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PHUICalendarMonthView.php
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Fri, Dec 27, 06:44

PHUICalendarMonthView.php
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<?php
final class PHUICalendarMonthView extends AphrontView {
private $rangeStart;
private $rangeEnd;
private $day;
private $month;
private $year;
private $holidays = array();
private $events = array();
private $browseURI;
private $image;
private $error;
public function setBrowseURI($browse_uri) {
$this->browseURI = $browse_uri;
return $this;
}
private function getBrowseURI() {
return $this->browseURI;
}
public function addEvent(AphrontCalendarEventView $event) {
$this->events[] = $event;
return $this;
}
public function setImage($uri) {
$this->image = $uri;
return $this;
}
public function setInfoView(PHUIInfoView $error) {
$this->error = $error;
return $this;
}
public function setHolidays(array $holidays) {
assert_instances_of($holidays, 'PhabricatorCalendarHoliday');
$this->holidays = mpull($holidays, null, 'getDay');
return $this;
}
public function __construct(
$range_start,
$range_end,
$month,
$year,
$day = null) {
$this->rangeStart = $range_start;
$this->rangeEnd = $range_end;
$this->day = $day;
$this->month = $month;
$this->year = $year;
}
public function render() {
if (empty($this->user)) {
throw new PhutilInvalidStateException('setUser');
}
$events = msort($this->events, 'getEpochStart');
$days = $this->getDatesInMonth();
require_celerity_resource('phui-calendar-month-css');
$first = reset($days);
$empty = $first->format('w');
$markup = array();
$empty_cell = array(
'list' => null,
'date' => null,
'uri' => null,
'count' => 0,
'class' => null,
);
for ($ii = 0; $ii < $empty; $ii++) {
$markup[] = $empty_cell;
}
$show_events = array();
foreach ($days as $day) {
$day_number = $day->format('j');
$holiday = idx($this->holidays, $day->format('Y-m-d'));
$class = 'phui-calendar-month-day';
$weekday = $day->format('w');
if ($holiday || $weekday == 0 || $weekday == 6) {
$class .= ' phui-calendar-not-work-day';
}
$day->setTime(0, 0, 0);
$epoch_start = $day->format('U');
$epoch_end = id(clone $day)->modify('+1 day')->format('U');
if ($weekday == 0) {
$show_events = array();
} else {
$show_events = array_fill_keys(
array_keys($show_events),
phutil_tag_div(
'phui-calendar-event phui-calendar-event-empty',
"\xC2\xA0")); // &nbsp;
}
$list_events = array();
$all_day_events = array();
foreach ($events as $event) {
if ($event->getEpochStart() >= $epoch_end) {
// This list is sorted, so we can stop looking.
break;
}
if ($event->getEpochStart() < $epoch_end &&
$event->getEpochEnd() > $epoch_start) {
if ($event->getIsAllDay()) {
$all_day_events[] = $event;
} else {
$list_events[] = $event;
}
}
}
$list = new PHUICalendarListView();
$list->setUser($this->user);
foreach ($all_day_events as $item) {
$list->addEvent($item);
}
foreach ($list_events as $item) {
$list->addEvent($item);
}
$uri = $this->getBrowseURI();
$uri = $uri.$day->format('Y').'/'.
$day->format('m').'/'.
$day->format('d').'/';
$markup[] = array(
'list' => $list,
'date' => $day,
'uri' => $uri,
'count' => count($all_day_events) + count($list_events),
'class' => $class,
);
}
$table = array();
$rows = array_chunk($markup, 7);
foreach ($rows as $row) {
$cells = array();
$event_count_badge = null;
while (count($row) < 7) {
$row[] = $empty_cell;
}
foreach ($row as $cell) {
$cell_list = $cell['list'];
$class = $cell['class'];
$uri = $cell['uri'];
$count = $cell['count'];
$event_count = null;
if ($count > 0) {
$event_count = phutil_tag(
'div',
array(
'class' => 'phui-calendar-month-count-badge',
),
$count);
}
$event_count_badge = phutil_tag(
'div',
array(
'class' => 'phui-calendar-month-event-count',
),
$event_count);
$cell_day_secret_link = phutil_tag(
'a',
array(
'class' => 'phui-calendar-month-secret-link',
'href' => $uri,
),
null);
$cell_div = phutil_tag(
'div',
array(
'class' => 'phui-calendar-month-cell-div',
),
array(
$cell_day_secret_link,
$event_count_badge,
$cell_list,
));
$cells[] = phutil_tag(
'td',
array(
'class' => 'phui-calendar-month-event-list '.$class,
),
$cell_div);
}
$table[] = phutil_tag('tr', array(), $cells);
$cells = array();
foreach ($row as $cell) {
$class = $cell['class'];
$cell_day_secret_link = null;
if ($cell['date']) {
$cell_day = $cell['date'];
$uri = $cell['uri'];
$cell_day_secret_link = phutil_tag(
'a',
array(
'class' => 'phui-calendar-month-secret-link',
'href' => $uri,
),
null);
$cell_day = phutil_tag(
'a',
array(
'class' => 'phui-calendar-date-number',
'href' => $uri,
),
$cell_day->format('j'));
} else {
$cell_day = null;
}
if ($cell['date'] && $cell['date']->format('j') == $this->day) {
