From 3dba899f01111b2b9c58ca006a4530301175458e Mon Sep 17 00:00:00 2001
From: Thierry Parmentelat <thierry.parmentelat@sophia.inria.fr>
Date: Wed, 17 Sep 2008 11:56:44 +0000
Subject: [PATCH] fancier kml output using 2.2 <LookAt>
---
plc-kml.py | 36 +++++++++++++++++++++++++++++++++++-
1 file changed, 35 insertions(+), 1 deletion(-)
diff --git a/plc-kml.py b/plc-kml.py
index 69ef5ae..ec2cbb2 100755
--- a/plc-kml.py
+++ b/plc-kml.py
@@ -4,6 +4,10 @@
# you should crontab this job from your myplc image
# you can then use the googlemap.js javascript for creating your applet
# more on this at http://svn.planet-lab.org/wiki/GooglemapSetup
+#
+# kml reference can be found at
+# http://code.google.com/apis/kml/documentation/kmlreference.html
+#
import sys
@@ -28,21 +32,43 @@ class KmlMap:
def write(self,string):
self.output.write(string.encode("UTF-8"))
+ @staticmethod
+ def site_compare (s1,s2):
+ n1=s1['name']
+ n2=s2['name']
+ if n1<n2:
+ return -1
+ elif n1>n2:
+ return 1
+ else:
+ return 0
+
def refresh (self):
self.open()
self.write_header()
# cache peers
peers = GetPeers({},['peer_id','peername'])
- for site in GetSites({'enabled':True,'is_public':True}):
+ all_sites = GetSites({'enabled':True,'is_public':True})
+ all_sites.sort(KmlMap.site_compare)
+ for site in all_sites:
self.write_site(site,peers)
self.write_footer()
self.close()
+# initial placement is for europe - dunno how to tune that yet
def write_header (self):
self.write("""<?xml version="1.0" encoding="UTF-8"?>
<kml xmlns="http://earth.google.com/kml/2.2">
<Document>
<name> PlanetLab Sites </name>
+<LookAt>
+<longitude>9.180821112577378</longitude>
+<latitude>44.43275321178062</latitude>
+<altitude>0</altitude>
+<range>5782133.196489797</range>
+<tilt>0</tilt>
+<heading>-7.767386340832667</heading>
+</LookAt>
<description> All the sites known to the PlanetLab testbed. </description>
""")
@@ -127,9 +153,17 @@ class KmlMap:
iconspec="<href>%(iconurl)s</href>%(xyspec)s"%locals()
+ # set the camera 50km high
template="""<Placemark>
<Style><IconStyle><Icon>%(iconspec)s</Icon></IconStyle></Style>
<name><![CDATA[%(name)s]]></name>
+<LookAt>
+ <latitude>%(latitude)f</latitude>
+ <longitude>%(longitude)f</longitude>
+ <altitude>0</altitude>
+ <altitudeMode>relativeToGround</altitudeMode>
+ <range>50000.</range>
+</LookAt>
<description><![CDATA[%(description)s]]></description>
<Point> <coordinates>%(longitude)f,%(latitude)f,0</coordinates> </Point>
</Placemark>
--
2.47.0