Minor enhancements

greybook/blueprints/admin.py

@@ -1,6 +1,6 @@
 import os
 
-from flask import Blueprint, current_app, flash, redirect, render_template, request, url_for
+from flask import Blueprint, abort, current_app, flash, redirect, render_template, request, url_for
 from flask_ckeditor import upload_fail, upload_success
 from flask_login import current_user, login_required
 from sqlalchemy import select
@@ -43,10 +43,12 @@ def settings():
 @login_required
 def manage_post():
     page = request.args.get('page', 1, type=int)
+    per_page = current_app.config['GREYBOOK_MANAGE_POST_PER_PAGE']
+    stmt = select(Post).order_by(Post.created_at.desc())
     pagination = db.paginate(
-        select(Post).order_by(Post.created_at.desc()),
+        stmt,
         page=page,
-        per_page=current_app.config['GREYBOOK_MANAGE_POST_PER_PAGE'],
+        per_page=per_page,
         error_out=False,
     )
     if page > pagination.pages:
@@ -75,7 +77,7 @@ def new_post():
 @login_required
 def edit_post(post_id):
     form = PostForm()
-    post = db.get_or_404(Post, post_id)
+    post = db.session.get(Post, post_id) or abort(404)
     if form.validate_on_submit():
         post.title = form.title.data
         post.body = form.body.data
@@ -93,7 +95,7 @@ def edit_post(post_id):
 @admin_bp.route('/post/<int:post_id>/delete', methods=['POST'])
 @login_required
 def delete_post(post_id):
-    post = db.get_or_404(Post, post_id)
+    post = db.session.get(Post, post_id) or abort(404)
     post.delete()
     flash('Post deleted.', 'success')
     return redirect_back()
@@ -102,7 +104,7 @@ def delete_post(post_id):
 @admin_bp.route('/post/<int:post_id>/set-comment', methods=['POST'])
 @login_required
 def set_comment(post_id):
-    post = db.get_or_404(Post, post_id)
+    post = db.session.get(Post, post_id) or abort(404)
     if post.can_comment:
         post.can_comment = False
         flash('Comment disabled.', 'success')
@@ -127,8 +129,9 @@ def manage_comment():
     else:
         filtered_comments = select(Comment)
 
+    stmt = filtered_comments.order_by(Comment.created_at.desc())
     pagination = db.paginate(
-        filtered_comments.order_by(Comment.created_at.desc()),
+        stmt,
         page=page,
         per_page=per_page,
         error_out=False,
@@ -142,7 +145,7 @@ def manage_comment():
 @admin_bp.route('/comment/<int:comment_id>/approve', methods=['POST'])
 @login_required
 def approve_comment(comment_id):
-    comment = db.get_or_404(Comment, comment_id)
+    comment = db.session.get(Comment, comment_id) or abort(404)
     comment.reviewed = True
     db.session.commit()
     flash('Comment published.', 'success')
@@ -152,7 +155,8 @@ def approve_comment(comment_id):
 @admin_bp.route('/comments/approve', methods=['POST'])
 @login_required
 def approve_all_comment():
-    comments = db.session.execute(select(Comment).filter_by(reviewed=False)).scalars().all()
+    stmt = select(Comment).filter_by(reviewed=False)
+    comments = db.session.scalars(stmt).all()
     for comment in comments:
         comment.reviewed = True
     db.session.commit()
@@ -163,7 +167,7 @@ def approve_all_comment():
 @admin_bp.route('/comment/<int:comment_id>/delete', methods=['POST'])
 @login_required
 def delete_comment(comment_id):
-    comment = db.get_or_404(Comment, comment_id)
+    comment = db.session.get(Comment, comment_id) or abort(404)
     db.session.delete(comment)
     db.session.commit()
     flash('Comment deleted.', 'success')
@@ -194,7 +198,7 @@ def new_category():
 @login_required
 def edit_category(category_id):
     form = CategoryForm()
-    category = db.get_or_404(Category, category_id)
+    category = db.session.get(Category, category_id) or abort(404)
     if category.id == 1:
         flash('You can not edit the default category.', 'warning')
         return redirect(url_for('blog.index'))
@@ -212,7 +216,7 @@ def edit_category(category_id):
 @admin_bp.route('/category/<int:category_id>/delete', methods=['POST'])
 @login_required
 def delete_category(category_id):
-    category = db.get_or_404(Category, category_id)
+    category = db.session.get(Category, category_id) or abort(404)
     if category.id == 1:
         flash('You can not delete the default category.', 'warning')
         return redirect(url_for('blog.index'))
@@ -246,7 +250,7 @@ def new_link():
 @login_required
 def edit_link(link_id):
     form = LinkForm()
-    link = db.get_or_404(Link, link_id)
+    link = db.session.get(Link, link_id) or abort(404)
     if form.validate_on_submit():
         link.name = form.name.data
         link.url = form.url.data
@@ -262,7 +266,7 @@ def edit_link(link_id):
 @admin_bp.route('/link/<int:link_id>/delete', methods=['POST'])
 @login_required
 def delete_link(link_id):
-    link = db.get_or_404(Link, link_id)
+    link = db.session.get(Link, link_id) or abort(404)
     db.session.delete(link)
     db.session.commit()
     flash('Link deleted.', 'success')

