From e52916d8f8e1695717795df970c67cba78f0fe82 Mon Sep 17 00:00:00 2001
From: sanj <sanj@sanj>
Date: Mon, 10 May 2010 17:58:23 +0530
Subject: [PATCH] added folkstone app

---
 ais/folkstone/__init__.py |  0
 ais/folkstone/models.py   | 15 +++++++++++++
 ais/folkstone/parse.py    | 47 +++++++++++++++++++++++++++++++++++++++
 ais/folkstone/tests.py    | 23 +++++++++++++++++++
 ais/folkstone/views.py    | 40 +++++++++++++++++++++++++++++++++
 requirements.txt          |  4 +++-
 6 files changed, 128 insertions(+), 1 deletion(-)
 create mode 100644 ais/folkstone/__init__.py
 create mode 100644 ais/folkstone/models.py
 create mode 100644 ais/folkstone/parse.py
 create mode 100644 ais/folkstone/tests.py
 create mode 100644 ais/folkstone/views.py

diff --git a/ais/folkstone/__init__.py b/ais/folkstone/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/ais/folkstone/models.py b/ais/folkstone/models.py
new file mode 100644
index 0000000..cce2d85
--- /dev/null
+++ b/ais/folkstone/models.py
@@ -0,0 +1,15 @@
+from django.contrib.gis.db import models
+import datetime
+
+class Ship(models.Model):
+#  point = models.PointField()
+  name = models.CharField(max_length=255)
+  mmsi = models.CharField(max_length=100)
+
+class Position(models.Model):
+  ship = models.ForeignKey(Ship)
+  point = models.PointField()
+  timestamp = models.DateTimeField(default=datetime.datetime.now())  
+  objects = models.GeoManager()  
+
+# Create your models here.
diff --git a/ais/folkstone/parse.py b/ais/folkstone/parse.py
new file mode 100644
index 0000000..96673d3
--- /dev/null
+++ b/ais/folkstone/parse.py
@@ -0,0 +1,47 @@
+import oxweb
+import oxlib
+import urllib2
+import json
+from django.contrib.gis.geos import Point
+
+
+BASE_URL = "http://localhost:8000/shipjson"
+
+def json_request(url):
+        try:
+#            request = urllib2.Request(url)
+#            request.add_header('User-agent', 'oxclient')
+#            body = str(form)
+#            request.add_header('Content-type', form.get_content_type())
+#            request.add_header('Content-length', len(body))
+#            request.add_data(body)
+            result = urllib2.urlopen(url).read().strip()
+            return json.loads(result)
+        except urllib2.HTTPError, e:
+            return False
+
+if __name__ == "__main__":
+  import sys
+  if (len(sys.argv)) < 5:
+    print "usage: %s sw_x sw_y ne_x ne_y\n" % (sys.argv[0],)
+    print "example: %s 23.0 36.6 26.8 38.00000000006" % (sys.argv[0])
+    sys.exit()
+  else:
+    from folkstone.models import *
+    args = sys.argv
+    url = "%s?sw_x=%s&sw_y=%s&ne_x=%s&ne_y=%s" % (BASE_URL, args[1], args[2], args[3], args[4],)
+    print url
+    geojson = json_request(url)
+    for f in geojson['features']:
+      mmsi = f['properties']['mmsi']
+      name = f['properties']['name']
+      point = Point(float(f['geometry']['coordinates'][0]), float(f['geometry']['coordinates'][1]))
+      if Ship.objects.filter(mmsi=mmsi).count() > 1:
+        ship = Ship.objects.get(mmsi=mmsi)
+      else:
+        ship = Ship(mmsi=mmsi, name=name)
+      p = Position(ship=ship, point=point)
+      print p.timestamp  
+  #  features = json.loads(geojson)
+  #  print features
+  #  url = "http://marinetraffic.com/ais/getxml.aspx?id=0.8963493388008952&sw_x=%s&sw_y=%s&ne_x=%s&ne_y=%s&zoom=10&fleet=" % (args[1], args[2], args[3], args[4])
diff --git a/ais/folkstone/tests.py b/ais/folkstone/tests.py
new file mode 100644
index 0000000..2247054
--- /dev/null
+++ b/ais/folkstone/tests.py
@@ -0,0 +1,23 @@
+"""
+This file demonstrates two different styles of tests (one doctest and one
+unittest). These will both pass when you run "manage.py test".
+
+Replace these with more appropriate tests for your application.
+"""
+
+from django.test import TestCase
+
+class SimpleTest(TestCase):
+    def test_basic_addition(self):
+        """
+        Tests that 1 + 1 always equals 2.
+        """
+        self.failUnlessEqual(1 + 1, 2)
+
+__test__ = {"doctest": """
+Another way to test that 1 + 1 is equal to 2.
+
+>>> 1 + 1 == 2
+True
+"""}
+
diff --git a/ais/folkstone/views.py b/ais/folkstone/views.py
new file mode 100644
index 0000000..65fa5ab
--- /dev/null
+++ b/ais/folkstone/views.py
@@ -0,0 +1,40 @@
+# Create your views here.
+from django.shortcuts import render_to_response
+import urllib2
+from oxdjango.shortcuts import render_to_json_response
+import elementtree.ElementTree as ET
+
+def index(request):
+  return render_to_response("folkstone.html")
+
+def shipjson(request):
+  ext = request.GET
+  url = "http://marinetraffic.com/ais/getxml.aspx?id=0.8963493388008952&sw_x=%s&sw_y=%s&ne_x=%s&ne_y=%s&zoom=10&fleet=" % (ext['sw_x'], ext['sw_y'], ext['ne_x'], ext['ne_y'])
+#  print url
+  u = urllib2.urlopen(url)
+  xml = u.read()
+  u.close()
+  tree = ET.XML(xml)
+  arr = {
+    'type': 'FeatureCollection',
+    'features': []  
+  }
+  for ship in tree.findall("V_POS"):
+    lon = ship.attrib['LON']
+    lat = ship.attrib['LAT']
+    arr['features'].append({
+      'type': 'Feature', 
+      'geometry': {'type': 'Point', 'coordinates': [float(lon), float(lat)]},
+      'properties': {'name': ship.attrib['N'], 'mmsi': ship.attrib['M']}
+    })  
+  return render_to_json_response(arr)
+
+def shipDetail(request):
+  mmsi = request.GET['mmsi']
+  name = request.GET['name']
+  MT_Basic_Url = "http://marinetraffic.com/ais/shipinfo.aspx?mmsi=%s&header=true&id=0.6916635176281586" % (mmsi,)
+  u = urllib2.urlopen(MT_Basic_Url)
+  html = u.read()
+  return render_to_json_response({
+    'MT_Basic': html
+  })
diff --git a/requirements.txt b/requirements.txt
index b139f49..f1add57 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,5 @@
--e svn+http://code.djangoproject.com/svn/django/branches/releases/1.1.X/#egg=django
+-e svn+http://code.djangoproject.com/svn/django/trunk/#egg=django
 -e bzr+http://code.0xdb.org/python-oxdjango/#egg=python-oxdjango
+-e bzr+http://code.0xdb.org/python-oxlib/#egg=python-oxlib
+-e bzr+http://code.0xdb.org/python-oxweb/#egg=python-oxweb
 South