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ededov
2026-05-27 14:56:05 +03:00
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from flask import Flask, render_template_string, request, redirect, url_for
import psycopg2
import os
from datetime import datetime
app = Flask(__name__)
# Подключение к PostgreSQL
def get_db_connection():
return psycopg2.connect(
host=os.environ.get('DB_HOST', 'postgres'),
database=os.environ.get('DB_NAME', 'blog'),
user=os.environ.get('DB_USER', 'blog_user'),
password=os.environ.get('DB_PASSWORD', 'blog_password')
)
# Современный HTML шаблон
INDEX_HTML = '''
<!DOCTYPE html>
<html lang="ru">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Blog | Dedov Egor BSMO-32-25</title>
<style>
* {
margin: 0;
padding: 0;
box-sizing: border-box;
}
:root {
--bg-primary: #0d1117;
--bg-secondary: #161b22;
--bg-tertiary: #21262d;
--border-color: #30363d;
--text-primary: #c9d1d9;
--text-secondary: #8b949e;
--accent: #58a6ff;
--accent-hover: #1f6feb;
--success: #3fb950;
}
body {
font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Noto Sans', Helvetica, Arial, sans-serif;
background: var(--bg-primary);
color: var(--text-primary);
line-height: 1.6;
min-height: 100vh;
}
.container {
max-width: 900px;
margin: 0 auto;
padding: 40px 20px;
}
header {
margin-bottom: 40px;
padding-bottom: 20px;
border-bottom: 1px solid var(--border-color);
}
h1 {
font-size: 32px;
font-weight: 600;
margin-bottom: 8px;
display: flex;
align-items: center;
gap: 10px;
}
.badge {
display: inline-block;
padding: 4px 10px;
background: var(--bg-tertiary);
border: 1px solid var(--border-color);
border-radius: 20px;
font-size: 12px;
font-weight: 500;
color: var(--text-secondary);
}
.info-bar {
display: flex;
gap: 20px;
margin-top: 12px;
font-size: 14px;
color: var(--text-secondary);
}
.info-item {
display: flex;
align-items: center;
gap: 6px;
}
.section-title {
font-size: 20px;
font-weight: 600;
margin: 40px 0 20px 0;
color: var(--text-primary);
}
.posts-container {
display: flex;
flex-direction: column;
gap: 16px;
}
.post {
background: var(--bg-secondary);
border: 1px solid var(--border-color);
border-radius: 6px;
padding: 20px;
transition: border-color 0.2s;
}
.post:hover {
border-color: var(--text-secondary);
}
.post-header {
display: flex;
justify-content: space-between;
align-items: center;
margin-bottom: 12px;
}
.post h3 {
font-size: 18px;
font-weight: 600;
color: var(--text-primary);
}
.post-id {
font-size: 12px;
color: var(--text-secondary);
font-family: 'SF Mono', Monaco, Consolas, monospace;
}
.post-content {
color: var(--text-secondary);
font-size: 14px;
line-height: 1.6;
}
.empty-state {
text-align: center;
padding: 60px 20px;
color: var(--text-secondary);
}
.empty-state-icon {
font-size: 48px;
margin-bottom: 16px;
opacity: 0.5;
}
.form-container {
background: var(--bg-secondary);
border: 1px solid var(--border-color);
border-radius: 6px;
padding: 24px;
margin-top: 32px;
}
.form-group {
margin-bottom: 16px;
}
label {
display: block;
font-size: 14px;
font-weight: 500;
margin-bottom: 8px;
color: var(--text-primary);
}
input, textarea {
width: 100%;
padding: 10px 12px;
background: var(--bg-primary);
border: 1px solid var(--border-color);
border-radius: 6px;
color: var(--text-primary);
font-size: 14px;
font-family: inherit;
transition: border-color 0.2s;
}
input:focus, textarea:focus {
outline: none;
border-color: var(--accent);
}
textarea {
resize: vertical;
min-height: 120px;
