import courses from kml

rowers/courses.py

@@ -12,6 +12,9 @@ from django.conf import settings
 from utils import myqueue
 
 from matplotlib import path
+import xml.etree.ElementTree as et
+
+ns = {'opengis': 'http://www.opengis.net/kml/2.2'}
 
 import django_rq
 queue = django_rq.get_queue('default')
@@ -44,7 +47,7 @@ def polygon_to_path(polygon):
 def coordinate_in_polygon(latitude,longitude, polygon):
     p = polygon_to_path(polygon)
 
-    retun p.contains_points([(latitude,longitude)])[0]
+    return p.contains_points([(latitude,longitude)])[0]
 
 
     
@@ -71,3 +74,54 @@ def time_in_polygon(df,polygon,maxmin='max'):
 
     
     return time
+
+
+def kmltocourse(f):
+    doc = et.parse(f)
+    polygonpms = doc.findall('.//opengis:Placemark[opengis:Polygon]',ns)
+    polygons = []
+    for pm in polygonpms:
+        name = pm.findall('.//opengis:name',ns)[0].text
+        coordinates = pm.findall('.//opengis:coordinates',ns)
+        if coordinates:
+            cc = coordinates[0].text
+        else:
+            cc = ''
+
+        pointstring = cc.split()
+
+        points = []
+        for s in pointstring:
+            coordinates = s.split(',')
+            points.append({
+                'longitude':float(coordinates[0]),
+                'latitude':float(coordinates[1]),
+                })
+
+        polygons.append({
+            'name':name,
+            'points':points
+            })
+
+    return polygons
+
+def createcourse(manager,name,polygons):
+    c = GeoCourse(manager=manager,name=name)
+    c.save()
+
+    i = 0
+    for p in polygons:
+        pp = GeoPolygon(course=c,order_in_course=i,name=p['name'])
+        pp.save()
+        j = 0
+        for point in p['points']:
+            obj = GeoPoint(
+                latitude = point['latitude'],
+                longitude = point['longitude'],
+                polygon = pp,
+                order_in_poly = j
+                )
+            obj.save()
+            j += 1
+        i += 1
+