/**
* Record difference in times, if any
* @param string $name
* @param DATE_TIME $orig_date
* @param DATE_TIME $new_date
* @param string $type Type of date-time formatting to use.
* @access private
*/
protected function _record_time_difference($name, $orig_date, $new_date, $type = Date_time_format_short_date_and_time)
{
if (!$orig_date->equals($new_date)) {
$f = $orig_date->formatter();
$f->set_type_and_clear_flags($type);
if ($orig_date->is_valid()) {
$orig_text = $orig_date->format($f);
} else {
$orig_text = '[not set]';
}
if ($new_date->is_valid()) {
$new_text = $new_date->format($f);
} else {
$new_text = '[not set]';
}
$this->_record_string_difference($name, $orig_text, $new_text);
}
}
/**
* Has this object been changed since it was created?
* @return boolean
*/
public function modified()
{
return !$this->time_created->equals($this->time_modified);
}
public function date_style()
{
if ($this->first_day_mode == Day_mode_adjust) {
return Album_is_adjusted;
}
if ($this->last_day_mode == Day_mode_today) {
return Album_is_journal;
}
if ($this->first_day->equals($this->last_day, Date_time_date_part)) {
return Album_is_single_day;
}
return Album_is_span;
}
/**
* @return boolean
*/
public function modified()
{
if ($this->time_published->is_valid()) {
return !$this->time_published->equals($this->time_modified);
}
return parent::modified();
}
