Swift HP IDOL OnDemand

ocr.sh

$ curl -v -X POST -d apikey=YOUR-HP-IDOL-ONDEMAND-APIKEY \
 -d url=http://ecx.images-amazon.com/images/I/41FmUAMH4mL._SY300_.jpg \
 https://api.idolondemand.com/1/api/sync/ocrdocument/v1
 
< HTTP/1.1 200 OK
<
{
  "text_block": [
    {
      "text": "TESLA\nWAS\nTHE 4,, ,gé;)\nMAN",
      "left": 0,
      "top": 0,
      "width": 300,
      "height": 300
    }
  ]

Playground.js

import Foundation
import XCPlayground

XCPSetExecutionShouldContinueIndefinitely()

/**
 Paste all the code from the following file
  - https://github.com/lingoer/SwiftyJSON/blob/master/SwiftyJSON/SwiftyJSON.swift
**/

let apiKey = "YOUR-HP-IDOL-ONDEMAND-APIKEY"
let ocrImageUrl = "http://ecx.images-amazon.com/images/I/41FmUAMH4mL._SY300_.jpg"

let endpoint: NSURL = NSURL(string: "https://api.idolondemand.com/1/api/sync/ocrdocument/v1")
let request = NSMutableURLRequest(URL: endpoint)
request.HTTPMethod = "POST"
let payload = "apikey=\(apiKey)&url=\(ocrImageUrl)".dataUsingEncoding(NSUTF8StringEncoding)

let task = NSURLSession.sharedSession().uploadTaskWithRequest(request, fromData: payload, completionHandler: {data, response, error -> Void in

  if let value = data {
    var error:NSError? = nil
    if let jsonObject : AnyObject = NSJSONSerialization.JSONObjectWithData(data, options: nil, error: &error) {
      let json = JSONValue(jsonObject)
      if let ocr_results = json["text_block"][0]["text"].string {
        println(ocr_results)
      }
    }else{
      println(error)
    }
  }
    
})
task.resume()