WooYun.org

case "do" :
		
		$articleid = intval ( $_POST ['articleid'] );
		$cateid = intval ( $_POST ['cateid'] );
		$title = tsClean ( $_POST ['title'] );//过滤
		$content = tsClean ( $_POST ['content'] );//过滤
		
		if ($TS_USER ['user'] ['isadmin'] == 0) {
			// 过滤内容开始
			aac ( 'system' )->antiWord ( $title );//过滤垃圾词
			aac ( 'system' )->antiWord ( $content );//过滤过滤垃圾词
			// 过滤内容结束
		}
		
		if ($title == '' || $content == '')
			qiMsg ( "标题和内容都不能为空！" );
		
		$new ['article']->update ( 'article', array (
				
				'articleid' => $articleid 
		)
		, array (
				
				'cateid' => $cateid,
				'title' => $title,
				'content' => $content 
		)
		 );

function tsClean($text) {
	$text = cleanJs ( $text );
	return $text;
}
function cleanJs($text) {
	$text = trim ( $text );
	$text = stripslashes ( $text );
	// 完全过滤注释
	$text = preg_replace ( '/<!--?.*-->/', '', $text );
	// 完全过滤动态代码
	$text = preg_replace ( '/<\?|\?>/', '', $text );
	// 完全过滤js
	$text = preg_replace ( '/<script?.*\/script>/', '', $text );
	// 过滤多余html
	$text = preg_replace ( '/<\/?(html|head|meta|link|base|body|title|style|script|form|iframe|frame|frameset)[^><]*>/i', '', $text );
	// 过滤on事件lang js
	while ( preg_match ( '/(<[^><]+)(lang|onfinish|onmouse|onexit|onerror|onclick|onkey|onload|onchange|onfocus|onblur)[^><]+/i', $text, $mat ) ) {
		$text = str_replace ( $mat [0], $mat [1], $text );
	}
	while ( preg_match ( '/(<[^><]+)(window\.|javascript:|js:|about:|file:|document\.|vbs:|cookie)([^><]*)/i', $text, $mat ) ) {
		$text = str_replace ( $mat [0], $mat [1] . $mat [3], $text );
	}
	return $text;
}

public function update($table, $conditions, $row) {
		$where = "";
		if (empty ( $row ))
			return FALSE;
		if (is_array ( $conditions )) {
			$join = array ();
			foreach ( $conditions as $key => $condition ) {
				$condition = $this->escape ( $condition );//转义
				$join [] = "{$key} = {$condition}";
			}
			$where = "WHERE " . join ( " AND ", $join );
		} else {
			if (null != $conditions)
				$where = "WHERE " . $conditions;
		}
		foreach ( $row as $key => $value ) {
			$vals [] = "`$key` = '$value'";//未转义，直接带入，注入
		}
		$values = join ( ", ", $vals );
		$sql = "UPDATE " . dbprefix . "{$table} SET {$values} {$where}";
		
		return $this->db->query ( $sql );
	}