<?php
/**
* This is a sample implementation for storage of keys
* In File storage
*
* NOTE: If you are using any other file storage types than regular files, you can resuse this file,
* just make sure that all methods are implemented using your fav file manager object
*
* License: LGPL
*
* @copyright 2011 Aziz Hussain
* @version 1.0
* @link http://azizsaleh.com
* @email azizsaleh@gmail.com
*/
class storageObject
{
/* Variable holders */
private $token_file;
private $newLine = PHP_EOL;
/*
Construct DB
@param array configs
@return null
*/
public function __construct($configs)
{
$this->token_file = BASE_DIR . $configs->token_dir . DIRECTORY_SEPARATOR;
if (!is_readable ($this->token_file)) {
die ('Unable to read from folder: ' . $this->file_name);
}
if (!is_writable ($this->token_file)) {
die ('Unable to write to folder: ' . $this->file_name);
}
}
/*
Function to add user token record
@param string user_token
@param string token_secret
@param int step_id
@param string netflix_user_id
@return boolean
*/
public function addUserToken ($user_token = '', $token_secret = '', $step_id = 1, $netflix_user_id = '')
{
settype($step_id, "integer");
// Write info to the file
$this->_my_write($this->token_file . '.' . session_id(), $user_token . ',' . $token_secret . ',' . $step_id . ',' . $netflix_user_id, 'w');
}
/*
Function to retrieve user token
@return array
*/
public function getUserToken()
{
if (!file_exists($this->token_file . '.' . session_id())) {
return false;
}
$file = fopen ($this->token_file . '.' . session_id(), 'r');
if (!$file){
die ('Unable to read from file: ' . session_id());
}
$user_info = explode(',', fgets($file));
$user_token = trim($user_info[0]);
$token_secret = trim($user_info[1]);
$step_id = trim($user_info[2]);
$netflix_user_id = trim($user_info[3]);
return array($user_token, $token_secret, $step_id, session_id(), $netflix_user_id);
}
/*
This function will check if user exists in file
if so, remove so we insert new token
@return true
*/
public function removeUserToken()
{
if (!is_file($this->token_file . '.' . session_id())) {
return true;
}
return unlink($this->token_file . '.' . session_id());
}
/*
Get step id for a user
@return int
*/
public function getStepID()
{
$info = $this->getUserToken();
return $info[2];
}
/*
Set step id for a user
@param int step_id
@return boolean
*/
public function setStepID($step_id)
{
settype($step_id, "integer");
$info = $this->getUserToken();
return $this->addUserToken($info[0], $info[1], $step_id, $info[3]);
}
/*
This function acts as a wrapper to fopen
@param string file_name
@param string file_info
@param string access_type
@return boolean
*/
private function _my_write($file_name, $file_info, $access_type)
{
$f = fopen($file_name, $access_type);
if (!$f) {
die("Unable to access ($access_type) to $file_name");
}
fwrite($f, $file_info);
fclose($f);
return true;
}
/*
This function escapes inputs before inserting
@param string variable
@return string
*/
private function escape_string($variable)
{
return preg_replace('/[^0-9a-zA-Z\.\-\_\+]/','',$variable);
}
}
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