=' ) || ! function_exists( 'mysql_connect' ) ) {
$use_mysqli = true;
} elseif ( false !== strpos( '[[wpver]]', '-' ) ) {
$use_mysqli = true;
}
}
$version = __db_version();
if ( version_compare( $version, '5.5.3', '<' ) ) {
return false;
}
if ( $use_mysqli ) {
$client_version = mysqli_get_client_info();
} else {
$client_version = mysql_get_client_info();
}
/*
* libmysql has supported utf8mb4 since 5.5.3, same as the MySQL server.
* mysqlnd has supported utf8mb4 since 5.0.9.
*/
if ( false !== strpos( $client_version, 'mysqlnd' ) ) {
$client_version = preg_replace( '/^\D+([\d.]+).*/', '$1', $client_version );
return version_compare( $client_version, '5.0.9', '>=' );
} else {
return version_compare( $client_version, '5.5.3', '>=' );
}
return false;
}
function __db_version() {
global $use_mysqli;
if ( $use_mysqli ) {
$server_info = mysqli_get_server_info( mysqli_connect("[[softdbhost]]","[[softdbuser]]","[[softdbpass]]","[[softdb]]"));
} else {
$server_info = mysql_get_server_info( mysql_connect("[[softdbhost]]","[[softdbuser]]","[[softdbpass]]","[[softdb]]"));
}
return preg_replace( '/[^0-9.].*/', '', $server_info );
}
$has_cap = __has_cap();
// To determine which colllation to use. Added from WP 5.4.2
$dbversion = __db_version();
if ( version_compare( $dbversion, '5.6', '>=' ) ) {
$utf8mb4 = 'utf8mb4_520';
}else{
$utf8mb4 = 'utf8mb4';
}
if(!empty($has_cap)){
echo ''.$utf8mb4.'';
}
// Server detection
/**
* Whether the server software is Apache or something else
* @global bool $soft_is_apache
*/
$soft_is_apache = (strpos($_SERVER['SERVER_SOFTWARE'], 'Apache') !== false || strpos($_SERVER['SERVER_SOFTWARE'], 'LiteSpeed') !== false);
if(!empty($soft_is_apache)){
echo 'soft_is_apache';
}else{
echo 'soft_not_apache';
}
?>