mirror of
https://github.com/node-red/node-red.git
synced 2023-10-10 13:36:53 +02:00
add support of initialization & finalization to function node
This commit is contained in:
Hiroyasu Nishiyama
parent
c9ad5bea93
commit
84d2b8ad6d
@ -50,6 +50,18 @@ RED.library = (function() {
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'</form>'+
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'</div>'
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function toSingleLine(text) {
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var result = text.replace(/\\/g, "\\\\").replace(/\n/g, "\\n");
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return result;
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}
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function fromSingleLine(text) {
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var result = text.replace(/\\[\\n]/g, function(s) {
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return ((s === "\\\\") ? "\\" : "\n");
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});
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return result;
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}
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function saveToLibrary() {
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var elementPrefix = activeLibrary.elementPrefix || "node-input-";
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var name = $("#"+elementPrefix+"name").val().trim();
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@ -68,6 +80,10 @@ RED.library = (function() {
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var field = activeLibrary.fields[i];
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if (field == "name") {
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data.name = name;
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} else if(field == "initialize") {
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data.initialize = toSingleLine(activeLibrary.initEditor.getValue());
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} else if(field == "finalize") {
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data.finalize = toSingleLine(activeLibrary.finalizeEditor.getValue());
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} else {
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data[field] = $("#"+elementPrefix+field).val();
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}
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@ -523,7 +539,17 @@ RED.library = (function() {
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var elementPrefix = activeLibrary.elementPrefix || "node-input-";
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for (var i=0; i<activeLibrary.fields.length; i++) {
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var field = activeLibrary.fields[i];
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$("#"+elementPrefix+field).val(selectedLibraryItem[field]);
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if (field === "initialize") {
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var text = fromSingleLine(selectedLibraryItem.initialize);
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activeLibrary.initEditor.setValue(text, -1);
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}
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else if (field === "finalize") {
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var text = fromSingleLine(selectedLibraryItem.finalize);
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activeLibrary.finalizeEditor.setValue(text, -1);
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}
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else {
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$("#"+elementPrefix+field).val(selectedLibraryItem[field]);
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}
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}
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activeLibrary.editor.setValue(libraryEditor.getValue(),-1);
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}
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@ -4,19 +4,54 @@
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<label for="node-input-name"><i class="fa fa-tag"></i> <span data-i18n="common.label.name"></span></label>
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<div style="display: inline-block; width: calc(100% - 105px)"><input type="text" id="node-input-name" data-i18n="[placeholder]common.label.name"></div>
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</div>
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<div class="form-row" style="margin-bottom: 0px;">
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<label for="node-input-func"><i class="fa fa-wrench"></i> <span data-i18n="function.label.function"></span></label>
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<input type="hidden" id="node-input-func" autofocus="autofocus">
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<input type="hidden" id="node-input-noerr">
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<div class="form-row">
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<ul style="min-width: 600px; margin-bottom: 20px;" id="func-tabs"></ul>
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</div>
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<div class="form-row node-text-editor-row" style="position:relative">
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<div style="position: absolute; right:0; bottom:calc(100% + 3px);"><button id="node-function-expand-js" class="red-ui-button red-ui-button-small"><i class="fa fa-expand"></i></button></div>
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<div style="height: 250px; min-height:150px;" class="node-text-editor" id="node-input-func-editor" ></div>
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</div>
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<div class="form-row" style="margin-bottom: 0px">
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<label for="node-input-outputs"><i class="fa fa-random"></i> <span data-i18n="function.label.outputs"></span></label>
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<input id="node-input-outputs" style="width: 60px;" value="1">
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<div id="func-tabs-content" style="min-height: calc(100% - 80px);">
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<div id="func-tab-init" style="display:none">
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<div class="form-row" style="margin-bottom: 0px;">
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<input type="hidden" id="node-input-initialize" autofocus="autofocus">
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</div>
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<div class="form-row node-text-editor-row" style="position:relative">
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<div style="height: 250px; min-height:150px;" class="node-text-editor" id="node-input-init-editor" ></div>
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<div style="position: absolute; right:0; margin-top:5px;"><button id="node-init-expand-js" class="red-ui-button red-ui-button-small"><i class="fa fa-expand"></i></button></div>
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</div>
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</div>
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<div id="func-tab-code" style="display:none">
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<div class="form-row" style="margin-bottom: 0px;">
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<input type="hidden" id="node-input-func" autofocus="autofocus">
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<input type="hidden" id="node-input-noerr">
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</div>
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<div class="form-row node-text-editor-row" style="position:relative">
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<div style="height: 250px; min-height:150px;" class="node-text-editor" id="node-input-func-editor" ></div>
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<div style="position: absolute; right:0; margin-top:5px;"><button id="node-function-expand-js" class="red-ui-button red-ui-button-small"><i class="fa fa-expand"></i></button></div>
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</div>
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<div class="form-row" style="margin-bottom: 0px">
