hashtag UI #184

app/__init__.py

@@ -103,6 +103,9 @@ def create_app(config_class=Config):
     from app.search import bp as search_bp
     app.register_blueprint(search_bp)
 
+    from app.tag import bp as tag_bp
+    app.register_blueprint(tag_bp)
+
     # send error reports via email
     if app.config['MAIL_SERVER'] and app.config['MAIL_ERRORS']:
         auth = None

app/activitypub/util.py

@@ -161,7 +161,8 @@ def post_to_activity(post: Post, community: Community):
                 'language': {
                     'identifier': post.language_code(),
                     'name': post.language_name()
-                }
+                },
+                'tag': post.tags_for_activitypub()
             },
             "cc": [
                 f"https://{current_app.config['SERVER_NAME']}/c/{community.name}"
@@ -208,7 +209,12 @@ def post_to_page(post: Post, community: Community):
         "sensitive": post.nsfw or post.nsfl,
         "published": ap_datetime(post.created_at),
         "stickied": post.sticky,
-        "audience": f"https://{current_app.config['SERVER_NAME']}/c/{community.name}"
+        "audience": f"https://{current_app.config['SERVER_NAME']}/c/{community.name}",
+        "tag": post.tags_for_activitypub(),
+        'language': {
+            'identifier': post.language_code(),
+            'name': post.language_name()
+        },
     }
     if post.edited_at is not None:
         activity_data["updated"] = ap_datetime(post.edited_at)
@@ -385,7 +391,7 @@ def find_hashtag_or_create(hashtag: str) -> Tag:
     if existing_tag:
         return existing_tag
     else:
-        new_tag = Tag(name=hashtag.lower(), display_as=hashtag)
+        new_tag = Tag(name=hashtag.lower(), display_as=hashtag, post_count=1)
         db.session.add(new_tag)
         return new_tag
 

app/cli.py

@@ -7,7 +7,7 @@ from datetime import datetime, timedelta
 import flask
 from flask import json, current_app
 from flask_babel import _
-from sqlalchemy import or_, desc
+from sqlalchemy import or_, desc, text
 from sqlalchemy.orm import configure_mappers
 
 from app import db
@@ -19,7 +19,8 @@ from app.auth.util import random_token
 from app.constants import NOTIF_COMMUNITY, NOTIF_POST, NOTIF_REPLY
 from app.email import send_verification_email, send_email
 from app.models import Settings, BannedInstances, Interest, Role, User, RolePermission, Domain, ActivityPubLog, \
-    utcnow, Site, Instance, File, Notification, Post, CommunityMember, NotificationSubscription, PostReply, Language
+    utcnow, Site, Instance, File, Notification, Post, CommunityMember, NotificationSubscription, PostReply, Language, \
+    Tag
 from app.utils import file_get_contents, retrieve_block_list, blocked_domains, retrieve_peertube_block_list, \
     shorten_string
 
@@ -168,6 +169,12 @@ def register(app):
             db.session.query(ActivityPubLog).filter(ActivityPubLog.created_at < utcnow() - timedelta(days=3)).delete()
             db.session.commit()
 
+            for tag in Tag.query.all():
+                post_count = db.session.execute(text('SELECT COUNT(post_id) as c FROM "post_tag" WHERE tag_id = :tag_id'),
+                                                { 'tag_id': tag.id}).scalar()
+                tag.post_count = post_count
+                db.session.commit()
+
     @app.cli.command("spaceusage")
     def spaceusage():
         with app.app_context():

app/community/forms.py

@@ -93,9 +93,10 @@ class BanUserCommunityForm(FlaskForm):
 
 
 class CreateDiscussionForm(FlaskForm):
-    communities = SelectField(_l('Community'), validators=[DataRequired()], coerce=int)
+    communities = SelectField(_l('Community'), validators=[DataRequired()], coerce=int, render_kw={'class': 'form-select'})
     discussion_title = StringField(_l('Title'), validators=[DataRequired(), Length(min=3, max=255)])
     discussion_body = TextAreaField(_l('Body'), validators=[Optional(), Length(min=3, max=5000)], render_kw={'rows': 5})
+    tags = StringField(_l('Tags'), validators=[Optional(), Length(min=3, max=5000)])
     sticky = BooleanField(_l('Sticky'))
     nsfw = BooleanField(_l('NSFW'))
     nsfl = BooleanField(_l('Gore/gross'))
@@ -105,11 +106,12 @@ class CreateDiscussionForm(FlaskForm):
 
