Class: Apod

Inherits:
Object
  • Object
show all
Defined in:
lib/apod.rb,
lib/apod/version.rb

Constant Summary collapse

VERSION = 
"0.2.0"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ Apod 



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# File 'lib/apod.rb', line 9

def initialize
    @pictures = []

    page = Nokogiri::HTML(open("http://apod.nasa.gov/apod/archivepix.html"))
    pics = page.css('b a')
    pics.each do |pic|
        @pictures << Pic.new(pic.text, "http://apod.nasa.gov/apod/" + pic["href"])
    end
end

Instance Attribute Details

#pictures ⇒ Object (readonly)

Returns the value of attribute pictures.



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# File 'lib/apod.rb', line 7

def pictures
  @pictures
end

Instance Method Details

#search(query) ⇒ Object 



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# File 'lib/apod.rb', line 23

def search(query)
    @pictures = []

    if query.size > 60
        return "ERROR: Query must be less than 60 characters"
    end

    clnt = HTTPClient.new("http://apod.nasa.gov/cgi-bin/apod/apod_search")
    res = clnt.post('http://apod.nasa.gov/cgi-bin/apod/apod_search', {'tquery' => query}).content
    page = Nokogiri::HTML(res)
    page.css('body > p > a:nth-child(2)').each do |elem|
        @pictures << Pic.new(elem.text, elem["href"])
    end
    @pictures
end

#titles ⇒ Object 



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# File 'lib/apod.rb', line 19

def titles
    @pictures.collect{ |pic| pic.title }
end