<?php
/**
 * This file initiates the display for all the tabs.
 *
 * @package miniorange-saml-20-single-sign-on
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

require_once MO_SAML_PLUGIN_DIR . 'mo-saml-import-export.php';
require_once MO_SAML_PLUGIN_DIR . 'class-mo-saml-logger.php';
require_once MO_SAML_PLUGIN_DIR . 'class-mo-saml-utilities.php';

foreach ( glob( plugin_dir_path( __FILE__ ) . 'views' . DIRECTORY_SEPARATOR . '*.php' ) as $mo_saml_view_file ) {
	include_once $mo_saml_view_file;
}
/**
 * The function displays the tabs in the plugin and then renders the associated data.
 */
function mo_saml_register_saml_sso() {

	Mo_SAML_Utilities::mo_saml_extension_disabled_modal();
	// phpcs:ignore WordPress.Security.NonceVerification.Recommended -- reading tab name
	if ( isset( $_GET['tab'] ) ) {
		// phpcs:ignore WordPress.Security.NonceVerification.Recommended -- reading tab name
		$active_tab = sanitize_text_field( wp_unslash( $_GET['tab'] ) );
		if ( 'addons' === $active_tab ) {
			echo "<script type='text/javascript'>
            highlightAddonSubmenu();
            </script>";

		}
	} elseif ( ! Mo_SAML_Utilities::mo_saml_is_sp_configured() ) {
		$active_tab = 'config';
	} else {
		$active_tab = 'save';
	}
	?>
	<?php

	mo_saml_display_plugin_dependency_warning();

	?>
	<div id="mo_saml_settings" >
		<?php
		if ( ! Mo_SAML_Utilities::mo_saml_is_sp_configured() ) {
			mo_saml_display_welcome_page();
		}

		mo_saml_display_plugin_header();
		?>

	</div>

	<?php
	mo_saml_display_plugin_tabs( $active_tab );
}

/**
 * This function returns attribute mapping url.
 */
function mo_saml_get_attribute_mapping_url() {
	if ( isset( $_SERVER['REQUEST_URI'] ) ) {
		return add_query_arg( array( 'tab' => 'role' ), sanitize_text_field( wp_unslash( $_SERVER['REQUEST_URI'] ) ) );
	} else {
			$server_url = '';
	}
}

/**
 * This function returns service provider url.
 */
function mo_saml_get_service_provider_url() {
	if ( isset( $_SERVER['REQUEST_URI'] ) ) {
			return add_query_arg( array( 'tab' => 'save' ), sanitize_text_field( wp_unslash( $_SERVER['REQUEST_URI'] ) ) );
	} else {
			$server_url = '';
	}
}
/**
 * This function returns redirection sso url.
 */
function mo_saml_get_redirection_sso_url() {
	if ( isset( $_SERVER['REQUEST_URI'] ) ) {
			return add_query_arg( array( 'tab' => 'sso-links' ), sanitize_text_field( wp_unslash( $_SERVER['REQUEST_URI'] ) ) );
	} else {
		$server_url = '';
	}
}
/**
 * This function returns test url.
 */
function mo_saml_get_test_url() {

		$url = site_url() . '/?option=testConfig';

	return $url;
}

/**
 * This function verifies the customers are registered or not.
 */
function mo_saml_is_customer_registered_saml() {

	$email        = get_option( Mo_Saml_Customer_Constants::ADMIN_EMAIL );
	$customer_key = get_option( Mo_Saml_Customer_Constants::CUSTOMER_KEY );

	if ( ! $email || ! $customer_key || ! is_numeric( trim( $customer_key ) ) ) {
		return 0;
	} else {
		return 1;
	}
}
/**
 * This function displays test configuration error.
 *
 * @param string $error_code error code .
 * @param string $status_message The status sent by Identity Provider.
 */
function mo_saml_display_test_config_error_page( $error_code, $status_message = '' ) {
	$error_fix     = $error_code['fix'];
	$error_cause   = $error_code['cause'];
	$error_faq     = $error_code['faq'];
	$error_message = empty( $status_message ) && ! empty( $error_code['testconfig_msg'] ) ? $error_code['testconfig_msg'] : $status_message;
	if ( ob_get_level() > 0 ) {
		ob_end_clean();
	}

