Generate Agenda-PDF in a generic View. Added PDFView in utils.views.py

openslides/agenda/models.py

@@ -31,6 +31,8 @@ from agenda.api import is_summary
 class Item(MPTTModel, Slide):
     """
     An Agenda Item
+
+    MPTT-model. See http://django-mptt.github.com/django-mptt/
     """
     prefix = 'item'
 

openslides/agenda/urls.py

@@ -11,7 +11,7 @@
 """
 
 from django.conf.urls.defaults import *
-from agenda.views import Overview, View, SetActive, SetClosed, ItemUpdate, ItemCreate, ItemDelete
+from agenda.views import Overview, View, SetActive, SetClosed, ItemUpdate, ItemCreate, ItemDelete, ItemPDF
 
 urlpatterns = patterns('agenda.views',
     url(r'^$',
@@ -64,7 +64,7 @@ urlpatterns = patterns('agenda.views',
     ),
 
     url(r'^print/$',
-        'print_agenda',
+        ItemPDF.as_view(),
         name='print_agenda',
     ),
 )

openslides/agenda/views.py

@@ -9,14 +9,16 @@
     :copyright: 2011 by the OpenSlides team, see AUTHORS.
     :license: GNU GPL, see LICENSE for more details.
 """
+from reportlab.platypus import Paragraph
+
 from django.core.urlresolvers import reverse
 from django.contrib import messages
 from django.utils.translation import ugettext as _
 from django.core.context_processors import csrf
 from django.views.generic.detail import SingleObjectMixin
 
-from utils.pdf import print_agenda
-from utils.views import TemplateView, RedirectView, UpdateView, CreateView, DeleteView
+from utils.pdf import stylesheet
+from utils.views import TemplateView, RedirectView, UpdateView, CreateView, DeleteView, PDFView
 
 from system import config
 
@@ -181,3 +183,17 @@ class ItemDelete(DeleteView):
             self.gen_confirm_form(request, _('Do you really want to delete <b>%s</b>?') % name, object.get_absolute_url('delete'), False)
         else:
             self.gen_confirm_form(request, _('Do you really want to delete <b>%s</b>?') % name, object.get_absolute_url('delete'), True)
+
+
+class ItemPDF(PDFView):
+    permission_required = 'agenda.can_see_agenda'
+    filename = _('Agenda')
+
+    def append_to_pdf(self, story):
+        for item in Item.objects.all():
+            ancestors = item.get_ancestors()
+            if ancestors:
+                space = "&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;" * ancestors.count()
+                story.append(Paragraph("%s%s" % (space, item.title), stylesheet['Subitem']))
+            else:
+                story.append(Paragraph(item.title, stylesheet['Item']))

openslides/utils/pdf.py

@@ -183,8 +183,6 @@ event_date = config["event_date"]
 event_location = config["event_location"]
 event_organizer = config["event_organizer"]
 
-# set print time
-time = datetime.now().strftime(str(_("%Y-%m-%d %H:%Mh")))
 
 
 def firstPage(canvas, doc):
@@ -197,6 +195,7 @@ def firstPage(canvas, doc):
         canvas.drawString(2.75*cm, 27.6*cm, "%s, %s" % (event_date, event_location))
     # time
     canvas.setFont('Ubuntu',7)
+    time = datetime.now().strftime(str(_("%Y-%m-%d %H:%Mh")))
     canvas.drawString(15*cm, 28*cm, _("Printed")+": %s" % time)
     # title
     if doc.title:
@@ -217,36 +216,7 @@ def laterPages(canvas, doc):
     canvas.setFont('Ubuntu',7)
     canvas.setFillGray(0.4)
     canvas.drawString(10*cm, 1*cm, _("Page")+" %s" % doc.page)
-    canvas.restoreState()
-
-
-@permission_required('agenda.can_see_agenda')
-def print_agenda(request):
-    response = HttpResponse(mimetype='application/pdf')
-    filename = u'filename=%s.pdf;' % _("Agenda")
-    response['Content-Disposition'] = filename.encode('utf-8')
-    doc = SimpleDocTemplate(response)
-    story = [Spacer(1,3*cm)]
-
-    doc.title = _("Agenda")
-    # print item list
-    items = Item.objects.all()
-    for item in items:
-        if item.hidden is False:
-            # print all items"
-            if item.parents:
-                space = ""
-                counter = 0
-                for p in item.parents:
-                    if counter != 0:
-                        space += "      "
-                    counter += 1
-                story.append(Paragraph(space+item.title, stylesheet['Subitem']))
-            else:
-                story.append(Paragraph(item.title, stylesheet['Item']))
-
-    doc.build(story, onFirstPage=firstPage, onLaterPages=laterPages)
-    return response
+    canvas.restoreState()s
 
 
 @permission_required('participant.can_see_participant')

openslides/utils/views.py

@@ -3,6 +3,14 @@ try:
 except ImportError:
     import simplejson as json
 
+try:
+    from cStringIO import StringIO
+except ImportError:
+    from StringIO import StringIO
+
+from reportlab.platypus import SimpleDocTemplate, Paragraph, Frame, PageBreak, Spacer, Table, LongTable, TableStyle, Image
+from reportlab.lib.units import cm
+
 from django.conf import settings
 from django.http import HttpResponseServerError, HttpResponse
 from django.core.urlresolvers import reverse
@@ -13,10 +21,12 @@ from django.utils.decorators import method_decorator
 from django.views.generic import (TemplateView as _TemplateView,
                                   RedirectView as _RedirectView,
                                   UpdateView as _UpdateView,
-                                  CreateView as _CreateView,)
+                                  CreateView as _CreateView,
+                                  View,)
 from django.views.generic.detail import SingleObjectMixin
 
 from utils import render_to_forbitten
+from pdf import firstPage, laterPages
 
 FREE_TO_GO = 'free to go'
 
@@ -98,6 +108,36 @@ class DeleteView(RedirectView, SingleObjectMixin):
     def pre_post_redirect(self, request, *args, **kwargs):
         pass
 
+class PDFView(View, PermissionMixin):
+    filename = 'No_Name'
+
+    def render_to_response(self, filename):
+        response = HttpResponse(mimetype='application/pdf')
+        filename = u'filename=%s.pdf;' % filename
+        response['Content-Disposition'] = filename.encode('utf-8')
+
+        buffer = StringIO()
+        pdf_document = SimpleDocTemplate(buffer)
+        story = [Spacer(1,3*cm)]
+
+        self.append_to_pdf(story)
+
+        pdf_document.build(story, onFirstPage=firstPage, onLaterPages=laterPages)
+
+        pdf = buffer.getvalue()
+        buffer.close()
+        response.write(pdf)
+        return response
+
+    def append_to_pdf(self, story):
+        pass
+
+    def get_filename(self):
+        return self.filename
+
+    def get(self, request, *args, **kwargs):
+        return self.render_to_response(self.get_filename())
+
 
 def server_error(request, template_name='500.html'):
     """