New projector view with the current list of speakers.

CHANGELOG

@@ -9,6 +9,7 @@ Version 1.6 (unreleased)
 [https://github.com/OpenSlides/OpenSlides/issues?milestone=14]
 
 Agenda:
+- New projector view with the current list of speakers.
 - Added CSV import.
 Assignment:
 - Coupled assignment candidates with list of speakers.

docs/de/Agenda.rst

@@ -137,6 +137,12 @@ Redner. Die Einblendung erscheint nur auf Folien von Tagesordnungspunkten.
    :scale-latex: 80
    :alt: Projektor-Ansicht mit Rednerlisten-Overlay
 
+Schließlich haben Sie die Möglichkeit, die Rednerliste des jeweiligen
+Tagesordnungspunktes auf einem gesonderten Projektor anzeigen zu lassen.
+Klicken Sie auf der Tagesordnungsseite oben rechts auf auf den
+Glocken-Button |bell| und legen Sie die Seite im Vollbildmodus auf einen
+eigenen Projektor oder Bildschirm.
+
 
 Die Rednerliste verwalten
 -------------------------

openslides/agenda/signals.py

@@ -101,8 +101,8 @@ def agenda_list_of_speakers(sender, **kwargs):
         if slide is None or isinstance(slide, Item):
             item = slide
         else:
-            # TODO: If there are more the one items, use the first one in the
-            #       mptt tree that is not closed
+            # TODO: If there is more than one item, use the first one in the
+            #       mptt tree that is not closed.
             try:
                 item = Item.objects.filter(
                     content_type=ContentType.objects.get_for_model(slide),

openslides/agenda/static/js/agenda_current_list_of_speakers_projector.js

@@ -0,0 +1,14 @@
+/*
+ * JavaScript functions for agenda CurrentListOfSpeakersProjectorView
+ */
+
+function reloadListOfSpeakers() {
+    $.ajax({
+        url: '',
+        success: function (data) {
+            updater.updateProjector(data);
+            setTimeout('reloadListOfSpeakers()', 2000);
+        },
+        dataType: 'json'
+        });
+}

openslides/agenda/templates/agenda/current_list_of_speakers_projector.html

@@ -0,0 +1,4 @@
+{% extends 'projector.html' %}
+{% load i18n %}
+
+{% block title %}{% trans 'List of speakers' %} – {{ block.super }}{% endblock %}

openslides/agenda/templates/agenda/overview.html

@@ -39,6 +39,10 @@
                 <a href="{% url 'item_csv_import' %}" class="btn btn-mini" rel="tooltip" data-original-title="{% trans 'Import agenda items' %}"><i class="icon-import"></i> {% trans "Import" %}</a>
             {% endif %}
             <a href="{% url 'print_agenda' %}" class="btn btn-mini" rel="tooltip" data-original-title="{% trans 'Print agenda as PDF' %}" target="_blank"><i class="icon-print"></i> PDF</a>
+            {% if perms.core.can_see_projector %}
+                <a href="{% url 'agenda_current_list_of_speakers_projector' %}" class="btn btn-mini" rel="tooltip" data-original-title="{% trans 'Current list of speakers' %}">
+                    <i class="icon-bell"></i> {% trans 'List of speakers' %}</a>
+            {% endif %}
             </small>
         </h1>
 

openslides/agenda/urls.py

@@ -89,6 +89,10 @@ urlpatterns = patterns(
         views.CurrentListOfSpeakersView.as_view(end_speach=True),
         name='agenda_end_speach_on_current_list_of_speakers'),
 
+    url(r'^list_of_speakers/projector/$',
+        views.CurrentListOfSpeakersProjectorView.as_view(),
+        name='agenda_current_list_of_speakers_projector'),
+
     url(r'^csv_import/$',
         views.ItemCSVImportView.as_view(),
         name='item_csv_import'))

openslides/agenda/views.py

@@ -2,21 +2,33 @@
 # TODO: Rename all views and template names
 
 from datetime import datetime, timedelta
+from json import dumps
 
 from django.contrib import messages
+from django.contrib.contenttypes.models import ContentType
+from django.contrib.staticfiles.templatetags.staticfiles import static
 from django.core.urlresolvers import reverse
 from django.db import transaction
 from django.db.models import Model
+from django.template.loader import render_to_string
+from django.utils.datastructures import SortedDict
+from django.utils.safestring import mark_safe
 from django.utils.translation import ugettext as _
 from django.utils.translation import ugettext_lazy
 from reportlab.platypus import Paragraph
 
 from openslides.config.api import config
-from openslides.projector.api import get_active_slide, update_projector
+from openslides.projector.api import (
+    get_active_object,
+    get_active_slide,
+    get_projector_overlays_js,
+    get_overlays,
+    update_projector)
 from openslides.utils.exceptions import OpenSlidesError
 from openslides.utils.pdf import stylesheet
 from openslides.utils.utils import html_strong
 from openslides.utils.views import (
+    AjaxMixin,
     CreateView,
     CSVImportView,
     DeleteView,
@@ -630,6 +642,108 @@ class CurrentListOfSpeakersView(RedirectView):
                 return reverse('item_view', args=[item.pk])
 
