Add edit and markdown rendering function

Pipfile

@@ -14,5 +14,6 @@ flask-sqlalchemy = "*"
 flask-apscheduler = "*"
 psycopg2-binary = "*"
 python-dotenv = "*"
+markdown = "*"
 
 [dev-packages]

Pipfile.lock

@@ -1,7 +1,7 @@
 {
     "_meta": {
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+            "sha256": "ce61e2148dc8edd87510dfa2100a65cd73a166cb7a2252312db2634475fb7437"
         },
         "pipfile-spec": 6,
         "requires": {},
@@ -52,40 +52,35 @@
         },
         "cffi": {
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             ],
-            "version": "==1.11.5"
+            "version": "==1.12.0"
         },
         "click": {
             "hashes": [
@@ -175,6 +170,14 @@
             ],
             "version": "==1.0.7"
         },
+        "markdown": {
+            "hashes": [
+                "sha256:c00429bd503a47ec88d5e30a751e147dcb4c6889663cd3e2ba0afe858e009baa",
+                "sha256:d02e0f9b04c500cde6637c11ad7c72671f359b87b9fe924b2383649d8841db7c"
+            ],
+            "index": "pypi",
+            "version": "==3.0.1"
+        },
         "markupsafe": {
             "hashes": [
                 "sha256:048ef924c1623740e70204aa7143ec592504045ae4429b59c30054cb31e3c432",

app/models.py

@@ -5,6 +5,8 @@ All models for module
 
 from datetime import datetime
 # from sqlalchemy.ext.hybrid import hybrid_method, hybrid_property
+import markdown
+from flask import Markup
 from flask_login import UserMixin
 from app import db, argon2, login_manager
 
@@ -54,6 +56,10 @@ class Page(Base, db.Model):
     datetime = db.Column(db.DateTime, default=datetime.utcnow)
     source = db.Column(db.String)
 
+    def content(self):
+        """Render page source"""
+        return Markup(markdown.markdown(self.source))
+
     user_id = db.Column(
         db.Integer,
         db.ForeignKey("user.id")

app/modules/backend/app.py

@@ -109,7 +109,7 @@ def index():
 @register_menu(BLUEPRINT, 'page_create', 'Create page')
 @login_required
 def create_page():
-    """Show creating page"""
+    """Page creating"""
     if request.method == 'POST':
         page = Page()
         page.title = request.form['title']
@@ -124,7 +124,27 @@ def create_page():
     return render_template('page/create.j2')
 
 
-@BLUEPRINT.route('/page/<int:page_id>')
+@BLUEPRINT.route('/page/edit/<int:page_id>', methods=["GET", "POST"])
+@login_required
+def edit_page(page_id):
+    """Page editing"""
+    page = Page.query.get(page_id)
+
+    if request.method == 'POST':
+        page.title = request.form['title']
+        page.source = request.form['source']
+        page.user_id = current_user.id
+
+        db.session.add(page)
+        db.session.commit()
+
+        flash('Page "%s" successfully edit' % page.title, 'success')
+
+    return render_template('page/edit.j2', page=page)
+
+
+@BLUEPRINT.route('/page/view/<int:page_id>')
+@login_required
 def view_page(page_id):
     """Display page"""
     page = Page.query.get(page_id)

app/templates/page/edit.j2

@@ -0,0 +1,42 @@
+<!DOCTYPE html>
+<html>
+<head>
+    <title>Edit: {{ page.title }}</title>
+    <meta name="viewport" content="width=device-width, initial-scale=1">
+</head>
+<body>
+	{% with messages = get_flashed_messages(with_categories=true) %}
+	{% if messages %}
+	{% for category, message in messages %}
+	<div class="alert alert-{{ category }} alert-dismissible fade show" role="alert">
+		{{ message }}
+		<button type="button" class="close" data-dismiss="alert" aria-label="Close">
+			<span aria-hidden="true">&times;</span>
+		</button>
+	</div>
+	{% endfor %}
+	{% endif %}
+	{% endwith %}
+	{%- for item in current_menu.children recursive -%}
+	<li class="nav-item" data-toggle="tooltip" data-placement="right" title="{{ item.text }}">
+	    <a class="nav-link" href="{{ item.url}}">
+	        <span class="nav-link-text">{{ item.text }}</span>
+	    </a>
+	</li>
+	{%- endfor -%}
+	<h1>Edit: {{ page.title }}</h1>
+	<form method="post">
+		<div class="form-group">
+			<label class="text-normal text-dark">title</label>
+			<input type="text" class="form-control" name="title" placeholder="title" value="{{ page.title }}">
+		</div>
+		<div class="form-group">
+			<label class="text-normal text-dark">Source</label>
+			<textarea class="form-control" name="source">{{ page.source }}</textarea>
+		</div>
+		<div class="form-group pull-right">
+			<button class="btn btn-primary">Save</button>
+		</div>
+	</form>
+	<p>{{ page.content() }}</p>
+</body>

app/templates/page/view.j2

@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
 <head>
-    <title>{{ page.title }} - Page</title>
+    <title>View: {{ page.title }}</title>
     <meta name="viewport" content="width=device-width, initial-scale=1">
 </head>
 <body>
@@ -25,5 +25,8 @@
 	</li>
 	{%- endfor -%}
 	<h1>Title: {{ page.title }}</h1>
+	<a href="{{ url_for('backend.edit_page', page_id=page.id) }}">Edit</a><br>
 	<p>{{ page.source }}</p>
+	<hr>
+	<p>{{ page.content() }}</p>
 </body>