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#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Copyright (C) 2012-2013 Étienne Loks <etienne.loks_AT_peacefrogsDOTnet>
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# See the file COPYING for details.
from django.conf import settings
from django.core.exceptions import ObjectDoesNotExist
from django.core.urlresolvers import reverse
from django.db.models import Max
from django.shortcuts import render_to_response
from django.template import RequestContext
from django.utils.translation import ugettext_lazy as _
from ishtar_common.wizards import Wizard, ClosingWizard, DeletionWizard, \
SourceWizard
import models
from forms import ParcelForm, GenerateDocForm
class OperationWizard(Wizard):
model = models.Operation
object_parcel_type = 'operation'
parcel_step_key = 'parcelsgeneral-'
def get_template_names(self):
templates = super(OperationWizard, self).get_template_names()
current_step = self.steps.current
if current_step.startswith('towns-'):
#templates = ['ishtar/wizard/towns_wizard.html'] + templates
pass
if current_step.startswith('parcels-') or \
current_step.startswith('parcelsgeneral-') :
templates = ['ishtar/wizard/parcels_wizard.html'] + templates
return templates
def get_current_file(self):
step = self.steps.current
if not step:
return
main_form_key = 'general-' + self.url_name
try:
idx = int(self.session_get_value(main_form_key,
'associated_file'))
current_file = models.File.objects.get(pk=idx)
return current_file
except(TypeError, ValueError, ObjectDoesNotExist):
pass
def get_context_data(self, form, **kwargs):
"""
Return extra context for templates
"""
context = super(OperationWizard, self).get_context_data(form,
**kwargs)
step = self.steps.current
if step.startswith('towns-'):
context['TOWNS'] = self.get_towns()
elif step.startswith('parcels-') and self.get_current_file():
# if a file is acciated to the operation add the button "Add all"
context['add_all'] = True
# reminder of the current file
archaeological_file = self.get_current_file()
if not archaeological_file or self.steps.current.startswith('general-'):
return context
context['reminders'] = ((_("Archaelogical file"),
unicode(archaeological_file)),)
return context
def get_towns(self):
"""
Obtention des villes disponibles
"""
general_form_key = 'general-' + self.url_name
towns = []
file_id = self.session_get_value(general_form_key, "associated_file")
if file_id:
try:
for town in models.File.objects.get(pk=int(file_id)
).towns.all():
towns.append((town.pk, unicode(town)))
except (ValueError, ObjectDoesNotExist):
pass
return sorted(towns, key=lambda x:x[1])
else:
return -1
def get_available_parcels(self, file_id):
parcels = []
try:
for parcel in models.File.objects.get(pk=int(file_id)
).parcels.all():
parcels.append((parcel.pk, parcel.short_label))
except (ValueError, ObjectDoesNotExist):
pass
return sorted(parcels, key=lambda x:x[1])
def get_form(self, step=None, data=None, files=None):
"""
Manage specifics fields
"""
if data:
data = data.copy()
else:
data = {}
if not step:
#step = self.determine_step(request, storage)
step = self.steps.current
form = self.get_form_list()[step]
general_form_key = 'general-' + self.url_name
# manage the dynamic choice of towns
if step.startswith('towns-') and hasattr(form, 'management_form'):
data['TOWNS'] = self.get_towns()
elif step.startswith('parcels') and hasattr(form, 'management_form'):
file_id = self.session_get_value(general_form_key,
"associated_file")
if file_id:
data['PARCELS'] = self.get_available_parcels(file_id)
else:
town_form_key = step.startswith('parcelsgeneral') \
and 'townsgeneral-' or 'towns-'
town_form_key += self.url_name
town_ids = self.session_get_value(town_form_key, 'town',
multi=True) or []
towns = []
for town_id in town_ids:
try:
town = models.Town.objects.get(pk=int(town_id))
towns.append((town.pk, unicode(town)))
except (ValueError, ObjectDoesNotExist):
pass
