mirror of
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77 lines
2.3 KiB
Python
77 lines
2.3 KiB
Python
import boto3
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import re
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from django.conf import settings
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from mistletoe import HTMLRenderer
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from mistletoe.span_token import SpanToken
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from pygments import highlight
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from pygments.styles import get_style_by_name as get_style
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from pygments.lexers import get_lexer_by_name as get_lexer, guess_lexer
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from pygments.formatters.html import HtmlFormatter
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def get_content_from_s3(key=None, bucket_name=None):
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"""Get content from S3
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Sample key:
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'archives/boost_1_81_0/README.md'
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Returns the decoded file contents if able
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FIXME: This is a temporary solution to get the content from S3
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and does not handle errors or anything unexpected with grace.
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"""
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if not key:
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raise
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if not bucket_name:
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bucket_name = settings.BUCKET_NAME
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client = boto3.client(
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"s3",
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aws_access_key_id=settings.AWS_ACCESS_KEY_ID,
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aws_secret_access_key=settings.AWS_SECRET_ACCESS_KEY,
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region_name="us-east-1",
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)
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response = client.get_object(Bucket=bucket_name, Key=key)
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file_content = response["Body"].read().decode("utf-8")
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return file_content
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class Youtube(SpanToken):
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"""
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Span token for Youtube shortcodes
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Expected shortcode: `[[ youtube | U4VZ9DRdXAI ]]`
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youtube is thrown out but in the shortcode for readability
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"""
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pattern = re.compile(r"\[\[ *(.+?) *\| *(.+?) *\]\]")
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def __init__(self, match):
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self.target = match.group(2)
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class PygmentsRenderer(HTMLRenderer):
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formatter = HtmlFormatter()
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formatter.noclasses = True
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def __init__(self, *extras, style="solarized-dark"):
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super().__init__(*extras)
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self.formatter.style = get_style(style)
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def render_block_code(self, token):
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code = token.children[0].content
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lexer = get_lexer(token.language) if token.language else guess_lexer(code)
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return highlight(code, lexer, self.formatter)
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class BoostRenderer(PygmentsRenderer):
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def __init__(self):
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super().__init__(Youtube)
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def render_youtube(self, token):
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template = '<iframe width="560" height="315" src="https://www.youtube.com/embed/{target}" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>'
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return template.format(target=token.target)
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