Wiki style links in Neos CMS Forms

Form.fusion

prototype(Neos.NodeTypes:Form) {
  @context {
    privacyLink = Neos.Neos:NodeUri {
      node = ${q(site).property('privacyNode')}
    }
  }
  
  @process {
    replacePrivacyLink = ${String.pregReplace(value, '/\[\[privacyLink\|(.*)\]\]/', '<a href="' + privacyLink + '" title="$1" target="_blank">$1</a>')}
  }
}

MyForm.yaml

type: 'Neos.Form:Form'
identifier: 'MyForm'
label: 'My form'
renderingOptions:
  submitButtonLabel: 'Submit'
renderables:
  -
    type: 'Neos.Form:Page'
    identifier: 'page-one'
    label: 'My form'
    renderables:
      -
        type: 'Neos.Form:Checkbox'
        identifier: 'I accept the terms and conditions'
        label: 'I accept the [[privacyLink|Terms and conditions]]'
        validators:
          - identifier: 'Neos.Flow:NotEmpty'
        properties:
          required: true
finishers:
  -
    identifier: 'Neos.Form:Confirmation'
    options:
      message: 'Your request has been submitted!'