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✨ Make workflow metadata available in expresions and

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node-functions
This commit is contained in:
Jan Oberhauser
2020-02-15 17:07:01 -08:00
parent b1719f1bcc
commit 70286b469e
13 changed files with 148 additions and 25 deletions
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19
packages/workflow/src/Interfaces.ts
View File

@@ -159,11 +159,13 @@ export interface IExecuteFunctions {
getCredentials(type: string): ICredentialDataDecryptedObject | undefined;
getInputData(inputIndex?: number, inputName?: string): INodeExecutionData[];
getMode(): WorkflowExecuteMode;
getNode(): INode;
getNodeParameter(parameterName: string, itemIndex: number, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object; //tslint:disable-line:no-any
getWorkflowDataProxy(itemIndex: number): IWorkflowDataProxyData;
getWorkflowStaticData(type: string): IDataObject;
getRestApiUrl(): string;
getTimezone(): string;
getWorkflow(workflow: Workflow): IWorkflowMetadata;
prepareOutputData(outputData: INodeExecutionData[], outputIndex?: number): Promise<INodeExecutionData[][]>;
helpers: {
[key: string]: (...args: any[]) => any //tslint:disable-line:no-any
@@ -176,9 +178,11 @@ export interface IExecuteSingleFunctions {
getCredentials(type: string): ICredentialDataDecryptedObject | undefined;
getInputData(inputIndex?: number, inputName?: string): INodeExecutionData;
getMode(): WorkflowExecuteMode;
getNode(): INode;
getNodeParameter(parameterName: string, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object; //tslint:disable-line:no-any
getRestApiUrl(): string;
getTimezone(): string;
getWorkflow(workflow: Workflow): IWorkflowMetadata;
getWorkflowDataProxy(): IWorkflowDataProxyData;
getWorkflowStaticData(type: string): IDataObject;
helpers: {
@@ -193,6 +197,7 @@ export interface IExecuteWorkflowInfo {
export interface ILoadOptionsFunctions {
getCredentials(type: string): ICredentialDataDecryptedObject | undefined;
getNode(): INode;
getNodeParameter(parameterName: string, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object; //tslint:disable-line:no-any
getCurrentNodeParameter(parameterName: string): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object | undefined;
getCurrentNodeParameters(): INodeParameters | undefined;
@@ -206,11 +211,13 @@ export interface ILoadOptionsFunctions {
export interface IHookFunctions {
getCredentials(type: string): ICredentialDataDecryptedObject | undefined;
getMode(): WorkflowExecuteMode;
getNode(): INode;
getNodeWebhookUrl: (name: string) => string | undefined;
getNodeParameter(parameterName: string, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object; //tslint:disable-line:no-any
getTimezone(): string;
getWebhookDescription(name: string): IWebhookDescription | undefined;
getWebhookName(): string;
getWorkflow(workflow: Workflow): IWorkflowMetadata;
getWorkflowStaticData(type: string): IDataObject;
helpers: {
[key: string]: (...args: any[]) => any //tslint:disable-line:no-any
@@ -221,9 +228,11 @@ export interface IPollFunctions {
__emit(data: INodeExecutionData[][]): void;
getCredentials(type: string): ICredentialDataDecryptedObject | undefined;
getMode(): WorkflowExecuteMode;
getNode(): INode;
getNodeParameter(parameterName: string, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object; //tslint:disable-line:no-any
getRestApiUrl(): string;
getTimezone(): string;
getWorkflow(workflow: Workflow): IWorkflowMetadata;
getWorkflowStaticData(type: string): IDataObject;
helpers: {
[key: string]: (...args: any[]) => any //tslint:disable-line:no-any
@@ -234,9 +243,11 @@ export interface ITriggerFunctions {
emit(data: INodeExecutionData[][]): void;
getCredentials(type: string): ICredentialDataDecryptedObject | undefined;
getMode(): WorkflowExecuteMode;
getNode(): INode;
getNodeParameter(parameterName: string, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object; //tslint:disable-line:no-any
getRestApiUrl(): string;
getTimezone(): string;
getWorkflow(workflow: Workflow): IWorkflowMetadata;
getWorkflowStaticData(type: string): IDataObject;
helpers: {
[key: string]: (...args: any[]) => any //tslint:disable-line:no-any
@@ -248,6 +259,7 @@ export interface IWebhookFunctions {
getCredentials(type: string): ICredentialDataDecryptedObject | undefined;
getHeaderData(): object;
getMode(): WorkflowExecuteMode;
getNode(): INode;
getNodeParameter(parameterName: string, fallbackValue?: any): NodeParameterValue | INodeParameters | NodeParameterValue[] | INodeParameters[] | object; //tslint:disable-line:no-any
getNodeWebhookUrl: (name: string) => string | undefined;
getQueryData(): object;
@@ -256,6 +268,7 @@ export interface IWebhookFunctions {
getTimezone(): string;
getWebhookName(): string;
getWorkflowStaticData(type: string): IDataObject;
getWorkflow(workflow: Workflow): IWorkflowMetadata;
prepareOutputData(outputData: INodeExecutionData[], outputIndex?: number): Promise<INodeExecutionData[][]>;
helpers: {
[key: string]: (...args: any[]) => any //tslint:disable-line:no-any
@@ -519,6 +532,12 @@ export interface IWorkflowDataProxyData {
$parameter: any; // tslint:disable-line:no-any
}
export interface IWorkflowMetadata {
id?: number | string;
name?: string;
active: boolean;
}
export type WebhookHttpMethod = 'GET' | 'POST';
export interface IWebhookResponseData {

