<?php 
$attributemap = array( 
 
    // See http://developer.linkedin.com/docs/DOC-1061 for LinkedIn Profile fields. 
    // NB: JSON response requires the conversion of field names from hyphened to camelCase. 
    // For instance, first-name becomes firstName. 
 
    // Generated LinkedIn Attributes 
    'linkedin_user'            =>    'eduPersonPrincipalName', // id  @ linkedin.com 
    'linkedin_targetedID'        =>    'eduPersonTargetedID', // http://linkedin.com!id 
 
    // Attributes Returned by LinkedIn 
    'linkedin.firstName'        =>    'givenName', 
    'linkedin.lastName'        =>    'sn', 
    'linkedin.id'            =>    'uid', // alpha + mixed case user id 
    //'linkedin.pictureUrl'        =>    'jpegPhoto', // URL not image data 
    'linkedin.headline'        =>    'title', 
    'linkedin.summary'        =>    'description', 
); 
 
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