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| /* This class is the wrapper class of osDate for accessing Database using the choice
of the DB Access class. Now, this will support PEAR::DB and ADODB. THe selection of
class is defined in /myconfigs/config.php (DEFINE ('DB_CLASS', 'PEAR_DB' or 'ADODB');)
We will add MDB2 and other DB classes later.
Vijay Nair
*/
/* Include the class file as per selection given in config.php */
class osDateDB {
var $osDB = ''; // This is the connection to DB
var $newParams = '';
var $config = '';
var $configs = '';
var $cacheMe = '';
function osDateDB($dbtype='', $dbuser='', $dbpass='', $dbhost='', $dbname='', $forum='N') {
if ($dbtype=='') {
$dbtype=DB_TYPE;
$dbuser = DB_USER;
$dbpass=DB_PASS;
$dbhost = DB_HOST;
$dbname = DB_NAME;
$dsn = DB_TYPE . '://' . DB_USER . ':' . DB_PASS . '@' . DB_HOST . '/' . DB_NAME;
} else {
$dsn = $dbtype . '://' . $dbuser . ':' . $dbpass . '@' . $dbhost . '/' . $dbname;
}
/* Instantiate with new connection */
if(!function_exists('errhndl')) {
function errhndl ( $err ) {
echo '<pre>' . $err->message;
print_r( $err );
return ('Database error occured. Check the query and/or DB connection');
}
}
if (DB_CLASS == 'PEAR_DB') {
require_once PEAR_DIR . 'DB.php';
$osDB_options = array('persistent' => TRUE );
$this->osDB = @DB::connect( $dsn, $osDB_options );
PEAR::setErrorHandling( PEAR_ERROR_CALLBACK, 'errhndl' );
if (PEAR::isError($this->osDB)) {
die($osDB->getMessage());
}
$this->osDB->setFetchMode( DB_FETCHMODE_ASSOC );
} elseif (DB_CLASS == 'ADODB') {
require_once ADODB_DIR.'adodb.inc.php';
if (DB_TYPE == 'mysql') {
$dsn = $dsn.'?persist';
}
$this->osDB = NewADOConnection( $dbtype );
$this->osDB->Connect($dbhost, $dbuser, $dbpass, $dbname);
$this->osDB->SetFetchMode( ADODB_FETCH_ASSOC );
}
$this->query("SET NAMES 'UTF8'");
if ($forum == 'N') {
/* Now get configuration data */
$this->configs = $this->getAll( 'SELECT * from !',array( CONFIG_TABLE ) );
$this->config = array();
foreach( $this->configs as $index => $row ) {
$row['config_value'] = str_replace('#CRYEAR#',date('Y'),$row['config_value']);
$this->config[ $row['config_variable'] ] = $row['config_value'];
if ($row['config_variable'] == 'watermark_snaps' || ($row['config_variable'] == 'watermark_image') && $row['config_value'] != '' ) {
$this->config['watermark_time'] = $row['update_time'];
}
}
if ($this->config['disable_cache'] == 'N' || $this->config['disable_cache'] == '0') {
$this->cacheMe = 'Y';
}
/* Now set mysql caching if caching is enabled */
if (DB_TYPE == 'mysql' && $dbuser == 'root') {
/* enable mysql query cache */
$this->query('set global query_cache_size = 16779216'); //16MB
$this->query('set global query_cache_type = 1');
}
$GLOBALS['config'] =& $this->config;
}
}
function disconnect() {
if (DB_CLASS == 'PEAR_DB') {
$this->osDB->disconnect();
} elseif (DB_CLASS == 'ADODB') {
$this->osDB->Disconnect();
}
}
function getOne($sql, $params=array()) {
if (DB_CLASS == 'PEAR_DB') {
return $this->osDB->getOne($sql, $params);
} elseif (DB_CLASS == 'ADODB') {
return $this->osDB->GetOne($this->modifyQuery($sql, $params),$this->newParams);
}
}
function getRow($sql, $params=array()) {
if (DB_CLASS == 'PEAR_DB') {
return $this->osDB->getRow($sql, $params);
} elseif (DB_CLASS == 'ADODB') {
return $this->osDB->GetRow($this->modifyQuery($sql, $params), $this->newParams);