greybook/blueprints/auth.py

@@ -20,7 +20,7 @@ def login():
         username = form.username.data
         password = form.password.data
         remember = form.remember.data
-        admin = db.session.execute(select(Admin)).scalar()
+        admin = db.session.scalar(select(Admin))
         if admin:
             if username == admin.username and admin.validate_password(password):
                 login_user(admin, remember)

greybook/blueprints/blog.py

@@ -27,11 +27,8 @@
 def index():
     page = request.args.get('page', 1, type=int)
     per_page = current_app.config['GREYBOOK_POST_PER_PAGE']
-    pagination = db.paginate(
-        select(Post).order_by(Post.created_at.desc()),
-        page=page,
-        per_page=per_page,
-    )
+    stmt = select(Post).order_by(Post.created_at.desc())
+    pagination = db.paginate(stmt, page=page, per_page=per_page)
     posts = pagination.items
     return render_template('blog/index.html', pagination=pagination, posts=posts)
 
@@ -43,31 +40,27 @@ def about():
 
 @blog_bp.route('/category/<int:category_id>')
 def show_category(category_id):
-    category = db.get_or_404(Category, category_id)
+    category = db.session.get(Category, category_id) or abort(404)
     page = request.args.get('page', 1, type=int)
     per_page = current_app.config['GREYBOOK_POST_PER_PAGE']
-    pagination = db.paginate(
-        select(Post).filter(with_parent(category, Category.posts)).order_by(Post.created_at.desc()),
-        page=page,
-        per_page=per_page,
-    )
+    stmt = select(Post).filter(with_parent(category, Category.posts)).order_by(Post.created_at.desc())
+    pagination = db.paginate(stmt, page=page, per_page=per_page)
     posts = pagination.items
     return render_template('blog/category.html', category=category, pagination=pagination, posts=posts)
 
 
 @blog_bp.route('/post/<int:post_id>', methods=['GET', 'POST'])
 def show_post(post_id):
-    post = db.get_or_404(Post, post_id)
+    post = db.session.get(Post, post_id) or abort(404)
     page = request.args.get('page', 1, type=int)
     per_page = current_app.config['GREYBOOK_COMMENT_PER_PAGE']
-    pagination = db.paginate(
+    stmt = (
         select(Comment)
         .filter(with_parent(post, Post.comments))
         .filter_by(reviewed=True)
-        .order_by(Comment.created_at.asc()),
-        page=page,
-        per_page=per_page,
+        .order_by(Comment.created_at.asc())
     )
+    pagination = db.paginate(stmt, page=page, per_page=per_page)
     comments = pagination.items
 
     if current_user.is_authenticated:
@@ -92,7 +85,7 @@ def show_post(post_id):
         )
         replied_id = request.args.get('reply')
         if replied_id:
-            replied_comment = db.get_or_404(Comment, replied_id)
+            replied_comment = db.session.get(Comment, replied_id) or abort(404)
             comment.replied = replied_comment
             send_new_reply_email(replied_comment)
         db.session.add(comment)
@@ -108,7 +101,7 @@ def show_post(post_id):
 
