| 1 |
<?php |
| 2 |
|
| 3 |
namespace FluentBooking\App\Http\Controllers; |
| 4 |
|
| 5 |
use FluentBooking\App\Modules\MCP\AbilitiesRegistrar; |
| 6 |
use FluentBooking\App\Modules\MCP\MCPInit; |
| 7 |
use FluentBooking\App\Modules\MCP\Support\PermissionGate; |
| 8 |
use FluentBooking\App\Modules\MCP\Tools\ContextTools; |
| 9 |
use FluentBooking\Framework\Http\Request\Request; |
| 10 |
use FluentBooking\Framework\Support\Arr; |
| 11 |
|
| 12 |
/** |
| 13 |
* Settings → MCP for AI Agents. |
| 14 |
* |
| 15 |
* SettingsPolicy requires `manage_all_data`. Writes also need `manage_options`, |
| 16 |
* since enabling MCP exposes booking data to any application-password client. |
| 17 |
* The read endpoint reports `can_manage` so the UI can disable the controls. |
| 18 |
*/ |
| 19 |
class McpController extends Controller |
| 20 |
{ |
| 21 |
/** |
| 22 |
* "FluentHub" in the UI. It can bundle the MCP adapter; the standalone |
| 23 |
* MCP Adapter plugin is the other accepted provider. |
| 24 |
*/ |
| 25 |
const TOOLKIT_PLUGIN_FILE = 'fluent-toolkit/fluent-toolkit.php'; |
| 26 |
|
| 27 |
const ADAPTER_PLUGIN_FILE = 'mcp-adapter/mcp-adapter.php'; |
| 28 |
|
| 29 |
const TOOLKIT_DOWNLOAD_URL = 'https://github.com/WPManageNinja/fluent-toolkit'; |
| 30 |
|
| 31 |
public function getSettings(Request $request) |
| 32 |
{ |
| 33 |
return array_merge([ |
| 34 |
'settings' => [ |
| 35 |
'enabled' => PermissionGate::isEnabled(), |
| 36 |
'toolsets' => PermissionGate::enabledToolsets(), |
| 37 |
], |
| 38 |
'available_toolsets' => self::withCosts(PermissionGate::availableToolsets()), |
| 39 |
'tools_count' => MCPInit::toolsCount(), |
| 40 |
'can_manage' => current_user_can('manage_options'), |
| 41 |
], self::statusFields()); |
| 42 |
} |
| 43 |
|
| 44 |
public function updateSettings(Request $request) |
| 45 |
{ |
| 46 |
if (!current_user_can('manage_options')) { |
| 47 |
return $this->sendError([ |
| 48 |
'message' => __('Only site administrators can change MCP settings.', 'fluent-booking'), |
| 49 |
], 403); |
| 50 |
} |
| 51 |
|
| 52 |
$data = $request->get('settings', []); |
| 53 |
|
| 54 |
if (!is_array($data)) { |
| 55 |
$data = []; |
| 56 |
} |
| 57 |
|
| 58 |
// Absent keys keep their stored value, so a partial POST can't switch |
| 59 |
// the server off. Arr::isTrue(), not a (bool) cast: the body is |
| 60 |
// form-encoded and `(bool) "false"` is true. |
| 61 |
$enabled = array_key_exists('enabled', $data) |
| 62 |
? (bool) Arr::isTrue($data, 'enabled') |
| 63 |
: PermissionGate::isEnabled(); |
| 64 |
|
| 65 |
$toolsets = isset($data['toolsets']) && is_array($data['toolsets']) |
| 66 |
? $data['toolsets'] |
| 67 |
: PermissionGate::enabledToolsets(); |
| 68 |
|
| 69 |
// Toolsets first, so the server is never live with a stale toolset list. |
| 70 |
PermissionGate::setToolsets($toolsets); |
| 71 |
PermissionGate::setEnabled($enabled); |
| 72 |
|
| 73 |
// get-booking-context's cached output depends on the enabled toolsets. |
| 74 |
ContextTools::invalidateCache(); |
| 75 |
|
| 76 |
return [ |
| 77 |
'message' => __('MCP settings have been updated', 'fluent-booking'), |
