show version from plugins

openslides/config/templates/config/version.html

@@ -7,5 +7,7 @@
 {% block content %}
     <h1>{% trans "Version" %}</h1>
 
-    <p>{% trans "OpenSlides Version" %}: {{ version }}</p>
+    {% for version in versions %}
+        <p>{{ version.0 }} {% trans "Version" %}: {{ version.1 }}</p>
+    {% endfor %}
 {% endblock %}

openslides/config/views.py

@@ -16,6 +16,8 @@ from django.contrib import messages
 from django.contrib.auth.models import Group, Permission
 from django.utils.translation import ugettext as _
 from django.template.loader import render_to_string
+from django.utils.importlib import import_module
+import settings
 
 from openslides import get_version
 
@@ -25,7 +27,6 @@ from utils.template import Tab
 
 from forms import GeneralConfigForm
 
-
 from models import config
 
 
@@ -85,7 +86,20 @@ class VersionConfig(TemplateView):
 
     def get_context_data(self, **kwargs):
         context = super(VersionConfig, self).get_context_data(**kwargs)
-        context['version'] = get_version()
+        context['versions'] = [('OpenSlides', get_version())]
+        for plugin in settings.INSTALLED_PLUGINS:
+            try:
+                mod = import_module(plugin)
+                plugin_version = get_version(mod.VERSION)
+            except (ImportError, AttributeError, AssertionError):
+                continue
+            try:
+                plugin_name = mod.NAME
+            except AttributeError:
+                plugin_name = mod.__name__.split('.')[0]
+
+            context['versions'].append((plugin_name, plugin_version))
+
         return context