RESTful Web Services by Richardson Leonard & Ruby Sam

Author:Richardson, Leonard & Ruby, Sam [Richardson, Leonard]
Language: eng
Format: mobi
Tags: COMPUTERS / Systems Architecture / General
Publisher: O'Reilly Media
Published: 2008-12-16T16:00:00+00:00

# An HTTP-based Ruby client for my social bookmarking service

class BookmarkClient

def initialize(service_root)

@service_root = service_root

end

# Turn a Ruby hash into a form-encoded set of key-value pairs.

def form_encoded(hash)

encoded = []

hash.each do |key, value|

encoded << CGI.escape(key) + '=' + CGI.escape(value)

end

return encoded.join('&')

end

# Create a new user.

def new_user(username, password, full_name, email)

representation = form_encoded({ "user[name]" => username,

"user[password]" => password,

"user[full_name]" => full_name,

"user[email]" => email })

puts representation

begin

response = open(@service_root + '/users', :method => :post,

:body => representation)

puts "User #{username} created at #{response.meta['location']}"

rescue OpenURI::HTTPError => e

response_code = e.io.status[0].to_i

if response_code == "409" # Conflict

puts "Sorry, there's already a user called #{username}."

else

raise e

end

end

end

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