}
}
function query($sql, $params=array()) {
if (DB_CLASS == 'PEAR_DB') {
return $this->osDB->query($sql, $params);
} elseif (DB_CLASS == 'ADODB') {
return $this->osDB->Query($this->modifyQuery($sql, $params), $this->newParams);
}
}
function getCol($sql, $params=array()) {
if (DB_CLASS == 'PEAR_DB') {
return $this->osDB->getCol($sql, $params);
} elseif (DB_CLASS == 'ADODB') {
return $this->osDB->GetCol($this->modifyQuery($sql, $params), $this->newParams);
}
}
function getAll($sql, $params=array()) {
if (DB_CLASS == 'PEAR_DB') {
return $this->osDB->getAll($sql, $params);
} elseif (DB_CLASS == 'ADODB') {
if($params === null)
{
return $this->osDB->GetAll($sql,$params);
}
else
{
return $this->osDB->GetAll($this->modifyQuery($sql, $params), $this->newParams);
}
}
}
function getAssoc($sql, $params=array()) {
if (DB_CLASS == 'PEAR_DB') {
return $this->osDB->getAssoc($sql, $params);
} elseif (DB_CLASS == 'ADODB') {
return $this->osDB->GetAssoc($this->modifyQuery($sql, $params), $this->newParams);
}
}
function autoExecute($table, $data, $method, $search=false) {
if (DB_CLASS == 'PEAR_DB') {
if ($method == 'INSERT') {
$method='1';
} else {$method='2';}
return $this->osDB->autoExecute($table, $data, $method, $search);
} elseif (DB_CLASS == 'ADODB') {
return $this->osDB->AutoExecute($table, $data, $method, $search);
}
}
function affectedRows() {
if (DB_CLASS == 'PEAR_DB') {
return $this->osDB->affectedRows();
} elseif (DB_CLASS == 'ADODB') {
return $this->osDB->Affected_rows();
}
}
function numRows () {
if (DB_CLASS == 'PEAR_DB') {
return $this->osDB->numRows();
} elseif (DB_CLASS == 'ADODB') {
return $this->osDB->NumRows();
}
}
function numCols () {
if (DB_CLASS == 'PEAR_DB') {
return $this->osDB->numCols();
} elseif (DB_CLASS == 'ADODB') {
return $this->osDB->NumCols();
}
}
function fetchRow () {
if (DB_CLASS == 'PEAR_DB') {
return $this->osDB->fetchRow();
} elseif (DB_CLASS == 'ADODB') {
return $this->osDB->FetchRow();
}
}
function free() {
if (DB_CLASS == 'PEAR_DB') {
return $this->osDB->free();
} elseif (DB_CLASS == 'ADODB') {
return $this->osDB->Free();
}
}
function tableInfo ($table) {
if (DB_CLASS == 'PEAR_DB') {
return $this->osDB->tableInfo($table);
} elseif (DB_CLASS == 'ADODB') {
return $this->osDB->TableInfo($table);
}
}
function modifyQuery($sql, $params=array()) {
$tokens = preg_split('/((?<!\\\)[&?!])/', $sql, -1,
PREG_SPLIT_DELIM_CAPTURE);
$newSql='';
$x=0;
$this->newParams=array();
foreach ($tokens as $val) {
if ($val == '?') {
$newSql .= '?';
if (count($params)>0) {
if (isset($params[$x]) ) $this->newParams[]=$params[$x];
$x++;
}
} elseif ($val == '!') {
if (count($params)>0) {
if (isset($params[$x]) ) $newSql .= $params[$x];
$x++;
}
} else {
$newSql .= $val;
}
}
return $newSql;
}
function isManip($query)
{
/* Check if the query is a DML one */
$manips = 'INSERT|UPDATE|DELETE|LOAD DATA|'.'REPLACE|CREATE|DROP|'.
'ALTER|GRANT|REVOKE|'.'LOCK|UNLOCK';
if (preg_match('/^\s*"?('.$manips.')\s+/i', $query)) {
return true;
}
return false;
}
/* This function is an emulation of Query for Caching mechanism -- Vijay Nair */
function ADODB_cacheQuery($sql, $inputarr=false)
{
$rs = $this->osDB->CacheExecute($sql, $inputarr);
if (!$rs && defined('ADODB_PEAR')) return $this->osDB->ADODB_PEAR_Error();
return $rs;
}
}
?> |
