1
0
mirror of https://github.com/node-red/node-red.git synced 2023-10-10 13:36:53 +02:00
node-red/red/api/nodes.js

218 lines
7.0 KiB
JavaScript
Raw Normal View History

2014-11-04 12:34:49 +01:00
/**
2015-02-03 23:02:26 +01:00
* Copyright 2014, 2015 IBM Corp.
2014-11-04 12:34:49 +01:00
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
var express = require('express');
var fs = require("fs");
var path = require("path");
var when = require('when');
var events = require("../events");
var redNodes = require("../nodes");
var comms = require("../comms");
var server = require("../server");
2015-02-03 23:02:26 +01:00
var log = require("../log");
2014-11-04 12:34:49 +01:00
var settings = require("../settings");
module.exports = {
getAll: function(req,res) {
if (req.get("accept") == "application/json") {
res.json(redNodes.getNodeList());
2014-11-04 12:34:49 +01:00
} else {
res.send(redNodes.getNodeConfigs());
}
},
2014-11-04 12:34:49 +01:00
post: function(req,res) {
if (!settings.available()) {
2015-03-31 23:29:15 +02:00
res.json(400,{error:"settings_unavailable", message:"Settings unavailable"});
2014-11-04 12:34:49 +01:00
return;
}
var node = req.body;
var promise;
if (node.module) {
var module = redNodes.getModuleInfo(node.module);
2014-11-04 12:34:49 +01:00
if (module) {
2015-03-31 23:29:15 +02:00
res.json(400,{error:"module_already_loaded", message:"Module already loaded"});
2014-11-04 12:34:49 +01:00
return;
}
promise = server.installModule(node.module);
} else {
2015-03-31 23:29:15 +02:00
res.json(400,{error:"invalid_request", message:"Invalid request"});
2014-11-04 12:34:49 +01:00
return;
}
promise.then(function(info) {
res.json(redNodes.getModuleInfo(node.module));
2014-11-04 12:34:49 +01:00
}).otherwise(function(err) {
if (err.code === 404) {
res.send(404);
} else {
2015-03-31 23:29:15 +02:00
res.json(400,{error:err.code||"unexpected_error", message:err.toString()});
2014-11-04 12:34:49 +01:00
}
});
},
2014-11-04 12:34:49 +01:00
delete: function(req,res) {
if (!settings.available()) {
2015-03-31 23:29:15 +02:00
res.json(400,{error:"settings_unavailable", message:"Settings unavailable"});
2014-11-04 12:34:49 +01:00
return;
}
2014-11-21 12:25:51 +01:00
var mod = req.params.mod;
2014-11-04 12:34:49 +01:00
try {
var promise = null;
var module = redNodes.getModuleInfo(mod);
2014-11-21 12:25:51 +01:00
if (!module) {
res.send(404);
return;
2014-11-04 12:34:49 +01:00
} else {
2014-11-21 12:25:51 +01:00
promise = server.uninstallModule(mod);
2014-11-04 12:34:49 +01:00
}
2014-11-21 12:25:51 +01:00
promise.then(function() {
res.send(204);
2014-11-04 12:34:49 +01:00
}).otherwise(function(err) {
2015-03-31 23:29:15 +02:00
res.json(400,{error:err.code||"unexpected_error", message:err.toString()});
2014-11-04 12:34:49 +01:00
});
} catch(err) {
2015-03-31 23:29:15 +02:00
res.json(400,{error:err.code||"unexpected_error", message:err.toString()});
2014-11-04 12:34:49 +01:00
}
},
getSet: function(req,res) {
var id = req.params.mod + "/" + req.params.set;
2014-11-04 12:34:49 +01:00
var result = null;
if (req.get("accept") === "application/json") {
2014-11-04 12:34:49 +01:00
result = redNodes.getNodeInfo(id);
2014-12-08 17:26:54 +01:00
if (result) {
delete result.loaded;
2014-12-08 17:26:54 +01:00
}
2014-11-04 12:34:49 +01:00
} else {
