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✏️ Editing: class.activation.php

<?php

/**
 * Class for managing landing page activation routines
 * @package LandingPages
 * @subpackage Activation
 */

class Landing_Pages_Activation {

static $version_wp;
	static $version_php;
	static $version_cta;
	static $version_leads;
	static $version_lpah;

/**
     * Initiate class
     */
    public function __construct() {
        self::load_hooks();
    }

/**
     * load supporting hooks and filters
     */
    public static function load_hooks() {
        if (!is_admin()) {
            return;
        }

/* Add listener for unset permalinks  */
        add_action('admin_notices', array( __CLASS__ , 'permastruct_check' ) );

/** add listener for permlaink flush command  */
        add_action('admin_init', array( __CLASS__ , 'flush_permalinks' ) , 11 );

/* Add listener for uncompleted upgrade routines */
        add_action( 'admin_init' , array( 'Landing_Pages_Activation' , 'run_upgrade_routine_checks' ) );

}

public static function activate() {
		self::load_static_vars();
		self::run_version_checks();
		self::activate_plugin();
		self::run_updates();
	}

public static function deactivate() {
		global $wp_rewrite;
		$wp_rewrite->flush_rules();
	}

public static function load_static_vars() {

self::$version_wp = '3.6';
		self::$version_php = '5.2';
		self::$version_cta = '1.2.1';
		self::$version_leads = '1.2.1';
		self::$version_lpah = '1.0.8';
	}

public static function activate_plugin() {

/* Update DB Markers for Plugin */
		self::store_version_data();

/* Set Default Settings */
		self::set_default_settings();

/* Activate shared components */
		self::activate_shared();

/* Run additional actions */
		do_action( 'activate_landing_pages' );

}

/* This method loads public methods from the Landing_Pages_Activation_Update_Routines class and automatically runs them if they have not been run yet.
	 * We use transients to store the data, which may not be the best way but I don't have to worry about save/update/create option and the auto load process
	*/

public static function run_updates() {

/* Get list of updaters from Landing_Pages_Activation_Update_Routines class */
		$updaters = get_class_methods('Landing_Pages_Activation_Update_Routines');

/* Get transient list of completed update processes */
		$completed = ( get_option( 'lp_completed_upgrade_routines' ) ) ?  get_option( 'lp_completed_upgrade_routines' ) : array();

/* Get the difference between the two arrays */
		$remaining = array_diff( $updaters , $completed );

/* Loop through updaters and run updaters that have not been ran */
		foreach ( $remaining as $updater ) {

Landing_Pages_Activation_Update_Routines::$updater();
			$completed[] = $updater;

}

/* Update this transient value with list of completed upgrade processes */
		update_option( 'lp_completed_upgrade_routines' , $completed );

}

/**
	*  This method checks if there are upgrade routines that have not been executed yet and notifies the administror if there are
	*
	*/
	public static function run_upgrade_routine_checks() {

/* Listen for a manual upgrade call */
		if (isset($_GET['plugin_action']) && $_GET['plugin_action'] == 'upgrade_routines' && $_GET['plugin'] =='landing-pages' ) {
			self::run_updates();
			wp_redirect(wp_get_referer());
			exit;
		}

/* Get list of updaters from Landing_Pages_Activation_Update_Routines class */
		$updaters = get_class_methods('Landing_Pages_Activation_Update_Routines');

/* Get transient list of completed update processes */
		$completed = ( get_option( 'lp_completed_upgrade_routines' ) ) ?  get_option( 'lp_completed_upgrade_routines' ) : array();

/* Get the difference between the two arrays */
		$remaining = array_diff( $updaters , $completed );

if (count($remaining)>0) {
			add_action( 'admin_notices', array( __CLASS__ , 'display_upgrade_routine_notice' ) );
		}
	}

public static function display_upgrade_routine_notice() {
		?>
		<div class="error">
			<p><?php _e( 'Landing Pages plugin requires a database upgrade:', 'inbound-pro' ); ?> <a href='?plugin=landing-pages&plugin_action=upgrade_routines'><?php _e('Upgrade database now' , 'inbound-pro' ); ?></a></p>
		</div>
		<?php
	}

/* Creates transient records of past and current version data */
	public static function store_version_data() {

$old = get_transient('lp_current_version');
		set_transient( 'lp_previous_version' , $old );
		set_transient( 'lp_current_version' , LANDINGPAGES_CURRENT_VERSION );

}

public static function set_default_settings() {
		add_option( 'lp_global_css', '', '', 'no' );
		add_option( 'lp_global_js', '', '', 'no' );
		add_option( 'lp_global_lp_slug', 'go', '', 'no' );
		update_option( 'lp_activate_rewrite_check', '1');

/* Set's welcome page redirect transient */
		set_transient( '_landing_page_activation_redirect', true, 30 );
	}

/**
	*  Tells Inbound Shared to run activation commands
	*/
	public static function activate_shared() {
		update_option( 'Inbound_Activate', true );
	}