 
 class CreateLinkForm(FlaskForm):
-    communities = SelectField(_l('Community'), validators=[DataRequired()], coerce=int)
+    communities = SelectField(_l('Community'), validators=[DataRequired()], coerce=int, render_kw={'class': 'form-select'})
     link_title = StringField(_l('Title'), validators=[DataRequired(), Length(min=3, max=255)])
     link_body = TextAreaField(_l('Body'), validators=[Optional(), Length(min=3, max=5000)], render_kw={'rows': 5})
     link_url = StringField(_l('URL'), validators=[DataRequired(), Regexp(r'^https?://', message='Submitted links need to start with "http://"" or "https://"')],
                            render_kw={'placeholder': 'https://...'})
+    tags = StringField(_l('Tags'), validators=[Optional(), Length(min=3, max=5000)])
     sticky = BooleanField(_l('Sticky'))
     nsfw = BooleanField(_l('NSFW'))
     nsfl = BooleanField(_l('Gore/gross'))
@@ -126,11 +128,12 @@ class CreateLinkForm(FlaskForm):
 
 
 class CreateVideoForm(FlaskForm):
-    communities = SelectField(_l('Community'), validators=[DataRequired()], coerce=int)
+    communities = SelectField(_l('Community'), validators=[DataRequired()], coerce=int, render_kw={'class': 'form-select'})
     video_title = StringField(_l('Title'), validators=[DataRequired(), Length(min=3, max=255)])
     video_body = TextAreaField(_l('Body'), validators=[Optional(), Length(min=3, max=5000)], render_kw={'rows': 5})
     video_url = StringField(_l('URL'), validators=[DataRequired(), Regexp(r'^https?://', message='Submitted links need to start with "http://"" or "https://"')],
                            render_kw={'placeholder': 'https://...'})
+    tags = StringField(_l('Tags'), validators=[Optional(), Length(min=3, max=5000)])
     sticky = BooleanField(_l('Sticky'))
     nsfw = BooleanField(_l('NSFW'))
     nsfl = BooleanField(_l('Gore/gross'))
@@ -147,11 +150,12 @@ class CreateVideoForm(FlaskForm):
 
 
 class CreateImageForm(FlaskForm):
-    communities = SelectField(_l('Community'), validators=[DataRequired()], coerce=int)
+    communities = SelectField(_l('Community'), validators=[DataRequired()], coerce=int, render_kw={'class': 'form-select'})
     image_title = StringField(_l('Title'), validators=[DataRequired(), Length(min=3, max=255)])
     image_alt_text = StringField(_l('Alt text'), validators=[Optional(), Length(min=3, max=255)])
     image_body = TextAreaField(_l('Body'), validators=[Optional(), Length(min=3, max=5000)], render_kw={'rows': 5})
     image_file = FileField(_l('Image'), validators=[DataRequired()])
+    tags = StringField(_l('Tags'), validators=[Optional(), Length(min=3, max=5000)])
     sticky = BooleanField(_l('Sticky'))
     nsfw = BooleanField(_l('NSFW'))
     nsfl = BooleanField(_l('Gore/gross'))

app/community/routes.py

@@ -796,7 +796,8 @@ def federate_post(community, post):
         'language': {
             'identifier': post.language_code(),
             'name': post.language_name()
-        }
+        },
+        'tag': post.tags_for_activitypub()
     }
     create = {
         "id": f"https://{current_app.config['SERVER_NAME']}/activities/create/{gibberish(15)}",
@@ -890,7 +891,8 @@ def federate_post_to_user_followers(post):
         'language': {
             'identifier': post.language_code(),
             'name': post.language_name()
-        }
+        },
+        'tag': post.tags_for_activitypub()
     }
     create = {
         "id": f"https://{current_app.config['SERVER_NAME']}/activities/create/{gibberish(15)}",

app/community/util.py

@@ -10,14 +10,15 @@ from pillow_heif import register_heif_opener
 
 from app import db, cache, celery
 from app.activitypub.signature import post_request, default_context
-from app.activitypub.util import find_actor_or_create, actor_json_to_model, post_json_to_model, ensure_domains_match
+from app.activitypub.util import find_actor_or_create, actor_json_to_model, post_json_to_model, ensure_domains_match, \
+    find_hashtag_or_create
 from app.constants import POST_TYPE_ARTICLE, POST_TYPE_LINK, POST_TYPE_IMAGE, POST_TYPE_VIDEO, NOTIF_POST
 from app.models import Community, File, BannedInstances, PostReply, PostVote, Post, utcnow, CommunityMember, Site, \
-    Instance, Notification, User, ActivityPubLog, NotificationSubscription, Language
+    Instance, Notification, User, ActivityPubLog, NotificationSubscription, Language, Tag
 from app.utils import get_request, gibberish, markdown_to_html, domain_from_url, allowlist_html, \
     is_image_url, ensure_directory_exists, inbox_domain, post_ranking, shorten_string, parse_page, \
     remove_tracking_from_link, ap_datetime, instance_banned, blocked_phrases
-from sqlalchemy import func, desc
+from sqlalchemy import func, desc, text
 import os
 
