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moha/mqtt_functions.php

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PHP
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<?php
function message($message)
{
global $topics, $logFh, $devices;
$topic = explode ("/", $message->topic);
if ($topic[1] == "bridge")
{
switch ($topic[2])
{
case "info":
$topics[$topic[0]]->info = json_decode($message->payload);
break;
case "devices":
$topics[$topic[0]]->devices = json_decode($message->payload);
fwrite($logFh, print_r($topics[$topic[0]]->devices, true));
mkDevicesDB($topic[0], $topics[$topic[0]]->devices);
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break;
case "groups":
$topics[$topic[0]]->groups = json_decode($message->payload);
mkDevicesDB($topic[0], $topics[$topic[0]]->groups, true);
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break;
case "extensions":
$topics[$topic[0]]->extensions = json_decode($message->payload);
break;
case "config":
$topics[$topic[0]]->config = json_decode($message->payload);
break;
case "logging":
//TODO
break;
case "state":
$topics[$topic[0]]->state = $message->payload;
break;
default:
break;
};
}elseif (($topic[array_key_last($topic)]) != "get" and ($topic[array_key_last($topic)]) != "set")
{
$topic = explode ("/", $message->topic, 2); // get topic name
$fnTree = explode ("/" , $topic[1]); // get friendlyname
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echo $topic[0] . " => " . $topic[1] . EOL;
//$devices[$topic[0]][$fnTree[0]]->json = json_decode($message->payload);
if ($fnTree[array_key_last($fnTree)] == "availability")
{
unset ($fnTree[array_key_last($fnTree)]);
$payloadArray = array("availability" => $message->payload);
print_r($payloadArray);
}else
{
$payloadArray = json_decode($message->payload);
}
$device = & $devices[$topic[0]];
foreach($fnTree as $fn)
{
//print_r($device) ;
if (!isset($device[$fn]))
{
logger(LOG_INFO, $logFh, "init of " . $fn .EOL);
$device[$fn] = array();
$device[$fn]["device"] = new device;
}
$device = & $device[$fn];
}
changeDevice($topic[0], $topic[1], $device["device"], $payloadArray);
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//fwrite($logFh, print_r($msg, true));
}
}
// payload is an array :
// key is parameter => value is value of parameter
function publish($device, $payload, $commande="set", $eventKey)
{
global $client, $mids, $logFh;
//print_r($payload);
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$string = $device->topic . "/" . $device->friendlyName . "/" . $commande;
$mid = $client->publish($string, json_encode($payload) , 2);
if (isset($mids[$mid]))
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{
//echo "unsetting mids" .EOL;
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unset ($mids[$mid]);
}else
{
//echo "setting mids" .EOL;
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$mids[$mid] = true;
}
//echo $string . " =>>>>>> " . json_encode($payload) . EOL;
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logger(LOG_INFO, $logFh, "Publishing " . $string . " with payload => " . json_encode($payload));
}
function connectResponse($r, $message)
{
global $connected;
echo _("I got code ") . $r . _(" and message : '") . $message . "'" . EOL;
switch ($r)
{
case 0:
echo _("Successfull connection") . EOL;
$connected = true;
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break;
case 1:
echo _("Connection refused : unacceptable protocol version") . EOL;
$connected = true;
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break;
case 2:
echo _("Connection refused : identifier rejected") . EOL;
$connected = true;
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break;
case 3:
echo _("Connection refused (broker unavailable )") . EOL;
$connected = true;
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break;
}
}
function subscribeResponse($mid, $qosCount)
{
global $topics, $mids, $nSubscribed;
$key = $mids[$mid];
echo _("Subscribed to ") . $key . EOL;
$topics[$key]->status = true;
$nSubscribed += 1;
}
function unsubscribeResponse($mid)
{
global $client; //$topics, $mids, $nSubscribed;
//$key = $mids[$mid];
echo _("Unsubscribed"); // from ") . $topics[$key]->name . EOL;
//$topics[$key]->status = false;
//$nSubscribed -= 1;
$client->disconnect();
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}
function disconnectResponse($r)
{
global $connected;
if ($r != 0)
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{
echo _('Badly ');
}else
{
echo _('Cleanly ');
}
echo _("disconnected from server") . EOL;
$connected = false;
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}
function publishResponse($mid)
{
global $mids, $events;
logger(LOG_INFO, "Event with mid = " . $mid . " published by MQTT broker");
if (isset($mids[$mid]))
{
//echo "unsetting mids" . EOL;
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unset ($mids[$mid]);
}else
{
//echo "setting mids" . EOL;
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$mids[$mid] = true;
}
}
?>