oAuth example works now

Author: Vitexus

Examples/auth.php

@@ -0,0 +1,39 @@
+<?php
+
+
+use Ease\Shared as Shr;
+use Ease\Functions as Fnc;
+
+require_once dirname(__DIR__) . '/vendor/autoload.php';
+
+Shr::init([], dirname(__DIR__) . '/.env');
+
+$productionSite = 'https://bezpecnost.csas.cz/api/psd2/fl/oidc/v1';
+$sandboxSite = 'https://webapi.developers.erstegroup.com/api/csas/sandbox/v1/sandbox-idp';
+$idpLink = (strtolower(Shr::cfg('API_ENVIRONMENT', 'production')) === 'sandbox') ? $sandboxSite : $productionSite;
+
+/**
+ * @link https://developers.erstegroup.com/docs/tutorial/csas-how-to-call-api Authentization & Authorization
+ * @var array<string,string> Authorization link parameters
+ */
+$idpParams = [
+    'client_id' => Shr::cfg('CLIENT_ID'),
+    'response_type' => 'code',
+    'prompt'=>'consent',
+    'redirect_uri' => Shr::cfg('REDIRECT_URI'),
+    'state' => Fnc::randomString(),
+    'scope' => implode('%20', [
+        'siblings.accounts',
+//        'siblings.payments',
+//        'AISP',
+//        'PISP'
+        ])
+    ];
+
+$idpUri = Fnc::addUrlParams($idpLink.'/auth', $idpParams);
+
+if(PHP_SAPI == 'cli'){
+    echo $idpUri;
+} else {
+    echo '<a href='.$idpUri.'>'.$idpUri.'</a>';
+}

Examples/balance.php

@@ -7,7 +7,7 @@
     // This is optional, `GuzzleHttp\Client` will be used as default.
     new GuzzleHttp\Client()
 );
-$id = 'id_example'; // string | Opaque system ID of the account
+$id = 'CZ1208000000000259459101'; // string | Opaque system ID of the account
 
 try {
     $result = $apiInstance->getAccountBalance($id);

Examples/redirectedFromBank.php

@@ -1,26 +1,35 @@
 <?php
 
-// redirectedFromBank.php
+use Ease\Shared as Shr;
+use Ease\Functions as Fnc;
 
-// Load Ease Framework
-require_once __DIR__ . '/vendor/autoload.php';
+require_once dirname(__DIR__) . '/vendor/autoload.php';
 
-// Initialize Ease Framework and load .env file
-\Ease\Shared::init(['.env'], __DIR__);
+Shr::init(['CLIENT_ID', 'CLIENT_SECRET'], dirname(__DIR__) . '/.env');
 
 // Use environment variables
-$clientId = \Ease\Functions::cfg('CLIENT_ID');
-$clientSecret = \Ease\Functions::cfg('API_KEY');
-$redirectUri = 'http://localhost/php-csas-webapi/Examples/redirectedFromBank.php';
-$tokenUrl = 'https://sandbox.csas.cz/sandbox/api/token';
+$clientId = Shr::cfg('CLIENT_ID');
+$clientSecret = Shr::cfg('CLIENT_SECRET');
+$redirectUri = Shr::cfg('REDIRECT_URI');
+
+$productionSite = 'https://bezpecnost.csas.cz/api/psd2/fl/oidc/v1';
+$sandboxSite = 'https://webapi.developers.erstegroup.com/api/csas/sandbox/v1/sandbox-idp';
+$idpLink = (strtolower(Shr::cfg('API_ENVIRONMENT', 'production')) === 'sandbox') ? $sandboxSite : $productionSite;
+
+$tokenUrl = $idpLink . '/token';
 
 // Start session
 session_start();
 
-// Check if the authorization code is set
-if (isset($_GET['code'])) {
-    $code = $_GET['code'];
+if (PHP_SAPI == 'cli') {
+    parse_str($argv[1], $params);
+    $code = array_key_exists('code', $params) ? $params['code'] : '';
+} else {
+    $code = array_key_exists('code', $_GET) ? $_GET['code'] : '';
+}
 
+// Check if the authorization code is set
+if ($code) {
     // Prepare the POST request to exchange the authorization code for an access token
     $postFields = [
         'grant_type' => 'authorization_code',
@@ -35,8 +44,10 @@
     curl_setopt($ch, CURLOPT_POST, true);
     curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($postFields));
     curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
+    curl_setopt($ch, CURLOPT_VERBOSE, 1);
 
     $response = curl_exec($ch);
+    $info = curl_getinfo($ch);
     curl_close($ch);
 
     $responseData = json_decode($response, true);
@@ -47,6 +58,8 @@
         echo 'Access token obtained successfully!';
     } else {
         echo 'Error obtaining access token!';
+
+        var_dump($info);
     }
 } else {
     echo 'Authorization code not found!';