 
@@ -384,7 +385,10 @@ def save_post(form, post: Post, type: str):
                     return
 
         db.session.add(post)
-        db.session.commit()
+    else:
+        db.session.execute(text('DELETE FROM "post_tag" WHERE post_id = :post_id'), { 'post_id': post.id})
+    post.tags = tags_from_string(form.tags.data)
+    db.session.commit()
 
     # Notify author about replies
     # Remove any subscription that currently exists
@@ -404,6 +408,22 @@ def save_post(form, post: Post, type: str):
     db.session.commit()
 
 
+def tags_from_string(tags: str) -> List[Tag]:
+    return_value = []
+    tags = tags.strip()
+    if tags == '':
+        return []
+    tag_list = tags.split(',')
+    tag_list = [tag.strip() for tag in tag_list]
+    for tag in tag_list:
+        if tag[0] == '#':
+            tag = tag[1:]
+        tag_to_append = find_hashtag_or_create(tag)
+        if tag_to_append:
+            return_value.append(tag_to_append)
+    return return_value
+
+
 def delete_post_from_community(post_id):
     if current_app.debug:
         delete_post_from_community_task(post_id)

app/models.py

@@ -174,6 +174,8 @@ class Tag(db.Model):
     id = db.Column(db.Integer, primary_key=True)
     name = db.Column(db.String(256), index=True)    # lowercase version of tag, e.g. solarstorm
     display_as = db.Column(db.String(256))          # Version of tag with uppercase letters, e.g. SolarStorm
+    post_count = db.Column(db.Integer, default=0)
+    banned = db.Column(db.Boolean, default=False, index=True)
 
 
 class Language(db.Model):
@@ -1019,6 +1021,14 @@ class Post(db.Model):
         else:
             return 'English'
 
+    def tags_for_activitypub(self):
+        return_value = []
+        for tag in self.tags:
+            return_value.append({'type': 'Hashtag',
+                                 'href': f'https://{current_app.config["SERVER_NAME"]}/tag/{tag.name}',
+                                 'name': f'#{tag.name}'})
+        return return_value
+
 
 class PostReply(db.Model):
     query_class = FullTextSearchQuery

app/post/routes.py

@@ -14,7 +14,7 @@ from app.community.util import save_post, send_to_remote_instance
 from app.inoculation import inoculation
 from app.post.forms import NewReplyForm, ReportPostForm, MeaCulpaForm
 from app.community.forms import CreateLinkForm, CreateImageForm, CreateDiscussionForm, CreateVideoForm
-from app.post.util import post_replies, get_comment_branch, post_reply_count
+from app.post.util import post_replies, get_comment_branch, post_reply_count, tags_to_string
 from app.constants import SUBSCRIPTION_MEMBER, SUBSCRIPTION_OWNER, SUBSCRIPTION_MODERATOR, POST_TYPE_LINK, \
     POST_TYPE_IMAGE, \
     POST_TYPE_ARTICLE, POST_TYPE_VIDEO, NOTIF_REPLY, NOTIF_POST
@@ -863,6 +863,7 @@ def post_edit_discussion_post(post_id: int):
             form.nsfl.data = post.nsfl
             form.sticky.data = post.sticky
             form.language_id.data = post.language_id
+            form.tags.data = tags_to_string(post)
             if not (post.community.is_moderator() or post.community.is_owner() or current_user.is_admin()):
                 form.sticky.render_kw = {'disabled': True}
             return render_template('post/post_edit_discussion.html', title=_('Edit post'), form=form, post=post,
@@ -948,6 +949,7 @@ def post_edit_image_post(post_id: int):
             form.nsfl.data = post.nsfl
             form.sticky.data = post.sticky
             form.language_id.data = post.language_id
+            form.tags.data = tags_to_string(post)
             if not (post.community.is_moderator() or post.community.is_owner() or current_user.is_admin()):
                 form.sticky.render_kw = {'disabled': True}
             return render_template('post/post_edit_image.html', title=_('Edit post'), form=form, post=post,
@@ -1033,6 +1035,7 @@ def post_edit_link_post(post_id: int):
             form.nsfl.data = post.nsfl
             form.sticky.data = post.sticky
             form.language_id.data = post.language_id
+            form.tags.data = tags_to_string(post)
             if not (post.community.is_moderator() or post.community.is_owner() or current_user.is_admin()):
                 form.sticky.render_kw = {'disabled': True}
             return render_template('post/post_edit_link.html', title=_('Edit post'), form=form, post=post,
@@ -1118,6 +1121,7 @@ def post_edit_video_post(post_id: int):
             form.nsfl.data = post.nsfl
             form.sticky.data = post.sticky
             form.language_id.data = post.language_id
+            form.tags.data = tags_to_string(post)
             if not (post.community.is_moderator() or post.community.is_owner() or current_user.is_admin()):
                 form.sticky.render_kw = {'disabled': True}
             return render_template('post/post_edit_video.html', title=_('Edit post'), form=form, post=post,
@@ -1157,7 +1161,8 @@ def federate_post_update(post):
         'language': {
             'identifier': post.language_code(),
             'name': post.language_name()
-        }
+        },
+        'tag': post.tags_for_activitypub()
     }
     update_json = {
         'id': f"https://{current_app.config['SERVER_NAME']}/activities/update/{gibberish(15)}",
@@ -1241,7 +1246,8 @@ def federate_post_edit_to_user_followers(post):
         'language': {
             'identifier': post.language_code(),
             'name': post.language_name()
-        }
+        },
+        'tag': post.tags_for_activitypub()
     }
     update = {
         "id": f"https://{current_app.config['SERVER_NAME']}/activities/create/{gibberish(15)}",

