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module.php
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<?php
declare(strict_types=1);
require_once __DIR__ . '/../libs/EchoBufferHelper.php';
require_once __DIR__ . '/../libs/EchoDebugHelper.php';
require_once __DIR__ . '/../libs/AlexaWebsocket.php';
require_once __DIR__ . '/../libs/VariableProfileHelper.php';
// Modul für Amazon Echo Remote
class AmazonEchoIO extends IPSModule
{
use IPSymconEchoRemote\EchoBufferHelper;
use IPSymconEchoRemote\EchoDebugHelper;
use IPSymconEchoRemote\AlexaWebsocket;
use IPSymconEchoRemote\VariableProfileHelper;
private const STATUS_INST_WEBSOCKET_ERROR = 200; // websocket error
private const STATUS_INST_NOT_AUTHENTICATED = 214; // authentication must be performed.
private const STATUS_INST_REFRESH_TOKEN_IS_EMPTY = 215; // authentication must be performed.
private const UserAgentBrowser = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.6 Safari/605.1.15';
private const UserAgentApp = 'AppleWebKit PitanguiBridge/2.2.595606.0-[HARDWARE=iPhone14_7][SOFTWARE=17.4.1][DEVICE=iPhone]';
public function Create()
{
//Never delete this line!
parent::Create();
//These lines are parsed on Symcon Startup or Instance creation
//You cannot use variables here. Just static values.
//the following Properties can be set in the configuration form
$this->RegisterPropertyBoolean('active', false);
$this->RegisterPropertyInteger('language', 0);
$this->RegisterPropertyString('refresh_token', '');
$this->RegisterPropertyBoolean('TimerLastAction', false);
$this->RegisterPropertyBoolean('VariablesLastActivity', true);
$this->RegisterPropertyBoolean('Websocket', true);
$this->RegisterPropertyBoolean('LogMessageEx', false);
$this->RegisterPropertyInteger('UpdateInterval', 60);
$this->RegisterPropertyInteger('GetLastActivityInterval', 60);
$this->RegisterAttributeString('devices', '[]');
$this->RegisterAttributeString( 'LastActivityID', '' );
$this->RegisterAttributeInteger('LastCookieRefresh', 0);
$this->RegisterAttributeInteger('CookieExpirationDate', 0);
$this->RegisterAttributeString( 'CsrfToken', '' );
$this->RegisterTimer('RefreshCookie', 0, 'ECHOIO_LogIn(' . $this->InstanceID . ');');
$this->RegisterTimer('UpdateStatus', 0, 'ECHOIO_UpdateStatus(' . $this->InstanceID . ');');
$this->RegisterTimer('GetLastActivity', 0, 'ECHOIO_GetLastActivity(' . $this->InstanceID . ');');
//we will wait until the kernel is ready
$this->RegisterMessage(0, IPS_KERNELMESSAGE);
}
public function Destroy() {
// string profiles
$this->UnregisterProfile('Echo.LastDevice.'.$this->InstanceID);
// legacy profiles
$this->UnregisterProfile('EchoRemote.LastDevice');
//Never delete this line!
parent::Destroy();
}
public function MessageSink($TimeStamp, $SenderID, $Message, $Data)
{
// Kernel message
if ($SenderID == 0)
{
switch ($Message) {
case IM_CHANGESTATUS:
if ($Data[0] === IS_ACTIVE) {
$this->ApplyChanges();
}
break;
case IPS_KERNELMESSAGE:
if ($Data[0] === KR_READY) {
$this->ApplyChanges();
}
break;
default:
break;
}
}
}
public function ApplyChanges()
{
//Never delete this line!
