kopia lustrzana https://github.com/wagtail/wagtail
70 wiersze
1.9 KiB
Python
70 wiersze
1.9 KiB
Python
from django.core.exceptions import PermissionDenied
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from wagtail.log_actions import log
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class ConvertAliasPageError(RuntimeError):
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"""
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Raised when the page to convert is not an alias.
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"""
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pass
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class ConvertAliasPagePermissionError(PermissionDenied):
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"""
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Raised when the alias page conversion cannot be performed due to insufficient permissions.
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"""
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pass
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class ConvertAliasPageAction:
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def __init__(self, page, *, log_action="wagtail.convert_alias", user=None):
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self.page = page
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self.log_action = log_action
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self.user = user
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def check(self, skip_permission_checks=False):
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if not self.page.alias_of_id:
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raise ConvertAliasPageError("Page must be an alias to be converted.")
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if (
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not skip_permission_checks
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and self.user
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and not self.page.permissions_for_user(self.user).can_edit()
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):
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raise ConvertAliasPagePermissionError(
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"You do not have permission to edit this page."
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)
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def _convert_alias(self, page, log_action, user):
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page.alias_of_id = None
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page.save(update_fields=["alias_of_id"], clean=False)
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# Create an initial revision
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revision = page.save_revision(user=user, changed=False, clean=False)
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if page.live:
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page.live_revision = revision
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page.save(update_fields=["live_revision"], clean=False)
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# Log
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if log_action:
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log(
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instance=page,
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action=log_action,
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revision=revision,
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user=user,
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data={
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"page": {"id": page.id, "title": page.get_admin_display_title()},
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},
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)
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return page
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def execute(self, skip_permission_checks=False):
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self.check(skip_permission_checks=skip_permission_checks)
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return self._convert_alias(self.page, self.log_action, self.user)
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