2022-11-27 10:09:46 -08:00
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from django.core.exceptions import PermissionDenied
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2022-11-27 11:37:52 -08:00
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from django.db import models
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from django.http import JsonResponse
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from django.shortcuts import get_object_or_404, redirect, render
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from django.utils.decorators import method_decorator
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from django.views.generic import TemplateView, View
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from activities.models import Post, PostInteraction, PostInteractionStates, PostStates
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from core.decorators import cache_page_by_ap_json
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from core.ld import canonicalise
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from users.decorators import identity_required
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from users.shortcuts import by_handle_or_404
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2022-12-05 21:23:07 -08:00
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@method_decorator(
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cache_page_by_ap_json("cache_timeout_page_post", public_only=True), name="dispatch"
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)
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class Individual(TemplateView):
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template_name = "activities/post.html"
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def get(self, request, handle, post_id):
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self.identity = by_handle_or_404(self.request, handle, local=False)
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self.post_obj = get_object_or_404(self.identity.posts, pk=post_id)
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# If they're coming in looking for JSON, they want the actor
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if request.ap_json:
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# Return post JSON
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return self.serve_object()
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else:
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# Show normal page
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return super().get(request)
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def get_context_data(self):
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parent = None
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if self.post_obj.in_reply_to:
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try:
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parent = Post.by_object_uri(self.post_obj.in_reply_to, fetch=True)
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except Post.DoesNotExist:
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pass
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return {
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"identity": self.identity,
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"post": self.post_obj,
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"interactions": PostInteraction.get_post_interactions(
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[self.post_obj],
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self.request.identity,
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),
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"link_original": True,
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"parent": parent,
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"replies": Post.objects.filter(
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models.Q(
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visibility__in=[
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Post.Visibilities.public,
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Post.Visibilities.local_only,
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Post.Visibilities.unlisted,
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]
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)
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| models.Q(
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visibility=Post.Visibilities.followers,
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author__inbound_follows__source=self.identity,
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)
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| models.Q(
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visibility=Post.Visibilities.mentioned,
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mentions=self.identity,
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),
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in_reply_to=self.post_obj.object_uri,
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)
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.distinct()
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.order_by("published", "created"),
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}
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def serve_object(self):
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# If this not a local post, redirect to its canonical URI
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if not self.post_obj.local:
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return redirect(self.post_obj.object_uri)
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return JsonResponse(
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canonicalise(self.post_obj.to_ap(), include_security=True),
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content_type="application/activity+json",
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)
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@method_decorator(identity_required, name="dispatch")
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class Like(View):
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"""
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Adds/removes a like from the current identity to the post
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"""
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undo = False
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def post(self, request, handle, post_id):
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identity = by_handle_or_404(self.request, handle, local=False)
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post = get_object_or_404(
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identity.posts.prefetch_related("attachments"), pk=post_id
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)
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if self.undo:
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# Undo any likes on the post
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for interaction in PostInteraction.objects.filter(
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type=PostInteraction.Types.like,
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identity=request.identity,
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post=post,
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):
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interaction.transition_perform(PostInteractionStates.undone)
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else:
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# Make a like on this post if we didn't already
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PostInteraction.objects.get_or_create(
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type=PostInteraction.Types.like,
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identity=request.identity,
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post=post,
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)
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# Return either a redirect or a HTMX snippet
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if request.htmx:
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return render(
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request,
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"activities/_like.html",
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{
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"post": post,
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"interactions": {"like": set() if self.undo else {post.pk}},
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},
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)
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return redirect(post.urls.view)
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@method_decorator(identity_required, name="dispatch")
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class Boost(View):
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"""
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Adds/removes a boost from the current identity to the post
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"""
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undo = False
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def post(self, request, handle, post_id):
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identity = by_handle_or_404(self.request, handle, local=False)
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post = get_object_or_404(identity.posts, pk=post_id)
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if self.undo:
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# Undo any boosts on the post
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for interaction in PostInteraction.objects.filter(
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type=PostInteraction.Types.boost,
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identity=request.identity,
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post=post,
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):
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interaction.transition_perform(PostInteractionStates.undone)
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else:
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# Make a boost on this post if we didn't already
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PostInteraction.objects.get_or_create(
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type=PostInteraction.Types.boost,
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identity=request.identity,
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post=post,
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)
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# Return either a redirect or a HTMX snippet
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if request.htmx:
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return render(
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request,
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"activities/_boost.html",
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{
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"post": post,
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"interactions": {"boost": set() if self.undo else {post.pk}},
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},
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)
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return redirect(post.urls.view)
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2022-11-16 05:53:39 -08:00
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2022-11-24 21:31:45 -08:00
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@method_decorator(identity_required, name="dispatch")
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class Delete(TemplateView):
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"""
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Deletes a post
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"""
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template_name = "activities/post_delete.html"
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def dispatch(self, request, handle, post_id):
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# Make sure the request identity owns the post!
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if handle != request.identity.handle:
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raise PermissionDenied("Post author is not requestor")
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self.identity = by_handle_or_404(self.request, handle, local=False)
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self.post_obj = get_object_or_404(self.identity.posts, pk=post_id)
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return super().dispatch(request)
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def get_context_data(self):
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return {"post": self.post_obj}
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def post(self, request):
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self.post_obj.transition_perform(PostStates.deleted)
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return redirect("/")
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