 
+class CurrentListOfSpeakersProjectorView(AjaxMixin, TemplateView):
+    """
+    View with the current list of speakers depending on the active slide.
+    Usefule for the projector.
+    """
+    template_name = 'agenda/current_list_of_speakers_projector.html'
+
+    def get(self, request, *args, **kwargs):
+        """
+        Returns response object depending on request type (ajax or normal).
+        """
+        if request.is_ajax():
+            value = self.ajax_get(request, *args, **kwargs)
+        else:
+            value = super(CurrentListOfSpeakersProjectorView, self).get(request, *args, **kwargs)
+        return value
+
+    def get_item(self):
+        """
+        Returns the item of the current slide is an agenda item slide or a
+        slide of a related model else returns None.
+        """
+        slide_object = get_active_object()
+        if slide_object is None or isinstance(slide_object, Item):
+            item = slide_object
+        else:
+            # TODO: If there is more than one item, use the first one in the
+            #       mptt tree that is not closed.
+            try:
+                item = Item.objects.filter(
+                    content_type=ContentType.objects.get_for_model(slide_object),
+                    object_id=slide_object.pk)[0]
+            except IndexError:
+                item = None
+        return item
+
+    def get_content(self):
+        """
+        Returns the content of this slide.
+        """
+        item = self.get_item()
+        if item is None:
+            content = mark_safe('<h1>%s</h1><i>%s</i>\n' % (_('List of speakers'), _('Not available.')))
+        else:
+            content_dict = {
+                'title': item.get_title(),
+                'item': item,
+                'list_of_speakers': item.get_list_of_speakers(
+                    old_speakers_count=config['agenda_show_last_speakers'])}
+            content = render_to_string('agenda/item_slide_list_of_speaker.html', content_dict)
+        return content
+
+    def get_overlays_and_overlay_js(self):
+        """
+        Returns the overlays and their JavaScript for this slide as a
+        two-tuple. The overlay 'agenda_speaker' is always excluded.
+
+        The required JavaScript fot this view is inserted.
+        """
+        overlays = get_overlays(only_active=True)
+        overlays.pop('agenda_speaker', None)
+        overlay_js = get_projector_overlays_js(as_json=True)
+        # Note: The JavaScript content of overlay 'agenda_speaker' is not
+        #       excluded because this overlay has no such content at the moment.
+        extra_js = SortedDict()
+        extra_js['load_file'] = static('js/agenda_current_list_of_speakers_projector.js')
+        extra_js['call'] = 'reloadListOfSpeakers();'
+        extra_js = dumps(extra_js)
+        overlay_js.append(extra_js)
+        return overlays, overlay_js
+
+    def get_context_data(self, **context):
+        """
+        Returns the context for the projector template. Contains the content
+        of this slide.
+        """
+        overlays, overlay_js = self.get_overlays_and_overlay_js()
+        return super(CurrentListOfSpeakersProjectorView, self).get_context_data(
+            content=self.get_content(),
+            overlays=overlays,
+            overlay_js=overlay_js,
+            **context)
+
+    def get_ajax_context(self, **context):
+        """
+        Returns the context including the slide content for ajax response. The
+        overlay 'agenda_speaker' is always excluded.
+        """
+        overlay_dict = {}
+        for overlay in get_overlays().values():
+            if overlay.is_active() and overlay.name != 'agenda_speaker':
+                overlay_dict[overlay.name] = {
+                    'html': overlay.get_projector_html(),
+                    'javascript': overlay.get_javascript()}
+            else:
+                overlay_dict[overlay.name] = None
+        return super(CurrentListOfSpeakersProjectorView, self).get_ajax_context(
+            content=self.get_content(),
+            overlays=overlay_dict,
+            **context)
+
+
 class ItemCSVImportView(CSVImportView):
     """
     Imports agenda items from an uploaded csv file.

openslides/projector/templates/projector.html

@@ -8,8 +8,7 @@
         <link href="{% static 'css/bootstrap.min.css' %}" type="text/css" rel="stylesheet">
         <link href="{% static 'css/projector.css' %}" type="text/css" rel="stylesheet">
         <link  href="{% static 'img/favicon.png' %}" type="image/png" rel="shortcut icon">
-        <title>{% trans 'Projector' %} – {{ 'event_name'|get_config }}</title>
-
+        <title>{% block title %}{% trans 'Projector' %} – {{ 'event_name'|get_config }}{% endblock %}</title>
         <script type="text/javascript" src="{% static 'js/jquery/jquery.min.js' %}"></script>
         <script type="text/javascript" src="{% static 'js/sockjs-0.3.min.js' %}"></script>
         <script type="text/javascript" src="{% static 'js/projector.js' %}"></script>

tests/agenda/test_list_of_speakers.py

@@ -314,3 +314,23 @@ class TestOverlay(TestCase):
         value = agenda_list_of_speakers(sender='test').get_projector_html()
 
         self.assertEqual(value, '')
+
+
+class TestCurrentListOfSpeakersOnProjectorView(SpeakerViewTestCase):
+    """
+    Test the view with the current list of speakers depending on the actual
+    slide.
+    """
+    def test_get_none(self):
+        response = self.admin_client.get('/agenda/list_of_speakers/projector/')
+        self.assertContains(response, 'List of speakers</h1><i>Not available')
+
+    def test_get_normal(self):
+        self.item1.title = 'title_gupooDee8ahahnaxoo2a'
+        self.item1.save()
+        Speaker.objects.add(self.speaker1, self.item1)
+        config['projector_active_slide'] = {'callback': 'agenda', 'pk': self.item1.pk}
+        response = self.admin_client.get('/agenda/list_of_speakers/projector/')
+        self.assertContains(response, 'List of speakers')
+        self.assertContains(response, 'title_gupooDee8ahahnaxoo2a')
+        self.assertContains(response, 'speaker1')