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-rw-r--r--src/nodejs/no1.js61
1 files changed, 49 insertions, 12 deletions
diff --git a/src/nodejs/no1.js b/src/nodejs/no1.js
index 1a250be..8eb86d7 100644
--- a/src/nodejs/no1.js
+++ b/src/nodejs/no1.js
@@ -1,16 +1,22 @@
var clutch = require('clutch');
var pg = require('pg')
+var builder = require('xmlbuilder')
var connectionString = "pg://user:password@host/database";
function createNodeBboxQuery(key, value, left, bottom, right, top) {
- return "SELECT * from nodes WHERE (tags @> '\"" + key
+ /*
+ * return "SELECT * from nodes WHERE (tags @> '\"" + key
+ "\"=>\"" + value + "\"'" +
" AND POINT(geom) @ polygon(box('(" + left
+ "," + bottom +")'::point,'(" +
+ right + "," + top + ")'::point)));";
+ */
+
+ return "SELECT id,tstamp,version,changeset_id, X(geom) as lat, Y(geom) as lon FROM nodes WHERE (tags @> hstore('" + key + "','" + value + "') AND geom && st_setsrid(st_makebox2d(st_setsrid(st_makepoint(" +
+ left + "," + bottom + "),4326), st_setsrid(st_makepoint(" + right + "," + top + "),4326)),4326));";
}
@@ -25,37 +31,67 @@ function nodeBboxHandler(req, res, key, value, left, bottom, right, top) {
if (err) {
console.log(err);
+ res.writeHead(404,{});
+ res.end('\n');
}
else {
console.log(createNodeBboxQuery(key, value, left, bottom, right, top));
- /*client.query(createNodeBboxQuery(key, value, left, bottom, right, top), function(err,result) {
+ client.query(createNodeBboxQuery(key, value, left, bottom, right, top), function(err,result) {
if (err) {
console.log(err);
+ res.writeHead(404,{});
+ res.end('\n');
}
else {
console.log(result.rows);
- for(row in result.rows.length) {
- console.log(row);
+
+ res.writeHead(200, {'Content-Type': 'text/plain'});
+ //res.write("lala");
+ res.write("<xml>");
+ for(var i=0; i<result.rows.length;i++) {
+ /*//res.write(result.rows[i].id);
+ res.write("<node id='" + result.rows[i].id + "'" +
+ " timestamp='" + result.rows[i].tstamp + "'" +
+ + " version='" + result.rows[i].version + "'" +
+ //+ " changeset='" + result.rows[i].changeset_id + "'" +
+ ">");
+ res.write("</node>");
+ //console.log(result.rows[i].id);
+ */
+ var node = builder.begin('node')
+ .att('id', result.rows[i].id)
+ .att('timetamp', result.rows[i].tstamp)
+ .att('version', result.rows[i].version)
+ .att('changeset', result.rows[i].changeset_id)
+ .att('lat', result.rows[i].lat)
+ .att('lon', result.rows[i].lon);
+
+
+
+ res.write(builder.toString());
+
}
+ res.write("</xml>");
+ res.end();
}
- });*/
+ });
}
});
+
+ //console.log(createNodeBboxQuery(key, value, left, bottom, right, top));
-
-
- res.writeHead(200, {'Content-Type': 'text/plain'});
- res.end( 'bbox: '+ left + bottom + right + top + ' key:' +key +' value:'+value+'!\n');
+ //res.writeHead(200, {'Content-Type': 'text/plain'});
+ //res.end( 'bbox: '+ left + bottom + right + top + ' key:' +key +' value:'+value+'!\n');
}
function wayWorldHandler(req, res, key, value) {
res.writeHead(200, {'Content-Type': 'text/plain'});
- res.end(' key:' +key +' value:'+value+'!\n');
+
}
function wayBboxHandler(req, res, key, value, bbox, left, bottom, right, top) {
}
@@ -72,8 +108,9 @@ function relationBboxHandler(req, res, key, value, left, bottom, right, top) {
myRoutes = clutch.route404([
//['GET /api/(\\w+)(\\[bbox=(\\d,\\d,\\d,\\d)\\])*\\[(\\w+)=(\\w+)\\]$', helloSomeone],
['GET /api/node\\[(\\w+)=(\\w+)\\]$',nodeWorldHandler],
- ['GET /api/node\\[(\\w+)=(\\w+)\\]\\[bbox=(\\d+(\\.\\d+)?),(\\d+),(\\d+),(\\d+)\\]$',nodeBboxHandler],
- ['GET /api/node\\[(\\w+)=(\\w+)\\]\\[bbox=(\\d+\\.\\d+),(\\d+),(\\d+),(\\d+)\\]$',nodeBboxHandler],
+ //['GET /api/node\\[(\\w+)=(\\w+)\\]\\[bbox=(\\d+(\\.\\d+)?),(\\d+),(\\d+),(\\d+)\\]$',nodeBboxHandler],
+ ['GET /api/node\\[(\\w+)=(\\w+)\\]\\[bbox=(\\d+(?:\\.\\d+)?),(\\d+(?:\\.\\d+)?),(\\d+(?:\\.\\d+)?),(\\d+(?:\\.\\d+)?)\\]$',nodeBboxHandler],
+ //['GET /api/node\\[(\\w+)=(\\w+)\\]\\[bbox=(\\d+\\.\\d+),(\\d+),(\\d+),(\\d+)\\]$',nodeBboxHandler],
['GET /api/way\\[(\\w+)=(\\w+)\\]$',wayWorldHandler],
['GET /api/way\\[(\\w+)=(\\w+)\\]\\[bbox=(\\d),(\\d),(\\d),(\\d)\\]$',wayBboxHandler],
['GET /api/relation\\[(\\w+)=(\\w+)\\]$',relationWorldHandler],