(PHP ActiveX) Get Individual Photo Info

Assuming we have the ID of a Photo, this example demonstrates how to retrieve the photo information and parse the JSON.

Chilkat ActiveX Downloads ActiveX for 32-bit and 64-bit Windows Note: The php_com_dotnet.dll may need to be enabled inside of php.ini.

<?php

// This example requires the Chilkat API to have been previously unlocked.
// See Global Unlock Sample for sample code.

// This example assumes a previously obtained an access token
// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.OAuth2')
$oauth2 = new COM("Chilkat.OAuth2");
$oauth2->AccessToken = 'FACEBOOK-ACCESS-TOKEN';

// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.Rest')
$rest = new COM("Chilkat.Rest");

// Connect to Facebook...
$success = $rest->Connect('graph.facebook.com',443,1,1);
if ($success != 1) {
    print $rest->LastErrorText . "\n";
    exit;
}

// Provide the authentication credentials (i.e. the access key)
$rest->SetAuthOAuth2($oauth2);

// Assumes we've already obtained a Photo ID.
$photoId = '10210199026347451';

// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.StringBuilder')
$sbPath = new COM("Chilkat.StringBuilder");
$sbPath->Append('/v2.7/');
$sbPath->Append($photoId);

// Select the fields we want.
// This example will select many of the possible fields.
// See https://developers.facebook.com/docs/graph-api/reference/photo/
$rest->AddQueryParam('fields','id,album,can_delete,can_tag,from,height,width,images,link,name,name_tags,picture,place,target');

$responseJson = $rest->fullRequestNoBody('GET',$sbPath->getAsString());
if ($rest->LastMethodSuccess != 1) {
    print $rest->LastErrorText . "\n";
    exit;
}

// For versions of Chilkat < 10.0.0, use new COM('Chilkat_9_5_0.Chilkat.JsonObject')
$json = new COM("Chilkat.JsonObject");
$json->EmitCompact = 0;
$json->Load($responseJson);

// Show the JSON in human-readable format.
print $json->emit() . "\n";

// A sample response is shown below.
// Demonstrate how to parse values from the JSON.
print 'Album name: ' . $json->stringOf('album.name') . "\n";
$canDelete = $json->BoolOf('can_delete');
print 'Can Delete: ' . $canDelete . "\n";
print 'From Name: ' . $json->stringOf('from.name') . "\n";
$height = $json->IntOf('height');
$width = $json->IntOf('width');
print 'Dimensions: ' . $width . 'x' . $height . "\n";
print 'First Image Source: ' . $json->stringOf('images[0].source') . "\n";

// A sample JSON response is shown here.  
// { 
//   "id": "10210199026347451",
//   "album": { 
//     "created_time": "2009-10-19T00:06:46+0000",
//     "name": "Timeline Photos",
//     "id": "1237223526054"
//   },
//   "can_delete": true,
//   "can_tag": true,
//   "from": { 
//     "name": "Matt Smith",
//     "id": "10224048320139890"
//   },
//   "height": 120,
//   "width": 120,
//   "images": [
//     { 
//       "height": 120,
//       "source": "https:\/\/scontent.xx.fbcdn.net\/v\/t1.0-9\/14462791_10210199026347451_7830642117574407060_n.jpg?oh=a7f9ed10cf9cd81a82adeb541c60e2e2&oe=58ABB195",
//       "width": 120
//     }
//   ],
//   "link": "https:\/\/www.facebook.com\/photo.php?fbid=10210199026347451&set=a.1237223526054.2038240.1093202869&type=3",
//   "name": "Ignore my posts -- I'm doing some testing for Facebook related programming...",
//   "picture": "https:\/\/scontent.xx.fbcdn.net\/v\/t1.0-9\/14462791_10210199026347451_7830642117574407060_n.jpg?oh=a7f9ed10cf9cd81a82adeb541c60e2e2&oe=58ABB195"
// }
// 

?>