<?php
/**
 * Auto-update related functionality.
 *
 * By default, all auto-updates are enabled (including major releases).
 *
 * @package MojoMarketplace
 */

/**
 * Convert string boolean values to actual booleans.
 *
 * @param string $value   The value to convert.
 * @param bool   $default Default value to use if $value is neither 'true' or 'false'.
 * @return bool The conversion result.
 */
function mm_auto_update_make_bool( $value, $default = true ) {
	if ( 'false' === $value ) {
		$value = false;
	}
	if ( 'true' === $value ) {
		$value = true;
	}
	if ( true !== $value && false !== $value ) {
		$value = $default;
	}
	return $value;
}

/**
 * Displays on/off radio buttons for each auto-update type.
 *
 * @param array $args Settings field callback arguments.
 */
function mm_auto_update_callback( $args ) {
	if ( ! defined( 'AUTOMATIC_UPDATER_DISABLED' ) || AUTOMATIC_UPDATER_DISABLED === false ) {
		$defaults = array(
			'allow_major_auto_core_updates' => 'true',
			'allow_minor_auto_core_updates' => 'true',
			'auto_update_plugin'            => 'true',
			'auto_update_theme'             => 'true',
		);
		$value    = get_option( $args['field'], $defaults[ $args['field'] ] );
		echo esc_html__( 'On', 'mojo-marketplace-wp-plugin' ) . " <input type='radio' name='" . esc_attr( $args['field'] ) . "' value='true'" . checked( $value, 'true', false ) . ' />';
		echo esc_html__( 'Off', 'mojo-marketplace-wp-plugin' ) . " <input type='radio' name='" . esc_attr( $args['field'] ) . "' value='false'" . checked( $value, 'false', false ) . ' />';
	}
}

/**
 * Registers auto-update related settings for the Settings > General page.
 */
function mm_auto_update_register_settings() {
	$section_name = 'mm_auto_update_settings_section';
	$section_hook = 'general';

	if ( 'bluehost' === mm_brand() ) {
		$brand = __( 'Bluehost', 'mojo-marketplace-wp-plugin' );
	} else {
		$brand = __( 'Host', 'mojo-marketplace-wp-plugin' );
	}

	if ( ! defined( 'AUTOMATIC_UPDATER_DISABLED' ) ) {
		$brand = get_option( 'mm_brand', 'MOJO' );
		if ( 'BlueHost' === $brand ) {
			$brand = __( 'Bluehost', 'mojo-marketplace-wp-plugin' );
		}
		add_settings_section(
			$section_name,
			$brand . ' ' . __( 'Auto Update Manager', 'mojo-marketplace-wp-plugin' ),
			'__return_false',
			$section_hook
		);
	}

	if ( ! defined( 'WP_AUTO_UPDATE_CORE' ) ) {
		add_settings_field(
			'allow_major_auto_core_updates',
			__( 'Core Major', 'mojo-marketplace-wp-plugin' ),
			'mm_auto_update_callback',
			$section_hook,
			$section_name,
			array( 'field' => 'allow_major_auto_core_updates' )
		);
		register_setting( 'general', 'allow_major_auto_core_updates' );
	}

	if ( ! defined( 'WP_AUTO_UPDATE_CORE' ) ) {
		add_settings_field(
			'allow_minor_auto_core_updates',
			__( 'Core Minor', 'mojo-marketplace-wp-plugin' ),
			'mm_auto_update_callback',
			$section_hook,
			$section_name,
			array( 'field' => 'allow_minor_auto_core_updates' )
		);
		register_setting( 'general', 'allow_minor_auto_core_updates' );
	}

	add_settings_field(
		'auto_update_theme',
		__( 'Themes', 'mojo-marketplace-wp-plugin' ),
		'mm_auto_update_callback',
		$section_hook,
		$section_name,
		array( 'field' => 'auto_update_theme' )
	);
	register_setting( 'general', 'auto_update_theme' );

	add_settings_field(
		'auto_update_plugin',
		__( 'Plugins', 'mojo-marketplace-wp-plugin' ),
		'mm_auto_update_callback',
		$section_hook,
		$section_name,
		array( 'field' => 'auto_update_plugin' )
	);
	register_setting( 'general', 'auto_update_plugin' );
}
add_action( 'admin_init', 'mm_auto_update_register_settings' );

/**
 * Configures auto-update behaviors for a site.
 *
 * If defined, constants override any settings selected on the Settings > General page.
 *
 * @since 5.5.0 Translation auto-updates are no longer managed by the plugin. These should always auto-update, which is
 *              Core's default behavior.
 * @since 5.5.0 When plugin and theme auto-updates are set to "off", WordPress core will manage
 */
function mm_auto_update_configure() {
	global $wp_version;