21
packages/workflow/src/Workflow.ts
View File

@@ -41,6 +41,7 @@ tmpl.tmpl.errorHandler = () => { };
export class Workflow {
id: string | undefined;
name: string | undefined;
nodes: INodes = {};
connectionsBySourceNode: IConnections;
connectionsByDestinationNode: IConnections;
@@ -52,15 +53,17 @@ export class Workflow {
// ids of registred webhooks of nodes
staticData: IDataObject;
constructor(id: string | undefined, nodes: INode[], connections: IConnections, active: boolean, nodeTypes: INodeTypes, staticData?: IDataObject, settings?: IWorkflowSettings) {
this.id = id;
this.nodeTypes = nodeTypes;
// constructor(id: string | undefined, nodes: INode[], connections: IConnections, active: boolean, nodeTypes: INodeTypes, staticData?: IDataObject, settings?: IWorkflowSettings) {
constructor(parameters: {id?: string, name?: string, nodes: INode[], connections: IConnections, active: boolean, nodeTypes: INodeTypes, staticData?: IDataObject, settings?: IWorkflowSettings}) {
this.id = parameters.id;
this.name = parameters.name;
this.nodeTypes = parameters.nodeTypes;
// Save nodes in workflow as object to be able to get the
// nodes easily by its name.
// Also directly add the default values of the node type.
let nodeType: INodeType | undefined;
for (const node of nodes) {
for (const node of parameters.nodes) {
this.nodes[node.name] = node;
nodeType = this.nodeTypes.getByName(node.type);
@@ -77,16 +80,16 @@ export class Workflow {
const nodeParameters = NodeHelpers.getNodeParameters(nodeType.description.properties, node.parameters, true, false);
node.parameters = nodeParameters !== null ? nodeParameters : {};
}
this.connectionsBySourceNode = connections;
this.connectionsBySourceNode = parameters.connections;
// Save also the connections by the destionation nodes
this.connectionsByDestinationNode = this.__getConnectionsByDestination(connections);
this.connectionsByDestinationNode = this.__getConnectionsByDestination(parameters.connections);
this.active = active || false;
this.active = parameters.active || false;
this.staticData = ObservableObject.create(staticData || {}, undefined, { ignoreEmptyOnFirstChild: true });
this.staticData = ObservableObject.create(parameters.staticData || {}, undefined, { ignoreEmptyOnFirstChild: true });
this.settings = settings || {};
this.settings = parameters.settings || {};
}

29
packages/workflow/src/WorkflowDataProxy.ts
View File

@@ -240,6 +240,35 @@ export class WorkflowDataProxy {
/**
* Returns a proxt to query data from the workflow
*
* @private
* @returns
* @memberof WorkflowDataProxy
*/
private workflowGetter() {
const allowedValues = [
'active',
'id',
'name',
];
const that = this;
return new Proxy({}, {
get(target, name, receiver) {
if (!allowedValues.includes(name.toString())) {
throw new Error(`The key "${name.toString()}" is not supported!`);
}
// @ts-ignore
return that.workflow[name.toString()];
}
});
}
/**
* Returns a proxy to query data of all nodes
*