Adds commenting

works on #59

fedireads/activitypub/__init__.py

@@ -1,8 +1,12 @@
 ''' bring activitypub functions into the namespace '''
 from .actor import get_actor
-from .collection import get_outbox, get_outbox_page, get_add, get_remove, \
-    get_following, get_followers
+from .collection import get_outbox, get_outbox_page
+from .collection import get_add, get_remove
+from .collection import get_following, get_followers
 from .create import get_create
 from .follow import get_follow_request, get_unfollow, get_accept, get_reject
-from .status import get_review, get_review_article, get_status, get_replies, \
-    get_favorite, get_unfavorite, get_add_tag, get_remove_tag, get_replies_page
+from .status import get_review, get_review_article
+from .status import get_comment, get_comment_article
+from .status import get_status, get_replies, get_replies_page
+from .status import get_favorite, get_unfavorite
+from .status import get_add_tag, get_remove_tag

fedireads/activitypub/status.py

@@ -12,6 +12,15 @@ def get_review(review):
     return status
 
 
+def get_comment(comment):
+    ''' fedireads json for book reviews '''
+    status = get_status(comment)
+    status['inReplyToBook'] = comment.book.absolute_id
+    status['fedireadsType'] = comment.status_type
+    status['name'] = comment.name
+    return status
+
+
 def get_review_article(review):
     ''' a book review formatted for a non-fedireads isntance (mastodon) '''
     status = get_status(review)
@@ -24,6 +33,17 @@ def get_review_article(review):
     return status
 
 
+def get_comment_article(comment):
+    ''' a book comment formatted for a non-fedireads isntance (mastodon) '''
+    status = get_status(comment)
+    name = '%s (comment on "%s")' % (
+        comment.name,
+        comment.book.title
+    )
+    status['name'] = name
+    return status
+
+
 def get_status(status):
     ''' create activitypub json for a status '''
     user = status.user

fedireads/forms.py

@@ -41,6 +41,17 @@ class ReviewForm(ModelForm):
 
 
 class CommentForm(ModelForm):
+    class Meta:
+        model = models.Comment
+        fields = ['name', 'content']
+        help_texts = {f: None for f in fields}
+        labels = {
+            'name': 'Title',
+            'content': 'Comment',
+        }
+
+
+class ReplyForm(ModelForm):
     class Meta:
         model = models.Status
         fields = ['content']

fedireads/incoming.py

@@ -236,6 +236,19 @@ def handle_incoming_create(activity):
                 )
             except ValueError:
                 return HttpResponseBadRequest()
+    elif activity['object'].get('fedireadsType') == 'Comment' and \
+            'inReplyToBook' in activity['object']:
+        if user.local:
+            comment_id = activity['object']['id'].split('/')[-1]
+            models.Comment.objects.get(id=comment_id)
+        else:
+            try:
+                status_builder.create_comment_from_activity(
+                    user,
+                    activity['object']
+                )
+            except ValueError:
+                return HttpResponseBadRequest()
     elif not user.local:
         try:
             status = status_builder.create_status_from_activity(

fedireads/migrations/0019_comment.py

@@ -0,0 +1,26 @@
+# Generated by Django 3.0.3 on 2020-03-21 22:43
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('fedireads', '0018_favorite_remote_id'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Comment',
+            fields=[
+                ('status_ptr', models.OneToOneField(auto_created=True, on_delete=django.db.models.deletion.CASCADE, parent_link=True, primary_key=True, serialize=False, to='fedireads.Status')),
+                ('name', models.CharField(max_length=255)),
+                ('book', models.ForeignKey(on_delete=django.db.models.deletion.PROTECT, to='fedireads.Book')),
+            ],
+            options={
+                'abstract': False,
+            },
+            bases=('fedireads.status',),
+        ),
+    ]

fedireads/models/__init__.py

@@ -1,5 +1,6 @@
 ''' bring all the models into the app namespace '''
 from .book import Book, Work, Edition, Author
 from .shelf import Shelf, ShelfBook
-from .status import Status, Review, Favorite, Tag, Notification
-from .user import User, FederatedServer, UserFollows, UserFollowRequest, UserBlocks
+from .status import Status, Review, Comment, Favorite, Tag, Notification
+from .user import User, FederatedServer, UserFollows, UserFollowRequest, \
+    UserBlocks

fedireads/models/status.py

@@ -46,6 +46,17 @@ class Status(FedireadsModel):
         return '%s/%s/%d' % (base_path, model_name, self.id)
 
