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5f318a5241
* SPEC: PollFeedJob parsing atom feed * add FeedItemAccessor It is to provide a consistent interface to access a feed item's tag content. * add FeedElementInstaller to install non-standard and non-namespaced feed elements * FEATURE: replace SimpleRSS with Ruby RSS module * get FinalDestination and download with Excon * support namespaced element with FeedElementInstaller
26 lines
543 B
Ruby
26 lines
543 B
Ruby
class FeedItemAccessor
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attr_accessor :rss_item
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def initialize(rss_item)
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@rss_item = rss_item
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end
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def element_content(element_name)
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try_attribute_or_self(element(element_name), :content)
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end
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def link
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try_attribute_or_self(element(:link), :href)
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end
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private
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def element(element_name)
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rss_item.respond_to?(element_name) ? rss_item.send(element_name) : nil
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end
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def try_attribute_or_self(element, attribute_name)
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element.respond_to?(attribute_name) ? element.send(attribute_name) : element
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end
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end
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