app/post/util.py

@@ -4,7 +4,7 @@ from flask_login import current_user
 from sqlalchemy import desc, text, or_
 
 from app import db
-from app.models import PostReply
+from app.models import PostReply, Post
 from app.utils import blocked_instances, blocked_users
 
 
@@ -73,3 +73,8 @@ def get_comment_branch(post_id: int, comment_id: int, sort_by: str) -> List[Post
 def post_reply_count(post_id) -> int:
     return db.session.execute(text('SELECT COUNT(id) as c FROM "post_reply" WHERE post_id = :post_id'),
                               {'post_id': post_id}).scalar()
+
+
+def tags_to_string(post: Post) -> str:
+    if post.tags.count() > 0:
+        return ', '.join([tag.name for tag in post.tags])

app/static/styles.css

@@ -774,6 +774,14 @@ div.navbar {
   border: dotted 2px transparent;
 }
 
+.post_tags {
+  list-style: none;
+  padding-left: 0;
+}
+.post_tags .post_tag {
+  display: inline-block;
+}
+
 /* high contrast */
 @media (prefers-contrast: more) {
   :root {

app/static/styles.scss

@@ -366,6 +366,15 @@ div.navbar {
   }
 }
 
+.post_tags {
+  list-style: none;
+  padding-left: 0;
+
+  .post_tag {
+    display: inline-block;
+  }
+}
+
 
 /* high contrast */
 @media (prefers-contrast: more) {

app/tag/__init__.py

@@ -0,0 +1,5 @@
+from flask import Blueprint
+
+bp = Blueprint('tag', __name__)
+
+from app.tag import routes

