diff options
Diffstat (limited to 'src/nodejs')
-rw-r--r-- | src/nodejs/no1.js | 332 |
1 files changed, 170 insertions, 162 deletions
diff --git a/src/nodejs/no1.js b/src/nodejs/no1.js index 79d50f5..4388e73 100644 --- a/src/nodejs/no1.js +++ b/src/nodejs/no1.js @@ -5,15 +5,15 @@ var builder = require('xmlbuilder'); // load config var config = require('./config.json'); process.argv.forEach( - function (val,index, array){ - if(val=="-c"){ - path = array[index+1]; - if( path[0] != '/'){ - path = __dirname + '/' + path; - } - config = require(path); + function (val,index, array){ + if(val=="-c"){ + path = array[index+1]; + if( path[0] != '/'){ + path = __dirname + '/' + path; } - }); + config = require(path); + } + }); var connectionString = config['connectionString']; //set up logger @@ -26,13 +26,11 @@ logger.setLevel('ALL'); logger.info("server starting..."); function toISO8601(date) { - //2007-03-31T00:09:22+01:00 + //2007-03-31T00:09:22+01:00 var pad_two = function(n) { return (n < 10 ? '0' : '') + n; }; - var pad_three = function(n) { - return (n < 100 ? '0' : '') + (n < 10 ? '0' : '') + n; - }; + return [ date.getUTCFullYear(), '-', @@ -48,66 +46,76 @@ function toISO8601(date) { '+01:00' //FIX ME ].join(''); } + function createWayBboxQuery(key, value, left, bottom, right, top) { - return "SELECT id,tstamp,version,changeset_id, nodes, user_id, hstore_to_array(tags) as tags FROM ways WHERE (tags @> hstore('" + key + "','" + value + "') AND linestring && st_setsrid(st_makebox2d(st_setsrid(st_makepoint(" + - left + "," + bottom + "),4326), st_setsrid(st_makepoint(" + right + "," + top + "),4326)),4326));"; + return "SELECT id,tstamp,version,changeset_id, nodes, user_id, hstore_to_array(tags) as tags FROM ways WHERE (tags @> hstore('" + key + "','" + value + "') AND linestring && st_setsrid(st_makebox2d(st_setsrid(st_makepoint(" + + left + "," + bottom + "),4326), st_setsrid(st_makepoint(" + right + "," + top + "),4326)),4326));"; } function createNodeBboxQuery(key, value, left, bottom, right, top) { - return "SELECT id, user_id,tstamp,version,changeset_id, hstore_to_array(tags) as tags, 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));"; + return "SELECT id, user_id,tstamp,version,changeset_id, hstore_to_array(tags) as tags, 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));"; } function createNodesForWayQuery(nodes) { - return "SELECT id, tstamp, version, changeset_id, hstore_to_array(tags) as tags, X(geom) as lat, Y(geom) as lon FROM nodes WHERE id = ANY('" + nodes + "');"; + return "SELECT id, tstamp, version, changeset_id, hstore_to_array(tags) as tags, X(geom) as lat, Y(geom) as lon FROM nodes WHERE id = ANY('" + nodes + "');"; } function nodeWorldHandler(req, res, key, value) { - res.writeHead(200, {'Content-Type': 'text/plain'}); res.end(' key:' +key +' value:'+value+'\n'); } + function nodeBboxHandler(req, res, key, value, left, bottom, right, top) { - console.log("nodeBboxHandler"); - db_connect(res, function(client) { - console.log(createNodeBboxQuery(key, value, left, bottom, right, top)); - var success = false; - var query = client.query(createNodeBboxQuery(key, value, left, bottom, right, top)); - - query.on('error', function(err) { - - console.log(err); - res.writeHead(404,{}); - res.end('\n'); - }); - - query.on('end', function() { - //console.log("end event\n"); - if(success) { - res.write("</xml>"); - res.end(); - } - else { - //empty response - res.writeHead(404,{}); - res.end(); - //perhaps write 404? is error also raised? - } - }); - - query.on('row', function(row) { - - if(!success) { - success = true; - res.writeHead(200, {'Content-Type': 