<?php
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/*
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Copyright (c) 2005, Till Brehm, projektfarm Gmbh
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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* Neither the name of ISPConfig nor the names of its contributors
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may be used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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class db
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{
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var $dbHost = ''; // hostname of the MySQL server
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var $dbName = ''; // logical database name on that server
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var $dbUser = ''; // database authorized user
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var $dbPass = ''; // user's password
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var $dbCharset = 'utf8';// Database charset
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var $linkId = 0; // last result of mysql_connect()
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var $queryId = 0; // last result of mysql_query()
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var $record = array(); // last record fetched
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var $autoCommit = 1; // Autocommit Transactions
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var $currentRow; // current row number
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var $errorNumber = 0; // last error number
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var $errorMessage = ''; // last error message
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var $errorLocation = '';// last error location
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var $show_error_messages = true;
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// constructor
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function db()
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{
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global $conf;
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$this->dbHost = $conf['db_host'];
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$this->dbName = $conf['db_database'];
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$this->dbUser = $conf['db_user'];
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$this->dbPass = $conf['db_password'];
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$this->dbCharset = $conf['db_charset'];
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//$this->connect();
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}
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// error handler
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function updateError($location)
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{
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global $app;
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$this->errorNumber = mysql_errno($this->linkId);
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$this->errorMessage = mysql_error($this->linkId);
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$this->errorLocation = $location;
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if($this->errorNumber && $this->show_error_messages && method_exists($app,'log'))
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{
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// echo('<br /><b>'.$this->errorLocation.'</b><br />'.$this->errorMessage);
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$app->log($this->errorLocation.' '.$this->errorMessage,LOGLEVEL_WARN);
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//flush();
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}
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}
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function connect()
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{
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if($this->linkId == 0)
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{
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$this->linkId = mysql_connect($this->dbHost, $this->dbUser, $this->dbPass);
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if(!$this->linkId)
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{
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$this->updateError('DB::connect()-> mysql_connect');
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return false;
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}
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$this->queryId = @mysql_query('SET NAMES '.$this->dbCharset, $this->linkId);
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$this->queryId = @mysql_query("SET character_set_results = '".$this->dbCharset."', character_set_client = '".$this->dbCharset."', character_set_connection = '".$this->dbCharset."', character_set_database = '".$this->dbCharset."', character_set_server = '".$this->dbCharset."'", $this->linkId);
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}
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return true;
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}
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function query($queryString)
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{
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if(!$this->connect())
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{
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return false;
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}
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if(!mysql_select_db($this->dbName, $this->linkId))
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{
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$this->updateError('DB::connect()-> mysql_select_db');
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return false;
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}
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$this->queryId = @mysql_query($queryString, $this->linkId);
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$this->updateError('DB::query('.$queryString.') -> mysql_query');
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if(!$this->queryId)
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{
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return false;
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}
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$this->currentRow = 0;
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return $this->queryId;
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}
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// returns all records in an array
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function queryAllRecords($queryString)
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{
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if(!$this->query($queryString))
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{
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return false;
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}
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$ret = array();
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while($line = $this->nextRecord())
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{
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$ret[] = $line;
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}
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return $ret;
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}
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// returns one record in an array
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function queryOneRecord($queryString)
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{
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if(!$this->query($queryString) || $this->numRows() == 0)
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{
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return false;
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}
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return $this->nextRecord();
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}
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// returns the next record in an array
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function nextRecord()
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{
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$this->record = mysql_fetch_assoc($this->queryId);
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$this->updateError('DB::nextRecord()-> mysql_fetch_array');
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if(!$this->record || !is_array($this->record))
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{
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return false;
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}
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$this->currentRow++;
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return $this->record;
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}
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// returns number of rows returned by the last select query
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function numRows()
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{
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return mysql_num_rows($this->queryId);
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}
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// returns mySQL insert id
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function insertID()
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{
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return mysql_insert_id($this->linkId);
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}
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// Check der variablen
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// deprecated, now use quote
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function check($formfield)
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{
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return $this->quote($formfield);
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}
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// Check der variablen
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function quote($formfield)
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{
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if(!$this->connect()){
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$this->updateError('WARNING: mysql_connect: Used addslashes instead of mysql_real_escape_string');
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return addslashes($formfield);
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}
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return mysql_real_escape_string($formfield, $this->linkId);
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}
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// Check der variablen
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function unquote($formfield)
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{
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return stripslashes($formfield);
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}
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function toLower($record) {
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if(is_array($record)) {
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foreach($record as $key => $val) {
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$key = strtolower($key);
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$out[$key] = $val;
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}
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}
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return $out;
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}
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/*
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//* These functions are deprecated and will be removed.