parent::ApplyChanges();
$this->SendDebug(__FUNCTION__, '== started ==', 0);
if (IPS_GetKernelRunlevel() !== KR_READY) {
return;
}
// Migration of Idents
if ( @$this->GetIDForIdent('last_device') !== false && @$this->GetIDForIdent('LastDevice') === false ) IPS_SetIdent( $this->GetIDForIdent('last_device'), 'LastDevice');
if ( @$this->GetIDForIdent('cookie_expiration_date') !== false && @$this->GetIDForIdent('CookieExpirationDate') === false ) IPS_SetIdent( $this->GetIDForIdent('cookie_expiration_date'), 'CookieExpirationDate');
// Disconnect from websocket client, because it is no longer supported
$parentID = IPS_GetInstance($this->InstanceID)['ConnectionID'];
if ( $parentID > 0 )
{
$this->wsSetConfiguration(0);
IPS_DisconnectInstance($this->InstanceID);
$this->UnregisterMessage($parentID , IM_CHANGESTATUS);
}
$this->RegisterVariableInteger('CookieExpirationDate', $this->Translate('Cookie expiration date'), '~UnixTimestamp', 0);
$active = $this->ReadPropertyBoolean('active');
if (!$active)
{
$this->LogOff();
$this->SetTimerInterval('RefreshCookie', 0);
$this->SetTimerInterval('UpdateStatus', 0);
$this->SetTimerInterval('GetLastActivity', 0);
$this->SetStatus(IS_INACTIVE);
return;
}
if ( $this->ReadPropertyString('refresh_token') == "")
{
$this->SetStatus(self::STATUS_INST_REFRESH_TOKEN_IS_EMPTY);
$this->LogMessage( __FUNCTION__ .': refresh token missing' , KL_ERROR);
return false;
}
if ( !$this->CheckLoginStatus() )
{
if ( !$this->LogIn() )
return;
}
// Update devices and get DeviceList
$this->UpdateDeviceList();
$this->RegisterVariableProfileLastDevice();
$keep = $this->ReadPropertyBoolean('VariablesLastActivity');
$this->MaintainVariable('LastDevice', $this->Translate('Last activity: device'), 3, 'Echo.LastDevice.'.$this->InstanceID, 10, $keep);
$this->MaintainVariable('LastActivityTimestamp', $this->Translate('Last activity: timestamp'), 1, "~UnixTimestamp", 11, $keep );
$this->MaintainVariable('LastAction', $this->Translate('Last activity: command'), 3, '', 12, $keep);
$this->MaintainVariable('LastActivityResponse', $this->Translate('Last activity: response'), 3, "", 13, $keep );
$this->MaintainVariable('LastActivityIntent', $this->Translate('Last activity: intent'), 3, "", 14, $keep );
$this->MaintainVariable('LastActivityPerson', $this->Translate('Last activity: person'), 3, "", 15, $keep );
$interval = $this->ReadPropertyInteger('UpdateInterval') * 1000;
if ($interval > 0 && $interval < 60000){
$interval = 60000;
}
$this->SetTimerInterval('UpdateStatus', $interval);
/*
if ( $this->ReadPropertyBoolean('TimerLastAction')){
$interval = $this->ReadPropertyInteger('GetLastActivityInterval') * 1000;
if ($interval < 3000){
$interval = 3000;
}
$this->SetTimerInterval('GetLastActivity', $interval);
} else {
$this->SetTimerInterval('GetLastActivity', 0);
}
*/
$this->SetTimerInterval('GetLastActivity', 0);
}
public function RequestAction($ident, $value)
{
switch ($ident) {
case 'TimerLastAction':
$this->UpdateFormField('GetLastActivityInterval', 'visible', $value);
break;
}
}
private function GetCookieByRefreshToken()
{
$header = [
'Connection: keep-alive',
'x-amzn-identity-auth-domain: api.'.$this->GetAmazonURL()
];
$url = "https://api.".$this->GetAmazonURL()."/ap/exchangetoken/cookies";
$this->SendDebug(__FUNCTION__, 'url: ' . $url, 0);
$post['requested_token_type'] = 'auth_cookies';
$post['app_name'] = 'Amazon Alexa';
$post['domain'] = 'www.'.$this->GetAmazonURL();
