Class: Hondana::Book

Inherits:
Object
  • Object
show all
Defined in:
lib/hondana.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(isbn) ⇒ Book

Returns a new instance of Book.



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# File 'lib/hondana.rb', line 31

def initialize(isbn)
  @isbn = isbn
  @title = nil
  @authors = nil
  @publisher = nil
end

Instance Attribute Details

#isbn ⇒ Object (readonly)

Returns the value of attribute isbn.



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# File 'lib/hondana.rb', line 37

def isbn
  @isbn
end

Instance Method Details

#authors ⇒ Object 



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# File 'lib/hondana.rb', line 51

def authors
  getdata unless @authors
  @authors
end

#getdata ⇒ Object 



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# File 'lib/hondana.rb', line 39

def getdata
  data = JSON.parse(Hondana.http_get("/bookinfo?isbn=#{CGI.escape(isbn)}"))
  @title = data['title']
  @authors = data['authors']
  @publisher = data['publisher']
end

#publisher ⇒ Object 



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# File 'lib/hondana.rb', line 56

def publisher
  getdata unless @publisher
  @publisher
end

#shelves ⇒ Object 



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# File 'lib/hondana.rb', line 61

def shelves
  shelfnames = JSON.parse(Hondana.http_get("/shelves?isbn=#{isbn}"))
  shelfnames.collect { |name|
    Shelf.new(name)
  }
end

#title ⇒ Object 



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# File 'lib/hondana.rb', line 46

def title
  getdata unless @title
  @title
end