allmon2-last-heard/streamServer.php

160 lines
4.2 KiB
PHP
Raw Normal View History

<?php
require 'vendor/autoload.php';
use Carbon\Carbon;
/**
* Init class and let the constructor take care of the rest
*/
new Stream();
echo "DEAD!\n";
class Stream
{
/**
* Allstar Hubs & also ignored below
* @var array
*/
protected $hubs = [
1200,
1300,
2560,
2353,
// Offline 07-31-2020
// 27084,
2545,
];
/**
* Intentionally ignored stations because they're IRLP
* @var array
*/
protected $ignore = [
// 1001
];
/**
* Actively keyed up stations
* @var array
*/
protected $keyed = [];
/**
* @var string
*/
protected $buffer = '';
/**
* @var false|resource
*/
protected $stream;
/**
* @var string
*/
protected $streamOutput = __DIR__.'/storage/stream.txt';
/**
* Streamed constructor.
*/
public function __construct()
{
/**
* Merge together hubs and IRLP so we don't show them in the keyups
*
* Since we're reading a continuous stream from allmon, there's no need for sleep --
* loop and read the stream until it dies.
*
*/
$this->ignore = array_merge($this->hubs, $this->ignore);
$this->stream = fopen($this->getAllMonUri(), "r");
$this->streamLoop();
}
/**
* @return string
*/
public function getAllMonUri()
{
$hubsStr = implode(",", $this->hubs);
// return "https://allmon.winsystem.org/server.php?nodes=2353";
// return __DIR__ . '/test.stream';
return "https://allmon.winsystem.org/server.php?nodes=" . $hubsStr;
return "http://kk9rob/allmon2/server.php?nodes=52003";
}
/**
* Main event loop
*/
public function streamLoop() {
$buffer = '';
while (!feof($this->stream)) {
$buffer .= stream_get_line($this->stream, 2048, "\n\n");
if (false !== strpos($buffer, '}}')) {
$buffer .= "\n\n";
if (preg_match("/event: (.*?)\ndata: (.*)\n\n/m", $buffer, $matches)) {
$buffer = '';
if ($matches[1] !== "nodes") continue;
$this->parseStreamData($matches[2]);
}
}
}
// TODO: Failure condition for feof to restart stream, or let supervisor handle it?
}
/**
* @param $node
* @return bool
*/
protected function isIgnored($node)
{
return in_array($node, $this->ignore);
}
/**
* @param $json
*/
protected function parseStreamData($json)
{
// Debugging -- sometimes allmon doesn't send the proper keyup
// file_put_contents(__DIR__.'/storage/event_nodes.txt', "$json,\n", FILE_APPEND);
$obj = json_decode($json);
foreach ($obj as $node => $v) {
foreach ($v->remote_nodes as $remoteNode) {
$via = intval($node);
$node = intval($remoteNode->node);
if ($this->isIgnored($node)) continue;
// Capture previous keyed values
$keyedNow = $remoteNode->keyed === "yes";
$keyedBefore = isset($this->keyed[$node]);
// Set current key state. In PHP null !== isset
$this->keyed[$node] = $keyedNow ?: null;
if ($keyedBefore !== $keyedNow) {
2020-07-31 22:33:07 -04:00
if (filesize($this->streamOutput) >= 4096) {
file_put_contents($this->streamOutput, '');
}
// Permanently set to Allstar for now
$nodePrefix = 'rpt';
$keyedLabel = $keyedNow ? "KEY" : "UNKEY";
2020-07-31 21:17:47 -04:00
$time = Carbon::now();
$timeFormatted = $time->format("M d h:i:s");
2020-07-31 21:17:47 -04:00
$toWrite = "{$timeFormatted} $nodePrefix{$node} {$keyedLabel} [via {$via}] [{$remoteNode->info}]\n";
file_put_contents($this->streamOutput, $toWrite, FILE_APPEND);
echo $toWrite;
}
}
}
}
}