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Code Issues Releases Wiki Activity

Merge branch 'master' into dev

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Nick O'Leary 2018-09-17 11:33:36 +01:00
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14 changed files with 487 additions and 214 deletions
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15
CHANGELOG.md
View File

@ -1,3 +1,18 @@
#### 0.19.4: Maintenance Release
- Fix race condition in non-cache lfs context Fixes #1888
- LocalFileSystem Context: Remove extra flush code
- Prevent race condition in caching mode of lfs context (#1889)
- Allow context store name to be provided in the key
- Switch node: only use promises when absolutely necessary
- Fix dbl-click handling on webkit-based browsers
- Ensure context.flow/global cannot be deleted or enumerated
- Handle context.get with multiple levels of unknown key Fixes #1883
- Fix global.get("foo.bar") for functionGlobalContext set values
- Fix node color bug (#1877)
- Merge pull request #1857 from cclauss/patch-1
- Define raw_input() in Python 3 & fix time.sleep()
#### 0.19.3: Maintenance Release
- Split node - fix complete to send msg for k/v object

4
editor/js/ui/utils.js
View File

@ -826,7 +826,11 @@ RED.utils = (function() {
}
result = nodeColorCache[type];
}
if (result) {
return result;
} else {
return "#ddd";
}
}
function addSpinnerOverlay(container,contain) {

2
editor/js/ui/view.js
View File

@ -1766,7 +1766,7 @@ RED.view = (function() {
clickTime = now;
dblClickPrimed = (lastClickNode == mousedown_node &&
d3.event.buttons === 1 &&
d3.event.button === 0 &&
!d3.event.shiftKey && !d3.event.metaKey && !d3.event.altKey && !d3.event.ctrlKey);
lastClickNode = mousedown_node;

1
nodes/99-sample.html.demo
View File

@ -67,6 +67,7 @@
},
inputs:1, // set the number of inputs - only 0 or 1
outputs:1, // set the number of outputs - 0 to n
color: "#ddd", // set icon color
// set the icon (held in icons dir below where you save the node)
icon: "myicon.png", // saved in icons/myicon.png
label: function() { // sets the default label contents

9
nodes/core/hardware/nrgpio.py
View File

@ -21,7 +21,12 @@ import os
import subprocess
from time import sleep
bounce = 25;
try:
raw_input # Python 2
except NameError:
raw_input = input # Python 3
bounce = 25
if len(sys.argv) > 2:
cmd = sys.argv[1].lower()
@ -198,7 +203,7 @@ if len(sys.argv) > 2:
elif cmd == "kbd": # catch keyboard button events
try:
while not os.path.isdir("/dev/input/by-path"):
time.sleep(10)
sleep(10)
infile = subprocess.check_output("ls /dev/input/by-path/ | grep -m 1 'kbd'", shell=True).strip()
infile_path = "/dev/input/by-path/" + infile
EVENT_SIZE = struct.calcsize('llHHI')