data['TOWNS'] = sorted(towns, key=lambda x:x[1])
data = data or None
form = super(OperationWizard, self).get_form(step, data, files)
return form
def get_formated_datas(self, forms):
"""
Show a specific warning if no archaelogical file is provided
"""
datas = super(OperationWizard, self).get_formated_datas(forms)
# if the general town form is used the advertissement is relevant
has_no_af = [form.prefix for form in forms
if form.prefix == 'townsgeneral-operation'] and True
if has_no_af:
datas = [[_(u"Warning: No Archaelogical File is provided. "
u"If you have forget it return to the first step."), []]]\
+ datas
return datas
def get_form_initial(self, step, data=None):
initial = super(OperationWizard, self).get_form_initial(step)
return initial
'''
self.form_initialized = False
if not step.startswith(self.parcel_step_key):
return initial
if initial:
default = initial[-1].copy()
if 'parcel_number' in default:
default.pop('parcel_number')
initial.append(default)
# necessary to get the appropriate form number
#self.form_initialized = True
elif data:
numbers, keys = set(), set()
for k in data:
items = k.split('-')
try:
numbers.add(int(items[-2]))
except (ValueError, IndexError):
continue
keys.add(items[-1])
if numbers and max(numbers) - 1 > 0:
initial = [dict([(k, data[step+'-'+unicode(max(numbers)-1)+'-'+k])
for k in keys if k != 'parcel_number'])]
#self.form_initialized = True
return initial'''
def post(self, *args, **kwargs):
request = self.request
post_data = request.POST.copy()
# add all parcel from available in the archaelogical file
if not post_data.get('add_all_parcels'):
return super(OperationWizard, self).post(*args, **kwargs)
general_form_key = 'general-' + self.url_name
file_id = self.session_get_value(general_form_key,
"associated_file")
if not file_id:
return super(OperationWizard, self).post(*args, **kwargs)
parcel_form_key = "parcels-" + self.url_name
idx = -1
# remove non relevant deleted keys
for k in post_data.keys():
if k.startswith(parcel_form_key) and k.endswith('-DELETE'):
post_data.pop(k)
for idx, parcel in enumerate(self.get_available_parcels(file_id)):
parcel_pk, parcel_name = parcel
post_data["%s-%d-parcel" % (parcel_form_key, idx)] = parcel_pk
post_data[parcel_form_key+'-TOTAL_FORMS'] = idx + 1
request.POST = post_data
return super(OperationWizard, self).post(*args, **kwargs)
class OperationModificationWizard(OperationWizard):
modification = True
class OperationClosingWizard(ClosingWizard):
model = models.Operation
fields = ['year', 'operation_code', 'operation_type', 'associated_file',
'in_charge', 'start_date', 'excavation_end_date', 'comment',
'towns', 'remains']
class OperationDeletionWizard(DeletionWizard):
model = models.Operation
fields = OperationClosingWizard.fields
class OperationSourceWizard(SourceWizard):
model = models.OperationSource
def get_form_initial(self, step, data=None):
initial = super(OperationSourceWizard, self).get_form_initial(step)
# put default index and operation_id field in the main source form
general_form_key = 'selec-' + self.url_name
if step.startswith('source-'):
operation_id = None
if self.session_has_key(general_form_key, 'operation'):
try:
operation_id = int(self.session_get_value(general_form_key,
"operation"))
except ValueError:
pass
elif self.session_has_key(general_form_key, "pk"):
try:
pk = self.session_get_value(general_form_key, "pk")
source = models.OperationSource.objects.get(pk=pk)
operation_id = source.operation.pk
except (ValueError, ObjectDoesNotExist):
pass
if operation_id:
initial['hidden_operation_id'] = operation_id
if 'index' not in initial:
max_val = models.OperationSource.objects.filter(
operation__pk=operation_id).aggregate(
Max('index'))["index__max"]
initial['index'] = max_val and (max_val + 1) or 1
return initial
class OperationSourceDeletionWizard(DeletionWizard):
model = models.OperationSource
fields = ['operation', 'title', 'source_type', 'authors',]
