mhulse · June 15, 2011 19:34 · Jun 15, 2011 · Jun 15, 2011 · Jun 15, 2011 · Jun 15, 2011
diff --git a/models.py b/models.py
@@ -1,4 +1,8 @@
-#...
+# ...
+
+from app.helpers import get_lat_lng
+
+# ...
 
 class Place(models.Model):
 
@@ -9,7 +13,7 @@ class Place(models.Model):
     state    = USStateField(_(u'state'), blank=True)
     zip      = models.CharField(_(u'ZIP'), max_length=10, blank=True)
     country  = models.CharField(_(u'country'), blank=True, max_length=100)
-    latlng   = models.CharField(_(u'Latitude/Longitude'), blank=True, max_length=100)
+    latlng   = models.CharField(_(u'Latitude/Longitude'), blank=True, max_length=100, help_text=_(u'Note: This field will be filled-in automatically based on the other address bits.'))
     phone    = PhoneNumberField(_(u'phone'), blank=True)
     email    = models.EmailField(_(u'e-mail'), blank=True)
     website  = models.URLField(_(u'website'), blank=True)

diff --git a/helpers.py b/helpers.py
@@ -15,6 +15,6 @@ def get_lat_lng(location):
     if result['status'] == 'OK':
        lat = str(result['results'][0]['geometry']['location']['lat'])
        lng = str(result['results'][0]['geometry']['location']['lng'])
-       return '%s, %s' % (lat, lng)
+       return '%s,%s' % (lat, lng)
     else:
         return ''
diff --git a/get_lat_lng.py → helpers.py b/get_lat_lng.py → helpers.py
diff --git a/models.py b/models.py
@@ -0,0 +1,44 @@
+#...
+
+class Place(models.Model):
+
+    title    = models.CharField(_(u'title'), max_length=255)
+    address1 = models.CharField(_(u'address'), max_length=255, blank=True)
+    address2 = models.CharField(_(u'address (cont.)'), max_length=255, blank=True)
+    city     = models.CharField(_(u'city'), max_length=255, blank=True)
+    state    = USStateField(_(u'state'), blank=True)
+    zip      = models.CharField(_(u'ZIP'), max_length=10, blank=True)
+    country  = models.CharField(_(u'country'), blank=True, max_length=100)
+    latlng   = models.CharField(_(u'Latitude/Longitude'), blank=True, max_length=100)
+    phone    = PhoneNumberField(_(u'phone'), blank=True)
+    email    = models.EmailField(_(u'e-mail'), blank=True)
+    website  = models.URLField(_(u'website'), blank=True)
+    about    = models.TextField(_(u'about'), blank=True)
+
+    class Meta:
+        abstract = True
+
+    def save(self, *args, **kwargs):
+        # If latlng has no value:
+        if not self.latlng:
+            # Add + between fields with values:
+            location = '+'.join(filter(None, (self.address1, self.address2, self.city, self.state, self.zip, self.country)))
+            # Attempt to get latitude/longitude from Google Geocoder service v.3:
+            self.latlng = get_lat_lng(location)
+        super(Place, self).save(*args, **kwargs)
+
+class Stadium(Place):
+
+    slug = models.SlugField(_(u'slug'), max_length=255, unique=True)
+
+    class Meta:
+        pass
+
+    @models.permalink
+    def get_absolute_url(self):
+        return('stadium_detail', (), { 'slug': self.slug })
+
+    def __unicode__(self):
+        return u'%s' % self.title
+
+# ...
diff --git a/get_lat_lng.py b/get_lat_lng.py
@@ -0,0 +1,20 @@
+import urllib, urllib2, simplejson
+from django.utils.encoding import smart_str
+
+def get_lat_lng(location):
+
+    # http://djangosnippets.org/snippets/293/
+    # http://code.google.com/p/gmaps-samples/source/browse/trunk/geocoder/python/SimpleParser.py?r=2476
+    # http://stackoverflow.com/questions/2846321/best-and-simple-way-to-handle-json-in-django
+    # http://djangosnippets.org/snippets/2399/
+
+    location = urllib.quote_plus(smart_str(location))
+    url = 'http://maps.googleapis.com/maps/api/geocode/json?address=%s&sensor=false' % location
+    response = urllib2.urlopen(url).read() 
+    result = simplejson.loads(response)
+    if result['status'] == 'OK':
+       lat = str(result['results'][0]['geometry']['location']['lat'])
+       lng = str(result['results'][0]['geometry']['location']['lng'])
+       return '%s, %s' % (lat, lng)
+    else:
+        return ''