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app.py
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app.py
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#!/usr/bin/env python
from flask import Flask, request, render_template
from jinja2 import Environment, FileSystemLoader
from dateutil.parser import parse
from datetime import datetime, timedelta
import markdown2
import os
app = Flask(__name__)
THIS_DIR = os.path.dirname(os.path.abspath(__file__))
jenv = Environment(loader=FileSystemLoader(THIS_DIR), trim_blocks=True)
@app.route('/', methods=['GET', 'POST'])
def category(category="posts"):
"""
Categories of items.
Essentially a 'directory listing' page.
Returns to the items to the 'index'.
"""
try:
# First do the items
items = []
for filename in os.listdir(category):
if 'index.md' in filename:
continue
if filename[-3:] == '.py':
continue
item = markdown2.markdown_path(category + '/' + filename, extras=["metadata"])
item.metadata['slug'] = filename.split('/')[-1].replace('.md', '')
items.append(item)
# Then do the index
template = 'templates/category.html'
render_data = {}
render_data[u'title'] = 'Zappatista! The Zappa Blog'
render_data[u'category'] = 'posts'
render_data[u'items'] = sorted(items, key=lambda item: parse(item.metadata.get('date_created', '')), reverse=True)
rendered = jenv.get_template(template).render(render_data)
return rendered
except IOError as e:
print(e)
return render_template('404.html'), 404
@app.route('/<category>/<item_slug>', methods=['GET', 'POST'])
def item(category, item_slug):
"""
A single specific item.
"""
try:
path = category + '/' + item_slug + '.md'
html = markdown2.markdown_path(path, extras=["metadata"])
metadata = html.metadata
if 'template' in metadata.keys():
template = metadata['template']
else:
template = 'templates/item.html'
render_data = metadata.copy()
render_data[u'body'] = html
render_data[u'category'] = category
render_data[u'item_slug'] = item_slug
rendered = jenv.get_template(template).render(render_data)
return rendered
except IOError as e:
return render_template('404.html'), 404
# We only need this for local development.
if __name__ == '__main__':
app.debug = True
app.run()