initial sponsorship app adapted from DjangoCon

symposion_project/apps/sponsorship/admin.py

@@ -0,0 +1,7 @@
+from django.contrib import admin
+
+from symposion.sponsors.models import SponsorLevel, Sponsor
+
+
+admin.site.register(SponsorLevel)
+admin.site.register(Sponsor)

symposion_project/apps/sponsorship/models.py

@@ -0,0 +1,32 @@
+import datetime
+
+from django.db import models
+
+
+class SponsorLevel(models.Model):
+    
+    name = models.CharField(max_length=100)
+    order = models.IntegerField(default=0)
+    description = models.TextField(blank=True)
+    
+    class Meta:
+        ordering = ["order"]
+    
+    def __unicode__(self):
+        return self.name
+
+
+class Sponsor(models.Model):
+    
+    name = models.CharField(max_length=100)
+    external_url = models.URLField("external URL")
+    annotation = models.TextField(blank=True)
+    contact_name = models.CharField(max_length=100)
+    contact_email = models.EmailField(u"Contact e\u2011mail")
+    logo = models.ImageField(upload_to="sponsor_logos/")
+    level = models.ForeignKey(SponsorLevel)
+    added = models.DateTimeField(default=datetime.datetime.now)
+    active = models.BooleanField(default=False)
+    
+    def __unicode__(self):
+        return self.name

symposion_project/apps/sponsorship/templatetags/sponsorship_tags.py

@@ -0,0 +1,43 @@
+from django import template
+
+from sponsorship.models import Sponsor
+
+
+register = template.Library()
+
+
+class SponsorsNode(template.Node):
+    
+    @classmethod
+    def handle_token(cls, parser, token):
+        bits = token.split_contents()
+        if len(bits) != 4:
+            raise template.TemplateSyntaxError("%r takes exactly three arguments "
+                "(second argument must be 'as')" % bits[0])
+        if bits[2] != "as":
+            raise template.TemplateSyntaxError("Second argument to %r must be "
+                "'as'" % bits[0])
+        return cls(bits[1], bits[3])
+    
+    def __init__(self, level, context_var):
+        self.level = template.Variable(level)
+        self.context_var = context_var
+    
+    def render(self, context):
+        level = self.level.resolve(context)
+        queryset = Sponsor.objects.filter(
+            level__name__iexact = level,
+            active = True
+            ).order_by(
+                "added"
+            )
+        context[self.context_var] = queryset
+        return u""
+
+
+@register.tag
+def sponsors(parser, token):
+    """
+    {% sponsors "gold" as sponsors %}
+    """
+    return SponsorsNode.handle_token(parser, token)