 
+class Comment(Status):
+    ''' like a review but without a rating and transient '''
+    name = models.CharField(max_length=255)
+    book = models.ForeignKey('Book', on_delete=models.PROTECT)
+
+    def save(self, *args, **kwargs):
+        self.status_type = 'Comment'
+        self.activity_type = 'Article'
+        super().save(*args, **kwargs)
+
+
 class Review(Status):
     ''' a book review '''
     name = models.CharField(max_length=255)

fedireads/outgoing.py

@@ -8,7 +8,7 @@ from urllib.parse import urlencode
 from fedireads import activitypub
 from fedireads import models
 from fedireads.status import create_review, create_status, create_tag, \
-    create_notification
+    create_notification, create_comment
 from fedireads.remote_user import get_or_create_remote_user
 from fedireads.broadcast import get_recipients, broadcast
 
@@ -175,6 +175,24 @@ def handle_review(user, book, name, content, rating):
     broadcast(user, article_create_activity, other_recipients)
 
 
+def handle_comment(user, book, name, content):
+    ''' post a review '''
+    # validated and saves the review in the database so it has an id
+    comment = create_comment(user, book, name, content)
+
+    comment_activity = activitypub.get_comment(comment)
+    comment_create_activity = activitypub.get_create(user, comment_activity)
+    fr_recipients = get_recipients(user, 'public', limit='fedireads')
+    broadcast(user, comment_create_activity, fr_recipients)
+
+    # re-format the activity for non-fedireads servers
+    article_activity = activitypub.get_comment_article(comment)
+    article_create_activity = activitypub.get_create(user, article_activity)
+
+    other_recipients = get_recipients(user, 'public', limit='other')
+    broadcast(user, article_create_activity, other_recipients)
+
+
 def handle_tag(user, book, name):
     ''' tag a book '''
     tag = create_tag(user, book, name)
@@ -195,19 +213,19 @@ def handle_untag(user, book, name):
     broadcast(user, tag_activity, recipients)
 
 
-def handle_comment(user, review, content):
+def handle_reply(user, review, content):
     ''' respond to a review or status '''
     # validated and saves the comment in the database so it has an id
-    comment = create_status(user, content, reply_parent=review)
-    if comment.reply_parent:
+    reply = create_status(user, content, reply_parent=review)
+    if reply.reply_parent:
         create_notification(
-            comment.reply_parent.user,
+            reply.reply_parent.user,
             'REPLY',
             related_user=user,
-            related_status=comment,
+            related_status=reply,
         )
-    comment_activity = activitypub.get_status(comment)
-    create_activity = activitypub.get_create(user, comment_activity)
+    reply_activity = activitypub.get_status(reply)
+    create_activity = activitypub.get_create(user, reply_activity)
 
     recipients = get_recipients(user, 'public')
     broadcast(user, create_activity, recipients)

fedireads/static/js/shared.js

@@ -18,13 +18,39 @@ function interact(e) {
     return true;
 }
 
-function comment(e) {
+function reply(e) {
     e.preventDefault();
     ajaxPost(e.target);
     // TODO: display comment
     return true;
 }
 
+function tabChange(e) {
+    e.preventDefault();
+    var target = e.target.parentElement;
+    var identifier = target.getAttribute('data-id');
+
+    var options_class = target.getAttribute('data-category');
+    var options = document.getElementsByClassName(options_class);
+    for (var i = 0; i < options.length; i++) {
+        if (!options[i].className.includes('hidden')) {
+            options[i].className += ' hidden';
+        }
+    }
+
+    var tabs = target.parentElement.children;
+    for (i = 0; i < tabs.length; i++) {
+        if (tabs[i].getAttribute('data-id') == identifier) {
+            tabs[i].className += ' active';
+        } else {
+            tabs[i].className = tabs[i].className.replace('active', '');
+        }
+    }
+
+    var el = document.getElementById(identifier);
+    el.className = el.className.replace('hidden', '');
+}
+
 function ajaxPost(form) {
     fetch(form.action, {
         method : "POST",

fedireads/status.py

@@ -41,6 +41,36 @@ def create_review(user, possible_book, name, content, rating):
     )
 