app/tag/routes.py

@@ -0,0 +1,133 @@
+from random import randint
+
+from flask import redirect, url_for, flash, request, make_response, session, Markup, current_app, abort
+from flask_login import login_user, logout_user, current_user, login_required
+from flask_babel import _
+
+from app import db, constants, cache
+from app.inoculation import inoculation
+from app.models import Post, Community, Tag, post_tag
+from app.tag import bp
+from app.utils import render_template, permission_required, joined_communities, moderating_communities, \
+    user_filters_posts, blocked_instances, blocked_users, blocked_domains
+from sqlalchemy import desc, or_
+
+
+@bp.route('/tag/<tag>', methods=['GET'])
+def show_tag(tag):
+    page = request.args.get('page', 1, type=int)
+
+    tag = Tag.query.filter(Tag.name == tag.lower()).first()
+    if tag:
+
+        posts = Post.query.join(Community, Community.id == Post.community_id). \
+            join(post_tag, post_tag.c.post_id == Post.id).filter(post_tag.c.tag_id == tag.id). \
+            filter(Community.banned == False)
+
+        if current_user.is_anonymous or current_user.ignore_bots:
+            posts = posts.filter(Post.from_bot == False)
+
+        if current_user.is_authenticated:
+            domains_ids = blocked_domains(current_user.id)
+            if domains_ids:
+                posts = posts.filter(or_(Post.domain_id.not_in(domains_ids), Post.domain_id == None))
+            instance_ids = blocked_instances(current_user.id)
+            if instance_ids:
+                posts = posts.filter(or_(Post.instance_id.not_in(instance_ids), Post.instance_id == None))
+            # filter blocked users
+            blocked_accounts = blocked_users(current_user.id)
+            if blocked_accounts:
+                posts = posts.filter(Post.user_id.not_in(blocked_accounts))
+            content_filters = user_filters_posts(current_user.id)
+        else:
+            content_filters = {}
+
+        posts = posts.order_by(desc(Post.posted_at))
+
+        # pagination
+        posts = posts.paginate(page=page, per_page=100, error_out=False)
+        next_url = url_for('tag.show_tag', tag=tag, page=posts.next_num) if posts.has_next else None
+        prev_url = url_for('tag.show_tag', tag=tag, page=posts.prev_num) if posts.has_prev and page != 1 else None
+
+        return render_template('tag/tag.html', tag=tag, title=tag.name, posts=posts,
+                               POST_TYPE_IMAGE=constants.POST_TYPE_IMAGE, POST_TYPE_LINK=constants.POST_TYPE_LINK,
+                               POST_TYPE_VIDEO=constants.POST_TYPE_VIDEO,
+                               next_url=next_url, prev_url=prev_url,
+                               content_filters=content_filters,
+                               moderating_communities=moderating_communities(current_user.get_id()),
+                               joined_communities=joined_communities(current_user.get_id()),
+                               inoculation=inoculation[randint(0, len(inoculation) - 1)]
+                               )
+    else:
+        abort(404)
+
+
+@bp.route('/tags', methods=['GET'])
+def tags():
+    page = request.args.get('page', 1, type=int)
+    search = request.args.get('search', '')
+
+    tags = Tag.query.filter_by(banned=False)
+    if search != '':
+        tags = tags.filter(Tag.name.ilike(f'%{search}%'))
+    tags = tags.order_by(Tag.name)
+    tags = tags.paginate(page=page, per_page=100, error_out=False)
+
+    ban_visibility_permission = False
+
+    if not current_user.is_anonymous:
+        if not current_user.created_recently() and current_user.reputation > 100 or current_user.is_admin():
+            ban_visibility_permission = True
+
+    next_url = url_for('tag.tags', page=tags.next_num) if tags.has_next else None
+    prev_url = url_for('tag.tags', page=tags.prev_num) if tags.has_prev and page != 1 else None
+
+    return render_template('tag/tags.html', title='All known tags', tags=tags,
+                           next_url=next_url, prev_url=prev_url, search=search, ban_visibility_permission=ban_visibility_permission)
+
+
+@bp.route('/tags/banned', methods=['GET'])
+@login_required
+def tags_blocked_list():
+    if not current_user.trustworthy():
+        abort(404)
+
+    page = request.args.get('page', 1, type=int)
+    search = request.args.get('search', '')
+
+    tags = Tag.query.filter_by(banned=True)
+    if search != '':
+        tags = tags.filter(Tag.name.ilike(f'%{search}%'))
+    tags = tags.order_by(Tag.name)
+    tags = tags.paginate(page=page, per_page=100, error_out=False)
+
+    next_url = url_for('tag.tags', page=tags.next_num) if tags.has_next else None
+    prev_url = url_for('tag.tags', page=tags.prev_num) if tags.has_prev and page != 1 else None
+
+    return render_template('tag/tags_blocked.html', title='Tags blocked on this instance', tags=tags,
+                           next_url=next_url, prev_url=prev_url, search=search)
+
+
+@bp.route('/tag/<tag>/ban')
+@login_required
+@permission_required('manage users')
+def tag_ban(tag):
+    tag = Tag.query.filter(Tag.name == tag.lower()).first()
+    if tag:
+        tag.banned = True
+        db.session.commit()
+        tag.purge_content()
+        flash(_('%(name)s banned for all users and all content deleted.', name=tag.name))
+        return redirect(url_for('tag.tags'))
+
+
+@bp.route('/tag/<tag>/unban')
+@login_required
+@permission_required('manage users')
+def tag_unban(tag):
+    tag = Tag.query.filter(Tag.name == tag.lower()).first()
+    if tag:
+        tag.banned = False
+        db.session.commit()
+        flash(_('%(name)s un-banned for all users.', name=tag.name))
+        return redirect(url_for('tag.show_tag', tag=tag.name))

app/templates/community/add_discussion_post.html

@@ -44,6 +44,8 @@
                         <a href="#" aria-hidden="true" class="markdown_editor_enabler create_post_markdown_editor_enabler" data-id="discussion_body">{{ _('Enable markdown editor') }}</a>
                   {% endif %}
             {% endif %}
+            {{ render_field(form.tags) }}
+            <small class="field_hint">{{ _('Separate each tag with a comma.') }}</small>
 
