1 files changed, 29 insertions, 1 deletions
diff --git a/sublab_project/calendarium/models.py b/sublab_project/calendarium/models.py
index 71a8362..1cd0665 100644
--- a/sublab_project/calendarium/models.py
+++ b/sublab_project/calendarium/models.py
@@ -1,3 +1,31 @@
 from django.db import models
 
-# Create your models here.
+
+class Event(models.Model):
+    """A calendar event.
+    """
+    SOURCE_ADMIN = 'admin'
+    SOURCE_IMPORT = 'import'
+    name = models.CharField('Name', max_length=255)
+    description = models.TextField('Beschreibung', blank=True)
+    start = models.DateTimeField('Beginn')
+    end = models.DateTimeField('Ende')
+    source = models.CharField('Quelle', max_length=10, editable=False,
+        default=SOURCE_IMPORT)
+
+    class Meta:
+        verbose_name = 'Termin'
+        verbose_name_plural = 'Termine'
+        ordering = ['start', 'end', 'name']
+
+    def __unicode__(self):
+        return '%s (%s - %s)' % (self.name,
+            self.start.strftime('%d.%m.%Y %T'),
+            self.end.strftime('%d.%m.%Y %T'))
+
+    def clean(self):
+        """Checks if the start date is lower than the end date.
+        """
+        from django.core.exceptions import ValidationError
+        if self.start > self.end:
+            raise ValidationError('Der Beginn darf nicht vor dem Ende liegen.')