Form fix

[prawokultury.git] / contact / admin.py

diff --git a/contact/admin.py b/contact/admin.py
index 3fd337f..90bd60d 100644 (file)
--- a/contact/admin.py
+++ b/contact/admin.py
@@ -5,9 +5,15 @@ from django.utils.translation import ugettext as _
 from .forms import contact_forms, admin_list_width
 from django.template import Template
 from django.utils.safestring import mark_safe
+from django.conf.urls import patterns, url
+from django.http import HttpResponse, Http404
 
+from .utils import deunicode
+from StringIO import StringIO
+from csv import writer
 
-class ContactAdminMeta(admin.ModelAdmin.__metaclass__):
+
+class ContactAdminMeta(admin.ModelAdmin.__class__):
     def __getattr__(cls, name):
         if name.startswith('admin_list_'):
             return lambda self: ""
@@ -19,8 +25,9 @@ class ContactAdmin(admin.ModelAdmin):
     date_hierarchy = 'created_at'
     list_display = ['created_at', 'contact', 'form_tag'] + \
         ["admin_list_%d" % i for i in range(admin_list_width)]
-    fields = ['form_tag', 'created_at', 'contact', 'ip']
-    readonly_fields = ['form_tag', 'created_at', 'contact', 'ip']
+    fields = ['form_tag', 'created_at', 'contact', 'ip', 'key']
+    readonly_fields = ['form_tag', 'created_at', 'contact', 'ip', 'key']
+    list_filter = ['form_tag']
 
     def admin_list(self, obj, nr):
         try:
@@ -89,5 +96,70 @@ class ContactAdmin(admin.ModelAdmin):
         return super(ContactAdmin, self).change_view(request, object_id,
             extra_context=extra_context)
 
+    def changelist_view(self, request, extra_context=None):
+        context = dict()
+        if 'form_tag' in request.GET:
+            form = contact_forms.get(request.GET['form_tag'])
+            context['extract_types'] = [dict(slug = 'all', label = _('all'))] + [dict(slug = 'contacts', label = _('contacts'))]
+            context['extract_types'] += [type for type in getattr(form, 'extract_types', [])]
+        return super(ContactAdmin, self).changelist_view(request, extra_context = context)
+
+    def get_urls(self):
+        urls = super(ContactAdmin, self).get_urls()
+        return patterns('',
+            url(r'^extract/(?P<form_tag>[\w-]+)/(?P<extract_type_slug>[\w-]+)/$', self.admin_site.admin_view(extract_view), name='contact_extract')
+        ) + super(ContactAdmin, self).get_urls()
+
+
+def extract_view(request, form_tag, extract_type_slug):
+    retval = StringIO()
+    toret = writer(retval)
+    contacts_by_spec = dict()
+    try:
+        form = [f for f in contact_forms.values() if f.save_as_tag == form_tag][0]
+    except IndexError:
+        form = None
+    if form is None and extract_type_slug not in ('contacts', 'all'):
+        raise Http404
+
+    q = Contact.objects.filter(form_tag = form_tag)
+    at_year = request.GET.get('created_at__year')
+    at_month = request.GET.get('created_at__month')
+    if at_year:
+        q = q.filter(created_at__year = at_year)
+        if at_month:
+            q = q.filter(created_at__month = at_month)
+
+    if extract_type_slug == 'contacts':
+        keys = set(['contact'])
+    else:
+        keys = set(['contact', 'ip', 'created_at'])
+        for contact in q.all():
+            if extract_type_slug == 'all':
+                keys.update(contact.body.keys())
+            else:
+                keys.update(form.get_extract_fields(contact, extract_type_slug))
+    
+    keys = sorted(keys)
+    key_labels = {f.name: f.verbose_name.encode('utf-8') for f in Contact._meta.fields}
+    if form is not None:
+        fi = form()
+        key_labels.update({k: v.label.encode('utf-8') for (k, v) in fi.fields.items()})
+        
+    toret.writerow([key_labels.get(key, key) for key in keys])
+    for contact in q.all():
+            if extract_type_slug == 'contacts':
+                records = [dict(contact=contact.contact)]
+            elif extract_type_slug == 'all':
+                records = [dict(contact = contact.contact, ip=contact.ip, created_at=contact.created_at, **contact.body)]
+            else:
+                records = form.get_extract_records(keys, contact, extract_type_slug)
+
+            for record in records:
+                toret.writerow([deunicode(record.get(key, '-')) for key in keys])
+
+    response = HttpResponse(retval.getvalue(), content_type = 'text/csv')
+    response['Content-Disposition'] = 'attachment; filename="%s.csv"' % form_tag
+    return response
 
 admin.site.register(Contact, ContactAdmin)