             <div class="row mt-4">
                 <div class="col-md-3">

app/templates/community/add_image_post.html

@@ -46,6 +46,8 @@
                         <a href="#" aria-hidden="true" class="markdown_editor_enabler create_post_markdown_editor_enabler" data-id="image_body">{{ _('Enable markdown editor') }}</a>
                   {% endif %}
               {% endif %}
+            {{ render_field(form.tags) }}
+            <small class="field_hint">{{ _('Separate each tag with a comma.') }}</small>
 
             <div class="row mt-4">
                 <div class="col-md-3">

app/templates/community/add_link_post.html

@@ -45,6 +45,8 @@
                         <a href="#" aria-hidden="true" class="markdown_editor_enabler create_post_markdown_editor_enabler" data-id="link_body">{{ _('Enable markdown editor') }}</a>
                   {% endif %}
             {% endif %}
+            {{ render_field(form.tags) }}
+            <small class="field_hint">{{ _('Separate each tag with a comma.') }}</small>
 
             <div class="row mt-4">
                 <div class="col-md-3">

app/templates/community/add_video_post.html

@@ -46,6 +46,8 @@
                         <a href="#" aria-hidden="true" class="markdown_editor_enabler create_post_markdown_editor_enabler" data-id="link_body">{{ _('Enable markdown editor') }}</a>
                   {% endif %}
             {% endif %}
+            {{ render_field(form.tags) }}
+            <small class="field_hint">{{ _('Separate each tag with a comma.') }}</small>
 
             <div class="row mt-4">
                 <div class="col-md-3">

app/templates/post/_post_full.html

@@ -138,7 +138,18 @@
             </div>
         </div>
     {% endif %}
+
     <div class="post_utilities_bar">
+        {% if post.tags.count() > 0 %}
+            <nav role="navigation">
+                <h3 class="visually-hidden">{{ _('Hashtags') }}</h3>
+                <ul class="post_tags">
+                    {% for tag in post.tags %}
+                        <li class="post_tag small"><a href="{{ url_for('tag.show_tag', tag=tag.name) }}">#{{ tag.display_as }}</a></li>
+                    {% endfor %}
+                </ul>
+            </nav>
+        {% endif %}
         {% if post.cross_posts %}
         <div class="cross_post_button">
             <a href="{{ url_for('post.post_cross_posts', post_id=post.id) }}" aria-label="{{ _('Show cross-posts') }}"

app/templates/post/post_edit_discussion.html

@@ -26,6 +26,8 @@
                     });
                 </script>
             {% endif %}
+            {{ render_field(form.tags) }}
+            <small class="field_hint">{{ _('Separate each tag with a comma.') }}</small>
 
             <div class="row mt-4">
                 <div class="col-md-3">

app/templates/post/post_edit_image.html

@@ -29,6 +29,8 @@
                     });
                 </script>
               {% endif %}
+            {{ render_field(form.tags) }}
+            <small class="field_hint">{{ _('Separate each tag with a comma.') }}</small>
 
             <div class="row mt-4">
                 <div class="col-md-3">

app/templates/post/post_edit_link.html

@@ -27,6 +27,8 @@
                     });
                 </script>
             {% endif %}
+            {{ render_field(form.tags) }}
+            <small class="field_hint">{{ _('Separate each tag with a comma.') }}</small>
             <div class="row mt-4">
                 <div class="col-md-3">
                     {{ render_field(form.notify_author) }}

app/templates/post/post_edit_video.html

@@ -27,6 +27,8 @@
                     });
                 </script>
             {% endif %}
+            {{ render_field(form.tags) }}
+            <small class="field_hint">{{ _('Separate each tag with a comma.') }}</small>
             <div class="row mt-4">
                 <div class="col-md-3">
                     {{ render_field(form.notify_author) }}

