_DOCUMENT_VIEW
from documents.views import document_list
from permissions.models import Permission
from .forms import (SmartLinkConditionForm, SmartLinkInstanceForm,
SmartLinkForm)
from .links import smart_link_instance_view_link
from .models import SmartLink, SmartLinkCondition
from .permissions import (PERMISSION_SMART_LINK_CREATE,
PERMISSION_SMART_LINK_DELETE,
PERMISSION_SMART_LINK_EDIT,
PERMISSION_SMART_LINK_VIEW)
from .settings import SHOW_EMPTY_SMART_LINKS
logger = logging.getLogger(__name__)
def smart_link_action(request):
action = request.GET.get('action', None)
if not action:
messages.error(request, _(u'No action selected.'))
return HttpResponseRedirect(request.META.get('HTTP_REFERER', reverse('main:home')))
return HttpResponseRedirect(action)
def smart_link_instance_view(request, document_id, smart_link_pk):
document = get_object_or_404(Document, pk=document_id)
smart_link = get_object_or_404(SmartLink, pk=smart_link_pk)
try:
Permission.objects.check_permissions(request.user, [PERMISSION_SMART_LINK_VIEW])
except PermissionDenied:
AccessEntry.objects.check_access(PERMISSION_SMART_LINK_VIEW, request.user, smart_link)
object_list, errors = SmartLink.objects.get_for(document, smart_link)
return document_list(
request,
title=_(u'Documents in smart link: %(group)s') % {
'group': object_list['title']
},
object_list=object_list['documents'],
extra_context={
'object': document
}
)
def smart_link_instances_for_document(request, document_id):
subtemplates_list = []
document = get_object_or_404(Document, pk=document_id)
smart_link_instances, errors = SmartLink.objects.get_for(document)
if (request.user.is_staff or request.user.is_superuser) and errors:
for error in errors:
messages.warning(request, _(u'Smart link query error: %s' % error))
if not SHOW_EMPTY_SMART_LINKS:
# If SHOW_EMPTY_SMART_LINKS is False, remove empty groups from
# dictionary
smart_link_instances = dict([(group, data) for group, data in smart_link_instances.items() if data['documents']])
try:
Permission.objects.check_permissions(request.user, [PERMISSION_SMART_LINK_VIEW])
except PermissionDenied:
smart_link_instances_keys_filtered = AccessEntry.objects.filter_objects_by_access(PERMISSION_SMART_LINK_VIEW, request.user, smart_link_instances.keys())
# Remove smart link instances not found in the new filtered key list
for key, value in smart_link_instances.items():
if key not in smart_link_instances_keys_filtered:
smart_link_instances.pop(key)
value['documents'] = AccessEntry.objects.filter_objects_by_access(PERMISSION_DOCUMENT_VIEW, request.user, value['documents'])
if smart_link_instances:
subtemplates_list = [{
'name': 'main/generic_form_subtemplate.html',
'context': {
'title': _(u'Smart links (%s)') % len(smart_link_instances.keys()),
'form': SmartLinkInstanceForm(
smart_link_instances=smart_link_instances, current_document=document,
links=[smart_link_instance_view_link]
),
'form_action': reverse('linking:smart_link_action'),
'submit_method': 'GET',
}
}]
else:
# If there are not group display a placeholder messages saying so
subtemplates_list = [{
'name': 'main/generic_subtemplate.html',
'context': {
'title': _(u'Smart links (0)'),
'content': _(u'There are no defined smart links for the current document.'),
}
}]
return render_to_response('main/generic_detail.html', {
'object': document,
'document': document,
'subtemplates_list': subtemplates_list,
}, context_instance=RequestContext(request))
def smart_link_list(request):
qs = SmartLink.objects.all()
try:
Permission.objects.check_permissions(request.user, [PERMISSION_SMART_LINK_VIEW])
except PermissionDenied:
qs = AccessEntry.objects.filter_objects_by_access(PERMISSION_SMART_LINK_VIEW, request.user, qs)
return render_to_response('main/generic_list.html', {
'title': _(u'Smart links'),
'object_list': qs,
'extra_columns': [
{'name': _(u'Dynamic title'), 'attribute': 'dynamic_title'},
{'name': _(u'Enabled'), 'attribute': encapsulate(lambda x: two_state_template(x.enabled))},
],
'hide_link': True,
'list_object_variable_name': 'smart_link',
}, context_instance=RequestContext(request))
def smart_link_create(request):
Permission.objects.check_permissions(request.user, [PERMISSION_SMART_LINK_CREATE])
if request.method == 'POST':
form = SmartLinkForm(request.POST)
