title: download facebook photos using graph API in JSON Format?
body: <p>Hi using graph API i am able to get the photos of my albums, now i want to download all the photos in the album to my computer. it returns data in JSon format, how can i filter only the Urls of the images from that json and then download all photos from that url
  my json is some like this format</p>
  
  <pre><code>{
  
  
  "data": [
        {
           "id": "1140894483853",
           "from": {
              "name": "Muhammad Asghar",
              "id": "1272156814"
           },
           "tags": {
              "data": [
                 {
                    "id": "1272156814",
                    "name": "Muhammad Asghar",
                    "x": 52.6,
                    "y": 29.538,
                    "created_time": "2009-08-20T07:46:50+0000"
                 }
              ]
           },
           "picture": "http://photos-d.ak.fbcdn.net/photos-ak-snc1/v3356/171/103/1272156814/s1272156814_30392128_5890712.jpg",
           "source": "http://a4.sphotos.ak.fbcdn.net/photos-ak-snc1/v3356/171/103/1272156814/n1272156814_30392128_5890712.jpg",
           "height": 604,
           "width": 498,
           "images": [
              {
                 "height": 604,
                 "width": 498,
                 "source": "http://a4.sphotos.ak.fbcdn.net/photos-ak-snc1/v3356/171/103/1272156814/n1272156814_30392128_5890712.jpg"
              },
  </code></pre>
  
  <p>Please anyone help.</p>