<?php
/**
 * Reinstalls WordPress core, themes, and plugins.
 */
class Reinstall_Command {

    /**
     * Reinstalls WordPress core, themes, and plugins.
     *
     * Downloads and forcefully reinstalls WordPress core, themes, and plugins,
     * all at their current versions. Skips themes and plugins not available on
     * WordPress.org.
     *
     * ## EXAMPLES
     *
     *     # Reinstalls core, Aksimet, and Twenty Sixteen
     *     $ wp reinstall
     *     Downloading WordPress 4.7.10 (en_US)...
     *     md5 hash verified: 57813ca592cd9a1eff210627ade9f350
     *     Success: WordPress downloaded.
     *     Installing Akismet Anti-Spam (3.3.2)
     *     Plugin updated successfully.
     *     Success: Installed 1 of 1 plugins.
     *     Skipped hello plugin.
     *     Installing Twenty Sixteen (1.3)
     *     Theme updated successfully.
     *     Success: Installed 1 of 1 themes.
     *     Success: Reinstall complete.
     */
    public function __invoke() {
        $core_version = WP_CLI::runcommand( 'core version', array( 'return' => true ) );
        if ( false !== stripos( $core_version, '-alpha-' ) ) {
            $core_version = 'nightly';
        }
        WP_CLI::runcommand( "core download --skip-content --version={$core_version} --force", array( 'exit_error' => false ) );

        $plugins = WP_CLI::runcommand( 'plugin list --format=json', array(
            'return' => true,
            'parse'  => 'json',
        ) );
        foreach ( $plugins as $plugin ) {
            if ( 'hello' === $plugin['name'] ) {
                WP_CLI::log( 'Skipped hello plugin.' );
                continue;
            };
            if ( in_array( $plugin['status'], array( 'dropin', 'must-use' ), true ) ) {
                WP_CLI::log( "Skipped {$plugin['status']} plugin {$plugin['name']}." );
                continue;
            }
            WP_CLI::runcommand( "plugin install {$plugin['name']} --version={$plugin['version']} --force", array( 'exit_error' => false ) );
        }

        $themes = WP_CLI::runcommand( 'theme list --format=json', array(
            'return' => true,
            'parse'  => 'json',
        ) );
        foreach ( $themes as $theme ) {
            WP_CLI::runcommand( "theme install {$theme['name']} --version={$theme['version']} --force", array( 'exit_error' => false ) );
        }

        WP_CLI::success( 'Reinstall complete.' );
    }

}