wip

app/plugins/turnstile/plugin.php

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+<?php
+/**
+ * app/plugins/turnstile/plugin.php
+ *
+ * This houses all of the main plugin info and functionality.
+ *
+ * @package TP Turnstile
+ * @version 5.0.1
+ * @author  Joey Kimsey <Joey@thetempusproject.com>
+ * @link    https://TheTempusProject.com
+ * @license https://opensource.org/licenses/MIT [MIT LICENSE]
+ */
+namespace TheTempusProject\Plugins;
+
+use TheTempusProject\TheTempusProject as App;
+use TheTempusProject\Classes\Plugin;
+use TheTempusProject\Models\Notification;
+use TheTempusProject\Houdini\Classes\Components;
+use TheTempusProject\Houdini\Classes\Views;
+use TheTempusProject\Bedrock\Classes\Config;
+use TheTempusProject\Bedrock\Functions\Input;
+use TheTempusProject\Houdini\Classes\Issues;
+
+class Turnstile extends Plugin {
+    private static $loaded = false;
+    public $pluginName = 'TP Turnstile';
+    public $pluginAuthor = 'JoeyK';
+    public $pluginWebsite = 'https://TheTempusProject.com';
+    public $modelVersion = '1.0';
+    public $pluginVersion = '3.0';
+    public $pluginDescription = 'A simple plugin which adds a site wide cloudflare turnstile integration.';
+    public $configName = 'turnstile';
+    public $configMatrix = [
+        'secretKey' => [
+            'type' => 'text',
+            'pretty' => 'Turnstile Secret Key',
+            'default' => 'xxxxxxxxxxxxx',
+        ],
+        'apiKey' => [
+            'type' => 'text',
+            'pretty' => 'Turnstile API Key',
+            'default' => 'xxxxxxxxxxxxxx',
+        ],
+    ];
+
+    public function __construct( $load = false ) {
+        parent::__construct( $load );
+        if ( ! self::$loaded ) {
+            if ( $this->checkEnabled() ) {
+                Components::set( 'TURNSTILE_API_KEY', Config::getValue( 'turnstile/apiKey' ) );
+                Components::set( 'TURNSTILE_WIDGET', Views::simpleView( 'turnstile.widget') );
+                Components::append( 'TEMPLATE_JS_INCLUDES', '<script src="https://challenges.cloudflare.com/turnstile/v0/api.js" async defer></script>' );
+            }
+            self::$loaded = true;
+        }
+    }
+
+    public function verify() {
+        if ( ! Input::exists('cf-turnstile-response') ) {
+            Issues::add( 'notice', 'Turnstile verification failed. Please try again.' );
+            return false;
+        }
+        $verify_url = "https://challenges.cloudflare.com/turnstile/v0/siteverify";
+        $data = [
+            "secret" => Config::getValue( 'turnstile/secretKey' ),
+            "response" => Input::post('cf-turnstile-response'),
+            "remoteip" => $_SERVER["REMOTE_ADDR"] // Optional, helps detect abuse
+        ];
+        $options = [
+            "http" => [
+                "header" => "Content-Type: application/x-www-form-urlencoded",
+                "method" => "POST",
+                "content" => http_build_query($data)
+            ]
+        ];
+        $context = stream_context_create($options);
+        $response = file_get_contents($verify_url, false, $context);
+        $result = json_decode($response, true);
+        if ( ! $result["success"]) {
+            Issues::add( 'notice', 'Turnstile verification failed. Please try again. If the issue persists, please contact the site administrator.' );
+            return false;
+        }
+        return true;
+    }
+}

app/plugins/turnstile/views/widget.html

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+<div class="cf-turnstile" data-sitekey="{TURNSTILE_API_KEY}"></div>