class Rubygem

# File lib/rubygemstats.rb, line 50
def self.authors(doc)
        doc.search("//div[@class='authors info-item']").search("//p").inner_html.split(", ")
end

# File lib/rubygemstats.rb, line 46
def self.for_this_version(doc)
        doc.search("//div[@class='downloads counter']").search("//strong")[1].inner_html.gsub(",","").to_i
end

# File lib/rubygemstats.rb, line 34
def self.gem_name(uri)
        uri.scan(/\/gems\/\w+/).first.split("/")[-1]
end

# File lib/rubygemstats.rb, line 11
def initialize(name)
        stats = Rubygem.scrape(Rubygem.uri(name))
        @name = name
        @version = stats[:version]
        @total_downloads = stats[:total_downloads]
        @for_this_version = stats[:for_this_version]
        @authors = stats[:authors]
end

# File lib/rubygemstats.rb, line 24
def self.scrape(uri)
        doc = open(uri){|f|Hpricot(f)}
        g = self.gem_name(uri)
        v = self.version(doc)
        td = self.total_downloads(doc)
        ftv = self.for_this_version(doc)
        a = self.authors(doc)
        {:gem_name => g, :version => v, :total_downloads => td, :for_this_version => ftv, :authors => a}
end

# File lib/rubygemstats.rb, line 42
def self.total_downloads(doc)
        doc.search("//div[@class='downloads counter']").search("//strong").first.inner_html.gsub(",","").to_i
end

# File lib/rubygemstats.rb, line 20
def self.uri(name)
        "http://rubygems.org/gems/#{name}"
end

# File lib/rubygemstats.rb, line 38
def self.version(doc)
        doc.search("//div[@class='versions']").search("//a").first.attributes["href"].split("/")[-1]
end