$today_class = 'phui-calendar-today-slot phui-calendar-today';
} else {
$today_class = 'phui-calendar-today-slot';
}
$today_slot = phutil_tag (
'div',
array(
'class' => $today_class,
),
null);
$cell_div = phutil_tag(
'div',
array(
'class' => 'phui-calendar-month-cell-div',
),
array(
$cell_day_secret_link,
$cell_day,
$today_slot,
));
$cells[] = phutil_tag(
'td',
array(
'class' => 'phui-calendar-date-number-container '.$class,
),
$cell_div);
}
$table[] = phutil_tag('tr', array(), $cells);
}
$header = phutil_tag(
'tr',
array('class' => 'phui-calendar-day-of-week-header'),
array(
phutil_tag('th', array(), pht('Sun')),
phutil_tag('th', array(), pht('Mon')),
phutil_tag('th', array(), pht('Tue')),
phutil_tag('th', array(), pht('Wed')),
phutil_tag('th', array(), pht('Thu')),
phutil_tag('th', array(), pht('Fri')),
phutil_tag('th', array(), pht('Sat')),
));
$table = phutil_tag(
'table',
array('class' => 'phui-calendar-view'),
array(
$header,
phutil_implode_html("\n", $table),
));
$warnings = $this->getQueryRangeWarning();
$box = id(new PHUIObjectBoxView())
->setHeader($this->renderCalendarHeader($first))
->appendChild($table)
->setFormErrors($warnings);
if ($this->error) {
$box->setInfoView($this->error);
}
return $box;
}
private function renderCalendarHeader(DateTime $date) {
$button_bar = null;
// check for a browseURI, which means we need "fancy" prev / next UI
$uri = $this->getBrowseURI();
if ($uri) {
list($prev_year, $prev_month) = $this->getPrevYearAndMonth();
$prev_uri = $uri.$prev_year.'/'.$prev_month.'/';
list($next_year, $next_month) = $this->getNextYearAndMonth();
$next_uri = $uri.$next_year.'/'.$next_month.'/';
$button_bar = new PHUIButtonBarView();
$left_icon = id(new PHUIIconView())
->setIconFont('fa-chevron-left bluegrey');
$left = id(new PHUIButtonView())
->setTag('a')
->setColor(PHUIButtonView::GREY)
->setHref($prev_uri)
->setTitle(pht('Previous Month'))
->setIcon($left_icon);
$right_icon = id(new PHUIIconView())
->setIconFont('fa-chevron-right bluegrey');
$right = id(new PHUIButtonView())
->setTag('a')
->setColor(PHUIButtonView::GREY)
->setHref($next_uri)
->setTitle(pht('Next Month'))
->setIcon($right_icon);
$button_bar->addButton($left);
$button_bar->addButton($right);
}
$header = id(new PHUIHeaderView())
->setHeader($date->format('F Y'));
if ($button_bar) {
$header->setButtonBar($button_bar);
}
if ($this->image) {
$header->setImage($this->image);
}
return $header;
}
private function getQueryRangeWarning() {
$errors = array();
$range_start_epoch = $this->rangeStart->getEpoch();
$range_end_epoch = $this->rangeEnd->getEpoch();
$month_start = $this->getDateTime();
$month_end = id(clone $month_start)->modify('+1 month');
$month_start = $month_start->format('U');
$month_end = $month_end->format('U') - 1;
if (($range_start_epoch != null &&
$range_start_epoch < $month_end &&
$range_start_epoch > $month_start) ||
($range_end_epoch != null &&
$range_end_epoch < $month_end &&
$range_end_epoch > $month_start)) {
$errors[] = pht('Part of the month is out of range');
}
if (($this->rangeEnd->getEpoch() != null &&
$this->rangeEnd->getEpoch() < $month_start) ||
($this->rangeStart->getEpoch() != null &&
$this->rangeStart->getEpoch() > $month_end)) {
$errors[] = pht('Month is out of query range');
}
return $errors;
}
private function getNextYearAndMonth() {
$next = $this->getDateTime();
$next->modify('+1 month');
return array(
$next->format('Y'),
$next->format('m'),
);
}
private function getPrevYearAndMonth() {
$prev = $this->getDateTime();
$prev->modify('-1 month');
return array(
$prev->format('Y'),
$prev->format('m'),
);
}
/**
* Return a DateTime object representing the first moment in each day in the
* month, according to the user's locale.
*
* @return list List of DateTimes, one for each day.
*/
private function getDatesInMonth() {
$user = $this->user;
$timezone = new DateTimeZone($user->getTimezoneIdentifier());
$month = $this->month;
$year = $this->year;
// Get the year and month numbers of the following month, so we can
// determine when this month ends.
list($next_year, $next_month) = $this->getNextYearAndMonth();
$end_date = new DateTime("{$next_year}-{$next_month}-01", $timezone);
$end_epoch = $end_date->format('U');
$days = array();
for ($day = 1; $day <= 31; $day++) {
$day_date = new DateTime("{$year}-{$month}-{$day}", $timezone);
$day_epoch = $day_date->format('U');
if ($day_epoch >= $end_epoch) {
break;
} else {
$days[] = $day_date;
}
}
return $days;
}
private function getDateTime() {
$user = $this->user;
$timezone = new DateTimeZone($user->getTimezoneIdentifier());
$month = $this->month;
$year = $this->year;
$date = new DateTime("{$year}-{$month}-01 ", $timezone);
return $date;
}
}

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