Connection Example with PHP and Authorization

 

In PHP it's simple to connect to Beas Service Layer

Example: get.php

 

See Video

BSL and PHP

 

<?php

 

// Connection information

$bsl_url = 'http://localhost:8080/odata4';

// Connection by User and Password. Define this in Personnel - Tab "Login"

$bsl_user = 'test01';

$bsl_password = '1234';

$auth_cookie = '';

// Autenticate

$auth = CallAPI($auth_cookie, 'POST', $bsl_url.'/Login', json_encode(["User"=>$bsl_user,"Pwd"=>$bsl_password]));

if ($auth['ret_code']!=0) die('Authentication error<br>'.print_r($auth,true));

$auth_cookie = 'beas-sessionid='.$auth['beas-sessionid'];

// Get Items (ItemCode,ItemName, which start between C and D)

$items = CallAPI($auth_cookie, 'GET', $bsl_url.'/Item?$select=ItemCode,ItemName&$filter=ItemCode%20gt%20"C"%20and%20ItemCode%20lt%20"D"&$format=json');

if ($items['ret_code']!=0) die('Error<br>'.print_r($items,true));

// Display result

echo '<table><thead><tr><th>Item Code</th><th>Item Name</th></tr>';

foreach($items['value'] as $item) echo '<tr><td>'.$item['ItemCode'].'</td><td>'.$item['ItemName'].'</td></tr>';

echo '</table>';

// Display result (no json format!!)

echo $items;

// Logout

$items = CallAPI($auth_cookie, 'POST', $bsl_url.'/Logout');

exit;

 

// ----------------------------------------------------------------------

function CallAPI($cookie, $method, $url, $data = false)

{

    $curl = curl_init();

    switch ($method)

    {

        case "POST":

            curl_setopt($curl, CURLOPT_POST, 1);

            if ($data) {

                curl_setopt($curl, CURLOPT_HTTPHEADER, array('Content-Type:application/json'));               

                curl_setopt($curl, CURLOPT_POSTFIELDS, $data);

            }

            break;

        case "PUT":

            curl_setopt($curl, CURLOPT_PUT, 1);

            break;

        default:

            if ($data)

                $url = sprintf("%s?%s", $url, http_build_query($data));

    }

 

    if ($cookie!='') curl_setopt($curl, CURLOPT_HTTPHEADER, array("Cookie: ".$cookie));

    curl_setopt($curl, CURLOPT_URL, $url);

    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);

    $result = curl_exec($curl);

    curl_close($curl);

    return json_decode($result, true);

}

?>