 
+def create_comment_from_activity(author, activity):
+    ''' parse an activity json blob into a status '''
+    book = activity['inReplyToBook']
+    book = book.split('/')[-1]
+    name = activity.get('name')
+    content = activity.get('content')
+    published = activity.get('published')
+    remote_id = activity['id']
+
+    comment = create_comment(author, book, name, content, rating)
+    comment.published_date = published
+    comment.remote_id = remote_id
+    comment.save()
+    return comment
+
+
+def create_comment(user, possible_book, name, content):
+    ''' a book comment has been added '''
+    # throws a value error if the book is not found
+    book = get_or_create_book(possible_book)
+    content = sanitize(content)
+
+    return models.Comment.objects.create(
+        user=user,
+        book=book,
+        name=name,
+        content=content,
+    )
+
+
 def create_status_from_activity(author, activity):
     ''' parse a status object out of an activity json blob '''
     content = activity.get('content')
@@ -58,6 +88,7 @@ def create_status_from_activity(author, activity):
 
 
 def create_favorite_from_activity(user, activity):
+    ''' create a new favorite entry '''
     status = get_status(activity['object'])
     remote_id = activity['id']
     try:
@@ -81,6 +112,7 @@ def get_favorite(absolute_id):
 
 
 def get_by_absolute_id(absolute_id, model):
+    ''' generalized function to get from a model with a remote_id field '''
     # check if it's a remote status
     try:
         return model.objects.get(remote_id=absolute_id)

fedireads/templates/snippets/create_status.html

@@ -9,24 +9,32 @@
 </h2>
 
 <div class="tabs secondary">
-    <div class="tab active">
-        Review
+    <div class="tab active" data-id="tab-review-{{ book.id }}" data-category="tab-option-{{ book.id }}">
+        <a href="{{ book.absolute_id }}/review" onclick="tabChange(event)">Review</a>
     </div>
-    <div class="tab">
-        Comment
+    <div class="tab" data-id="tab-comment-{{ book.id }}" data-category="tab-option-{{ book.id }}">
+        <a href="{{ book.absolute_id }}/comment" onclick="tabChange(event)">Comment</a>
     </div>
-    <div class="tab">
+    <div class="tab" data-id="tab-quote-{{ book.id }}" data-category="tab-option-{{ book.id }}">
         Quote
     </div>
 </div>
 
 <div class="book-preview">
     {% include 'snippets/book_cover.html' with book=book %}
-    <form class="review-form" name="review" action="/review/" method="post">
+    <form class="tab-option-{{ book.id }} review-form" name="review" action="/review/" method="post" id="tab-review-{{ book.id }}">
         {% csrf_token %}
-        {# TODO: this shouldn't use the openlibrary key #}
+        {# todo: this shouldn't use the openlibrary key #}
         <input type="hidden" name="book" value="{{ book.openlibrary_key }}"></input>
         {{ review_form.as_p }}
-        <button type="submit">Post review</button>
+        <button type="submit">post review</button>
+    </form>
+
+    <form class="hidden tab-option-{{ book.id }} review-form" name="comment" action="/comment/" method="post" id="tab-comment-{{ book.id }}">
+        {% csrf_token %}
+        {# todo: this shouldn't use the openlibrary key #}
+        <input type="hidden" name="book" value="{{ book.openlibrary_key }}"></input>
+        {{ comment_form.as_p }}
+        <button type="submit">post comment</button>
     </form>
 </div>

