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98 lines
3.2 KiB
98 lines
3.2 KiB
# -*- coding: utf-8 -*-
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# Copyright 2015-2016 Mir Calculate. http://www.calculate-linux.org
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import re
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import sys
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from calculate.update.emerge_parser import EmergeInformationBlock
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from calculate.lib.utils.portage import EmergePackage
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_ = lambda x: x
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from calculate.lib.cl_lang import (setLocalTranslate, getLazyLocalTranslate)
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setLocalTranslate('cl_builder3', sys.modules[__name__])
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__ = getLazyLocalTranslate(_)
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class EmergePackageFetch(EmergePackage):
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files = []
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class EmergeFetcherError(Exception):
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class FetchErrno():
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Generic = 0
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Lock = 1
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NeedManually = 2
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def __init__(self, message, errno=FetchErrno.Generic, extension=""):
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super().__init__(message)
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self.errno = errno
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self.extension = extension
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class EmergeFetcher():
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_color_block = EmergeInformationBlock._color_block
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_new_line = EmergeInformationBlock._new_line
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re_fetching = re.compile(
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">>> Fetching \({c}\d+{c} of {c}\d+{c}\) {c}(.*?){c}{nl}(.*?)"
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"(?=>>> Fetching|$)".format(c=_color_block, nl=_new_line), re.S)
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re_filename = re.compile("^{c} [*] {c}(\S+).*;-\)".format(c=_color_block),
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re.M)
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lock_token = "is already locked by another fetcher"
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manually_token = "to be downloaded manually"
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def __init__(self, emerge_command):
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"""
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:param emerge_command: команда emerge
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:return:
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"""
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self.emerge_command = emerge_command
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def parse(self, data):
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if self.lock_token in data:
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raise EmergeFetcherError(
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_("File is already locked by another fetcher."),
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errno=EmergeFetcherError.FetchErrno.Lock)
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if self.manually_token in data:
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extension = re.search(
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"{nl}( {c}\*{c} The driver.*to be downloaded.*?)"
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"{nl}{nl}".format(c=self._color_block,
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nl=self._new_line), data, re.S)
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if extension:
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extension = extension.group(1)
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else:
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extension = ""
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raise EmergeFetcherError(
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_("File must be downloaded manually."),
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errno=EmergeFetcherError.FetchErrno.NeedManually,
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extension=extension)
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for package, block in self.re_fetching.findall(data):
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ep = EmergePackageFetch(package)
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ep.files = [x for x in self.re_filename.findall(block)]
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yield ep
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def __iter__(self):
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child = self.emerge_command.execute()
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for i in self.parse(child.read()):
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yield i
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def success(self):
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return self.emerge_command.success()
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def failed(self):
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return self.emerge_command.failed()
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