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add option to use a longer ID length (#26)

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* add option to use a longer ID length

* make ID length user-configurable, lose "secret" wording

---------

Co-authored-by: Rouji <a@r0.at>
This commit is contained in:
Alexander Lehmann 2023-12-12 00:48:58 +01:00 committed by GitHub
parent 5ddbc13977
commit 027b150798
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 17 additions and 4 deletions
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21
index.php
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@ -7,7 +7,8 @@ class CONFIG
const DECAY_EXP = 2; //high values penalise larger files more
const UPLOAD_TIMEOUT = 5*60; //max. time an upload can take before it times out
const ID_LENGTH = 3; //length of the random file ID
const MIN_ID_LENGTH = 3; //min. length of the random file ID
const MAX_ID_LENGTH = 24; //max. length of the random file ID, set to MIN_ID_LENGTH to disable
const STORE_PATH = 'files/'; //directory to store uploaded files in
const LOG_PATH = null; //path to log uploads + resulting links to
const DOWNLOAD_PATH = '%s'; //the path part of the download url. %s = placeholder for filename
@ -125,7 +126,13 @@ function store_file(string $name, string $tmpfile, bool $formatted = false) : vo
}
$ext = substr($ext, 0, CONFIG::MAX_EXT_LEN);
$tries_per_len=3; //try random names a few times before upping the length
for ($len = CONFIG::ID_LENGTH; ; ++$len)
$id_length=CONFIG::MIN_ID_LENGTH;
if(isset($_POST['id_length']) && ctype_digit($_POST['id_length'])) {
$id_length = max(CONFIG::MIN_ID_LENGTH, min(CONFIG::MAX_ID_LENGTH, $_POST['id_length']));
}
for ($len = $id_length; ; ++$len)
{
for ($n=0; $n<=$tries_per_len; ++$n)
{
@ -145,7 +152,7 @@ function store_file(string $name, string $tmpfile, bool $formatted = false) : vo
header('HTTP/1.0 520 Unknown Error');
return;
}
if (CONFIG::EXTERNAL_HOOK !== null)
{
putenv('REMOTE_ADDR='.$_SERVER['REMOTE_ADDR']);
@ -289,7 +296,13 @@ function print_index() : void
$max_size = CONFIG::MAX_FILESIZE;
$max_age = CONFIG::MAX_FILEAGE;
$mail = CONFIG::ADMIN_EMAIL;
$max_id_length = CONFIG::MAX_ID_LENGTH;
$length_info = "\nTo use a longer file ID (up to $max_id_length characters), add -F id_length=&lt;number&gt;\n";
if (CONFIG::MIN_ID_LENGTH == CONFIG::MAX_ID_LENGTH)
{
$length_info = "";
}
echo <<<EOT
<!DOCTYPE html>
@ -307,7 +320,7 @@ curl -F "file=@/path/to/your/file.jpg" $site_url
Or if you want to pipe to curl *and* have a file extension, add a "filename":
echo "hello" | curl -F "file=@-;filename=.txt" $site_url
$length_info
On Windows, you can use <a href="https://getsharex.com/">ShareX</a> and import <a href="$sharex_url">this</a> custom uploader.
On Android, you can use an app called <a href="https://github.com/Rouji/Hupl">Hupl</a> with <a href="$hupl_url">this</a> uploader.