143
nodes/core/logic/10-switch.js
View File

@ -92,6 +92,7 @@ module.exports = function(RED) {
}
function getProperty(node,msg) {
if (node.useAsyncRules) {
return new Promise((resolve,reject) => {
if (node.propertyType === 'jsonata') {
RED.util.evaluateJSONataExpression(node.property,msg,(err,value) => {
@ -111,9 +112,25 @@ module.exports = function(RED) {
});
}
});
} else {
if (node.propertyType === 'jsonata') {
try {
return RED.util.evaluateJSONataExpression(node.property,msg);
} catch(err) {
throw new Error(RED._("switch.errors.invalid-expr",{error:err.message}))
}
} else {
try {
return RED.util.evaluateNodeProperty(node.property,node.propertyType,node,msg);
} catch(err) {
return undefined;
}
}
}
}
function getV1(node,msg,rule,hasParts) {
if (node.useAsyncRules) {
return new Promise( (resolve,reject) => {
if (rule.vt === 'prev') {
resolve(node.previousValue);
@ -133,7 +150,7 @@ module.exports = function(RED) {
}
});
} else if (rule.vt === 'json') {
resolve("json");
resolve("json"); // TODO: ?! invalid case
} else if (rule.vt === 'null') {
resolve("null");
} else {
@ -146,9 +163,38 @@ module.exports = function(RED) {
});
}
});
} else {
if (rule.vt === 'prev') {
return node.previousValue;
} else if (rule.vt === 'jsonata') {
var exp = rule.v;
if (rule.t === 'jsonata_exp') {
if (hasParts) {
exp.assign("I", msg.parts.index);
exp.assign("N", msg.parts.count);
}
}
try {
return RED.util.evaluateJSONataExpression(exp,msg);
} catch(err) {
throw new Error(RED._("switch.errors.invalid-expr",{error:err.message}))
}
} else if (rule.vt === 'json') {
return "json"; // TODO: ?! invalid case
} else if (rule.vt === 'null') {
return "null";
} else {
try {
return RED.util.evaluateNodeProperty(rule.v,rule.vt,node,msg);
} catch(err) {
return undefined;
}
}
}
}
function getV2(node,msg,rule) {
if (node.useAsyncRules) {
return new Promise((resolve,reject) => {
var v2 = rule.v2;
if (rule.v2t === 'prev') {
@ -173,9 +219,30 @@ module.exports = function(RED) {
resolve(v2);
}
})
} else {
var v2 = rule.v2;
if (rule.v2t === 'prev') {
return node.previousValue;
} else if (rule.v2t === 'jsonata') {
try {
return RED.util.evaluateJSONataExpression(rule.v2,msg);
} catch(err) {
throw new Error(RED._("switch.errors.invalid-expr",{error:err.message}))
}
} else if (typeof v2 !== 'undefined') {
try {
return RED.util.evaluateNodeProperty(rule.v2,rule.v2t,node,msg);
} catch(err) {
return undefined;
}
} else {
return v2;
}
}
}
function applyRule(node, msg, property, state) {
if (node.useAsyncRules) {
return new Promise((resolve,reject) => {
var rule = node.rules[state.currentRule];
@ -202,6 +269,25 @@ module.exports = function(RED) {
resolve(state.currentRule < node.rules.length - 1);
});
})
} else {
var rule = node.rules[state.currentRule];
var v1 = getV1(node,msg,rule,state.hasParts);
var v2 = getV2(node,msg,rule);
if (rule.t == "else") {
property = state.elseflag;
state.elseflag = true;
}
if (operators[rule.t](property,v1,v2,rule.case,msg.parts)) {
state.onward.push(msg);
state.elseflag = false;
if (node.checkall == "false") {
return false;
}
} else {
state.onward.push(null);
}
return state.currentRule < node.rules.length - 1
}
}
function applyRules(node, msg, property,state) {
@ -215,6 +301,7 @@ module.exports = function(RED) {
msg.parts.hasOwnProperty("index")
}
}
if (node.useAsyncRules) {
return applyRule(node,msg,property,state).then(hasMore => {
if (hasMore) {
state.currentRule++;
@ -224,6 +311,16 @@ module.exports = function(RED) {
return state.onward;
}
});
} else {
var hasMore = applyRule(node,msg,property,state);
if (hasMore) {
state.currentRule++;
return applyRules(node,msg,property,state);
} else {
node.previousValue = property;
return state.onward;
}
}
}
@ -248,6 +345,14 @@ module.exports = function(RED) {
var valid = true;
var repair = n.repair;
var needsCount = repair;
this.useAsyncRules = (
this.propertyType === 'flow' ||
this.propertyType === 'global' || (
this.propertyType === 'jsonata' &&
/\$(flow|global)Context/.test(this.property)
)
);
for (var i=0; i<this.rules.length; i+=1) {
var rule = this.rules[i];
needsCount = needsCount || ((rule.t === "tail") || (rule.t === "jsonata_exp"));
@ -258,6 +363,13 @@ module.exports = function(RED) {
rule.vt = 'str';
}
}
this.useAsyncRules = this.useAsyncRules || (
rule.vt === 'flow' ||
rule.vt === 'global' || (
rule.vt === 'jsonata' &&
/\$(flow|global)Context/.test(rule.v)
)
);
if (rule.vt === 'num') {
if (!isNaN(Number(rule.v))) {
rule.v = Number(rule.v);
@ -270,6 +382,9 @@ module.exports = function(RED) {
valid = false;
}
}
if (rule.vt === 'flow' || rule.vt === 'global' || rule.vt === 'jsonata') {
this.useAsyncRules = true;
}
if (typeof rule.v2 !== 'undefined') {
if (!rule.v2t) {
if (!isNaN(Number(rule.v2))) {
@ -278,6 +393,13 @@ module.exports = function(RED) {
rule.v2t = 'str';
}
}
this.useAsyncRules = this.useAsyncRules || (
rule.v2t === 'flow' ||
rule.v2t === 'global' || (
rule.v2t === 'jsonata' &&
/\$(flow|global)Context/.test(rule.v2)
)
);
if (rule.v2t === 'num') {
rule.v2 = Number(rule.v2);
} else if (rule.v2t === 'jsonata') {
@ -290,7 +412,6 @@ module.exports = function(RED) {
}
}
}
if (!valid) {
return;
}
@ -420,6 +541,7 @@ module.exports = function(RED) {
if (needsCount && checkParts && hasParts) {
return addMessageToPending(msg);
}
if (node.useAsyncRules) {
return getProperty(node,msg)
.then(property => applyRules(node,msg,property))
.then(onward => {
@ -432,6 +554,19 @@ module.exports = function(RED) {
}).catch(err => {
node.warn(err);
});
} else {
try {
var property = getProperty(node,msg);
var onward = applyRules(node,msg,property);
if (!repair || !hasParts) {
node.send(onward);
} else {
sendGroupMessages(onward, msg);
}
} catch(err) {
node.warn(err);
}
}
}
function clearPending() {
@ -473,7 +608,11 @@ module.exports = function(RED) {
}
this.on('input', function(msg) {
if (node.useAsyncRules) {
processMessageQueue(msg);
} else {
processMessage(msg,true);
}
});
this.on('close', function() {