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<label for="node-input-outputs"><i class="fa fa-random"></i> <span data-i18n="function.label.outputs"></span></label>
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<input id="node-input-outputs" style="width: 60px;" value="1">
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</div>
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</div>
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<div id="func-tab-finalize" style="display:none">
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<div class="form-row" style="margin-bottom: 0px;">
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<input type="hidden" id="node-input-finalize" autofocus="autofocus">
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</div>
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<div class="form-row node-text-editor-row" style="position:relative">
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<div style="height: 250px; min-height:150px;" class="node-text-editor" id="node-input-finalize-editor" ></div>
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<div style="position: absolute; right:0; margin-top:5px;"><button id="node-finalize-expand-js" class="red-ui-button red-ui-button-small"><i class="fa fa-expand"></i></button></div>
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</div>
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</div>
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</div>
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</script>
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<script type="text/javascript">
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@ -27,7 +62,9 @@
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name: {value:""},
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func: {value:"\nreturn msg;"},
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outputs: {value:1},
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noerr: {value:0,required:true,validate:function(v) { return !v; }}
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noerr: {value:0,required:true,validate:function(v) { return !v; }},
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initialize: {value:""},
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finalize: {value:""}
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},
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inputs:1,
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outputs:1,
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@ -40,6 +77,28 @@
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},
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oneditprepare: function() {
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var that = this;
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var tabs = RED.tabs.create({
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id: "func-tabs",
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onchange: function(tab) {
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$("#func-tabs-content").children().hide();
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$("#" + tab.id).show();
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}
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});
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tabs.addTab({
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id: "func-tab-init",
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label: that._("function.label.initialize")
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});
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tabs.addTab({
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id: "func-tab-code",
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label: that._("function.label.function")
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});
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tabs.addTab({
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id: "func-tab-finalize",
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label: that._("function.label.finalize")
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});
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tabs.activateTab("func-tab-code");
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$( "#node-input-outputs" ).spinner({
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min:0,
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change: function(event, ui) {
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@ -70,12 +129,54 @@
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}
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});
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this.initEditor = RED.editor.createEditor({
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id: 'node-input-init-editor',
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mode: 'ace/mode/nrjavascript',
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value: $("#node-input-initialize").val(),
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globals: {
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msg:true,
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context:true,
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RED: true,
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util: true,
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flow: true,
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global: true,
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console: true,
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Buffer: true,
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setTimeout: true,
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clearTimeout: true,
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setInterval: true,
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clearInterval: true
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}
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});
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this.finalizeEditor = RED.editor.createEditor({
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id: 'node-input-finalize-editor',
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mode: 'ace/mode/nrjavascript',
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value: $("#node-input-finalize").val(),
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globals: {
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msg:true,
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context:true,
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RED: true,
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util: true,
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flow: true,
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global: true,
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console: true,
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Buffer: true,
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setTimeout: true,
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clearTimeout: true,
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setInterval: true,
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clearInterval: true
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}
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});
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RED.library.create({
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url:"functions", // where to get the data from
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type:"function", // the type of object the library is for
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editor:this.editor, // the field name the main text body goes to
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initEditor: this.initEditor, // editor for initializer
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finalizeEditor: this.finalizeEditor, // editor for finalizer
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mode:"ace/mode/nrjavascript",
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fields:['name','outputs'],
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fields:['name','outputs', 'initialize', 'finalize'],
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ext:"js"
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});
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this.editor.focus();
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@ -98,26 +199,100 @@
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},300);
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}
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})
