src/applications/settings/controller/PhabricatorSettingsTimezoneController.php

   1 <?php
   2
   3 final class PhabricatorSettingsTimezoneController
   4   extends PhabricatorController {
   5
   6   public function handleRequest(AphrontRequest $request) {
   7     $viewer = $this->getViewer();
   8
   9     $client_offset = $request->getURIData('offset');
  10     $client_offset = (int)$client_offset;
  11
  12     $timezones = DateTimeZone::listIdentifiers();
  13     $now = new DateTime('@'.PhabricatorTime::getNow());
  14
  15     $options = array(
  16       'ignore' => pht('Ignore Conflict'),
  17     );
  18
  19     foreach ($timezones as $identifier) {
  20       $zone = new DateTimeZone($identifier);
  21       $offset = -($zone->getOffset($now) / 60);
  22       if ($offset == $client_offset) {
  23         $name = PhabricatorTime::getTimezoneDisplayName($identifier);
  24         $options[$identifier] = $name;
  25       }
  26     }
  27
  28     $settings_help = pht(
  29       'You can change your date and time preferences in Settings.');
  30
  31     $did_calibrate = false;
  32     if ($request->isFormPost()) {
  33       $timezone = $request->getStr('timezone');
  34
  35       $pref_ignore = PhabricatorTimezoneIgnoreOffsetSetting::SETTINGKEY;
  36       $pref_timezone = PhabricatorTimezoneSetting::SETTINGKEY;
  37
  38       if ($timezone == 'ignore') {
  39         $this->writeSettings(
  40           array(
  41             $pref_ignore => $client_offset,
  42           ));
  43
  44         return $this->newDialog()
  45           ->setTitle(pht('Conflict Ignored'))
  46           ->appendParagraph(
  47             pht(
  48               'The conflict between your browser and profile timezone '.
  49               'settings will be ignored.'))
  50           ->appendParagraph($settings_help)
  51           ->addCancelButton('/', pht('Done'));
  52       }
  53
  54       if (isset($options[$timezone])) {
  55         $this->writeSettings(
  56           array(
  57             $pref_ignore => null,
  58             $pref_timezone => $timezone,
  59           ));
  60
  61         $did_calibrate = true;
  62       }
  63     }
  64
  65     $server_offset = $viewer->getTimeZoneOffset();
  66
  67     if (($client_offset == $server_offset) || $did_calibrate) {
  68       return $this->newDialog()
  69         ->setTitle(pht('Timezone Calibrated'))
  70         ->appendParagraph(
  71           pht(
  72             'Your browser timezone and profile timezone are now '.
  73             'in agreement (%s).',
  74             $this->formatOffset($client_offset)))
  75         ->appendParagraph($settings_help)
  76         ->addCancelButton('/', pht('Done'));
  77     }
  78
  79     // If we have a guess at the timezone from the client, select it as the
  80     // default.
  81     $guess = $request->getStr('guess');
  82     if (empty($options[$guess])) {
  83       $guess = 'ignore';
  84     }
  85
  86     $current_zone = $viewer->getTimezoneIdentifier();
  87     $current_zone = phutil_tag('strong', array(), $current_zone);
  88
  89     $form = id(new AphrontFormView())
  90       ->appendChild(
  91         id(new AphrontFormMarkupControl())
  92           ->setLabel(pht('Current Setting'))
  93           ->setValue($current_zone))
  94       ->appendChild(
  95         id(new AphrontFormSelectControl())
  96           ->setName('timezone')
  97           ->setLabel(pht('New Setting'))
  98           ->setOptions($options)
  99           ->setValue($guess));
 100
 101     return $this->newDialog()
 102       ->setTitle(pht('Adjust Timezone'))
 103       ->setWidth(AphrontDialogView::WIDTH_FORM)
 104       ->appendParagraph(
 105         pht(
 106           'Your browser timezone (%s) differs from your profile timezone '.
 107           '(%s). You can ignore this conflict or adjust your profile setting '.
 108           'to match your client.',
 109           $this->formatOffset($client_offset),
 110           $this->formatOffset($server_offset)))
 111       ->appendForm($form)
 112       ->addCancelButton(pht('Cancel'))
 113       ->addSubmitButton(pht('Change Timezone'));
 114   }
 115
 116   private function formatOffset($offset) {
 117     // This controller works with client-side (Javascript) offsets, which have
 118     // the opposite sign we might expect -- for example "UTC-3" is a positive
 119     // offset. Invert the sign before rendering the offset.
 120     $offset = -1 * $offset;
 121
 122     $hours = $offset / 60;
 123     // Non-integer number of hours off UTC?
 124     if ($offset % 60) {
 125       $minutes = abs($offset % 60);
 126       return pht('UTC%+d:%02d', $hours, $minutes);
 127     } else {
 128       return pht('UTC%+d', $hours);
 129     }
 130   }
 131
 132   private function writeSettings(array $map) {
 133     $request = $this->getRequest();
 134     $viewer = $this->getViewer();
 135
 136     $preferences = PhabricatorUserPreferences::loadUserPreferences($viewer);
 137
 138     $editor = id(new PhabricatorUserPreferencesEditor())
 139       ->setActor($viewer)
 140       ->setContentSourceFromRequest($request)
 141       ->setContinueOnNoEffect(true)
 142       ->setContinueOnMissingFields(true);
 143
 144     $xactions = array();
 145     foreach ($map as $key => $value) {
 146       $xactions[] = $preferences->newTransaction($key, $value);
 147     }
 148
 149     $editor->applyTransactions($preferences, $xactions);
 150   }
 151
 152 }