Adding all.

Author: August Lilleaas

README.textile

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+h1. Ruby Net::HTTP cheat sheet
+
+A bunch of common HTTP use cases implemented with Ruby's <code>Net::HTTP</code> library.
+
+h1. Fork
+
+If you want to add or change something, fork and send me a pull request.

basic_auth.rb

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+require "net/http"
+require "uri"
+
+uri = URI.parse("http://google.com/")
+
+http = Net::HTTP.new(uri.host, uri.port)
+request = Net::HTTP::Get.new(uri.request_uri)
+request.basic_auth("username", "password")
+response = http.request(request)

headers.rb

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+require "net/http"
+require "uri"
+
+uri = URI.parse("http://google.com/")
+http = Net::HTTP.new(uri.host, uri.port)
+
+request = Net::HTTP::Get.new(uri.request_uri)
+request["User-Agent"] = "My Ruby Script"
+request["Accept"] = "*/*"
+
+response = http.request(request)

normal.rb

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+require "net/http"
+require "uri"
+
+uri = URI.parse("http://google.com/")
+
+# Shortcut
+response = Net::HTTP.get_response(uri)
+
+# Will print response.body
+Net::HTTP.get_print(uri)
+
+# Full
+http = Net::HTTP.new(uri.host, uri.port)
+response = http.request(Net::HTTP::Get.new(uri.request_uri))

post_form.rb

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+require "net/http"
+require "uri"
+
+uri = URI.parse("http://example.com/search")
+
+# Shortcut
+response = Net::HTTP.post_form(uri, {"q" => "My query", "per_page" => "50"})
+
+# Full control
+http = Net::HTTP.new(uri.host, uri.port)
+
+request = Net::HTTP::Post.new(uri.request_uri)
+request.set_form_data({"q" => "My query", "per_page" => "50"})
+
+response = http.request(request)

response.rb

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+require "net/http"
+require "uri"
+
+uri = URI.parse("http://google.com/")
+
+http = Net::HTTP.new(uri.host, uri.port)
+request = Net::HTTP::Get.new(uri.request_uri)
+
+response = http.request(request)
+
+response.code             # => 301
+response.body             # => The body (HTML, XML, blob, whatever)
+# Headers are lowercased
+response["cache-control"] # => public, max-age=2592000

rest.rb

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+# Basic REST.
+# Most REST APIs will set semantic values in response.body and response.code.
+require "net/http"
+
+http = Net::HTTP.new("api.restsite.com")
+
+request = Net::HTTP::Post.new("/users")
+request.set_form_data({"users[login]" => "quentin"})
+response = http.request(request)
+# Use nokogiri, hpricot, etc to parse response.body.
+
+request = Net::HTTP::Get.new("/users/1")
+response = http.request(request)
+# As with POST, the data is in response.body.
+
+request = Net::HTTP::Delete.new("/users/1")
+response = http.request(request)
+
+request = Net::HTTP::Put.new("/users/1")
+request.set_form_data({"users[login]" => "changed"})
+response = http.request(request)

shortcuts.rb

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+require "net/https"
+require "uri"
+
+uri = URI.parse("https://secure.com")
+http = 
+http.use_ssl = true
+http.verify_mode = OpenSSL::SSL::VERIFY_NONE
+
+request = Net::HTTP::Get.new(uri.request_uri)
+
+response = http.request(request)
+response.body
+response.status
+response["header-here"] # All headers are lowercase

ssl.rb

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+require "net/https"
+require "uri"
+
+uri = URI.parse("https://secure.com")
+pem = File.read("/path/to/my.pem")
+http = Net::HTTP.new(uri.host, uri.port)
+http.use_ssl = true
+http.cert = OpenSSL::X509::Certificate.new(pem)
+http.key = OpenSSL::PKey::RSA.new(pem)
+http.verify_mode = OpenSSL::SSL::VERIFY_PEER
+
+request = Net::HTTP::Get.new(uri.request_uri)

ssl_with_pem.rb

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+require "net/http"
+require "uri"
+
+uri = URI.parse("http://google.com/")
+
+http = Net::HTTP.new(uri.host, uri.port)
+http.open_timeout = 3 # in seconds
+http.read_timeout = 3 # in seconds
+http.request(Net::HTTP::Get.new(uri.request_uri))

timeout.rb

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+require "uri"
+
+uri = URI.parse("http://mysite.com/some_api")
+uri = URI.parse("https://mysite.com/thing?foo=bar")
+
+# URI will also guess the correct port
+URI.parse("http://foo.com").port # => 80
+URI.parse("https://foo.com/").port # => 443
+
+# Full reference
+uri = URI.parse("http://foo.com/this/is/everything?query=params")
+# p (uri.methods - Object.methods).sort
+p uri.scheme        # => "http"
+p uri.host          # => "foo.com"
+p uri.port          # => 80
+p uri.request_uri   # => "/this/is/everything?query=params"
+p uri.path          # => "/this/is/everything"
+p uri.query         # => "query=params"
+
+# There are setters as well
+uri.port = 8080
+uri.host = "google.com"
+uri.scheme = "ftp"
+p uri.to_s
+# => "ftp://google.com:8080/this/is/everything?query=param"

uri.rb

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+# You don't have to use URI.parse
+require "net/http"
+
+http = Net::HTTP.new("google.com", 80)
+response = http.request(Net::HTTP::Get.new("/foo/bar"))