96 lines
3.8 KiB
Python
96 lines
3.8 KiB
Python
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# Copyright (c) 2016-2024 Martin Donath <martin.donath@squidfunk.com>
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# Permission is hereby granted, free of charge, to any person obtaining a copy
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# of this software and associated documentation files (the "Software"), to
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# deal in the Software without restriction, including without limitation the
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# rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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# sell copies of the Software, and to permit persons to whom the Software is
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# furnished to do so, subject to the following conditions:
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
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# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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# FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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# IN THE SOFTWARE.
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from datetime import date, datetime, time
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from mkdocs.config.base import BaseConfigOption, Config, ValidationError
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from typing import Dict
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# -----------------------------------------------------------------------------
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# Classes
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# -----------------------------------------------------------------------------
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# Date dictionary
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class DateDict(Dict[str, datetime]):
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# Initialize date dictionary
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def __init__(self, data: dict):
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super().__init__(data)
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# Ensure presence of `date.created`
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self.created: datetime = data["created"]
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# Allow attribute access
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def __getattr__(self, name: str):
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if name in self:
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return self[name]
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# -----------------------------------------------------------------------------
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# Post date option
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class PostDate(BaseConfigOption[DateDict]):
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# Initialize post dates
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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# Normalize the supported types for post dates to datetime
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def pre_validation(self, config: Config, key_name: str):
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# If the date points to a scalar value, convert it to a dictionary, as
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# we want to allow the author to specify custom and arbitrary dates for
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# posts. Currently, only the `created` date is mandatory, because it's
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# needed to sort posts for views.
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if not isinstance(config[key_name], dict):
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config[key_name] = { "created": config[key_name] }
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# Convert all date values to datetime
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for key, value in config[key_name].items():
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# Handle datetime - since datetime is a subclass of date, we need
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# to check it first, or we lose the time - see https://t.ly/-KG9N
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if isinstance(value, datetime):
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continue
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# Handle date - we set 00:00:00 as the default time, if the author
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# only supplied a date, and convert it to datetime
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if isinstance(value, date):
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config[key_name][key] = datetime.combine(value, time())
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# Initialize date dictionary
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config[key_name] = DateDict(config[key_name])
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# Ensure each date value is of type datetime
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def run_validation(self, value: DateDict):
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for key in value:
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if not isinstance(value[key], datetime):
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raise ValidationError(
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f"Expected type: {date} or {datetime} "
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f"but received: {type(value[key])}"
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)
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# Ensure presence of `date.created`
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if not value.created:
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raise ValidationError(
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"Expected 'created' date when using dictionary syntax"
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)
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# Return date dictionary
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return value
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