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from plugin.core.environment import Environment |
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from plugin.core.helpers.variable import merge |
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from plugin.core.libraries.cache import CacheManager |
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from plugin.core.libraries.constants import CONTENTS_PATH, NATIVE_DIRECTORIES, UNICODE_MAP |
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from plugin.core.libraries.helpers import PathHelper, StorageHelper, SystemHelper |
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from plugin.core.libraries.tests import LIBRARY_TESTS |
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from plugin.core.logger.handlers.error_reporter import RAVEN |
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import logging |
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import os |
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import sys |
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log = logging.getLogger(__name__) |
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class LibrariesManager(object): |
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@classmethod |
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def setup(cls, cache=False): |
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"""Setup native library directories |
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:param cache: Enable native library caching |
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:type cache: bool |
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""" |
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# Retrieve libraries path (and cache libraries, if enabled) |
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libraries_path = cls._libraries_path(cache) |
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log.info('Using native libraries at %r', StorageHelper.to_relative_path(libraries_path)) |
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# Insert platform specific library paths |
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cls._insert_paths(libraries_path) |
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# Display library paths in logfile |
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for path in sys.path: |
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path = os.path.abspath(path) |
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if not StorageHelper.is_relative_path(path): |
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continue |
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log.info('[PATH] %s', StorageHelper.to_relative_path(path)) |
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@staticmethod |
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def test(): |
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"""Test native libraries to ensure they can be correctly loaded""" |
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log.info('Testing native library support...') |
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metadata = {} |
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for test in LIBRARY_TESTS: |
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# Run tests |
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result = test.run() |
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if not result.get('success'): |
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# Write message to logfile |
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log.error('%s: unavailable - %s', test.name, result.get('message'), exc_info=result.get('exc_info')) |
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if not test.optional: |
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return |
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continue |
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# Test successful |
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t_metadata = result.get('metadata') or {} |
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t_versions = t_metadata.get('versions') |
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if t_versions: |
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if len(t_versions) > 1: |
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log.info('%s: available (%s)', test.name, ', '.join([ |
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'%s: %s' % (key, value) |
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for key, value in t_versions.items() |
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])) |
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else: |
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key = t_versions.keys()[0] |
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log.info('%s: available (%s)', test.name, t_versions[key]) |
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else: |
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log.info('%s: available', test.name) |
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# Merge result into `metadata` |
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merge(metadata, t_metadata, recursive=True) |
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# Include versions in error reports |
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versions = metadata.get('versions') or {} |
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RAVEN.tags.update(dict([ |
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('%s.version' % key, value) |
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for key, value in versions.items() |
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])) |
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@classmethod |
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def reset(cls): |
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"""Remove all the native library directives from `sys.path`""" |
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for path in sys.path: |
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path = os.path.abspath(path) |
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if not path.lower().startswith(CONTENTS_PATH.lower()): |
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continue |
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# Convert to relative path |
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path_rel = os.path.relpath(path, CONTENTS_PATH) |
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# Take the first two fragments |
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path_rel = os.path.sep.join(path_rel.split(os.path.sep)[:2]) |
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# Ignore non-native library directories |
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if path_rel not in NATIVE_DIRECTORIES: |
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continue |
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# Remove from `sys.path` |
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PathHelper.remove(path) |
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@classmethod |
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def _libraries_path(cls, cache=False): |
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"""Retrieve the native libraries base directory (and cache the libraries if enabled) |
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:param cache: Enable native library caching |
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:type cache: bool |
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""" |
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if not cache: |
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return Environment.path.libraries |
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# Cache native libraries |
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libraries_path = CacheManager.sync() |
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if libraries_path: |
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# Reset native library directories in `sys.path` |
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cls.reset() |
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return libraries_path |
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return Environment.path.libraries |
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@classmethod |
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def _insert_paths(cls, libraries_path): |
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# Retrieve system details |
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system = SystemHelper.name() |
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architecture = SystemHelper.architecture() |
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if not architecture: |
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return |
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log.debug('System: %r, Architecture: %r', system, architecture) |
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# Insert architecture specific libraries |
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architectures = [architecture] |
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if architecture == 'i686': |
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# Fallback to i386 |
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architectures.append('i386') |
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for arch in reversed(architectures + ['universal']): |
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cls._insert_architecture_paths(libraries_path, system, arch) |
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@classmethod |
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def _insert_architecture_paths(cls, libraries_path, system, architecture): |
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architecture_path = os.path.join(libraries_path, system, architecture) |
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if not os.path.exists(architecture_path): |
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return |
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163
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# Architecture libraries |
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PathHelper.insert(libraries_path, system, architecture) |
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# System libraries |
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if system == 'Windows': |
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# Windows libraries (VC++ specific) |
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cls._insert_paths_windows(libraries_path, system, architecture) |
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else: |
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# Darwin/FreeBSD/Linux libraries |
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cls._insert_paths_unix(libraries_path, system, architecture) |
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@staticmethod |
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def _insert_paths_unix(libraries_path, system, architecture): |
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ucs = UNICODE_MAP.get(sys.maxunicode) |
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log.debug('UCS: %r', ucs) |
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# UCS libraries |
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if ucs: |
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PathHelper.insert(libraries_path, system, architecture, ucs) |
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# Include attributes in error reports |
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RAVEN.tags.update({ |
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'python.ucs': ucs |
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}) |
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@staticmethod |
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def _insert_paths_windows(libraries_path, system, architecture): |
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vcr = SystemHelper.vcr_version() or 'vc12' # Assume "vc12" if call fails |
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ucs = UNICODE_MAP.get(sys.maxunicode) |
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log.debug('VCR: %r, UCS: %r', vcr, ucs) |
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# VC++ libraries |
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PathHelper.insert(libraries_path, system, architecture, vcr) |
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# UCS libraries |
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if ucs: |
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PathHelper.insert(libraries_path, system, architecture, vcr, ucs) |
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# Include attributes in error reports |
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RAVEN.tags.update({ |
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'python.ucs': ucs, |
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'vcr.version': vcr |
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}) |
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fuzeman /
Plex-Trakt-Scrobbler
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