xNightR00T File Manager

<?php
require_once dirname(__FILE__). "/zs_component_upgrader.php";

class MonitorDBHandler_2019_0_0 extends ZSComponentUpgrader {
	const SCHEMA_VERSION = "2019.0.0";

	/**
	 * add php_version column to the requests tabls
	 * @param PDO $dbh
	 */
	private function addPhpVersionColumn($dbh) {
		message("Adding php_version column to table REQUESTS");
		$dbh->exec("alter table requests ADD php_version varchar(32)");
		$dbh->exec("CREATE INDEX REQUEST_PHP_VERSION_IDX on requests(php_version)");
	}

	public function getSchemaVersion() {
		return self::SCHEMA_VERSION;
	}

	public function upgrade() {
		$this->upgradeSqlite();
		if($this->isClusterUpgrade()) {
			$this->upgradeMysql();
		}
	}

	public function getMysqlSchemaVersion() {
		$dbh = $this->getMySqlDbh();
		$res = $dbh->query("SELECT property_value as value FROM schema_properties WHERE property = 'MONITOR_SCHEMA_VERSION'")->fetchAll();
		if(!$res) {
			return false;
		}

		foreach($res as $row) {
			return $row['value'];
		}
		return false;
	}

	/**
	 *
	 * @param PDO $dbh
	 * @param unknown $version
	 * @return unknown|boolean
	 */
	public function setSqliteSchemaVersion($dbh, $version) {
		$stmt = $dbh->prepare("INSERT OR REPLACE INTO version VALUES('SCHEMA_VERSION', :version)");
		$stmt->bindValue(":version", $version);
		return $stmt->execute();
	}

	public function getSqliteSchemaVersion() {
		$dbh = $this->getSqliteDbh();
		$res = $dbh->query("SELECT version as value FROM version WHERE key = 'SCHEMA_VERSION'")->fetchAll();

		foreach($res as $row) {
			return $this->getParsedVersionString($row['value']);
		}
		return false;
	}

	/**
	 *
	 * @param PDO $dbh
	 * @param unknown $version
	 * @return unknown|boolean
	 */
	public function setMysqlSchemaVersion($dbh, $version) {
		$stmt = $dbh->prepare("REPLACE INTO schema_properties VALUES('MONITOR_SCHEMA_VERSION', :version)");
		$stmt->bindValue(":version", $version);
		return $stmt->execute();
	}

	protected function getSqliteDbName($version = "6.0.0") {
		return "monitor.db";
	}

	protected function getMysqlSqlFilenames() {
		return array("mysql_create_monitor_db.sql");
	}

	protected function getSqliteSqlFilenames() {
		return array("create_monitor_db.sql");
	}

	public function getComponent() {
		return "monitor";
	}

	public function upgradeSqlite() {
		message("Upgrading Monitor SQLITE schema to " .
				self::SCHEMA_VERSION);
		if($this->getSqliteSchemaVersion()!= self::SCHEMA_VERSION) {
			$dbh = $this->getSqliteDbh();
			$this->addPhpVersionColumn($dbh);
			$this->setSqliteSchemaVersion($dbh, self::SCHEMA_VERSION);
		}
	}

	public function upgradeMysql() {
		message("Upgrading Monitor MYSQL schema to " .
				self::SCHEMA_VERSION);
		if($this->getMysqlSchemaVersion()!= self::SCHEMA_VERSION) {
			$dbh = $this->getMySqlDbh();
			$this->addPhpVersionColumn($dbh);
			$this->setMysqlSchemaVersion($dbh, self::SCHEMA_VERSION);
		}
	}
}