$post['source_token_type'] = 'refresh_token';
$post['source_token'] = $this->ReadPropertyString('refresh_token');
$ch = curl_init();
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);
curl_setopt($ch, CURLOPT_TIMEOUT, 10);
curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_USERAGENT, $this->GetUserAgent());
curl_setopt($ch, CURLOPT_ENCODING, '');
curl_setopt($ch, CURLOPT_HEADER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($ch, CURLOPT_POSTFIELDS, http_build_query($post));
curl_setopt($ch, CURLOPT_URL, $url);
$result = curl_exec($ch);
$info = curl_getinfo($ch);
$this->SendDebug(__FUNCTION__ , 'Curl info: ' . json_encode($info), 0);
if ( curl_errno($ch) ) {
$this->LogMessage( 'Error in function ' . __FUNCTION__ .' : ' . curl_error($ch) .' ('. curl_errno($ch) . ')' , KL_ERROR);
$this->SendDebug(__FUNCTION__ , 'Curl error: ' . curl_error($ch) .' ('. curl_errno($ch) . ')', 0);
return false;
}
curl_close($ch);
$result = $this->getReturnValues($info, $result);
if ($result['http_code'] == 400)
{
$response = json_decode($result['body']);
if ($response !== false)
{
$this->LogMessage('Error:' . $response->response->error->code.": ".$response->response->error->message, KL_ERROR);
}
return false;
}
if ($result['http_code'] == 200)
{
$cookieTXT = $this->convertJSONtoPlainTxtCookie( $result['body'] );
if ($cookieTXT != "" )
{
file_put_contents($this->getCookiesFileName(), $cookieTXT);
return true;
}
}
return false;
}
private function convertJSONtoPlainTxtCookie( string $cookieJSON )
{
$amazonURL = ".".$this->GetAmazonURL();
$cookieJSON = json_decode($cookieJSON, true);
$cookieTXT = "";
foreach ( $cookieJSON['response']['tokens']['cookies'][$amazonURL] as $entry )
{
$cookie = [];
$entry['Domain'] = $amazonURL;
if ( $entry['HttpOnly'] == true )
{
$entry['Domain'] = "#HttpOnly_".$amazonURL;
}
if ($entry['Secure'])
{
$entry['Secure'] = "TRUE";
} else
{
$entry['Secure'] = "FALSE";
}
// Workaround on 32-bit systems for cookie expiration dates after 2038
if ( PHP_INT_SIZE == 4 && explode( " ", $entry['Expires'] )[2] >= 2038 )
{
$expires = 2147483647;
} else {
$expires = strtotime( $entry['Expires'] );
}
$cookie[0] = $entry['Domain'];
$cookie[1] = "TRUE";
$cookie[2] = $entry['Path'];
$cookie[3] = $entry['Secure'];
$cookie[4] = $expires;
$cookie[5] = $entry['Name'];
$cookie[6] = $entry['Value'];
$cookieTXT .= implode( "\t", $cookie)."\n";
}
return $cookieTXT;
}
private function GetCSRF()
{
// get CSRF
//
// ${CURL} ${OPTS} -s -c ${COOKIE} -b ${COOKIE} -A "${BROWSER}" -H "DNT: 1" -H "Connection: keep-alive" -L\
// -H "Referer: https://alexa.${AMAZON}/spa/index.html" -H "Origin: https://alexa.${AMAZON}"\
// https://${ALEXA}/api/language > /dev/null
/*
Damit die XHR-Aufrufe gegen cross-site Attacken gesichert werden, muss für das Cookie noch ein CSRF Token erstellt werden.
Dies erfolgt beim ersten Aufruf von einer API auf layla.amazon.de. z.B. /api/language unter Angabe des oben gespeicherten Cookies
=> CSRF wird ins Cookie geschrieben
*/
$urls = [
'/api/language',
'/spa/index.html',
'/api/devices-v2/device?cached=false',
'/templates/oobe/d-device-pick.handlebars',
'/api/strings'
];
$headers = [
'User-Agent: ' . $this->GetUserAgent(),
'DNT: 1',
'Connection: keep-alive',
'Referer: https://alexa.' . $this->GetAmazonURL() . '/spa/index.html',
'Origin: https://alexa.' . $this->GetAmazonURL()
];
foreach ( $urls as $path )
{
$url = 'https://' . $this->GetAlexaURL() . $path;