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})
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});
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$("#node-init-expand-js").on("click", function(e) {
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e.preventDefault();
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var editor = that.initEditor;
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var value = editor.getValue();
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RED.editor.editJavaScript({
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value: value,
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width: "Infinity",
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cursor: editor.getCursorPosition(),
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mode: "ace/mode/nrjavascript",
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complete: function(v,cursor) {
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editor.setValue(v, -1);
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editor.gotoLine(cursor.row+1,cursor.column,false);
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setTimeout(function() {
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editor.focus();
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},300);
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}
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})
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});
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$("#node-finalize-expand-js").on("click", function(e) {
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e.preventDefault();
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var editor = that.finalizeEditor;
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var value = editor.getValue();
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RED.editor.editJavaScript({
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value: value,
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width: "Infinity",
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cursor: editor.getCursorPosition(),
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mode: "ace/mode/nrjavascript",
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complete: function(v,cursor) {
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editor.setValue(v, -1);
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editor.gotoLine(cursor.row+1,cursor.column,false);
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setTimeout(function() {
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editor.focus();
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},300);
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}
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})
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});
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},
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oneditsave: function() {
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var node = this;
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var noerr = 0;
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var annot = this.editor.getSession().getAnnotations();
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this.noerr = 0;
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$("#node-input-noerr").val(0);
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for (var k=0; k < annot.length; k++) {
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//console.log(annot[k].type,":",annot[k].text, "on line", annot[k].row);
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if (annot[k].type === "error") {
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$("#node-input-noerr").val(annot.length);
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this.noerr = annot.length;
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noerr += annot.length;
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break;
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}
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}
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$("#node-input-func").val(this.editor.getValue());
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this.editor.destroy();
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delete this.editor;
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var annotIni = this.initEditor.getSession().getAnnotations();
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for (var k=0; k < annotIni.length; k++) {
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if (annotIni[k].type === "error") {
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noerr += annotIni.length;
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break;
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}
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}
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var annotFin = this.finalizeEditor.getSession().getAnnotations();
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for (var k=0; k < annotFin.length; k++) {
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if (annotFin[k].type === "error") {
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noerr += annotFin.length;
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break;
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}
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}
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$("#node-input-noerr").val(noerr);
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this.noerr = noerr;
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$("#node-input-func").val(node.editor.getValue());
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node.editor.destroy();
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delete node.editor;
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$("#node-input-initialize").val(node.initEditor.getValue());
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node.initEditor.destroy();
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delete node.initEditor;
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$("#node-input-finalize").val(node.finalizeEditor.getValue());
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node.finalizeEditor.destroy();
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delete node.finalizeEditor;
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},
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oneditcancel: function() {
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this.editor.destroy();
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delete this.editor;
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var node = this;
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node.editor.destroy();
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delete node.editor;
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node.initEditor.destroy();
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delete node.initEditor;
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node.finalizeEditor.destroy();
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delete node.finalizeEditor;
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},
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oneditresize: function(size) {
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var rows = $("#dialog-form>div:not(.node-text-editor-row)");
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@ -129,6 +304,11 @@
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height -= (parseInt(editorRow.css("marginTop"))+parseInt(editorRow.css("marginBottom")));
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$(".node-text-editor").css("height",height+"px");
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this.editor.resize();
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var height = size.height;
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$("#node-input-init-editor").css("height", (height -100)+"px");
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$("#node-input-func-editor").css("height", (height -120)+"px");
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$("#node-input-finalize-editor").css("height", (height -100)+"px");
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}
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});
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</script>
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@ -62,6 +62,8 @@ module.exports = function(RED) {
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var node = this;