if form.is_valid():
document_group = form.save()
apply_default_acls(document_group, request.user)
messages.success(request, _(u'Smart link: %s created successfully.') % document_group)
return HttpResponseRedirect(reverse('linking:smart_link_list'))
else:
form = SmartLinkForm()
return render_to_response('main/generic_form.html', {
'form': form,
'title': _(u'Create new smart link')
}, context_instance=RequestContext(request))
def smart_link_edit(request, smart_link_pk):
smart_link = get_object_or_404(SmartLink, pk=smart_link_pk)
try:
Permission.objects.check_permissions(request.user, [PERMISSION_SMART_LINK_EDIT])
except PermissionDenied:
AccessEntry.objects.check_access(PERMISSION_SMART_LINK_EDIT, request.user, smart_link)
if request.method == 'POST':
form = SmartLinkForm(request.POST, instance=smart_link)
if form.is_valid():
smart_link = form.save()
messages.success(request, _(u'Smart link: %s edited successfully.') % smart_link)
return HttpResponseRedirect(reverse('linking:smart_link_list'))
else:
form = SmartLinkForm(instance=smart_link)
return render_to_response('main/generic_form.html', {
'object': smart_link,
'form': form,
'title': _(u'Edit smart link: %s') % smart_link
}, context_instance=RequestContext(request))
def smart_link_delete(request, smart_link_pk):
smart_link = get_object_or_404(SmartLink, pk=smart_link_pk)
try:
Permission.objects.check_permissions(request.user, [PERMISSION_SMART_LINK_DELETE])
except PermissionDenied:
AccessEntry.objects.check_access(PERMISSION_SMART_LINK_DELETE, request.user, smart_link)
next = request.POST.get('next', request.GET.get('next', request.META.get('HTTP_REFERER', reverse('main:home'))))
previous = request.POST.get('previous', request.GET.get('previous', request.META.get('HTTP_REFERER', reverse('main:home'))))
if request.method == 'POST':
try:
smart_link.delete()
messages.success(request, _(u'Smart link: %s deleted successfully.') % smart_link)
except Exception as exception:
messages.error(request, _(u'Error deleting smart link: %(smart_link)s; %(exception)s.') % {
'smart_link': smart_link,
'exception': exception
})
return HttpResponseRedirect(next)
return render_to_response('main/generic_confirm.html', {
'delete_view': True,
'object': smart_link,
'title': _(u'Are you sure you wish to delete smart link: %s?') % smart_link,
'next': next,
'previous': previous,
}, context_instance=RequestContext(request))
def smart_link_document_types(request, smart_link_pk):
smart_link = get_object_or_404(SmartLink, pk=smart_link_pk)
try:
Permission.objects.check_permissions(request.user, [PERMISSION_SMART_LINK_EDIT])
except PermissionDenied:
AccessEntry.objects.check_access(PERMISSION_SMART_LINK_EDIT, request.user, smart_link)
return assign_remove(
request,
left_list=lambda: generate_choices_w_labels(smart_link.get_document_types_not_selected(), display_object_type=False),
right_list=lambda: generate_choices_w_labels(smart_link.document_types.all(), display_object_type=False),
add_method=lambda x: smart_link.document_types.add(x),
remove_method=lambda x: smart_link.document_types.remove(x),
#left_list_title=_(u'Document types not in index: %s') % smart_link,
#right_list_title=_(u'Document types for index: %s') % smart_link,
decode_content_type=True,
extra_context={
'main_title': _('Document type for which to enable smart link: %s') % smart_link,
'object': smart_link,
}
)
def smart_link_condition_list(request, smart_link_pk):
smart_link = get_object_or_404(SmartLink, pk=smart_link_pk)
try:
Permission.objects.check_permissions(request.user, [PERMISSION_SMART_LINK_CREATE, PERMISSION_SMART_LINK_EDIT])
except PermissionDenied:
AccessEntry.objects.check_accesses([PERMISSION_SMART_LINK_CREATE, PERMISSION_SMART_LINK_EDIT], request.user, smart_link)
return render_to_response('main/generic_list.html', {
'title': _(u'Conditions for smart link: %s') % smart_link,
'object_list': smart_link.smartlinkcondition_set.all(),
'extra_columns': [
{'name': _(u'Enabled'), 'attribute': encapsulate(lambda x: two_state_template(x.enabled))},
],
'hide_link': True,
'object': smart_link,
'list_object_variable_name': 'condition',
}, context_instance=RequestContext(request))
def smart_link_condition_create(request, smart_link_pk):
