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phpMQTT.php #96

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phpMQTT-v1.1.php
domaineye Apr 20, 2020
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Delete phpMQTT-v1.1.php
domaineye Apr 20, 2020
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Update phpMQTT.php
domaineye Apr 20, 2020
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34 changes: 31 additions & 3 deletions phpMQTT.php
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Original file line number Diff line number Diff line change
Expand Up @@ -359,6 +359,21 @@ public function ping(): void
$this->_debugMessage('ping sent');
}

/**
* Sends a keep qos 1+ PUBACK
*/
public function puback($mid): void
{
$head = chr(0x04);
$head .= chr(0x02);
fwrite($this->socket, $head, 2);
$this->timesinceping = time();
$buffer = chr($mid >> 8);
$buffer .= chr($mid % 256);
fwrite($this->socket, $buffer, 2);
$this->_debugMessage('PUBACK '.$mid);
}

/**
* sends a proper disconnect cmd
*/
Expand Down Expand Up @@ -416,7 +431,8 @@ public function publish($topic, $content, $qos = 0, $retain = false): void

$head{0} = chr($cmd);
$head .= $this->setmsglength($i);


$this->_debugMessage('msg id:'.$id.' = '. $content);
fwrite($this->socket, $head, strlen($head));
$this->_fwrite($buffer);
}
Expand Down Expand Up @@ -453,6 +469,7 @@ public function message($msg)
$topic = substr($msg, 2, $tlen);
$msg = substr($msg, ($tlen + 2));
$found = false;
$msg_id=0;
foreach ($this->topics as $key => $top) {
if (preg_match(
'/^' . str_replace(
Expand All @@ -474,22 +491,33 @@ public function message($msg)
) . '$/',
$topic
)) {
if ($top['qos'] > 0) {
$msg_id = (ord($msg{0}) << 8) + ord($msg{1});
$msg = substr($msg, 2, $tlen-2);
}
if ($top['function'] === '__direct_return_message__') {
if($msg_id){
$this->puback($msg_id);
$this->_debugMessage("msg id:$msg_id PubBack");
}
return $msg;
}

if (is_callable($top['function'])) {
call_user_func($top['function'], $topic, $msg);
} else {
$this->_errorMessage('Message received on topic ' . $topic. ' but function is not callable.');
}
$found=true;
}
}

if ($found === false) {
$this->_debugMessage('msg received but no match in subscriptions');
}

if($msg_id){
$this->puback($msg_id);
$this->_debugMessage("msg id:$msg_id PubBack");
}
return $found;
}

Expand Down