コード例 #1
0
ファイル: views.py プロジェクト: satra/biostar-central
    def get_object(self):
        user = self.request.user

        obj = super(PostDetails, self).get_object()

        # Update the post views.
        Post.update_post_views(obj, request=self.request)

        # Adds the permissions
        obj = post_permissions(request=self.request, post=obj)

        # This will be piggybacked on the main object.
        obj.sub = Subscription.get_sub(post=obj, user=user)

        # Just a sanity check to start at top level.
        if obj != obj.root:
            obj = obj.root

        # Populate the object to build a tree that contains all posts in the thread.
        # Answers sorted before comments.
        thread = [post_permissions(request=self.request, post=post) for post in Post.objects.get_thread(obj)]

        # Do a little preprocessing.
        answers = [p for p in thread if p.type == Post.ANSWER]

        tree = OrderedDict()
        for post in thread:

            if post.type == Post.COMMENT:
                tree.setdefault(post.parent_id, []).append(post)

        store = {Vote.UP: set(), Vote.BOOKMARK: set()}

        if user.is_authenticated():
            pids = [p.id for p in thread]
            votes = Vote.objects.filter(post_id__in=pids, author=user).values_list("post_id", "type")

            for post_id, vote_type in votes:
                store.setdefault(vote_type, set()).add(post_id)

        # Shortcuts to each storage.
        bookmarks = store[Vote.BOOKMARK]
        upvotes = store[Vote.UP]

        def decorate(post):
            post.has_bookmark = post.id in bookmarks
            post.has_upvote = post.id in upvotes

        # Add attributes by mutating the objects
        map(decorate, thread + [obj])

        # Additional attributes used during rendering
        obj.tree = tree
        obj.answers = answers

        # Add the more like this field
        post = super(PostDetails, self).get_object()

        return obj
コード例 #2
0
    def get_object(self):
        obj = super(PostDetails, self).get_object()

        # Raise 404 if a deleted post is viewed by an anonymous user
        if (obj.status == Post.DELETED):
            raise Http404()

        # Adds the permissions
        obj = post_permissions(request=self.request, post=obj)

        # This will be piggybacked on the main object.
        obj.sub = Subscription.get_sub(post=obj)

        # Bail out if not at top level.
        if not obj.is_toplevel:
            return obj

        # Populate the object to build a tree that contains all posts in the thread.
        # Answers sorted before comments.
        thread = [post_permissions(request=self.request, post=post) for post in Post.objects.get_thread(obj)]

        # Do a little preprocessing.
        answers = [p for p in thread if p.type == Post.ANSWER and not p.is_fake_test_data]

        tree = OrderedDict()
        for post in thread:
            if post.type == Post.COMMENT:
                tree.setdefault(post.parent_id, []).append(post)

        store = {Vote.UP: set(), Vote.BOOKMARK: set()}

        pids = [p.id for p in thread]
        votes = Vote.objects.filter(post_id__in=pids).values_list("post_id", "type")

        for post_id, vote_type in votes:
            store.setdefault(vote_type, set()).add(post_id)

        # Shortcuts to each storage.
        bookmarks = store[Vote.BOOKMARK]
        upvotes = store[Vote.UP]

        # Can the current user accept answers
        can_accept = True

        def decorate(post):
            post.has_bookmark = post.id in bookmarks
            post.has_upvote = post.id in upvotes
            post.can_accept = can_accept or post.has_accepted

        # Add attributes by mutating the objects
        map(decorate, thread + [obj])

        # Additional attributes used during rendering
        obj.tree = tree
        obj.answers = answers

        return obj
コード例 #3
0
 def get(self, request, *args, **kwargs):
     post = self.get_obj()
     post = post_permissions(request, post)
     if not post.is_editable:
         messages.warning(request, "You may not moderate this post")
         return HttpResponseRedirect(post.root.get_absolute_url())
     form = self.form_class(pk=post.id)
     context = dict(form=form, post=post)
     return render(request, self.template_name, context)
コード例 #4
0
    def get_object(self):
        user = self.request.user

        obj = super(PostDetails, self).get_object()

