getRepoFiles.yaml

name: Get Repo Files

on:
  workflow_call:
    inputs:
      files:
        description: List of files to download, 1 per line
        type: string
        required: false
      filesJson:
        description: List of files to download and their new names in json format {"oldName":"newName",...}
        type: string
        required: false

    outputs:
      result:
        description: Result of the workflow
        value: ${{ jobs.download.outputs.result }}

jobs:
  download:
    name: Get
    runs-on: ubuntu-latest
    outputs:
        result: ${{ steps.download.outputs.result }}

    steps:
      - name: Validate
        id: validate
        if: inputs.files == '' && inputs.filesJson == ''
        run: |
          echo "No files to download"
          echo "result=No files to download" >> $GITHUB_OUTPUT
          exit 1
      - name: Download
        id: download
        env:
          repo: ${{ github.repository }}
          files: ${{ inputs.files }}
          filesJson: ${{ inputs.filesJson }}
          result: unknown
        run: |
          main() {
            result="unknown"
            rawUrl="https://raw.githubusercontent.com/${repo}/${GITHUB_REF#refs/heads/}"
            echo "rawUrl=$rawUrl" >> "$GITHUB_OUTPUT"
            if [ "$files" != "" ] ; then
              for file in $files; do
                download "$file" "${rawUrl}/${file}"
              done
            fi
            if [ "$filesJson" != "" ] ; then
              echo "$filesJson" | jq -r 'to_entries[] | [.key, .value] | @tsv' | while IFS=$'\t' read -r remote_name local_name; do
                download "$local_name" "${rawUrl}/${remote_name}"
              done
            fi
            [[ "$result" == "unknown" ]] && result="success"
            echo "result=$result" >> "$GITHUB_OUTPUT"
          }

          download() {
            if wget --output-document "$1" "$2" ; then
              echo "Received $1"
            else
              result="failed"
            fi
          }

          main "$@"
          [[ "$result" == "success" ]] && exit 0 || exit 1