| 78 |
'settings' => [ |
| 79 |
'enabled' => PermissionGate::isEnabled(), |
| 80 |
'toolsets' => PermissionGate::enabledToolsets(), |
| 81 |
], |
| 82 |
'tools_count' => MCPInit::toolsCount(), |
| 83 |
]; |
| 84 |
} |
| 85 |
|
| 86 |
/** |
| 87 |
* Install FluentHub, which carries the MCP adapter. |
| 88 |
* |
| 89 |
* FluentBooking has no installer of its own: the download runs on |
| 90 |
* `fluent_toolkit/do_auto_install`, which a paid tier registers. Without a |
| 91 |
* handler the endpoint returns the GitHub link for a manual install. |
| 92 |
*/ |
| 93 |
public function installAdapter(Request $request) |
| 94 |
{ |
| 95 |
if (!current_user_can('install_plugins')) { |
| 96 |
return $this->sendError([ |
| 97 |
'message' => __('Sorry! You do not have permission to install plugins.', 'fluent-booking'), |
| 98 |
], 403); |
| 99 |
} |
| 100 |
|
| 101 |
$canAutoInstall = (bool) apply_filters('fluent_toolkit/can_auto_install', false); |
| 102 |
|
| 103 |
if (!$canAutoInstall) { |
| 104 |
return $this->sendError([ |
| 105 |
'message' => __('Please install FluentHub from GitHub, then reload this page to connect FluentBooking with AI agents.', 'fluent-booking'), |
| 106 |
'toolkit_download_url' => self::TOOLKIT_DOWNLOAD_URL, |
| 107 |
], 422); |
| 108 |
} |
| 109 |
|
| 110 |
do_action('fluent_toolkit/do_auto_install'); |
| 111 |
|
| 112 |
wp_clean_plugins_cache(); |
| 113 |
|
| 114 |
$status = self::statusFields(); |
| 115 |
|
| 116 |
if (Arr::get($status, 'adapter_active')) { |
| 117 |
$message = __('FluentHub is installed and connected. FluentBooking is now reachable by AI agents.', 'fluent-booking'); |
| 118 |
} elseif (Arr::get($status, 'toolkit_active')) { |
| 119 |
$message = __('FluentHub is installed and active, but its MCP adapter is not available yet. Update FluentHub to the MCP-ready build.', 'fluent-booking'); |
| 120 |
} elseif (Arr::get($status, 'toolkit_installed')) { |
| 121 |
$message = __('FluentHub was installed but could not be activated automatically. Activate it from the Plugins page.', 'fluent-booking'); |
| 122 |
} else { |
| 123 |
$message = __('FluentHub could not be installed automatically. Please install it from GitHub.', 'fluent-booking'); |
| 124 |
} |
| 125 |
|
| 126 |
return array_merge(['message' => $message], $status); |
| 127 |
} |
| 128 |
|
| 129 |
/** |
| 130 |
* Adapter and FluentHub state, shared by the read and install endpoints. |
| 131 |
* |
| 132 |
* @return array |
| 133 |
*/ |
| 134 |
private static function statusFields() |
| 135 |
{ |
| 136 |
$standaloneInstalled = self::isPluginPresent(self::ADAPTER_PLUGIN_FILE); |
| 137 |
$standaloneActive = self::isPluginActive(self::ADAPTER_PLUGIN_FILE); |
| 138 |
$toolkitInstalled = self::isToolkitPresent(); |
| 139 |
$toolkitLoaded = self::isToolkitLoaded(); |
| 140 |
$adapterAvailable = MCPInit::adapterAvailable(); |
| 141 |
|
| 142 |
// Which supplier is actually serving the adapter runtime. |
| 143 |
if ($standaloneActive && $adapterAvailable) { |
| 144 |
$provider = 'plugin'; |
| 145 |
} elseif ($toolkitLoaded && $adapterAvailable) { |
| 146 |
$provider = 'toolkit'; |
