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serve.py
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serve.py
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#! /usr/bin/env python
# -*- coding: utf-8 -*-
from multiprocessing import Process
import os
import time
from sanic import Sanic
from watchdog.observers import Observer
import watchdog
def watch(builder):
"""Watch changes in directories and yield events indicating where the change
happened: BLOG_FOLDER, STATIC_FOLDER, TEMPLATES_FOLDER, DATA_FOLDER. The
events are then consumed by `build` which will rebuild only what is needed
after each change.
"""
watched_directories = {
'blog': builder.on_blog_folder_change,
'data': builder.on_data_folder_change,
'static': builder.on_static_folder_change,
'templates': builder.on_templates_folder_change,
'explorer': builder.on_explorer_folder_change,
}
def handle_event(event):
path = event.src_path
directory = os.path.relpath(os.path.dirname(path))
if directory in watched_directories:
print('>', path, 'changed')
watched_directories[directory]()
class Callback(watchdog.events.FileSystemEventHandler):
def on_created(self, event):
handle_event(event)
def on_deleted(self, event):
handle_event(event)
def on_modified(self, event):
handle_event(event)
def on_moved(self, event):
handle_event(event)
observer = Observer()
observer.schedule(Callback(), '.', recursive=True)
observer.start()
try:
while True:
time.sleep(1)
except KeyboardInterrupt:
observer.stop()
observer.join()
def serve_site(port):
"""Serve site locally."""
app = Sanic(__name__, log_config=None)
app.static('/', './_site/index.html')
app.static('/', './_site/')
app.run(
host="0.0.0.0",
port=port,
)
def serve(builder):
# Start serving the website locally
port = 8000
serve_process = Process(target=serve_site, args=(port,), daemon=True)
serve_process.start()
# Start watching for changes
watch(builder)