	echo '<div style="font-family:Calibri;padding:0 3%;">
			<div style="color: #a94442;background-color: #f2dede;padding: 15px;margin-bottom: 20px;text-align:center;border:1px solid #E6B3B2;font-size:18pt;"> ' . esc_html__( 'Error Code:', 'miniorange-saml-20-single-sign-on' ) . ' ' . esc_html( $error_code['code'] ) . '</div>
	<div style="color: #a94442;font-size:14pt; margin-bottom:20px;"><p><strong>' . esc_html__( 'Error:', 'miniorange-saml-20-single-sign-on' ) . ' </strong>' . esc_html( $error_message ) . '</p>';
	if ( ! empty( $status_message ) ) {
		echo '<p><strong>' . esc_html__( 'Status Message in the SAML Response:', 'miniorange-saml-20-single-sign-on' ) . '</strong> <br/>' . esc_html( $status_message ) . '</p><br>';
	}
	if ( 'WPSAMLERR010' === $error_code['code'] || 'WPSAMLERR004' === $error_code['code'] || 'WPSAMLERR012' === $error_code['code'] ) {
		$option_id = '';
		switch ( $error_code['code'] ) {
			case 'WPSAMLERR004':
				$option_id = 'mo_saml_fix_certificate';
				break;
			case 'WPSAMLERR010':
				$option_id = 'mo_saml_fix_entity_id';
				break;
			case 'WPSAMLERR012':
				$option_id = 'mo_saml_fix_iconv_cert';
				break;
		}
		echo '<div style="margin:3%;display:block;text-align:center;">
			    <p style="text-align: center">
                    <form method="post" action="">';
		wp_nonce_field( $option_id );
		echo '<input type="hidden" name="option" value="' . esc_attr( $option_id ) . '" />
                <input type="submit" class="miniorange-button" style="width: 25%" value="' . esc_attr__( 'Click here to Fix Issue', 'miniorange-saml-20-single-sign-on' ) . '">
                <br>
                </p>      
            </form>    
			<p><strong>' . esc_html__( 'To know more about the issue, please go through the', 'miniorange-saml-20-single-sign-on' ) . ' <a href="' . esc_url( $error_faq ) . '">' . esc_html__( 'FAQ', 'miniorange-saml-20-single-sign-on' ) . '</a>  
          </div>';
	} else {
		echo '<p><strong>' . esc_html__( 'Solution:', 'miniorange-saml-20-single-sign-on' ) . '</strong></p>
		' . wp_kses_post( $error_fix ) . '';
		echo '<div style="margin:3%;display:block;text-align:center;">
				<input style="padding:1%;width:100px;background: #0091CD none repeat scroll 0% 0%;cursor: pointer;font-size:15px;border-width: 1px;border-style: solid;border-radius: 3px;white-space: nowrap;box-sizing: border-box;border-color: #0073AA;box-shadow: 0px 1px 0px rgba(120, 200, 230, 0.6) inset;color: #FFF;"type="button" value="' . esc_attr__( 'Done', 'miniorange-saml-20-single-sign-on' ) . '" onClick="self.close();">
			<p><strong>' . esc_html__( 'To fix the issue you are facing, Please go through this', 'miniorange-saml-20-single-sign-on' ) . ' <a href="' . esc_url( $error_faq ) . '">' . esc_html__( 'FAQ', 'miniorange-saml-20-single-sign-on' ) . '</a>
	</div></div>';
	}
	mo_saml_download_logs( $error_message, $error_cause );
	exit;
}
/**
 * This function renders the error log download section.
 *
 * @param string $error_msg error message.
 *
 * @param string $cause_msg casuse message.
 */
function mo_saml_download_logs( $error_msg, $cause_msg ) {

	$saml_response = '';
	//phpcs:ignore WordPress.Security.NonceVerification.Missing 
	if ( ! empty( $_POST['SAMLResponse'] ) ) {
		//phpcs:ignore WordPress.Security.NonceVerification.Missing,WordPress.Security.ValidatedSanitizedInput.InputNotValidated -- reading SAML response.
		$saml_response = sanitize_text_field( wp_unslash( $_POST['SAMLResponse'] ) );
	}

	update_option( Mo_Saml_Options_Test_Configuration::SAML_RESPONSE, $saml_response );
	$error_array = array(
		'Error' => $error_msg,
		'Cause' => $cause_msg,
	);
	update_option( Mo_Saml_Options_Test_Configuration::TEST_CONFIG_ERROR_LOG, $error_array );
	update_option( Mo_Saml_Sso_Constants::MO_SAML_TEST_STATUS, 0 );
	?>

	<style>
		.miniorange-button {
			padding:1%;
			background: linear-gradient(0deg,rgb(14 42 71) 0,rgb(26 69 138) 100%)!important;
			cursor: pointer;font-size:15px;
			border-width: 1px;border-style: solid;
			border-radius: 3px;white-space: nowrap;
			box-sizing: border-box;
			box-shadow: 0px 1px 0px rgba(120, 200, 230, 0.6) inset;color: #FFF;
			margin: 22px;
		}
	</style>
	<?php

	exit();
}
/**
 * This function adds a query argument in the passed URL.
 *
 * @param array  $query_arg query argument.
 * @param string $url URL.
 *
 * @return string $url URL with $query_arg appended.
 */
function mo_saml_add_query_arg( $query_arg, $url ) {
	if ( strpos( $url, 'mo_saml_enable_debug_logs' ) !== false ) {
		$url = str_replace( 'mo_saml_enable_debug_logs', 'mo_saml_settings', $url );
	}
	$url = add_query_arg( $query_arg, $url );
	return $url;
}

/**
 * Displays the error message to end users along with the provided error code.
 *
 * @param array $error_code An array containing the error code details: code, fix, cause and description.
 * @return void
 */
function mo_saml_display_end_user_error_message_with_code( $error_code ) {
	wp_die( '<b>[' . esc_attr( $error_code['code'] ) . ']</b> ' . esc_attr( Mo_Saml_Options_Enum_Error_Codes::ERROR_MESSAGE ), esc_attr( $error_code['code'] ) . ' ' . esc_attr( $error_code['cause'] ) );
}

/**
 * Displays the error message to admins via admin notice.
 *
 * @param array $error_code An array containing the error code details: code, fix, cause and description.
 * @return void
 */
function mo_saml_display_exception_notice_to_admin( $error_code ) {
	update_option(
		'mo_saml_message',
		'<b>[' . esc_html( $error_code['code'] ) . ']</b> ' . esc_html( $error_code['cause'] ) . '</br><b>Fix:</b> ' . $error_code['fix']
	);
	Mo_SAML_Utilities::mo_saml_show_error_message();
}
?>
