451 lines
11 KiB
PHP
451 lines
11 KiB
PHP
<?php
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/*-------------------------------------------------------------------------------------------------------------| www.vdm.io |------/
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____ ____ __ __ __
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/\ _`\ /\ _`\ __ /\ \__ __/\ \ /\ \__
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\ \,\L\_\ __ _ __ ___ ___ ___ ___ \ \ \/\ \/\_\ ____\ \ ,_\ _ __ /\_\ \ \____ __ __\ \ ,_\ ___ _ __
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\/_\__ \ /'__`\/\`'__\/' __` __`\ / __`\ /' _ `\ \ \ \ \ \/\ \ /',__\\ \ \/ /\`'__\/\ \ \ '__`\/\ \/\ \\ \ \/ / __`\/\`'__\
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/\ \L\ \/\ __/\ \ \/ /\ \/\ \/\ \/\ \L\ \/\ \/\ \ \ \ \_\ \ \ \/\__, `\\ \ \_\ \ \/ \ \ \ \ \L\ \ \ \_\ \\ \ \_/\ \L\ \ \ \/
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\ `\____\ \____\\ \_\ \ \_\ \_\ \_\ \____/\ \_\ \_\ \ \____/\ \_\/\____/ \ \__\\ \_\ \ \_\ \_,__/\ \____/ \ \__\ \____/\ \_\
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\/_____/\/____/ \/_/ \/_/\/_/\/_/\/___/ \/_/\/_/ \/___/ \/_/\/___/ \/__/ \/_/ \/_/\/___/ \/___/ \/__/\/___/ \/_/
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/------------------------------------------------------------------------------------------------------------------------------------/
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@version 2.0.x
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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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* 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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* update flag (if false update will not happen)
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**/
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protected $data = null;
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/**
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* the file Key
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**/
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protected $fileKey;
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/**
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* allow a forced update
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**/
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protected $forceUpdate;
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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 targets
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**/
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protected $updateTarget;
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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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* Main dropbox class
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**/
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protected $dropbox;
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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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* the errors
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**/
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protected $errors = array();
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/**
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* everything we want done when initialized
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**/
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public function __construct()
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{
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// get params
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$this->app_params = JComponentHelper::getParams('com_sermondistributor');
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}
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/**
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* get the logged errors array
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**/
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public function getErrors()
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{
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return $this->errors;
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}
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/**
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* set the error to the log
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**/
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protected function setErrors($error)
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{
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if (SermondistributorHelper::checkString($error))
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{
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$this->errors[] = $error;
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}
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elseif (SermondistributorHelper::checkArray($error))
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{
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foreach($error as $log)
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{
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if (SermondistributorHelper::checkString($log))
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{
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$this->errors[] = $log;
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}
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}
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}
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}
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/**
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* update method
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**/
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public function update($id, $target, $type = false, $forceUpdate = false, $sleutel = null)
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{
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if ($type)
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{
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// start fresh
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$this->okay = true;
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$this->data = null;
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// is this a forced run
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$this->forceUpdate = $forceUpdate;
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// the file key
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$this->fileKey = SermondistributorHelper::safeString($id.$target.$type);
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// set the type of this listing
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$this->type = $type;
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// get the external source data being updated
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$this->setExternalSourceData($id);
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// load the token if manualy set
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if ($sleutel)
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{
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$this->setExternalSourceData($id, array('oauthtoken' => $sleutel));
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}
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// what update method is set
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$this->setUpdateMethod();
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// set the update links
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$this->setUpdateTarget($target);
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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->setUpdateInfoData();
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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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// 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->setDetailsConfig();
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// load the file
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JLoader::import('dropbox', JPATH_COMPONENT_SITE.'/helpers');
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$build = 1;
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if ('auto' == $this->type)
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{
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$build = 2;
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}
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// load the dropbox class
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$this->dropbox = new Dropbox(SermondistributorHelper::getModel('local_listing', JPATH_COMPONENT_ADMINISTRATOR), $build);
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// okay now update
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$this->okay = $this->doUpdate();
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}
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// always reset if all okay
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return $this->resetUpdate();
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}
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$this->setErrors('The update type is unknown.');
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return false;
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}
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/**
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* set the exsternal source data
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*/
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protected function setExternalSourceData($id, $data = array())
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{
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// get the data if not set
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if (!$this->data || !SermondistributorHelper::checkObject($this->data))
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{
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// load model to get the data
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$model = SermondistributorHelper::getModel('external_source', JPATH_COMPONENT_ADMINISTRATOR);
