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Use the default for an empty UPLOAD_DIR_LIMIT_MB.

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An empty or bad value gave a limit of zero, so previews kept no images.
This commit is contained in:
tim
2026-09-26 15:27:51 +02:00
parent ae85b23ab0
commit 45bca9e76a
2 changed files with 31 additions and 7 deletions
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get_data.lib.php
+19 -7
View File
@@ -373,17 +373,30 @@ function upload_dir() {
return $dir;
}
/*
* A size in megabytes from the configuration, in bytes. An empty, missing
* or bad value, or one that is not above zero, gives $default_mb.
*/
function config_megabytes($key, $default_mb) {
$value = trim((string)config($key, ''));
if (!is_numeric($value) || (float)$value <= 0)
$value = $default_mb;
return (int)((float)$value * 1024 * 1024);
}
/*
* The largest image a story can have, in bytes, from UPLOAD_MAX_MB (1 MB
* by default). NULL means no limit, which UPLOAD_MAX_MB=none gives.
*/
function upload_max_bytes() {
$value = strtolower(trim((string)config('UPLOAD_MAX_MB', '')));
if ($value === 'none')
if (strtolower(trim((string)config('UPLOAD_MAX_MB', ''))) === 'none')
return NULL;
if (!is_numeric($value) || (float)$value <= 0)
$value = 1;
return (int)((float)$value * 1024 * 1024);
return config_megabytes('UPLOAD_MAX_MB', 1);
}
// The most that the upload directory holds, in bytes, from UPLOAD_DIR_LIMIT_MB (100 MB by default)
function upload_dir_limit_bytes() {
return config_megabytes('UPLOAD_DIR_LIMIT_MB', 100);
}
// The same in megabytes for a message, such as "1" or "2.5"
@@ -408,8 +421,7 @@ define('UPLOAD_MAX_AGE', 86400);
function store_upload($tmp_file) {
prune_uploads();
remove_pending_upload();
$limit = (float)config('UPLOAD_DIR_LIMIT_MB', 100) * 1024 * 1024;
if (upload_dir_size() + (int)@filesize($tmp_file) > $limit)
if (upload_dir_size() + (int)@filesize($tmp_file) > upload_dir_limit_bytes())
return FALSE;
$name = bin2hex(random_bytes(16));
$file = upload_dir() . '/' . $name;
tests/php/Unit/UploadTest.php
+12
View File
@@ -136,6 +136,18 @@ class UploadTest extends TestCase {
$this->assertSame(2 + 2 + 5, upload_dir_size());
}
public function testTheUploadDirLimitComesFromTheConfiguration(): void {
$this->setEnv('UPLOAD_DIR_LIMIT_MB', '2.5');
$this->assertSame((int)(2.5 * 1024 * 1024), upload_dir_limit_bytes());
}
public function testAnEmptyOrBadUploadDirLimitMeansTheDefault(): void {
foreach (array('', ' ', 'lots', '0', '-2', 'none') as $value) {
$this->setEnv('UPLOAD_DIR_LIMIT_MB', $value);
$this->assertSame(100 * 1024 * 1024, upload_dir_limit_bytes(), "'$value'");
}
}
public function testStoreUploadPrunesAndDropsTheLastUploadFirst(): void {
$last = $this->pending();
$files = $this->others();