66 lines
2.4 KiB
Python
66 lines
2.4 KiB
Python
"""meta_rt_links - Check that RT links are valid"""
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# Copyright © 2020 Brett Smith
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <https://www.gnu.org/licenses/>.
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from . import core
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from .. import config as configmod
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from .. import data
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from .. import errors as errormod
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from ..beancount_types import (
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MetaKey,
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MetaValue,
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Posting,
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Transaction,
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)
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from typing import (
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MutableMapping,
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Optional,
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)
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class MetaRTLinks(core.TransactionHook):
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HOOK_GROUPS = frozenset(['linkcheck', 'network', 'rt'])
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def __init__(self, config: configmod.Config) -> None:
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rt_wrapper = config.rt_wrapper()
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if rt_wrapper is None:
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raise errormod.ConfigurationError("can't log in to RT")
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self.rt = rt_wrapper
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def _check_links(self,
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meta: MutableMapping[MetaKey, MetaValue],
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txn: Transaction,
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post: Optional[Posting]=None,
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) -> errormod.Iter:
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metadata = data.Metadata(meta)
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for key in data.LINK_METADATA:
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try:
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links = metadata.get_links(key)
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except TypeError:
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yield errormod.InvalidMetadataError(txn, key, meta[key], post)
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else:
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for link in links:
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if not link.startswith('rt:'):
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continue
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parsed = self.rt.parse(link)
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if parsed is None or not self.rt.exists(*parsed):
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yield errormod.BrokenRTLinkError(txn, key, link, parsed)
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def run(self, txn: Transaction) -> errormod.Iter:
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if self._run_on_txn(txn):
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yield from self._check_links(txn.meta, txn)
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for post in txn.postings:
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if post.meta is not None:
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yield from self._check_links(post.meta, txn, post)
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