Homebrewserver.club website
https://homebrewserver.club/
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58 lines
2.2 KiB
58 lines
2.2 KiB
import six
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from bs4 import BeautifulSoup
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from pelican import signals
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from pelican.contents import Article, Page
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from pelican.generators import ArticlesGenerator
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def images_extraction(instance):
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representativeImage = None
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if type(instance) in (Article, Page):
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if 'image' in instance.metadata:
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representativeImage = instance.metadata['image']
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# Process Summary:
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# If summary contains images, extract one to be the representativeImage
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# and remove images from summary
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soup = BeautifulSoup(instance.summary, 'html.parser')
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images = soup.find_all('img')
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for i in images:
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if not representativeImage:
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representativeImage = i['src']
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i.extract()
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if len(images) > 0:
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# set _summary field which is based on metadata. summary field is
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# only based on article's content and not settable
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instance._summary = six.text_type(soup)
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# If there are no image in summary, look for it in the content body
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if not representativeImage:
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soup = BeautifulSoup(instance._content, 'html.parser')
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imageTag = soup.find('img')
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if imageTag:
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representativeImage = imageTag['src']
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# Set the attribute to content instance
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instance.featured_image = representativeImage
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instance.featured_alt = instance.metadata.get('alt', None)
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instance.featured_link = instance.metadata.get('link', None)
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instance.featured_caption = instance.metadata.get('caption', None)
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def run_plugin(generators):
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for generator in generators:
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if isinstance(generator, ArticlesGenerator):
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for article in generator.articles:
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images_extraction(article)
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for translation in article.translations:
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images_extraction(translation)
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def register():
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try:
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signals.all_generators_finalized.connect(run_plugin)
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except AttributeError:
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# NOTE: This results in #314 so shouldn't really be relied on
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# https://github.com/getpelican/pelican-plugins/issues/314
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signals.content_object_init.connect(images_extraction)
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