BLOG CODE

BLOG Features of This Code ✅ Create a new blog post ✅ View all posts ✅ Read a single post ✅ Edit a post ✅ Delete a post ✅ Uses Flask-WTF for form handling ✅ Uses Bootstrap for a clean UI 1️⃣ Install Dependencies Run this in your terminal: pip install flask flask_sqlalchemy flask_wtf wtforms CODE from flask import Flask, render_template, redirect, url_for, request, flash from flask_sqlalchemy import SQLAlchemy from flask_wtf import FlaskForm from wtforms import StringField, TextAreaField, SubmitField from wtforms.validators import DataRequired app = Flask(__name__) app.config['SQLALCHEMY_DATABASE_URI'] = 'sqlite:///blog.db' app.config['SECRET_KEY'] = 'your_secret_key' db = SQLAlchemy(app) # Database Model for Blog Post class BlogPost(db.Model): id = db.Column(db.Integer, primary_key=True) title = db.Column(db.String(100), nullable=False) content = db.Column(db.Text, nullable=False) # Form for Creating & Editing Posts class PostForm(FlaskForm): title = StringField("Title", validators=[DataRequired()]) content = TextAreaField("Content", validators=[DataRequired()]) submit = SubmitField("Submit") # Home Page - Show All Posts @app.route('/') def index(): posts = BlogPost.query.order_by(BlogPost.id.desc()).all() return render_template('index.html', posts=posts) # Create New Post @app.route('/new', methods=['GET', 'POST']) def new_post(): form = PostForm() if form.validate_on_submit(): new_post = BlogPost(title=form.title.data, content=form.content.data) db.session.add(new_post) db.session.commit() flash("Post created successfully!", "success") return redirect(url_for('index')) return render_template('post_form.html', form=form, action="New Post") # View Single Post @app.route('/post/') def post_detail(post_id): post = BlogPost.query.get_or_404(post_id) return render_template('post_detail.html', post=post) # Edit Post @app.route('/edit/', methods=['GET', 'POST']) def edit_post(post_id): post = BlogPost.query.get_or_404(post_id) form = PostForm(obj=post) if form.validate_on_submit(): post.title = form.title.data post.content = form.content.data db.session.commit() flash("Post updated successfully!", "success") return redirect(url_for('index')) return render_template('post_form.html', form=form, action="Edit Post") # Delete Post @app.route('/delete/') def delete_post(post_id): post = BlogPost.query.get_or_404(post_id) db.session.delete(post) db.session.commit() flash("Post deleted successfully!", "danger") return redirect(url_for('index')) if __name__ == '__main__': with app.app_context(): db.create_all() # Creates database if not exists app.run(debug=True) 3️⃣ Templates (Inside templates/ folder) index.html (Homepage - Show All Posts)

My Blog

New Post {% for post in posts %}

{{ post.title }}

{{ post.content[:150] }}...

Edit Delete

{% endfor %} post_form.html (Create & Edit Post)

{{ action }}

{{ form.hidden_tag() }}

{{ form.title.label(class="form-label") }} {{ form.title(class="form-control") }}

{{ form.content.label(class="form-label") }} {{ form.content(class="form-control", rows=5) }}

Cancel

post_detail.html (View Post)

{{ post.title }}

{{ post.content }}

Edit Delete Back 4️⃣ Running the Blog Install dependencies pip install flask flask_sqlalchemy flask_wtf wtforms Run the script python app.py Open in browser http://127.0.0.1:5000/ Key Improvements in This Version 🔹 Uses Flask-WTF to handle form validation 🔹 Displays flash messages for user actions 🔹 Uses Bootstrap for better UI 🔹 Optimized database queries This setup is clean, efficient, and scalable. Let me know if you need any extra features like user authentication or image uploads!