forked from varia/varia.website
82 lines
2.8 KiB
Python
82 lines
2.8 KiB
Python
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# -*- coding: utf-8 -*-
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"""
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This plugin is mostly a copy of the filetime_from_git plugin
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by Zhang Cheng <StephenPCG@gmail.com> and others.
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Copyright (c) David Douard <david.douard@sdfa3.org>
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Compute Date and Modified metadata from Mercurial revisions.
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"""
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import os
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from pelican import signals, contents
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from pelican.utils import strftime, set_date_tzinfo
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from datetime import datetime
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import hglib
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def datetime_from_timestamp(timestamp, content):
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"""
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Helper function to add timezone information to datetime,
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so that datetime is comparable to other datetime objects in recent versions
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that now also have timezone information.
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"""
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return set_date_tzinfo(
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datetime.fromtimestamp(timestamp),
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tz_name=content.settings.get('TIMEZONE', None))
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def filetime_from_hg(content):
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if isinstance(content, contents.Static):
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return
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if 'date' in content.metadata:
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# if user did explicitely set a date, do not overwrite it
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return
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repo = hglib.open('.')
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tz_name = content.settings.get('TIMEZONE', None)
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hgtime = content.metadata.get('hgtime', 'yes').lower()
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if hgtime in ('no', 'off', 'false', '0'):
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return
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# 1. file is not managed by hg
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# date: fs time
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# 2. file is staged, but has no commits
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# date: fs time
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# 3. file is managed, and clean
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# date: first commit time, update: last commit time or None
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# 4. file is managed, but dirty
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# date: first commit time, update: fs time
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path = content.source_path
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root = repo.root()
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filelog = repo.log(revrange='.:0', files=[path,],
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follow=content.settings.get('HG_FILETIME_FOLLOW', False))
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if filelog:
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# has commited
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content.date = set_date_tzinfo(filelog[-1][6], tz_name)
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if path in [os.path.join(root, mfile) for flag, mfile in repo.status(modified=True)]:
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# file is modified in the wd
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content.modified = datetime_from_timestamp(
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os.stat(path).st_ctime, content)
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else:
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# file is not changed
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if len(filelog) > 1:
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content.modified = set_date_tzinfo(filelog[0][6], tz_name)
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else:
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# file is not managed by hg
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content.date = datetime_from_timestamp(os.stat(path).st_ctime, content)
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if not hasattr(content, 'modified'):
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content.modified = content.date
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content.locale_date = strftime(content.date, content.date_format)
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content.locale_modified = strftime(content.modified, content.date_format)
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# ensure the metadata directory is synchronized. Might be used by
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# some other plugin (eg. series)
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content.metadata['modified'] = content.modified
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content.metadata['date'] = content.date
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def register():
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signals.content_object_init.connect(filetime_from_hg)
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