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Versions: 17
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Contents
module Restfully
module Collection
include Enumerable
# If property is a Symbol, it tries to find the corresponding item in the collection.
# Else, returns the result of calling <tt>[]</tt> on its superclass.
def [](property)
case property
when Symbol
find_by_uid(property)
when Integer
find_by_index(property)
else
super(property)
end
end
def find_by_uid(symbol)
found = find{ |i| i.media_type.represents?(symbol) }
found.expand unless found.nil?
found
end
def find_by_index(index)
index = index+length if index < 0
each_with_index{|item, i|
return item.expand if i == index
}
nil
end
def each(*args, &block)
@items ||= {}
media_type.each(*args) do |item_media_type|
hash = item_media_type.hash
unless @items.has_key?(hash)
self_link = item_media_type.links.find{|l| l.self?}
req = HTTP::Request.new(session, :get, self_link.href, :head => {
'Accept' => self_link.types[0]
})
res = HTTP::Response.new(session, 200, {
'Content-Type' => self_link.types[0]
}, item_media_type.io)
@items[hash] = Resource.new(session, res, req).load
end
block.call @items[hash]
end
self
end
def length
self["items"].length
end
def total
self["total"].to_i
end
def offset
(self["offset"] || 0).to_i
end
def last
self[-1]
end
def empty?
total == 0
end
# Expand the items that
def expand
each {|i| i.expand}
self
end
def inspect
map{|item| item}.inspect
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems