.gitignore

@@ -1,2 +0,0 @@
-
-members.*

README.markdown

@@ -1,5 +0,0 @@
-
-# VEB IT map
-
-this GeoJSON generator simply produces markers for a map of members.
-the resolution is set to a 11km grid for not identifying people easily.

create-geojson.sh

@@ -1,23 +0,0 @@
-#!/usr/bin/env sh
-echo "this takes some time depending on the amount of addresses in your lists …"
-for file in *.csv ; do
-	out=$(echo "${file}"|cut -d"." -f1)".geojson"
-	if test -e "${out}" ; then
-		echo "file exists: ${out}, skipping."
-		continue
-	fi
-	echo ./lookup.py "${file}"
-	./lookup.py "${file}" > "${out}"
-
-	#~ fs=$(stat -t "${out}" |cut -d" " -f2)
-	#~ data="vebit-geojson/"
-
-	#~ if test "$fs" -gt 0 ; then
-		#~ if test -d "$data" ; then 
-			#~ cp -f "${out}" "$data"
-			#~ cd "$data"
-			#~ git commit "${out}" -m "update file" && git push
-		#~ fi
-	#~ fi
-
-done

ct.geojson

@@ -0,0 +1,81 @@
+{"type":"FeatureCollection","features":[
+{"type":"Feature","geometry":{"type":"Point","coordinates":[10.07,48.84]},"properties":{"name":"Aalen","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[4.87,52.36]},"properties":{"name":"Amsterdam","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[9.14,49.99]},"properties":{"name":"Aschaffenburg","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[10.89,48.36]},"properties":{"name":"Augsburg","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[11.59,49.93]},"properties":{"name":"Bayreuth","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[7.45,46.96]},"properties":{"name":"Bern","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[8.53,52.04]},"properties":{"name":"Bielefeld","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[19.06,47.49]},"properties":{"name":"Budapest","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[10.95,50.27]},"properties":{"name":"Coburg","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[11.04,50.98]},"properties":{"name":"Erfurt","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[9.42,54.80]},"properties":{"name":"Flensburg","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[9.67,50.56]},"properties":{"name":"Fulda","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[8.68,50.58]},"properties":{"name":"Gießen","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[15.45,47.07]},"properties":{"name":"Graz","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[11.99,51.48]},"properties":{"name":"Halle a. d. Saale","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[9.95,52.17]},"properties":{"name":"Hildesheim","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[11.38,48.77]},"properties":{"name":"Ingolstadt","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[11.40,47.26]},"properties":{"name":"Innsbruck","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[9.50,53.94]},"properties":{"name":"Itzehoe","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[11.58,50.93]},"properties":{"name":"Jena","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[12.34,51.34]},"properties":{"name":"Leipzig","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[6.12,49.62]},"properties":{"name":"Luxemburg","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[10.67,53.87]},"properties":{"name":"Lübeck","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[9.40,47.71]},"properties":{"name":"Markdorf","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[7.64,51.94]},"properties":{"name":"Münster","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[6.69,51.19]},"properties":{"name":"Neuss","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[11.08,49.45]},"properties":{"name":"Nürnberg","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[7.94,48.47]},"properties":{"name":"Offenburg","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[13.08,52.39]},"properties":{"name":"Potsdam","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[7.17,51.62]},"properties":{"name":"Recklinghausen","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[12.12,49.01]},"properties":{"name":"Regensburg","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[10.18,49.38]},"properties":{"name":"Rothenburg ob der Tauber","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[4.43,51.91]},"properties":{"name":"Rotterdam","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[11.42,53.60]},"properties":{"name":"Schwerin","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[6.62,49.75]},"properties":{"name":"Trier","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[7.69,51.54]},"properties":{"name":"Unna","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[8.46,48.06]},"properties":{"name":"Villingen-Schwenningen","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[8.50,50.56]},"properties":{"name":"Wetzlar","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[8.73,47.50]},"properties":{"name":"Winterthur","marker":"ct"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[7.14,51.27]},"properties":{"name":"Wuppertal","marker":"ct"}}
+]}

