action.yml

name: Changed Files
description: Get all Added, Copied, Modified, Deleted, Renamed, Type changed, Unmerged, Unknown files.
author: tj-actions

inputs:
  separator:
    description: "Split character for output strings"
    required: false
    default: " "
  include_all_old_new_renamed_files:
    description: "Include all_old_new_renamed_files output. Note this can generate a large debug output See: #501."
    required: false
    default: "false"
  old_new_separator:
    description: "Split character for old and new filename pairs"
    required: false
    default: ","
  old_new_files_separator:
    description: "Split character for multiple old and new filename pairs"
    required: false
    default: " "
  files_from_source_file:
    description: "Source file(s) to populate the files input"
    required: false
    default: ""
  files:
    description: "Check for changes using only this list of files (Defaults to the entire repo)"
    required: false
    default: ""
  files_separator:
    description: "Separator used to split the files input"
    default: "\n"
    required: false
  files_ignore:
    description: "Ignore changes to this list of files"
    required: false
    default: ""
  files_ignore_separator:
    description: "Separator used to split the files-ignore input"
    default: "\n"
    required: false
  files_ignore_from_source_file:
    description: "Source file(s) to populate the files-ignore input"
    required: false
    default: ""
  sha:
    description: "Specify a current commit SHA used for comparing changes"
    required: true
    default: ${{ github.sha }}
  base_sha:
    description: "Specify a base commit SHA on used for comparing changes"
    required: false
  since_last_remote_commit:
    description: "Use the last commit on the remote branch as the base_sha for push event."
    required: false
    default: "false"
  since:
    description: "Get changed files for commits whose timestamp is older than the given time"
    required: false
    default: ""
  until:
    description: "Get changed files for commits whose timestamp is earlier than the given time"
    required: false
    default: ""
  path:
    description: "Specify a relative path under $GITHUB_WORKSPACE to locate the repository"
    required: false
    default: "."
  use_fork_point:
    description: "Finds best common ancestor between two commits to use in a three-way merge as the base_sha"
    default: "false"
    required: false
  quotepath:
    description: "Output filenames completely verbatim by setting this to false"
    default: "true"
    required: false
  diff_relative:
    description: "Exclude changes outside the current directory and show pathnames relative to it"
    required: false
  dir_names:
    default: "false"
    description: "Output the absolute path to the changed directories instead of the filenames"
    required: false
  json:
    description: "Output changed files in JSON format which can be used for matrix jobs"
    required: false
    default: "false"

outputs:
  added_files:
    description: List of added files.
    value: ${{ steps.changed-files.outputs.added_files }}
  copied_files:
    description: List of copied files.
    value: ${{ steps.changed-files.outputs.copied_files }}
  deleted_files:
    description: List of deleted files.
    value: ${{ steps.changed-files.outputs.deleted_files }}
  modified_files:
    description: List of modified files.
    value: ${{ steps.changed-files.outputs.modified_files }}
  renamed_files:
    description: List of renamed files.
    value: ${{ steps.changed-files.outputs.renamed_files }}
  all_old_new_renamed_files:
    description: List of all old and new names of renamed files.
    value: ${{ steps.changed-files.outputs.all_old_new_renamed_files }}
  type_changed_files:
    description: List of files that had type changes.
    value: ${{ steps.changed-files.outputs.type_changed_files }}
  unmerged_files:
    description: List of unmerged files.
    value: ${{ steps.changed-files.outputs.unmerged_files }}
  unknown_files:
    description: List of unknown files.
    value: ${{ steps.changed-files.outputs.unknown_files }}
  all_changed_and_modified_files:
    description: List of all changed files.
    value: ${{ steps.changed-files.outputs.all_changed_and_modified_files }}
  all_changed_files:
    description: List of all copied, modified, and added files.
    value: ${{ steps.changed-files.outputs.all_changed_files }}
  any_changed:
    description: Return true only when any files provided using the files input have changed.
    value: ${{ steps.changed-files.outputs.any_changed }}
  only_changed:
    description: Return true when all files provided using the files input have changed.
    value: ${{ steps.changed-files.outputs.only_changed }}
  other_changed_files:
    description: Return list of changed files not listed in the files input.
    value: ${{ steps.changed-files.outputs.other_changed_files }}
  all_modified_files:
    description: List of all copied, modified, added and deleted files.
    value: ${{ steps.changed-files.outputs.all_modified_files }}
  any_modified:
    description: Return true only when any files provided using the files input have been modified.
    value: ${{ steps.changed-files.outputs.any_modified }}
  only_modified:
    description: Return true when all files provided using the files input have been modified.
    value: ${{ steps.changed-files.outputs.only_modified }}
  other_modified_files:
    description: Return list of modified files not listed in the files input.
    value: ${{ steps.changed-files.outputs.other_modified_files }}
  any_deleted:
    description: Return true only when any files provided using the files input have been deleted.
    value: ${{ steps.changed-files.outputs.any_deleted }}
  only_deleted:
    description: Return true when all files provided using the files input have been deleted.
    value: ${{ steps.changed-files.outputs.only_deleted }}
  other_deleted_files:
    description: Return list of deleted files not listed in the files input.
    value: ${{ steps.changed-files.outputs.other_deleted_files }}