app/templates/tag/tag.html

@@ -0,0 +1,72 @@
+{% if theme() and file_exists('app/templates/themes/' + theme() + '/base.html') %}
+    {% extends 'themes/' + theme() + '/base.html' %}
+{% else %}
+    {% extends "base.html" %}
+{% endif %} %}
+{% from 'bootstrap/form.html' import render_form %}
+
+{% block app_content %}
+<div class="row">
+    <div class="col-12 col-md-8 position-relative main_pane">
+        <nav aria-label="breadcrumb" id="breadcrumb_nav" title="Navigation">
+          <ol class="breadcrumb">
+            <li class="breadcrumb-item"><a href="/">{{ _('Home') }}</a></li>
+            <li class="breadcrumb-item"><a href="/tags">{{ _('Tags') }}</a></li>
+            <li class="breadcrumb-item active">{{ tag.name|shorten }}</li>
+          </ol>
+        </nav>
+        <h1 class="mt-2">{{ tag.name }}</h1>
+        <div class="post_list">
+            {% for post in posts.items %}
+                {% include 'post/_post_teaser.html' %}
+            {% else %}
+                <p>{{ _('No posts in this tag yet.') }}</p>
+            {% endfor %}
+        </div>
+
+        <nav aria-label="Pagination" class="mt-4" role="navigation">
+                {% if prev_url %}
+                    <a href="{{ prev_url }}" class="btn btn-primary" rel='nofollow'>
+                        <span aria-hidden="true">&larr;</span> {{ _('Previous page') }}
+                    </a>
+                {% endif %}
+                {% if next_url %}
+                    <a href="{{ next_url }}" class="btn btn-primary" rel='nofollow'>
+                        {{ _('Next page') }} <span aria-hidden="true">&rarr;</span>
+                    </a>
+                {% endif %}
+        </nav>
+    </div>
+
+    <aside id="side_pane" class="col-12 col-md-4 side_pane" role="complementary">
+        {% if current_user.is_authenticated %}
+            <div class="card mt-3">
+                <div class="card-header">
+                     <h2>{{ _('Tag management') }}</h2>
+                </div>
+                <div class="card-body">
+                    <div class="row">
+                        {% if user_access('ban users', current_user.id) or user_access('manage users', current_user.id) %}
+                            {% if tag.banned %}
+                                <div class="col-8">
+                                    <a class="w-100 btn btn-primary confirm_first" href="/tag/{{ tag.name }}/unban">{{ _('Unban') }}</a>
+                                </div>
+                            {% else %}
+                                <div class="col-8">
+                                    <a class="w-100 btn btn-primary confirm_first" href="/tag/{{ tag.name }}/ban">{{ _('Ban instance-wide') }}</a>
+                                </div>
+                            {% endif %}
+                        {% endif %}
+                    </div>
+                </div>
+            </div>
+        {% endif %}
+
+        {% include "_inoculation_links.html" %}
+    </aside>
+</div>
+<div class="row">
+
+
+</div>
+{% endblock %}

app/templates/tag/tags.html

@@ -0,0 +1,66 @@
+{% if theme() and file_exists('app/templates/themes/' + theme() + '/base.html') %}
+    {% extends 'themes/' + theme() + '/base.html' %}
+{% else %}
+    {% extends "base.html" %}
+{% endif %} %}
+{% from 'bootstrap/form.html' import render_form %}
+
+{% block app_content %}
+<div class="row">
+    <div class="col-12 col-md-8 position-relative main_pane">
+        {% if search == '' %}
+            <h1>{{ _('Tags') }}</h1>
+        {% else %}
+            <h1>{{ _('Tags containing "%(search)s"', search=search) }}</h1>
+        {% endif %}
+        {% if not current_user.is_anonymous and current_user.trustworthy() %}
+        <div class="row">
+            <div class="col-auto">
+                <div class="btn-group">
+                    <a href="/tags" class="btn {{ 'btn-primary' if request.path == '/tags' else 'btn-outline-secondary' }}">
+                        {{ _('Tags') }}
+                    </a>
+                    <a href="/tags/banned" class="btn {{ 'btn-primary' if request.path == '/tags/banned' else 'btn-outline-secondary' }}">
+                        {{ _('Banned tags') }}
+                    </a>
+                </div>
+            </div>
+            <div class="col-auto">
+                <form method="get"><input type="search" name="search" value="{{ search }}" placeholder="{{ _('Search') }}" autofocus></form>
+            </div>
+        </div>
+        {% endif %}
+
+        <div class="table-responsive-sm pt-4">
+        <table class="table table-striped">
+            <tr>
+               <th>Tag</th>
+               <th><span title="{{ _('How many times has something using this tag been posted') }}"># Posts</span></th>
+            </tr>
+            {% for tag in tags %}
+                <tr>
+                    <td><a href="{{ url_for('tag.show_tag', tag=tag.name) }}">{{ tag.display_as }}</a></td>
+                    <td>{{ tag.post_count  }}</td>
+                </tr>
+            {% endfor %}
+        </table>
+    </div>
+        <nav aria-label="Pagination" class="mt-4" role="navigation">
+        {% if prev_url %}
+            <a href="{{ prev_url }}" class="btn btn-primary" rel="nofollow">
+                <span aria-hidden="true">&larr;</span> {{ _('Previous page') }}
+            </a>
+        {% endif %}
+        {% if next_url %}
+            <a href="{{ next_url }}" class="btn btn-primary" rel="nofollow">
+                {{ _('Next page') }} <span aria-hidden="true">&rarr;</span>
+            </a>
+        {% endif %}
+        </nav>
+    </div>
+</div>
+
+
+
+{% endblock %}
+

