244 lines
8.4 KiB
PHP
244 lines
8.4 KiB
PHP
<?php
|
|
|
|
/*
|
|
+--------------------------------------------------------------------------
|
|
| IBFORUMS v1
|
|
| ========================================
|
|
| by Matthew Mecham and David Baxter
|
|
| (c) 2001,2002 IBForums
|
|
| http://www.ibforums.com
|
|
| ========================================
|
|
| Web: http://www.ibforums.com
|
|
| Email: phpboards@ibforums.com
|
|
| Licence Info: phpib-licence@ibforums.com
|
|
+---------------------------------------------------------------------------
|
|
|
|
|
| > mySQL DB abstraction module
|
|
| > Module written by Matt Mecham
|
|
| > Date started: 14th February 2002
|
|
|
|
|
| > Module Version Number: 1.0.0
|
|
+--------------------------------------------------------------------------
|
|
*/
|
|
|
|
|
|
|
|
class db_driver {
|
|
|
|
var $obj = array ( "sql_database" => "" ,
|
|
"sql_user" => "root" ,
|
|
"sql_pass" => "" ,
|
|
"sql_host" => "localhost",
|
|
"sql_port" => "" ,
|
|
"persistent" => "0" ,
|
|
"sql_tbl_prefix" => "ibf_" ,
|
|
"cached_queries" => array(),
|
|
);
|
|
|
|
var $query_id = "";
|
|
var $connection_id = "";
|
|
var $query_count = 0;
|
|
var $record_row = array();
|
|
|
|
/*========================================================================*/
|
|
// Connect to the database
|
|
/*========================================================================*/
|
|
|
|
function connect() {
|
|
|
|
if ($this->obj['persistent'])
|
|
{
|
|
$this->connection_id = mysql_pconnect( $this->obj['sql_host'] ,
|
|
$this->obj['sql_user'] ,
|
|
$this->obj['sql_pass']
|
|
);
|
|
}
|
|
else
|
|
{
|
|
$this->connection_id = mysql_connect( $this->obj['sql_host'] ,
|
|
$this->obj['sql_user'] ,
|
|
$this->obj['sql_pass']
|
|
);
|
|
}
|
|
|
|
if ( !mysql_select_db($this->obj['sql_database'], $this->connection_id) )
|
|
{
|
|
echo ("ERROR: Cannot find database ".$this->obj['sql_database']);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/*========================================================================*/
|
|
// Process a query
|
|
/*========================================================================*/
|
|
|
|
function query($the_query) {
|
|
|
|
//--------------------------------------
|
|
// Change the table prefix if needed
|
|
//--------------------------------------
|
|
|
|
if ($this->obj['sql_tbl_prefix'] != "ibf_")
|
|
{
|
|
$the_query = preg_replace("/ibf_(\S+?)([\s\.,]|$)/", $this->obj['sql_tbl_prefix']."\\1\\2", $the_query);
|
|
}
|
|
|
|
$this->query_id = mysql_query($the_query, $this->connection_id);
|
|
|
|
if (! $this->query_id )
|
|
{
|
|
$this->fatal_error("mySQL query error: $the_query");
|
|
}
|
|
|
|
$this->query_count++;
|
|
|
|
$this->obj['cached_queries'][] = $the_query;
|
|
|
|
return $this->query_id;
|
|
}
|
|
|
|
|
|
/*========================================================================*/
|
|
// Fetch a row based on the last query
|
|
/*========================================================================*/
|
|
|
|
function fetch_row($query_id = "") {
|
|
|
|
if ($query_id == "")
|
|
{
|
|
$query_id = $this->query_id;
|
|
}
|
|
|
|
$this->record_row = mysql_fetch_array($query_id, MYSQL_ASSOC);
|
|
|
|
return $this->record_row;
|
|
|
|
}
|
|
|
|
/*========================================================================*/
|
|
// Fetch the number of rows affected by the last query
|
|
/*========================================================================*/
|
|
|
|
function get_affected_rows() {
|
|
return mysql_affected_rows($this->connection_id);
|
|
}
|
|
|
|
/*========================================================================*/
|
|
// Fetch the number of rows in a result set
|
|
/*========================================================================*/
|
|
|
|
function get_num_rows() {
|
|
return mysql_num_rows($this->query_id);
|
|
}
|
|
|
|
/*========================================================================*/
|
|
