хранение статик страниц в бд и их редактировани из админки. автоматическое создание ссылок на них на страницах

migrations/versions/e24055e16b26_.py

@@ -0,0 +1,42 @@
+"""empty message
+
+Revision ID: e24055e16b26
+Revises: 8c415e462cb3
+Create Date: 2023-10-02 09:30:10.566908
+
+"""
+import flask_security
+import sqlalchemy as sa
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision = "e24055e16b26"
+down_revision = "8c415e462cb3"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table(
+        "page",
+        sa.Column("id", sa.Integer(), autoincrement=True, nullable=False),
+        sa.Column("name", sa.String(length=20), nullable=True),
+        sa.Column("slug", sa.String(length=50), nullable=False),
+        sa.Column("text", sa.Text(), nullable=True),
+        sa.PrimaryKeyConstraint("id"),
+        sa.UniqueConstraint("id"),
+    )
+    with op.batch_alter_table("post", schema=None) as batch_op:
+        batch_op.create_unique_constraint(None, ["id"])
+
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    with op.batch_alter_table("post", schema=None) as batch_op:
+        batch_op.drop_constraint(None, type_="unique")
+
+    op.drop_table("page")
+    # ### end Alembic commands ###

pyproger/admin/views.py

@@ -87,3 +87,15 @@ class PostView(MyAdminView):
     )
     create_template = "admin/edit.html"
     edit_template = "admin/edit.html"
+
+
+class PageView(MyAdminView):
+    column_labels = dict(
+        name="Название страницы",
+        slug="URL страницы",
+        text="Содержимое страницы",
+    )
+
+    form_overrides = dict(text=CKEditorField)
+    create_template = "admin/edit.html"
+    edit_template = "admin/edit.html"

pyproger/app.py

@@ -5,7 +5,8 @@ from flask_migrate import Migrate
 from flask_security.core import Security
 
 from pyproger.dbase import Role, User, db, user_datastore
-from pyproger.dbase.models import Post, Tag
+from pyproger.dbase.database import get_menu_items
+from pyproger.dbase.models import Page, Post, Tag
 
 
 def create_app(test_config=None):
@@ -37,7 +38,7 @@ def create_app(test_config=None):
 
     admin.init_app(app)
 
-    from pyproger.admin.views import PostView, RoleView, TagView, UserView
+    from pyproger.admin.views import PageView, PostView, RoleView, TagView, UserView
 
     admin.add_view(
         RoleView(
@@ -71,6 +72,14 @@ def create_app(test_config=None):
             name="Посты",
         )
     )
+    admin.add_view(
+        PageView(
+            Page,
+            db.session,
+            category=" Страницы",
+            name="Страницы блога",
+        )
+    )
 
     from pyproger.cli.commands import bp_cli
 

pyproger/blog/urls.py

@@ -12,6 +12,8 @@ from flask import (
 
 from ..dbase.database import (
     get_all_posts_by_tag,
+    get_menu_items,
+    get_page,
     get_paginated_posts,
     get_post,
     get_tags,
@@ -31,11 +33,13 @@ def index(page=1):
     list_pages = [
         x for x in range(1, total_pages + 1) if x >= page - 2 and x <= page + 2
     ]
+    menu_items = get_menu_items()
     return render_template(
         "blog/index.html",
-        posts=posts,
         title="pyproger - разговоры про питон",
         menu_title="pyproger",
+        menu_items=menu_items,
+        posts=posts,
         page=page,
         total_pages=total_pages,
         list_pages=list_pages,
@@ -51,11 +55,13 @@ def post(slug=None):
 
         if current_post is None:
             return abort(404)
+        menu_items = get_menu_items()
 
         return render_template(
             "blog/postview.html",
             title=f"pyproger - {current_post.Post.title}",
             menu_title="pyproger",
+            menu_items=menu_items,
             post=current_post,
             back_url=back_url,
         )
@@ -66,11 +72,13 @@ def post(slug=None):
 @bp.route("/tags/")
 def get_all_tags():
     tags = get_tags()
+    menu_items = get_menu_items()
     return render_template(
         "blog/tags.html",
-        tags=tags,
         title="pyproger - поиск по тэгу",
         menu_title="pyproger",
+        tags=tags,
+        menu_items=menu_items,
     )
 
