/**
* Change the way the album constrains dates.
* @param string $style Can be one of {@link Album_is_single_day}, {@link Album_is_span}, {@link Album_is_journal} or {@link Album_is_adjusted}.
* @param DATE_TIME $first_day
* @param DATE_TIME $last_day */
public function set_date_style($style, $first_day, $last_day)
{
$this->first_day = $first_day;
$this->last_day = $last_day;
switch ($style) {
case Album_is_single_day:
$this->first_day_mode = Day_mode_fixed;
$this->last_day_mode = Day_mode_fixed;
$this->first_day->set_time_from_iso('00:00:00');
$this->last_day->set_time_from_iso('23:59:59');
break;
case Album_is_span:
$this->first_day_mode = Day_mode_fixed;
$this->last_day_mode = Day_mode_fixed;
$this->first_day->set_time_from_iso('00:00:00');
$this->last_day->set_time_from_iso('23:59:59');
break;
case Album_is_journal:
$this->first_day_mode = Day_mode_fixed;
$this->last_day_mode = Day_mode_today;
$this->first_day->set_time_from_iso('00:00:00');
$this->last_day->set_now();
break;
case Album_is_adjusted:
$this->first_day_mode = Day_mode_adjust;
$this->last_day_mode = Day_mode_adjust;
$this->refresh_dates();
break;
}
}
/**
* Set the first and last days to render.
* Must be called before calling {@link display()}.
* @param DATE_TIME $first_day
* @param DATE_TIME $last_day
*/
public function set_ranges($first_day, $last_day)
{
$first_day->set_time_from_iso('00:00:00');
$last_day->set_time_from_iso('23:59:59');
$this->first_day = $first_day;
$this->last_day = $last_day;
$php_first_day = $first_day->as_php();
$php_last_day = $last_day->as_php();
$first_month = date("n", $php_first_day);
$first_year = date("Y", $php_first_day);
$last_month = date("n", $php_last_day);
$last_year = date("Y", $php_last_day);
$diff_months = $last_year * Months_in_year + $last_month - ($first_year * Months_in_year + $first_month);
if ($diff_months > Months_in_year) {
$this->num_years = $last_year - $first_year + 1;
} else {
$this->num_years = 1;
}
$this->pager->set_ranges($this->num_years, 1);
$this->pager->page_offset = date("Y", $php_first_day) - 1;
$curr_month = $first_month;
$curr_year = $first_year;
$diff_months = $last_year * 12 + $last_month - ($curr_year * 12 + $curr_month);
if ($diff_months > 12) {
// the span is more than 12 months, so split into pages
if ($this->pager->page_number == 1) {
$last_month = 12;
$last_year = $curr_year;
} else {
$curr_month = 1;
$curr_year = $curr_year + $this->pager->page_number - 1;
if ($curr_year != $last_year) {
$last_month = 12;
$last_year = $curr_year;
}
}
}
$this->_curr_month = $curr_month;
$this->_curr_year = $curr_year;
$this->_last_month = $last_month;
$this->_last_year = $last_year;
$this->_page_changed();
}
