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@ -9,6 +9,20 @@ if (!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
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class Database extends Module {
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private static $versions = array(
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'020100', #2.1
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'020101', #2.1.1
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'020200', #2.2
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'020500', #2.5
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'020505', #2.5.5
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'020601', #2.6.1
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'020602', #2.6.2
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'020700', #2.7.0
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'030000', #3.0.0
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'030001', #3.0.1
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'030003' #3.0.3
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);
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static function connect($host = 'localhost', $user, $password, $name = 'lychee') {
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# Check dependencies
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@ -26,44 +40,34 @@ class Database extends Module {
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# Set unicode
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$database->query('SET NAMES utf8;');
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# Check database
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if (!$database->select_db($name))
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if (!Database::createDatabase($database, $name)) exit('Error: Could not create database!');
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# Create database
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if (!self::createDatabase($database, $name)) exit('Error: Could not create database!');
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# Create tables
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if (!self::createTables($database)) exit('Error: Could not create tables!');
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# Check tables
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$query = Database::prepare($database, 'SELECT * FROM ?, ?, ?, ? LIMIT 0', array(LYCHEE_TABLE_PHOTOS, LYCHEE_TABLE_ALBUMS, LYCHEE_TABLE_SETTINGS, LYCHEE_TABLE_LOG));
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if (!$database->query($query))
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if (!Database::createTables($database)) exit('Error: Could not create tables!');
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# Update database
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if (!self::update($database, $name)) exit('Error: Could not update database and tables!');
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return $database;
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}
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static function update($database, $dbName, $version = 0) {
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private static function update($database, $dbName) {
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# Check dependencies
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Module::dependencies(isset($database, $dbName));
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if (!isset($version)) return true;
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# List of updates
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$updates = array(
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'020100', #2.1
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'020101', #2.1.1
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'020200', #2.2
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'020500', #2.5
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'020505', #2.5.5
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'020601', #2.6.1
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'020602', #2.6.2
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'020700', #2.7.0
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'030000', #3.0.0
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'030001', #3.0.1
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'030003' #3.0.3
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);
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# Get current version
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$query = self::prepare($database, "SELECT * FROM ? WHERE `key` = 'version'", array(LYCHEE_TABLE_SETTINGS));
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$results = $database->query($query);
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$current = $results->fetch_object()->value;
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# For each update
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foreach ($updates as $update) {
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foreach (self::$versions as $version) {
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if ($update<=$version) continue;
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# Only update when newer version available
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if ($version<=$current) continue;
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# Load update
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include(__DIR__ . '/../database/update_' . $update . '.php');
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@ -74,7 +78,7 @@ class Database extends Module {
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}
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static function createConfig($host = 'localhost', $user, $password, $name = 'lychee', $prefix = '') {
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public static function createConfig($host = 'localhost', $user, $password, $name = 'lychee', $prefix = '') {
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# Check dependencies
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Module::dependencies(isset($host, $user, $password, $name));
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@ -83,15 +87,8 @@ class Database extends Module {
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if ($database->connect_errno) return 'Warning: Connection failed!';
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# Check if database exists
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if (!$database->select_db($name)) {
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# Database doesn't exist
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# Check if user can create the database
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$result = Database::createDatabase($database, $name);
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if ($result===false) return 'Warning: Creation failed!';
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}
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# Check if user can create the database before saving the configuration
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if (!self::createDatabase($database, $name)) return 'Warning: Creation failed!';
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# Escape data
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$host = mysqli_real_escape_string($database, $host);
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@ -127,13 +124,16 @@ if(!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
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}
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static function createDatabase($database, $name = 'lychee') {
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private static function createDatabase($database, $name = 'lychee') {
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# Check dependencies
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Module::dependencies(isset($database, $name));
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# Check if database exists
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if ($database->select_db($name)) return true;
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# Create database
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$query = Database::prepare($database, 'CREATE DATABASE IF NOT EXISTS ?', array($name));
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$query = self::prepare($database, 'CREATE DATABASE IF NOT EXISTS ?', array($name));
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$result = $database->query($query);
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if (!$database->select_db($name)||!$result) return false;
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@ -141,13 +141,17 @@ if(!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
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}
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static function createTables($database) {
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private static function createTables($database) {
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# Check dependencies
