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

468 lines
10 KiB
PHP

<?php
/*----------------------------------------------------------------------------------| www.vdm.io |----/
Vast Development Method
/-------------------------------------------------------------------------------------------------------/
@version 2.0.0 - 03rd November, 2016
@package Dropbox API 2
@subpackage dropbox.php
@author Llewellyn van der Merwe <http://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
/------------------------------------------------------------------------------------------------------*/
// No direct access.
defined('_JEXEC') or die;
/**
* Dropbox class
*/
class Dropbox
{
/**
* final url
*/
protected $url;
/**
* The array for the post url
*/
protected $postUrl = array(
"protocol" => "https://",
"suddomain" => "api.",
"domain" => "dropboxapi.com",
"path" => "/2/"
);
/**
* the verious pathes we need
*/
protected $domainpath = array(
"list_folder" => "files/list_folder",
"list_folder_continue" => "files/list_folder/continue",
"create_shared_link" => "sharing/create_shared_link",
"get_shared_link_metadata" => "sharing/get_shared_link_metadata",
"revoke" => "auth/token/revoke"
);
/**
* the target pathe to get
*/
protected $targetPath = false;
protected $targetPathOriginal = false;
/**
* oauth token
*/
protected $oauthToken;
/**
* the verious pathes we need
*/
protected $permissionType;
/**
* The loop controller in calling Dropbox API
*/
protected $continueCalling = array();
/**
* the success switch
*/
protected $succes;
/**
* the type call
*/
protected $type;
/**
* the query for the call
*/
protected $query;
/**
* the query for the call
*/
protected $model;
/**
* the mediaData bucket
*/
public $mediaData = array();
/**
* the error messages
*/
public $error_summary = array();
/**
* force the update to reset
**/
public $forceReset = false;
/**
* Constructor
*/
public function __construct(JModelLegacy $model, $buildType)
{
// set the url at this point for now
$this->url = $this->postUrl["protocol"].$this->postUrl["suddomain"].$this->postUrl["domain"].$this->postUrl["path"];
// set the local model
$this->model = $model;
// set the build type
$this->build = (int) $buildType;
}
/**
* getFiles
*
* =============
* $details
* =============
* sourceID
* dropboxOption
* dropboxTarget
* addTypes
*
*/
public function getFiles($token, $permissiontype, $details = array())
{
// we need more then the normal time to run this script 5 minutes at least.
ini_set('max_execution_time', 500);
// set the oauth toke
$this->oauthToken = $token;
// set the permission type
$this->permissionType = $permissiontype;
// set the details
if ($this->checkArray($details))
{
foreach ($details as $detail => $value)
{
$this->$detail = $value;
}
}
// set the curent folder path
if (!$this->setFolderPath())
{
return false;
}
// start the main factory that calles for the folder data
$this->query = array("path" => $this->targetPath, "recursive" => true, "include_media_info" => true);
$this->type = 'list_folder';
if ($this->makeCall())
{
return true;
}
}
public function revokeToken($token = null)
{
if ($token)
{
// set the oauth toke
$this->oauthToken = $token;
}
// set the call to revoke the token
$this->query = 'null';
$this->type = 'revoke';
if ($this->makeCall())
{
return true;
}
return false;
}
protected function setFolderPath()
{
if ('full' == $this->permissionType && isset($this->dropboxOption) && isset($this->dropboxTarget) && $this->checkString($this->dropboxTarget))
{
if (2 == $this->dropboxOption)
{
// simply set the path
$this->targetPath = '/'.trim(strtolower($this->dropboxTarget), '/');
return true;
}
elseif (1 == $this->dropboxOption)
{
// make a call to get the path
$this->query = array("url" => $this->dropboxTarget);
$this->type = 'get_shared_link_metadata';
if ($this->makeCall())
{
return true;
}
}
}
elseif ('app' == $this->permissionType)
{
$this->targetPath = "";
return true;
}
return false;
}
protected function makeCall()
{
if ($this->_isCurl())
{
return $this->makeCurlCall();
}
else
{
return $this->makeGetCall();
}
}
protected function makeGetCall()
{
$options = array(
'http' => array(
'header' => "Content-Type: application/json\r\n".
