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ryan
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<?php
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// $Id: class.database.php,v 1.5 2005/06/23 06:34:18 rdjurovich Exp $
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/*
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Website Baker Project <http://www.websitebaker.org/>
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Copyright (C) 2004-2005, Ryan Djurovich
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Website Baker is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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Website Baker is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Website Baker; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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/*
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Database class
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This class will be used to interface between the database
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and the Website Baker code
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*/
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// Stop this file from being accessed directly
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if(!defined('WB_PATH')) { exit('Direct access to this file is not allowed'); }
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if(!defined('DB_URL')) {
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//define('DB_URL', DB_TYPE.'://'.DB_USERNAME.':'.DB_PASSWORD.'@'.DB_HOST.'/'.DB_NAME);
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}
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define('DATABASE_CLASS_LOADED', true);
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class database {
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// Set DB_URL
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function database($url = '') {
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// Connect to database
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$this->connect();
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// Check for database connection error
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if($this->is_error()) {
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die($this->get_error());
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}
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}
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// Connect to the database
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function connect() {
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$status = $this->db_handle = mysql_connect(DB_HOST, DB_USERNAME, DB_PASSWORD);
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if(mysql_error()) {
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$this->connected = false;
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$this->error = mysql_error();
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} else {
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if(!mysql_select_db(DB_NAME)) {
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$this->connected = false;
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$this->error = mysql_error();
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} else {
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$this->connected = true;
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}
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}
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return $this->connected;
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}
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// Disconnect from the database
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function disconnect() {
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if(isset($this->Database)) {
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mysql_close();
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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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// Run a query
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function query($statement) {
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$mysql = new mysql();
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$mysql->query($statement);
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if($mysql->error()) {
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$this->set_error($mysql->error());
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return null;
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} else {
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return $mysql;
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}
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}
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// Gets the first column of the first row
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function get_one($statement) {
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$fetch_row = mysql_fetch_row(mysql_query($statement));
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$result = $fetch_row[0];
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if(mysql_error()) {
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$this->set_error(mysql_error());
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return null;
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} else {
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return $result;
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}
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}
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// Set the DB error
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function set_error($message = null) {
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global $TABLE_DOES_NOT_EXIST, $TABLE_UNKNOWN;
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$this->error = $message;
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if(strpos($message, 'no such table')) {
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$this->error_type = $TABLE_DOES_NOT_EXIST;
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} else {
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$this->error_type = $TABLE_UNKNOWN;
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}
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}
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// Return true if there was an error
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function is_error() {
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return (!empty($this->error)) ? true : false;
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}
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// Return the error
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function get_error() {
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return $this->error;
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}
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}
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class mysql {
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// Run a query
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function query($statement) {
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$this->result = mysql_query($statement);
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$this->error = mysql_error();
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return $this->result;
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}
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// Fetch num rows
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function numRows() {
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return mysql_num_rows($this->result);
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}
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// Fetch row
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function fetchRow() {
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return mysql_fetch_array($this->result);
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}
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// Get error
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function error() {
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if(isset($this->error)) {
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return $this->error;
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} else {
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return null;
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}
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}
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}
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?>
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