Formfeed Compat API

openapi: 3.2.0
info:
  title: Formfeed Compat API
  version: 1.0.0
  description: Generate PDFs and images from templates and JSON data, one API call per document.
  termsOfService: https://formfeed.dev/legal/terms
  contact:
    name: Formfeed support
    email: support@formfeed.dev
    url: https://formfeed.dev
servers:
- url: https://api-eu.formfeed.dev/v1
  description: EU (Frankfurt), where every workspace renders and stores today
- url: https://api.formfeed.dev/v1
  description: Routes to the workspace's region
- url: https://api-us.formfeed.dev/v1
  description: Reserved for a US region, which is not open yet
security:
- bearerAuth: []
tags:
- name: Compat
  description: Migration shim for apitemplate.io clients.
paths:
  /compat/apitemplate/create-pdf:
    post:
      tags:
      - Compat
      operationId: compatApitemplateCreatePdf
      summary: apitemplate.io compatible create-pdf
      description: Accepts apitemplate.io's request and returns its response shape. Migration only; no new features.
      parameters:
      - name: template_id
        in: query
        required: true
        schema:
          type: string
      - name: export_type
        in: query
        schema:
          type: string
          enum:
          - file
          - json
          default: json
      requestBody:
        content:
          application/json:
            schema:
              type: object
              additionalProperties: true
      responses:
        '200':
          $ref: '#/components/responses/CompatResponse'
        default:
          $ref: '#/components/responses/Problem'
  /compat/apitemplate/create-image:
    post:
      tags:
      - Compat
      operationId: compatApitemplateCreateImage
      summary: apitemplate.io compatible create-image
      description: Accepts apitemplate.io's request and returns its response shape. Migration only.
      parameters:
      - name: template_id
        in: query
        required: true
        schema:
          type: string
      - name: output_image_type
        in: query
        schema:
          type: string
          enum:
          - 1
          - 2
          - all
          default: 1
        description: apitemplate.io image type flag (1 = jpeg, 2 = png, all = both).
      requestBody:
        content:
          application/json:
            schema:
              type: object
              additionalProperties: true
      responses:
        '200':
          $ref: '#/components/responses/CompatResponse'
        default:
          $ref: '#/components/responses/Problem'
  /compat/apitemplate/create-pdf-from-html:
    post:
      tags:
      - Compat
      operationId: compatApitemplateCreatePdfFromHtml
      summary: apitemplate.io compatible create-pdf-from-html
      description: Accepts apitemplate.io's `body` (HTML), `css`, `data` and `settings` fields. Migration only.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                body:
                  type: string
                css:
                  type: string
                data:
                  type: object
                  additionalProperties: true
                settings:
                  type: object
                  additionalProperties: true
      responses:
        '200':
          $ref: '#/components/responses/CompatResponse'
        default:
          $ref: '#/components/responses/Problem'
  /compat/apitemplate/create-pdf-from-url:
    post:
      tags:
      - Compat
      operationId: compatApitemplateCreatePdfFromUrl
      summary: apitemplate.io compatible create-pdf-from-url
      description: Accepts apitemplate.io's `url` and `settings` fields. Migration only.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              required:
              - url
              properties:
                url:
                  type: string
                  format: uri
                settings:
                  type: object
                  additionalProperties: true
      responses:
        '200':
          $ref: '#/components/responses/CompatResponse'
        default:
          $ref: '#/components/responses/Problem'
components:
  responses:
    CompatResponse:
      description: apitemplate.io shaped response.
      content:
        application/json:
          schema:
            type: object
            properties:
              status:
                type: string
                example: success
              download_url:
                type: string
                format: uri
              download_url_png:
                type: string
                format: uri
                description: create-image only.
              transaction_ref:
                type: string
    Problem:
      description: Error (RFC 9457 problem details).
      content:
        application/problem+json:
          schema:
            $ref: '#/components/schemas/Problem'
  schemas:
    Problem:
      type: object
      required:
      - type
      - title
      - status
      properties:
        type:
          type: string
          format: uri
          example: https://docs.formfeed.dev/errors/template-syntax
        title:
          type: string
          example: Template syntax error
        status:
          type: integer
          example: 422
        detail:
          type: string
        code:
          type: string
          enum:
          - template_not_found
          - template_syntax_error
          - template_runtime_error
          - data_validation_error
          - navigation_failed
          - render_timeout
          - page_limit_exceeded
          - output_too_large
          - file_too_large
          - source_not_found
          - source_invalid
          - source_encrypted
          - tool_failed
          - file_type_unsupported
          - office_document_invalid
          - office_document_too_large
          - office_conversion_failed
          - office_unavailable
          - unsupported_in_office
          - test_output_unavailable
          - quota_exceeded
          - rate_limited
          - region_unavailable
          - worker_exhausted
          - invalid_request
          - unauthorized
          - forbidden
          - not_found
          - conflict
          - not_implemented
          - schema_breaking_change
          - channel_not_found
          - channel_name_invalid
          - channel_in_use
          - render_input_expired
          - listen_session_limit
          - listen_session_ended
          - last_workspace
          - storage_not_configured
          - storage_test_failed
        location:
          type:
          - object
          - 'null'
          properties:
            line:
              type: integer
            column:
              type: integer
            file:
              type: string
              enum:
              - template
              - css
              - head
              - header
              - footer
            part:
              type: string
              example: word/document.xml
              description: 'Office templates: the part of the file (document, header, footer, slide).'
            paragraph:
              type: integer
              description: 'Office templates: the paragraph within the part, from 1.'
        request_id:
          type: string
        errors:
          type: array
          description: '`data_validation_error` only: every place where the data does not match the schema.'
          items:
            type: object
            properties:
              path:
                type:
                - string
                - 'null'
                example: data.invoice.number
              message:
                type: string
                example: 'data.invoice.number: must be string'
        index:
          type: integer
          description: 'Batch requests only: the first item that failed.'
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: API key
      description: 'API key from the workspace: `ff_live_…` or `ff_test_…`. Also accepted in the `X-API-Key` header.'
externalDocs:
  description: Guides, SDKs and the CLI
  url: https://docs.formfeed.dev