437 lines
10 KiB
PHP
437 lines
10 KiB
PHP
<?php
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/*--------------------------------------------------------------------------------------------------------| www.vdm.io |------/
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__ __ _ _____ _ _ __ __ _ _ _
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\ \ / / | | | __ \ | | | | | \/ | | | | | | |
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\ \ / /_ _ ___| |_ | | | | _____ _____| | ___ _ __ _ __ ___ ___ _ __ | |_ | \ / | ___| |_| |__ ___ __| |
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\ \/ / _` / __| __| | | | |/ _ \ \ / / _ \ |/ _ \| '_ \| '_ ` _ \ / _ \ '_ \| __| | |\/| |/ _ \ __| '_ \ / _ \ / _` |
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\ / (_| \__ \ |_ | |__| | __/\ V / __/ | (_) | |_) | | | | | | __/ | | | |_ | | | | __/ |_| | | | (_) | (_| |
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\/ \__,_|___/\__| |_____/ \___| \_/ \___|_|\___/| .__/|_| |_| |_|\___|_| |_|\__| |_| |_|\___|\__|_| |_|\___/ \__,_|
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/-------------------------------------------------------------------------------------------------------------------------------/
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@version 1.3.0
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@build 23rd December, 2015
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@created 22nd October, 2015
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@package Sermon Distributor
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@subpackage dropboxupdater.php
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@author Llewellyn van der Merwe <https://www.vdm.io/>
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@copyright Copyright (C) 2015. All Rights Reserved
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@license GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html
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A sermon distributor that links to Dropbox.
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/-----------------------------------------------------------------------------------------------------------------------------*/
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// No direct access to this file
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defined('_JEXEC') or die('Restricted access');
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/**
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* Dropbox updater component helper
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*/
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class Dropboxupdater
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{
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/**
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* to see where we are in the prosses
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**/
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public $progress = array('report' => 0);
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/**
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* update flag (if false update will not happen)
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**/
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protected $okay = true;
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/**
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* the type of linksto update
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**/
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protected $type;
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/**
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* allow a forced manual update
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**/
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protected $runManual;
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/**
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* Todays date-time
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**/
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protected $today;
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/**
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* Next updat date-time
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**/
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protected $next;
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/**
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* update method
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**/
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protected $updateMethod;
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/**
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* update links
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**/
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protected $updateLinks = array();
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/**
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* Listing of dropbox links
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**/
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protected $listing = array();
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/**
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* info related to this update
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**/
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protected $updateInfo;
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protected $infoFilePath;
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/**
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* get the localkey
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**/
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protected $localkey = false;
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/**
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* component parameters
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**/
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protected $app_params;
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/**
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* everything we want done when initialized
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**/
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public function __construct()
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{
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// get params
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$this->app_params = JComponentHelper::getParams('com_sermondistributor');
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// set local key
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$this->localkey = md5($this->app_params->get('link_encryption', 'localKey34fdWEkl'));
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}
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/**
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* update mehtod
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**/
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public function update($type = false, $runManual = false)
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{
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if ($type)
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{
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// start frech
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$this->okay = true;
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// set type
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$this->type = $type;
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$this->runManual = $runManual;
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// set progress file name
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$this->progressFilePath = JPATH_COMPONENT_SITE.'/helpers/'.md5($this->type.'progress'.$this->localkey).'.json';
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// what update method is set
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$this->setUpdateMethod();
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// set the update links
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$this->setUpdateLinks();
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// set needed dates
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if ($this->okay)
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{
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$this->setDates();
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}
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// get info data or set if not found
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if ($this->okay)
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{
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$this->setInfoData();
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}
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// check if update should run now
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if ($this->okay)
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{
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$this->checkUpdateStatus();
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}
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// set progress
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if ($this->okay)
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{
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$this->saveProgress();
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}
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// before update save update info incase class is called again
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if($this->okay)
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{
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if ($this->updateInfo->updatenow)
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{
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// turn update to active
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$this->updateInfo->updatenow = false;
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$this->updateInfo->updateactive = true;
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// now save the date
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$this->okay = $this->saveUpdateInfo();
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}
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else
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{
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$this->okay = false;
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}
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}
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// run the update if all is okay
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if ($this->okay)
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{
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// set the config
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$this->setDropboxConfig();
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// set progress
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$this->progress['report'] = 30;
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$this->saveProgress();
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// load the file
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JLoader::import('dropbox', JPATH_COMPONENT_SITE.'/helpers');
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// okay now update
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if ($this->doUpdate())
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{
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return $this->okay;
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}
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}
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}
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return false;
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}
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/**
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* set update mehtod
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**/
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protected function setUpdateMethod()
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{
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$method = $this->app_params->get($this->type.'_link_update_method', 0);
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if ($this->runManual)
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{
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// this is a manual method
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$this->updateMethod = 'manual';
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}
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elseif (2 == $method)
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{
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// this it an auto mehtod
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$this->updateMethod = 'auto';
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}
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else
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{
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$this->okay = false;
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}
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}
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/**
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* set update Links
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**/
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protected function setUpdateLinks()
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{
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// the number of links
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$numbers = range(1, 4);
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// now check if they are set
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foreach ($numbers as $number)
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{
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// set the number to string
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$numStr = SermondistributorHelper::safeString($number);
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// Get the url
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$url = $this->app_params->get($this->type.'dropbox'.$numStr, null);
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// only load those that are set
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if ($url)
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{