        # Update the post views.
        Post.update_post_views(obj, request=self.request)

        # Adds the permissions
        obj = post_permissions(request=self.request, post=obj)

        # This will be piggybacked on the main object.
        obj.sub = Subscription.get_sub(post=obj, user=user)

        # Bail out if not at top level.
        if not obj.is_toplevel:
            return obj

        # Populate the object to build a tree that contains all posts in the thread.
        # Answers sorted before comments.
        thread = [
            post_permissions(request=self.request, post=post)
            for post in Post.objects.get_thread(obj, user)
        ]

        # Do a little preprocessing.
        answers = [p for p in thread if p.type == Post.ANSWER]

        tree = OrderedDict()
        for post in thread:

            if post.type == Post.COMMENT:
                tree.setdefault(post.parent_id, []).append(post)

        store = {Vote.UP: set(), Vote.DOWN: set(), Vote.BOOKMARK: set()}

        if user.is_authenticated():
            pids = [p.id for p in thread]
            votes = Vote.objects.filter(post_id__in=pids,
                                        author=user).values_list(
                                            "post_id", "type")

            for post_id, vote_type in votes:
                store.setdefault(vote_type, set()).add(post_id)

        # Shortcuts to each storage.
        bookmarks = store[Vote.BOOKMARK]
        upvotes = store[Vote.UP]
        downvotes = store[Vote.DOWN]

        # Can the current user accept answers
        can_accept = obj.author == user

        def decorate(post):
            post.has_bookmark = post.id in bookmarks
            post.has_upvote = post.id in upvotes
            post.has_downvote = post.id in downvotes
            post.can_accept = can_accept or post.has_accepted

        # Add attributes by mutating the objects
        map(decorate, thread + [obj])

        # Additional attributes used during rendering
        obj.tree = tree
        obj.answers = answers

        # Add the more like this field
        post = super(PostDetails, self).get_object()

        return obj
コード例 #5
0
    def post(self, request, *args, **kwargs):
        user = request.user

        post = self.get_obj()
        post = post_permissions(request, post)

        # The default return url
        response = HttpResponseRedirect(post.root.get_absolute_url())

        if not post.is_editable:
            messages.warning(request, "You may not moderate this post")
            return response

        # Initialize the form class.
        form = self.form_class(request.POST, pk=post.id)

        # Bail out on errors.
        if not form.is_valid():
            messages.error(request, "%s" % form.errors)
            return response

        # A shortcut to the clean form data.
        get = form.cleaned_data.get

        # These will be used in updates, will bypasses signals.
        query = Post.objects.filter(pk=post.id)
        root  = Post.objects.filter(pk=post.root_id)

        action = get('action')
        if action == (OPEN, TOGGLE_ACCEPT) and not user.is_moderator:
            messages.error(request, "Only a moderator may open or toggle a post")
            return response

        if action == TOGGLE_ACCEPT and post.type == Post.ANSWER:
            # Toggle post acceptance.
            post.has_accepted=not post.has_accepted
            post.save()
            has_accepted = Post.objects.filter(root=post.root, type=Post.ANSWER, has_accepted=True).count()
            root.update(has_accepted=has_accepted)
            return response

        if action == MOVE_TO_ANSWER and post.type == Post.COMMENT:
            # This is a valid action only for comments.
            messages.success(request, "Moved post to answer")
            query.update(type=Post.ANSWER, parent=post.root)
            root.update(reply_count=F("reply_count") + 1)
            return response

        if action == MOVE_TO_COMMENT and post.type == Post.ANSWER:
            # This is a valid action only for answers.
            messages.success(request, "Moved post to answer")
            query.update(type=Post.COMMENT, parent=post.root)
            root.update(reply_count=F("reply_count") - 1)
            return response