 @blog_bp.route('/reply/comment/<int:comment_id>')
 def reply_comment(comment_id):
-    comment = db.get_or_404(Comment, comment_id)
+    comment = db.session.get(Comment, comment_id) or abort(404)
     if not comment.post.can_comment:
         flash('Comment is disabled.', 'warning')
         return redirect(url_for('.show_post', post_id=comment.post.id))

greybook/core/commands.py

@@ -31,7 +31,7 @@ def init_blog_command(username, password):
         db.create_all()
         click.echo('Initialized the database.')
 
-        admin = db.session.execute(select(Admin)).scalar()
+        admin = db.session.scalar(select(Admin))
         if admin is not None:
             admin.username = username
             admin.password = password
@@ -48,7 +48,7 @@ def init_blog_command(username, password):
             db.session.add(admin)
             click.echo('Created the administrator account.')
 
-        category = db.session.execute(select(Category)).scalar()
+        category = db.session.scalar(select(Category))
         if category is None:
             category = Category(name='Default')
             db.session.add(category)
@@ -68,7 +68,7 @@ def init_blog_command(username, password):
     @click.option('--reply', default=50, help='Quantity of replies, default is 50.')
     def lorem_command(category, post, comment, reply):
         """Generate fake data."""
-        from greybook.fakes import fake_admin, fake_categories, fake_comments, fake_links, fake_posts, fake_replies
+        from greybook.lorem import fake_admin, fake_categories, fake_comments, fake_links, fake_posts, fake_replies
 
         db.drop_all()
         db.create_all()

greybook/core/logging.py

@@ -29,7 +29,7 @@ def format(self, record):
     mail_handler = SMTPHandler(
         mailhost=app.config['MAIL_SERVER'],
         fromaddr=app.config['MAIL_USERNAME'],
-        toaddrs=['ADMIN_EMAIL'],
+        toaddrs=['GREYBOOK_ADMIN_EMAIL'],
         subject=app.config['GREYBOOK_ERROR_EMAIL_SUBJECT'],
         credentials=(app.config['MAIL_USERNAME'], app.config['MAIL_PASSWORD']),
     )

greybook/core/templating.py

@@ -8,14 +8,13 @@
 def register_template_handlers(app):
     @app.context_processor
     def make_template_context():
-        admin = db.session.execute(select(Admin)).scalar()
-        categories = db.session.execute(select(Category).order_by(Category.name)).scalars().all()
-        links = db.session.execute(select(Link).order_by(Link.name)).scalars().all()
+        admin = db.session.scalar(select(Admin))
+        categories = db.session.scalars(select(Category).order_by(Category.name)).all()
+        links = db.session.scalars(select(Link).order_by(Link.name)).all()
 
         if current_user.is_authenticated:
-            unread_comments = (
-                db.session.execute(select(func.count(Comment.id)).filter_by(reviewed=False)).scalars().one()
-            )
+            stmt = select(func.count(Comment.id)).filter_by(reviewed=False)
+            unread_comments = db.session.scalars(stmt).one()
         else:
             unread_comments = None
         return dict(admin=admin, categories=categories, links=links, unread_comments=unread_comments)

greybook/forms.py

@@ -43,7 +43,7 @@ class PostForm(FlaskForm):
 
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
-        categories = db.session.execute(select(Category).order_by(Category.name)).scalars()
+        categories = db.session.scalars(select(Category).order_by(Category.name))
         self.category.choices = [(category.id, category.name) for category in categories]
 
 
@@ -52,7 +52,7 @@ class CategoryForm(FlaskForm):
     submit = SubmitField()
 
     def validate_name(self, field):
-        if db.session.execute(select(Category).filter_by(name=field.data)).scalar():
+        if db.session.scalar(select(Category).filter_by(name=field.data)):
             raise ValidationError('Name already in use.')
 
