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35 lines
1 KiB
Ruby
35 lines
1 KiB
Ruby
require_dependency 'oneboxer/handlebars_onebox'
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module Oneboxer
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class OpenGraphOnebox < HandlebarsOnebox
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def template
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template_path('simple_onebox')
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end
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def onebox
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# We expect to have the options we need already
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return nil unless @opts.present?
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# A site is supposed to supply all the basic og attributes, but some don't (like deviant art)
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# If it just has image and no title, embed it as an image.
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return BaseOnebox.image_html(@opts['image'], nil, @url) if @opts['image'].present? and @opts['title'].blank?
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@opts['title'] ||= @opts['description']
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return nil if @opts['title'].blank?
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@opts[:original_url] = @url
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@opts[:text] = @opts['description']
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begin
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parsed = URI.parse(@url)
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@opts[:host] = parsed.host.split('.').last(2).join('.')
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rescue URI::InvalidURIError
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# In case there is a problem with the URL, we just won't set the host
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end
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Mustache.render(File.read(template), @opts)
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end
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end
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end
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