        # Some actions are valid on top level posts only.
        if action in (CLOSE_OFFTOPIC, DUPLICATE) and not post.is_toplevel:
            messages.warning(request, "You can only close or open a top level post")
            return response

        if action == OPEN:
            query.update(status=Post.OPEN)
            messages.success(request, "Opened post: %s" % post.title)
            return response

        if action in CLOSE_OFFTOPIC:
            query.update(status=Post.CLOSED)
            messages.success(request, "Closed post: %s" % post.title)
            content = html.render(name="messages/offtopic_posts.html", user=post.author, comment=get("comment"), post=post)
            comment = Post(content=content, type=Post.COMMENT, parent=post, author=user)
            comment.save()
            return response

        if action == CROSSPOST:
            content = html.render(name="messages/crossposted.html", user=post.author, comment=get("comment"), post=post)
            comment = Post(content=content, type=Post.COMMENT, parent=post, author=user)
            comment.save()
            return response

        if action == DUPLICATE:
            query.update(status=Post.CLOSED)
            posts = Post.objects.filter(id__in=get("dupe"))
            content = html.render(name="messages/duplicate_posts.html", user=post.author, comment=get("comment"), posts=posts)
            comment = Post(content=content, type=Post.COMMENT, parent=post, author=user)
            comment.save()
            return response

        if action == DELETE:

            # Delete marks a post deleted but does not remove it.
            # Remove means to delete the post from the database with no trace.

            # Posts with children or older than some value can only be deleted not removed

            # The children of a post.
            children = Post.objects.filter(parent_id=post.id).exclude(pk=post.id)

            # The condition where post can only be deleted.
            delete_only = children or post.age_in_days > 7 or post.vote_count > 1 or (post.author != user)

            if delete_only:
                # Deleted posts can be undeleted by re-opening them.
                query.update(status=Post.DELETED)
                messages.success(request, "Deleted post: %s" % post.title)
                response = HttpResponseRedirect(post.root.get_absolute_url())
            else:
                # This will remove the post. Redirect depends on the level of the post.
                url = "/" if post.is_toplevel else post.parent.get_absolute_url()
                post.delete()
                messages.success(request, "Removed post: %s" % post.title)
                response = HttpResponseRedirect(url)

            # Recompute post reply count
            post.update_reply_count()

            return response

        # By this time all actions should have been performed
        messages.warning(request, "That seems to be an invalid action for that post. \
                It is probably ok! Actions may be shown even when not valid.")
        return response
コード例 #6
0
ファイル: views.py プロジェクト: aditya1904/biostar-central
    def get_object(self):
        user = self.request.user

        obj = super(PostDetails, self).get_object()

        # Raise 404 if a deleted post is viewed by an anonymous user
        if (obj.status == Post.DELETED) and not self.request.user.is_moderator:
            raise Http404()

        # Update the post views.
        Post.update_post_views(obj, request=self.request)

        # Adds the permissions
        obj = post_permissions(request=self.request, post=obj)

        # This will be piggybacked on the main object.
        obj.sub = Subscription.get_sub(post=obj, user=user)

        # Bail out if not at top level.
        if not obj.is_toplevel:
            return obj

        # Populate the object to build a tree that contains all posts in the thread.
        # Answers sorted before comments.
        thread = [post_permissions(request=self.request, post=post) for post in Post.objects.get_thread(obj, user)]

        # Do a little preprocessing.
        answers = [p for p in thread if p.type == Post.ANSWER]

        tree = OrderedDict()
        for post in thread:

            if post.type == Post.COMMENT:
                tree.setdefault(post.parent_id, []).append(post)

        store = {Vote.UP: set(), Vote.BOOKMARK: set()}

        if user.is_authenticated():
            pids = [p.id for p in thread]
            votes = Vote.objects.filter(post_id__in=pids, author=user).values_list("post_id", "type")

            for post_id, vote_type in votes:
                store.setdefault(vote_type, set()).add(post_id)
        
        
        # Shortcuts to each storage.
        bookmarks = store[Vote.BOOKMARK]
        upvotes = store[Vote.UP]
        
        # Can the current user accept answers
        can_accept = obj.author == user
        
        def decorate(post):
            post.has_bookmark = post.id in bookmarks
            post.has_upvote = post.id in upvotes
            post.can_accept = can_accept or post.has_accepted

