Document upload and metadata input working

apps/documents/forms.py

@@ -0,0 +1,68 @@
+from django import forms
+from django.utils.translation import ugettext_lazy as _
+from django.http import HttpResponseRedirect
+from django.utils.http import urlencode
+from django.core.urlresolvers import reverse
+
+from common.wizard import BoundFormWizard
+from common.utils import urlquote
+
+from models import Document, DocumentType, DocumentTypeMetadataType
+
+
+class DocumentForm(forms.ModelForm):
+    class Meta:
+        model = Document
+    
+
+class DocumentTypeSelectForm(forms.Form):
+    document_type = forms.ModelChoiceField(queryset=DocumentType.objects.all())
+
+
+class MetadataForm(forms.Form):
+    def __init__(self, *args, **kwargs):
+        if 'initial' in kwargs:
+            self.metadata_type = kwargs['initial'].pop('metadata_type', None)
+        super(MetadataForm, self).__init__(*args, **kwargs)
+        self.fields['id'] = forms.CharField(label=_(u'id'), widget=forms.HiddenInput)
+        self.fields['name'] = forms.CharField(label=_(u'Name'),
+            required=False, widget=forms.TextInput(attrs={'readonly':'readonly'}))
+        self.fields['value'] = forms.CharField(label=_(u'Value'))
+        if hasattr(self, 'metadata_type'):
+             self.fields['name'].initial=self.metadata_type.name
+             self.fields['id'].initial=self.metadata_type.id
+
+
+class DocumentCreateWizard(BoundFormWizard):
+    def render_template(self, request, form, previous_fields, step, context=None):
+        context = {'step_title':self.extra_context['step_titles'][step]}
+        return super(DocumentCreateWizard, self).render_template(request, form, previous_fields, step, context)
+
+    def parse_params(self, request, *args, **kwargs):
+        self.extra_context={'step_titles':[
+            _(u'step 1 of 2: Document type'),
+            _(u'step 2 of 2: Document metadata'),
+            ]}
+            
+    def process_step(self, request, form, step):
+        if step == 0:
+            self.document_type = form.cleaned_data['document_type']
+
+            initial=[]
+            for item in DocumentTypeMetadataType.objects.filter(document_type=self.document_type):
+                initial.append({
+                    'metadata_type':item.metadata_type,
+                })
+            self.initial = {1:initial}
+        if step == 1:
+            self.urldata = []
+            for metadata in form.cleaned_data:
+                self.urldata.append((metadata['id'],metadata['value']))   
+
+ 
+    def get_template(self, step):
+        return 'generic_wizard.html'
+
+    def done(self, request, form_list):
+        url = reverse('upload_document_with_type', args=[self.document_type.id])
+        return HttpResponseRedirect('%s?%s' % (url, urlencode(self.urldata)))