Add link shortening for http links in sms, using YOURLS

controllers/internals/LinkShortener.php

@@ -0,0 +1,62 @@
+<?php
+
+/*
+ * This file is part of RaspiSMS.
+ *
+ * (c) Pierre-Lin Bonnemaison <plebwebsas@gmail.com>
+ *
+ * This source file is subject to the GPL-3.0 license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace controllers\internals;
+
+use Exception;
+use Monolog\Handler\StreamHandler;
+use Monolog\Logger;
+use PHPMailer\PHPMailer\PHPMailer;
+use PHPMailer\PHPMailer\SMTP;
+
+/**
+ * Mailing class.
+ */
+class LinkShortener
+{
+    /**
+     * Shorten an URL using the configured YOURLS instance
+     */
+    public static function shorten($url)
+    {
+        $api_url = URL_SHORTENER['HOST'] . '/yourls-api.php';
+
+        $data = [
+            'action'   => 'shorturl',
+            'format'   => 'json',
+            'username' => URL_SHORTENER['USER'],
+            'password' => URL_SHORTENER['PASS'],
+            'url'      => $url,
+        ];
+
+        $ch = curl_init();
+        curl_setopt($ch, CURLOPT_URL, $api_url);
+        curl_setopt($ch, CURLOPT_HEADER, 0);            // No header in the result
+        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);  // Enable follow location
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, true); // Return, do not echo result
+        curl_setopt($ch, CURLOPT_POST, 1);              // This is a POST request
+        curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
+        $response = curl_exec($ch);
+        curl_close($ch);
+
+        try
+        {
+            $response = json_decode($response, true, 512, JSON_THROW_ON_ERROR);
+        }
+        catch (\Exception $e)
+        {
+            return false;
+        }
+
+        $shortlink = $response['shorturl'] ?? false;
+        return $shortlink;
+    }
+}