PKPBackendPaymentsSettingsHandler.inc.php

<?php
import('lib.pkp.classes.handler.APIHandler');
import('classes.core.Services');
 
class PKPBackendPaymentsSettingsHandler extends APIHandler {
 
   public function __construct() {
      $rootPattern = '/{contextPath}/api/{version}/_payments';
      $this->_endpoints = array_merge_recursive($this->_endpoints, array(
         'PUT' => array(
            array(
               'pattern' => $rootPattern,
               'handler' => array($this, 'edit'),
               'roles' => array(
                  ROLE_ID_SITE_ADMIN,
                  ROLE_ID_MANAGER,
               ),
            ),
         ),
      ));
      parent::__construct();
   }
 
   public function authorize($request, &$args, $roleAssignments) {
      import('lib.pkp.classes.security.authorization.PolicySet');
      $rolePolicy = new PolicySet(COMBINING_PERMIT_OVERRIDES);
 
      import('lib.pkp.classes.security.authorization.RoleBasedHandlerOperationPolicy');
      foreach ($roleAssignments as $role => $operations) {
         $rolePolicy->addPolicy(new RoleBasedHandlerOperationPolicy($request, $role, $operations));
      }
      $this->addPolicy($rolePolicy);
 
      return parent::authorize($request, $args, $roleAssignments);
   }
 
   public function edit($slimRequest, $response, $args) {
      $request = $this->getRequest();
      $context = $request->getContext();
      $params = $slimRequest->getParsedBody();
      $contextService = Services::get('context');
 
      // Process query params to format incoming data as needed
      foreach ($slimRequest->getParsedBody() as $param => $val) {
         switch ($param) {
            case 'paymentsEnabled':
               $params[$param] = $val === 'true';
               break;
            case 'currency':
               $params[$param] = (string) $val;
               break;
         }
      }
 
      if (isset($params['currency'])) {
         $errors = $contextService->validate(
            VALIDATE_ACTION_EDIT,
            ['currency' => $params['currency']],
            $context->getSupportedFormLocales(),
            $context->getPrimaryLocale()
         );
         if (!empty($errors)) {
            return $response->withStatus(400)->withJson($errors);
         }
      }
 
      $paymentPlugins = PluginRegistry::loadCategory('paymethod', true);
      $errors = [];
      foreach ($paymentPlugins as $paymentPlugin) {
         $errors = array_merge(
            $errors,
            $paymentPlugin->saveSettings($params, $slimRequest, $request)
         );
      }
      if (!empty($errors)) {
         return $response->withStatus(400)->withJson($errors);
      }
 
      $context = $contextService->get($context->getId());
      $context = $contextService->edit($context, $params, $request);
 
      return $response->withJson($params);
   }
}