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https://github.com/bookwyrm-social/bookwyrm.git
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060f515aea
This runs at startup of anything, so we should be extra sure to not break anything, and lots of things can go wrong downloading files from the internet
47 lines
1.5 KiB
Python
47 lines
1.5 KiB
Python
"""Do further startup configuration and initialization"""
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import os
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import urllib
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import logging
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from django.apps import AppConfig
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from bookwyrm import settings
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logger = logging.getLogger(__name__)
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def download_file(url, destination):
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"""Downloads a file to the given path"""
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try:
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# Ensure our destination directory exists
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os.makedirs(os.path.dirname(destination))
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with urllib.request.urlopen(url) as stream:
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with open(destination, "b+w") as outfile:
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outfile.write(stream.read())
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except (urllib.error.HTTPError, urllib.error.URLError):
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logger.error("Failed to download file %s", url)
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except OSError:
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logger.error("Couldn't open font file %s for writing", destination)
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except: # pylint: disable=bare-except
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logger.exception("Unknown error in file download")
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class BookwyrmConfig(AppConfig):
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"""Handles additional configuration"""
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name = "bookwyrm"
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verbose_name = "BookWyrm"
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def ready(self):
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if settings.ENABLE_PREVIEW_IMAGES and settings.FONTS:
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# Download any fonts that we don't have yet
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logger.debug("Downloading fonts..")
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for name, config in settings.FONTS.items():
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font_path = os.path.join(
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settings.FONT_DIR, config["directory"], config["filename"]
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)
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if "url" in config and not os.path.exists(font_path):
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logger.info("Just a sec, downloading %s", name)
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download_file(config["url"], font_path)
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