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$this->updateLinks[] = $url;
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}
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}
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// check if we found any
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if (!isset($this->updateLinks) || !SermondistributorHelper::checkArray($this->updateLinks))
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{
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$this->okay = false;
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}
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}
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/**
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* set next update time
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**/
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protected function setDates()
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{
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// set todays date/time
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$this->today = time();
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// set the next update date/time
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if ('manual' == $this->updateMethod)
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{
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// set the date to two days ago to ensure the update runs now
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$this->next = strtotime("-2 days");
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}
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else
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{
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// based on the auto time we will set the next update date/time
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$timer = $this->app_params->get($this->type.'_dropbox_timer', '60');
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if ($timer != 0)
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{
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// Get Next Update Time
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$this->next = strtotime('+'.$timer.' minutes', $this->today);
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}
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// if timer is 0 we should not update
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else
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{
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$this->okay = false;
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}
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}
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}
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/**
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* set update mehtod
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**/
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protected function setInfoData()
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{
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// set the info file name
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$fileName = md5($this->type.'info'.$this->localkey);
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// set file path
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$this->infoFilePath = JPATH_COMPONENT_SITE.'/helpers/'.$fileName.'.json';
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if (($json = @file_get_contents($this->infoFilePath)) !== FALSE)
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{
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$this->updateInfo = json_decode($json);
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}
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else
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{
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$this->updateInfo = new stdClass;
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$this->updateInfo->nextupdate = 0;
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$this->updateInfo->updateactive = false;
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$this->updateInfo->updatenow = false;
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}
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}
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/**
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* check update status
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**/
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protected function checkUpdateStatus()
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{
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// check if there is already an update running
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if ($this->updateInfo->updateactive)
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{
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$this->okay = false;
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}
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// check if the time has come to do the next update
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elseif (('auto' == $this->updateMethod) && ($this->updateInfo->nextupdate > $this->today))
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{
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$this->okay = false;
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}
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else
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{
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$this->updateInfo->updatenow = true;
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}
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}
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/**
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* save the update info
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**/
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protected function saveProgress()
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{
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return $this->saveJson(json_encode($this->progress),$this->progressFilePath);
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}
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/**
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* save the update info
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**/
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protected function saveUpdateInfo()
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{
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return $this->saveJson(json_encode($this->updateInfo),$this->infoFilePath);
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}
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/**
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* update the local listing
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**/
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protected function doUpdate()
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{
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// we need more then the normal time to run this script 5 minutes at least.
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ini_set('max_execution_time', 500);
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// get data of all the urls
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foreach ($this->updateLinks as $mainUrl)
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{
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// set progress
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if ($this->progress['report'] < 60)
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{
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$this->progress['report'] = $this->progress['report'] + 5;
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$this->saveProgress();
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}
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// get ldropbox links
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$dropbox = new Dropbox($mainUrl, $this->dropboxConfig);
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// set progress
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if ($this->progress['report'] < 70)
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{
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$this->progress['report'] = $this->progress['report'] + 5;
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$this->saveProgress();
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}
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// get the links
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if (SermondistributorHelper::checkArray($dropbox->files))
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{
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$this->listing = array_merge($this->listing, $dropbox->files);
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}
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// set progress
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if ($this->progress['report'] < 80)
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{
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$this->progress['report'] = $this->progress['report'] + 5;
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$this->saveProgress();
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}
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unset($dropbox);
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}
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// now store the new listing
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return $this->setNewListing();
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}
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protected function setNewListing()
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{
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// set progress
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$this->progress['report'] = 100;
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$this->saveProgress();
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// reset storage
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$storeage = array();
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// set the listing file name
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$fileName = md5($this->type.'listing'.$this->localkey);
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// set file path
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$listingFilePath = JPATH_COMPONENT_SITE.'/helpers/'.$fileName.'.json';
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// now store the new listing
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if (SermondistributorHelper::checkArray($this->listing))
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{
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// encrypt the urls
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$locker = new FOFEncryptAes($this->localkey, 256);
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foreach ($this->listing as $folder => $link)
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{
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$storeage[$folder] = base64_encode($locker->encryptString($link));
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}
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}
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else
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{
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$this->okay = false;
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}
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// save the update links.
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$this->saveJson(json_encode($storeage),$listingFilePath);
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// make sure the update reset
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$this->updateInfo->nextupdate = $this->next;
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$this->updateInfo->updateactive = false;
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$this->updateInfo->updatenow = false;
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return $this->saveUpdateInfo();
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}
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/**
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* set the configeration for dropbox class
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**/
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protected function setDropboxConfig()
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{
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// reset config
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$this->dropboxConfig = array();
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// get the legal files set
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$getfiles = $this->app_params->get('dropbox_filetypes', null);
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if (SermondistributorHelper::checkArray($getfiles))
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{
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$this->dropboxConfig['get'] = $getfiles;
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}
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// set other config settings
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$this->dropboxConfig['save'] = false;
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$this->dropboxConfig['download'] = false;
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}
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protected function saveJson($data,$filename)
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{
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if (SermondistributorHelper::checkString($data))
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{
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$fp = fopen($filename, 'w');
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fwrite($fp, $data);
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fclose($fp);
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return true;
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}
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return false;
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}
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}
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