$this->HttpRequestCookie($url, $headers);
if ( $this->getCsrfFromCookie() !== false )
{
// CSRF found
$this->SendDebug(__FUNCTION__, 'Successfully got csrf from: '.$url , 0);
return true;
}
$this->SendDebug(__FUNCTION__, 'Failed to get csrf from: ' . $url , 0);
}
$this->LogMessage('Failed to get CSRF', KL_ERROR);
return false;
}
private function getCookiesFileName()
{
return IPS_GetKernelDir() . 'alexa_cookie_'. $this->InstanceID .'.txt';
}
private function getCsrfFromCookie()
{
$CookiesFileName = $this->getCookiesFileName();
if (file_exists($CookiesFileName)) {
//get CSRF from cookie file
$cookie_line = array_values(preg_grep('/\tcsrf\t/', file($CookiesFileName)));
if (isset($cookie_line[0])) {
$csrf = preg_split('/\s+/', $cookie_line[0])[6];
return $csrf;
}
}
return false;
}
private function getExpirationDateFromCookie()
{
$expirationDate = 0;
$CookiesFileName = $this->getCookiesFileName();
if (file_exists($CookiesFileName)) {
$cookie_line = array_values(preg_grep('/\tat-acbde\t/', file($CookiesFileName)));
if (isset($cookie_line[0])) {
$expirationDate = preg_split('/\s+/', $cookie_line[0])[4];
}
}
return $expirationDate;
}
private function getCsrfToken()
{
// csfr-token is needed for customer-history-records requests
$url = 'https://www.' . $this->GetAmazonURL() . '/alexa-privacy/apd/activity?disableGlobalNav=true&ref=activityHistory';
$headers[] = 'User-Agent: '. self::UserAgentApp;
$headers[] = 'DNT: 1';
$headers[] = 'Connection: keep-alive';
$headers[] = 'Content-Type: application/json; charset=UTF-8';
$result = $this->HttpRequest($url, $headers, null, 'GET');
if ($result['http_code'] == 200){
$csrfToken = $this->getStringBetween($result['body'], '<meta name="csrf-token" content="', '" />');
if ($csrfToken != ''){
$this->WriteAttributeString('CsrfToken', $csrfToken );
return true;
}
}
return false;
}
private function getStringBetween($string, $start, $end)
{
$ini = strpos($string, $start);
if ($ini == 0) return '';
$ini += strlen($start);
$len = strpos($string, $end, $ini) - $ini;
return substr($string, $ini, $len);
}
public function LogIn(): bool
{
$this->SendDebug(__FUNCTION__, '== started ==', 0);
$this->SetTimerInterval('RefreshCookie', 0);
if ( !$this->ReadPropertyBoolean('active') )
{
$this->LogMessage( __FUNCTION__ .': EchoIO Instance is inactive' , KL_ERROR);
return false;
}
$result = $this->GetCookieByRefreshToken();
if ( !$result )
return false;
$result = $this->GetCSRF();
if ( !$result )
return false;
$this->getCsrfToken();
$this->SetValue('CookieExpirationDate', $this->getExpirationDateFromCookie() );
$this->WriteAttributeInteger('CookieExpirationDate', $this->getExpirationDateFromCookie() );
$this->WriteAttributeInteger('LastCookieRefresh', time() );
if ( !$this->CheckLoginStatus() )
return false;
//Update device list
$this->UpdateDeviceList();
return true;
}
public function LogOff(): bool
{
$this->SendDebug(__FUNCTION__, '== started ==', 0);
$url = 'https://' . $this->GetAlexaURL() . '/logout';
$headers = [
'DNT: 1',
'Connection: keep-alive']; //the header must not contain any cookie
$this->HttpRequest($url, $headers);
$this->SetStatus(self::STATUS_INST_NOT_AUTHENTICATED);
$this->WriteAttributeInteger('CookieExpirationDate', 0);
$this->WriteAttributeString('CsrfToken', '');
return $this->deleteFile($this->getCookiesFileName());
}
/**
* checks if the user is authenticated and saves the custonmerId in a buffer.
