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""" |
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byceps.blueprints.news.views |
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~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
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:Copyright: 2006-2020 Jochen Kupperschmidt |
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:License: Modified BSD, see LICENSE for details. |
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""" |
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from flask import abort, g |
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from ...services.news import service as news_service |
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from ...services.site import settings_service as site_settings_service |
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from ...util.framework.blueprint import create_blueprint |
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from ...util.framework.templating import templated |
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from ..admin.news.authorization import NewsItemPermission |
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from ..authorization.registry import permission_registry |
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blueprint = create_blueprint('news', __name__) |
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permission_registry.register_enum(NewsItemPermission) |
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DEFAULT_ITEMS_PER_PAGE = 4 |
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@blueprint.route('/', defaults={'page': 1}) |
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@blueprint.route('/pages/<int:page>') |
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@templated |
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def index(page): |
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"""Show a page of news items.""" |
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channel_id = _get_channel_id() |
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items_per_page = _get_items_per_page_value() |
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published_only = not _may_view_drafts(g.current_user) |
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items = news_service.get_aggregated_items_paginated( |
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channel_id, page, items_per_page, published_only=published_only |
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) |
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return { |
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'items': items, |
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'page': page, |
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'render_body': _render_body, |
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} |
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@blueprint.route('/<slug>') |
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@templated |
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def view(slug): |
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"""Show a single news item.""" |
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channel_id = _get_channel_id() |
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published_only = not _may_view_drafts(g.current_user) |
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item = news_service.find_aggregated_item_by_slug( |
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channel_id, slug, published_only=published_only |
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) |
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if item is None: |
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abort(404) |
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return { |
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'item': item, |
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'render_body': _render_body, |
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} |
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def _get_channel_id(): |
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channel_id = site_settings_service.find_setting_value( |
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g.site_id, 'news_channel_id' |
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) |
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if channel_id is None: |
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abort(404) |
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return channel_id |
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def _get_items_per_page_value(): |
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items_per_page = site_settings_service.find_setting_value( |
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g.site_id, 'news_items_per_page' |
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) |
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if items_per_page is None: |
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return DEFAULT_ITEMS_PER_PAGE |
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return int(items_per_page) |
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def _may_view_drafts(user): |
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return user.has_permission(NewsItemPermission.view_draft) |
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def _render_body(raw_body): |
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return news_service.render_body(raw_body) |
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byceps /
byceps
