mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-09-19 07:56:38 +02:00
c8eda9fd5c
Old PR: #4449
421 lines
12 KiB
PHP
421 lines
12 KiB
PHP
<?php
|
|
/**
|
|
* Represents a date field.
|
|
* The field currently supports New Zealand date format (DD/MM/YYYY),
|
|
* or an ISO 8601 formatted date (YYYY-MM-DD).
|
|
* Alternatively you can set a timestamp that is evaluated through
|
|
* PHP's built-in date() function according to your system locale.
|
|
*
|
|
* Example definition via {@link DataObject::$db}:
|
|
* <code>
|
|
* static $db = array(
|
|
* "Expires" => "Date",
|
|
* );
|
|
* </code>
|
|
*
|
|
* @todo Add localization support, see http://open.silverstripe.com/ticket/2931
|
|
*
|
|
* @package framework
|
|
* @subpackage model
|
|
*/
|
|
class Date extends DBField {
|
|
|
|
/**
|
|
* @config
|
|
* @see SS_DateTime::nice_format
|
|
* @see Time::nice_format
|
|
*/
|
|
private static $nice_format = 'd/m/Y';
|
|
|
|
|
|
public function setValue($value, $record = null) {
|
|
if($value === false || $value === null || (is_string($value) && !strlen($value))) {
|
|
// don't try to evaluate empty values with strtotime() below, as it returns "1970-01-01" when it should be
|
|
// saved as NULL in database
|
|
$this->value = null;
|
|
return;
|
|
}
|
|
|
|
// @todo This needs tidy up (what if you only specify a month and a year, for example?)
|
|
if(is_array($value)) {
|
|
if(!empty($value['Day']) && !empty($value['Month']) && !empty($value['Year'])) {
|
|
$this->value = $value['Year'] . '-' . $value['Month'] . '-' . $value['Day'];
|
|
return;
|
|
} else {
|
|
// return nothing (so checks below don't fail on an empty array)
|
|
return null;
|
|
}
|
|
}
|
|
|
|
// Default to NZ date format - strtotime expects a US date
|
|
if(preg_match('#^([0-9]+)/([0-9]+)/([0-9]+)$#', $value, $parts)) {
|
|
$value = "$parts[2]/$parts[1]/$parts[3]";
|
|
}
|
|
|
|
if(is_numeric($value)) {
|
|
$this->value = date('Y-m-d', $value);
|
|
} elseif(is_string($value)) {
|
|
try{
|
|
$date = new DateTime($value);
|
|
$this->value = $date->Format('Y-m-d');
|
|
return;
|
|
}catch(Exception $e){
|
|
$this->value = null;
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the date in the format specified by the config value nice_format, or dd/mm/yy by default
|
|
*/
|
|
public function Nice() {
|
|
if($this->value) return $this->Format($this->config()->nice_format);
|
|
}
|
|
|
|
/**
|
|
* Returns the date in US format: “01/18/2006”
|
|
*/
|
|
public function NiceUS() {
|
|
if($this->value) return $this->Format('m/d/Y');
|
|
}
|
|
|
|
/**
|
|
* Returns the year from the given date
|
|
*/
|
|
public function Year() {
|
|
if($this->value) return $this->Format('Y');
|
|
}
|
|
|
|
/**
|
|
* Returns the Full day, of the given date.
|
|
*/
|
|
public function Day(){
|
|
if($this->value) return $this->Format('l');
|
|
}
|
|
|
|
/**
|
|
* Returns a full textual representation of a month, such as January.
|
|
*/
|
|
public function Month() {
|
|
if($this->value) return $this->Format('F');
|
|
}
|
|
|
|
/**
|
|
* Returns the short version of the month such as Jan
|
|
*/
|
|
public function ShortMonth() {
|
|
if($this->value) return $this->Format('M');
|
|
}
|
|
|
|
/**
|
|
* Returns the day of the month.
