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Add env-var support to TypedInput

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Nick O'Leary 2018-05-21 15:10:06 +01:00
parent af1ea610ea
commit eb6d093e56
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9 changed files with 121 additions and 9 deletions
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editor/images/typedInput/env.png Normal file
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5
editor/js/ui/common/typedInput.js
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@ -76,6 +76,11 @@
}
})
}
},
env: {
value: "env",
label: "env variable",
icon: "red/images/typedInput/env.png"
}
};
var nlsd = false;

2
nodes/core/core/20-inject.html
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@ -263,7 +263,7 @@ If you want every 20 minutes from now - use the <i>"interval"</i> option.</p>
$("#node-input-payload").typedInput({
default: 'str',
typeField: $("#node-input-payloadType"),
types:['flow','global','str','num','bool','json','bin','date']
types:['flow','global','str','num','bool','json','bin','date','env']
});
$("#inject-time-type-select").change(function() {

8
nodes/core/logic/10-switch.html
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@ -230,12 +230,12 @@
selectField.append($("<option></option>").val(operators[d].v).text(/^switch/.test(operators[d].t)?node._(operators[d].t):operators[d].t));
}
}
var valueField = $('<input/>',{class:"node-input-rule-value",type:"text",style:"margin-left: 5px;"}).appendTo(row).typedInput({default:'str',types:['msg','flow','global','str','num','jsonata',previousValueType]});
var numValueField = $('<input/>',{class:"node-input-rule-num-value",type:"text",style:"margin-left: 5px;"}).appendTo(row).typedInput({default:'num',types:['flow','global','num','jsonata']});
var valueField = $('<input/>',{class:"node-input-rule-value",type:"text",style:"margin-left: 5px;"}).appendTo(row).typedInput({default:'str',types:['msg','flow','global','str','num','jsonata','env',previousValueType]});
var numValueField = $('<input/>',{class:"node-input-rule-num-value",type:"text",style:"margin-left: 5px;"}).appendTo(row).typedInput({default:'num',types:['flow','global','num','jsonata','env']});
var expValueField = $('<input/>',{class:"node-input-rule-exp-value",type:"text",style:"margin-left: 5px;"}).appendTo(row).typedInput({default:'jsonata',types:['jsonata']});
var btwnValueField = $('<input/>',{class:"node-input-rule-btwn-value",type:"text",style:"margin-left: 5px;"}).appendTo(row).typedInput({default:'num',types:['msg','flow','global','str','num','jsonata',previousValueType]});
var btwnValueField = $('<input/>',{class:"node-input-rule-btwn-value",type:"text",style:"margin-left: 5px;"}).appendTo(row).typedInput({default:'num',types:['msg','flow','global','str','num','jsonata','env',previousValueType]});
var btwnAndLabel = $('<span/>',{class:"node-input-rule-btwn-label"}).text(" "+andLabel+" ").appendTo(row3);
var btwnValue2Field = $('<input/>',{class:"node-input-rule-btwn-value2",type:"text",style:"margin-left:2px;"}).appendTo(row3).typedInput({default:'num',types:['msg','flow','global','str','num','jsonata',previousValueType]});
var btwnValue2Field = $('<input/>',{class:"node-input-rule-btwn-value2",type:"text",style:"margin-left:2px;"}).appendTo(row3).typedInput({default:'num',types:['msg','flow','global','str','num','jsonata','env',previousValueType]});
var typeValueField = $('<input/>',{class:"node-input-rule-type-value",type:"text",style:"margin-left: 5px;"}).appendTo(row)
.typedInput({default:'string',types:[
{value:"string",label:"string",hasValue:false},

6
nodes/core/logic/15-change.html
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@ -146,7 +146,7 @@
.appendTo(row2);
var propertyValue = $('<input/>',{class:"node-input-rule-property-value",type:"text"})
.appendTo(row2)
.typedInput({default:'str',types:['msg','flow','global','str','num','bool','json','bin','date','jsonata']});
.typedInput({default:'str',types:['msg','flow','global','str','num','bool','json','bin','date','jsonata','env']});
var row3_1 = $('<div/>').appendTo(row3);
$('<div/>',{style:"display:inline-block;text-align:right; width:120px; padding-right:10px; box-sizing:border-box;"})
@ -154,7 +154,7 @@
.appendTo(row3_1);
var fromValue = $('<input/>',{class:"node-input-rule-property-search-value",type:"text"})
.appendTo(row3_1)
.typedInput({default:'str',types:['msg','flow','global','str','re','num','bool']});
.typedInput({default:'str',types:['msg','flow','global','str','re','num','bool','env']});
var row3_2 = $('<div/>',{style:"margin-top:8px;"}).appendTo(row3);
$('<div/>',{style:"display:inline-block;text-align:right; width:120px; padding-right:10px; box-sizing:border-box;"})
@ -162,7 +162,7 @@
.appendTo(row3_2);
var toValue = $('<input/>',{class:"node-input-rule-property-replace-value",type:"text"})
.appendTo(row3_2)
.typedInput({default:'str',types:['msg','flow','global','str','num','bool','json','bin']});
.typedInput({default:'str',types:['msg','flow','global','str','num','bool','json','bin','env']});
$('<div/>',{style:"display:inline-block;text-align:right; width:120px; padding-right:10px; box-sizing:border-box;"})
.text(to)