font-family: inherit;
}
button {
background: var(--success);
color: white;
border: none;
padding: 10px 20px;
border-radius: 6px;
font-size: 14px;
font-weight: 500;
cursor: pointer;
transition: background 0.2s;
width: 100%;
}
button:hover {
background: #2ea043;
}
button:active {
transform: scale(0.98);
}
.btn-delete {
background: #da3633;
color: white;
border: none;
padding: 6px 12px;
border-radius: 6px;
font-size: 12px;
font-weight: 500;
cursor: pointer;
transition: background 0.2s;
width: auto;
}
.btn-delete:hover {
background: #b62324;
}
.btn-delete:active {
transform: scale(0.98);
}
footer {
margin-top: 60px;
padding-top: 20px;
border-top: 1px solid var(--border-color);
text-align: center;
color: var(--text-secondary);
font-size: 13px;
}
@media (max-width: 600px) {
.container {
padding: 20px 16px;
}
h1 {
font-size: 24px;
}
.info-bar {
flex-direction: column;
gap: 8px;
}
}
</style>
</head>
<body>
<div class="container">
<header>
<h1>
Blog System
<span class="badge">v1.0</span>
</h1>
<div class="info-bar">
<div class="info-item">
<span>Author:</span>
<span>Dedov Egor</span>
</div>
<div class="info-item">
<span>Group:</span>
<span>BSMO-32-25</span>
</div>
<div class="info-item">
<span>Time:</span>
<span>{{ current_time.strftime('%Y-%m-%d %H:%M:%S') }}</span>
</div>
</div>
</header>
<main>
<h2 class="section-title">Blog Posts</h2>
<div class="posts-container">
{% if posts %}
{% for post in posts %}
<div class="post">
<div class="post-header">
<h3>{{ post[1] }}</h3>
<div style="display: flex; align-items: center; gap: 12px;">
<span class="post-id">#{{ post[0] }}</span>
<form method="POST" action="/delete/{{ post[0] }}" style="margin: 0;">
<button type="submit" class="btn-delete" onclick="return confirm('Delete this post?')">Delete</button>
</form>
</div>
</div>
<div class="post-content">
{{ post[2] }}
</div>
</div>
{% endfor %}
{% else %}
<div class="empty-state">
<div class="empty-state-icon">-</div>
<p>No posts yet. Create your first post below.</p>
</div>
{% endif %}
</div>
<div class="form-container">
<h2 class="section-title" style="margin-top: 0;">New Post</h2>
<form method="POST">
<div class="form-group">
<label for="title">Title</label>
<input type="text" id="title" name="title" placeholder="Enter post title..." required>
</div>
<div class="form-group">
<label for="content">Content</label>
<textarea id="content" name="content" placeholder="Write post content..." required></textarea>
</div>
<button type="submit">Publish</button>
</form>
</div>
</main>
<footer>
<p>Virtualization and Containerization Project · Dedov Egor · BSMO-32-25</p>
</footer>
</div>
</body>
</html>
'''
@app.route('/', methods=['GET', 'POST'])
def index():
conn = get_db_connection()
cur = conn.cursor()
if request.method == 'POST':
title = request.form['title']
content = request.form['content']
cur.execute('INSERT INTO posts (title, content) VALUES (%s, %s)', (title, content))
conn.commit()
cur.execute('SELECT id, title, content FROM posts ORDER BY id DESC')
posts = cur.fetchall()
cur.close()
conn.close()
return render_template_string(INDEX_HTML, posts=posts, current_time=datetime.now())
@app.route('/delete/<int:post_id>', methods=['POST'])
def delete_post(post_id):
conn = get_db_connection()
cur = conn.cursor()
cur.execute('DELETE FROM posts WHERE id = %s', (post_id,))
conn.commit()
cur.close()
conn.close()
return redirect(url_for('index'))
if __name__ == '__main__':
app.run(host='0.0.0.0', port=5000, debug=True)