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# File 'lib/jekyll-image-data/crawler.rb', line 5
def crawl(content, config)
images = []
exclude = config.dig("image_data", "exclude") || []
html = Nokogiri::HTML(content)
html.xpath("//img").each do |item|
src = item.xpath("@src").first
alt = item.xpath("@alt").first
excluded = exclude.select do |exclude_item|
src.value.include?(exclude_item)
end
next unless excluded.empty?
images << {
"url" => src ? src.content : "",
"alt" => alt ? alt.content : ""
}
end
images
end
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