mirror of
https://github.com/node-red/node-red.git
synced 2023-10-10 13:36:53 +02:00
let Pi nodes be visible/editable on all platforms
even where they are not physically available.
This commit is contained in:
Dave Conway-Jones
parent
d4d9190919
commit
b761904424
@ -6,35 +6,36 @@ module.exports = function(RED) {
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var fs = require('fs');
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var gpioCommand = __dirname+'/nrgpio';
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var allOK = true;
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try {
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var cpuinfo = fs.readFileSync("/proc/cpuinfo").toString();
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if (cpuinfo.indexOf(": BCM") === -1) { throw "Info : "+RED._("rpi-gpio.errors.ignorenode"); }
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} catch(err) {
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throw "Info : "+RED._("rpi-gpio.errors.ignorenode");
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}
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try {
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fs.statSync("/usr/share/doc/python-rpi.gpio"); // test on Raspbian
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// /usr/lib/python2.7/dist-packages/RPi/GPIO
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} catch(err) {
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if (cpuinfo.indexOf(": BCM") === -1) {
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allOK = false;
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RED.log.warn("rpi-gpio : "+RED._("rpi-gpio.errors.ignorenode"));
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}
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try {
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fs.statSync("/usr/lib/python2.7/site-packages/RPi/GPIO"); // test on Arch
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}
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catch(err) {
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fs.statSync("/usr/share/doc/python-rpi.gpio"); // test on Raspbian
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// /usr/lib/python2.7/dist-packages/RPi/GPIO
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} catch(err) {
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try {
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fs.statSync("/usr/lib/python2.7/dist-packages/RPi/GPIO"); // test on Hypriot
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}
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catch(err) {
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RED.log.warn(RED._("rpi-gpio.errors.libnotfound"));
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throw "Warning : "+RED._("rpi-gpio.errors.libnotfound");
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fs.statSync("/usr/lib/python2.7/site-packages/RPi/GPIO"); // test on Arch
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} catch(err) {
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try {
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fs.statSync("/usr/lib/python2.7/dist-packages/RPi/GPIO"); // test on Hypriot
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} catch(err) {
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RED.log.warn("rpi-gpio : "+RED._("rpi-gpio.errors.libnotfound"));
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allOK = false;
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}
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}
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}
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}
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if ( !(1 & parseInt((fs.statSync(gpioCommand).mode & parseInt("777", 8)).toString(8)[0]) )) {
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RED.log.error(RED._("rpi-gpio.errors.needtobeexecutable",{command:gpioCommand}));
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throw "Error : "+RED._("rpi-gpio.errors.mustbeexecutable");
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if ( !(1 & parseInt((fs.statSync(gpioCommand).mode & parseInt("777", 8)).toString(8)[0]) )) {
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RED.log.warn("rpi-gpio : "+RED._("rpi-gpio.errors.needtobeexecutable",{command:gpioCommand}));
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allOK = false;
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}
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} catch(err) {
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allOK = false;
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RED.log.warn("rpi-gpio : "+RED._("rpi-gpio.errors.ignorenode"));
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}
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// the magic to make python print stuff immediately
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@ -61,48 +62,62 @@ module.exports = function(RED) {
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}
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}
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if (node.pin !== undefined) {
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node.child = spawn(gpioCommand, ["in",node.pin,node.intype,node.debounce]);
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node.running = true;
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node.status({fill:"green",shape:"dot",text:"common.status.ok"});
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if (allOK === true) {
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if (node.pin !== undefined) {
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node.child = spawn(gpioCommand, ["in",node.pin,node.intype,node.debounce]);
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node.running = true;
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node.status({fill:"green",shape:"dot",text:"common.status.ok"});
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node.child.stdout.on('data', function (data) {
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var d = data.toString().trim().split("\n");
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for (var i = 0; i < d.length; i++) {
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if (d[i] === '') { return; }
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if (node.running && node.buttonState !== -1 && !isNaN(Number(d[i])) && node.buttonState !== d[i]) {
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node.send({ topic:"pi/"+node.pin, payload:Number(d[i]) });
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node.child.stdout.on('data', function (data) {
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var d = data.toString().trim().split("\n");
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for (var i = 0; i < d.length; i++) {
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if (d[i] === '') { return; }
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if (node.running && node.buttonState !== -1 && !isNaN(Number(d[i])) && node.buttonState !== d[i]) {
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node.send({ topic:"pi/"+node.pin, payload:Number(d[i]) });
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}
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node.buttonState = d[i];
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node.status({fill:"green",shape:"dot",text:d[i]});
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if (RED.settings.verbose) { node.log("out: "+d[i]+" :"); }
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}
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node.buttonState = d[i];
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node.status({fill:"green",shape:"dot",text:d[i]});
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if (RED.settings.verbose) { node.log("out: "+d[i]+" :"); }
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}
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});
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});
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node.child.stderr.on('data', function (data) {