	$settings = array(
		'allow_major_auto_core_updates' => get_option( 'allow_major_auto_core_updates', true ),
		'allow_minor_auto_core_updates' => get_option( 'allow_minor_auto_core_updates', true ),
		'auto_update_plugin'            => get_option( 'auto_update_plugin', true ),
		'auto_update_theme'             => get_option( 'auto_update_theme', true ),
	);

	// only change setting if the updater is not disabled
	if ( ! defined( 'AUTOMATIC_UPDATER_DISABLED' ) || AUTOMATIC_UPDATER_DISABLED === false ) {
		if ( defined( 'WP_AUTO_UPDATE_CORE' ) ) {
			switch ( WP_AUTO_UPDATE_CORE ) {
				case true:
					$settings['allow_major_auto_core_updates'] = true;
					$settings['allow_minor_auto_core_updates'] = true;
					break;
				case false:
					$settings['allow_major_auto_core_updates'] = false;
					$settings['allow_minor_auto_core_updates'] = false;
					break;
				default:
					$settings['allow_major_auto_core_updates'] = true;
					$settings['allow_minor_auto_core_updates'] = true;
					break;
			}
		}

		$settings = array_map( 'mm_auto_update_make_bool', $settings );

		// If plugin or theme settings are disabled, allow the site admin to manage auto-updates in WordPress.
		if ( false === $settings['auto_update_plugin'] && version_compare( $wp_version, '5.5.0', '>=' ) ) {
			unset( $settings['auto_update_plugin'] );
		}

		if ( false === $settings['auto_update_theme'] && version_compare( $wp_version, '5.5.0', '>=' ) ) {
			unset( $settings['auto_update_theme'] );
		}

		foreach ( $settings as $name => $value ) {
			if ( $value ) {
				add_filter( $name, '__return_true' );
			} else {
				add_filter( $name, '__return_false' );
			}
		}
	}
}
add_action( 'plugins_loaded', 'mm_auto_update_configure', 5 );

/**
 * Changes the text in the Automatic updates column of the plugin list table to inform the user
 * that the plugin setting is enabling auto-updates site wide.
 *
 * @param string $html The generated HTML for the automatic updates column.
 * @return string The adjusted HTML for the automatic updates column.
 */
function mm_plugin_auto_update_setting_html( $html ) {
	$bulk_auto_update_enabled = mm_auto_update_make_bool( get_option( 'auto_update_plugin', true ) );

	if ( ! $bulk_auto_update_enabled ) {
		return $html;
	}

	return str_replace(
		'<span class="label">Auto-updates enabled</span>',
		sprintf(
			/* translators: %s Settings > General page URL. */
			__( 'Auto-updates enabled on the <a href="%s">Settings > General page</a>.', 'mojo-marketplace-wp-plugin' ),
			admin_url( 'options-general.php' )
		),
		$html
	);
}
add_filter( 'plugin_auto_update_setting_html', 'mm_plugin_auto_update_setting_html' );

/**
 * Changes the text in the Automatic updates column of the theme list table to inform the user
 * that the themes setting is enabling auto-updates site wide.
 *
 * This only adjusts the themes page in the network admin.
 *
 * @param string $html The generated HTML for the automatic updates column.
 * @return string The adjusted HTML for the automatic updates column.
 */
function mm_theme_auto_update_setting_html( $html ) {
	$bulk_auto_update_enabled = mm_auto_update_make_bool( get_option( 'auto_update_theme', true ) );

	if ( ! $bulk_auto_update_enabled ) {
		return $html;
	}

	return sprintf(
		/* translators: %s Settings > General page URL. */
		__( 'Auto-updates enabled on the <a href="%s">Settings > General page</a>.', 'mojo-marketplace-wp-plugin' ),
		admin_url( 'options-general.php' )
	);
}
add_filter( 'theme_auto_update_setting_html', 'mm_theme_auto_update_setting_html' );

/**
 * Changes the text in the theme details overlay to inform the user
 * that the themes setting is enabling auto-updates site wide.
 *
 * @param string $template The JavaScript template for displaying the auto-update setting link.
 * @return string The modified JavaScript template for displaying the auto-update setting link.
 */
function mm_theme_auto_update_setting_template( $template ) {
	$bulk_auto_update_enabled = mm_auto_update_make_bool( get_option( 'auto_update_theme', true ) );

	if ( ! $bulk_auto_update_enabled ) {
		return $template;
	}

	$template_string = '<# } else if ( data.autoupdate.forced ) { #>
					' . __( 'Auto-updates enabled', 'mojo-marketplace-wp-plugin' );
	$replacement     = '<# } else if ( data.autoupdate.forced ) { #>';
	$replacement    .= sprintf(
		/* translators: %s Settings > General page URL. */
		__( 'Auto-updates enabled on the <a href="%s">Settings > General page</a>.', 'mojo-marketplace-wp-plugin' ),
		admin_url( 'options-general.php' )
	);

	return str_replace( $template_string, $replacement, $template );
}
add_filter( 'theme_auto_update_setting_template', 'mm_theme_auto_update_setting_template' );