Add support for geopo based nearest stop lookup
--- a/common.inc.php
+++ b/common.inc.php
@@ -9,7 +9,8 @@
$debugOkay = Array(
"session",
"json",
- "phperror"
+ "phperror",
+ "other"
);
if (isDebug("phperror")) error_reporting(E_ALL ^ E_NOTICE);
include_once ("common-geo.inc.php");
@@ -25,13 +26,22 @@
$_SESSION['time'] = filter_var($_REQUEST['time'], FILTER_SANITIZE_STRING);
}
if (isset($_REQUEST['geolocate'])) {
+
$geocoded = false;
if (isset($_REQUEST['lat']) && isset($_REQUEST['lon'])) {
- $_SESSION['lat'] = filter_var($_REQUEST['lat'], FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION);
- $_SESSION['lon'] = filter_var($_REQUEST['lon'], FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION);
+ $_SESSION['lat'] = trim(filter_var($_REQUEST['lat'], FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION));
+ $_SESSION['lon'] = trim(filter_var($_REQUEST['lon'], FILTER_SANITIZE_NUMBER_FLOAT, FILTER_FLAG_ALLOW_FRACTION));
}
else {
- $contents = geocode(filter_var($_REQUEST['geolocate'], FILTER_SANITIZE_URL) , true);
+ $geolocate = filter_var($_REQUEST['geolocate'], FILTER_SANITIZE_URL);
+ echo $_REQUEST['geolocate'];
+ if (startsWith($geolocate, "-")) {
+ $locateparts = explode(",",$geolocate);
+ $_SESSION['lat'] = $locateparts[0];
+ $_SESSION['lon'] =$locateparts[1];
+ } else {
+ $contents = geocode($geolocate, true);
+ print_r($contents);
if (isset($contents[0]->centroid)) {
$geocoded = true;
$_SESSION['lat'] = $contents[0]->centroid->coordinates[0];
@@ -40,6 +50,7 @@
else {
$_SESSION['lat'] = "";
$_SESSION['lon'] = "";
+ }
}
}
if ($_SESSION['lat'] != "" && isMetricsOn()) {
--- a/mywaybalance.php
+++ b/mywaybalance.php
@@ -53,6 +53,10 @@
<label for="secret_answer"> Secret question answer </label>
<input type="text" name="secret_answer" id="secret_answer" value="' . $secret_answer . '" />
</div>
+ <div data-role="fieldcontain">
+ <label for="remember"> Remember these details? </label>
+ <input type="checkbox" name="remember" id="remember" checked="yes" />
+ </div>
<input type="submit" value="Go!"></form>';
}
include_footer();
--- a/schedule_viewer.py
+++ b/schedule_viewer.py
@@ -349,14 +349,54 @@
points.append((stop.stop_lat, stop.stop_lon))
return points
+#
+# GeoPo Encode in Python
+# @author : Shintaro Inagaki
+# @param location (Dictionary) [lat (Float), lng (Float), scale(Int)]
+# @return geopo (String)
+#
+
def handle_json_GET_neareststops(self, params):
"""Return a list of the nearest 'limit' stops to 'lat', 'lon'"""
schedule = self.server.schedule
lat = float(params.get('lat'))
lon = float(params.get('lon'))
limit = int(params.get('limit'))
- stops = schedule.GetNearestStops(lat=lat, lon=lon, n=limit)
- return [StopToTuple(s) for s in stops]
+ scale = int(params.get('scale',5)) # 5 = neighbourhood ~ 1km, 4= town 5 by 7km
+ stops = []
+
+ # 64characters (number + big and small letter + hyphen + underscore)
+ chars = "0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ-_"
+
+ geopo = ""
+
+ # Change a degree measure to a decimal number
+ lat = (lat + 90.0) / 180 * 8 ** 10 # 90.0 is forced FLOAT type when lat is INT
+ lon = (lon + 180.0) / 360 * 8 ** 10 # 180.0 is same
+
+ # Compute a GeoPo code from head and concatenate
+ for i in range(scale):
+ order = int(lat / (8 ** (9 - i)) % 8) + int(lon / (8 ** (9 - i)) % 8) * 8
+ geopo = geopo + chars[order]
+
+
+ for s in schedule.GetStopList():
+ if s.stop_code.find(geopo) != -1:
+ stops.append(s)
+
+ if scale == 5:
+ return [StopToTuple(s) for s in stops]
+ else:
+ dist_stop_list = []
+ for s in stops:
+ # TODO: Use util.ApproximateDistanceBetweenStops?
+ dist = (s.stop_lat - lat)**2 + (s.stop_lon - lon)**2
+ if len(dist_stop_list) < limit:
+ bisect.insort(dist_stop_list, (dist, s))
+ elif dist < dist_stop_list[-1][0]:
+ bisect.insort(dist_stop_list, (dist, s))
+ dist_stop_list.pop() # Remove stop with greatest distance
+ return [StopToTuple(s) for s in dist_stop_list]
def handle_json_GET_boundboxstops(self, params):
"""Return a list of up to 'limit' stops within bounding box with 'n','e'