LIRC .conf file to Raw IR Code Convertor

convertor.php

<?php

$lines = file('./config.txt');
$config = array();

foreach ($lines as $l) {
    $l = trim(preg_replace(["/\s+\#.*/", "/\s+/"], ["", " "], $l));
    preg_match("/^(?P<key>\w+)(\s|\t)+(?P<value>.*)$/", $l, $matches);
    if (isset($matches['key'])) {
        $config[$matches['key']] = $matches['value'];
    }
}

$command = "";

$key = str_split( str_pad(base_convert($config["KEY_POWER"], 16, 2), $config["bits"], "0",STR_PAD_LEFT));
if (isset($config["plead"])) {
    $command .= $config["plead"] . ",";
}

$command .= join(",", explode(" ", $config["header"])) . ",";
$a = [
    "0" => join(",", explode(" ", $config["zero"])),
    "1" => join(",", explode(" ", $config["one"])),
];

if (isset($config["pre_data"])) {
    $pre_data = str_split(str_pad(base_convert($config["pre_data"], 16, 2), $config["pre_data_bits"], "0",STR_PAD_LEFT));

    foreach ($pre_data as $index => $item) {
        $command .= $a[$item] . ",";
    }
}

foreach ($key as $index => $item) {
    $command .= $a[$item] . ",";
}

$command .= $config["ptrail"] . ",";
$command .= $config["gap"];


$list = explode(",",$command) ;
foreach ($list as $index => $item) {
    if ($index % 2) {
        echo 'SLEEP ';
    }
    else {
        echo 'SEND ';
    }
    echo $item."\n";
}
//var_dump($command);

$ch = curl_init("http://192.168.1.218:8080/sendIRcmd/" . $command); // such as http://example.com/example.xml
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HEADER, 0);
$data = curl_exec($ch);
curl_close($ch);
var_dump($data);