app/templates/tag/tags_blocked.html

@@ -0,0 +1,66 @@
+{% if theme() and file_exists('app/templates/themes/' + theme() + '/base.html') %}
+    {% extends 'themes/' + theme() + '/base.html' %}
+{% else %}
+    {% extends "base.html" %}
+{% endif %} %}
+{% from 'bootstrap/form.html' import render_form %}
+
+{% block app_content %}
+<div class="row">
+    <div class="col-12 col-md-8 position-relative main_pane">
+        {% if search == '' %}
+            <h1>{{ _('Tags') }}</h1>
+        {% else %}
+            <h1>{{ _('Tags containing "%(search)s"', search=search) }}</h1>
+        {% endif %}
+        {% if not current_user.is_anonymous and current_user.trustworthy() %}
+        <div class="row">
+            <div class="col-auto">
+                <div class="btn-group">
+                    <a href="/tags" class="btn {{ 'btn-primary' if request.path == '/tags' else 'btn-outline-secondary' }}">
+                        {{ _('Tags') }}
+                    </a>
+                    <a href="/tags/banned" class="btn {{ 'btn-primary' if request.path == '/tags/banned' else 'btn-outline-secondary' }}">
+                        {{ _('Banned tags') }}
+                    </a>
+                </div>
+            </div>
+            <div class="col-auto">
+                <form method="get"><input type="search" name="search" value="{{ search }}" placeholder="{{ _('Search') }}" autofocus></form>
+            </div>
+        </div>
+        {% endif %}
+
+        <div class="table-responsive-sm pt-4">
+        <table class="table table-striped">
+            <tr>
+               <th>Tag</th>
+               <th><span title="{{ _('How many times has something using this tag been posted') }}"># Posts</span></th>
+            </tr>
+            {% for tag in tags %}
+                <tr>
+                    <td><a href="{{ url_for('tag.show_tag', tag=tag.name) }}">{{ tag.display_as }}</a></td>
+                    <td>{{ tag.post_count  }}</td>
+                </tr>
+            {% endfor %}
+        </table>
+    </div>
+        <nav aria-label="Pagination" class="mt-4" role="navigation">
+        {% if prev_url %}
+            <a href="{{ prev_url }}" class="btn btn-primary" rel="nofollow">
+                <span aria-hidden="true">&larr;</span> {{ _('Previous page') }}
+            </a>
+        {% endif %}
+        {% if next_url %}
+            <a href="{{ next_url }}" class="btn btn-primary" rel="nofollow">
+                {{ _('Next page') }} <span aria-hidden="true">&rarr;</span>
+            </a>
+        {% endif %}
+        </nav>
+    </div>
+</div>
+
+
+
+{% endblock %}
+

migrations/versions/9752fb47d7a6_tag_ban.py

@@ -0,0 +1,36 @@
+"""tag ban
+
+Revision ID: 9752fb47d7a6
+Revises: 20ee24728510
+Create Date: 2024-05-12 12:46:09.954438
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '9752fb47d7a6'
+down_revision = '20ee24728510'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('tag', schema=None) as batch_op:
+        batch_op.add_column(sa.Column('post_count', sa.Integer(), nullable=True))
+        batch_op.add_column(sa.Column('banned', sa.Boolean(), nullable=True))
+        batch_op.create_index(batch_op.f('ix_tag_banned'), ['banned'], unique=False)
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table('tag', schema=None) as batch_op:
+        batch_op.drop_index(batch_op.f('ix_tag_banned'))
+        batch_op.drop_column('banned')
+        batch_op.drop_column('post_count')
+
+    # ### end Alembic commands ###