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Module::dependencies(isset($database));
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# Check if tables exist
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$query = self::prepare($database, 'SELECT * FROM ?, ?, ?, ? LIMIT 0', array(LYCHEE_TABLE_PHOTOS, LYCHEE_TABLE_ALBUMS, LYCHEE_TABLE_SETTINGS, LYCHEE_TABLE_LOG));
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if ($database->query($query)) return true;
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# Create log
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$exist = Database::prepare($database, 'SELECT * FROM ? LIMIT 0', array(LYCHEE_TABLE_LOG));
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$exist = self::prepare($database, 'SELECT * FROM ? LIMIT 0', array(LYCHEE_TABLE_LOG));
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if (!$database->query($exist)) {
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# Read file
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@ -157,13 +161,13 @@ if(!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
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if (!isset($query)||$query===false) return false;
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# Create table
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$query = Database::prepare($database, $query, array(LYCHEE_TABLE_LOG));
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$query = self::prepare($database, $query, array(LYCHEE_TABLE_LOG));
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if (!$database->query($query)) return false;
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}
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# Create settings
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$exist = Database::prepare($database, 'SELECT * FROM ? LIMIT 0', array(LYCHEE_TABLE_SETTINGS));
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$exist = self::prepare($database, 'SELECT * FROM ? LIMIT 0', array(LYCHEE_TABLE_SETTINGS));
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if (!$database->query($exist)) {
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# Read file
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@ -176,7 +180,7 @@ if(!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
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}
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# Create table
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$query = Database::prepare($database, $query, array(LYCHEE_TABLE_SETTINGS));
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$query = self::prepare($database, $query, array(LYCHEE_TABLE_SETTINGS));
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if (!$database->query($query)) {
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Log::error($database, __METHOD__, __LINE__, $database->error);
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return false;
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@ -192,7 +196,7 @@ if(!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
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}
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# Add content
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$query = Database::prepare($database, $query, array(LYCHEE_TABLE_SETTINGS));
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$query = self::prepare($database, $query, array(LYCHEE_TABLE_SETTINGS));
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if (!$database->query($query)) {
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Log::error($database, __METHOD__, __LINE__, $database->error);
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return false;
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@ -200,7 +204,7 @@ if(!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
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# Generate identifier
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$identifier = md5(microtime(true));
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$query = Database::prepare($database, "UPDATE `?` SET `value` = '?' WHERE `key` = 'identifier' LIMIT 1", array(LYCHEE_TABLE_SETTINGS, $identifier));
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$query = self::prepare($database, "UPDATE `?` SET `value` = '?' WHERE `key` = 'identifier' LIMIT 1", array(LYCHEE_TABLE_SETTINGS, $identifier));
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if (!$database->query($query)) {
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Log::error($database, __METHOD__, __LINE__, $database->error);
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return false;
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@ -209,7 +213,7 @@ if(!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
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}
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# Create albums
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$exist = Database::prepare($database, 'SELECT * FROM ? LIMIT 0', array(LYCHEE_TABLE_ALBUMS));
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$exist = self::prepare($database, 'SELECT * FROM ? LIMIT 0', array(LYCHEE_TABLE_ALBUMS));
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if (!$database->query($exist)) {
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# Read file
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@ -222,7 +226,7 @@ if(!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
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}
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# Create table
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$query = Database::prepare($database, $query, array(LYCHEE_TABLE_ALBUMS));
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$query = self::prepare($database, $query, array(LYCHEE_TABLE_ALBUMS));
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if (!$database->query($query)) {
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Log::error($database, __METHOD__, __LINE__, $database->error);
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return false;
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@ -231,7 +235,7 @@ if(!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
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}
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# Create photos
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$exist = Database::prepare($database, 'SELECT * FROM ? LIMIT 0', array(LYCHEE_TABLE_PHOTOS));
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$exist = self::prepare($database, 'SELECT * FROM ? LIMIT 0', array(LYCHEE_TABLE_PHOTOS));
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if (!$database->query($exist)) {
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# Read file
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@ -244,7 +248,7 @@ if(!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
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}
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# Create table
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$query = Database::prepare($database, $query, array(LYCHEE_TABLE_PHOTOS));
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$query = self::prepare($database, $query, array(LYCHEE_TABLE_PHOTOS));
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if (!$database->query($query)) {
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Log::error($database, __METHOD__, __LINE__, $database->error);
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return false;
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@ -256,9 +260,9 @@ if(!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
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}
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static function setVersion($database, $version) {
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public static function setVersion($database, $version) {
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$query = Database::prepare($database, "UPDATE ? SET value = '?' WHERE `key` = 'version'", array(LYCHEE_TABLE_SETTINGS, $version));
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$query = self::prepare($database, "UPDATE ? SET value = '?' WHERE `key` = 'version'", array(LYCHEE_TABLE_SETTINGS, $version));
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$result = $database->query($query);
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if (!$result) {
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Log::error($database, __METHOD__, __LINE__, 'Could not update database (' . $database->error . ')');
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@ -267,7 +271,7 @@ if(!defined('LYCHEE')) exit('Error: Direct access is not allowed!');
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}
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static function prepare($database, $query, $data) {
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public static function prepare($database, $query, $data) {
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# Check dependencies
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Module::dependencies(isset($database, $query, $data));
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