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function insert($tablename,$form,$debug = 0)
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{
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if(is_array($form)){
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foreach($form as $key => $value)
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{
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$sql_key .= "$key, ";
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$sql_value .= "'".$this->check($value)."', ";
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}
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$sql_key = substr($sql_key,0,strlen($sql_key) - 2);
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$sql_value = substr($sql_value,0,strlen($sql_value) - 2);
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$sql = "INSERT INTO $tablename (" . $sql_key . ") VALUES (" . $sql_value .")";
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if($debug == 1) echo "SQL-Statement: ".$sql."<br><br>";
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$this->query($sql);
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if($debug == 1) echo "mySQL Error Message: ".$this->errorMessage;
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}
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}
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function update($tablename,$form,$bedingung,$debug = 0)
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{
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if(is_array($form)){
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foreach($form as $key => $value)
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{
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$insql .= "$key = '".$this->check($value)."', ";
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}
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$insql = substr($insql,0,strlen($insql) - 2);
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$sql = "UPDATE $tablename SET " . $insql . " WHERE $bedingung";
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if($debug == 1) echo "SQL-Statement: ".$sql."<br><br>";
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$this->query($sql);
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if($debug == 1) echo "mySQL Error Message: ".$this->errorMessage;
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}
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}
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*/
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public function diffrec($record_old, $record_new) {
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$diffrec_full = array();
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$diff_num = 0;
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if(is_array($record_old) && count($record_old) > 0) {
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foreach($record_old as $key => $val) {
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// if(!isset($record_new[$key]) || $record_new[$key] != $val) {
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if($record_new[$key] != $val) {
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// Record has changed
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$diffrec_full['old'][$key] = $val;
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$diffrec_full['new'][$key] = $record_new[$key];
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$diff_num++;
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} else {
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$diffrec_full['old'][$key] = $val;
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$diffrec_full['new'][$key] = $val;
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}
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}
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} elseif(is_array($record_new)) {
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foreach($record_new as $key => $val) {
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if(isset($record_new[$key]) && @$record_old[$key] != $val) {
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// Record has changed
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$diffrec_full['new'][$key] = $val;
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$diffrec_full['old'][$key] = @$record_old[$key];
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$diff_num++;
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} else {
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$diffrec_full['new'][$key] = $val;
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$diffrec_full['old'][$key] = $val;
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}
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}
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}
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return array('diff_num' => $diff_num, 'diff_rec' => $diffrec_full);
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}
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//** Function to fill the datalog with a full differential record.
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public function datalogSave($db_table, $action, $primary_field, $primary_id, $record_old, $record_new) {
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global $app,$conf;
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// Insert backticks only for incomplete table names.
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if(stristr($db_table,'.')) {
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$escape = '';
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} else {
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$escape = '`';
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}
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$tmp = $this->diffrec($record_old, $record_new);
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$diffrec_full = $tmp['diff_rec'];
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$diff_num = $tmp['diff_num'];
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unset($tmp);
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// Insert the server_id, if the record has a server_id
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$server_id = (isset($record_old['server_id']) && $record_old['server_id'] > 0)?$record_old['server_id']:0;
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if(isset($record_new['server_id'])) $server_id = $record_new['server_id'];
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if($diff_num > 0) {
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//print_r($diff_num);
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//print_r($diffrec_full);
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$diffstr = $app->db->quote(serialize($diffrec_full));
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$username = $app->db->quote($_SESSION['s']['user']['username']);
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$dbidx = $primary_field.':'.$primary_id;
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if($action == 'INSERT') $action = 'i';
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if($action == 'UPDATE') $action = 'u';
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if($action == 'DELETE') $action = 'd';
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$sql = "INSERT INTO sys_datalog (dbtable,dbidx,server_id,action,tstamp,user,data) VALUES ('".$db_table."','$dbidx','$server_id','$action','".time()."','$username','$diffstr')";
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$app->db->query($sql);
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}
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return true;
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}
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//** Inserts a record and saves the changes into the datalog
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public function datalogInsert($tablename, $insert_data, $index_field) {
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global $app;
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$old_rec = array();
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$this->query("INSERT INTO $tablename $insert_data");
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$index_value = $this->insertID();
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$new_rec = $this->queryOneRecord("SELECT * FROM $tablename WHERE $index_field = '$index_value'");
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$this->datalogSave($tablename, 'INSERT', $index_field, $index_value, $old_rec, $new_rec);
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return $index_value;