|
|
* @param boolean $includeOrdinals Include ordinal suffix to day, e.g. "th" or "rd"
|
|
* @return string
|
|
*/
|
|
public function DayOfMonth($includeOrdinal = false) {
|
|
if($this->value) {
|
|
$format = 'j';
|
|
if ($includeOrdinal) $format .= 'S';
|
|
return $this->Format($format);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Returns the date in the format 24 December 2006
|
|
*/
|
|
public function Long() {
|
|
if($this->value) return $this->Format('j F Y');
|
|
}
|
|
|
|
/**
|
|
* Returns the date in the format 24 Dec 2006
|
|
*/
|
|
public function Full() {
|
|
if($this->value) return $this->Format('j M Y');
|
|
}
|
|
|
|
/**
|
|
* Return the date using a particular formatting string.
|
|
*
|
|
* @param string $format Format code string. e.g. "d M Y" (see http://php.net/date)
|
|
* @return string The date in the requested format
|
|
*/
|
|
public function Format($format) {
|
|
if($this->value){
|
|
$date = new DateTime($this->value);
|
|
return $date->Format($format);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Return the date formatted using the given strftime formatting string.
|
|
*
|
|
* strftime obeys the current LC_TIME/LC_ALL when printing lexical values
|
|
* like day- and month-names
|
|
*/
|
|
public function FormatI18N($formattingString) {
|
|
if($this->value) {
|
|
return strftime($formattingString, strtotime($this->value));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Return a date formatted as per a CMS user's settings.
|
|
*
|
|
* @param Member $member
|
|
* @return boolean | string A date formatted as per user-defined settings.
|
|
*/
|
|
public function FormatFromSettings($member = null) {
|
|
require_once 'Zend/Date.php';
|
|
|
|
if(!$member) {
|
|
if(!Member::currentUserID()) {
|
|
return false;
|
|
}
|
|
$member = Member::currentUser();
|
|
}
|
|
|
|
$formatD = $member->getDateFormat();
|
|
$zendDate = new Zend_Date($this->getValue(), 'y-MM-dd');
|
|
|
|
return $zendDate->toString($formatD);
|
|
}
|
|
|
|
/*
|
|
* Return a string in the form "12 - 16 Sept" or "12 Aug - 16 Sept"
|
|
* @param Date $otherDateObj Another date object specifying the end of the range
|
|
* @param boolean $includeOrdinals Include ordinal suffix to day, e.g. "th" or "rd"
|
|
* @return string
|
|
*/
|
|
public function RangeString($otherDateObj, $includeOrdinals = false) {
|
|
$d1 = $this->DayOfMonth($includeOrdinals);
|
|
$d2 = $otherDateObj->DayOfMonth($includeOrdinals);
|
|
$m1 = $this->ShortMonth();
|
|
$m2 = $otherDateObj->ShortMonth();
|
|
$y1 = $this->Year();
|
|
$y2 = $otherDateObj->Year();
|
|
|
|
if($y1 != $y2) return "$d1 $m1 $y1 - $d2 $m2 $y2";
|
|
else if($m1 != $m2) return "$d1 $m1 - $d2 $m2 $y1";
|
|
else return "$d1 - $d2 $m1 $y1";
|
|
}
|
|
|
|
public function Rfc822() {
|
|
if($this->value) return date('r', strtotime($this->value));
|
|
}
|
|
|
|
public function Rfc2822() {
|
|
if($this->value) return date('Y-m-d H:i:s', strtotime($this->value));
|
|
}
|
|
|
|
public function Rfc3339() {
|
|
$timestamp = ($this->value) ? strtotime($this->value) : false;
|
|
if(!$timestamp) return false;
|
|
|
|
$date = date('Y-m-d\TH:i:s', $timestamp);
|
|
|
|
$matches = array();
|
|
if(preg_match('/^([\-+])(\d{2})(\d{2})$/', date('O', $timestamp), $matches)) {
|
|
$date .= $matches[1].$matches[2].':'.$matches[3];
|
|
} else {
|
|
$date .= 'Z';
|
|
}
|
|
|
|
return $date;
|
|
}
|
|
|
|
/**
|
|
* Returns the number of seconds/minutes/hours/days or months since the timestamp.
|
|
*
|
|
* @param boolean $includeSeconds Show seconds, or just round to "less than a minute".
