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PhabricatorTimezoneSetting.php
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Created
Fri, Dec 27, 02:52

PhabricatorTimezoneSetting.php
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<?php
final class PhabricatorTimezoneSetting
extends PhabricatorOptionGroupSetting {
const SETTINGKEY = 'timezone';
public function getSettingName() {
return pht('Timezone');
}
public function getSettingPanelKey() {
return PhabricatorDateTimeSettingsPanel::PANELKEY;
}
protected function getSettingOrder() {
return 100;
}
protected function getControlInstructions() {
return pht('Select your local timezone.');
}
public function getSettingDefaultValue() {
return date_default_timezone_get();
}
public function assertValidValue($value) {
// NOTE: This isn't doing anything fancy, it's just a much faster
// validator than doing all the timezone calculations to build the full
// list of options.
if (!$value) {
return;
}
static $identifiers;
if ($identifiers === null) {
$identifiers = DateTimeZone::listIdentifiers();
$identifiers = array_fuse($identifiers);
}
if (isset($identifiers[$value])) {
return;
}
throw new Exception(
pht(
'Timezone "%s" is not a valid timezone identiifer.',
$value));
}
protected function getSelectOptionGroups() {
$timezones = DateTimeZone::listIdentifiers();
$now = new DateTime('@'.PhabricatorTime::getNow());
$groups = array();
foreach ($timezones as $timezone) {
$zone = new DateTimeZone($timezone);
$offset = -($zone->getOffset($now) / (60 * 60));
$groups[$offset][] = $timezone;
}
krsort($groups);
$option_groups = array(
array(
'label' => pht('Default'),
'options' => array(),
),
);
foreach ($groups as $offset => $group) {
if ($offset >= 0) {
$label = pht('UTC-%d', $offset);
} else {
$label = pht('UTC+%d', -$offset);
}
sort($group);
$option_groups[] = array(
'label' => $label,
'options' => array_fuse($group),
);
}
return $option_groups;
}
public function expandSettingTransaction($object, $xaction) {
// When the user changes their timezone, we also clear any ignored
// timezone offset.
return array(
$xaction,
$this->newSettingTransaction(
$object,
PhabricatorTimezoneIgnoreOffsetSetting::SETTINGKEY,
null),
);
}
}

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