More installation streamlining/automation: Added adminapplist templatetag…

More installation streamlining/automation: Added adminapplist templatetag library and changed the default admin index.html template to display all installed apps that have admins

git-svn-id: http://code.djangoproject.com/svn/django/trunk@127 bcc190cf-cafb-0310-a4f2-bffc1f526a37

django/conf/admin_templates/index.html

@@ -6,6 +6,24 @@
 {% block content %}
 <div id="content-main">
 
+{% load adminapplist %}
+
+{% get_admin_app_list as app_list %}
+{% for app in app_list %}
+    <div class="module">
+    <h2>{{ app.name }}</h2>
+    <table>
+    {% for model in app.models %}
+        <tr>
+            <th><a href="{{ model.admin_url }}">{{ model.name }}</a></th>
+            <td class="x50"><a href="{{ model.admin_url }}add/" class="addlink">Add</a></td>
+            <td class="x75"><a href="{{ model.admin_url }}" class="changelink">Change</a></td>
+        </tr>
+    {% endfor %}
+    </table>
+    </div>
+{% endfor %}
+
 </div>
 {% endblock %}
 

django/templatetags/adminapplist.py

+from django.core import template
+
+class AdminApplistNode(template.Node):
+    def __init__(self, varname):
+        self.varname = varname
+
+    def render(self, context):
+        from django.core import meta
+        app_list = []
+        for app in meta.get_installed_model_modules():
+            app_label = app.__name__[app.__name__.rindex('.')+1:]
+            model_list = [{'name': meta.capfirst(m._meta.verbose_name_plural),
+                            'admin_url': '%s/%s/' % (app_label, m._meta.module_name)} \
+                            for m in app._MODELS if m._meta.admin]
+            if model_list:
+                app_list.append({
+                    'name': app_label.title(),
+                    'models': model_list,
+                })
+        context[self.varname] = app_list
+        return ''
+
+def get_admin_app_list(parser, token):
+    """
+    {% get_admin_app_list as app_list %}
+    """
+    tokens = token.contents.split()
+    if len(tokens) < 3:
+        raise template.TemplateSyntaxError, "'%s' tag requires two arguments" % tokens[0]
+    if tokens[1] != 'as':
+        raise template.TemplateSyntaxError, "First argument to '%s' tag must be 'as'" % tokens[0]
+    return AdminApplistNode(tokens[2])
+
+template.register_tag('get_admin_app_list', get_admin_app_list)