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}
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//** Updates a record and saves the changes into the datalog
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public function datalogUpdate($tablename, $update_data, $index_field, $index_value) {
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global $app;
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$old_rec = $this->queryOneRecord("SELECT * FROM $tablename WHERE $index_field = '$index_value'");
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$this->query("UPDATE $tablename SET $update_data WHERE $index_field = '$index_value'");
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$new_rec = $this->queryOneRecord("SELECT * FROM $tablename WHERE $index_field = '$index_value'");
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$this->datalogSave($tablename, 'UPDATE', $index_field, $index_value, $old_rec, $new_rec);
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return true;
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}
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//** Deletes a record and saves the changes into the datalog
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public function datalogDelete($tablename, $index_field, $index_value) {
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global $app;
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$old_rec = $this->queryOneRecord("SELECT * FROM $tablename WHERE $index_field = '$index_value'");
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$this->query("DELETE FROM $tablename WHERE $index_field = '$index_value'");
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$new_rec = array();
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$this->datalogSave($tablename, 'DELETE', $index_field, $index_value, $old_rec, $new_rec);
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return true;
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}
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public function closeConn()
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{
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if($this->linkId)
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{
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mysql_close($this->linkId);
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return true;
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} else { return false; }
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}
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public function freeResult($query)
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{
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if(mysql_free_result($query))
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{
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return true;
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} else {
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return false;
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}
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}
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function delete() {
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}
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function Transaction($action) {
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//action = begin, commit oder rollback
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}
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/*
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$columns = array(action => add | alter | drop
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name => Spaltenname
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name_new => neuer Spaltenname, nur bei 'alter' belegt
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type => 42go-Meta-Type: int16, int32, int64, double, char, varchar, text, blob
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typeValue => Wert z.B. bei Varchar
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defaultValue => Default Wert
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notNull => true | false
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autoInc => true | false
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option => unique | primary | index)
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*/
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function createTable($table_name,$columns) {
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$index = '';
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$sql = "CREATE TABLE $table_name (";
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foreach($columns as $col){
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$sql .= $col['name'].' '.$this->mapType($col['type'],$col['typeValue']).' ';
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if($col['defaultValue'] != '') $sql .= "DEFAULT '".$col['defaultValue']."' ";
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if($col['notNull'] == true) {
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$sql .= 'NOT NULL ';
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} else {
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$sql .= 'NULL ';
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}
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if($col['autoInc'] == true) $sql .= 'auto_increment ';
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$sql.= ',';
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// key Definitionen
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if($col['option'] == 'primary') $index .= 'PRIMARY KEY ('.$col['name'].'),';
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if($col['option'] == 'index') $index .= 'INDEX ('.$col['name'].'),';
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if($col['option'] == 'unique') $index .= 'UNIQUE ('.$col['name'].'),';
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}
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$sql .= $index;
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$sql = substr($sql,0,-1);
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$sql .= ')';
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$this->query($sql);
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return true;
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}
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/*
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$columns = array(action => add | alter | drop
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name => Spaltenname
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name_new => neuer Spaltenname, nur bei 'alter' belegt
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type => 42go-Meta-Type: int16, int32, int64, double, char, varchar, text, blob
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typeValue => Wert z.B. bei Varchar
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defaultValue => Default Wert
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notNull => true | false
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autoInc => true | false
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option => unique | primary | index)
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*/
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function alterTable($table_name,$columns) {
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$index = '';
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$sql = "ALTER TABLE $table_name ";
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foreach($columns as $col){
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if($col['action'] == 'add') {
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$sql .= 'ADD '.$col['name'].' '.$this->mapType($col['type'],$col['typeValue']).' ';
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} elseif ($col['action'] == 'alter') {
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$sql .= 'CHANGE '.$col['name'].' '.$col['name_new'].' '.$this->mapType($col['type'],$col['typeValue']).' ';
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} elseif ($col['action'] == 'drop') {
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$sql .= 'DROP '.$col['name'].' ';
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}
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if($col['action'] != 'drop') {
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if($col['defaultValue'] != '') $sql .= "DEFAULT '".$col['defaultValue']."' ";
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if($col['notNull'] == true) {
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$sql .= 'NOT NULL ';