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if (RED.settings.verbose) { node.log("err: "+data+" :"); }
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});
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node.child.stderr.on('data', function (data) {
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if (RED.settings.verbose) { node.log("err: "+data+" :"); }
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});
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node.child.on('close', function (code) {
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node.running = false;
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node.child = null;
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if (RED.settings.verbose) { node.log(RED._("rpi-gpio.status.closed")); }
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if (node.done) {
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node.status({fill:"grey",shape:"ring",text:"rpi-gpio.status.closed"});
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node.done();
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}
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else { node.status({fill:"red",shape:"ring",text:"rpi-gpio.status.stopped"}); }
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});
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node.child.on('close', function (code) {
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node.running = false;
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node.child = null;
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if (RED.settings.verbose) { node.log(RED._("rpi-gpio.status.closed")); }
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if (node.done) {
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node.status({fill:"grey",shape:"ring",text:"rpi-gpio.status.closed"});
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node.done();
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}
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else { node.status({fill:"red",shape:"ring",text:"rpi-gpio.status.stopped"}); }
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});
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node.child.on('error', function (err) {
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if (err.errno === "ENOENT") { node.error(RED._("rpi-gpio.errors.commandnotfound")); }
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else if (err.errno === "EACCES") { node.error(RED._("rpi-gpio.errors.commandnotexecutable")); }
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else { node.error(RED._("rpi-gpio.errors.error",{error:err.errno})) }
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});
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node.child.on('error', function (err) {
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if (err.errno === "ENOENT") { node.error(RED._("rpi-gpio.errors.commandnotfound")); }
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else if (err.errno === "EACCES") { node.error(RED._("rpi-gpio.errors.commandnotexecutable")); }
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else { node.error(RED._("rpi-gpio.errors.error",{error:err.errno})) }
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});
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}
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else {
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node.warn(RED._("rpi-gpio.errors.invalidpin")+": "+node.pin);
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}
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}
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else {
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node.warn(RED._("rpi-gpio.errors.invalidpin")+": "+node.pin);
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node.status({fill:"grey",shape:"dot",text:"node-red:rpi-gpio.status.not-available"});
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if (node.read === true) {
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var val;
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if (node.intype == "up") { val = 1; }
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if (node.intype == "down") { val = 0; }
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setTimeout(function(){
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node.send({ topic:"pi/"+node.pin, payload:val });
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node.status({fill:"grey",shape:"dot",text:RED._("rpi-gpio.status.na",{value:val})});
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},250);
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}
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}
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node.on("close", function(done) {
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@ -155,20 +170,83 @@ module.exports = function(RED) {
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else { node.warn(RED._("rpi-gpio.errors.invalidinput")+": "+out); }
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}
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if (node.pin !== undefined) {
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if (node.set && (node.out === "out")) {
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node.child = spawn(gpioCommand, [node.out,node.pin,node.level]);
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node.status({fill:"green",shape:"dot",text:node.level});
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} else {
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node.child = spawn(gpioCommand, [node.out,node.pin,node.freq]);
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node.status({fill:"green",shape:"dot",text:"common.status.ok"});
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}
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node.running = true;
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if (allOK === true) {
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if (node.pin !== undefined) {
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if (node.set && (node.out === "out")) {
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node.child = spawn(gpioCommand, [node.out,node.pin,node.level]);
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node.status({fill:"green",shape:"dot",text:node.level});
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} else {
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node.child = spawn(gpioCommand, [node.out,node.pin,node.freq]);
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node.status({fill:"green",shape:"dot",text:"common.status.ok"});
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}
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node.running = true;
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node.on("input", inputlistener);
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node.on("input", inputlistener);
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node.child.stdout.on('data', function (data) {
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if (RED.settings.verbose) { node.log("out: "+data+" :"); }
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});
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node.child.stderr.on('data', function (data) {
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if (RED.settings.verbose) { node.log("err: "+data+" :"); }
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});
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node.child.on('close', function (code) {
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node.child = null;
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node.running = false;
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if (RED.settings.verbose) { node.log(RED._("rpi-gpio.status.closed")); }
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if (node.done) {
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node.status({fill:"grey",shape:"ring",text:"rpi-gpio.status.closed"});
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node.done();
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}