*
* @return bool
*/
public function CheckLoginStatus(): bool
{
$this->SendDebug(__FUNCTION__, '== started ==', 0);
//######################################################
//
// bootstrap with GUI-Version writes GUI version to cookie
// returns among other the current authentication state
//
// AUTHSTATUS=$(${CURL} ${OPTS} -s -b ${COOKIE} -A "${BROWSER}" -H "DNT: 1" -H "Connection: keep-alive" -L https://${ALEXA}/api/bootstrap?version=${GUIVERSION}
// | sed -r 's/^.*"authenticated":([^,]+),.*$/\1/g')
if ( !$this->ReadPropertyBoolean('active') )
{
$this->LogMessage( __FUNCTION__ .': EchoIO Instance is inactive' , KL_ERROR);
return false;
}
$url = 'https://'. $this->GetAlexaURL().'/api/bootstrap?version=0';
$headers[] = 'User-Agent: ' . self::UserAgentApp;
$headers[] = 'DNT: 1';
$headers[] = 'Connection: keep-alive';
$headers[] = 'Content-Type: application/json; charset=UTF-8';
$headers[] = 'Origin: https://' . $this->GetAlexaURL();
$headers[] = 'csrf: ' . $this->getCsrfFromCookie();
$result = $this->HttpRequest($url, $headers);
if ($result['body'] === null) {
$return = null;
} else {
$return = json_decode($result['body'], false);
}
if ($return === null) {
$this->SendDebug(__FUNCTION__, 'Not authenticated (return is null)! ', 0);
$authenticated = false;
} elseif (!property_exists($return, 'authentication')) {
$this->SendDebug(
__FUNCTION__, 'Not authenticated (property authentication not found)! ' . $result['body'], 0
);
$authenticated = false;
} elseif ($return->authentication->authenticated) {
//$this->WriteAttributeString('customerID', $return->authentication->customerId); //TEST
$this->SetBuffer('customerID', $return->authentication->customerId);
$this->SendDebug(__FUNCTION__, 'CustomerID: ' . $return->authentication->customerId, 0);
$authenticated = true;
} else {
$this->SendDebug(
__FUNCTION__, 'Not authenticated (property authenticated is false)! ' . $result['body'], 0
);
$authenticated = false;
}
if (!$authenticated) {
//$this->WriteAttributeString('customerID', ''); //TEST
$this->SetBuffer('customerID', '');
$statusCode = self::STATUS_INST_NOT_AUTHENTICATED;
} else
{
$statusCode = IS_ACTIVE;
$this->setCookieRefreshTimer();
}
if ( $this->GetStatus() != $statusCode)
{
$this->SetStatus( $statusCode );
}
return $authenticated;
}
/** Send to Echo API
*
* @param string $url
* @param array $postfields
* @param string $type
*
* @return mixed
*/
private function AlexaApiRequest(string $url, array $postfields = null, string $method = null)
{
if ( $this->GetStatus() != 102 )
{
$this->SendDebug(__FUNCTION__, 'EchoIO not active. Status: '.$this->GetStatus(), 0);
//Workaroud since the Echo Device Instances expext an array response to load the Configurationform properly
return ['http_code' => 502, 'header' => '', 'body' => 'EchoIO not active. Status: '.$this->GetStatus() ];
}
$headers[] = 'User-Agent: ' . self::UserAgentApp;
$headers[] = 'DNT: 1';
$headers[] = 'Connection: keep-alive';
$headers[] = 'Content-Type: application/json; charset=UTF-8';
$headers[] = 'Origin: https://' . $this->GetAlexaURL();
$headers[] = 'csrf: ' . $this->getCsrfFromCookie();
return $this->HttpRequest($url, $headers, $postfields, $method );
}
/** Send http request
*
* @param string $url
* @param array $header
* @param array $postfields
* @param bool|null $optpost
* @param string $type
*
* @return mixed
*/
private function HttpRequest(string $url, array $header, array $postfields = null, string $type = null)
{
$this->SendDebug(__FUNCTION__, 'Header: ' . json_encode($header), 0);
$ch = curl_init();
$options = [
CURLOPT_URL => $url,
CURLOPT_HTTPHEADER => $header,
CURLOPT_CONNECTTIMEOUT => 10,
CURLOPT_TIMEOUT => 10, //timeout after 6 seconds
CURLOPT_HEADER => true,
CURLINFO_HEADER_OUT => true,
CURLOPT_ENCODING => '',
CURLOPT_RETURNTRANSFER => true,
CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1];
$options[CURLOPT_COOKIEFILE] = $this->getCookiesFileName(); //this file is read
if ($postfields != null)
{
$this->SendDebug(__FUNCTION__, 'Postfields: ' . json_encode($postfields), 0);
