erste verion

master
Chris 3 years ago
commit 0eaf8f0947
  1. 10
      Dockerfile
  2. 95
      getPreview.php

@ -0,0 +1,10 @@
FROM debian:9.2
MAINTAINER christopher@chris-latza.de
RUN apt-get update && apt-get install -y php-cli
RUN mkdir /data
ADD getPreview.php /data/getPreview.php
WORKDIR /data
ENTRYPOINT ["php", "/data/getPreview.php"]

@ -0,0 +1,95 @@
<?php
$globalData['ClientID'] = "";
$globalData['Channel'] = "";
$globalData['Folder'] = "./images/";
if (isset($argv[1]))
$globalData['ClientID'] = @$argv[1];
if (isset($argv[2]))
$globalData['Channel'] = @$argv[2];
$globalData['sslContext'] = stream_context_create(array("ssl"=>array("verify_peer"=>false,"verify_peer_name"=>false)));
function getTokens($channelName)
{
global $globalData;
$url = "https://api.twitch.tv/api/channels/".$channelName."/access_token?client_id=".$globalData['ClientID'];
$json = json_decode(file_get_contents($url));
$json->token = json_decode($json->token);
return $json;
}
function getStreamInfo($channelName)
{
global $globalData;
$url = "https://api.twitch.tv/kraken/streams/".$channelName."?client_id=".$globalData['ClientID'];
$json = json_decode(file_get_contents($url, false, $globalData['sslContext']));
return $json;
}
function getPreviewURL($infos, $sizeX, $sizeY)
{
$url = @$infos->stream->preview->template;
$url = str_replace("{width}", $sizeX, $url);
$url = str_replace("{height}", $sizeY, $url);
return $url;
}
function getFileCountInFolder()
{
global $globalData;
if (!file_exists($globalData['Folder']))
mkdir($globalData['Folder'] , 0777, true);
$files = array();
if ($handle = opendir($globalData['Folder'])) {
while (false !== ($entry = readdir($handle))) {
if ($entry != "." && $entry != "..")
{
array_push($files, $entry);
}
}
closedir($handle);
}
return count($files);
}
function getFileExtention($uri)
{
$parts = explode(".", $uri);
return $parts[(count($parts)-1)];
}
while(true)
{
$streamInfo = getStreamInfo($globalData['Channel']);
$previewURL = getPreviewURL($streamInfo, "1920", "1080");
if($previewURL == "")
{
print_r($globalData);
print_r($argv);
print_r($streamInfo);
echo "URL == ".$previewURL."\n";
die("fatal error");
}
$imageFileName = $globalData['Folder'].(getFileCountInFolder() + 1).".".getFileExtention($previewURL);
echo "Copy preview url '".$previewURL."' to '".$imageFileName."' ...";
file_put_contents($imageFileName, file_get_contents($previewURL, false, $globalData['sslContext']));
echo "done\n";
sleep(300);
}
?>
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