function adrotate_check_upgrade() {
global $wpdb;
if(version_compare(PHP_VERSION, '5.3.0', '<') == -1) {
deactivate_plugins(plugin_basename('adrotate/adrotate.php'));
wp_die('AdRotate 3.10.8 and up requires PHP 5.3 or higher. Your server reports version '.PHP_VERSION.'. Contact your hosting provider about upgrading your server!<br /><a href="'. get_option('siteurl').'/wp-admin/plugins.php">Back to plugins</a>.');
return;
} else {
// Old version? Upgrade
$adrotate_db_version = get_option("adrotate_db_version");
if($adrotate_db_version['current'] < ADROTATE_DB_VERSION) {
adrotate_database_upgrade();
adrotate_prepare_evaluate_ads(false);
}
// Check if there are changes to core that need upgrading
$adrotate_version = get_option("adrotate_version");
if($adrotate_version['current'] < ADROTATE_VERSION) {
adrotate_core_upgrade();
}
}
}
function adrotate_check_upgrade()
{
if (version_compare(PHP_VERSION, '5.3.0', '<') == -1) {
deactivate_plugins(plugin_basename('adrotate-pro/adrotate.php'));
wp_die('AdRotate 3.10.8 and up requires PHP 5.3 or higher. Your server reports version ' . PHP_VERSION . '. Contact your hosting provider about upgrading your server!<br /><a href="' . get_option('siteurl') . '/wp-admin/plugins.php">Back to plugins</a>.');
return;
} else {
$adrotate_db_version = get_option("adrotate_db_version");
if ($adrotate_db_version['current'] < ADROTATE_DB_VERSION) {
adrotate_database_upgrade();
}
$adrotate_version = get_option("adrotate_version");
if ($adrotate_version['current'] < ADROTATE_VERSION) {
adrotate_core_upgrade();
}
adrotate_check_config();
adrotate_check_schedules();
adrotate_evaluate_ads();
}
}