node-red-contrib-snap4city-user
Version:
Nodes for Snap4city project, targeted to standard user (no developer)
96 lines (88 loc) • 4.93 kB
JavaScript
/* NODE-RED-CONTRIB-SNAP4CITY-USER
Copyright (C) 2018 DISIT Lab http://www.disit.org - University of Florence
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
module.exports = function (RED) {
function Routing(config) {
RED.nodes.createNode(this, config);
var node = this;
var s4cUtility = require("./snap4city-utility.js");
const logger = s4cUtility.getLogger(RED, node);
node.on('input', function (msg) {
node.s4cAuth = RED.nodes.getNode(config.authentication);
var uri = s4cUtility.settingUrl(RED,node, "ascapiUrl", "https://www.snap4city.org", "/superservicemap/api/v1/");
var startLatitude = (msg.payload.startlatitude ? msg.payload.startlatitude : config.startlatitude);
var startLongitude = (msg.payload.startlongitude ? msg.payload.startlongitude : config.startlongitude);
var endLatitude = (msg.payload.endlatitude ? msg.payload.endlatitude : config.endlatitude);
var endLongitude = (msg.payload.endlongitude ? msg.payload.endlongitude : config.endlongitude);
var routeType = (msg.payload.routetype ? msg.payload.routetype : config.routetype);
var tmpDate = (msg.payload.startdatetime ? msg.payload.startdatetime : config.startdatetime);
var startDatetime = "";
const uid = s4cUtility.retrieveAppID(RED);
if (tmpDate) {
startDatetime = new Date(tmpDate).toISOString();
} else {
startDatetime = new Date().toISOString();
}
var inPayload = msg.payload;
var accessToken = "";
accessToken = s4cUtility.retrieveAccessToken(RED, node, config.authentication, uid);
var XMLHttpRequest = require("xmlhttprequest").XMLHttpRequest;
var xmlHttp = new XMLHttpRequest();
logger.info(encodeURI(uri + "/shortestpath/?source=" + startLatitude + ";" + startLongitude + "&destination=" + endLatitude + ";" + endLongitude + "&routeType=" + routeType + "&startDatetime=" + startDatetime + "&format=json"));
xmlHttp.open("GET", encodeURI(uri + "/shortestpath/?source=" + startLatitude + ";" + startLongitude + "&destination=" + endLatitude + ";" + endLongitude + "&routeType=" + routeType + "&startDatetime=" + startDatetime + "&format=json"), true); // false for synchronous request
xmlHttp.onload = function (e) {
if (xmlHttp.readyState === 4) {
if (xmlHttp.status === 200) {
logger.info("ResponseText: " + xmlHttp.responseText);
if (xmlHttp.responseText != "") {
var response = "";
try {
response = JSON.parse(xmlHttp.responseText);
} catch (error){
logger.error("Problem Parsing data " + xmlHttp.responseText);
}
logger.info("Response: " + response);
msg.payload = response;
} else {
msg.payload = JSON.parse("{\"status\": \"error\"}");
}
s4cUtility.eventLog(RED, inPayload, msg, config, "Node-Red", "ASCAPI", uri, "RX");
node.send(msg);
} else {
logger.error(xmlHttp.statusText);
node.error(xmlHttp.responseText, msg);
}
}
};
xmlHttp.onerror = function (e) {
logger.error(xmlHttp.statusText);
node.error(xmlHttp.responseText, msg);
};
xmlHttp.send(null);
});
}
RED.nodes.registerType("routing", Routing);
RED.httpAdmin.get('/s4c/js/*', function (req, res) {
var options = {
root: __dirname + '/lib/js/',
dotfiles: 'deny'
};
res.sendFile(req.params[0], options);
});
RED.httpAdmin.get('/s4c/css/*', function (req, res) {
var options = {
root: __dirname + '/lib/css/',
dotfiles: 'deny'
};
res.sendFile(req.params[0], options);
});
}