"Authorization: Bearer ".$this->oauthToken,
'method' => "POST"
),
);
if ($this->checkArray($this->query))
{
$this->query = json_encode($this->query);
}
$options['http']['content'] = $this->query;
$context = stream_context_create($options);
$response = file_get_contents($this->url.$this->domainpath[$this->type], false, $context);
if ($response === FALSE)
{
$this->error_summary[] = $this->type.'_error';
return false;
}
else
{
// store the result
return $this->setTheResult(json_decode($response));
}
}
protected function makeCurlCall()
{
$headers = array('Authorization: Bearer '. $this->oauthToken,
'Content-Type: application/json'
);
$ch = curl_init($this->url.$this->domainpath[$this->type]);
curl_setopt($ch, CURLOPT_HTTPHEADER, $headers);
// check if query is set
if ($this->checkArray($this->query))
{
$this->query = json_encode($this->query);
}
curl_setopt($ch, CURLOPT_POSTFIELDS, $this->query);
curl_setopt($ch, CURLOPT_POST, true);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
// curl_setopt($ch, CURLOPT_VERBOSE, 1); // debug
$response = curl_exec($ch);
curl_close($ch);
if ($this->checkJson($response))
{
$response = json_decode($response);
}
// store the result
return $this->setTheResult($response);
}
protected function setTheResult($data)
{
// if there was an error stop!!!
if (isset($data->error_summary))
{
$this->error_summary[] = $data->error_summary;
$this->forceReset = true;
return false;
}
// deal with each type
switch ($this->type)
{
case "list_folder":
case "list_folder_continue":
if (isset($data->entries) && $this->checkArray($data->entries))
{
if ($this->storeFiles($data->entries))
{
// run the continue if needed
if (isset($data->has_more) && $data->has_more && isset($data->cursor))
{
// start the main factory that calles for the folder data
$this->query = array("cursor" => $data->cursor);
$this->type = 'list_folder_continue';
if ($this->makeCall())
{
return true;
}
}
return true;
}
}
$this->error_summary[] = $this->type.'_error';
break;
case "create_shared_link":
if (isset($data->url) && isset($data->path) && $this->storeSharedLink($this->fixPath($data->path), str_replace('?dl=0','?dl=1',$data->url)))
{
// we stored the link
return true;
}
$this->error_summary[] = $this->type.'_error';
break;
case "get_shared_link_metadata":
if (isset($data->path_lower))
{
$this->targetPath = $data->path_lower;
return true;
}
$this->error_summary[] = $this->type.'_error';
break;
case "revoke":
if (is_null($data))
{
return true;
}
$this->error_summary[] = $this->type.'_error';
break;
}
$this->forceReset = true;
return false;
}
protected function storeSharedLink($path, $url)
{
// we need to store the url to DB
if (isset($this->mediaData[$path]))
{
$localListing = array();
$localListing['id'] = 0;
$localListing['name'] = $this->mediaData[$path]['name'];
$localListing['size'] = $this->mediaData[$path]['size'];
$localListing['key'] = $path;
$localListing['url'] = $url;
$localListing['build'] = $this->build;
$localListing['external_source'] = (int) $this->sourceID;
// free some memory
unset($this->mediaData[$path]);
// check if item already set
if ($id = $this->model->searchForId($path))
{
// update item
$localListing['id'] = $id;
}
return $this->model->save($localListing);
}
return false;
}
protected function storeFiles($entries)
{
foreach ($entries as $item)
{
if (isset($item->{'.tag'}) && 'file' == $item->{'.tag'} && isset($item->name))
{
$addLink = false;
// remove if not related to type
if (isset($this->addTypes) && $this->checkArray($this->addTypes))
{
foreach ($this->addTypes as $add)
{
if (strpos($item->name,$add) !== false)
{
$addLink = true;
}
}
}
if ($addLink && isset($item->path_lower))
{
// store media info
$this->mediaData[$this->fixPath($item->path_lower)] = array('name' => $item->name, 'size' => $item->size);
// get the shared link
$this->query = array("path" => $item->path_lower);
$this->type = 'create_shared_link';
if (!$this->makeCall())
{
return false;
}
}
}
}
return true;
}
protected function fixPath($path)
{
if ($this->checkString($this->targetPath))
{
$path = str_replace($this->targetPath, 'VDM_pLeK_h0uEr', $path);
}
else
{
$path = 'VDM_pLeK_h0uEr'.$path;
}
return $path;
}
protected function checkObject($object)
{
if (isset($object) && is_object($object) && count($object) > 0)
{
return true;
}
return false;
}
protected function checkArray($array)
{
if (isset($array) && is_array($array) && count($array) > 0)
{
return true;
}
return false;
}
protected function checkJson($string)
{
if ($this->checkString($string))
{
json_decode($string);
return (json_last_error() === JSON_ERROR_NONE);
}
return false;
}
protected function checkString($string)
{
if (isset($string) && is_string($string) && strlen($string) > 0)
{
return true;
}
return false;
}
protected function _isCurl()
{
return function_exists('curl_version');
}
}