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8eaff9dce7
Introduce a view to allow users to dismiss all unread notifications with a single action. Update the notifications' template to include a "Dismiss all" button for enhanced usability. This addition streamlines notification management and improves the user experience. Fixes #20301
60 lines
2.0 KiB
Python
60 lines
2.0 KiB
Python
from django.http import HttpResponse
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from django.urls import reverse
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from urllib.parse import urlsplit
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__all__ = (
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'htmx_current_url',
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'htmx_partial',
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'htmx_maybe_redirect_current_page',
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)
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def htmx_partial(request):
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"""
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Determines whether to render partial (versus complete) HTML content
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in response to an HTMX request, based on the target element.
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"""
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return request.htmx and not request.htmx.boosted
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def htmx_current_url(request) -> str:
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"""
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Extracts the current URL from the HTMX-specific headers in the given request object.
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This function checks for the `HX-Current-URL` header in the request's headers
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and `HTTP_HX_CURRENT_URL` in the META data of the request. It preferentially
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chooses the value present in the `HX-Current-URL` header and falls back to the
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`HTTP_HX_CURRENT_URL` META data if the former is unavailable. If neither value
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exists, it returns an empty string.
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"""
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return request.headers.get('HX-Current-URL') or request.META.get('HTTP_HX_CURRENT_URL', '') or ''
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def htmx_maybe_redirect_current_page(
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request, url_name: str, *, preserve_query: bool = True, status: int = 200
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) -> HttpResponse | None:
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"""
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Redirects the current page in an HTMX request if conditions are met.
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This function checks whether a request is an HTMX partial request and if the
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current URL matches the provided target URL. If the conditions are met, it
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returns an HTTP response signaling a redirect to the provided or updated target
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URL. Otherwise, it returns None.
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"""
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if not htmx_partial(request):
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return None
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current = urlsplit(htmx_current_url(request))
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target_path = reverse(url_name) # will raise NoReverseMatch if misconfigured
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if current.path.rstrip('/') != target_path.rstrip('/'):
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return None
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redirect_to = target_path
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if preserve_query and current.query:
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redirect_to = f'{target_path}?{current.query}'
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resp = HttpResponse(status=status)
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resp['HX-Redirect'] = redirect_to
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return resp
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