2
package.json
View File

@ -1,6 +1,6 @@
{
"name": "node-red",
"version": "0.19.3",
"version": "0.19.4",
"description": "A visual tool for wiring the Internet of Things",
"homepage": "http://nodered.org",
"license": "Apache-2.0",

86
red/runtime/nodes/context/index.js
View File

@ -17,6 +17,7 @@
var clone = require("clone");
var log = require("../../log");
var memory = require("./memory");
var util = require("../../util");
var settings;
@ -209,32 +210,43 @@ function createContext(id,seed) {
insertSeedValues = function(keys,values) {
if (!Array.isArray(keys)) {
if (values[0] === undefined) {
values[0] = seed[keys];
values[0] = util.getObjectProperty(seed,keys);
}
} else {
for (var i=0;i<keys.length;i++) {
if (values[i] === undefined) {
values[i] = seed[keys[i]];
values[i] = util.getObjectProperty(seed,keys[i]);
}
}
}
}
}
obj.get = function(key, storage, callback) {
Object.defineProperties(obj, {
get: {
value: function(key, storage, callback) {
var context;
if (!storage && !callback) {
context = stores["_"];
} else {
if (typeof storage === 'function') {
if (!callback && typeof storage === 'function') {
callback = storage;
storage = "_";
storage = undefined;
}
if (callback && typeof callback !== 'function'){
throw new Error("Callback must be a function");
}
context = getContextStorage(storage);
if (!Array.isArray(key)) {
var keyParts = util.parseContextStore(key);
key = keyParts.key;
if (!storage) {
storage = keyParts.store || "_";
}
} else {
if (!storage) {
storage = "_";
}
}
context = getContextStorage(storage);
if (callback) {
if (!seed) {
context.get(scope,key,callback);
@ -258,29 +270,43 @@ function createContext(id,seed) {
if (Array.isArray(key)) {
insertSeedValues(key,results);
} else if (results === undefined){
results = seed[key];
results = util.getObjectProperty(seed,key);
}
}
return results;
}
};
obj.set = function(key, value, storage, callback) {
var context;
if (!storage && !callback) {
context = stores["_"];
} else {
if (typeof storage === 'function') {
callback = storage;
storage = "_";
}
if (callback && typeof callback !== 'function') {
},
set: {
value: function(key, value, storage, callback) {
var context;
if (!callback && typeof storage === 'function') {
callback = storage;
storage = undefined;
}
if (callback && typeof callback !== 'function'){
throw new Error("Callback must be a function");
}
context = getContextStorage(storage);
if (!Array.isArray(key)) {
var keyParts = util.parseContextStore(key);
key = keyParts.key;
if (!storage) {
storage = keyParts.store || "_";
}
} else {
if (!storage) {
storage = "_";
}
}
context = getContextStorage(storage);
context.set(scope, key, value, callback);
};
obj.keys = function(storage, callback) {
}
},
keys: {
value: function(storage, callback) {
var context;
if (!storage && !callback) {
context = stores["_"];
@ -306,7 +332,9 @@ function createContext(id,seed) {
} else {
return context.keys(scope, callback);
}
};
}
}
});
return obj;
}
@ -320,9 +348,13 @@ function getContext(localId,flowId) {
}
var newContext = createContext(contextId);
if (flowId) {
newContext.flow = getContext(flowId);
Object.defineProperty(newContext, 'flow', {
value: getContext(flowId)
});
}
newContext.global = contexts['global'];
Object.defineProperty(newContext, 'global', {
value: contexts['global']
})
contexts[contextId] = newContext;
return newContext;
}

