Paypal.scala

package controllers

import com.micronautics.paypal.PaypalTransaction
import play.api._
import play.api.mvc._

object PayPalController extends Controller {
  var live = true

  def url =
    if (live)
      "https://www.paypal.com/cgi-bin/webscr?cmd=_notify-validate&"
    else
      "https://www.sandbox.paypal.com/cgi-bin/webscr?cmd=_notify-validate&"

  def ipn = Action(parse.tolerantFormUrlEncoded) {
    request =>
      val queryString = request.body.toString
      Logger.info("Paypal request: " + queryString)
      Logger.info("Verifying request: " + url + queryString)
      val response = io.Source.fromURL(url + queryString).mkString.trim
      if (response != "VERIFIED") {
        Logger.warn("Could not verify PayPal call " + "Verification response: " + response)
        BadRequest("Verification response: " + response)
      } else {
        if (request.body.get("payment_status").exists(_ == "Completed")) {
          val reqStr = request.body.toString
          val dataMap = BodyParserUtils.parseTextAsFormUrlEncodedForJava(reqStr)
          new PaypalTransaction(dataMap).processTransaction()
          Ok
        } else {
          // what situation arises to get us here?
          Ok
        }
      }
  }
}