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$this->data = $model->getItem($id);
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}
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// if new data is set load it
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if (SermondistributorHelper::checkArray($data))
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{
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foreach ($data as $key => $value)
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{
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$this->data->$key = $value;
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}
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}
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}
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/**
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* set update mehtod
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**/
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protected function setUpdateMethod()
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{
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if ($this->forceUpdate)
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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 == $this->data->update_method)
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{
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// this it an auto mehtod
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$this->updateMethod = 'auto';
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}
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else
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{
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$this->okay = false;
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}
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}
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/**
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* set update target
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**/
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protected function setUpdateTarget($nr)
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{
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// get target based on type and position
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if ('full' == $this->data->permissiontype && $nr > 0)
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{
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$position = $nr - 1;
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if (1 == $this->data->dropboxoptions && SermondistributorHelper::checkJson($this->data->sharedurl))
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{
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$targets = json_decode($this->data->sharedurl)->tsharedurl;
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}
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elseif (2 == $this->data->dropboxoptions && SermondistributorHelper::checkJson($this->data->folder))
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{
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$targets = json_decode($this->data->folder)->tfolder;
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}
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// check if we found any
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if (!isset($targets[$position]) || !SermondistributorHelper::checkString($targets[$position]))
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{
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$this->setErrors('The target Shared-url or Folder is not set.');
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$this->okay = false;
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}
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else
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{
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$this->updateTarget = $targets[$position];
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}
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}
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else
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{
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$this->updateTarget = '';
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}
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}
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/**
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* set the configeration for exsternal source class
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**/
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protected function setDetailsConfig()
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{
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// reset config
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$this->detailsConfig = array();
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// the source ID
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$this->detailsConfig['sourceID'] = $this->data->id;
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// get the legal files set
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$this->detailsConfig['addTypes'] = $this->data->filetypes;
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// set other config settings
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$this->detailsConfig['dropboxOption'] = $this->data->dropboxoptions;
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// set dropbox target
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$this->detailsConfig['dropboxTarget'] = $this->updateTarget;
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}
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/**
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* set next update time
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**/
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protected function setDates()
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{
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// set todays date/time
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$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 = $this->data->update_timer;
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if ($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->setErrors('The timer is not setup correctly.');
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$this->okay = false;
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}
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}
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}
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/**
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* set update info data
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**/
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protected function setUpdateInfoData()
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{
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// set the info file name
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$fileName = md5($this->fileKey.'info');
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// set file path
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$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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$this->okay = false;
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$this->setErrors('There is an update already running.');
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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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$this->setErrors('It is not yet time to run this update.');
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}
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else
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{
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$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 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', $this->app_params->get('max_execution_time', 500));
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// get data of all the shared links of all target items
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if (!$this->dropbox->getFiles($this->data->oauthtoken, $this->data->permissiontype, $this->detailsConfig))
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{
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$this->setErrors($this->dropbox->error_summary);
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return false;
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}
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// if this is a manual update, then revoke the token
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if ($this->forceUpdate)
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{
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$this->dropbox->revokeToken();
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}
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return true;
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}
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public function resetUpdate()
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{
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if ($this->okay || (isset($this->dropbox->forceReset) && $this->dropbox->forceReset))
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{
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// make sure the update reset
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$this->updateInfo->nextupdate = $this->next;
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$this->updateInfo->updateactive = false;
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$this->updateInfo->updatenow = false;
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// store final update
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$this->saveUpdateInfo();
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}
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return $this->okay;
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}
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protected function saveJson($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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