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<?php

/**
 * @version V4.04 13 Nov 2003  (c) 2000-2003 John Lim (hide@address.com). All rights reserved.
 * Released under both BSD license and Lesser GPL library license.
 * Whenever there is any discrepancy between the two licenses,
 * the BSD license will take precedence.
 *
 * Set tabs to 4 for best viewing.
 *
 * Latest version is available at http://php.weblogs.com
 *
 * Exception-handling code using PHP5 exceptions (try-catch-throw).
 */
	
if (!defined('ADODB_ERROR_HANDLER_TYPE')) define('ADODB_ERROR_HANDLER_TYPE',E_USER_ERROR); 
define('ADODB_ERROR_HANDLER','adodb_throw');

class ADODB_Exception extends Exception {
var $dbms;
var $fn;
var $sql = '';
var $params = '';
var $host = '';
var $database = '';

	function __construct($dbms, $fn, $errno, $errmsg, $p1, $p2, $thisConnection)
	{
		switch($fn) {
		case 'EXECUTE':
			$this->sql = $p1;
			$this->params = $p2;
			$s = "$dbms error: [$errno: $errmsg] in $fn(\"$p1\")\n";
			break;
	
		case 'PCONNECT':
		case 'CONNECT':
			$user = $thisConnection->user;
			$s = "$dbms error: [$errno: $errmsg] in $fn($p1, '$user', '****', $p2)\n";
			break;
		default:
			$s = "$dbms error: [$errno: $errmsg] in $fn($p1, $p2)\n";
			break;
		}
	
		$this->dbms = $dbms;
		$this->host = $thisConnection->host;
		$this->database = $thisConnection->database;
		$this->fn = $fn;
		$this->msg = $errmsg;
				
		parent::__construct($s,$errno);
	}
}

/**
* Default Error Handler. This will be called with the following params
*
* @param $dbms		the RDBMS you are connecting to
* @param $fn		the name of the calling function (in uppercase)
* @param $errno		the native error number from the database
* @param $errmsg	the native error msg from the database
* @param $p1		$fn specific parameter - see below
* @param $P2		$fn specific parameter - see below
*/

function adodb_throw($dbms, $fn, $errno, $errmsg, $p1, $p2, $thisConnection)
{
global $ADODB_EXCEPTION;

	if (is_string($ADODB_EXCEPTION)) $errfn = $ADODB_EXCEPTION;
	else $errfn = 'ADODB_EXCEPTION';
	throw new $errfn($dbms, $fn, $errno, $errmsg, $p1, $p2, $thisConnection);
}


class RecordSetIterator implements Iterator {

    private $rs;

    function __construct($rs) {
        $this->rs = $rs;
    }
    function rewind() {
        $this->rs->MoveFirst();
    }
    function hasMore() {
        return !$this->rs->EOF;
    }
    function key() {
        return $this->rs->_currentRow;
    }
    function current() {
        return $this->rs->fields;
    }
    function next() {
        $this->rs->MoveNext();
    }
}

class ADODB_RS implements IteratorAggregate {
    function getIterator() {
        return new RecordSetIterator($this);
    }
} 

?>
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