mclevelbase.py

'''
Created on Jul 22, 2011

@author: Rio
'''

from contextlib import contextmanager
from logging import getLogger
import sys
import os

log = getLogger(__name__)

@contextmanager
def notclosing(f):
    yield f


class PlayerNotFound(Exception):
    pass


class ChunkNotPresent(Exception):
    pass


class RegionMalformed(Exception):
    pass


class ChunkMalformed(ChunkNotPresent):
    pass


def exhaust(_iter):
    '''Functions named ending in "Iter" return an iterable object that does
    long-running work and yields progress information on each call. exhaust()
    is used to implement the non-Iter equivalents'''
    i = None
    for i in _iter:
        pass
    return i



# def win32_appdata():
#     # try to use win32 api to get the AppData folder since python doesn't populate os.environ with unicode strings.
#
#     try:
#         import win32com.client
#         objShell = win32com.client.Dispatch('WScript.Shell')
#         return objShell.SpecialFolders('AppData')
#     except Exception as e:
#         print('Error while getting AppData folder using WScript.Shell.SpecialFolders: {0!r}'.format(e))
#         try:
#             from win32com.shell import shell, shellcon
#             return shell.SHGetPathFromIDListEx(
#                 shell.SHGetSpecialFolderLocation(0, shellcon.CSIDL_APPDATA)
#             )
#         except Exception as e:
#             print('Error while getting AppData folder using SHGetSpecialFolderLocation: {0!r}'.format(e))
#
#             return os.environ['APPDATA'].decode(sys.getfilesystemencoding())

if sys.platform == 'win32':
    # appDataDir = win32_appdata()
    appDataDir = os.environ['APPDATA']
    minecraftDir = os.path.join(appDataDir, '.minecraft')
    appSupportDir = os.path.join(appDataDir, 'pymclevel')

elif sys.platform == 'darwin':
    appDataDir = os.path.expanduser('~/Library/Application Support')
    minecraftDir = os.path.join(appDataDir, 'minecraft')
    appSupportDir = os.path.expanduser('~/Library/Application Support/pymclevel/')

else:
    appDataDir = os.path.expanduser('~')
    minecraftDir = os.path.expanduser('~/.minecraft')
    appSupportDir = os.path.expanduser('~/.pymclevel')

saveFileDir = os.path.join(minecraftDir, 'saves')