smart_link = get_object_or_404(SmartLink, pk=smart_link_pk)
try:
Permission.objects.check_permissions(request.user, [PERMISSION_SMART_LINK_CREATE, PERMISSION_SMART_LINK_EDIT])
except PermissionDenied:
AccessEntry.objects.check_accesses([PERMISSION_SMART_LINK_CREATE, PERMISSION_SMART_LINK_EDIT], request.user, smart_link)
if request.method == 'POST':
form = SmartLinkConditionForm(data=request.POST)
if form.is_valid():
new_smart_link_condition = form.save(commit=False)
new_smart_link_condition.smart_link = smart_link
new_smart_link_condition.save()
messages.success(request, _(u'Smart link condition: "%s" created successfully.') % new_smart_link_condition)
return HttpResponseRedirect(reverse('linking:smart_link_condition_list', args=[smart_link.pk]))
else:
form = SmartLinkConditionForm()
return render_to_response('main/generic_form.html', {
'form': form,
'title': _(u'Add new conditions to smart link: "%s"') % smart_link,
'object': smart_link,
}, context_instance=RequestContext(request))
def smart_link_condition_edit(request, smart_link_condition_pk):
smart_link_condition = get_object_or_404(SmartLinkCondition, pk=smart_link_condition_pk)
try:
Permission.objects.check_permissions(request.user, [PERMISSION_SMART_LINK_CREATE, PERMISSION_SMART_LINK_EDIT])
except PermissionDenied:
AccessEntry.objects.check_accesses([PERMISSION_SMART_LINK_CREATE, PERMISSION_SMART_LINK_EDIT], request.user, smart_link_condition.smart_link)
next = request.POST.get('next', request.GET.get('next', request.META.get('HTTP_REFERER', reverse('main:home'))))
previous = request.POST.get('previous', request.GET.get('previous', request.META.get('HTTP_REFERER', reverse('main:home'))))
if request.method == 'POST':
form = SmartLinkConditionForm(request.POST, instance=smart_link_condition)
if form.is_valid():
smart_link_condition = form.save()
messages.success(request, _(u'Smart link condition: "%s" edited successfully.') % smart_link_condition)
return HttpResponseRedirect(next)
else:
form = SmartLinkConditionForm(instance=smart_link_condition)
return render_to_response('main/generic_form.html', {
'form': form,
'title': _(u'Edit smart link condition'),
'next': next,
'previous': previous,
'condition': smart_link_condition,
'object': smart_link_condition.smart_link,
'navigation_object_list': [
{'object': 'object', 'name': _(u'Smart link')},
{'object': 'condition', 'name': _(u'Condition')}
],
}, context_instance=RequestContext(request))
def smart_link_condition_delete(request, smart_link_condition_pk):
smart_link_condition = get_object_or_404(SmartLinkCondition, pk=smart_link_condition_pk)
try:
Permission.objects.check_permissions(request.user, [PERMISSION_SMART_LINK_CREATE, PERMISSION_SMART_LINK_EDIT])
except PermissionDenied:
AccessEntry.objects.check_accesses([PERMISSION_SMART_LINK_CREATE, PERMISSION_SMART_LINK_EDIT], request.user, smart_link_condition.smart_link)
next = request.POST.get('next', request.GET.get('next', request.META.get('HTTP_REFERER', reverse('main:home'))))
previous = request.POST.get('previous', request.GET.get('previous', request.META.get('HTTP_REFERER', reverse('main:home'))))
if request.method == 'POST':
try:
smart_link_condition.delete()
messages.success(request, _(u'Smart link condition: "%s" deleted successfully.') % smart_link_condition)
except Exception as exception:
messages.error(request, _(u'Error deleting smart link condition: %(smart_link_condition)s; %(exception)s.') % {
'smart_link_condition': smart_link_condition,
'exception': exception
})
return HttpResponseRedirect(next)
return render_to_response('main/generic_confirm.html', {
'delete_view': True,
'condition': smart_link_condition,
'object': smart_link_condition.smart_link,
'navigation_object_list': [
{'object': 'object', 'name': _(u'Smart link')},
{'object': 'condition', 'name': _(u'Condition')}
],
'title': _(u'Are you sure you wish to delete smart link condition: "%s"?') % smart_link_condition,
'next': next,
'previous': previous,
}, context_instance=RequestContext(request))
def smart_link_acl_list(request, smart_link_pk):
smart_link = get_object_or_404(SmartLink, pk=smart_link_pk)
logger.debug('smart_link: %s', smart_link)
return acl_list_for(
request,
smart_link,
extra_context={
'object': smart_link,
'smart_link': smart_link,
}
)