137 lines
3.0 KiB
PHP
137 lines
3.0 KiB
PHP
<?php
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namespace database;
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include_once "../../global.inc.php";
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include_once PATH_CONFIG . "/config.db.php";
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/**
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* The SQLManager manage the SQL-Connection for an API
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* @author stubbfel
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* @since 20.06.2013
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*/
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abstract class SqlManager {
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/**
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* Variable for address of the server
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* @var string
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*/
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private $serverAddress;
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/**
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* Variable for name of the databaseuser
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* @var string
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*/
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private $userName;
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/**
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* Variable for name of the database
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* @var string
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*/
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private $dbName;
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/**
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* Variable for password of the user
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* @var string
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*/
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private $userPw;
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/**
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* Variable for link of the connection to the server
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* @var connection
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*/
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private $link;
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/**
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* String for a and operrator
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* @var string
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*/
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protected $andTerm = " and ";
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/**
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* String for quotes in a query
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* @var string
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*/
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protected $quoteTerm = "\"";
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/**
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* Default-Constructor
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*/
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public function __construct() {
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$this->serverAddress = \config\DBConfig::$sqlServer;
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$this->dbName = \config\DBConfig::$sqlDBName;
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$this->userName = \config\DBConfig::$sqlDBUser;
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$this->userPw = \config\DBConfig::$sqlDBUserPW;
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}
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/**
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* Default-DEConstructor
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*/
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public function __destruct() {
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$this->closeConnection();
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$this->serverAddress = null;
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$this->dbName = null;
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$this->userName = null;
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$this->userPW = null;
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}
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/**
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* Method setup the connection to the Database
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*/
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public function connect() {
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$this->link = mysql_connect($this->serverAddress, $this->userName, $this->userPw);
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if (!$this->link) {
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exit("No Connection: " . mysql_error());
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}
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$selected = mysql_select_db($this->dbName, $this->link);
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if (!$selected) {
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exit("No DB: " . mysql_error());
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}
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}
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/**
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* Method close the connection
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*/
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public function closeConnection() {
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if ($this->link) {
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mysql_close($this->link);
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$this->link = null;
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}
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}
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/**
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* Method send a query to the Datebase and return the result
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* @param string $query
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* @return result[num][assoc]
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*/
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protected function query($query) {
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$mysqlResult = mysql_query($query, $this->link);
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if (!$mysqlResult) {
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exit("Query error: " . mysql_error());
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}
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$rowNums = mysql_num_rows($mysqlResult);
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$result = array();
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for ($i = 0; $i < $rowNums; $i++) {
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$row = mysql_fetch_assoc($mysqlResult);
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$result[$i] = $row;
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}
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mysql_free_result($mysqlResult);
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return $result;
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}
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/**
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* Method if the string is not a empty String (not only spaces and controlls)
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* @param string $string
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* @return boolean
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*/
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protected function validString($string) {
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if (!ctype_space($string) && !ctype_cntrl($string)) {
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return TRUE;
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}
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return FALSE;
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}
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}
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?>
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