\DateTimeZone::AFRICA, 'America' => \DateTimeZone::AMERICA, 'Antarctica' => \DateTimeZone::ANTARCTICA, 'Arctic' => \DateTimeZone::ARCTIC, 'Asia' => \DateTimeZone::ASIA, 'Atlantic' => \DateTimeZone::ATLANTIC, 'Australia' => \DateTimeZone::AUSTRALIA, 'Europe' => \DateTimeZone::EUROPE, 'Indian' => \DateTimeZone::INDIAN, 'Pacific' => \DateTimeZone::PACIFIC ); public function getTimezoneSelect($value = false) { $timezones = array(); foreach ($this->regions as $name => $mask) { $zones = \DateTimeZone::listIdentifiers($mask); foreach ($zones as $timezone) { $timeZoneObject = new \DateTimeZone($timezone); // Lets sample the time there right now $time = new \DateTime('now', $timeZoneObject); // Us dumb Americans can't handle millitary time $ampm = $time->format('H') > 12 ? ' (' . $time->format('g:i a') . ')' : ''; $offset = $timeZoneObject->getOffset($time)/3600; if($offset < 10 && $offset > 0 && is_int($offset)) { $offsetName = '0'.$offset; } else if($offset < 0 && $offset >-10 && is_int($offset)){ $offsetName = str_replace('- ','-0', $offset); } else{ $offsetName = str_replace('-','-', $offset); } if($offset > 0) { $offsetName = "+".$offsetName; $offset = "+".$offset; } $timezones[$name][$timezone]['offset'] = $offset; $timezones[$name][$timezone]['timezoneAbbrev'] = $time->format('T'); // Remove region name and add a sample time $timezones[$name][$timezone]['name'] = 'UTC ' . $offsetName.' - '.substr($timezone, strlen($name) + 1) . ' ('.$timezones[$name][$timezone]['timezoneAbbrev'].')'; } } $result = ''; $result .= ''; foreach ($timezones as $region => $list) { $result .= '' . "\n"; foreach ($list as $timezone => $data) { $selected = ''; if($value) { if($value == $timezone) { $selected = ' selected="selected" '; } } $keywords = array( "UTC".$data['offset'], "UTC ".$data['offset'], $data['offset'], str_replace("+","+ ", $data['offset']), $data['timezoneAbbrev'] ); $keywords = implode(',', $keywords); $result .= '' . str_replace("_"," ",$data['name']) .'' . "\n"; } $result .= '' . "\n"; } $result .= ''; return $result; } }