Weak hands cannot be planted, meager skills have no foundation. Shallow wisdom is futile, how can one hope for a good name?扰扰从役倦，屑屑身事微。少壮轻年月，迟暮惜光辉。
initialize();
// Check if we are on a multisite install, activating network wide, or a single install.
if ( ! is_multisite() || ! $network_wide ) {
// Single Site activation.
$plugin->get_class( 'install' )->install();
} else {
// Multisite network wide activation.
$sites = get_sites(
array(
'number' => 0,
)
);
foreach ( $sites as $site ) {
switch_to_blog( (int) $site->blog_id );
$plugin->get_class( 'install' )->install();
restore_current_blog();
}
}
}
/**
* Runs the installation and update routines when the plugin is activated
* on a WPMU site.
*
* @since 1.9.8
*
* @param WP_Site|int $site_or_blog_id WP_Site or Blog ID.
*/
function page_generator_pro_activate_new_site( $site_or_blog_id ) {