erfa.geojson

@@ -0,0 +1,63 @@
+{"type":"FeatureCollection","features":[
+{"type":"Feature","geometry":{"type":"Point","coordinates":[6.11,50.79]},"properties":{"name":"Aachen","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[10.89,49.90]},"properties":{"name":"Bamberg","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[7.63,47.53]},"properties":{"name":"Basel","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[13.38,52.52]},"properties":{"name":"Berlin","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[8.82,53.08]},"properties":{"name":"Bremen","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[8.65,49.87]},"properties":{"name":"Darmstadt","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[7.46,51.53]},"properties":{"name":"Dortmund","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[13.73,51.08]},"properties":{"name":"Dresden","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[6.78,51.22]},"properties":{"name":"Düsseldorf","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[11.00,49.60]},"properties":{"name":"Erlangen","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[7.02,51.44]},"properties":{"name":"Essen","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[8.64,50.12]},"properties":{"name":"Frankfurt am Main","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[7.84,47.99]},"properties":{"name":"Freiburg","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[9.95,51.55]},"properties":{"name":"Göttingen","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[9.94,53.56]},"properties":{"name":"Hamburg","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[9.72,52.39]},"properties":{"name":"Hannover","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[7.76,49.44]},"properties":{"name":"Kaiserslautern","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[8.41,49.01]},"properties":{"name":"Karlsruhe","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[9.48,51.32]},"properties":{"name":"Kassel","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[6.91,50.95]},"properties":{"name":"Köln","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[8.49,49.46]},"properties":{"name":"Mannheim","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[11.56,48.15]},"properties":{"name":"München","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[8.75,51.72]},"properties":{"name":"Paderborn","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[13.06,47.79]},"properties":{"name":"Salzburg","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[8.00,50.87]},"properties":{"name":"Siegen","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[9.18,48.78]},"properties":{"name":"Stuttgart","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[9.99,48.40]},"properties":{"name":"Ulm","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[16.36,48.21]},"properties":{"name":"Wien","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[8.23,50.08]},"properties":{"name":"Wiesbaden","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[9.92,49.80]},"properties":{"name":"Würzburg","marker":"erfa"}}
+,
+{"type":"Feature","geometry":{"type":"Point","coordinates":[8.53,47.39]},"properties":{"name":"Zürich","marker":"erfa"}}
+]}

lookup.py

@@ -1,76 +0,0 @@
-#!/usr/bin/env python3
-
-from __future__ import print_function
-from geopy import Nominatim
-# ~ import json
-import sys
-
-#disable ssl verification
-import ssl
-import geopy.geocoders
-ctx = ssl.create_default_context()
-ctx.check_hostname = False
-ctx.verify_mode = ssl.CERT_NONE
-geopy.geocoders.options.default_ssl_context = ctx
-#/
-
-# debug print to stderr, https://stackoverflow.com/questions/5574702/how-to-print-to-stderr-in-python
-def eprint(*args, **kwargs):
-    print(*args, file=sys.stderr, **kwargs)
-
-if len(sys.argv) == 2:
-    fn = sys.argv[1]
-else:
-    eprint("in case you do not know what you are doing, better call via e.g. `create-geojson.sh`.\n");
-    eprint("expecting one argument: csv-file.");
-    eprint("received "+str(len(sys.argv))+" argument(s): "+str(sys.argv));
-    sys.exit(1) # exit with error
-
-# for retreiving geo coordinates from addresses
-geolocator = Nominatim(user_agent="vebit-mapper")
-# lat: 0=111,1km; 1=11km; 2=1km… lng: 0=70km; 1=7km; 2=0,7km…
-precision = 1
-
-# convert csv to geojson
-
-firstline = True
-# start json list
-print ( '{"type":"FeatureCollection","features":[' )
-# get data from file
-# ~ eprint( "opening: "+fn )
-with open( fn, 'r' ) as fp:
-    for place in fp:
-        #error handling: expect
-        arrAddress = place.split(";")
-        strAddress1 = arrAddress[1]+" "+arrAddress[2]
-        strAddress2 = ",".join(arrAddress[3:5])
-        strAddress = strAddress1+","+strAddress2
-        eprint( "looking up: "+strAddress )
-        location = geolocator.geocode( strAddress )
-        if location is not None: # its a class
-            # done: ceil coords to hide true location in format string
-            # ~ strCoordPlace = '{:s},{:.6f},{:.6f}'.format( arrAddress[3], location.latitude, location.longitude )
-            # todo: auto deduplicate coords
-            # ~ strFormatGeoCoord = '{:.'+str(precision)+'f},{:.'+str(precision)+'f}';
-            # ~ strGeoCoord = strFormatGeoCoord.format( location.longitude, location.latitude )
-            geojson = '{{"type":"Feature","geometry":{{"type":"Point","coordinates":[{:.'+str(precision)+'f},{:.'+str(precision)+'f}]}},"properties":{{"name":"anonentry","marker":"veb-it"}}}}';
-            strCoordPlace = geojson.format( location.longitude, location.latitude ) 
-            if firstline == False :
-                print (",")
-            else:
-                firstline = False
-            print ( strCoordPlace )
-# end json list
-print ( "]}" )
-
-# exit fine
-sys.exit(0)
-
-# ~ m = folium.Map( # etc..)
-# ~ m.save("filename.png")
-
-# ~ https://github.com/python-visualization/folium/issues/35#issuecomment-164784086
-# ~ https://github.com/wbkd/leaflet-mapshot
-# ~ https://stackoverflow.com/questions/44800396/python-ipyleaflet-export-map-as-png-or-jpg-or-svg
-
-# ~ m = folium.Map(location=[51, 13], zoom_start=5, tiles='Stamen Toner') # Mapbox Bright , CartoDB Positron

