'; usort($timezone_identifiers, [self, 'timezoneCompareCallback']); $continent = ''; foreach ($timezone_identifiers as $value) { $ex = explode("/", $value); if (count($ex) > 1) { if ($ex[0] != $continent) { if ($continent != '') { $o .= ''; } $continent = $ex[0]; $o .= ''; } if (count($ex) > 2) { $city = substr($value, strpos($value, '/') + 1); } else { $city = $ex[1]; } } else { $city = $ex[0]; if ($continent != L10n::t('Miscellaneous')) { $o .= ''; $continent = L10n::t('Miscellaneous'); $o .= ''; } } $city = str_replace('_', ' ', L10n::t($city)); $selected = (($value == $current) ? " selected=\"selected\" " : ""); $o .= "$city"; } $o .= ''; return $o; } /** * @brief Generating a Timezone selector * * Return a select using 'field_select_raw' template, with timezones * grouped (primarily) by continent * arguments follow convention as other field_* template array: * 'name', 'label', $value, 'help' * * @param string $name Name of the selector * @param string $label Label for the selector * @param string $current Timezone * @param string $help Help text * * @return string Parsed HTML */ public static function getTimezoneField($name = 'timezone', $label = '', $current = 'America/Los_Angeles', $help = '') { $options = self::getTimezoneSelect($current); $options = str_replace('', '', $options); $options = str_replace('', '', $options); $tpl = get_markup_template('field_select_raw.tpl'); return replace_macros($tpl, [ '$field' => [$name, $label, $current, $help, $options], ]); } /** * convert() shorthand for UTC. * * @param string $time A date/time string * @param string $format DateTime format string or Temporal constant * @return string */ public static function utc($time, $format = self::MYSQL) { return self::convert($time, 'UTC', 'UTC', $format); } /** * convert() shorthand for local. * * @param string $time A date/time string * @param string $format DateTime format string or Temporal constant * @return string */ public static function local($time, $format = self::MYSQL) { return self::convert($time, date_default_timezone_get(), 'UTC', $format); } /** * convert() shorthand for timezoned now. * * @param string $format DateTime format string or Temporal constant * @return string */ public static function timezoneNow($timezone, $format = self::MYSQL) { return self::convert('now', $timezone, 'UTC', $format); } /** * convert() shorthand for local now. * * @param string $format DateTime format string or Temporal constant * @return string */ public static function localNow($format = self::MYSQL) { return self::local('now', $format); } /** * convert() shorthand for UTC now. * * @param string $format DateTime format string or Temporal constant * @return string */ public static function utcNow($format = self::MYSQL) { return self::utc('now', $format); } /** * @brief General purpose date parse/convert/format function. * * @param string $s Some parseable date/time string * @param string $tz_to Destination timezone * @param string $tz_from Source timezone * @param string $format Output format recognised from php's DateTime class * http://www.php.net/manual/en/datetime.format.php * * @return string Formatted date according to given format */ public static function convert($s = 'now', $tz_to = 'UTC', $tz_from = 'UTC', $format = self::MYSQL) { // Defaults to UTC if nothing is set, but throws an exception if set to empty string. // Provide some sane defaults regardless. if ($from === '') { $from = 'UTC'; } if ($to === '') { $to = 'UTC'; } if (($s === '') || (!is_string($s))) { $s = 'now'; } /* * Slight hackish adjustment so that 'zero' datetime actually returns what is intended * otherwise we end up with -0001-11-30 ... * add 32 days so that we at least get year 00, and then hack around the fact that * months and days always start with 1. */ if (substr($s, 0, 10) <= '0001-01-01') { $d = new DateTime($s . ' + 32 days', new DateTimeZone('UTC')); return str_replace('1', '0', $d->format($format)); } try { $from_obj = new DateTimeZone($tz_from); } catch (Exception $e) { $from_obj = new DateTimeZone('UTC'); } try { $d = new DateTime($s, $from_obj); } catch (Exception $e) { logger('datetime_convert: exception: ' . $e->getMessage()); $d = new DateTime('now', $from_obj); } try { $to_obj = new DateTimeZone($tz_to); } catch (Exception $e) { $to_obj = new DateTimeZone('UTC'); } $d->setTimeZone($to_obj); return $d->format($format); } /** * @brief Wrapper for date selector, tailored for use in birthday fields. * * @param string $dob Date of Birth * @return string Formatted HTML */ public static function getDateofBirthField($dob) { list($year, $month, $day) = sscanf($dob, '%4d-%2d-%2d'); if ($dob < '0000-01-01') { $value = ''; } else { $value = self::utc(($year > 1000) ? $dob : '1000-' . $month . '-' . $day, 'Y-m-d'); } $age = (intval($value) ? age($value, $a->user["timezone"], $a->user["timezone"]) : ""); $tpl = get_markup_template("field_input.tpl"); $o = replace_macros($tpl, [ '$field' => [ 'dob', L10n::t('Birthday:'), $value, intval($age) > 0 ? L10n::t('Age: ') . $age : "", '', 'placeholder="' . L10n::t('YYYY-MM-DD or MM-DD') . '"' ] ]); return $o; } /** * @brief Returns a date selector * * @param string $min Unix timestamp of minimum date * @param string $max Unix timestap of maximum date * @param string $default Unix timestamp of default date * @param string $id ID and name of datetimepicker (defaults to "datetimepicker") * * @return string Parsed HTML output. */ public static function getDateField($min, $max, $default, $id = 'datepicker') { return datetimesel($min, $max, $default, '', $id, true, false, '', ''); } /** * @brief Returns a time selector * * @param string $h Already selected hour * @param string $m Already selected minute * @param string $id ID and name of datetimepicker (defaults to "timepicker") * * @return string Parsed HTML output. */ public static function getTimeField($h, $m, $id = 'timepicker') { return datetimesel(new DateTime(), new DateTime(), new DateTime("$h:$m"), '', $id, false, true); } /** * @brief Returns a datetime selector. * * @param string $min Unix timestamp of minimum date * @param string $max Unix timestamp of maximum date * @param string $default Unix timestamp of default date * @param string $id Id and name of datetimepicker (defaults to "datetimepicker") * @param bool $pickdate true to show date picker (default) * @param bool $picktime true to show time picker (default) * @param string $minfrom set minimum date from picker with id $minfrom (none by default) * @param string $maxfrom set maximum date from picker with id $maxfrom (none by default) * @param bool $required default false * * @return string Parsed HTML output. * * @todo Once browser support is better this could probably be replaced with * native HTML5 date picker. */ public static function getDateTimeField($min, $max, $default, $label, $id = 'datetimepicker', $pickdate = true, $picktime = true, $minfrom = '', $maxfrom = '', $required = false) { // First day of the week (0 = Sunday) $firstDay = PConfig::get(local_user(), 'system', 'first_day_of_week', 0); $lang = substr(L10n::getBrowserLanguage(), 0, 2); // Check if the detected language is supported by the picker if (!in_array($lang, ["ar", "ro", "id", "bg", "fa", "ru", "uk", "en", "el", "de", "nl", "tr", "fr", "es", "th", "pl", "pt", "ch", "se", "kr", "it", "da", "no", "ja", "vi", "sl", "cs", "hu"])) { $lang = Config::get('system', 'language', 'en'); } $o = ''; $dateformat = ''; if ($pickdate) { $dateformat .= 'Y-m-d'; } if ($pickdate && $picktime) { $dateformat .= ' '; } if ($picktime) { $dateformat .= 'H:i'; } $minjs = $min ? ",minDate: new Date({$min->getTimestamp()}*1000), yearStart: " . $min->format('Y') : ''; $maxjs = $max ? ",maxDate: new Date({$max->getTimestamp()}*1000), yearEnd: " . $max->format('Y') : ''; $input_text = $default ? date($dateformat, $default->getTimestamp()) : ''; $defaultdatejs = $default ? ",defaultDate: new Date({$default->getTimestamp()}*1000)" : ''; $pickers = ''; if (!$pickdate) { $pickers .= ', datepicker: false'; } if (!$picktime) { $pickers .= ',timepicker: false'; } $extra_js = ''; $pickers .= ",dayOfWeekStart: " . $firstDay . ",lang:'" . $lang . "'"; if ($minfrom != '') { $extra_js .= "\$('#id_$minfrom').data('xdsoft_datetimepicker').setOptions({onChangeDateTime: function (currentDateTime) { \$('#id_$id').data('xdsoft_datetimepicker').setOptions({minDate: currentDateTime})}})"; } if ($maxfrom != '') { $extra_js .= "\$('#id_$maxfrom').data('xdsoft_datetimepicker').setOptions({onChangeDateTime: function (currentDateTime) { \$('#id_$id').data('xdsoft_datetimepicker').setOptions({maxDate: currentDateTime})}})"; } $readable_format = $dateformat; $readable_format = str_replace('Y', 'yyyy', $readable_format); $readable_format = str_replace('m', 'mm', $readable_format); $readable_format = str_replace('d', 'dd', $readable_format); $readable_format = str_replace('H', 'HH', $readable_format); $readable_format = str_replace('i', 'MM', $readable_format); $tpl = get_markup_template('field_input.tpl'); $o .= replace_macros($tpl, [ '$field' => [ $id, $label, $input_text, '', $required ? '*' : '', 'placeholder="' . $readable_format . '"' ], ]); $o .