Joomla-Sermon-Distributor-Fork/site/helpers/dropboxupdater.php

437 lines
10 KiB
PHP

<?php
/*--------------------------------------------------------------------------------------------------------| www.vdm.io |------/
__ __ _ _____ _ _ __ __ _ _ _
\ \ / / | | | __ \ | | | | | \/ | | | | | | |
\ \ / /_ _ ___| |_ | | | | _____ _____| | ___ _ __ _ __ ___ ___ _ __ | |_ | \ / | ___| |_| |__ ___ __| |
\ \/ / _` / __| __| | | | |/ _ \ \ / / _ \ |/ _ \| '_ \| '_ ` _ \ / _ \ '_ \| __| | |\/| |/ _ \ __| '_ \ / _ \ / _` |
\ / (_| \__ \ |_ | |__| | __/\ V / __/ | (_) | |_) | | | | | | __/ | | | |_ | | | | __/ |_| | | | (_) | (_| |
\/ \__,_|___/\__| |_____/ \___| \_/ \___|_|\___/| .__/|_| |_| |_|\___|_| |_|\__| |_| |_|\___|\__|_| |_|\___/ \__,_|
| |
|_|
/-------------------------------------------------------------------------------------------------------------------------------/
@version 1.3.0
@build 26th February, 2016
@created 22nd October, 2015
@package Sermon Distributor
@subpackage dropboxupdater.php
@author Llewellyn van der Merwe <https://www.vdm.io/>
@copyright Copyright (C) 2015. All Rights Reserved
@license GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html
A sermon distributor that links to Dropbox.
/-----------------------------------------------------------------------------------------------------------------------------*/
// No direct access to this file
defined('_JEXEC') or die('Restricted access');
/**
* Dropbox updater component helper
*/
class Dropboxupdater
{
/**
* to see where we are in the prosses
**/
public $progress = array('report' => 0);
/**
* update flag (if false update will not happen)
**/
protected $okay = true;
/**
* the type of linksto update
**/
protected $type;
/**
* allow a forced manual update
**/
protected $runManual;
/**
* Todays date-time
**/
protected $today;
/**
* Next updat date-time
**/
protected $next;
/**
* update method
**/
protected $updateMethod;
/**
* update links
**/
protected $updateLinks = array();
/**
* Listing of dropbox links
**/
protected $listing = array();
/**
* info related to this update
**/
protected $updateInfo;
protected $infoFilePath;
/**
* get the localkey
**/
protected $localkey = false;
/**
* component parameters
**/
protected $app_params;
/**
* everything we want done when initialized
**/
public function __construct()
{
// get params
$this->app_params = JComponentHelper::getParams('com_sermondistributor');
// set local key
$this->localkey = md5($this->app_params->get('link_encryption', 'localKey34fdWEkl'));
}
/**
* update mehtod
**/
public function update($type = false, $runManual = false)
{
if ($type)
{
// start frech
$this->okay = true;
// set type
$this->type = $type;
$this->runManual = $runManual;
// set progress file name
$this->progressFilePath = JPATH_COMPONENT_SITE.'/helpers/'.md5($this->type.'progress'.$this->localkey).'.json';
// what update method is set
$this->setUpdateMethod();
// set the update links
$this->setUpdateLinks();
// set needed dates
if ($this->okay)
{
$this->setDates();
}
// get info data or set if not found
if ($this->okay)
{
$this->setInfoData();
}
// check if update should run now
if ($this->okay)
{
$this->checkUpdateStatus();
}
// set progress
if ($this->okay)
{
$this->saveProgress();
}
// before update save update info incase class is called again
if($this->okay)
{
if ($this->updateInfo->updatenow)
{
// turn update to active
$this->updateInfo->updatenow = false;
$this->updateInfo->updateactive = true;
// now save the date
$this->okay = $this->saveUpdateInfo();
}
else
{
$this->okay = false;
}
}
// run the update if all is okay
if ($this->okay)
{
// set the config
$this->setDropboxConfig();
// set progress
$this->progress['report'] = 30;
$this->saveProgress();
// load the file
JLoader::import('dropbox', JPATH_COMPONENT_SITE.'/helpers');
// okay now update
if ($this->doUpdate())
{
return $this->okay;
}
}
}
return false;
}
/**
* set update mehtod
**/
protected function setUpdateMethod()
{
$method = $this->app_params->get($this->type.'_link_update_method', 0);
if ($this->runManual)
{
// this is a manual method
$this->updateMethod = 'manual';
}
elseif (2 == $method)
{
// this it an auto mehtod
$this->updateMethod = 'auto';
}
else
{
$this->okay = false;
}
}
/**
* set update Links
**/
protected function setUpdateLinks()
{
// the number of links
$numbers = range(1, 4);
// now check if they are set
foreach ($numbers as $number)
{
// set the number to string
$numStr = SermondistributorHelper::safeString($number);
// Get the url
$url = $this->app_params->get($this->type.'dropbox'.$numStr, null);
