Ryan Romanchuk rromanchuk
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| bash < <(curl -s https://rvm.beginrescueend.com/install/rvm) | |
| echo '[[ -s "$HOME/.rvm/scripts/rvm" ]] && . "$HOME/.rvm/scripts/rvm" # Load RVM function' >> ~/.bash_profile | |
| source .bash_profile | |
| rvm install 1.9.2 | |
| rvm gemset create r3 | |
| rvm use 1.9.2@r3 --default | |
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| Paypal.sandbox! | |
| r = Paypal::NVP::Request.new(:username => PAYPAL[:username], :password => PAYPAL[:password], :signature => PAYPAL[:signature]) | |
| r.request('RefundTransaction', {'TRANSACTIONID' => '2VV74337KH776410C', 'REFUNDTYPE' => 'Full'}) |
rromanchuk
/ gist:967646
Created
May 11, 2011 23:48
decoding signed request for canvas facebook app or page
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| def parse_signed_request(request) | |
| # Facebook's signed requests come in two parts -- the signature and the data payload | |
| # see http://developers.facebook.com/docs/authentication/canvas | |
| return {} if request.blank? | |
| encoded_sig, payload = request.split(".") | |
| sig = base64_url_decode(encoded_sig) | |
| # if the signature matches, return the data, decoded and parsed as JSON | |
| if OpenSSL::HMAC.digest("sha256", FB[:secret_key], payload) == sig |
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