.travis.yml

dist: trusty
language: php

branches:
  # Only test the main branch and SemVer tags.
  only:
    - main
    - '/^[[:digit:]]+\.[[:digit:]]+\.[[:digit:]]+.*$/'

matrix:
  include:
    -
      php: 7.1
      env: dependencies=highest
    -
      php: 7.0.11
    -
      php: 5.6
      env: dependencies=lowest

sudo: false

cache:
  directories:
    - $HOME/.composer/cache

# Do highest/lowest testing by installing dependencies per the 'dependencies' setting
before_script:
  - 'if [ -z "$dependencies" ]; then composer install --prefer-dist; fi;'
  - 'if [ "$dependencies" = "lowest" ]; then composer update --prefer-dist --prefer-lowest -n; fi;'
  - 'if [ "$dependencies" = "highest" ]; then composer update --prefer-dist -n; fi;'

script:
  - 'composer -n test'

after_success:
  - 'travis_retry php vendor/bin/coveralls -v'
  - |
    # Only do post-build actions in one environment, and only if there is a GITHUB token.
    if [ -z "$DO_POST_BUILD_ACTIONS" ] ; then
      return
    fi
    if [ -z "$GITHUB_TOKEN" ]; then
      echo "No GITHUB_TOKEN defined; exiting."
      return
    fi
    # Inject GITHUB_TOKEN into remote origin so that we have push access
    # to merge or create a pull request
    remote=$(git config --get remote.origin.url)
    git remote set-url origin "${remote/github.com/$GITHUB_TOKEN:x-oauth-basic@github.com}"
    # If this is a PR that merges into the main branch, then try to merge it if it contains only composer.lock
    # n.b. TRAVIS_BRANCH is the branch the pull request will merge into. TRAVIS_PULL_REQUEST_BRANCH
    # is the branch that holds the commits for the pull request.
    if [ -n "$TRAVIS_COMMIT_RANGE" ] && [ -n "$TRAVIS_PULL_REQUEST_BRANCH" ] && [ "main" == "$TRAVIS_BRANCH" ]; then
      changed_files=$(git diff --name-status "$TRAVIS_COMMIT_RANGE" | tr '\t' ' ')
      if [[ "$changed_files" == "M composer.lock" ]] ; then
        (
          echo "Only composer.lock was modified: auto-merging to $TRAVIS_BRANCH in repository $remote."
          git status
          git reset "$TRAVIS_BRANCH"
          git stash
          git checkout "$TRAVIS_BRANCH"
          git stash pop
          git add composer.lock
          git commit -m "Auto-update dependencies in composer.lock from PR #$TRAVIS_PULL_REQUEST (https://github.com/$TRAVIS_REPO_SLUG/pull/$TRAVIS_PULL_REQUEST)."
          git push origin "$TRAVIS_BRANCH"
        ) 2>&1 | sed -e "s/$GITHUB_TOKEN/REDACTED/g"
      else
        echo "Not auto-merging, because multiple files were changed"
      fi
    fi
    ###
    # Run composer lock update on cron jobs.
    # See: https://github.com/danielbachhuber/composer-lock-updater
    ###
    if [ "$TRAVIS_EVENT_TYPE" != "cron" ] ; then
      echo "Not a cron job; exiting."
      return
    fi
    ###
    # Only run on one job of a main branch build
    ###
    if [ "main" != "$TRAVIS_BRANCH" ] ; then
      echo "composer.lock update only runs on the main branch."
      return
    fi
    ###
    # Install composer-lock-updater
    ###
    export PATH="$HOME/.composer/vendor/bin:$PATH"
    composer global require danielbachhuber/composer-lock-updater
    ###
    # Optional: install Sensio Labs security checker to include security advisories in PR comments
    ###
    mkdir -p $HOME/bin
    wget -O $HOME/bin/security-checker.phar http://get.sensiolabs.org/security-checker.phar
    chmod +x $HOME/bin/security-checker.phar
    export PATH="$HOME/bin:$PATH"
    ###
    # Install hub for creating GitHub pull requests
    ###
    wget -O hub.tgz https://github.com/github/hub/releases/download/v2.2.9/hub-linux-amd64-2.2.9.tgz
    tar -zxvf hub.tgz
    export PATH=$PATH:$PWD/hub-linux-amd64-2.2.9/bin/
    ###
    # Run composer-lock-updater
    ###
    clu