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"""
Blog Generator - Fully Working Version
Converts Markdown files to HTML blog
Author: Python Learning Project
"""
import os
import shutil
from pathlib import Path
from datetime import datetime
import sys
import argparse
try:
import markdown
except ImportError:
print("❌ Please install markdown library: pip install markdown")
sys.exit(1)
class BlogGenerator:
"""Static blog generator from Markdown files"""
def __init__(self, content_dir="content", output_dir="output"):
self.content_dir = Path(content_dir)
self.output_dir = Path(output_dir)
self.posts = []
self.tags = {}
# Create directories
self.content_dir.mkdir(exist_ok=True)
self.output_dir.mkdir(exist_ok=True)
(self.output_dir / "posts").mkdir(exist_ok=True)
(self.output_dir / "tags").mkdir(exist_ok=True)
def parse_post(self, content):
"""Parse markdown post with frontmatter"""
metadata = {
'title': 'Untitled',
'date': datetime.now(),
'tags': '',
'excerpt': ''
}
# Check for frontmatter
if content.startswith('---'):
parts = content.split('---', 2)
if len(parts) >= 3:
frontmatter = parts[1].strip()
content = parts[2].strip()
for line in frontmatter.split('\n'):
if ':' in line:
key, value = line.split(':', 1)
key = key.strip()
value = value.strip()
if key == 'title':
metadata['title'] = value
elif key == 'date':
try:
metadata['date'] = datetime.strptime(value, '%Y-%m-%d')
except:
pass
elif key == 'tags':
metadata['tags'] = value
elif key == 'excerpt':
metadata['excerpt'] = value
# Convert markdown to HTML
html_content = markdown.markdown(content, extensions=['fenced_code', 'tables'])
return metadata, html_content
def load_posts(self):
"""Load all markdown posts"""
self.posts = []
self.tags = {}
md_files = list(self.content_dir.glob("*.md"))
if not md_files:
return
for file_path in md_files:
with open(file_path, 'r', encoding='utf-8') as f:
content = f.read()
metadata, html_content = self.parse_post(content)
# Get tags as list
tags_list = [t.strip() for t in metadata['tags'].split(',')] if metadata['tags'] else []
post = {
'filename': file_path.stem,
'title': metadata['title'],
'date': metadata['date'],
'date_str': metadata['date'].strftime('%B %d, %Y'),
'tags': tags_list,
'tags_str': metadata['tags'],
'excerpt': metadata['excerpt'] or html_content[:150].replace('\n', ' ') + '...',
'content': html_content,
}
self.posts.append(post)
# Update tags
for tag in tags_list:
if tag:
if tag not in self.tags:
self.tags[tag] = []
self.tags[tag].append(post)
# Sort posts by date (newest first)
self.posts.sort(key=lambda x: x['date'], reverse=True)
def generate_homepage(self):
"""Generate homepage"""
html = '''<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>My Blog</title>
<style>
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif; line-height: 1.6; color: #333; background: #f5f5f5; }
.container { max-width: 1000px; margin: 0 auto; padding: 20px; }
header { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; padding: 60px 0; text-align: center; margin-bottom: 40px; }
header h1 { font-size: 3em; margin-bottom: 10px; }
header p { font-size: 1.2em; opacity: 0.9; }
nav { background: white; padding: 15px; border-radius: 8px; margin-bottom: 30px; box-shadow: 0 2px 4px rgba(0,0,0,0.1); text-align: center; }
nav a { color: #667eea; text-decoration: none; margin: 0 15px; font-weight: 500; }
nav a:hover { text-decoration: underline; }
.post-card { background: white; border-radius: 8px; padding: 25px; margin-bottom: 25px; box-shadow: 0 2px 4px rgba(0,0,0,0.1); transition: transform 0.2s; }
.post-card:hover { transform: translateY(-3px); box-shadow: 0 4px 8px rgba(0,0,0,0.15); }
.post-title { margin-bottom: 10px; }
.post-title a { color: #333; text-decoration: none; }
.post-title a:hover { color: #667eea; }
.post-meta { color: #666; font-size: 0.9em; margin-bottom: 15px; }
.post-excerpt { color: #555; margin-bottom: 15px; }
.post-tags { margin-top: 15px; }
.tag { display: inline-block; background: #e0e7ff; color: #667eea; padding: 4px 10px; border-radius: 20px; font-size: 0.8em; margin-right: 8px; text-decoration: none; }
.tag:hover { background: #667eea; color: white; }
.sidebar { background: white; padding: 20px; border-radius: 8px; margin-bottom: 25px; }
.sidebar h3 { margin-bottom: 15px; color: #667eea; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 10px; }
.tag-cloud a { background: #f0f0f0; padding: 5px 12px; border-radius: 20px; text-decoration: none; color: #666; font-size: 0.9em; }
.tag-cloud a:hover { background: #667eea; color: white; }
.flex { display: flex; gap: 30px; }
.main { flex: 2; }
.side { flex: 1; }
footer { text-align: center; padding: 40px 0; color: #666; margin-top: 40px; border-top: 1px solid #ddd; }
@media (max-width: 768px) { .flex { flex-direction: column; } header h1 { font-size: 2em; } }
</style>
</head>
<body>
<header>
<div class="container">
<h1>My Python Blog</h1>
<p>A blog generated with Python</p>
</div>
</header>
<div class="container">
<nav>
<a href="/">Home</a>
<a href="/archive.html">Archive</a>
<a href="/tags.html">Tags</a>
</nav>
<div class="flex">
<div class="main">
'''
for post in self.posts[:10]:
tags_html = " ".join([f'<a href="/tags/{tag}.html" class="tag">#{tag}</a>' for tag in post['tags'] if tag])
html += f'''
<div class="post-card">
<h2 class="post-title"><a href="/posts/{post['filename']}.html">{post['title']}</a></h2>
<div class="post-meta">📅 {post['date_str']} | 🏷️ {post['tags_str'] if post['tags_str'] else 'No tags'}</div>
<div class="post-excerpt">{post['excerpt']}</div>
<div class="post-tags">{tags_html}</div>
</div>
'''
# Sidebar
tag_cloud = ""
for tag in sorted(self.tags.keys()):
tag_cloud += f'<a href="/tags/{tag}.html" class="tag">#{tag} ({len(self.tags[tag])})</a>'
html += f'''
</div>
<div class="side">
<div class="sidebar">
<h3>📊 Statistics</h3>
<p>📝 Total Posts: {len(self.posts)}</p>
<p>🏷️ Total Tags: {len(self.tags)}</p>
</div>
<div class="sidebar">
<h3>🏷️ Tag Cloud</h3>
<div class="tag-cloud">{tag_cloud}</div>
</div>
</div>
</div>
<footer>
<p>© {datetime.now().year} My Python Blog. Generated with Python Blog Generator</p>
</footer>
</div>
</body>
</html>'''
with open(self.output_dir / "index.html", 'w', encoding='utf-8') as f:
f.write(html)
print(" ✅ Generated: index.html")
def generate_post_pages(self):
"""Generate individual post pages"""
for post in self.posts:
tags_display = ", ".join([f'#{tag}' for tag in post['tags'] if tag]) if post['tags'] else "No tags"
tags_links = " ".join([f'<a href="/tags/{tag}.html" class="tag">#{tag}</a>' for tag in post['tags'] if tag])
html = f'''<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>{post['title']} - My Blog</title>
<style>
* {{ margin: 0; padding: 0; box-sizing: border-box; }}
body {{ font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif; line-height: 1.8; color: #333; background: #f5f5f5; }}
.container {{ max-width: 800px; margin: 0 auto; padding: 20px; }}
header {{ background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; padding: 40px 0; text-align: center; }}
header h1 {{ font-size: 2.5em; }}
.back-link {{ display: inline-block; margin: 20px 0; color: #667eea; text-decoration: none; }}
.back-link:hover {{ text-decoration: underline; }}
.post-meta {{ color: #666; border-bottom: 1px solid #ddd; padding-bottom: 20px; margin-bottom: 30px; }}
.post-content {{ background: white; padding: 40px; border-radius: 8px; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }}
.post-content h1, .post-content h2, .post-content h3 {{ margin-top: 1.5em; margin-bottom: 0.5em; }}
.post-content h1 {{ color: #667eea; }}
.post-content code {{ background: #f4f4f4; padding: 2px 5px; border-radius: 3px; font-family: monospace; }}
.post-content pre {{ background: #f4f4f4; padding: 15px; border-radius: 5px; overflow-x: auto; }}
.post-content blockquote {{ border-left: 4px solid #667eea; padding-left: 20px; margin: 20px 0; color: #666; }}
.post-tags {{ margin-top: 30px; padding-top: 20px; border-top: 1px solid #ddd; }}
.tag {{ display: inline-block; background: #e0e7ff; color: #667eea; padding: 4px 10px; border-radius: 20px; font-size: 0.8em; margin-right: 8px; text-decoration: none; }}
footer {{ text-align: center; padding: 40px 0; color: #666; margin-top: 40px; }}
</style>
</head>
<body>
<header>
<div class="container">
<h1>{post['title']}</h1>
</div>
</header>
<div class="container">
<a href="/" class="back-link">← Back to Home</a>
<article class="post-content">
<div class="post-meta">📅 {post['date_str']} | 🏷️ {tags_display}</div>
{post['content']}