        # Add attributes by mutating the objects
        decorate(obj)
        for post in thread:
            decorate(post)
        

        # Additional attributes used during rendering
        obj.tree = tree
        obj.answers = answers

        # Add the more like this field
        post = super(PostDetails, self).get_object()

        return obj
コード例 #7
0
    def get_object(self):
        obj = super(PostDetails, self).get_object()

        # Raise 404 if a deleted post is viewed by an anonymous user
        if (obj.status == Post.DELETED):
            raise Http404()

        # Adds the permissions
        obj = post_permissions(request=self.request, post=obj)

        # This will be piggybacked on the main object.
        obj.sub = Subscription.get_sub(post=obj)

        # Awards
        bounty_sats = 0
        awards = []
        bounties = Bounty.objects.filter(post_id=obj,
                                         is_active=True,
                                         is_payed=False).order_by("created")

        for b in bounties:
            bounty_sats += b.amt
            awards += BountyAward.objects.filter(bounty=b)

        if bounty_sats == 0:
            bounty_sats = None

        obj.bounty_sats = bounty_sats

        awards_dict = {}
        first_active_bounty = bounties.first()

        claim_delta_days = int(
            settings.CLAIM_TIMEDELTA.total_seconds() / 60.0 / 60.0 / 24.0, )

        if first_active_bounty:
            for award in awards:
                if not first_active_bounty.award_time:
                    msg = "award {} exists yet award_time is not set on the Bounty!".format(
                        award.id)
                    logger.error(msg)
                    raise Exception(msg)

                this_award_granted = None
                this_award_expansion_time = None
                this_award_expanded = None
                this_award_anticipated = None
                this_preliminary_award_time = None
                this_take_custody_url = reverse("take-custody",
                                                kwargs={"award_id": award.id})

                if first_active_bounty.award_time <= timezone.now():
                    this_award_granted = True

                    award_expansion_time = first_active_bounty.award_time + settings.CLAIM_TIMEDELTA
                    this_award_expansion_time = award_expansion_time

                    if award_expansion_time >= timezone.now():
                        this_award_expanded = False
                    else:
                        this_award_expanded = True

                else:
                    this_award_anticipated = True
                    this_preliminary_award_time = first_active_bounty.award_time

                awards_dict[award.post.id] = AwardView(
                    take_custody_url=this_take_custody_url,
                    award_granted=this_award_granted,
                    award_expansion_time=this_award_expansion_time,
                    award_expanded=this_award_expanded,
                    award_anticipated=this_award_anticipated,
                    preliminary_award_time=this_preliminary_award_time,
                    claim_delta_days=claim_delta_days)

        obj.awards = awards_dict

        # Stop adding info if not at top level.
        if not obj.is_toplevel:
            return obj

        # Populate the object to build a tree that contains all posts in the thread.
        # Answers sorted before comments.
        thread = [
            post_permissions(request=self.request, post=post)
            for post in Post.objects.get_thread(obj)
        ]

        # Do a little preprocessing.
        answers = [
            p for p in thread
            if p.type == Post.ANSWER and not p.is_fake_test_data
        ]

        tree = OrderedDict()
        for post in thread:
            if post.type == Post.COMMENT:
                tree.setdefault(post.parent_id, []).append(post)

        store = {Vote.UP: set(), Vote.BOOKMARK: set()}

        pids = [p.id for p in thread]
        votes = Vote.objects.filter(post_id__in=pids).values_list(
            "post_id", "type")

        for post_id, vote_type in votes:
            store.setdefault(vote_type, set()).add(post_id)

        # Shortcuts to each storage.
        bookmarks = store[Vote.BOOKMARK]
        upvotes = store[Vote.UP]

        # Can the current user accept answers
        can_accept = True

        def decorate(post):
            post.has_bookmark = post.id in bookmarks
            post.has_upvote = post.id in upvotes
            post.can_accept = can_accept or post.has_accepted

        # Add attributes by mutating the objects
        map(decorate, thread + [obj])

        # Additional attributes used during rendering
        obj.tree = tree
        obj.answers = answers

        return obj