The libraries interlibrary loan form module
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100 lines
4.5 KiB

<?php
/**
* @file
* Contains the functions to send and receive data to/from Relais.
*/
function upei_roblib_ill_get_pub_type($genre) {
switch ($genre) {
case 'book' :
return 'B';
case 'chapter' :
return 'I';
default :
return 'J';
}
}
/**
* Submit an ILL AddRequest to relais.
* @param array $form_state
* A drupal form_state array
* @param string $aid
* A relais authentication id (token)
*/
function upei_roblib_ill_add_request($form_state, $aid) {
module_load_include('inc', 'upei_roblib_ill', 'includes/db');
module_load_include('inc', 'upei_roblib_ill', 'includes/utilities');
$url = variable_get('upei_roblib_ill_add_url', 'https://caul-cbua.relais-host.com/portal-service/request/add');
$relais_arr = array(
"SupplyingLibrarySymbol" => variable_get('upei_roblib_ill_library_symbol','PCU'),
);
$relais_arr['BibliographicInfo'] = upei_roblib_ill_clean_array($form_state['storage']['upei_roblib_ill_request_form']);
$relais_arr['DeliveryAddress'] = upei_roblib_ill_clean_array($form_state['storage']['upei_roblib_ill_auth_form']);
$request_info = upei_roblib_ill_request_info_array($relais_arr['BibliographicInfo'], $form_state['values']['notes']);
$relais_arr['RequestInfo'] = $request_info;
$relais_arr['PublisherInfo']['PublicationDate'] = isset($form_state['storage']['upei_roblib_ill_request_form']['Date']) ?
$form_state['storage']['upei_roblib_ill_request_form']['Date'] : '';
$relais_arr['PublisherInfo']['PublicationType'] = upei_roblib_ill_get_pub_type($form_state['storage']['upei_roblib_ill_request_form']['Genre']);
$relais_json = json_encode($relais_arr);
$options = array(
'method' => 'POST',
'data' => $relais_json,
'timeout' => 15,
'headers' => array('Content-Type' => 'application/json'),
);
if(!isset($aid) || is_array($aid)) {
upei_roblib_ill_log_request($relais_arr, $aid);
drupal_set_message(t('Error retrieving authentication token, @message', array('@message' => $aid['Problem']['Message'])), 'error');
return array('ConfirmMessage' => t('There was an error processing your request, @msg', array('@msg' => $aid['Problem']['Message'])));
}
$result = drupal_http_request($url . '?aid=' . $aid, $options);
module_load_include('inc', 'upei_roblib_ill', 'includes/db');
if(!isset($result->data)) {
return array('ConfirmMessage' => 'Error Communicating with Relais, no data returned.');
}
$response_json = $result->data;
$response_arr = json_decode($response_json, TRUE);
$response_arr['ConfirmMessage'] = isset($response_arr['Problem']['ErrorMessage']) ? $response_arr['Problem']['ErrorMessage'] : $response_arr['ConfirmMessage'];
upei_roblib_ill_log_request($relais_arr, $response_arr);
return $response_arr;
}
/**
* Request an aid from Relais.
* @param string $barcode
* A patron_id, campus_id or barcode to identify a user
* @return string/array
* Returns a Relais authentication id (token) or an array containing the Relais response error which should include the error message if authentication fails
*/
function upei_roblib_ill_authenticate($barcode, $surname) {
$url = variable_get('upei_roblib_ill_auth_url', 'https://caul-cbua.relais-host.com/portal-service/user/authentication');
$json_arr = array();
$json_arr['ApiKey'] = variable_get('upei_roblib_ill_relais_key');
$json_arr['UserGroup'] = 'patron';
$json_arr['LibrarySymbol'] = variable_get('upei_roblib_ill_library_symbol');
$json_arr['PatronId'] = $barcode;
$request_json = json_encode($json_arr);
$options = array(
'method' => 'POST',
'data' => $request_json,
'timeout' => 15,
'headers' => array('Content-Type' => 'application/json'),
);
$result = drupal_http_request($url, $options);
if($result->code != '200') {
$response_data['Problem']['Message'] = $result->error;
return $response_data;
}
$response_data = json_decode($result->data, TRUE);
if ($result->code == '200') {
if (isset($response_data['Problem']) || strtolower($response_data['LastName']) !== strtolower($surname)) {
$err_message = isset($response_data['Problem']['Message']) ? $response_data['Problem']['Message'] : '';
$err_message .= t( ' Your Campus ID could be incorrect or your Last Name does not match what is stored in the profile for the user with the specified Campus ID');
$response_data['Problem']['Message'] = $err_message;
return $response_data;
}
$aid = $response_data['AuthorizationId'];
}
return isset($aid) ? $aid : $response_data;
}