'text/plain'}); - res.write("<xml>"); - } + console.log("nodeBboxHandler"); + db_connect(res, function(client) { + console.log(createNodeBboxQuery(key, value, left, bottom, right, top)); + var success = false; + var query = client.query(createNodeBboxQuery(key, value, left, bottom, right, top)); + + query.on('error', function(err) { + console.log(err); + res.writeHead(404,{}); + res.end('\n'); + }); + + query.on('end', function() { + //console.log("end event\n"); + if(success) { + res.write("</xml>"); + res.end(); + } + else { + //empty response + res.writeHead(404,{}); + res.end(); + //perhaps write 404? is error also raised? + } + }); + + query.on('row', function(row) { + if(!success) { + success = true; + res.writeHead(200, {'Content-Type': 'text/plain'}); + res.write("<xml>"); + } + + console.log(row); + + var node = builder.begin('node') + .att('id', row.id) + .att('timetamp', toISO8601(row.tstamp)) + .att('version', row.version) + .att('changeset', row.changeset_id) + .att('lat', row.lat) + .att('lon', row.lon); res.write(createXmlFromRow(row)); }); }); + }); } function createXmlFromRow(row) { @@ -134,134 +142,134 @@ function wayWorldHandler(req, res, key, value) { } function connectionError(err, res) { - console.log(err); - console.log("foobar"); + console.log(err); + console.log("foobar"); } function db_connect(res, callback) { - pg.connect(connectionString, function(err, client) { - if(err) { - console.log(err['message']); - res.writeHead(404,{}); - res.end(); - } else { - console.log("db connection was successfull"); - callback(client); - } - }); + pg.connect(connectionString, function(err, client) { + if(err) { + console.log(err['message']); + res.writeHead(404,{}); + res.end(); + } else { + console.log("db connection was successfull"); + callback(client); + } + }); } function wayBboxHandler(req, res, key, value, left, bottom, right, top) { - db_connect(res, function(client) { - var count = 0; - var success = false; - //console.log(createWayBboxQuery(key, value, left, bottom, right, top)); - var query = client.query(createWayBboxQuery(key, value, left, bottom, right, top)); - - query.on('error', function(err) { - console.log(err); - res.writeHead(404,{}); - res.end(); - }); - - query.on('end', function() { - if(success) { - if(count == 0) { - res.write("</xml>"); - res.end(); - } - //res.write("</xml>"); - //res.end(); //problem!!! - } - else { - res.writeHead(404,{}); - res.end(); - //perhaps write 404? - } - }); - - query.on('row', function(row) { - if(!success) { - success = true; - res.writeHead(200, {'Content-Type': 'text/plain'}); - res.write("<xml>"); - } - //console.log(row); - if(row.nodes != '{}') { - count++; - var subquery = client.query(createNodesForWayQuery(row.nodes)); - subquery.on('error',function(err) {}); - subquery.on('end', function() { - count--; - if(count==0) - res.write("</xml>"); - res.end(); - }); - subquery.on('row', function(row) { - console.log(row); - var node = builder.begin('node') - .att('id', row.id) - .att('timetamp', toISO8601(row.tstamp)) - .att('version', row.version) - .att('changeset', row.changeset_id) - .att('lat', row.lat) - .att('lon', row.lon); - if(row.tags != '{}') { - var temp = row.tags.replace("{","").replace("}","").split(","); - for(var x=0;x<temp.length;x=x+2) - node.ele('tag') - .att('k',escape(temp[x])) - .att('v',escape(temp[x+1])); - } - res.write(builder.toString({pretty:'true'})); - }); - - //console.log(createNodesForWayQuery(row.nodes)); - } - - var way = builder.begin('way') - .att('id', row.id) - .att('timetamp', toISO8601(row.tstamp)) - .att('version', row.version) - .att('changeset', row.changeset_id); - if(row.tags != '{}') { - var temp = row.tags.replace("{","").replace("}","").split(","); - for(var x=0;x<temp.length;x=x+2) - way.ele('tag') - .att('k',escape(temp[x])) - .att('v',escape(temp[x+1])); - } - - var