bitPickups/friendica_2019-12_sharedHosting_hotFix
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introduced getBytesFromShorthand function to covert from shorthand notation to int

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This commit is contained in:
Marek Bachmann 2022-11-26 21:43:31 +01:00
parent c4c1bd2908
commit 907deed523
2 changed files with 37 additions and 30 deletions
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36
mod/photos.php
View file

@ -918,43 +918,19 @@ function photos_content(App $a)
* limit of Friendica ('maximagesize') or upload_max_filesize
* and outputs the lower one.
*/
// init output var in case no number value could be retrieved.
$maximagesize_Mbytes = 0;
$sizelimitedby = '';
{
// Get the relevant size limits for uploads. Abbreviated var names: MaxImageSize -> mis; upload_max_filesize -> umf
$mis_bytes = DI::config()->get('system', 'maximagesize');
// get_cfg_var('upload_max_filesize') outputs a string in the shorthand notation, need to convert it to bytes
$umf_string = get_cfg_var('upload_max_filesize');
$umf_bytes = filter_var($umf_string, FILTER_SANITIZE_NUMBER_INT);
switch (substr($umf_string, -1)) {
// According to https://www.php.net/manual/en/faq.using.php#faq.using.shorthandbytes only K, M, and G is used.
case 'M':
$umf_bytes *= 10**6;
break;
case 'K':
$umf_bytes *= 10**3;
break;
case 'G':
$umf_bytes *= 10**9;
break;
}
if (is_numeric($mis_bytes) && is_numeric($umf_bytes)) {
// When PHP is configured with upload_max_filesize less than maximagesize provide this lower limit.
if ($umf_bytes < $mis_bytes) {
$maximagesize_Mbytes = ($umf_bytes / (10 ** 6));
$sizelimitedby = 'PHP.ini';
} else {
$maximagesize_Mbytes = ($mis_bytes / (10 ** 6));
$umf_bytes = Strings::getBytesFromShorthand(get_cfg_var('upload_max_filesize'));
if (is_numeric($mis_bytes)) {
// When PHP is configured with upload_max_filesize less than maximagesize provide this lower limit.
($umf_bytes < $mis_bytes) ?
($maximagesize_Mbytes = ($umf_bytes / (10 ** 6))) : ($maximagesize_Mbytes = ($mis_bytes / (10 ** 6)));
}
}
}
$usage_message = DI::l10n()->t('The maximum accepted image size is %.3g MB', $maximagesize_Mbytes);
// Do we want to bother the end user with this information? If yes uncomment
//if (strlen($sizelimitedby) > 0) {
// $usage_message .= ' ('. $sizelimitedby . ')';
//}
$usage_message = DI::l10n()->t('The maximum accepted image size is %.3g MB', Strings::getBytesFromShorthand(get_cfg_var('upload_max_filesize')));
$tpl = Renderer::getMarkupTemplate('photos_upload.tpl');

31
src/Util/Strings.php
View file

@ -515,4 +515,35 @@ class Strings
return $text;
}
/**
* This function converts a PHP's shorhand notation string for file sizes in to an integer number of total bytes.
* For example: The string for shorthand notation of '2M' (which is 2,097,152 Bytes) is converted to 2097152
* For more information about file size shorhand notation see:
* https://www.php.net/manual/en/faq.using.php#faq.using.shorthandbytes
* @param string $shorthand
* @return int
*/
public static function getBytesFromShorthand(string $shorthand): int
{
$shorthand = trim($shorthand);
if (is_numeric($shorthand))
return $shorthand;
$last = strtolower($shorthand[strlen($shorthand)-1]);
$shorthand = substr($shorthand, 0, -1); // necessary since PHP 7.1; otherwise optional
switch($last) {
// The 'G' modifier is available since PHP 5.1.0
case 'g':
$shorthand *= 1024;
case 'm':
$shorthand *= 1024;
case 'k':
$shorthand *= 1024;
}
return $shorthand;
}
}