<?php
/**
 * Installs WordPress for the purpose of the unit-tests
 */
error_reporting( E_ALL & ~E_DEPRECATED & ~E_STRICT );

// this replaces the original argument passed in with the `system` function
$multisite = defined( 'WP_TESTS_MULTISITE' ) && WP_TESTS_MULTISITE;

define( 'WP_INSTALLING', true );
require_once dirname( __FILE__ ) . '/functions.php';

tests_reset__SERVER();

$PHP_SELF = $GLOBALS['PHP_SELF'] = $_SERVER['PHP_SELF'] = '/index.php';

require_once ABSPATH . '/wp-settings.php';

require_once ABSPATH . '/wp-admin/includes/upgrade.php';
if (file_exists(ABSPATH . '/wp-includes/class-wpdb.php')) {
    require_once ABSPATH . '/wp-includes/class-wpdb.php';
} else {
    require_once ABSPATH . '/wp-includes/wp-db.php';
}

// Override the PHPMailer
global $phpmailer;
require_once( dirname( __FILE__ ) . '/mock-mailer.php' );
$phpmailer = new MockPHPMailer();

/*
 * default_storage_engine and storage_engine are the same option, but storage_engine
 * was deprecated in MySQL (and MariaDB) 5.5.3, and removed in 5.7.
 */
if ( version_compare( $wpdb->db_version(), '5.5.3', '>=' ) ) {
	$wpdb->query( 'SET default_storage_engine = InnoDB' );
} else {
	$wpdb->query( 'SET storage_engine = InnoDB' );
}
$wpdb->select( DB_NAME, $wpdb->dbh );

ob_start();

echo "Installing..." . PHP_EOL;

foreach ( $wpdb->tables() as $table => $prefixed_table ) {
	$wpdb->query( "DROP TABLE IF EXISTS $prefixed_table" );
}

foreach ( $wpdb->tables( 'ms_global' ) as $table => $prefixed_table ) {
	$wpdb->query( "DROP TABLE IF EXISTS $prefixed_table" );

	// We need to create references to ms global tables.
	if ( $multisite ) {
		$wpdb->$table = $prefixed_table;
	}
}

// Prefill a permalink structure so that WP doesn't try to determine one itself.
add_action( 'populate_options', '_set_default_permalink_structure_for_tests' );

wp_install( WP_TESTS_TITLE, 'admin', WP_TESTS_EMAIL, true, null, 'password' );

// Delete dummy permalink structure, as prefilled above.
if ( ! is_multisite() ) {
	delete_option( 'permalink_structure' );
}
remove_action( 'populate_options', '_set_default_permalink_structure_for_tests' );

if ( $multisite ) {
	echo "Installing network..." . PHP_EOL;

	define( 'WP_INSTALLING_NETWORK', true );

	$title             = WP_TESTS_TITLE . ' Network';
	$subdomain_install = false;

	install_network();
	populate_network( 1, WP_TESTS_DOMAIN, WP_TESTS_EMAIL, $title, '/', $subdomain_install );
	$wp_rewrite->set_permalink_structure( '' );
}

codecept_debug( ob_get_clean() );
