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invert of shorturl : convert a short url (tinyurl, ...) to the original one
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README.rdoc

LongURL

DESCRIPTION

LongURL expands short urls (tinyurl, is.gd, …) to original ones, using on LongURL.org, internal resolution or direct resolution First, expand will try to expand url using longurl.org service. Then, it will try to direct follow redirections on the given url and returns final one.

SYNOPSIS

Options

  • :cache : cache object to use, must implement [] and []= functions.

Types

url is expected to be a String and returns a String with the url.

Examples

# simple expands
LongURL.expand("http://tinyurl.com/1c2")                              # => "http://www.google.com"
LongURL.expand("http://tinyurl.com/blnhsg")                           # => "http://www.google.com/search?q=number+of+horns+on+a+unicorn&ie=UTF-8"
LongURL.expand("http://is.gd/iUKg")                                   # => "http://fabien.jakimowicz.com"

# not expandable urls, without any http call
LongURL.expand("http://www.linuxfr.org")                              # => "http://www.linuxfr.org"

# Use MemCache LongURL.expand(“is.gd/iUKg”, :cache => MemCache.new(“localhost:11211”, :namespace => “LongURL”)) # => “fabien.jakimowicz.com” # Expander class expander = LongURL::Expander.new expander.expand(“tinyurl.com/1c2”) # => “www.google.com

# not expandable urls, direct resolution only
expander.direct_resolution("http://www.linuxfr.org")                  # => "http://www.linuxfr.org/pub"
# not expandable urls, calling longurl.org only
expander.expand_with_service_only("http://www.linuxfr.org")           # => "http://www.linuxfr.org/pub"

# … with MemCache expander = LongURL::Expander.new(:cache => MemCache.new(“localhost:11211”, :namespace => “LongURL”)) expander.expand(“tinyurl.com/1c2”) # => “www.google.com

Exceptions

  • LongURL::InvalidURL : will occurs if given url is nil, empty or invalid

  • LongURL::NetworkError : a network (timeout, host could be reached, …) error occurs

  • LongURL::UnknownError : an unknown error occurs

REQUIREMENTS

  • json gem

INSTALL

gem install longurl

LICENSE

(The MIT License)

Copyright © 2009, Fabien Jakimowicz <fabien@jakimowicz.com>

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

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