|
|
* @param int $significance Minimum significant value of X for "X units ago" to display
|
|
* @return String
|
|
*/
|
|
public function Ago($includeSeconds = true, $significance = 2) {
|
|
if($this->value) {
|
|
$time = SS_Datetime::now()->Format('U');
|
|
if(strtotime($this->value) == $time || $time > strtotime($this->value)) {
|
|
return _t(
|
|
'Date.TIMEDIFFAGO',
|
|
"{difference} ago",
|
|
'Natural language time difference, e.g. 2 hours ago',
|
|
array('difference' => $this->TimeDiff($includeSeconds, $significance))
|
|
);
|
|
} else {
|
|
return _t(
|
|
'Date.TIMEDIFFIN',
|
|
"in {difference}",
|
|
'Natural language time difference, e.g. in 2 hours',
|
|
array('difference' => $this->TimeDiff($includeSeconds, $significance))
|
|
);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param boolean $includeSeconds Show seconds, or just round to "less than a minute".
|
|
* @param int $significance Minimum significant value of X for "X units ago" to display
|
|
* @return string
|
|
*/
|
|
public function TimeDiff($includeSeconds = true, $significance = 2) {
|
|
if(!$this->value) return false;
|
|
|
|
$time = SS_Datetime::now()->Format('U');
|
|
$ago = abs($time - strtotime($this->value));
|
|
if($ago < 60 && !$includeSeconds) {
|
|
return _t('Date.LessThanMinuteAgo', 'less than a minute');
|
|
} elseif($ago < $significance * 60 && $includeSeconds) {
|
|
return $this->TimeDiffIn('seconds');
|
|
} elseif($ago < $significance * 3600) {
|
|
return $this->TimeDiffIn('minutes');
|
|
} elseif($ago < $significance * 86400) {
|
|
return $this->TimeDiffIn('hours');
|
|
} elseif($ago < $significance * 86400 * 30) {
|
|
return $this->TimeDiffIn('days');
|
|
} elseif($ago < $significance * 86400 * 365) {
|
|
return $this->TimeDiffIn('months');
|
|
} else {
|
|
return $this->TimeDiffIn('years');
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets the time difference, but always returns it in a certain format
|
|
*
|
|
* @param string $format The format, could be one of these:
|
|
* 'seconds', 'minutes', 'hours', 'days', 'months', 'years'.
|
|
* @return string The resulting formatted period
|
|
*/
|
|
public function TimeDiffIn($format) {
|
|
if(!$this->value) return false;
|
|
|
|
$time = SS_Datetime::now()->Format('U');
|
|
$ago = abs($time - strtotime($this->value));
|
|
|
|
switch($format) {
|
|
case "seconds":
|
|
$span = $ago;
|
|
return ($span != 1) ? "{$span} "._t("Date.SECS", "secs") : "{$span} "._t("Date.SEC", "sec");
|
|
|
|
case "minutes":
|
|
$span = round($ago/60);
|
|
return ($span != 1) ? "{$span} "._t("Date.MINS", "mins") : "{$span} "._t("Date.MIN", "min");
|
|
|
|
case "hours":
|
|
$span = round($ago/3600);
|
|
return ($span != 1) ? "{$span} "._t("Date.HOURS", "hours") : "{$span} "._t("Date.HOUR", "hour");
|
|
|
|
case "days":
|
|
$span = round($ago/86400);
|
|
return ($span != 1) ? "{$span} "._t("Date.DAYS", "days") : "{$span} "._t("Date.DAY", "day");
|
|
|
|
case "months":
|
|
$span = round($ago/86400/30);
|
|
return ($span != 1) ? "{$span} "._t("Date.MONTHS", "months") : "{$span} "._t("Date.MONTH", "month");
|
|
|
|
case "years":
|
|
$span = round($ago/86400/365);
|
|
return ($span != 1) ? "{$span} "._t("Date.YEARS", "years") : "{$span} "._t("Date.YEAR", "year");
|
|
}
|
|
}
|
|
|
|
public function requireField() {
|
|
$parts=Array('datatype'=>'date', 'arrayValue'=>$this->arrayValue);
|
|
$values=Array('type'=>'date', 'parts'=>$parts);
|
|
DB::require_field($this->tableName, $this->name, $values);
|
|
}
|
|
|
|
/**
|
|
* Returns true if date is in the past.
