action.yml

name: "IIIF Presentation Validator"
description: "Validate IIIF JSON files in a directory using iiif-validator validate-dir"

inputs:
  directory:
    description: "Directory to search recursively for files"
    required: true
  version:
    description: "IIIF Presentation version to validate against, e.g. 2.1 or 3.0. If this isn't supplied then the version will be determined by the @context in the manifest"
    required: false
    default: ""

  extension:
    description: "File extension or glob pattern to match (e.g. .json, .jsonld)"
    required: false
    default: ".json"

runs:
  using: "composite"
  steps:
    - name: Set up Python
      uses: actions/setup-python@v5
      with:
        python-version: 3.12

    - name: Install validator
      shell: bash
      run: |
        python -m pip install --upgrade pip
        python -m pip install "${{ github.action_path }}"

    - name: Validate directory
      shell: bash
      run: |
        set -euo pipefail

        CMD="iiif-validator validate-dir \"${{ inputs.directory }}\""

        if [ -n "${{ inputs.version }}" ]; then
          CMD="$CMD --version \"${{ inputs.version }}\""
        fi

        if [ -n "${{ inputs.extension }}" ]; then
          CMD="$CMD --extension \"${{ inputs.extension }}\""
        fi

        echo "Running: $CMD"
        eval $CMD