class OperationAdministrativeActWizard(OperationWizard):
edit = False
def get_extra_model(self, dct, form_list):
dct['history_modifier'] = self.request.user
return dct
def get_context_data(self, form, **kwargs):
# manage document generation
context = super(OperationAdministrativeActWizard, self
).get_context_data(form, **kwargs)
step = self.steps.current
if step.startswith('final-'):
general_form_key = 'administrativeact-' + self.url_name
try:
act_type = models.ActType.objects.get(
pk=self.session_get_value(general_form_key, "act_type"))
except models.ActType.DoesNotExist:
pass
if act_type and act_type.associated_template.count():
context['extra_form'] = GenerateDocForm()
return context
def get_associated_item(self, dct):
return self.get_current_object()
def save_model(self, dct, m2m, whole_associated_models, form_list,
return_object):
dct['history_modifier'] = self.request.user
if 'pk' in dct:
dct.pop('pk')
if self.edit:
admact = self.get_current_object()
for k in dct:
if hasattr(admact, k):
setattr(admact, k, dct[k])
else:
associated_item = self.get_associated_item(dct)
if not associated_item:
return self.render(form_list[-1])
if isinstance(associated_item, models.File):
dct['associated_file'] = associated_item
elif isinstance(associated_item, models.Operation):
dct['operation'] = associated_item
admact = models.AdministrativeAct(**dct)
admact.save()
dct['item'] = admact
# check if a doc generation is required
keys = [self.storage.prefix, 'step_data', 'final-' + self.url_name,
'doc_generation']
level = 0
r = self.request.session
for k in keys:
if k in r and r[k]:
level += 1
r = r[k]
else:
break
if level == len(keys): # the whole tree as been traversed
# redirect to the generated doc
dct['redirect'] = reverse('generatedoc-administrativeactop',
args=[admact.pk])
res = render_to_response('ishtar/wizard/wizard_done.html', dct,
context_instance=RequestContext(self.request))
return res
class OperationEditAdministrativeActWizard(OperationAdministrativeActWizard):
model = models.AdministrativeAct
edit = True
def get_associated_item(self, dct):
return self.get_current_object().operation
class AdministrativeActDeletionWizard(ClosingWizard):
model = models.AdministrativeAct
fields = ['act_type', 'in_charge', 'operator', 'scientific', 'signatory',
'operation', 'associated_file', 'signature_date', 'act_object',]
if settings.COUNTRY == 'fr':
fields += ['ref_sra']
def done(self, form_list, **kwargs):
obj = self.get_current_object()
obj.delete()
return render_to_response('ishtar/wizard/wizard_delete_done.html', {},
context_instance=RequestContext(self.request))
def is_preventive(form_name, model, type_key='operation_type', key=''):
def func(self):
request = self.request
storage = self.storage
if storage.prefix not in request.session or \
'step_data' not in request.session[storage.prefix] or \
form_name not in request.session[storage.prefix]['step_data'] or\
form_name + '-' + type_key not in \
request.session[storage.prefix]['step_data'][form_name]:
return False
try:
typ = request.session[storage.prefix]['step_data']\
[form_name][form_name+'-'+type_key]
if type(typ) in (list, tuple):
typ = typ[0]
typ = int(typ)
return model.is_preventive(typ, key)
except ValueError:
return False
return func
def has_associated_file(form_name, file_key='associated_file', negate=False):
def func(self):
request = self.request
storage = self.storage
if storage.prefix not in request.session or \
'step_data' not in request.session[storage.prefix] or \
form_name not in request.session[storage.prefix]['step_data'] or\
form_name + '-' + file_key not in \
request.session[storage.prefix]['step_data'][form_name]:
return negate
try:
file_id = request.session[storage.prefix]['step_data']\
[form_name][form_name+'-'+file_key]
if type(file_id) in (list, tuple):
file_id = file_id[0]
file_id = int(file_id)
return not negate
except ValueError:
return negate
return func
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