adding race logo functionality

rowers/models.py

@@ -1804,6 +1804,8 @@ class PlannedSession(models.Model):
 
 from django.core.validators import RegexValidator,validate_email
 
+
+
 registerchoices = (
     ('windowstart','Start of Race Window'),
     ('windowend','End of Race Window'),
@@ -1825,6 +1827,7 @@ class VirtualRace(PlannedSession):
     end_time = models.TimeField(blank=True,null=True)
     country = models.CharField(max_length=100,blank=True)
 
+
     timezone = models.CharField(default='UTC',
                                 choices=timezones,
                                 max_length=100)
@@ -1881,6 +1884,21 @@ class VirtualRace(PlannedSession):
             
         super(VirtualRace,self).save(*args, **kwargs)
     
+class RaceLogo(models.Model):
+    filename = models.CharField(default='',max_length=150)
+    creationdatetime = models.DateTimeField()
+    user = models.ForeignKey(User)
+    width = models.IntegerField(default=1200)
+    height = models.IntegerField(default=600)
+    race = models.ManyToManyField(VirtualRace,related_name='logos')
+
+    def __str__(self):
+        return self.filename
+
+    def delete(self, *args, **kwargs):
+        os.remove(self.filename)
+        print 'file deleted'
+        super(RaceLogo,self).delete(*args, **kwargs)
     
 # Date input utility
 class DateInput(forms.DateInput):