mirror of https://github.com/zulip/zulip.git
29 lines
696 B
Python
29 lines
696 B
Python
from typing import Dict
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from .base import BaseParser
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class OpenGraphParser(BaseParser):
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allowed_og_properties = {
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'og:title',
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'og:description',
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'og:image',
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}
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def extract_data(self) -> Dict[str, str]:
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meta = self._soup.findAll('meta')
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result = {}
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for tag in meta:
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if not tag.has_attr('property'):
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continue
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if tag['property'] not in self.allowed_og_properties:
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continue
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og_property_name = tag['property'][len('og:'):]
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if not tag.has_attr('content'):
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continue
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result[og_property_name] = tag['content']
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return result
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