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