$options[CURLOPT_POSTFIELDS] = json_encode($postfields);
}
if ($type == 'PUT') {
$options[CURLOPT_CUSTOMREQUEST] = 'PUT';
}
if ($type == 'DELETE') {
$options[CURLOPT_CUSTOMREQUEST] = 'DELETE';
}
$this->SendDebug(__FUNCTION__, 'Options: ' . json_encode($options), 0);
curl_setopt_array($ch, $options);
$result = curl_exec($ch);
if (curl_errno($ch)) {
$this->SendDebug(__FUNCTION__, 'Error: (' . curl_errno($ch) . ') ' . curl_error($ch), 0);
if ($this->ReadPropertyBoolean('LogMessageEx') )
{
$this->LogMessage( 'Error in function ' . __FUNCTION__ .' : ' . curl_error($ch) .' ('. curl_errno($ch) . ')' , KL_ERROR);
}
//Workaroud since the Echo Device Instances expext an array response
return ['http_code' => 502, 'header' => '', 'body' => 'Error: (' . curl_errno($ch) . ') ' . curl_error($ch) ];
}
$info = curl_getinfo($ch);
$http_code = curl_getinfo($ch, CURLINFO_HTTP_CODE);
$this->SendDebug(__FUNCTION__, 'Send to URL: ' . print_r($url, true), 0);
$this->SendDebug(__FUNCTION__, 'Curl Info: ' . $http_code . ' ' . print_r($info, true), 0);
curl_close($ch);
//eine Fehlerbehandlung macht hier leider keinen Sinn, da 400 auch kommt, wenn z.b. der Bildschirm (Show) ausgeschaltet ist
$returnValues = $this->getReturnValues($info, $result);
if ($info['http_code'] == 401)
{
$this->SetStatus(self::STATUS_INST_NOT_AUTHENTICATED);
}
if ($info['http_code'] == 400)
{
$response = json_decode($returnValues['body'], true);
if (isset($response['message']))
{
if ( $response['message'] == 'Rate exceeded'){
trigger_error($response['message']);
} else {
if ($this->ReadPropertyBoolean('LogMessageEx') )
{
$this->LogMessage( __FUNCTION__ .': Bad Request (400): '. $response['message'] , KL_ERROR);
}
}
}
}
if ($info['http_code'] == 429)
{
trigger_error('Too many requests!');
}
return $returnValues;
}
private function HttpRequestCookie(string $url, array $header, array $postfields = null): array
{
$this->SendDebug(__FUNCTION__, 'url: ' . $url, 0);
$ch = curl_init();
curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);
curl_setopt($ch, CURLOPT_TIMEOUT, 10);
curl_setopt($ch, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_COOKIEFILE, $this->getCookiesFileName() ); //this file is read
curl_setopt($ch, CURLOPT_COOKIEJAR, $this->getCookiesFileName() ); //this file is written
curl_setopt($ch, CURLOPT_USERAGENT, $this->GetUserAgent());
curl_setopt($ch, CURLOPT_ENCODING, '');
curl_setopt($ch, CURLOPT_HEADER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
if ($postfields !== null) {
curl_setopt($ch, CURLOPT_POSTFIELDS, $postfields);
}
curl_setopt($ch, CURLOPT_URL, $url);
$result = curl_exec($ch);
if (curl_errno($ch)) {
$this->LogMessage( 'Error in function ' . __FUNCTION__ .' : ' . curl_error($ch) .' ('. curl_errno($ch) . ')' , KL_ERROR);
return ['http_code' => 502, 'header' => '', 'body' => 'Error:' . curl_error($ch)];
}
$info = curl_getinfo($ch);
curl_close($ch);
return $this->getReturnValues($info, $result);
}
private function GetHeader(): array
{
$csrf = '';
$csrf = $this->getCsrfFromCookie();
$headers = [
'User-Agent: ' . $this->GetUserAgent(),
'DNT: 1',
'Connection: keep-alive',
'Content-Type: application/json; charset=UTF-8',
'Referer: http://alexa.' . $this->GetAmazonURL() . '/spa/index.html',
'Origin: https://alexa.' . $this->GetAmazonURL()
];
if ($csrf) {
$headers[] = 'csrf: ' . $csrf;
}
return $headers;
}
private function getReturnValues(array $info, string $result): array
{
$HeaderSize = $info['header_size'];
$http_code = $info['http_code'];
$this->SendDebug(__FUNCTION__, 'Response (http_code): ' . $http_code, 0);
$header = explode("\n", substr($result, 0, $HeaderSize));
$this->SendDebug(__FUNCTION__, 'Response (header): ' . json_encode($header), 0);
$body = substr($result, $HeaderSize);
$this->SendDebug(__FUNCTION__, 'Response (body): ' . $body, 0);
return ['http_code' => $http_code, 'header' => $header, 'body' => $body];
}
private function GetAlexaURL(): string
{
$language = $this->ReadPropertyInteger('language');