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} else {
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$sql .= 'NULL ';
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}
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if($col['autoInc'] == true) $sql .= 'auto_increment ';
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$sql.= ',';
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// Index definitions
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if($col['option'] == 'primary') $index .= 'PRIMARY KEY ('.$col['name'].'),';
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if($col['option'] == 'index') $index .= 'INDEX ('.$col['name'].'),';
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if($col['option'] == 'unique') $index .= 'UNIQUE ('.$col['name'].'),';
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}
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}
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$sql .= $index;
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$sql = substr($sql,0,-1);
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//die($sql);
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$this->query($sql);
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return true;
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}
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function dropTable($table_name) {
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$this->check($table_name);
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$sql = "DROP TABLE '". $table_name."'";
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return $this->query($sql);
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}
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// gibt Array mit Tabellennamen zurück
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function getTables($database_name = '') {
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if($database_name == '') $database_name = $this->dbName;
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$result = mysql_list_tables($database_name);
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for ($i = 0; $i < mysql_num_rows($result); $i++) {
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$tb_names[$i] = mysql_tablename($result, $i);
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}
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return $tb_names;
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}
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// gibt Feldinformationen zur Tabelle zurück
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/*
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$columns = array(action => add | alter | drop
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name => Spaltenname
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name_new => neuer Spaltenname, nur bei 'alter' belegt
|
type => 42go-Meta-Type: int16, int32, int64, double, char, varchar, text, blob
|
typeValue => Wert z.B. bei Varchar
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defaultValue => Default Wert
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notNull => true | false
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autoInc => true | false
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option => unique | primary | index)
|
|
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*/
|
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function tableInfo($table_name) {
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global $go_api,$go_info;
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// Tabellenfelder einlesen
|
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if($rows = $go_api->db->queryAllRecords('SHOW FIELDS FROM '.$table_name)){
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foreach($rows as $row) {
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$name = $row[0];
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$default = $row[4];
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$key = $row[3];
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$extra = $row[5];
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$isnull = $row[2];
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$type = $row[1];
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|
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$column = array();
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$column['name'] = $name;
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//$column['type'] = $type;
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$column['defaultValue'] = $default;
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if(stristr($key,'PRI')) $column['option'] = 'primary';
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if(stristr($isnull,'YES')) {
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$column['notNull'] = false;
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} else {
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$column['notNull'] = true;
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}
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if($extra == 'auto_increment') $column['autoInc'] = true;
|
|
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// Type in Metatype umsetzen
|
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if(stristr($type,'int(')) $metaType = 'int32';
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if(stristr($type,'bigint')) $metaType = 'int64';
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if(stristr($type,'char')) {
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$metaType = 'char';
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$tmp_typeValue = explode('(',$type);
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$column['typeValue'] = substr($tmp_typeValue[1],0,-1);
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}
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if(stristr($type,'varchar')) {
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$metaType = 'varchar';
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$tmp_typeValue = explode('(',$type);
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$column['typeValue'] = substr($tmp_typeValue[1],0,-1);
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}
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if(stristr($type,'text')) $metaType = 'text';
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if(stristr($type,'double')) $metaType = 'double';
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if(stristr($type,'blob')) $metaType = 'blob';
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|
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$column['type'] = $metaType;
|
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$columns[] = $column;
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}
|
return $columns;
|
} else {
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return false;
|
}
|
|
|
//$this->createTable('tester',$columns);
|
|
/*
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$result = mysql_list_fields($go_info["server"]["db_name"],$table_name);
|
$fields = mysql_num_fields ($result);
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$i = 0;
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$table = mysql_field_table ($result, $i);
|
while ($i < $fields) {
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$name = mysql_field_name ($result, $i);
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$type = mysql_field_type ($result, $i);
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$len = mysql_field_len ($result, $i);
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$flags = mysql_field_flags ($result, $i);
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print_r($flags);
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$columns = array(name => $name,
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type => "",
|
defaultValue => "",
|
isnull => 1,
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option => "");
|
$returnvar[] = $columns;
|
|
$i++;
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}
|
*/
|
|
|
|
}
|
|
function mapType($metaType,$typeValue) {
|
global $go_api;
|
$metaType = strtolower($metaType);
|
switch ($metaType) {
|
case 'int16':
|
return 'smallint';
|
break;
|
case 'int32':
|
return 'int';
|
break;
|
case 'int64':
|
return 'bigint';
|
break;
|
case 'double':
|
return 'double';
|
break;
|
case 'char':
|
return 'char';
|
break;
|
case 'varchar':
|
if($typeValue < 1) die('Database failure: Lenght required for these data types.');
|
return 'varchar('.$typeValue.')';
|
break;
|
case 'text':
|
return 'text';
|
break;
|
case 'blob':
|
return 'blob';
|
break;
|
}
|
}
|
|
}
|
|
?>
|