<div class="post-tags">Tags: {tags_links}</div>
</article>
<footer>
<p>© {datetime.now().year} My Python Blog</p>
</footer>
</div>
</body>
</html>'''
with open(self.output_dir / "posts" / f"{post['filename']}.html", 'w', encoding='utf-8') as f:
f.write(html)
print(f" ✅ Generated: posts/{post['filename']}.html")
def generate_tag_pages(self):
"""Generate pages for each tag"""
for tag, posts in self.tags.items():
posts_html = ""
for post in posts:
posts_html += f'''
<div class="post-card">
<h2 class="post-title"><a href="/posts/{post['filename']}.html">{post['title']}</a></h2>
<div class="post-meta">📅 {post['date_str']}</div>
<div class="post-excerpt">{post['excerpt']}</div>
</div>
'''
html = f'''<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Tag: {tag} - My Blog</title>
<style>
* {{ margin: 0; padding: 0; box-sizing: border-box; }}
body {{ font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif; line-height: 1.6; color: #333; background: #f5f5f5; }}
.container {{ max-width: 800px; margin: 0 auto; padding: 20px; }}
header {{ background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; padding: 40px 0; text-align: center; }}
.post-card {{ background: white; border-radius: 8px; padding: 25px; margin-bottom: 25px; box-shadow: 0 2px 4px rgba(0,0,0,0.1); }}
.post-title {{ margin-bottom: 10px; }}
.post-title a {{ color: #333; text-decoration: none; }}
.post-title a:hover {{ color: #667eea; }}
.post-meta {{ color: #666; font-size: 0.9em; margin-bottom: 15px; }}
.post-excerpt {{ color: #555; }}
.back-link {{ display: inline-block; margin: 20px 0; color: #667eea; text-decoration: none; }}
footer {{ text-align: center; padding: 40px 0; color: #666; margin-top: 40px; }}
</style>
</head>
<body>
<header>
<div class="container">
<h1>Posts tagged with #{tag}</h1>
<p>{len(posts)} posts</p>
</div>
</header>
<div class="container">
<a href="/" class="back-link">← Back to Home</a>
{posts_html}
<footer>
<p>© {datetime.now().year} My Python Blog</p>
</footer>
</div>
</body>
</html>'''
with open(self.output_dir / "tags" / f"{tag}.html", 'w', encoding='utf-8') as f:
f.write(html)
print(f" ✅ Generated: tags/{tag}.html")
def generate_tags_index(self):
"""Generate main tags index page"""
tag_cloud = ""
for tag in sorted(self.tags.keys()):
count = len(self.tags[tag])
size = 14 + min(20, count)
tag_cloud += f'<a href="/tags/{tag}.html" style="font-size: {size}px; display: inline-block; margin: 5px;">#{tag} ({count})</a>\n'
html = f'''<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>All Tags - My Blog</title>
<style>
* {{ margin: 0; padding: 0; box-sizing: border-box; }}
body {{ font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif; line-height: 1.6; color: #333; background: #f5f5f5; }}
.container {{ max-width: 800px; margin: 0 auto; padding: 20px; }}
header {{ background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; padding: 40px 0; text-align: center; }}
.tag-cloud {{ background: white; padding: 40px; border-radius: 8px; margin: 30px 0; text-align: center; }}
.tag-cloud a {{ background: #e0e7ff; color: #667eea; padding: 8px 16px; border-radius: 25px; text-decoration: none; transition: all 0.3s; display: inline-block; margin: 5px; }}
.tag-cloud a:hover {{ background: #667eea; color: white; transform: scale(1.05); }}
.back-link {{ display: inline-block; margin: 20px 0; color: #667eea; text-decoration: none; }}
footer {{ text-align: center; padding: 40px 0; color: #666; }}
</style>
</head>
<body>
<header>
<div class="container">
<h1>All Tags</h1>
<p>Browse posts by category</p>
</div>
</header>
<div class="container">
<a href="/" class="back-link">← Back to Home</a>
<div class="tag-cloud">
{tag_cloud}
</div>
<footer>
<p>© {datetime.now().year} My Python Blog</p>
</footer>
</div>
</body>
</html>'''
with open(self.output_dir / "tags.html", 'w', encoding='utf-8') as f:
f.write(html)
print(" ✅ Generated: tags.html")
def generate_archive(self):
"""Generate archive page"""
# Group by year
posts_by_year = {}
for post in self.posts:
year = post['date'].year
if year not in posts_by_year:
posts_by_year[year] = []
posts_by_year[year].append(post)
archive_html = ""
for year in sorted(posts_by_year.keys(), reverse=True):
archive_html += f'<div class="archive-year"><h2>{year}</h2>'
for post in posts_by_year[year]:
archive_html += f'''
<div class="archive-item">
<span class="date">{post['date'].strftime('%b %d')}</span>
<a href="/posts/{post['filename']}.html">{post['title']}</a>
</div>'''
archive_html += '</div>'
html = f'''<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Archive - My Blog</title>
<style>
* {{ margin: 0; padding: 0; box-sizing: border-box; }}
body {{ font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif; line-height: 1.6; color: #333; background: #f5f5f5; }}
.container {{ max-width: 800px; margin: 0 auto; padding: 20px; }}
header {{ background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); color: white; padding: 40px 0; text-align: center; }}
.archive-list {{ background: white; padding: 30px; border-radius: 8px; margin: 30px 0; }}
.archive-year {{ margin-bottom: 30px; }}
.archive-year h2 {{ color: #667eea; border-bottom: 2px solid #e0e7ff; padding-bottom: 10px; margin-bottom: 20px; }}
.archive-item {{ padding: 10px 0; border-bottom: 1px solid #eee; }}
.date {{ color: #666; font-size: 0.9em; margin-right: 20px; }}
.archive-item a {{ color: #333; text-decoration: none; }}
.archive-item a:hover {{ color: #667eea; }}
.back-link {{ display: inline-block; margin: 20px 0; color: #667eea; text-decoration: none; }}
footer {{ text-align: center; padding: 40px 0; color: #666; }}
</style>
</head>
<body>
<header>
<div class="container">
<h1>Archive</h1>
<p>All posts by date</p>
</div>
</header>
<div class="container">
<a href="/" class="back-link">← Back to Home</a>
<div class="archive-list">
{archive_html}
</div>
<footer>
<p>© {datetime.now().year} My Python Blog</p>
</footer>
</div>
</body>
</html>'''
with open(self.output_dir / "archive.html", 'w', encoding='utf-8') as f:
f.write(html)
print(" ✅ Generated: archive.html")
def generate(self):
"""Generate everything"""
print("\n" + "="*50)
print("📝 BLOG GENERATOR")
print("="*50)
print("\n📂 Loading posts...")
self.load_posts()
if not self.posts:
print("\n⚠️ No posts found!")
print("\nCreate a sample post with:")
print(" python blog_generator.py --sample")
return
print(f"✅ Loaded {len(self.posts)} posts")
print(f"✅ Found {len(self.tags)} tags")
print("\n📄 Generating pages...")
print("-"*40)
self.generate_homepage()
self.generate_post_pages()
self.generate_tag_pages()
self.generate_tags_index()
self.generate_archive()
print("\n" + "="*50)
print("🎉 BLOG GENERATED SUCCESSFULLY!")
print("="*50)
print(f"\n📁 Output: {self.output_dir.absolute()}")
print("\n🌐 To view your blog:")
print(" cd output")
print(" python -m http.server 8000")
print(" Then open http://localhost:8000")
print("="*50)
def create_sample_post():
"""Create sample post"""
content_dir = Path("content")
content_dir.mkdir(exist_ok=True)
sample_post = content_dir / "welcome.md"
if not sample_post.exists():
content = """---
title: Welcome to My Blog
date: 2024-01-15
tags: Welcome, Python, Tutorial
excerpt: This is my first blog post using the static blog generator.
---
# Welcome to My Blog!
Hello everyone! This is my first blog post generated using my **Python Blog Generator**.
## Why I built this
I wanted a simple way to write blog posts in **Markdown** and generate a static website without dealing with complex CMS systems.
## Features
- Write posts in Markdown
- Automatic HTML generation
- Tag support
- Archive page
- Clean, responsive design
## Code Example
Here's a Python code block:
def hello_world():
print("Hello, Blog!")
hello_world()
## What's Next?
I'll be posting regularly about:
- Python programming
- Web development
- Productivity tips
Stay tuned for more content!
---
Thanks for reading! 🚀
"""
sample_post.write_text(content, encoding='utf-8')
print(f"✅ Created sample post: {sample_post}")
print("\n📝 Run 'python blog_generator.py' to generate your blog!")
else:
print(f"⚠️ Sample post already exists: {sample_post}")
def main():
parser = argparse.ArgumentParser(description='Static Blog Generator')
parser.add_argument('--sample', action='store_true', help='Create a sample post')
args = parser.parse_args()
if args.sample:
create_sample_post()
else:
generator = BlogGenerator()
generator.generate()
if __name__ == "__main__":
try:
main()
except KeyboardInterrupt:
print("\n\n⚠️ Cancelled")
sys.exit(0)
except Exception as e:
print(f"\n❌ Error: {e}")
sys.exit(1)