switch ($language) {
case 0: // de
$alexa_url = 'alexa.amazon.de';
break;
case 1:
$alexa_url = 'pitangui.amazon.com';
break;
default:
trigger_error('Unexpected language: ' . $language);
$alexa_url = '';
}
return $alexa_url;
}
private function GetAmazonURL(): string
{
$language = $this->ReadPropertyInteger('language');
switch ($language) {
case 0: // de
$amazon_url = 'amazon.de';
break;
case 1:
$amazon_url = 'amazon.com';
break;
default:
trigger_error('Unexpected language: ' . $language);
$amazon_url = '';
}
return $amazon_url;
}
private function GetLanguage(): string
{
$language = $this->ReadPropertyInteger('language');
switch ($language) {
case 0: // de
$language_string = 'de-DE';
break;
case 1:
$language_string = 'en-us';
break;
default:
trigger_error('Unexpected language: ' . $language);
$language_string = '';
}
return $language_string;
}
private function GetUserAgent()
{
return 'AppleWebKit PitanguiBridge/2.2.556530.0-[HARDWARE=iPhone14_7][SOFTWARE=16.6][DEVICE=iPhone]';
}
private function deleteFile(string $FileName): bool
{
if (file_exists($FileName)) {
$Success = unlink($FileName);
if ($Success) { //the cookie file was deleted successfully
$this->SendDebug(__FUNCTION__, 'File \'' . $FileName . '\' was deleted', 0);
return true;
}
$this->SendDebug(__FUNCTION__, 'File \'' . $FileName . '\' was not deleted', 0);
return false;
}
$this->SendDebug(__FUNCTION__, 'File \'' . $FileName . '\' does not exist', 0);
return true;
}
public function UpdateStatus()
{
$this->UpdateDeviceList();
$this->UpdateAllDeviceVolumes();
}
public function GetDevice( string $deviceSerial, string $deviceType)
{
$devices = $this->GetDeviceList();
foreach($devices as $device)
{
if ($device['deviceType'] == $deviceType && $device['serialNumber'] == $deviceSerial)
return $device;
}
return false;
}
public function GetDeviceList()
{
$devices = json_decode( $this->ReadAttributeString('devices'), true);
if ($devices == array() ) {
$result = $this->UpdateDeviceList();
if ($result['http_code'] === 200) {
$this->SendDebug('Response IO:', $result['body'], 0);
$devices = json_decode($result['body'], true);
if ($devices === false) {
$devices = array();
}
} else {
$devices = array();
}
}
$this->SendDebug('Echo Devices:', json_encode($devices), 0);
return $devices;
}
/** get JSON device list
*
*
* @return mixed
*/
public function UpdateDeviceList()
{
$cached = false;
$getfields = [
'cached' => $cached ? 'true' : 'false'];
$url = 'https://' . $this->GetAlexaURL() . '/api/devices-v2/device?' . http_build_query($getfields);
$result = $this->AlexaApiRequest($url);
if ($result['http_code'] !== 200) {
return $result;
}
$devices_arr = json_decode($result['body'], true);
if ($devices_arr === false)
{
$result['http_code'] = 502;
return $result;
}
$devices = $devices_arr['devices'];
// Save device list to attribute
if ( $this->ReadAttributeString('devices') != json_encode($devices) ){
$this->WriteAttributeString('devices', json_encode($devices));
// Update Variable Profile for LastDevice if DeviceList has changed
$this->RegisterVariableProfileLastDevice();
}
foreach($devices as $device)
{
$this->SendDataToChild($device['serialNumber'], $device['deviceType'], 'DeviceInfo', $device );
}
$result['body'] = json_encode($devices);
return $result;
}
private function getEchoDevices()
{
$devices = $this->GetDeviceList();
$echos = array();
foreach ( $devices as $device )
{
if ( $device['deviceFamily'] == 'ECHO' || $device['deviceFamily'] == 'KNIGHT' || $device['deviceFamily'] == 'ROOK' )
{
$echos[] = [
'deviceSerialNumber' => $device['serialNumber' ],
'deviceType' => $device['deviceType' ]
];
}
}
return $echos;
}
private function getClusterMembers( string $serialNumber )
{
$devices = $this->GetDeviceList();
$clusterMembers = array();
$clusterMembersSerials = array();
foreach ( $devices as $device )
{
if ($device['serialNumber' ] == $serialNumber )
{
if ($device['deviceFamily'] == 'WHA' && $device['clusterMembers'] != array() )
{
$clusterMembersSerials = $device['clusterMembers'];
break;