old_contents: # MIT licensed
  # Copyright (c) 2013-2018 lilydjwg <lilydjwg@gmail.com>, et al.
  
  import os
  import urllib.parse
  
  import structlog
  
  from . import session
  from ..sortversion import sort_version_keys
  
  logger = structlog.get_logger(logger_name=__name__)
  
  GITLAB_URL = 'https://%s/api/v4/projects/%s/repository/commits?ref_name=%s'
  GITLAB_MAX_TAG = 'https://%s/api/v4/projects/%s/repository/tags'
  
  async def get_version(name, conf, **kwargs):
    repo = urllib.parse.quote_plus(conf.get('gitlab'))
    br = conf.get('branch', 'master')
    host = conf.get('host', "gitlab.com")
    use_max_tag = conf.getboolean('use_max_tag', False)
    ignored_tags = conf.get("ignored_tags", "").split()
    sort_version_key = sort_version_keys[conf.get("sort_version_key", "parse_version")]
  
    token = conf.get('token')
  
    if token is None:
      env_name = "NVCHECKER_GITLAB_TOKEN_" + host.upper().replace(".", "_").replace("/", "_")
      global_key = os.environ.get(env_name)
      if not global_key:
        key_name = 'gitlab_' + host.lower().replace('.', '_').replace("/", "_")
        global_key = kwargs['keyman'].get_key(key_name)
      token = global_key
  
    if token is None:
      logger.error('No gitlab token specified.', name=name)
      return
  
    if use_max_tag:
      url = GITLAB_MAX_TAG % (host, repo)
    else:
      url = GITLAB_URL % (host, repo, br)
  
    headers = {"PRIVATE-TOKEN": token}
    async with session.get(url, headers=headers) as res:
      data = await res.json()
    if use_max_tag:
      data = [tag["name"] for tag in data if tag["name"] not in ignored_tags]
      data.sort(key=sort_version_key)
      version = data[-1]
    else:
      version = data[0]['created_at'].split('T', 1)[0].replace('-', '')
    return version
  
new_contents: # MIT licensed
  # Copyright (c) 2013-2018 lilydjwg <lilydjwg@gmail.com>, et al.
  
  import os
  import time
  import urllib.parse
  
  import structlog
  
  from . import session, HTTPError
  from ..sortversion import sort_version_keys
  
  logger = structlog.get_logger(logger_name=__name__)
  
  GITLAB_URL = 'https://%s/api/v4/projects/%s/repository/commits?ref_name=%s'
  GITLAB_MAX_TAG = 'https://%s/api/v4/projects/%s/repository/tags'
  
  async def get_version(name, conf, **kwargs):
    try:
      return await get_version_real(name, conf, **kwargs)
    except HTTPError as e:
      check_ratelimit(e, name)
  
  async def get_version_real(name, conf, **kwargs):
    repo = urllib.parse.quote_plus(conf.get('gitlab'))
    br = conf.get('branch', 'master')
    host = conf.get('host', "gitlab.com")
    use_max_tag = conf.getboolean('use_max_tag', False)
    ignored_tags = conf.get("ignored_tags", "").split()
    sort_version_key = sort_version_keys[conf.get("sort_version_key", "parse_version")]
  
    if use_max_tag:
      url = GITLAB_MAX_TAG % (host, repo)
    else:
      url = GITLAB_URL % (host, repo, br)
  
    # Load token from config
    token = conf.get('token')
    # Load token from environ
    if token is None:
      env_name = "NVCHECKER_GITLAB_TOKEN_" + host.upper().replace(".", "_").replace("/", "_")
      token = os.environ.get(env_name)
    # Load token from keyman
    if token is None and 'keyman' in kwargs:
      key_name = 'gitlab_' + host.lower().replace('.', '_').replace("/", "_")
      token = kwargs['keyman'].get_key(key_name)
  
    # Set private token if token is exist.
    headers = {}
    if token:
      headers["PRIVATE-TOKEN"] = token
  
    async with session.get(url, headers=headers) as res:
      data = await res.json()
    if use_max_tag:
      data = [tag["name"] for tag in data if tag["name"] not in ignored_tags]
      data.sort(key=sort_version_key)
      version = data[-1]
    else:
      version = data[0]['created_at'].split('T', 1)[0].replace('-', '')
    return version
  
  def check_ratelimit(exc, name):
    res = exc.response
    n = int(res.headers.get('RateLimit-Remaining'))
    if n == 0:
      logger.error('rate limited, resetting at (unknown). '
                   'Or get an API token to increase the allowance if not yet',
                   name = name)
    else:
      raise
  
subject: Support get tags without token