Add script to fetch streets from Wiki

scripts/geojson/fetch_streets.sh

@@ -0,0 +1,28 @@
+#!/bin/bash
+
+# WARNING: This script is not yet production ready. The slightest error in the wikipage can throw it off. Handle with care.
+
+json=`curl 'https://wiki.linux-forks.de/mediawiki/api.php?action=query&prop=revisions&rvprop=content&format=json&titles=Maps:Streets'`
+data=`echo $json | json_reformat | sed -e 's/\\\\n//g' -n -e 's/.*begin:mapdata\([^}]\+\).*/\1/p' | sed -e "s/|-|/}/g"`
+
+echo "["
+export IFS="}"
+for entry in $data; do
+	name=`echo $entry | sed -n 's/\s*\([^|]\+\).*/\1/p' | sed 's/ $//'`
+	coord=`echo $entry | sed -n 's/.*||\s*\([^|]\+\).*/\1/p'`
+	if [[ "$name" != "" && "$coord" != "" ]]; then
+		echo "{ \"type\": \"Feature\",
+	\"geometry\": {
+		\"type\": \"LineString\",
+		\"coordinates\": [
+			$coord
+		]
+	},
+	\"properties\": {
+		\"name\": \"$name\"
+	}
+},"
+	fi
+done
+echo "{}"
+echo "]"