Automation library · Documents and files

Fill, validate, and email PDF forms from webhook data

Started by another system calling it, and works across Gmail and Google Drive. 12 steps, 2 branches: a working afternoon to understand properly.

Medium

12 stepsMedium: a working afternoon
2Branches: places the flow splits
0Loops or waits
2Services it connects to

The flow

Starts it 3Logic 4Service 5

The steps in the order they run, from what starts it.

  1. 1Form SubmissionWebhookStarts it
  2. 2Set Delivery OptionsSetLogic
  3. 3Payload Valid?IfLogic
  4. 4Fetch Blank PDFHttp RequestService
  5. 5Respond With ErrorRespond To WebhookStarts it
  6. 6PDFops Inspect FieldsPdfopsService
  7. 7Compare Requested FieldsCodeLogic
  8. 8All Fields Exist?IfLogic
  9. 9PDFops Fill & FlattenPdfopsService
  10. 10Email Filled PDFGmailService
  11. 11Archive to Google DriveGoogle DriveService
  12. 12Respond SuccessRespond To WebhookStarts it

How it's built

Starts on
Another system calling it
Steps
12, with 2 branches
Size
Medium: a working afternoon
Connects to
Gmail, Google Drive
Model
None. This is plumbing, not judgement

Questions

What does it need to run?

An n8n account, plus your own Gmail and Google Drive accounts. You connect your own accounts after importing it; none are included.

What starts it?

It starts on another system calling it.

Does it use AI?

No. Every step is fixed logic or a call to a service, so it does the same thing every time.

How long does it take to set up?

Plan an afternoon. 12 steps is enough that you should read each one before running it.

How do I import it?

Copy the workflow, open a new workflow in n8n and paste. The steps appear on the canvas, ready for your own accounts.

Before you run it

Nothing here has been tested by us. It is somebody's working automation, read and described from its own steps. Treat the connections it wants as a list of accounts it will touch, and read the 12 steps before you point it at anything that matters.