109 lines
3.4 KiB
PHP
109 lines
3.4 KiB
PHP
<?php
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/**
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* System - PHP Framework
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*
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* PHP Version 5.6
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*
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* @copyright 2016 Ulf Gebhardt (http://www.webcraft-media.de)
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* @license http://www.opensource.org/licenses/mit-license.php MIT
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* @link https://github.com/webcraftmedia/system
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* @package SYSTEM\DB
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*/
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namespace SYSTEM\DB;
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/**
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* SQLite Connection Class provided by System to connect to SQLite Databasefile.
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*/
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class ConnectionSQLite extends ConnectionAbstr {
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/** ressource Variable to store the open Connection */
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private $connection = NULL;
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/**
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* Connect to the DB upon Construction.
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*
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* @param DBINFO $dbinfo Database Information Object
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*/
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public function __construct(DBInfo $dbinfo){
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$error = null;
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$this->connection = new \SQLite3($dbinfo->m_database);
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if(!$this->connection){
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throw new \Exception('Could not connect to Database. Check ur Database Settings: '.$error);}
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}
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/**
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* Destruct the Database Connection upon Destruction.
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*/
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public function __destruct(){
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$this->close();}
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/**
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* Close the Database Connection.
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*
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* @return bool Returns true or false depending on success
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*/
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public function close(){
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return $this->connection->close();}
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/**
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* Query the Connection using Prepare Statement
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*
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* @param string $stmtName Name of the Statement - espec for PostgreSQL important
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* @param string $stmt SQL string of the Statement
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* @param array $values Array of Prepare Values
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* @return Result Returns Database Query Result.
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*/
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public function prepare($stmtName, $stmt, $values, $types = null){
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$prepStmt = $this->connection->prepare($stmt);
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if(!$prepStmt){
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throw new \SYSTEM\LOG\ERROR('Prepared Statement prepare fail: '. $error);}
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foreach($values as $key=>$val){
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$prepStmt->bindParam($key,$val);}
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if(!($result = $prepStmt->execute())){
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throw new \SYSTEM\LOG\ERROR("Could not execute prepare statement: ". $error);}
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return new ResultSQLite($result,$prepStmt);
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}
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/**
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* Query the Connection using normal Query Statement
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*
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* @param string $query SQL string of the Statement
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* @return Result Returns Database Query Result.
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*/
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public function query($query){
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$result = $this->connection->query($query);
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if(!$result){
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throw new \SYSTEM\LOG\ERROR('Could not query Database. Check ur Query Syntax or required Rights: '.$this->connection->lastErrorMsg());}
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if($result === TRUE){
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return TRUE;}
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return new ResultSQLite($result,null);
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}
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/**
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* Exec Query on Database
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*
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* @param string $query SQL string of the Statement
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* @return Result Returns Database Query Result.
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*/
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public function exec($query){
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return $this->connection->exec($query);}
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/**
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* Commit a Transaction on the Database Connection
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*
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* @return bool Returns true or false depending on success.
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*/
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public function commit(){
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throw new \Exception('Could not start Transaction: not implemented');}
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/**
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* Open a Transaction on the Database Connection
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*
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* @return bool Returns true or false depending on success.
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*/
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public function trans(){
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throw new \Exception('Could not start Transaction: not implemented');}
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} |