2
nodes/core/logic/15-change.js
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@ -93,6 +93,8 @@ module.exports = function(RED) {
valid = false;
this.error(RED._("change.errors.invalid-expr",{error:e.message}));
}
} else if (rule.tot === 'env') {
rule.to = RED.util.evaluateNodeProperty(rule.to,'env');
}
}

19
red/runtime/util.js
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@ -303,6 +303,23 @@ function setMessageProperty(msg,prop,value,createMissing) {
}
}
function evaluteEnvProperty(value) {
if (/^\${[^}]+}$/.test(value)) {
// ${ENV_VAR}
value = value.substring(2,value.length-1);
value = process.env.hasOwnProperty(value)?process.env[value]:""
} else if (!/\${\S+}/.test(value)) {
// ENV_VAR
value = process.env.hasOwnProperty(value)?process.env[value]:""
} else {
// FOO${ENV_VAR}BAR
value = value.replace(/\${([^}]+)}/g, function(match, v) {
return process.env.hasOwnProperty(v)?process.env[v]:""
});
}
return value;
}
function evaluateNodeProperty(value, type, node, msg) {
if (type === 'str') {
return ""+value;
@ -328,6 +345,8 @@ function evaluateNodeProperty(value, type, node, msg) {
} else if (type === 'jsonata') {
var expr = prepareJSONataExpression(value,node);
return evaluateJSONataExpression(expr,msg);
} else if (type === 'env') {
return evaluteEnvProperty(value);
}
return value;
}

56
test/nodes/core/logic/15-change_spec.js
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@ -390,7 +390,7 @@ describe('change Node', function() {
changeNode1.receive({payload:""});
});
});
it('sets the value of the message property to the current timestamp', function(done) {
var flow = [{"id":"changeNode1","type":"change","rules":[{"t":"set","p":"ts","pt":"msg","to":"","tot":"date"}],"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
@ -409,6 +409,33 @@ describe('change Node', function() {
});
});
describe('env var', function() {
before(function() {
process.env.NR_TEST_A = 'foo';
})
after(function() {
delete process.env.NR_TEST_A;
})
it('sets the value using env property', function(done) {
var flow = [{"id":"changeNode1","type":"change",rules:[{"t":"set","p":"payload","pt":"msg","to":"NR_TEST_A","tot":"env"}],"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.payload.should.equal("foo");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"123",topic:"ABC"});
});
});
});
it('changes the value using jsonata', function(done) {
var flow = [{"id":"changeNode1","type":"change",rules:[{"t":"set","p":"payload","to":"$length(payload)","tot":"jsonata"}],"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
@ -872,6 +899,33 @@ describe('change Node', function() {
changeNode1.receive({payload:""});
});
});
describe('env var', function() {
before(function() {
process.env.NR_TEST_A = 'foo';
})
after(function() {
delete process.env.NR_TEST_A;
})
it('changes the value using env property', function(done) {
var flow = [{"id":"changeNode1","type":"change",rules:[{"t":"change","p":"payload","from":"topic","to":"NR_TEST_A","fromt":"msg","tot":"env"}],"name":"changeNode","wires":[["helperNode1"]]},
{id:"helperNode1", type:"helper", wires:[]}];
helper.load(changeNode, flow, function() {
var changeNode1 = helper.getNode("changeNode1");
var helperNode1 = helper.getNode("helperNode1");
helperNode1.on("input", function(msg) {
try {
msg.payload.should.equal("abcfooabc");
done();
} catch(err) {
done(err);
}
});
changeNode1.receive({payload:"abcABCabc",topic:"ABC"});
});
});
});
});
describe("#delete", function() {

32
test/red/runtime/util_spec.js
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@ -307,6 +307,38 @@ describe("red/util", function() {
},{});
result.should.eql("123");
});
describe('environment variable', function() {
before(function() {
process.env.NR_TEST_A = "foo";
process.env.NR_TEST_B = "${NR_TEST_A}";
})
after(function() {
delete process.env.NR_TEST_A;
delete process.env.NR_TEST_B;
})
it('returns an environment variable - NR_TEST_A', function() {
var result = util.evaluateNodeProperty('NR_TEST_A','env');
result.should.eql('foo');
});
it('returns an environment variable - ${NR_TEST_A}', function() {
var result = util.evaluateNodeProperty('${NR_TEST_A}','env');
result.should.eql('foo');
});
it('returns an environment variable - ${NR_TEST_A', function() {
var result = util.evaluateNodeProperty('${NR_TEST_A','env');
result.should.eql('');
});
it('returns an environment variable - foo${NR_TEST_A}bar', function() {
var result = util.evaluateNodeProperty('123${NR_TEST_A}456','env');
result.should.eql('123foo456');
});
it('returns an environment variable - foo${NR_TEST_B}bar', function() {
var result = util.evaluateNodeProperty('123${NR_TEST_B}456','env');
result.should.eql('123${NR_TEST_A}456');
});
});
});
describe('normalisePropertyExpression', function() {