116 lines
2.8 KiB
PHP
116 lines
2.8 KiB
PHP
<?php
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/*
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* Author: Bandie <bandie@chaospott.de>
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*/
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include('config.php');
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/** Set the status array for publishing the new™ status
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* @param array &$status - Status array which will be written into the status.json
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* @param array $decoded - Decoded json coming from client
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* @param string $loc - 'aerie' or 'cellar'
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* @return bool - Value has been updated or not?
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*/
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function setStatus(&$status, $decoded, $loc){
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$locno = null;
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switch($loc) {
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case 'aerie':
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$locno = 0;
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break;
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case 'cellar':
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$locno = 1;
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break;
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}
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if(isset($decoded[$loc]) && is_bool($decoded[$loc])){
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if($status["sensors"]["door_locked"][$locno]["value"] != $decoded[$loc]){
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$status["sensors"]["door_locked"][$locno]["value"] = $decoded[$loc];
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return true;
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}
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}
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return false;
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}
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// Is this a POST?
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if ($_SERVER['REQUEST_METHOD'] != 'POST') {
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header("HTTP/1.1 405 Method Not Allowed");
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echo('FAILED - not POST - '. $_SERVER['REQUEST_METHOD']);
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exit();
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}
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// Is it application/json?
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$content_type = isset($_SERVER['CONTENT_TYPE']) ? strtolower(trim($_SERVER['CONTENT_TYPE'])) : '';
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if ($content_type != 'application/json') {
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header("HTTP/1.1 403 Forbidden");
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echo('FAILED - not application/json - '. $content_type);
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exit();
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}
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// Do we even have a payload?
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$payload = trim(file_get_contents("php://input"));
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if (empty($payload)) {
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header("HTTP/1.1 403 Forbidden");
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echo('FAILED - no payload');
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exit();
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}
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// Is the payload even JSON?
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$decoded = json_decode($payload, true);
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if (json_last_error() !== JSON_ERROR_NONE) {
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header("HTTP/1.1 403 Forbidden");
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header("Content-Type: application/json");
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echo('"FAILED - json decode - '. json_last_error());
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exit();
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}
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// Is the authorisation aight m8?
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if($decoded['consumer_key'] != $consumer_key || $decoded['consumer_secret'] != $consumer_secret) {
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header("HTTP/1.1 403 Forbidden");
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echo("WRONG SECRET");
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error_log('FAILED - wrong secret key');
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exit();
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}
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// Is this API even active?
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if(!$active){
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header("HTTP/1.1 403 Forbidden");
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echo(json_encode(["status" => "API deactivated."]));
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error_log('API deactivated');
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exit();
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}
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// Get me the previous status
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$status = json_decode(file_get_contents("../status.json"), true);
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// Manipulate the $status variable. If we have an update, update the timestamp.
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if(setStatus($status, $decoded, 'aerie') | setStatus($status, $decoded, 'cellar')){
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$status["state"]["lastchange"] = time();
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}
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// Are we open or not?
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if(!$status["sensors"]["door_locked"][0]["value"] || !$status["sensors"]["door_locked"][1]["value"]){
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$status["state"]["open"] = true;
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} else {
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$status["state"]["open"] = false;
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}
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// Encode this shit
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$json = json_encode($status);
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// Write this shit
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file_put_contents("../status.json", $json);
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// Show what we've done!
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echo($json);
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?>
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