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Connectors: Register the MCP Adapter as a default connector. #14348

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Connectors: Register the MCP Adapter as a default connector.
Adi-ty Oct 16, 2026
a8d8efa
Merge branch 'trunk' into add/66323-mcp-connectors-card
Adi-ty Oct 16, 2026
1a15171
Merge branch 'trunk' into add/66323-mcp-connectors-card
Adi-ty Oct 16, 2026
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29 changes: 29 additions & 0 deletions src/wp-includes/connectors.php
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Original file line number Diff line number Diff line change
Expand Up @@ -220,6 +220,24 @@ function _wp_connectors_init(): void {
// Only register default AI providers if AI support is enabled.
if ( wp_supports_ai() ) {
_wp_connectors_register_default_ai_providers( $registry );

$registry->register(
'mcp-adapter',
array(
'name' => __( 'WordPress MCP' ),
'description' => __( 'Connect AI agents and MCP clients to this site.' ),
'type' => 'mcp_server',
'plugin' => array(
'file' => 'mcp-adapter/mcp-adapter.php',
'is_active' => static function () {
return defined( 'WP_MCP_VERSION' );
},
),
'authentication' => array(
'method' => 'none',
),
)
);
}

// Non-AI default connectors.
Expand Down Expand Up @@ -965,6 +983,17 @@ function _wp_connectors_get_connector_script_module_data( array $data ): array {
ksort( $connectors );
$data['connectors'] = $connectors;
$data['isFileModDisabled'] = ! wp_is_file_mod_allowed( 'install_plugins' );

$user = wp_get_current_user();
$data['applicationPasswords'] = array(
'isSupported' => wp_is_application_passwords_supported(),
'isAvailable' => wp_is_application_passwords_available(),
'isAvailableForUser' => wp_is_application_passwords_available_for_user( $user ),
'canCreate' => current_user_can( 'create_app_password', $user->ID ),
'username' => $user->user_login,
'profileUrl' => admin_url( 'profile.php#application-passwords-section' ),
);

return $data;
}
add_filter( 'script_module_data_options-connectors-wp-admin', '_wp_connectors_get_connector_script_module_data' );
42 changes: 42 additions & 0 deletions tests/phpunit/tests/connectors/wpConnectorsGetConnectorScriptModuleData.php
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Original file line number Diff line number Diff line change
Expand Up @@ -209,4 +209,46 @@ public function test_environment_variable_password_may_contain_colons(): void {
$this->assertSame( 'env', $auth['keySource'] );
$this->assertTrue( $auth['isConnected'] );
}

/**
* @ticket 66323
*/
public function test_exposes_mcp_adapter_connector(): void {
$data = _wp_connectors_get_connector_script_module_data( array() );
$connector = $data['connectors']['mcp-adapter'];

$this->assertSame( 'mcp_server', $connector['type'] );
$this->assertSame( array( 'method' => 'none' ), $connector['authentication'] );
$this->assertSame(
array(
'file' => 'mcp-adapter/mcp-adapter.php',
'isInstalled' => false,
'isActivated' => false,
),
$connector['plugin']
);
}

/**
* @ticket 66323
*/
public function test_exposes_application_passwords_data_for_current_user(): void {
$user = self::factory()->user->create_and_get( array( 'role' => 'administrator' ) );
wp_set_current_user( $user->ID );
add_filter( 'wp_is_application_passwords_available', '__return_true' );

$data = _wp_connectors_get_connector_script_module_data( array() );

$this->assertSame(
array(
'isSupported' => wp_is_application_passwords_supported(),
'isAvailable' => true,
'isAvailableForUser' => true,
'canCreate' => true,
'username' => $user->user_login,
'profileUrl' => admin_url( 'profile.php#application-passwords-section' ),
),
$data['applicationPasswords']
);
}
}
5 changes: 3 additions & 2 deletions tests/phpunit/tests/connectors/wpConnectorsGetConnectorSettings.php
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Original file line number Diff line number Diff line change
Expand Up @@ -38,8 +38,9 @@ public function test_returns_expected_connector_keys(): void {
$this->assertArrayHasKey( 'openai', $connectors );
$this->assertArrayHasKey( 'anthropic', $connectors );
$this->assertArrayHasKey( 'akismet', $connectors );
$this->assertArrayHasKey( 'mcp-adapter', $connectors );
$this->assertArrayHasKey( 'mock-connectors-test', $connectors );
$this->assertCount( 5, $connectors );
$this->assertCount( 6, $connectors );
}

/**
Expand All @@ -57,7 +58,7 @@ public function test_each_connector_has_required_fields(): void {
$this->assertArrayHasKey( 'description', $connector_data, "Connector '{$connector_id}' is missing 'description'." );
$this->assertIsString( $connector_data['description'], "Connector '{$connector_id}' description should be a string." );
$this->assertArrayHasKey( 'type', $connector_data, "Connector '{$connector_id}' is missing 'type'." );
$this->assertContains( $connector_data['type'], array( 'ai_provider', 'spam_filtering' ), "Connector '{$connector_id}' has unexpected type '{$connector_data['type']}'." );
$this->assertContains( $connector_data['type'], array( 'ai_provider', 'spam_filtering', 'mcp_server' ), "Connector '{$connector_id}' has unexpected type '{$connector_data['type']}'." );
$this->assertArrayHasKey( 'authentication', $connector_data, "Connector '{$connector_id}' is missing 'authentication'." );
$this->assertIsArray( $connector_data['authentication'], "Connector '{$connector_id}' authentication should be an array." );
$this->assertArrayHasKey( 'method', $connector_data['authentication'], "Connector '{$connector_id}' authentication is missing 'method'." );
Expand Down
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