| 147 |
} else { |
| 148 |
$provider = ''; |
| 149 |
} |
| 150 |
|
| 151 |
$currentUser = wp_get_current_user(); |
| 152 |
|
| 153 |
return [ |
| 154 |
'endpoint_url' => MCPInit::getEndpointUrl(), |
| 155 |
'adapter_available' => $adapterAvailable, |
| 156 |
'adapter_active' => $adapterAvailable, |
| 157 |
// Any provider on disk (standalone adapter counts even when inactive). |
| 158 |
'adapter_installed' => $adapterAvailable || $standaloneInstalled || $toolkitInstalled, |
| 159 |
'adapter_provider' => $provider, |
| 160 |
'adapter_version' => self::detectPluginVersion(self::ADAPTER_PLUGIN_FILE), |
| 161 |
'standalone_adapter_installed' => $standaloneInstalled, |
| 162 |
'toolkit_installed' => $toolkitInstalled, |
| 163 |
'toolkit_active' => $toolkitLoaded, |
| 164 |
'toolkit_version' => self::detectToolkitVersion(), |
| 165 |
'can_install_adapter' => current_user_can('install_plugins'), |
| 166 |
'can_auto_install_adapter' => (bool) apply_filters('fluent_toolkit/can_auto_install', false), |
| 167 |
'toolkit_download_url' => self::TOOLKIT_DOWNLOAD_URL, |
| 168 |
'app_password_url' => admin_url('profile.php#application-passwords-section'), |
| 169 |
'plugins_url' => admin_url('plugins.php'), |
| 170 |
'current_user_login' => $currentUser ? $currentUser->user_login : '', |
| 171 |
'is_local_dev' => self::detectLocalDevEnvironment(), |
| 172 |
'pro_active' => defined('FLUENT_BOOKING_PRO_DIR_FILE'), |
| 173 |
]; |
| 174 |
} |
| 175 |
|
| 176 |
/** |
| 177 |
* FluentHub loaded in this request or installed on disk. |
| 178 |
* |
| 179 |
* @return bool |
| 180 |
*/ |
| 181 |
private static function isToolkitPresent() |
| 182 |
{ |
| 183 |
return self::isToolkitLoaded() || self::isPluginPresent(self::TOOLKIT_PLUGIN_FILE); |
| 184 |
} |
| 185 |
|
| 186 |
/** |
| 187 |
* @return bool |
| 188 |
*/ |
| 189 |
private static function isToolkitLoaded() |
| 190 |
{ |
| 191 |
return defined('FLUENT_TOOLKIT_VERSION'); |
| 192 |
} |
| 193 |
|
| 194 |
/** |
| 195 |
* @return string|null |
| 196 |
*/ |
| 197 |
private static function detectToolkitVersion() |
| 198 |
{ |
| 199 |
if (self::isToolkitLoaded()) { |
| 200 |
return (string) FLUENT_TOOLKIT_VERSION; |
| 201 |
} |
| 202 |
|
| 203 |
return self::detectPluginVersion(self::TOOLKIT_PLUGIN_FILE); |
| 204 |
} |
| 205 |
|
| 206 |
/** |
| 207 |
* @param string $pluginFile |
| 208 |
* |
| 209 |
* @return bool |
| 210 |
*/ |
| 211 |
private static function isPluginPresent($pluginFile) |
| 212 |
{ |
| 213 |
return isset(self::installedPlugins()[$pluginFile]); |
| 214 |
} |
| 215 |
|
| 216 |
/** |
| 217 |
* @param string $pluginFile |
| 218 |
* |
| 219 |
* @return bool |
| 220 |
*/ |
| 221 |
private static function isPluginActive($pluginFile) |
| 222 |
{ |
| 223 |
if (!function_exists('is_plugin_active')) { |
| 224 |
require_once ABSPATH . 'wp-admin/includes/plugin.php'; |
| 225 |
} |
| 226 |
|
| 227 |
return is_plugin_active($pluginFile); |
| 228 |
} |
| 229 |
|
| 230 |
/** |
| 231 |
* @param string $pluginFile |
| 232 |
* |
| 233 |
* @return string|null |
| 234 |
*/ |
| 235 |
private static function detectPluginVersion($pluginFile) |
