ctrl.php

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<?php
include    './FileAPI.class.php';
 
 
if( !empty($_SERVER['HTTP_ORIGIN']) ){
    // Enable CORS
    header('Access-Control-Allow-Origin: ' . $_SERVER['HTTP_ORIGIN']);
    header('Access-Control-Allow-Methods: POST, GET, OPTIONS');
    header('Access-Control-Allow-Headers: Origin, X-Requested-With, Content-Range, Content-Disposition, Content-Type');
    header('Access-Control-Allow-Credentials: true');
}
 
 
if( $_SERVER['REQUEST_METHOD'] == 'OPTIONS' ){
    exit();
}
 
 
if( strtoupper($_SERVER['REQUEST_METHOD']) == 'POST' ){
    $files  = FileAPI::getFiles(); // Retrieve File List
    $images = array();
 
 
    // Fetch all image-info from files list
    fetchImages($files, $images);
 
 
    // JSONP callback name
    $jsonp  = isset($_REQUEST['callback']) ? trim($_REQUEST['callback']) : null;
 
 
    // JSON-data for server response
    $json   = array(
          'images'  => $images
        , 'data'    => array('_REQUEST' => $_REQUEST, '_FILES' => $files)
    );
 
 
    // Server response: "HTTP/1.1 200 OK"
    FileAPI::makeResponse(array(
          'status' => FileAPI::OK
        , 'statusText' => 'OK'
        , 'body' => $json
    ), $jsonp);
    exit;
}
 
 
 
 
function fetchImages($files, &$images, $name = 'file'){
    if( isset($files['tmp_name']) ){
        $filename = $files['tmp_name'];
        list($mime) = explode(';', @mime_content_type($filename));
 
        if( strpos($mime, 'image') !== false ){
            $size = getimagesize($filename);
            $base64 = base64_encode(file_get_contents($filename));
 
            $images[$name] = array(
                  'width'   => $size[0]
                , 'height'  => $size[1]
                , 'mime'    => $mime
                , 'size'    => filesize($filename)
                , 'dataURL' => 'data:'. $mime .';base64,'. $base64
            );
        }
    }
    else {
        foreach( $files as $name => $file ){
            fetchImages($file, $images, $name);
        }
    }
}
?>