176 lines
3.4 KiB
PHP
176 lines
3.4 KiB
PHP
<?php
|
|
/**
|
|
* ZeroBin
|
|
*
|
|
* a zero-knowledge paste bin
|
|
*
|
|
* @link http://sebsauvage.net/wiki/doku.php?id=php:zerobin
|
|
* @copyright 2012 Sébastien SAUVAGE (sebsauvage.net)
|
|
* @license http://www.opensource.org/licenses/zlib-license.php The zlib/libpng License
|
|
* @version 0.15
|
|
*/
|
|
|
|
/**
|
|
* zerobin_db
|
|
*
|
|
* Model for DB access, implemented as a singleton.
|
|
*/
|
|
class zerobin_db
|
|
{
|
|
/*
|
|
* @access private
|
|
* @static
|
|
* @var PDO instance of database connection
|
|
*/
|
|
private static $_db;
|
|
|
|
/**
|
|
* singleton instance
|
|
*
|
|
* @access private
|
|
* @static
|
|
* @var zerobin
|
|
*/
|
|
private static $_instance = null;
|
|
|
|
/**
|
|
* enforce singleton, disable constructor
|
|
*
|
|
* Instantiate using {@link getInstance()}, zerobin is a singleton object.
|
|
*
|
|
* @access protected
|
|
*/
|
|
protected function __construct() {}
|
|
|
|
/**
|
|
* enforce singleton, disable cloning
|
|
*
|
|
* Instantiate using {@link getInstance()}, zerobin is a singleton object.
|
|
*
|
|
* @access private
|
|
*/
|
|
private function __clone() {}
|
|
|
|
/**
|
|
* get instance of singleton
|
|
*
|
|
* @access public
|
|
* @static
|
|
* @return zerobin
|
|
*/
|
|
public static function getInstance($options)
|
|
{
|
|
// if needed initialize the singleton
|
|
if(null === self::$_instance) {
|
|
self::$_instance = new self;
|
|
self::_init();
|
|
}
|
|
if (
|
|
is_array($options) &&
|
|
array_key_exists('dsn', $options) &&
|
|
array_key_exists('usr', $options) &&
|
|
array_key_exists('pwd', $options) &&
|
|
array_key_exists('opt', $options)
|
|
) self::$_db = new PDO(
|
|
$options['dsn'],
|
|
$options['usr'],
|
|
$options['pwd'],
|
|
$options['opt']
|
|
);
|
|
return self::$_instance;
|
|
}
|
|
|
|
/**
|
|
* Create a paste.
|
|
*
|
|
* @access public
|
|
* @param string $pasteid
|
|
* @param array $paste
|
|
* @return int|false
|
|
*/
|
|
public function create($pasteid, $paste)
|
|
{
|
|
}
|
|
|
|
/**
|
|
* Read a paste.
|
|
*
|
|
* @access public
|
|
* @param string $pasteid
|
|
* @return string
|
|
*/
|
|
public function read($pasteid)
|
|
{
|
|
}
|
|
|
|
/**
|
|
* Delete a paste and its discussion.
|
|
*
|
|
* @access public
|
|
* @param string $pasteid
|
|
* @return void
|
|
*/
|
|
public function delete($pasteid)
|
|
{
|
|
}
|
|
|
|
/**
|
|
* Test if a paste exists.
|
|
*
|
|
* @access public
|
|
* @param string $dataid
|
|
* @return void
|
|
*/
|
|
public function exists($pasteid)
|
|
{
|
|
}
|
|
|
|
/**
|
|
* Create a comment in a paste.
|
|
*
|
|
* @access public
|
|
* @param string $pasteid
|
|
* @param string $parentid
|
|
* @param string $commentid
|
|
* @param array $comment
|
|
* @return int|false
|
|
*/
|
|
public function createComment($pasteid, $parentid, $commentid, $comment)
|
|
{
|
|
}
|
|
|
|
/**
|
|
* Read all comments of paste.
|
|
*
|
|
* @access public
|
|
* @param string $pasteid
|
|
* @return array
|
|
*/
|
|
public function readComments($pasteid)
|
|
{
|
|
}
|
|
|
|
/**
|
|
* Test if a comment exists.
|
|
*
|
|
* @access public
|
|
* @param string $dataid
|
|
* @param string $parentid
|
|
* @param string $commentid
|
|
* @return void
|
|
*/
|
|
public function existsComment($pasteid, $parentid, $commentid)
|
|
{
|
|
}
|
|
|
|
/**
|
|
* initialize zerobin
|
|
*
|
|
* @access private
|
|
* @static
|
|
* @return void
|
|
*/
|
|
private static function _init()
|
|
{
|
|
}
|
|
}
|