From 3b7d6c8ea5a0a76904c9c5f738e3047043a20ae0 Mon Sep 17 00:00:00 2001
From: Christopher Baines <cb15g11@soton.ac.uk>
Date: Thu, 7 Aug 2014 19:21:35 +0100
Subject: Change format from YAML to OSM XML

The yaml file was hard to edit, using OSM XML allows the use of JOSM as an
editor.
---
 process.js | 66 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100755 process.js

(limited to 'process.js')

diff --git a/process.js b/process.js
new file mode 100755
index 0000000..4054106
--- /dev/null
+++ b/process.js
@@ -0,0 +1,66 @@
+#!/usr/bin/env nodejs
+
+fs = require('fs')
+osmtogeojson = require('osmtogeojson');
+
+DOMParser = require('xmldom').DOMParser;
+
+if (!String.prototype.endsWith) {
+    Object.defineProperty(String.prototype, 'endsWith', {
+        value: function (searchString, position) {
+            var subjectString = this.toString();
+            if (position === undefined || position > subjectString.length) {
+                position = subjectString.length;
+            }
+            position -= searchString.length;
+            var lastIndex = subjectString.indexOf(searchString, position);
+            return lastIndex !== -1 && lastIndex === position;
+        }
+    });
+}
+
+fs.readdir('.', function(err, files) {
+    var features = [];
+
+    files.forEach(function(name) {
+        if (name.endsWith(".osm")) {
+            buildingId = name.slice(0, -4);
+
+            data = fs.readFileSync(name, 'utf8');
+
+            var doc = new DOMParser().parseFromString(data);
+
+            var geojson = osmtogeojson(doc, {
+                flatProperties: true
+            });
+
+            geojson.features.forEach(function(feature) {
+                delete feature.id
+                delete feature.properties.id
+
+                features.push(feature);
+            });
+        }
+    });
+
+    var byURI = {};
+
+    features.forEach(function(feature) {
+        if (feature.properties.uri in byURI) {
+            console.error("duplicate uri " + feature.properties.uri);
+        } else {
+            byURI[feature.properties.uri] = feature;
+        }
+    });
+
+    featureCollection = {
+        type: "FeatureCollection",
+        features: features
+    };
+
+    var stream = fs.createWriteStream("./data.json");
+    stream.once('open', function(fd) {
+        stream.write(JSON.stringify(featureCollection, null, 4));
+        stream.end();
+    });
+});
-- 
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