| 236 |
{ |
| 237 |
$plugins = self::installedPlugins(); |
| 238 |
|
| 239 |
if (!isset($plugins[$pluginFile])) { |
| 240 |
return null; |
| 241 |
} |
| 242 |
|
| 243 |
return isset($plugins[$pluginFile]['Version']) ? $plugins[$pluginFile]['Version'] : null; |
| 244 |
} |
| 245 |
|
| 246 |
/** |
| 247 |
* @return array |
| 248 |
*/ |
| 249 |
private static function installedPlugins() |
| 250 |
{ |
| 251 |
if (!function_exists('get_plugins')) { |
| 252 |
require_once ABSPATH . 'wp-admin/includes/plugin.php'; |
| 253 |
} |
| 254 |
|
| 255 |
return get_plugins(); |
| 256 |
} |
| 257 |
|
| 258 |
/** |
| 259 |
* Guess whether this is a local dev host, to offer the self-signed TLS |
| 260 |
* override in the Claude Desktop snippet. Filterable for unusual TLDs. |
| 261 |
* |
| 262 |
* @return bool |
| 263 |
*/ |
| 264 |
private static function detectLocalDevEnvironment() |
| 265 |
{ |
| 266 |
$host = strtolower((string) wp_parse_url(home_url(), PHP_URL_HOST)); |
| 267 |
$isDev = false; |
| 268 |
|
| 269 |
// Not .dev: it is a real public TLD and must never get the TLS-bypass hint. |
| 270 |
$devTlds = ['.test', '.lab', '.local', '.localhost', '.docker']; |
| 271 |
|
| 272 |
foreach ($devTlds as $tld) { |
| 273 |
$len = strlen($tld); |
| 274 |
|
| 275 |
if ($len > 0 && substr($host, -$len) === $tld) { |
| 276 |
$isDev = true; |
| 277 |
break; |
| 278 |
} |
| 279 |
} |
| 280 |
|
| 281 |
if (!$isDev && ($host === 'localhost' || $host === '127.0.0.1' || $host === '::1')) { |
| 282 |
$isDev = true; |
| 283 |
} |
| 284 |
|
| 285 |
if (!$isDev && filter_var($host, FILTER_VALIDATE_IP)) { |
| 286 |
$isPrivate = !filter_var($host, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE); |
| 287 |
|
| 288 |
if ($isPrivate) { |
| 289 |
$isDev = true; |
| 290 |
} |
| 291 |
} |
| 292 |
|
| 293 |
return (bool) apply_filters('fluent_booking/mcp_is_local_dev', $isDev, $host); |
| 294 |
} |
| 295 |
|
| 296 |
/** |
| 297 |
* Attach each toolset's tool count and rough context cost, since every |
| 298 |
* enabled tool definition sits in the agent's context all session. |
| 299 |
* AbilitiesRegistrar does the measuring so this and check-mcp-budget.php agree. |
| 300 |
* |
| 301 |
* @param array $toolsets |
| 302 |
* |
| 303 |
* @return array |
| 304 |
*/ |
| 305 |
private static function withCosts($toolsets) |
| 306 |
{ |
| 307 |
foreach ($toolsets as $key => $meta) { |
| 308 |
$definitions = AbilitiesRegistrar::getDefinitions([$key]); |
| 309 |
|
| 310 |
// Prompts aren't in tools/list and load only when run. |
| 311 |
$definitions = array_filter($definitions, function ($definition) { |
| 312 |
return empty($definition['is_prompt']); |
| 313 |
}); |
| 314 |
|
| 315 |
$bytes = 0; |
| 316 |
|
| 317 |
foreach ($definitions as $name => $definition) { |
| 318 |
$bytes += AbilitiesRegistrar::wireBytes($name, $definition); |
| 319 |
} |
| 320 |
|
| 321 |
$toolsets[$key]['tools_count'] = count($definitions); |
| 322 |
$toolsets[$key]['approx_tokens'] = AbilitiesRegistrar::wireTokens($bytes); |
| 323 |
} |
| 324 |
|
| 325 |
return $toolsets; |
| 326 |
} |
| 327 |
|
| 328 |
} |
| 329 |
|
