Python DrupyPHP.session_name方法代码示例

# 需要导入模块: from lib.drupy import DrupyPHP [as 别名]
# 或者: from lib.drupy.DrupyPHP import session_name [as 别名]
def write(key, value):
  # If saving of session data is disabled or if the client
  # doesn't have a session,
  # and one isn't being created ($value), do nothing.
  # This keeps crawlers out of
  # the session table. This reduces memory and server load,
  # and gives more useful
  # statistics. We can't eliminate anonymous session table rows
  # without breaking
  # the "Who's Online" block.
  if (not session_save_session() or \
      (php.empty(php.COOKIE[php.session_name()]) and php.empty(value))):
    return True
  result = db_result(db_query("SELECT COUNT(*) FROM {sessions} " + \
    "WHERE sid = '%s'", key))
  lib_database.query(\
    "UPDATE {sessions} SET " + \
    "uid = %d, cache = %d, hostname = '%s', " + \
    "session = '%s', timestamp = %d WHERE sid = '%s'", \
    lib_appglobals.user.uid, (lib_appglobals.user.cache if \
    php.isset(lib_appglobals.user.cache) else ''), \
    ip_address(), value, php.time_(), key)
  if (lib_database.affected_rows()):
    # Last access time is updated no more frequently than once
    # every 180 seconds.
    # This reduces contention in the users table.
    if (lib_appglobals.user.uid and \
        drupy_time() - lib_appglobals.user.access > \
        variable_get('session_write_interval', 180)):
      db_query("UPDATE {users} SET access = %d WHERE uid = %d", \
        php.time_(), lib_appglobals.user.uid)
  else:
    # If this query fails, another parallel request probably got here first.
    # In that case, any session data generated in this request is discarded.
    lib_databae.query(\
      "INSERT INTO {sessions} " + \
      "(sid, uid, cache, hostname, session, timestamp) " + \
      "VALUES ('%s', %d, %d, '%s', '%s', %d)", \
      key, lib_appglobals.user.uid, (lib_appglobals.user.cache if \
        php.isset(lib_appglobals.user.cache) else ''), \
        ip_address(), value, php.time_())
  return True

# 需要导入模块: from lib.drupy import DrupyPHP [as 别名]
# 或者: from lib.drupy.DrupyPHP import session_name [as 别名]
def read(key):
  # Write and Close handlers are called after destructing objects
  # since PHP 5.0.5
  # Thus destructors can use sessions but session handler can't use objects.
  # So we are moving session closure before destructing objects.
  register_shutdown_function('session_write_close')
  # Handle the case of first time visitors and clients that don't
  # store cookies (eg. web crawlers).
  if (not php.isset(_COOKIE, php.session_name())):
    lib_appglobals.user = drupal_anonymous_user()
    return ''
  # Otherwise, if the session is still active, we have a record of 
  # the client's session in the database.
  lib_appglobals.user = \
    db_fetch_object(db_query("SELECT u.*, s.* FROM {users} u " + \
    "INNER JOIN {sessions} s ON u.uid = s.uid WHERE s.sid = '%s'", key))
  # We found the client's session record and they are an authenticated user
  if (lib_appglobals.user and lib_appglobals.user.uid > 0):
    # This is done to unserialize the data member of user
    lib_appglobals.user = drupal_unpack(lib_appglobals.user)
    # Add roles element to user
    lib_appglobals.user.roles = array()
    lib_appglobals.user.roles[DRUPAL_AUTHENTICATED_RID] = 'authenticated user'
    result = db_query("SELECT r.rid, r.name FROM {role} r " + 
      "INNER JOIN {users_roles} ur ON ur.rid = r.rid WHERE ur.uid = %d", \
      lib_appglobals.user.uid)
    while True:
      role = db_fetch_object(result)
      if role == None:
        break
      lib_appglobals.user.roles[role.rid] = role.name
  # We didn't find the client's record (session has expired),
  # or they are an anonymous user.
  else:
    session = (lib_appglobals.user.session if \
      php.isset(lib_appglobals.user.session) else '')
    lib_appglobals.user = drupal_anonymous_user(session)
  return lib_appglobals.user.session