37
red/runtime/nodes/context/localfilesystem.js
View File

@ -140,6 +140,7 @@ function stringify(value) {
function LocalFileSystem(config){
this.config = config;
this.storageBaseDir = getBasePath(this.config);
this.writePromise = Promise.resolve();
if (config.hasOwnProperty('cache')?config.cache:true) {
this.cache = MemoryStore({});
}
@ -213,12 +214,13 @@ LocalFileSystem.prototype.open = function(){
}
LocalFileSystem.prototype.close = function(){
if (this.cache && this._flushPendingWrites) {
var self = this;
if (this.cache && this._pendingWriteTimeout) {
clearTimeout(this._pendingWriteTimeout);
delete this._pendingWriteTimeout;
return this._flushPendingWrites();
this.flushInterval = 0;
}
return Promise.resolve();
return this.writePromise;
}
LocalFileSystem.prototype.get = function(scope, key, callback) {
@ -230,14 +232,31 @@ LocalFileSystem.prototype.get = function(scope, key, callback) {
}
var storagePath = getStoragePath(this.storageBaseDir ,scope);
loadFile(storagePath + ".json").then(function(data){
var value;
if(data){
data = JSON.parse(data);
if (!Array.isArray(key)) {
callback(null, util.getObjectProperty(data,key));
try {
value = util.getObjectProperty(data,key);
} catch(err) {
if (err.code === "INVALID_EXPR") {
throw err;
}
value = undefined;
}
callback(null, value);
} else {
var results = [undefined];
for (var i=0;i<key.length;i++) {
results.push(util.getObjectProperty(data,key[i]))
try {
value = util.getObjectProperty(data,key[i]);
} catch(err) {
if (err.code === "INVALID_EXPR") {
throw err;
}
value = undefined;
}
results.push(value)
}
callback.apply(null,results);
}
@ -260,15 +279,17 @@ LocalFileSystem.prototype.set = function(scope, key, value, callback) {
return;
} else {
this._pendingWriteTimeout = setTimeout(function() {
self._flushPendingWrites.call(self).catch(function(err) {
log.error(log._("context.localfilesystem.error-write",{message:err.toString()}))
self.writePromise = self.writePromise.then(function(){
return self._flushPendingWrites.call(self).catch(function(err) {
log.error(log._("context.localfilesystem.error-write",{message:err.toString()}));
});
});
}, this.flushInterval);
}
} else if (callback && typeof callback !== 'function') {
throw new Error("Callback must be a function");
} else {
loadFile(storagePath + ".json").then(function(data){
self.writePromise = self.writePromise.then(function() { return loadFile(storagePath + ".json") }).then(function(data){
var obj = data ? JSON.parse(data) : {}
if (!Array.isArray(key)) {
key = [key];

7
red/runtime/nodes/context/memory.js
View File

@ -32,7 +32,14 @@ Memory.prototype._getOne = function(scope, key) {
var value;
var error;
if(this.data[scope]){
try {
value = util.getObjectProperty(this.data[scope], key);
} catch(err) {
if (err.code === "INVALID_EXPR") {
throw err;
}
value = undefined;
}
}
return value;
}