runs:
  using: "composite"
  steps:
    - run: |
        # "Set base sha..."
        if [[ -n "${{ inputs.since }}" ]]; then
          BASE_SHA=$(git log --format="%H" --date=local --since="${{ inputs.since }}" --reverse | head -n 1)
          if [[ -z "$BASE_SHA" ]]; then
            echo "::warning::The BASE_SHA for date '${{ inputs.since }}' couldn't be determined."
          fi
          echo "::set-output name=base_sha::$BASE_SHA"
        elif [[ -n "${{ inputs.base_sha }}" ]]; then
          echo "::set-output name=base_sha::${{ inputs.base_sha }}"
        elif [[ "${{ inputs.since_last_remote_commit }}" == "true" ]]; then
          LAST_REMOTE_COMMIT="${{ github.event.before }}"
          if [[ -z "$LAST_REMOTE_COMMIT" ]]; then
            LAST_REMOTE_COMMIT=$(git rev-parse $(git branch -r --sort=-committerdate | head -1))
          fi
          if [[ "${{ inputs.sha }}" == "$LAST_REMOTE_COMMIT" ]]; then
            LAST_REMOTE_COMMIT=$(git rev-parse "${{ inputs.sha }}^1")
          fi
          echo "::set-output name=base_sha::$LAST_REMOTE_COMMIT"
        fi
      id: base-sha
      shell: bash
    - run: |
        # "Set the sha..."
        if [[ -n "${{ inputs.until }}" ]]; then
          SHA=$(git log -1 --format="%H" --date=local --until="${{ inputs.until }}")
          if [[ -z "$SHA" ]]; then
            echo "::warning::The SHA for date '${{ inputs.until }}' couldn't be determined, falling back to the current sha."
          fi
          echo "::set-output name=sha::$SHA"
        else
          echo "::set-output name=sha::${{ inputs.sha }}"
        fi
      id: sha
      shell: bash
    - run: |
        # "Calculating the previous and current SHA..."
        bash $GITHUB_ACTION_PATH/diff-sha.sh
      id: changed-files-diff-sha
      shell: bash
      env:
        GITHUB_SERVER_URL: ${{ github.server_url }}
        GITHUB_REPOSITORY: ${{ github.repository }}
        GITHUB_BASE_REF: ${{ github.base_ref }}
        GITHUB_HEAD_REF: ${{ github.head_ref }}
        GITHUB_ACTION_PATH: ${{ github.action_path }}
        GITHUB_WORKSPACE: ${{ github.workspace }}
        # INPUT_<VARIABLE_NAME> is not available in Composite run steps
        # https://github.community/t/input-variable-name-is-not-available-in-composite-run-steps/127611
        INPUT_SHA: ${{ steps.sha.outputs.sha }}
        INPUT_BASE_SHA: ${{ steps.base-sha.outputs.base_sha }}
        INPUT_PATH: ${{ inputs.path }}
        INPUT_USE_FORK_POINT: ${{ inputs.use_fork_point }}
    - name: Glob match
      uses: tj-actions/glob@v13
      id: glob
      with:
        files: ${{ inputs.files }}
        files-separator: ${{ inputs.files_separator }}
        escape-paths: true
        excluded-files: ${{ inputs.files_ignore }}
        excluded-files-separator: ${{ inputs.files_ignore_separator }}
        files-from-source-file: ${{ inputs.files_from_source_file }}
        excluded-files-from-source-file: ${{ inputs.files_ignore_from_source_file}}
        working-directory: ${{ inputs.path }}
        base-sha: ${{ steps.changed-files-diff-sha.outputs.previous_sha }}
        sha: ${{ steps.changed-files-diff-sha.outputs.current_sha }}
        include-deleted-files: true
        separator: "|"
    - run: |
        bash $GITHUB_ACTION_PATH/entrypoint.sh
      id: changed-files
      shell: bash
      env:
        GITHUB_ACTION_PATH: ${{ github.action_path }}
        GITHUB_WORKSPACE: ${{ github.workspace }}
        # INPUT_<VARIABLE_NAME> is not available in Composite run steps
        # https://docs.github.com/en/actions/creating-actions/metadata-syntax-for-github-actions#example-specifying-inputs
        INPUT_FILES_PATTERN_FILE: ${{ steps.glob.outputs.paths-output-file }}
        INPUT_SEPARATOR: ${{ inputs.separator }}
        INPUT_PATH: ${{ inputs.path }}
        INPUT_PREVIOUS_SHA: ${{ steps.changed-files-diff-sha.outputs.previous_sha }}
        INPUT_CURRENT_SHA: ${{ steps.changed-files-diff-sha.outputs.current_sha }}
        INPUT_TARGET_BRANCH: ${{ steps.changed-files-diff-sha.outputs.target_branch }}
        INPUT_CURRENT_BRANCH: ${{ steps.changed-files-diff-sha.outputs.current_branch }}
        INPUT_QUOTEPATH: ${{ inputs.quotepath }}
        INPUT_INCLUDE_ALL_OLD_NEW_RENAMED_FILES: ${{ inputs.include_all_old_new_renamed_files }}
        INPUT_OLD_NEW_SEPARATOR: ${{ inputs.old_new_separator }}
        INPUT_OLD_NEW_FILES_SEPARATOR: ${{ inputs.old_new_files_separator }}
        INPUT_DIFF_RELATIVE: ${{ inputs.diff_relative }}
        INPUT_DIR_NAMES: ${{ inputs.dir_names }}
        INPUT_JSON: ${{ inputs.json }}

branding:
  icon: file-text
  color: white