// only load those that are set
if ($url)
{
$this->updateLinks[] = $url;
}
}
// check if we found any
if (!isset($this->updateLinks) || !SermondistributorHelper::checkArray($this->updateLinks))
{
$this->okay = false;
}
}
/**
* set next update time
**/
protected function setDates()
{
// set todays date/time
$this->today = time();
// set the next update date/time
if ('manual' == $this->updateMethod)
{
// set the date to two days ago to ensure the update runs now
$this->next = strtotime("-2 days");
}
else
{
// based on the auto time we will set the next update date/time
$timer = $this->app_params->get($this->type.'_dropbox_timer', '60');
if ($timer != 0)
{
// Get Next Update Time
$this->next = strtotime('+'.$timer.' minutes', $this->today);
}
// if timer is 0 we should not update
else
{
$this->okay = false;
}
}
}
/**
* set update mehtod
**/
protected function setInfoData()
{
// set the info file name
$fileName = md5($this->type.'info'.$this->localkey);
// set file path
$this->infoFilePath = JPATH_COMPONENT_SITE.'/helpers/'.$fileName.'.json';
if (($json = @file_get_contents($this->infoFilePath)) !== FALSE)
{
$this->updateInfo = json_decode($json);
}
else
{
$this->updateInfo = new stdClass;
$this->updateInfo->nextupdate = 0;
$this->updateInfo->updateactive = false;
$this->updateInfo->updatenow = false;
}
}
/**
* check update status
**/
protected function checkUpdateStatus()
{
// check if there is already an update running
if ($this->updateInfo->updateactive)
{
$this->okay = false;
}
// check if the time has come to do the next update
elseif (('auto' == $this->updateMethod) && ($this->updateInfo->nextupdate > $this->today))
{
$this->okay = false;
}
else
{
$this->updateInfo->updatenow = true;
}
}
/**
* save the update info
**/
protected function saveProgress()
{
return $this->saveJson(json_encode($this->progress),$this->progressFilePath);
}
/**
* save the update info
**/
protected function saveUpdateInfo()
{
return $this->saveJson(json_encode($this->updateInfo),$this->infoFilePath);
}
/**
* update the local listing
**/
protected function doUpdate()
{
// we need more then the normal time to run this script 5 minutes at least.
ini_set('max_execution_time', 500);
// get data of all the urls
foreach ($this->updateLinks as $mainUrl)
{
// set progress
if ($this->progress['report'] < 60)
{
$this->progress['report'] = $this->progress['report'] + 5;
$this->saveProgress();
}
// get ldropbox links
$dropbox = new Dropbox($mainUrl, $this->dropboxConfig);
// set progress
if ($this->progress['report'] < 70)
{
$this->progress['report'] = $this->progress['report'] + 5;
$this->saveProgress();
}
// get the links
if (SermondistributorHelper::checkArray($dropbox->files))
{
$this->listing = array_merge($this->listing, $dropbox->files);
}
// set progress
if ($this->progress['report'] < 80)
{
$this->progress['report'] = $this->progress['report'] + 5;
$this->saveProgress();
}
unset($dropbox);
}
// now store the new listing
return $this->setNewListing();
}
protected function setNewListing()
{
// set progress
$this->progress['report'] = 100;
$this->saveProgress();
// reset storage
$storeage = array();
// set the listing file name
$fileName = md5($this->type.'listing'.$this->localkey);
// set file path
$listingFilePath = JPATH_COMPONENT_SITE.'/helpers/'.$fileName.'.json';
// now store the new listing
if (SermondistributorHelper::checkArray($this->listing))
{
// encrypt the urls
$locker = new FOFEncryptAes($this->localkey, 256);
foreach ($this->listing as $folder => $link)
{
$storeage[$folder] = base64_encode($locker->encryptString($link));
}
}
else
{
$this->okay = false;
}
// save the update links.
$this->saveJson(json_encode($storeage),$listingFilePath);
// make sure the update reset
$this->updateInfo->nextupdate = $this->next;
$this->updateInfo->updateactive = false;
$this->updateInfo->updatenow = false;
return $this->saveUpdateInfo();
}
/**
* set the configeration for dropbox class
**/
protected function setDropboxConfig()
{
// reset config
$this->dropboxConfig = array();
// get the legal files set
$getfiles = $this->app_params->get('dropbox_filetypes', null);
if (SermondistributorHelper::checkArray($getfiles))
{
$this->dropboxConfig['get'] = $getfiles;
}
// set other config settings
$this->dropboxConfig['save'] = false;
$this->dropboxConfig['download'] = false;
}
protected function saveJson($data,$filename)
{
if (SermondistributorHelper::checkString($data))
{
$fp = fopen($filename, 'w');
fwrite($fp, $data);
fclose($fp);
return true;
}
return false;
}
}