Class: Feedbase::FeedListener
- Inherits:
-
Object
- Object
- Feedbase::FeedListener
- Includes:
- REXML::StreamListener
- Defined in:
- lib/feedbase/feed_parser.rb
Constant Summary collapse
- FEED_TITLE_TAGS =
%w[ feed/title rss/channel/title rdf:RDF/channel/title ]
- FEED_LINK_TAGS =
%w[ rss/channel/link rdf:RDF/channel/link ]
- ITEM_START_TAGS =
%w[ feed/entry rss/channel/item rdf:RDF/item ]
- ITEM_TITLE_TAGS =
%w[ feed/entry/title rss/channel/item/title rdf:RDF/item/title ]
- ITEM_AUTHOR_TAGS =
%w[ feed/entry/author/name rss/channel/item/author rdf:RDF/item/dc:creator ]
- ITEM_GUID_TAGS =
%w[ feed/entry/id rss/channel/item/guid rdf:RDF/item/guid rdf:RDF/item/feedburner:origLink ]
- ITEM_PUB_DATE_TAGS =
%w[ feed/entry/published feed/entry/created feed/entry/modified rss/channel/item/pubDate rdf:RDF/item/dc:date ]
- ITEM_LINK_TAGS =
%w[ rss/channel/item/link rdf:RDF/item/link ]
- ITEM_SUMMARY_TAGS =
%w[ feed/entry/summary rss/channel/item/description rdf:RDF/item/description ]
- ITEM_CONTENT_TAGS =
[ %r{feed/entry/content}, %r{rss/channel/item/content}, %r{rss/channel/item/content:encoded}, %r{rss/item/content}, %r{rdf:RDF/item/content} ]
Instance Method Summary collapse
-
#encode(string) ⇒ Object
encoding method.
-
#initialize ⇒ FeedListener
constructor
A new instance of FeedListener.
- #path ⇒ Object
- #result ⇒ Object
- #tag_end(name) ⇒ Object
- #tag_start(name, attrs) ⇒ Object
- #text(text) ⇒ Object (also: #cdata)
- #xmldecl(decl, encoding, extra) ⇒ Object
Constructor Details
#initialize ⇒ FeedListener
Returns a new instance of FeedListener.
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# File 'lib/feedbase/feed_parser.rb', line 63 def initialize @nested_tags = [] @x = {:items => []} end |
Instance Method Details
#encode(string) ⇒ Object
encoding method
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# File 'lib/feedbase/feed_parser.rb', line 138 def encode(string) string end |
#path ⇒ Object
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# File 'lib/feedbase/feed_parser.rb', line 132 def path @nested_tags.join('/') end |
#result ⇒ Object
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# File 'lib/feedbase/feed_parser.rb', line 68 def result; @x; end |
#tag_end(name) ⇒ Object
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# File 'lib/feedbase/feed_parser.rb', line 82 def tag_end(name) case path when *ITEM_START_TAGS @x[:items] << @current_item @current_item = nil end @nested_tags.pop end |
#tag_start(name, attrs) ⇒ Object
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# File 'lib/feedbase/feed_parser.rb', line 70 def tag_start(name, attrs) @nested_tags.push name case path when 'feed/link' @x[:link] = encode attrs['href'] when *ITEM_START_TAGS @current_item = {} when 'feed/entry/link' @current_item[:link] = encode attrs['href'] end end |
#text(text) ⇒ Object Also known as: cdata
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# File 'lib/feedbase/feed_parser.rb', line 91 def text(text) case path when *FEED_TITLE_TAGS @x[:title] = encode text.strip when *FEED_LINK_TAGS @x[:link] = encode text.strip when *ITEM_TITLE_TAGS @current_item[:title] = encode(text.strip) when *ITEM_AUTHOR_TAGS @current_item[:author] = encode(text.strip) when *ITEM_GUID_TAGS @current_item[:guid] = encode(text) when *ITEM_PUB_DATE_TAGS @current_item[:pub_date] = DateTime.parse(encode(text)) when *ITEM_LINK_TAGS @current_item[:link] = encode(text) when *ITEM_SUMMARY_TAGS if @current_item[:summary] @current_item[:summary] << encode(text) else @current_item[:summary] = encode(text) end when *ITEM_CONTENT_TAGS if @current_item[:content] @current_item[:content] << encode(text) else @current_item[:content] = encode(text) end end end |
#xmldecl(decl, encoding, extra) ⇒ Object
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# File 'lib/feedbase/feed_parser.rb', line 123 def xmldecl(decl, encoding, extra) if encoding @x[:orig_encoding] = encoding.downcase else @x[:orig_encoding] = "UTF-8" end end |