temp = row.nodes.replace("{","").replace("}","").split(","); - for(var x=0;x<temp.length;x++) - way.ele('nd') - .att('ref',temp[x]); - - res.write(builder.toString({pretty:'true'})); - }); + db_connect(res, function(client) { + var count = 0; + var success = false; + //console.log(createWayBboxQuery(key, value, left, bottom, right, top)); + var query = client.query(createWayBboxQuery(key, value, left, bottom, right, top)); + + query.on('error', function(err) { + console.log(err); + res.writeHead(404,{}); + res.end(); + }); + + query.on('end', function() { + if(success) { + if(count == 0) { + res.write("</xml>"); + res.end(); + } + //res.write("</xml>"); + //res.end(); //problem!!! + } + else { + res.writeHead(404,{}); + res.end(); + //perhaps write 404? + } + }); + + query.on('row', function(row) { + if(!success) { + success = true; + res.writeHead(200, {'Content-Type': 'text/plain'}); + res.write("<xml>"); + } + //console.log(row); + if(row.nodes != '{}') { + count++; + var subquery = client.query(createNodesForWayQuery(row.nodes)); + subquery.on('error',function(err) {}); + subquery.on('end', function() { + count--; + if(count==0) + res.write("</xml>"); + res.end(); }); + subquery.on('row', function(row) { + console.log(row); + var node = builder.begin('node') + .att('id', row.id) + .att('timetamp', toISO8601(row.tstamp)) + .att('version', row.version) + .att('changeset', row.changeset_id) + .att('lat', row.lat) + .att('lon', row.lon); + if(row.tags != '{}') { + var temp = row.tags.replace("{","").replace("}","").split(","); + for(var x=0;x<temp.length;x=x+2) + node.ele('tag') + .att('k',escape(temp[x])) + .att('v',escape(temp[x+1])); + } + res.write(builder.toString({pretty:'true'})); + }); + + //console.log(createNodesForWayQuery(row.nodes)); + } + + var way = builder.begin('way') + .att('id', row.id) + .att('timetamp', toISO8601(row.tstamp)) + .att('version', row.version) + .att('changeset', row.changeset_id); + if(row.tags != '{}') { + var temp = row.tags.replace("{","").replace("}","").split(","); + for(var x=0;x<temp.length;x=x+2) + way.ele('tag') + .att('k',escape(temp[x])) + .att('v',escape(temp[x+1])); + } + + var temp = row.nodes.replace("{","").replace("}","").split(","); + for(var x=0;x<temp.length;x++) + way.ele('nd') + .att('ref',temp[x]); + + res.write(builder.toString({pretty:'true'})); + }); + }); } function relationWorldHandler(req, res, key, value) { - res.writeHead(200, {'Content-Type': 'text/plain'}); res.end(' key:' +key +' value:'+value+'!\n'); } + 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+)\\]$',nodeBboxHandler], - ['GET /api/node\\[(\\w+)=(\\w+)\\]\\[bbox=(\\d+(?:\\.\\d+)?),(\\d+(?:\\.\\d+)?),(\\d+(?:\\.\\d+)?),(\\d+(?:\\.\\d+)?)\\]$',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+)?),(\\d+(?:\\.\\d+)?),(\\d+(?:\\.\\d+)?)\\]$',wayBboxHandler], - ['GET /api/relation\\[(\\w+)=(\\w+)\\]$',relationWorldHandler], - //['GET /api/relation\\[(\\w+)=(\\w+)\\](\\[bbox=(\\d),(\\d),(\\d),(\\d)\\])$',relationBboxHandler], - ]); + //['GET /api/(\\w+)(\\[bbox=(\\d,\\d,\\d,\\d)\\])*\\[(\\w+)=(\\w+)\\]$', 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+(?:\\.\\d+)?),(\\d+(?:\\.\\d+)?)\\]$',nodeBboxHandler], + //['GET /api/node\\[(\\w+)=(\\w+)\\]\\[bbox=(\\d+\\.\\d+),(\\d+),(\\d+),(\\d+)\\]$',nodeBboxHandler], + ['GET /api/way\\[(\\w+)=(\\w+)\\]$',wayWorldHandler], + ['GET /api/way\\[(\\w+)=(\\w+)\\]\\[bbox=(\\d+(?:\\.\\d+)?),(\\d+(?:\\.\\d+)?),(\\d+(?:\\.\\d+)?),(\\d+(?:\\.\\d+)?)\\]$',wayBboxHandler], + ['GET /api/relation\\[(\\w+)=(\\w+)\\]$',relationWorldHandler], + //['GET /api/relation\\[(\\w+)=(\\w+)\\](\\[bbox=(\\d),(\\d),(\\d),(\\d)\\])$',relationBboxHandler], +]); var http = require('http'); |