36
red/runtime/util.js
View File

@ -130,13 +130,19 @@ function compareObjects(obj1,obj2) {
return true;
}
function createError(code, message) {
var e = new Error(message);
e.code = code;
return e;
}
function normalisePropertyExpression(str) {
// This must be kept in sync with validatePropertyExpression
// in editor/js/ui/utils.js
var length = str.length;
if (length === 0) {
throw new Error("Invalid property expression: zero-length");
throw createError("INVALID_EXPR","Invalid property expression: zero-length");
}
var parts = [];
var start = 0;
@ -149,14 +155,14 @@ function normalisePropertyExpression(str) {
if (!inString) {
if (c === "'" || c === '"') {
if (i != start) {
throw new Error("Invalid property expression: unexpected "+c+" at position "+i);
throw createError("INVALID_EXPR","Invalid property expression: unexpected "+c+" at position "+i);
}
inString = true;
quoteChar = c;
start = i+1;
} else if (c === '.') {
if (i===0) {
throw new Error("Invalid property expression: unexpected . at position 0");
throw createError("INVALID_EXPR","Invalid property expression: unexpected . at position 0");
}
if (start != i) {
v = str.substring(start,i);
@ -167,57 +173,57 @@ function normalisePropertyExpression(str) {
}
}
if (i===length-1) {
throw new Error("Invalid property expression: unterminated expression");
throw createError("INVALID_EXPR","Invalid property expression: unterminated expression");
}
// Next char is first char of an identifier: a-z 0-9 $ _
if (!/[a-z0-9\$\_]/i.test(str[i+1])) {
throw new Error("Invalid property expression: unexpected "+str[i+1]+" at position "+(i+1));
throw createError("INVALID_EXPR","Invalid property expression: unexpected "+str[i+1]+" at position "+(i+1));
}
start = i+1;
} else if (c === '[') {
if (i === 0) {
throw new Error("Invalid property expression: unexpected "+c+" at position "+i);
throw createError("INVALID_EXPR","Invalid property expression: unexpected "+c+" at position "+i);
}
if (start != i) {
parts.push(str.substring(start,i));
}
if (i===length-1) {
throw new Error("Invalid property expression: unterminated expression");
throw createError("INVALID_EXPR","Invalid property expression: unterminated expression");
}
// Next char is either a quote or a number
if (!/["'\d]/.test(str[i+1])) {
throw new Error("Invalid property expression: unexpected "+str[i+1]+" at position "+(i+1));
throw createError("INVALID_EXPR","Invalid property expression: unexpected "+str[i+1]+" at position "+(i+1));
}
start = i+1;
inBox = true;
} else if (c === ']') {
if (!inBox) {
throw new Error("Invalid property expression: unexpected "+c+" at position "+i);
throw createError("INVALID_EXPR","Invalid property expression: unexpected "+c+" at position "+i);
}
if (start != i) {
v = str.substring(start,i);
if (/^\d+$/.test(v)) {
parts.push(parseInt(v));
} else {
throw new Error("Invalid property expression: unexpected array expression at position "+start);
throw createError("INVALID_EXPR","Invalid property expression: unexpected array expression at position "+start);
}
}
start = i+1;
inBox = false;
} else if (c === ' ') {
throw new Error("Invalid property expression: unexpected ' ' at position "+i);
throw createError("INVALID_EXPR","Invalid property expression: unexpected ' ' at position "+i);
}
} else {
if (c === quoteChar) {
if (i-start === 0) {
throw new Error("Invalid property expression: zero-length string at position "+start);
throw createError("INVALID_EXPR","Invalid property expression: zero-length string at position "+start);
}
parts.push(str.substring(start,i));
// If inBox, next char must be a ]. Otherwise it may be [ or .
if (inBox && !/\]/.test(str[i+1])) {
throw new Error("Invalid property expression: unexpected array expression at position "+start);
throw createError("INVALID_EXPR","Invalid property expression: unexpected array expression at position "+start);
} else if (!inBox && i+1!==length && !/[\[\.]/.test(str[i+1])) {
throw new Error("Invalid property expression: unexpected "+str[i+1]+" expression at position "+(i+1));
throw createError("INVALID_EXPR","Invalid property expression: unexpected "+str[i+1]+" expression at position "+(i+1));
}
start = i+1;
inString = false;
@ -226,7 +232,7 @@ function normalisePropertyExpression(str) {
}
if (inBox || inString) {
throw new Error("Invalid property expression: unterminated expression");
throw new createError("INVALID_EXPR","Invalid property expression: unterminated expression");
}
if (start < length) {
parts.push(str.substring(start));