= ""; return $o; } /** * @brief Returns a relative date string. * * Implements "3 seconds ago" etc. * Based on $posted_date, (UTC). * Results relative to current timezone. * Limited to range of timestamps. * * @param string $posted_date MySQL-formatted date string (YYYY-MM-DD HH:MM:SS) * @param string $format (optional) Parsed with sprintf() * %1$d %2$s ago, e.g. 22 hours ago, 1 minute ago * * @return string with relative date */ public static function getRelativeDate($posted_date, $format = null) { $localtime = $posted_date . ' UTC'; $abs = strtotime($localtime); if (is_null($posted_date) || $posted_date <= NULL_DATE || $abs === false) { return L10n::t('never'); } $etime = time() - $abs; if ($etime < 1) { return L10n::t('less than a second ago'); } $a = [12 * 30 * 24 * 60 * 60 => [L10n::t('year'), L10n::t('years')], 30 * 24 * 60 * 60 => [L10n::t('month'), L10n::t('months')], 7 * 24 * 60 * 60 => [L10n::t('week'), L10n::t('weeks')], 24 * 60 * 60 => [L10n::t('day'), L10n::t('days')], 60 * 60 => [L10n::t('hour'), L10n::t('hours')], 60 => [L10n::t('minute'), L10n::t('minutes')], 1 => [L10n::t('second'), L10n::t('seconds')] ]; foreach ($a as $secs => $str) { $d = $etime / $secs; if ($d >= 1) { $r = round($d); // translators - e.g. 22 hours ago, 1 minute ago if (!$format) { $format = L10n::t('%1$d %2$s ago'); } return sprintf($format, $r, (($r == 1) ? $str[0] : $str[1])); } } } /** * @brief Returns timezone correct age in years. * * Returns the age in years, given a date of birth, the timezone of the person * whose date of birth is provided, and the timezone of the person viewing the * result. * * Why? Bear with me. Let's say I live in Mittagong, Australia, and my birthday * is on New Year's. You live in San Bruno, California. * When exactly are you going to see my age increase? * * A: 5:00 AM Dec 31 San Bruno time. That's precisely when I start celebrating * and become a year older. If you wish me happy birthday on January 1 * (San Bruno time), you'll be a day late. * * @param string $dob Date of Birth * @param string $owner_tz (optional) Timezone of the person of interest * @param string $viewer_tz (optional) Timezone of the person viewing * * @return int Age in years */ public static function getAgeByTimezone($dob, $owner_tz = '', $viewer_tz = '') { if (!intval($dob)) { return 0; } if (!$owner_tz) { $owner_tz = date_default_timezone_get(); } if (!$viewer_tz) { $viewer_tz = date_default_timezone_get(); } $birthdate = self::convert($dob . ' 00:00:00+00:00', $owner_tz, 'UTC', 'Y-m-d'); list($year, $month, $day) = explode("-", $birthdate); $year_diff = self::timezoneNow($viewer_tz, 'Y') - $year; $curr_month = self::timezoneNow($viewer_tz, 'm'); $curr_day = self::timezoneNow($viewer_tz, 'd'); if (($curr_month < $month) || (($curr_month == $month) && ($curr_day < $day))) { $year_diff--; } return $year_diff; } /** * @brief Get days of a month in a given year. * * Returns number of days in the month of the given year. * $m = 1 is 'January' to match human usage. * * @param int $y Year * @param int $m Month (1=January, 12=December) * * @return int Number of days in the given month */ public static function getDaysInMonth($y, $m) { return date('t', mktime(0, 0, 0, $m, 1, $y)); ; } /** * @brief Returns the first day in month for a given month, year. * * Months start at 1. * * @param int $y Year * @param int $m Month (1=January, 12=December) * * @return string day 0 = Sunday through 6 = Saturday */ public static function getFirstDayInMonth($y, $m) { $d = sprintf('%04d-%02d-01 00:00', intval($y), intval($m)); return self::utc($d, 'w'); } /** * @brief Output a calendar for the given month, year. * * If $links are provided (array), e.g. $links[12] => 'http://mylink' , * date 12 will be linked appropriately. Today's date is also noted by * altering td class. * Months count from 1. * * @param int $y Year * @param int $m Month * @param array $links (default null) * @param string $class * * @return string * * @todo Provide (prev, next) links, define class variations for different size calendars */ public static function getCalendarTable($y = 0, $m = 0, $links = null, $class = '') { // month table - start at 1 to match human usage. $mtab = [' ', 'January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December' ]; $thisyear = self::localNow('Y'); $thismonth = self::localNow('m'); if (!$y) { $y = $thisyear; } if (!$m) { $m = intval($thismonth); } $dn = ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday']; $f = get_first_dim($y, $m); $l = get_dim($y, $m); $d = 1; $dow = 0; $started = false; if (($y == $thisyear) && ($m == $thismonth)) { $tddate = intval(self::localNow('j')); } $str_month = day_translate($mtab[$m]); $o = ''; $o .= ""; for ($a = 0; $a < 7; $a ++) { $o .= ''; } $o .= ''; while ($d <= $l) { if (($dow == $f) && (!$started)) { $started = true; } $today = (((isset($tddate)) && ($tddate == $d)) ? "class=\"today\" " : ''); $o .= "'; $dow ++; if (($dow == 7) && ($d <= $l)) { $dow = 0; $o .= ''; } } if ($dow) { for ($a = $dow; $a < 7; $a ++) { $o .= ''; } } $o .= '

$str_month $y

' . mb_substr(day_translate($dn[$a]), 0, 3, 'UTF-8') . '
"; $day = str_replace(' ', ' ', sprintf('%2.2d', $d)); if ($started) { if (x($links, $d) !== false) { $o .= "$day"; } else { $o .= $day; } $d ++; } else { $o .= ' '; } $o .= '

' . "\r\n"; return $o; } }