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else { node.status({fill:"red",shape:"ring",text:"rpi-gpio.status.stopped"}); }
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});
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node.child.on('error', function (err) {
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if (err.errno === "ENOENT") { node.error(RED._("rpi-gpio.errors.commandnotfound")); }
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else if (err.errno === "EACCES") { node.error(RED._("rpi-gpio.errors.commandnotexecutable")); }
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else { node.error(RED._("rpi-gpio.errors.error")+': ' + err.errno); }
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});
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}
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else {
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node.warn(RED._("rpi-gpio.errors.invalidpin")+": "+node.pin);
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}
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}
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else {
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node.status({fill:"grey",shape:"dot",text:"node-red:rpi-gpio.status.not-available"});
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node.on("input", function(msg){
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node.status({fill:"grey",shape:"dot",text:RED._("rpi-gpio.status.na",{value:msg.payload.toString()})});
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});
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}
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node.on("close", function(done) {
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node.status({fill:"grey",shape:"ring",text:"rpi-gpio.status.closed"});
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delete pinsInUse[node.pin];
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if (node.child != null) {
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node.done = done;
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node.child.stdin.write("close "+node.pin);
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node.child.kill('SIGKILL');
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}
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else { done(); }
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});
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}
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RED.nodes.registerType("rpi-gpio out",GPIOOutNode);
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function PiMouseNode(n) {
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RED.nodes.createNode(this,n);
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this.butt = n.butt || 7;
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var node = this;
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if (allOK === true) {
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node.child = spawn(gpioCommand+".py", ["mouse",node.butt]);
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node.status({fill:"green",shape:"dot",text:"common.status.ok"});
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node.child.stdout.on('data', function (data) {
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if (RED.settings.verbose) { node.log("out: "+data+" :"); }
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data = Number(data);
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if (data !== 0) { node.send({ topic:"pi/mouse", button:data, payload:1 }); }
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else { node.send({ topic:"pi/mouse", button:data, payload:0 }); }
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});
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node.child.stderr.on('data', function (data) {
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@ -192,69 +270,19 @@ module.exports = function(RED) {
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else { node.error(RED._("rpi-gpio.errors.error")+': ' + err.errno); }
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});
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node.on("close", function(done) {
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node.status({fill:"grey",shape:"ring",text:"rpi-gpio.status.closed"});
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if (node.child != null) {
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node.done = done;
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node.child.kill('SIGINT');
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node.child = null;
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}
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else { done(); }
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});
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}
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else {
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node.warn(RED._("rpi-gpio.errors.invalidpin")+": "+node.pin);
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node.status({fill:"grey",shape:"dot",text:"node-red:rpi-gpio.status.not-available"});
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}
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node.on("close", function(done) {
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node.status({fill:"grey",shape:"ring",text:"rpi-gpio.status.closed"});
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delete pinsInUse[node.pin];
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if (node.child != null) {
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node.done = done;
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node.child.stdin.write("close "+node.pin);
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node.child.kill('SIGKILL');
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}
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else { done(); }
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});
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}
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RED.nodes.registerType("rpi-gpio out",GPIOOutNode);
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function PiMouseNode(n) {
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RED.nodes.createNode(this,n);
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this.butt = n.butt || 7;
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var node = this;
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node.child = spawn(gpioCommand+".py", ["mouse",node.butt]);
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node.status({fill:"green",shape:"dot",text:"common.status.ok"});
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node.child.stdout.on('data', function (data) {
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data = Number(data);
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if (data === 1) { node.send({ topic:"pi/mouse", button:data, payload:1 }); }
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else { node.send({ topic:"pi/mouse", button:data, payload:0 }); }
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});
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node.child.stderr.on('data', function (data) {
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if (RED.settings.verbose) { node.log("err: "+data+" :"); }
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});
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node.child.on('close', function (code) {
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node.child = null;
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node.running = false;
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if (RED.settings.verbose) { node.log(RED._("rpi-gpio.status.closed")); }
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if (node.done) {
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node.status({fill:"grey",shape:"ring",text:"rpi-gpio.status.closed"});
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node.done();
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}