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this.name = n.name;
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this.func = n.func;
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this.ini = n.initialize;
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this.fin = n.finalize;
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var handleNodeDoneCall = true;
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// Check to see if the Function appears to call `node.done()`. If so,
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@ -89,6 +91,8 @@ module.exports = function(RED) {
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"};\n"+
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this.func+"\n"+
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"})(msg,send,done);";
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var iniText = "(function () {\n"+this.ini +"\n})();";
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var finText = "(function () {\n"+this.fin +"\n})();";
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this.topic = n.topic;
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this.outstandingTimers = [];
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this.outstandingIntervals = [];
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@ -229,6 +233,7 @@ module.exports = function(RED) {
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}
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var context = vm.createContext(sandbox);
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try {
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vm.runInContext(iniText, context);
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this.script = vm.createScript(functionText, {
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filename: 'Function node:'+this.id+(this.name?' ['+this.name+']':''), // filename for stack traces
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displayErrors: true
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@ -297,6 +302,7 @@ module.exports = function(RED) {
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}
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});
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this.on("close", function() {
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vm.runInContext(finText, context);
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while (node.outstandingTimers.length > 0) {
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clearTimeout(node.outstandingTimers.pop());
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}
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@ -15,12 +15,13 @@
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-->
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<script type="text/html" data-help-name="function">
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<p>A JavaScript function block to run against the messages being received by the node.</p>
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<p>A JavaScript function block written in <b>Function</b> tab to run against the messages being received by the node.</p>
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<p>The messages are passed in as a JavaScript object called <code>msg</code>.</p>
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<p>By convention it will have a <code>msg.payload</code> property containing
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the body of the message.</p>
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<p>The function is expected to return a message object (or multiple message objects), but can choose
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to return nothing in order to halt a flow.</p>
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<p>Setup code executed before deploy can be specified in <b>Setup</b> tab. Also, cleanup code executed before flow shutdown can be specified in <b>Cleanup</b> tab.</p>
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<h3>Details</h3>
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<p>See the <a target="_blank" href="http://nodered.org/docs/writing-functions.html">online documentation</a>
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for more information on writing functions.</p>
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@ -207,6 +207,8 @@
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"function": "",
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"label": {
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"function": "Function",
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"initialize": "Setup",
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"finalize": "Cleanup",
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"outputs": "Outputs"
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},
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"error": {
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@ -15,10 +15,11 @@
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-->
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<script type="text/html" data-help-name="function">
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<p>受信メッセージに対して処理を行うJavaScriptコード(関数の本体)を定義します。</p>
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<p>受信メッセージに対して処理を行うJavaScriptコード(関数の本体)を<b>Function</b>タブに定義します。</p>
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<p>入力メッセージは<code>msg</code>という名称のJavaScriptオブジェクトで受け渡されます。</p>
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<p><code>msg</code>オブジェクトは<code>msg.payload</code>プロパティにメッセージ本体を保持するのが慣例です。</p>
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<p>通常、コードはメッセージオブジェクト(もしくは複数のメッセージオブジェクト)を返却します。後続フローの実行を停止したい場合は、オブジェクトを返却しなくてもかまいません。</p>
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<p>デプロイ前に実行すべき初期化コードを<b>初期化処理</b>タブに、フローの停止時に実行すべき終了処理コードを<b>終了処理</b>タブに指定できます。</p>
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<h3>詳細</h3>
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<p>コードの書き方の詳細については、<a target="_blank" href="http://nodered.org/docs/writing-functions.html">オンラインドキュメント</a>を参照してください。</p>
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<h4>メッセージの送信</h4>
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@ -207,6 +207,8 @@
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"function": "",
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"label": {
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"function": "コード",
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"initialize": "初期化処理",
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"finalize": "終了処理",
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"outputs": "出力数"
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},
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"error": {
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@ -53,7 +53,6 @@ describe('function node', function() {
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});
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});
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it('should be loaded', function(done) {
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var flow = [{id:"n1", type:"function", name: "function" }];
|
||||
helper.load(functionNode, flow, function() {
|
||||
@ -1336,6 +1335,32 @@ describe('function node', function() {
|
||||
});
|
||||
});
|
||||
|
||||
it('should execute initialization', function(done) {
|
||||
var flow = [{id:"n1",type:"function",wires:[["n2"]],func:"msg.payload = global.get('X'); return msg;",initialize:"global.set('X','bar');"},
|
||||
{id:"n2", type:"helper"}];
|
||||
helper.load(functionNode, flow, function() {
|
||||
var n1 = helper.getNode("n1");
|
||||
var n2 = helper.getNode("n2");
|
||||
n2.on("input", function(msg) {
|
||||
msg.should.have.property("payload", "bar");
|
||||
done();
|
||||
});
|
||||
n1.receive({payload: "foo"});
|
||||
});
|
||||
});
|
||||
|
||||
it('should execute finalization', function(done) {
|
||||
var flow = [{id:"n1",type:"function",wires:[],func:"return msg;",finalize:"global.set('X','bar');"}];
|
||||
helper.load(functionNode, flow, function() {
|
||||
var n1 = helper.getNode("n1");
|
||||
var ctx = n1.context().global;
|
||||
helper.unload().then(function () {
|
||||
ctx.get('X').should.equal("bar");
|
||||
done();
|
||||
});
|
||||
});
|
||||
});
|
||||
|
||||
describe('Logger', function () {
|
||||
it('should log an Info Message', function (done) {
|
||||
var flow = [{id: "n1", type: "function", wires: [["n2"]], func: "node.log('test');"}];
|
||||
|
||||
Loading…
Reference in New Issue
Block a user