position.py

@@ -1,34 +0,0 @@
-#!/usr/bin/env python3
-
-import math
-
-def arc_to_deg(arc):
-    """convert spherical arc length [m] to great circle distance [deg]"""
-    return float(arc)/6371/1000 * 180/math.pi
-
-def deg_to_arc(deg):
-    """convert great circle distance [deg] to spherical arc length [m]"""
-    return float(deg)*6371*1000 * math.pi/180
-
-def latlon_to_xyz(lat,lon):
-    """Convert angluar to cartesian coordiantes
-
-    latitude is the 90deg - zenith angle in range [-90;90]
-    lonitude is the azimuthal angle in range [-180;180] 
-    """
-    r = 6371 # https://en.wikipedia.org/wiki/Earth_radius
-    theta = math.pi/2 - math.radians(lat) 
-    phi = math.radians(lon)
-    x = r * math.sin(theta) * math.cos(phi) # bronstein (3.381a)
-    y = r * math.sin(theta) * math.sin(phi)
-    z = r * math.cos(theta)
-    return [x,y,z]
-
-def xyz_to_latlon (x,y,z):
-    """Convert cartesian to angular lat/lon coordiantes"""
-    r = math.sqrt(x**2 + y**2 + z**2)
-    theta = math.asin(z/r) # https://stackoverflow.com/a/1185413/4933053
-    phi = math.atan2(y,x)
-    lat = math.degrees(theta)
-    lon = math.degrees(phi)
-    return [lat,lon]

prepare.sh

@@ -1,15 +0,0 @@
-#!/usr/bin/env sh
-if="../non-public/eV/members.fods"
-ofn=$(echo $if|rev|cut -d"/" -f1|cut -d"." -f2-|rev)
-
-fae="file already exists."
-# recv data
-
-if test -e $ofn".csv" ; then
-	echo "$fae"
-else
-	libreoffice --headless --convert-to csv:"Text - txt - csv (StarCalc)":"59,,76,3,1/1/2/2/2" $if || { echo "errors during export to csv"; exit 3; }
-	tail -n +2 ${ofn}".csv" | cut -d";" -f2,13-17|grep -e "^[v|g|n]" > ${ofn}".tmp"
-	mv ${ofn}".tmp" ${ofn}".csv" || { echo "error on removing first line."; exit 6; }
-fi
-

projection.py

@@ -1,41 +0,0 @@
-#!/usr/bin/env python3
-
-import math
-
-# https://tools.ietf.org/html/rfc7946#page-12
-
-# ~ latitude    = 41.145556; // (φ)
-# ~ longitude   = -73.995;   // (λ)
-
-# Berlin 13.38,52.52 => 
-
-lon = 13.38
-lat = 52.52
-
-# ~ mapWidth    = 200;
-# ~ mapHeight   = 100;
-w = 1000
-h = 1000
-
-def getMecatorPicCoords( lon, lat, w=1000, h=1000 ):
-	"""
-	transform coordinates in a mercator projection
-	for a picture with given size
-	"""
-	# get x value
-	# ~ x = (longitude+180)*(mapWidth/360)
-	x = (lon+180)*(w/360)
-
-	# convert from degrees to radians
-	# ~ latRad = latitude*PI/180;
-	# latRad = lat*math.pi/180 # used only once, so not stored in a variable
-
-	# get y value
-	# def ln(x): return math.log(x) # with single argument
-	# mercN = math.log(tan((math.pi/4)+(latRad/2))); # latRad integrated
-	# mercN = math.log(math.tan((math.pi/4)+(lat*math.pi/90))) # integrated as used once only
-	y     = (h/2)-(w*math.log(math.tan((math.pi/4)+(lat*math.pi/90)))/(2*PI)) # mercN integrated
-	return (x,y)
-
-# call the function
-print( getMecatorPicCoords(x,y) )