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Merge pull request #17 from boreq/master

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Updated banners.py
This commit is contained in:
Fredrick Brennan 2014-09-23 19:49:17 -04:00
commit 6f427268f0
1 changed files with 20 additions and 20 deletions
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40
banners.php
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@ -1,31 +1,31 @@
<?php
include 'inc/functions.php';
header("Pragma-directive: no-cache");
header("Cache-directive: no-cache");
header("Cache-control: no-cache");
header("Pragma: no-cache");
header("Expires: 0");
if (!isset($_GET['board'])) {
header("Location: static/8chan banner.png");
die();
}
$b = $_GET['board'];
if (!preg_match('/^[a-z0-9]{1,10}$/', $b))
header("Location: static/8chan banner.png");
$dir = 'static/banners/'.$b;
function get_custom_banner(&$b) {
# Validate the board name
if (!(isset($b) && preg_match('/^[a-z0-9]{1,10}$/', $b)))
return null;
if (is_dir($dir)) {
$banners = array_diff(scandir($dir), array('..', '.'));
$r = array_rand($banners);
} else {
$banners = array();
# Check if directory exists
$dir = "static/banners/$b/";
if (!is_dir($dir))
return null;
# Return random file if directory is not empty
$banners = array_diff(scandir($dir), array('..', '.'));
if (!$banners)
return null;
$r = array_rand($banners);
return $dir.$banners[$r];
}
if (!empty($banners)) {
header("Location: $dir/{$banners[$r]}");
} else {
header("Location: static/8chan banner.png");
}
$banner = get_custom_banner($_GET['board']);
if ($banner)
header("Location: $banner");
else
header("Location: static/8chan banner.png");