|
|
* @return boolean
|
|
*/
|
|
public function InPast() {
|
|
return strtotime($this->value) < SS_Datetime::now()->Format('U');
|
|
}
|
|
|
|
/**
|
|
* Returns true if date is in the future.
|
|
* @return boolean
|
|
*/
|
|
public function InFuture() {
|
|
return strtotime($this->value) > SS_Datetime::now()->Format('U');
|
|
}
|
|
|
|
/**
|
|
* Returns true if date is today.
|
|
* @return boolean
|
|
*/
|
|
public function IsToday() {
|
|
return (date('Y-m-d', strtotime($this->value)) == SS_Datetime::now()->Format('Y-m-d'));
|
|
}
|
|
|
|
/**
|
|
* Returns a date suitable for insertion into a URL and use by the system.
|
|
*/
|
|
public function URLDate() {
|
|
return date('Y-m-d', strtotime($this->value));
|
|
}
|
|
|
|
|
|
public function days_between($fyear, $fmonth, $fday, $tyear, $tmonth, $tday){
|
|
return abs((mktime ( 0, 0, 0, $fmonth, $fday, $fyear) - mktime ( 0, 0, 0, $tmonth, $tday, $tyear))/(60*60*24));
|
|
}
|
|
|
|
public function day_before($fyear, $fmonth, $fday){
|
|
return date ("Y-m-d", mktime (0,0,0,$fmonth,$fday-1,$fyear));
|
|
}
|
|
|
|
public function next_day($fyear, $fmonth, $fday){
|
|
return date ("Y-m-d", mktime (0,0,0,$fmonth,$fday+1,$fyear));
|
|
}
|
|
|
|
public function weekday($fyear, $fmonth, $fday){ // 0 is a Monday
|
|
return (((mktime ( 0, 0, 0, $fmonth, $fday, $fyear) - mktime ( 0, 0, 0, 7, 17, 2006))/(60*60*24))+700000) % 7;
|
|
}
|
|
|
|
public function prior_monday($fyear, $fmonth, $fday){
|
|
return date ("Y-m-d", mktime (0,0,0,$fmonth,$fday-$this->weekday($fyear, $fmonth, $fday),$fyear));
|
|
}
|
|
|
|
/**
|
|
* Return the nearest date in the past, based on day and month.
|
|
* Automatically attaches the correct year.
|
|
*
|
|
* This is useful for determining a financial year start or end date.
|
|
*
|
|
* @param $fmonth int The number of the month (e.g. 3 is March, 4 is April)
|
|
* @param $fday int The day of the month
|
|
* @param $fyear int Determine historical value
|
|
* @return string Date in YYYY-MM-DD format
|
|
*/
|
|
public static function past_date($fmonth, $fday = 1, $fyear = null) {
|
|
if(!$fyear) $fyear = date('Y');
|
|
$fday = (int) $fday;
|
|
$fmonth = (int) $fmonth;
|
|
$fyear = (int) $fyear;
|
|
|
|
$pastDate = mktime(0, 0, 0, $fmonth, $fday, $fyear);
|
|
$curDate = mktime(0, 0, 0, date('m'), date('d'), $fyear);
|
|
|
|
if($pastDate < $curDate) {
|
|
return date('Y-m-d', mktime(0, 0, 0, $fmonth, $fday, $fyear));
|
|
} else {
|
|
return date('Y-m-d', mktime(0, 0, 0, $fmonth, $fday, $fyear - 1));
|
|
}
|
|
}
|
|
|
|
public function scaffoldFormField($title = null, $params = null) {
|
|
$field = DateField::create($this->name, $title);
|
|
|
|
// Show formatting hints for better usability
|
|
$field->setDescription(sprintf(
|
|
_t('FormField.Example', 'e.g. %s', 'Example format'),
|
|
Convert::raw2xml(Zend_Date::now()->toString($field->getConfig('dateformat')))
|
|
));
|
|
$field->setAttribute('placeholder', $field->getConfig('dateformat'));
|
|
|
|
return $field;
|
|
}
|
|
}
|