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[3.0] Clamps timestamps to accepted range in SMF\Time methods and improves handling of the [time] BBCode #8385

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merged 2 commits into from
Dec 31, 2024
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[3.0] Clamps timestamps to accepted range in SMF\Time methods and improves handling of the [time] BBCode #8385

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55de927
Clamps timestamps to accepted range in SMF\Time methods
Sesquipedalian Dec 30, 2024
8b1a6dd
Improves handling of the [time] BBCode
Sesquipedalian Dec 9, 2024
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26 changes: 22 additions & 4 deletions Sources/Msg.php
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Original file line number Diff line number Diff line change
Expand Up @@ -758,9 +758,23 @@ function ($m) {

// Let's look at the time tags...
$message = preg_replace_callback(
'~\[time(?:=(absolute))*\](.+?)\[/time\]~i',
function ($m) {
return '[time]' . (is_numeric("{$m[2]}") || @strtotime("{$m[2]}") == 0 ? "{$m[2]}" : strtotime("{$m[2]}") - ("{$m[1]}" == 'absolute' ? 0 : ((Config::$modSettings['time_offset'] + User::$me->time_offset) * 3600))) . '[/time]';
'~\[time(?:=([^\\]]*))?\](.+?)\[/time\]~i',
function ($matches) {
return preg_replace(
[
'~^<time[^>]*\bdatetime="([^"]+)"[^>]*>(.*)</time>$~',
'~^<span[^>]*>.*</span>$~',
],
[
// If it parsed successfully, insert the resolved datetime value.
// This ensures that "[time]today[/time]" ends up resolving to
// the date the post was written, not the date it is being read.
'[time=$1]$2[/time]',
// If it didn't parse successfully, remove the BBC entirely.
$matches[2],
],
Parser::transform($matches[0], Parser::INPUT_BBC),
);
},
$message,
);
Expand Down Expand Up @@ -943,10 +957,14 @@ function ($matches) {
}

// Attempt to un-parse the time to something less awful.
// This form will never be created by Msg::preparsecode() in SMF 3.0+
// but it might be present in old data.
$message = preg_replace_callback(
'~\[time\](\d{0,10})\[/time\]~i',
function ($matches) {
return '[time]' . Time::create('@' . $matches[1])->setTimezone(new \DateTimeZone(User::getTimezone()))->format(Time::getDateFormat()) . '[/time]';
$time = Time::create('@' . $matches[1]);

return '[time=' . $time->format('Y-m-d\TH:i:sP') . ']' . $time->format(null, false) . '[/time]';
},
$message,
);
Expand Down
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