 
@@ -89,34 +97,30 @@ def get_posts_by_tag(page=1, tag=None):
     list_pages = [
         x for x in range(1, total_pages + 1) if x >= page - 2 and x <= page + 2
     ]
+    menu_items = get_menu_items()
+
     return render_template(
         "blog/index.html",
-        posts=posts,
         title=f"pyproger - посты по {tag}",
         menu_title="pyproger",
+        menu_items=menu_items,
+        posts=posts,
         page=page,
         total_pages=total_pages,
         list_pages=list_pages,
     )
 
 
-@bp.route("/about")
-def about():
+@bp.route("/<path:slug>")
+def page(slug=None):
+    page = get_page(slug)
+    if page is None:
+        abort(404)
+    menu_items = get_menu_items()
     return render_template(
         "blog/page.html",
-        title="pyproger - О сайте",
+        title=f"pyproger - {page.name}",
         menu_title="pyproger",
-        content_head="О сайте",
-        content_body="описание",
-    )
-
-
-@bp.route("/contacts")
-def contacts():
-    return render_template(
-        "blog/page.html",
-        title="pyproger - Контакты",
-        menu_title="pyproger",
-        content_head="Контакты",
-        content_body="описание",
+        menu_items=menu_items,
+        content_body=page.text,
     )

pyproger/dbase/database.py

@@ -1,5 +1,5 @@
 from . import db
-from .models import Post, Tag, User
+from .models import Page, Post, Tag, User
 
 
 def get_paginated_posts(page, per_page):
@@ -45,3 +45,13 @@ def get_all_posts_by_tag(tag, page, per_page):
     if posts_query.total == 0:
         return None, None
     return posts_query, total_pages
+
+
+def get_page(slug):
+    page_query = db.session.query(Page).filter(Page.slug == slug).one_or_none()
+    return page_query
+
+
+def get_menu_items():
+    menu_items = db.session.query(Page.name, Page.slug).all()
+    return menu_items

pyproger/dbase/models.py

@@ -1,6 +1,5 @@
 import datetime
 
-from flask_security import current_user
 from flask_security.models import fsqla
 from sqlalchemy import Boolean, Column, DateTime, Integer, String, Text
 
@@ -87,3 +86,17 @@ class Post(db.Model):
         onupdate=datetime.datetime.utcnow(),
     )
     text = Column(Text)
+
+
+class Page(db.Model):
+    __tablename__ = "page"
+    id = Column(
+        Integer,
+        primary_key=True,
+        nullable=False,
+        unique=True,
+        autoincrement=True,
+    )
+    name = Column(String(20))
+    slug = Column(String(50), nullable=False)
+    text = Column(Text)

pyproger/templates/blog/base.html

@@ -44,14 +44,12 @@
               <a class="link-offset-2 link-underline link-underline-opacity-0 text-white" 
                 href="{{ url_for('bp_blog.get_all_tags')}}">Статьи по темам</a>
             </li>
+            {% for m in menu_items %}
             <li>
               <a class="link-offset-2 link-underline link-underline-opacity-0 text-white" 
-                 href="{{ url_for('bp_blog.about') }}">О сайте</a>
-            </li>
-            <li>
-              <a class="link-offset-2 link-underline link-underline-opacity-0 text-white" 
-                 href="{{ url_for('bp_blog.contacts') }}">Контакты</a>
+                 href="/{{m.slug}}">{{m.name}}</a>
             </li>
+            {% endfor %}
           </ul>
         </div>
       </div>
@@ -124,14 +122,13 @@
               <a class="link-offset-2 link-underline link-underline-opacity-0 text-white" 
                 href="{{ url_for('bp_blog.get_all_tags')}}">Статьи по темам</a>
             </li>
+            
+            {% for m in menu_items %}
             <li>
               <a class="link-offset-2 link-underline link-underline-opacity-0 text-white" 
-                 href="{{ url_for('bp_blog.about') }}">О сайте</a>
-            </li>
-            <li>
-              <a class="link-offset-2 link-underline link-underline-opacity-0 text-white" 
-                 href="{{ url_for('bp_blog.contacts') }}">Контакты</a>
+                 href="/{{m.slug}}">{{m.name}}</a>
             </li>
+            {% endfor %}
           </ul>
         </div>
         <!--Grid column-->