55
test/red/runtime/nodes/context/index_spec.js
View File

@ -113,6 +113,21 @@ describe('context', function() {
context2.global.get("foo").should.equal("test");
});
it('context.flow/global are not enumerable', function() {
var context1 = Context.get("1","flowA");
Object.keys(context1).length.should.equal(0);
Object.keys(context1.flow).length.should.equal(0);
Object.keys(context1.global).length.should.equal(0);
})
it('context.flow/global cannot be deleted', function() {
var context1 = Context.get("1","flowA");
delete context1.flow;
should.exist(context1.flow);
delete context1.global;
should.exist(context1.global);
})
it('deletes context',function() {
var context = Context.get("1","flowA");
should.not.exist(context.get("foo"));
@ -191,15 +206,26 @@ describe('context', function() {
});
it('returns functionGlobalContext value if store value undefined', function() {
Context.init({functionGlobalContext: {foo:"bar"}});
Context.load().then(function(){
return Context.load().then(function(){
var context = Context.get("1","flowA");
var v = context.global.get('foo');
v.should.equal('bar');
});
})
it('returns functionGlobalContext sub-value if store value undefined', function() {
Context.init({functionGlobalContext: {foo:{bar:123}}});
return Context.load().then(function(){
var context = Context.get("1","flowA");
var v = context.global.get('foo.bar');
should.equal(v,123);
});
})
});
describe('external context storage',function() {
@ -473,6 +499,23 @@ describe('context', function() {
done();
}).catch(done);
});
it('should allow the store name to be provide in the key', function(done) {
Context.init({contextStorage:contextDefaultStorage});
Context.load().then(function(){
var context = Context.get("1","flow");
var cb = function(){done("An error occurred")}
context.set("#:(test)::foo","bar");
context.get("#:(test)::foo");
stubGet2.called.should.be.false();
stubSet2.called.should.be.false();
stubSet.calledWithExactly("1:flow","foo","bar",undefined).should.be.true();
stubGet.calledWith("1:flow","foo").should.be.true();
done();
}).catch(done);
});
it('should use default as the alias of other context', function(done) {
Context.init({contextStorage:contextAlias});
Context.load().then(function(){
@ -579,16 +622,16 @@ describe('context', function() {
});
it('should return multiple functionGlobalContext values if key is an array', function(done) {
var fGC = { "foo1": 456, "foo2": 789 };
var fGC = { "foo1": 456, "foo2": {"bar":789} };
Context.init({contextStorage:memoryStorage, functionGlobalContext:fGC });
Context.load().then(function(){
var context = Context.get("1","flow");
context.global.get(["foo1","foo2","foo3"], "memory", function(err,foo1,foo2,foo3){
context.global.get(["foo1","foo2.bar","foo3"], "memory", function(err,foo1,foo2,foo3){
if (err) {
done(err);
} else {
foo1.should.be.equal(456);
foo2.should.be.equal(789);
should.equal(foo1, 456);
should.equal(foo2, 789);
should.not.exist(foo3);
done();
}

2
test/red/runtime/nodes/context/localfilesystem_spec.js
View File

@ -672,7 +672,7 @@ describe('localfilesystem',function() {
it('should enumerate context keys in the cache',function() {
var globalData = {foo:"bar"};
fs.outputFile(path.join(resourcesDir,defaultContextBase,"global","global.json"), JSON.stringify(globalData,null,4), "utf8").then(function(){
return fs.outputFile(path.join(resourcesDir,defaultContextBase,"global","global.json"), JSON.stringify(globalData,null,4), "utf8").then(function(){
context = LocalFileSystem({dir: resourcesDir, cache: true, flushInterval: 2});
return context.open()
}).then(function(){

2
test/red/runtime/nodes/context/memory_spec.js
View File

@ -96,7 +96,7 @@ describe('memory',function() {
context.set("nodeX","three","test3");
context.set("nodeX","four","test4");
var values = context.get("nodeX",["one","unknown"]);
var values = context.get("nodeX",["one","unknown.with.multiple.levels"]);
values.should.eql(["test1",undefined])
})
it('should throw error if bad key included in multiple keys', function() {