// Fetch the last insert id from an sql autoincrement
|
|
/*========================================================================*/
|
|
|
|
function get_insert_id() {
|
|
return mysql_insert_id($this->connection_id);
|
|
}
|
|
|
|
/*========================================================================*/
|
|
// Return the amount of queries used
|
|
/*========================================================================*/
|
|
|
|
function get_query_cnt() {
|
|
return $this->query_count;
|
|
}
|
|
|
|
/*========================================================================*/
|
|
// Free the result set from mySQLs memory
|
|
/*========================================================================*/
|
|
|
|
function free_result($query_id="") {
|
|
|
|
if ($query_id == "") {
|
|
$query_id = $this->query_id;
|
|
}
|
|
|
|
@mysql_free_result($query_id);
|
|
}
|
|
|
|
/*========================================================================*/
|
|
// Shut down the database
|
|
/*========================================================================*/
|
|
|
|
function close_db() {
|
|
return mysql_close($this->connection_id);
|
|
}
|
|
|
|
/*========================================================================*/
|
|
// Basic error handler
|
|
/*========================================================================*/
|
|
|
|
function fatal_error($the_error) {
|
|
global $INFO;
|
|
|
|
$the_error .= "\n\nmySQL error: ".mysql_error()."\n";
|
|
$the_error .= "mySQL error code: ".mysql_errno()."\n";
|
|
$the_error .= "Date: ".date("l dS of F Y h:i:s A");
|
|
|
|
$out = "<html><head><title>Invision Board Database Error</title>
|
|
<style>P,BODY{ font-family:arial,sans-serif; font-size:11px; }</style></head><body>
|
|
<br><br><blockquote><b>There appears to be an error with the {$INFO['board_name']} database.</b><br>
|
|
You can try to refresh the page by clicking <a href=\"javascript:window.location=window.location;\">here</a>, if this
|
|
does not fix the error, you can contact the board administrator by clicking <a href='mailto:{$INFO['email_in']}?subject=SQL+Error'>here</a>
|
|
<br><br><b>Error Returned</b><br>
|
|
<form name='mysql'><textarea rows=\"15\" cols=\"60\">".htmlspecialchars($the_error)."</textarea></form><br>We apologise for any inconvenience</blockquote></body></html>";
|
|
|
|
|
|
echo($out);
|
|
die("");
|
|
}
|
|
|
|
/*========================================================================*/
|
|
// Create an array from a multidimensional array returning formatted
|
|
// strings ready to use in an INSERT query, saves having to manually format
|
|
// the (INSERT INTO table) ('field', 'field', 'field') VALUES ('val', 'val')
|
|
/*========================================================================*/
|
|
|
|
function compile_db_insert_string($data) {
|
|
|
|
$field_names = "";
|
|
$field_values = "";
|
|
|
|
foreach ($data as $k => $v) {
|
|
$v = preg_replace( "/'/", "\\'", $v );
|
|
$field_names .= "$k,";
|
|
$field_values .= "'$v',";
|
|
}
|
|
|
|
$field_names = preg_replace( "/,$/" , "" , $field_names );
|
|
$field_values = preg_replace( "/,$/" , "" , $field_values );
|
|
|
|
return array( 'FIELD_NAMES' => $field_names,
|
|
'FIELD_VALUES' => $field_values,
|
|
);
|
|
}
|
|
|
|
/*========================================================================*/
|
|
// Create an array from a multidimensional array returning a formatted
|
|
// string ready to use in an UPDATE query, saves having to manually format
|
|
// the FIELD='val', FIELD='val', FIELD='val'
|
|
/*========================================================================*/
|
|
|
|
function compile_db_update_string($data) {
|
|
|
|
$return_string = "";
|
|
|
|
foreach ($data as $k => $v) {
|
|
$v = preg_replace( "/'/", "\\'", $v );
|
|
$return_string .= $k . "='".$v."',";
|
|
}
|
|
|
|
$return_string = preg_replace( "/,$/" , "" , $return_string );
|
|
|
|
return $return_string;
|
|
}
|
|
|
|
} // end class
|
|
|
|
|
|
?>
|