 

greybook/settings.py

@@ -29,7 +29,7 @@ class BaseConfig:
     GREYBOOK_MANAGE_POST_PER_PAGE = 15
     GREYBOOK_COMMENT_PER_PAGE = 15
     # ('theme name', 'display name')
-    GREYBOOK_THEMES = {'default': 'Default', 'perfect_blue': 'Perfect Blue'}
+    GREYBOOK_THEMES = {'default': 'Default', 'bluelog': 'Bluelog'}
     GREYBOOK_SLOW_QUERY_THRESHOLD = 1
 
     GREYBOOK_UPLOAD_PATH = os.getenv('GREYBOOK_UPLOAD_PATH', BASE_DIR / 'uploads')

greybook/templates/base.html

@@ -84,7 +84,7 @@
           {% if admin.custom_footer %}
           {{ admin.custom_footer | safe }}
           {% else %}
-          © 2023
+          © 2024
           <a href="{{ url_for('blog.index') }}">{{ admin.name }}</a> ·
           Powered by <a href="https://github.com/greyli/greybook">Greybook</a>
           {% endif %}

greybook/templates/blog/about.html

@@ -11,7 +11,7 @@ <h1>About</h1>
     {{ admin.about|safe }}
   </div>
   <div class="col-sm-4 sidebar">
-    {% include "blog/_sidebar.html" %}
+    {% include 'blog/_sidebar.html' %}
   </div>
 </div>
 {% endblock %}

greybook/templates/blog/category.html

@@ -18,7 +18,7 @@ <h1>Category: {{ category.name }}</h1>
     </div>
   </div>
   <div class="col-sm-4 sidebar">
-    {% include "blog/_sidebar.html" %}
+    {% include 'blog/_sidebar.html' %}
   </div>
 </div>
 {% endblock %}

greybook/templates/blog/post.html

@@ -140,7 +140,7 @@ <h5>Comment disabled.</h5>
     {% endif %}
   </div>
   <div class="col-sm-4 sidebar">
-    {% include "blog/_sidebar.html" %}
+    {% include 'blog/_sidebar.html' %}
   </div>
 </div>
 {% endblock %}

greybook/templates/macros.html

@@ -7,3 +7,22 @@
   </button>
 </form>
 {% endmacro %}
+
+{% macro pager(pagination, fragment='') %}
+<nav aria-label="Page navigation">
+  <ul class="pagination">
+    <li class="page-item {% if not pagination.has_prev %}disabled{% endif %}">
+      <a class="page-link"
+         href="{{ url_for(request.endpoint, page=pagination. prev_num, **kwargs) + fragment if pagination.has_prev else '#'}}">
+        <span aria-hidden="true">&larr;</span> Newer
+      </a>
+    </li>
+    <li class="page-item {% if not pagination.has_next %}disabled{% endif %}">
+      <a class="page-link"
+         href="{{ url_for(request.endpoint, page=pagination. next_num, **kwargs) + fragment if pagination.has_next else '#'}}">
+        Older <span aria-hidden="true">&rarr;</span>
+      </a>
+    </li>
+  </ul>
+</nav>
+{% endmacro %}

tests/test_blog.py

@@ -27,11 +27,11 @@ def test_change_theme(self):
         response = self.client.get('/change-theme/default', follow_redirects=True)
         data = response.get_data(as_text=True)
         self.assertIn('css/default.min.css', data)
-        self.assertNotIn('css/perfect_blue.min.css', data)
+        self.assertNotIn('css/bluelog.min.css', data)
 
-        response = self.client.get('/change-theme/perfect_blue', follow_redirects=True)
+        response = self.client.get('/change-theme/bluelog', follow_redirects=True)
         data = response.get_data(as_text=True)
-        self.assertIn('css/perfect_blue.min.css', data)
+        self.assertIn('css/bluelog.min.css', data)
         self.assertNotIn('css/default.min.css', data)
 
     def test_about_page(self):