79 lines
2.3 KiB
Python
79 lines
2.3 KiB
Python
'''
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Do not execute this file directly.
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Use ycdl_flask_dev.py or ycdl_flask_prod.py.
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'''
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import flask; from flask import request
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import threading
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import time
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from voussoirkit import flasktools
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from voussoirkit import pathclass
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from voussoirkit import vlogging
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log = vlogging.getLogger(__name__)
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import ycdl
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from . import jinja_filters
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# Flask init #######################################################################################
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root_dir = pathclass.Path(__file__).parent.parent
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TEMPLATE_DIR = root_dir.with_child('templates')
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STATIC_DIR = root_dir.with_child('static')
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FAVICON_PATH = STATIC_DIR.with_child('favicon.png')
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site = flask.Flask(
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__name__,
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template_folder=TEMPLATE_DIR.absolute_path,
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static_folder=STATIC_DIR.absolute_path,
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)
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site.config.update(
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SEND_FILE_MAX_AGE_DEFAULT=180,
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TEMPLATES_AUTO_RELOAD=True,
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)
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site.jinja_env.add_extension('jinja2.ext.do')
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site.jinja_env.trim_blocks = True
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site.jinja_env.lstrip_blocks = True
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jinja_filters.register_all(site)
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site.debug = True
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site.localhost_only = False
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# Request decorators ###############################################################################
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@site.before_request
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def before_request():
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request.is_localhost = (request.remote_addr == '127.0.0.1')
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if site.localhost_only and not request.is_localhost:
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flask.abort(403)
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@site.after_request
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def after_request(response):
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response = flasktools.gzip_response(request, response)
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return response
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####################################################################################################
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# These functions will be called by the launcher, flask_dev, flask_prod.
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def init_ycdldb(*args, **kwargs):
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global ycdldb
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ycdldb = ycdl.ycdldb.YCDLDB.closest_ycdldb(*args, **kwargs)
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def refresher_thread(rate):
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while True:
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time.sleep(rate)
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log.info('Starting refresh job.')
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thread_kwargs = {'force': False, 'skip_failures': True}
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refresh_job = threading.Thread(
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target=ycdldb.refresh_all_channels,
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kwargs=thread_kwargs,
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daemon=True,
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)
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refresh_job.start()
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def start_refresher_thread(rate):
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log.info('Starting refresher thread, once per %d seconds.', rate)
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refresher = threading.Thread(target=refresher_thread, args=[rate], daemon=True)
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refresher.start()
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