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http.js
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http.js
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var logger = require('winston');
var express = require('express')
var bodyParser = require('body-parser');
var app = express();
app.use(bodyParser.urlencoded({
extended: true
}));
app.use(bodyParser.json());
function HttpInput(config) {
this.config = config;
this.bind = config.bind || "0.0.0.0";
this.port = config.port || 80;
}
function setHeaders(res) {
res.setHeader('Content-Type', 'application/json');
}
function returnError(req, res, error) {
logger.error("[HTTP Input] " + req.method + " " + req.url + " " + error);
res.status(500);
res.send(JSON.stringify({ error: error }));
}
HttpInput.prototype.listen = function(handler) {
var context = this;
app.get("/devices", function(req, res) {
handler(null, null, null, function(error, ids) {
setHeaders(res);
if(error != null) {
returnError(req, res, error);
} else {
res.send(JSON.stringify(ids));
}
});
});
app.get("/list/:device/", function(req, res) {
handler(req.params.device, "list", null, function(error, keys) {
setHeaders(res);
if(error != null) {
returnError(req, res, error);
} else {
res.send(JSON.stringify(keys));
}
});
});
app.put("/send/:device", function(req, res) {
handler(req.params.device, "sendOnce", req.body.key, function(error, success) {
setHeaders(res);
if(error != null) {
returnError(req, res, error);
} else {
res.send(JSON.stringify({ status: "OK" }));
}
});
});
app.put("/start/:device", function(req, res) {
handler(req.params.device, "sendStart", req.body.key, function(error, success) {
setHeaders(res);
if(error != null) {
returnError(req, res, error);
} else {
res.send(JSON.stringify({ status: "OK" }));
}
});
});
app.put("/stop/:device", function(req, res) {
handler(req.params.device, "sendStop", req.body.key, function(error, success) {
setHeaders(res);
if(error != null) {
returnError(req, res, error);
} else {
res.send(JSON.stringify({ status: "OK" }));
}
});
});
app.get("/status/:device", function(req, res) {
handler(req.params.device, "status", req.params.key, function(error, status) {
setHeaders(res);
if(error != null) {
returnError(req, res, error);
} else {
res.send(JSON.stringify(status));
}
});
});
app.get("/statuses/:device", function(req, res) {
handler(req.params.device, "statuses", null, function(error, statuses) {
setHeaders(res);
if(error != null) {
returnError(req, res, error);
} else {
res.send(JSON.stringify(statuses));
}
});
});
app.listen(this.port, function() {
logger.info("[HTTP Input] Listening on " + context.bind + ":" + context.port);
});
}
module.exports = HttpInput;