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else { node.status({fill:"red",shape:"ring",text:"rpi-gpio.status.stopped"}); }
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});
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node.child.on('error', function (err) {
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if (err.errno === "ENOENT") { node.error(RED._("rpi-gpio.errors.commandnotfound")); }
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else if (err.errno === "EACCES") { node.error(RED._("rpi-gpio.errors.commandnotexecutable")); }
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else { node.error(RED._("rpi-gpio.errors.error")+': ' + err.errno); }
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});
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node.on("close", function(done) {
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node.status({fill:"grey",shape:"ring",text:"rpi-gpio.status.closed"});
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if (node.child != null) {
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node.done = done;
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node.child.kill('SIGINT');
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node.child = null;
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}
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else { done(); }
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});
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}
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RED.nodes.registerType("rpi-mouse",PiMouseNode);
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@ -262,39 +290,40 @@ module.exports = function(RED) {
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RED.nodes.createNode(this,n);
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var node = this;
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node.child = spawn(gpioCommand+".py", ["kbd","0"]);
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node.status({fill:"green",shape:"dot",text:"common.status.ok"});
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if (allOK === true) {
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node.child = spawn(gpioCommand+".py", ["kbd","0"]);
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node.status({fill:"green",shape:"dot",text:"common.status.ok"});
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node.child.stdout.on('data', function (data) {
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var b = data.toString().trim().split(",");
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var act = "up";
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if (b[1] === "1") { act = "down"; }
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if (b[1] === "2") { act = "repeat"; }
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node.send({ topic:"pi/key", payload:Number(b[0]), action:act });
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});
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node.child.stdout.on('data', function (data) {
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var b = data.toString().trim().split(",");
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var act = "up";
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if (b[1] === "1") { act = "down"; }
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if (b[1] === "2") { act = "repeat"; }
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node.send({ topic:"pi/key", payload:Number(b[0]), action:act });
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});
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node.child.stderr.on('data', function (data) {
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if (RED.settings.verbose) { node.log("err: "+data+" :"); }
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});
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node.child.stderr.on('data', function (data) {
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if (RED.settings.verbose) { node.log("err: "+data+" :"); }
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});
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node.child.on('close', function (code) {
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node.running = false;
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node.child = null;
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if (RED.settings.verbose) { node.log(RED._("rpi-gpio.status.closed")); }
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if (node.done) {
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node.status({fill:"grey",shape:"ring",text:"rpi-gpio.status.closed"});
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node.done();
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}
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else { node.status({fill:"red",shape:"ring",text:"rpi-gpio.status.stopped"}); }
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});
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node.child.on('close', function (code) {
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node.running = false;
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node.child = null;
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if (RED.settings.verbose) { node.log(RED._("rpi-gpio.status.closed")); }
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if (node.done) {
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node.status({fill:"grey",shape:"ring",text:"rpi-gpio.status.closed"});
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node.done();
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}
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else { node.status({fill:"red",shape:"ring",text:"rpi-gpio.status.stopped"}); }
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});
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node.child.on('error', function (err) {
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if (err.errno === "ENOENT") { node.error(RED._("rpi-gpio.errors.commandnotfound")); }
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else if (err.errno === "EACCES") { node.error(RED._("rpi-gpio.errors.commandnotexecutable")); }
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else { node.error(RED._("rpi-gpio.errors.error")+': ' + err.errno); }
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});
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node.child.on('error', function (err) {
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if (err.errno === "ENOENT") { node.error(RED._("rpi-gpio.errors.commandnotfound")); }
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else if (err.errno === "EACCES") { node.error(RED._("rpi-gpio.errors.commandnotexecutable")); }
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else { node.error(RED._("rpi-gpio.errors.error")+': ' + err.errno); }
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});
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node.on("close", function(done) {
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node.on("close", function(done) {
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node.status({});
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if (node.child != null) {
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node.done = done;
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@ -303,6 +332,10 @@ module.exports = function(RED) {
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}
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else { done(); }
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});
|
||||
}
|
||||
else {
|
||||
node.status({fill:"grey",shape:"dot",text:"node-red:rpi-gpio.status.not-available"});
|
||||
}
|
||||
}
|
||||
RED.nodes.registerType("rpi-keyboard",PiKeyboardNode);
|
||||
|
||||
|
||||
@ -787,7 +787,7 @@
|
||||
},
|
||||
"errors": {
|
||||
"ignorenode": "Ignoring Raspberry Pi specific node",
|
||||
"version": "Version command failed",
|
||||
"version": "Failed to get version from Pi",
|
||||
"sawpitype": "Saw Pi Type",
|
||||
"libnotfound": "Cannot find Pi RPi.GPIO python library",
|
||||
"alreadyset": "GPIO pin __pin__ already set as type: __type__",
|
||||
|
||||
Loading…
Reference in New Issue
Block a user