result = redNodes.getNodeConfig(id);
}
if (result) {
res.send(result);
} else {
res.send(404);
}
},
getModule: function(req,res) {
var module = req.params.mod;
var result = redNodes.getModuleInfo(module);
if (result) {
res.json(result);
} else {
res.send(404);
}
},
putSet: function(req,res) {
2014-11-04 12:34:49 +01:00
if (!settings.available()) {
2015-03-31 23:29:15 +02:00
res.json(400,{error:"settings_unavailable", message:"Settings unavailable"});
2014-11-04 12:34:49 +01:00
return;
}
var body = req.body;
if (!body.hasOwnProperty("enabled")) {
2015-03-31 23:29:15 +02:00
res.json(400,{error:"invalid_request", message:"Invalid request"});
2014-11-04 12:34:49 +01:00
return;
}
try {
2014-12-08 17:26:54 +01:00
var id = req.params.mod + "/" + req.params.set;
2014-11-04 12:34:49 +01:00
var node = redNodes.getNodeInfo(id);
var info;
2014-11-04 12:34:49 +01:00
if (!node) {
res.send(404);
} else {
delete node.loaded;
res.json(putNode(node, body.enabled));
2014-11-04 12:34:49 +01:00
}
} catch(err) {
2015-03-31 23:29:15 +02:00
res.json(400,{error:err.code||"unexpected_error", message:err.toString()});
}
},
putModule: function(req,res) {
if (!settings.available()) {
2015-03-31 23:29:15 +02:00
res.json(400,{error:"settings_unavailable", message:"Settings unavailable"});
return;
}
var body = req.body;
if (!body.hasOwnProperty("enabled")) {
2015-03-31 23:29:15 +02:00
res.json(400,{error:"invalid_request", message:"Invalid request"});
return;
}
try {
var mod = req.params.mod;
var module = redNodes.getModuleInfo(mod);
if (!module) {
return res.send(404);
}
2014-12-08 17:26:54 +01:00
var nodes = module.nodes;
for (var i = 0; i < nodes.length; ++i) {
var node = nodes[i];
var info;
if (node.err || node.enabled !== body.enabled) {
if (body.enabled) {
info = redNodes.enableNode(node.id);
} else {
info = redNodes.disableNode(node.id);
}
if (info.enabled === body.enabled && !info.err) {
comms.publish("node/"+(body.enabled?"enabled":"disabled"),info,false);
2015-02-03 23:02:26 +01:00
log.info(" "+(body.enabled?"Enabled":"Disabled")+" node types:");
for (var j = 0; j < info.types.length; j++) {
2015-02-03 23:02:26 +01:00
log.info(" - " + info.types[j]);
}
} else if (body.enabled && info.err) {
2015-02-03 23:02:26 +01:00
log.warn("Failed to enable node:");
log.warn(" - "+info.name+" : "+info.err);
}
}
}
res.json(redNodes.getModuleInfo(mod));
} catch(err) {
2015-03-31 23:29:15 +02:00
res.json(400,{error:err.code||"unexpected_error", message:err.toString()});
}
2014-11-04 12:34:49 +01:00
}
};
2014-12-08 17:26:54 +01:00
function putNode(node, enabled) {
2014-12-08 17:26:54 +01:00
var info;
if (!node.err && node.enabled === enabled) {
info = node;
2014-12-08 17:26:54 +01:00
} else {
if (enabled) {
info = redNodes.enableNode(node.id);
} else {
info = redNodes.disableNode(node.id);
}
2014-12-08 17:26:54 +01:00
if (info.enabled === enabled && !info.err) {
comms.publish("node/"+(enabled?"enabled":"disabled"),info,false);
2015-02-03 23:02:26 +01:00
log.info(" "+(enabled?"Enabled":"Disabled")+" node types:");
for (var i=0;i<info.types.length;i++) {
2015-02-03 23:02:26 +01:00
log.info(" - "+info.types[i]);
}
} else if (enabled && info.err) {
2015-02-03 23:02:26 +01:00
log.warn("Failed to enable node:");
log.warn(" - "+info.name+" : "+info.err);
2014-12-08 17:26:54 +01:00
}
}
return info;
}