/* Aborts activation and details
	* @param args ARRAY of message details
	*/
	public static function abort_activation( $args ) {
		echo $args['title'] . '<br>';
		echo $args['message'] . '<br>';
		echo 'Details:<br>';
		print_r ($args['details']);
		echo '<br>';
		echo $args['solution'];

deactivate_plugins( LANDINGPAGES_FILE );
		exit;
	}

/* Checks if plugin is compatible with current server PHP version */
	public static function run_version_checks() {

global $wp_version;

/* Check PHP Version */
		if ( version_compare( phpversion(), self::$version_php, '<' ) ) {
			self::abort_activation(
				array(
					'title' => 'Installation aborted',
					'message' => __('Landing Plugin could not be installed' , 'landing-pages'),
					'details' => array(
									__( 'Server PHP Version' , 'inbound-pro' ) => phpversion(),
									__( 'Required PHP Version' , 'inbound-pro' ) => self::$version_php
								),
					'solution' => sprintf( __( 'Please contact your hosting provider to upgrade PHP to %s or greater' , 'inbound-pro' ) , self::$version_php )
				)
			);
		}

/* Check WP Version */
		if ( version_compare( $wp_version , self::$version_wp, '<' ) ) {
			self::abort_activation( array(
					'title' => 'Installation aborted',
					'message' => __('Landing Plugin could not be installed' , 'landing-pages'),
					'details' => array(
									__( 'WordPress Version' , 'inbound-pro' ) => $wp_version,
									__( 'Required WordPress Version' , 'inbound-pro' ) => self::$version_wp
								),
					'solution' => sprintf( __( 'Please update landing pages to version %s or greater.' , 'inbound-pro' ) , self::$version_wp )
				)
			);
		}

/* Check CTA Version */
		if ( defined('WP_CTA_CURRENT_VERSION') && version_compare( WP_CTA_CURRENT_VERSION , self::$version_cta , '<' ) ) {
			self::abort_activation( array(
					'title' => 'Installation aborted',
					'message' => __('Landing Plugin could not be installed' , 'landing-pages'),
					'details' => array(
									__( 'Calls to Action Version' , 'inbound-pro' ) => WP_CTA_CURRENT_VERSION,
									__( 'Required Calls to Action Version' , 'inbound-pro' ) => self::$version_cta
								),
					'solution' => sprintf( __( 'Please update Calls to Action to version %s or greater.' , 'inbound-pro' ) , self::$version_cta )
				)
			);
		}

/* Check Leads Version */
		if ( defined('WPL_CURRENT_VERSION') && version_compare( WPL_CURRENT_VERSION , self::$version_leads , '<' ) ) {
			self::abort_activation( array(
					'title' => 'Installation aborted',
					'message' => __('Landing Plugin could not be installed' , 'landing-pages'),
					'details' => array(
									__( 'Leads Version' , 'inbound-pro' ) => WPL_CURRENT_VERSION,
									__( 'Required Leads Version' , 'inbound-pro' ) => self::$version_leads
								),
					'solution' => sprintf( __( 'Please update Leads to version %s or greater.' , 'inbound-pro' ) , self::$version_leads )
				)
			);
		}

/* Check Extension Version */
		if ( defined('LP_HOMEPAGE_CURRENT_VERSION') && version_compare( LP_HOMEPAGE_CURRENT_VERSION , self::$version_lpah , '<' ) ) {
			self::abort_activation( array(
					'title' => 'Installation aborted',
					'message' => __('Landing Plugin could not be installed' , 'landing-pages'),
					'details' => array(
									__( 'Extension: Landing Page as Homepage' , 'inbound-pro' ) => LP_HOMEPAGE_CURRENT_VERSION,
									__( 'Required extension version' , 'inbound-pro' ) => self::$version_lpah
								),
					'solution' => sprintf( __( 'Please update extension to version %s or greater.' , 'inbound-pro' ) , self::$version_lpah )
				)
			);
		}

}

/**
     * flush permalinks
     */
    public static function flush_permalinks() {

if ( !get_option( 'lp_activate_rewrite_check' ) ) {
            return;
        }

flush_rewrite_rules( true );
        delete_option( 'lp_activate_rewrite_check' );
    }

/**
     *  check for 'default' permalinks and warn
     */
    public static function permastruct_check() {
        if ( '' == get_option( 'permalink_structure' ) ) {
            ?>
            <div class="error">
                <p><?php _e( 'Landing Pages plugin requires you to use a non default permlaink structure. Please head into your pemalink settings and choose an option besides \'default\'.' , 'landing-pages'); ?></p>
            </div>
        <?php
        }
    }
}

/* Add Activation Hook */
register_activation_hook( LANDINGPAGES_FILE , array( 'Landing_Pages_Activation' , 'activate' ) );
register_deactivation_hook( LANDINGPAGES_FILE , array( 'Landing_Pages_Activation' , 'deactivate' ) );

new Landing_Pages_Activation;

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