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Versions: 34
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Stored size: 1.36 KB
Contents
module FbGraph2
class Collection < Array
attr_accessor :before, :after, :next, :previous, :total_count, :summary
def initialize(collection = [])
collection = normalize collection
paginate collection[:paging]
summarize collection[:summary]
replace Array(collection[:data])
end
private
def normalize(collection)
case collection
when Hash
collection
when Array
{
data: collection,
count: collection.size
}
else
raise ArgumentError.new("Invalid collection")
end
end
def paginate(paging)
cursors = paging.try(:[], :cursors)
self.before = cursors.try(:[], :before)
self.after = cursors.try(:[], :after)
self.next = params_in paging.try(:[], :next)
self.previous = params_in paging.try(:[], :previous)
end
def summarize(summary)
self.summary = summary
self.total_count = summary.try(:[], :total_count)
if summary.try(:[], :updated_time)
self.summary[:updated_time] = Time.parse summary[:updated_time]
end
end
def params_in(url)
if url
Rack::Utils.parse_nested_query(
URI.parse(url).query
).inject({}) do |params, (key, value)|
params.merge! key => value
end.with_indifferent_access
end
end
end
end
Version data entries
34 entries across 34 versions & 1 rubygems