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⚡ Add support to send multiple files with Form-Data Multipart

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This commit is contained in:
Jan Oberhauser 2020-03-30 10:31:33 +02:00
parent ff2cee467e
commit d710909bbd
1 changed files with 39 additions and 20 deletions
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37
packages/nodes-base/nodes/HttpRequest.node.ts
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@ -357,7 +357,9 @@ export class HttpRequest implements INodeType {
],
},
},
description: 'Name of the binary property which contains<br />the data for the file to be uploaded.',
description: `Name of the binary property which contains the data for the file to be uploaded.<br />
For Form-Data Multipart, multiple can be provided in the format:<br />
"sendKey1:binaryProperty1,sendKey2:binaryProperty2`,
},
{
displayName: 'Body Parameters',
@ -645,7 +647,7 @@ export class HttpRequest implements INodeType {
if (!contentTypesAllowed.includes(options.bodyContentType as string)) {
// As n8n-workflow.NodeHelpers.getParamterResolveOrder can not be changed
// easily to handle parameters in dot.notation simply error for now.
throw new Error('Sending binary data is only supported when option "Body Content Type" is set to "RAW/CUSTOM" and "FORM-DATA/MULTIPART"!');
throw new Error('Sending binary data is only supported when option "Body Content Type" is set to "RAW/CUSTOM" or "FORM-DATA/MULTIPART"!');
}
const item = items[itemIndex];
@ -654,27 +656,44 @@ export class HttpRequest implements INodeType {
throw new Error('No binary data exists on item!');
}
if (options.bodyContentType === 'raw') {
const binaryPropertyName = this.getNodeParameter('binaryPropertyName', itemIndex) as string;
if (item.binary[binaryPropertyName] === undefined) {
throw new Error(`No binary data property "${binaryPropertyName}" does not exists on item!`);
}
const binaryProperty = item.binary[binaryPropertyName] as IBinaryData;
requestOptions.body = Buffer.from(binaryProperty.data, BINARY_ENCODING);
} else if (options.bodyContentType === 'multipart-form-data') {
requestOptions.body = {};
const binaryPropertyNameFull = this.getNodeParameter('binaryPropertyName', itemIndex) as string;
const binaryPropertyNames = binaryPropertyNameFull.split(',').map(key => key.trim());
for (const propertyData of binaryPropertyNames) {
let propertyName = 'file';
let binaryPropertyName = propertyData;
if (propertyData.includes(':')) {
const propertyDataParts = propertyData.split(':');
propertyName = propertyDataParts[0];
binaryPropertyName = propertyDataParts[1];
} else if (binaryPropertyNames.length > 1) {
throw new Error('If more than one property should be send it is needed to define the in the format: "sendKey1:binaryProperty1,sendKey2:binaryProperty2"');
}
if (item.binary[binaryPropertyName] === undefined) {
throw new Error(`No binary data property "${binaryPropertyName}" does not exists on item!`);
}
const binaryProperty = item.binary[binaryPropertyName] as IBinaryData;
if (options.bodyContentType === 'raw') {
requestOptions.body = Buffer.from(binaryProperty.data, BINARY_ENCODING);
}
if (options.bodyContentType === 'multipart-form-data') {
requestOptions.body = {
file: {
requestOptions.body[propertyName] = {
value: Buffer.from(binaryProperty.data, BINARY_ENCODING),
options: {
filename: binaryProperty.fileName,
contentType: binaryProperty.mimeType,
},
}
};
}
}
continue;
}
}