fedireads/templates/snippets/interaction.html

@@ -1,11 +1,11 @@
 {% load fr_display %}
 <div class="interaction">
 
-    <form name="comment" action="/comment" method="post" onsubmit="return comment(e_">
+    <form name="reply" action="/reply" method="post" onsubmit="return reply(event)">
         {% csrf_token %}
         <input type="hidden" name="parent" value="{{ activity.id }}"></input>
         <textarea name="content" placeholder="Leave a comment..." id="id_content" required="true"></textarea>
-        <button type="submit" class="comment">
+        <button type="submit">
             <span class="icon icon-comment">
                 <span class="hidden-text">Comment</span>
             </span>

fedireads/templates/snippets/status.html

@@ -8,6 +8,8 @@
             {{ status.content | safe }}
         {% elif status.status_type == 'Review' %}
             reviewed {{ status.book.title }}
+        {% elif status.status_type == 'Comment' %}
+            commented on {{ status.book.title }}
         {% elif status.reply_parent %}
             {% with parent_status=status|parent %}
             replied to {% include 'snippets/username.html' with user=parent_status.user possessive=True %} <a href="{{parent_status.absolute_id }}">{{ parent_status.status_type|lower }}</a>

fedireads/urls.py

@@ -10,7 +10,7 @@ username_regex = r'(?P<username>[\w@\-_\.]+)'
 localname_regex = r'(?P<username>[\w\-_]+)'
 user_path = r'^user/%s' % username_regex
 local_user_path = r'^user/%s' % localname_regex
-status_path = r'%s/(status|review)/(?P<status_id>\d+)' % local_user_path
+status_path = r'%s/(status|review|comment)/(?P<status_id>\d+)' % local_user_path
 
 urlpatterns = [
     path('admin/', admin.site.urls),
@@ -65,9 +65,10 @@ urlpatterns = [
     re_path(r'^user-login/?$', actions.user_login),
     re_path(r'^register/?$', actions.register),
     re_path(r'^review/?$', actions.review),
+    re_path(r'^comment/?$', actions.comment),
     re_path(r'^tag/?$', actions.tag),
     re_path(r'^untag/?$', actions.untag),
-    re_path(r'^comment/?$', actions.comment),
+    re_path(r'^reply/?$', actions.reply),
     re_path(r'^favorite/(?P<status_id>\d+)/?$', actions.favorite),
     re_path(r'^unfavorite/(?P<status_id>\d+)/?$', actions.unfavorite),
     re_path(r'^shelve/?$', actions.shelve),

fedireads/view_actions.py

@@ -100,7 +100,7 @@ def shelve(request):
 
 @login_required
 def review(request):
-    ''' create a book review note '''
+    ''' create a book review '''
     form = forms.ReviewForm(request.POST)
     book_identifier = request.POST.get('book')
     # TODO: better failure behavior
@@ -116,6 +116,23 @@ def review(request):
     return redirect('/book/%s' % book_identifier)
 
 
+@login_required
+def comment(request):
+    ''' create a book comment '''
+    form = forms.CommentForm(request.POST)
+    book_identifier = request.POST.get('book')
+    # TODO: better failure behavior
+    if not form.is_valid():
+        return redirect('/book/%s' % book_identifier)
+
+    # TODO: validation, htmlification
+    name = form.data.get('name')
+    content = form.data.get('content')
+
+    outgoing.handle_comment(request.user, book_identifier, name, content)
+    return redirect('/book/%s' % book_identifier)
+
+
 @login_required
 def tag(request):
     ''' tag a book '''
@@ -139,15 +156,15 @@ def untag(request):
 
 
 @login_required
-def comment(request):
+def reply(request):
     ''' respond to a book review '''
-    form = forms.CommentForm(request.POST)
+    form = forms.ReplyForm(request.POST)
     # this is a bit of a formality, the form is just one text field
     if not form.is_valid():
         return redirect('/')
     parent_id = request.POST['parent']
     parent = models.Status.objects.get(id=parent_id)
-    outgoing.handle_comment(request.user, parent, form.data['content'])
+    outgoing.handle_reply(request.user, parent, form.data['content'])
     return redirect('/')
 
 

fedireads/views.py

@@ -91,6 +91,7 @@ def home_tab(request, tab):
         ],
         'active_tab': tab,
         'review_form': forms.ReviewForm(),
+        'comment_form': forms.CommentForm(),
     }
     return TemplateResponse(request, 'feed.html', data)