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from django.shortcuts import render_to_response |
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from formtools.wizard.views import SessionWizardView |
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from django.core.urlresolvers import reverse |
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from django.http import HttpResponseRedirect |
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from django_th.models import TriggerService, UserService |
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from django_th.forms.wizard import ConsumerForm |
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from django_th.tools import get_service, class_for_name |
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from django_th.services import default_provider |
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""" |
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Part III : Service Wizard |
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""" |
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class UserServiceWizard(SessionWizardView): |
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def get_template_names(self): |
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# name to find template : |
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# form_name/wz-step-form.html |
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# the form_name should be formed by the name of the service + form |
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# for example : |
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# rss/wz-1-form.html |
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# rss/wz-3-form.html |
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# evernote/wz-1-form.html |
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# evernote/wz-3-form.html |
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if self.steps.current in ('0', '2', '4'): |
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folder = 'services_wizard' |
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else: |
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data = self.get_cleaned_data_for_step(self.get_prev_step( |
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self.steps.current)) |
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if data.get('provider'): |
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folder = str(data.get('provider')).split('Service')[1] |
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elif data.get('consumer'): |
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folder = str(data.get('consumer')).split('Service')[1] |
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return '%s/wz-%s-form.html' % (folder.lower(), self.steps.current) |
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def get_form_initial(self, step): |
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""" |
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get the services provider/consumer of the current user |
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:param step: current set |
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:return: dict with initial data |
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""" |
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data = {'user': self.request.user} |
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return self.initial_dict.get(step, data) |
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def get_form(self, step=None, data=None, files=None): |
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""" |
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change the form instance dynamically from the data we entered |
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at the previous step |
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""" |
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if step is None: |
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step = self.steps.current |
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if step == '1': |
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prev_data = self.get_cleaned_data_for_step('0') |
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service_name = str(prev_data.get('provider')).split('Service')[1] |
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class_name = 'th_' + service_name.lower() + '.forms' |
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form_name = service_name + 'ProviderForm' |
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form_class = class_for_name(class_name, form_name) |
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form = form_class(data) |
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elif step == '2': |
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step0_data = self.get_cleaned_data_for_step('0') |
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form = ConsumerForm( |
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data, initial={'provider': step0_data.get('provider'), |
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'user': self.request.user}) |
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elif step == '3': |
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prev_data = self.get_cleaned_data_for_step('2') |
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service_name = str(prev_data.get('consumer')).split('Service')[1] |
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class_name = 'th_' + service_name.lower() + '.forms' |
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form_name = service_name + 'ConsumerForm' |
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form_class = class_for_name(class_name, form_name) |
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form = form_class(data) |
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else: |
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form = super(UserServiceWizard, self).get_form(step, data, files) |
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return form |
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def done(self, form_list, **kwargs): |
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""" |
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Save info to the DB |
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The process is : |
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1) get the infos for the Trigger from step 0, 2, 4 |
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2) save it to TriggerService |
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3) get the infos from the "Provider" and "Consumer" services |
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at step 1 and 3 |
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4) save all of them |
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""" |
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# get the datas from the form for TriggerService |
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i = 0 |
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for form in form_list: |
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# cleaning |
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data = form.cleaned_data |
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# get the service we selected at step 0 : provider |
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if i == 0: |
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trigger_provider = UserService.objects.get( |
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name=data.get('provider'), |
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user=self.request.user.id) |
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model_provider = get_service(data.get('provider'), 'models') |
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# get the service we selected at step 2 : consumer |
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elif i == 2: |
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trigger_consumer = UserService.objects.get( |
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name=data.get('consumer'), |
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user=self.request.user.id) |
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model_consumer = get_service(data.get('consumer'), 'models') |
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# get the description we gave for the trigger |
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elif i == 4: |
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trigger_description = data.get('description') |
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i += 1 |
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# save the trigger |
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trigger = TriggerService( |
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provider=trigger_provider, consumer=trigger_consumer, |
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user=self.request.user, status=True, |
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description=trigger_description) |
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trigger.save() |
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model_fields = {} |
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# get the datas from the form for Service related |
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# save the related models to provider and consumer |
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i = 0 |
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for form in form_list: |
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model_fields = {} |
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data = form.cleaned_data |
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# get the data for the provider service |
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if i == 1: |
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for field in data: |
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model_fields.update({field: data[field]}) |
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model_fields.update({'trigger_id': trigger.id, 'status': True}) |
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model_provider.objects.create(**model_fields) |
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# get the data for the consumer service |
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elif i == 3: |
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for field in data: |
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model_fields.update({field: data[field]}) |
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model_fields.update({'trigger_id': trigger.id, 'status': True}) |
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model_consumer.objects.create(**model_fields) |
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i += 1 |
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return HttpResponseRedirect(reverse('base')) |
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def finalcallback(request, **kwargs): |
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""" |
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let's do the callback of the related service after |
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the auth request from UserServiceCreateView |
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""" |
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default_provider.load_services() |
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service_name = kwargs.get('service_name') |
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service_object = default_provider.get_service(service_name) |
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lets_callback = getattr(service_object, 'callback') |
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# call the auth func from this class |
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# and redirect to the external service page |
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# to auth the application django-th to access to the user |
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# account details |
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return render_to_response(lets_callback(request)) |
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foxmask /
django-th
