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AphrontCalendarMonthView.php
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Thu, Feb 20, 04:08

AphrontCalendarMonthView.php
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<?php
/*
* Copyright 2012 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
final class AphrontCalendarMonthView extends AphrontView {
private $user;
private $month;
private $year;
private $holidays = array();
private $events = array();
public function setUser(PhabricatorUser $user) {
$this->user = $user;
return $this;
}
public function addEvent(AphrontCalendarEventView $event) {
$this->events[] = $event;
return $this;
}
public function setHolidays(array $holidays) {
assert_instances_of($holidays, 'PhabricatorCalendarHoliday');
$this->holidays = mpull($holidays, null, 'getDay');
return $this;
}
public function __construct($month, $year) {
$this->month = $month;
$this->year = $year;
}
public function render() {
if (empty($this->user)) {
throw new Exception("Call setUser() before render()!");
}
$events = msort($this->events, 'getEpochStart');
$days = $this->getDatesInMonth();
require_celerity_resource('aphront-calendar-view-css');
$first = reset($days);
$empty = $first->format('w');
$markup = array();
$empty_box =
'<div class="aphront-calendar-day aphront-calendar-empty">'.
'</div>';
for ($ii = 0; $ii < $empty; $ii++) {
$markup[] = $empty_box;
}
$show_events = array();
foreach ($days as $day) {
$holiday = idx($this->holidays, $day->format('Y-m-d'));
$class = 'aphront-calendar-day';
$weekday = $day->format('w');
if ($holiday || $weekday == 0 || $weekday == 6) {
$class .= ' aphront-calendar-not-work-day';
}
$day->setTime(0, 0, 0);
$epoch_start = $day->format('U');
$day->setTime(24, 0, 0);
$epoch_end = $day->format('U');
if ($weekday == 0) {
$show_events = array();
} else {
$show_events = array_fill_keys(
array_keys($show_events),
'<div class="aphront-calendar-event aphront-calendar-event-empty">'.
'&nbsp;'.
'</div>');
}
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) {
$show_events[$event->getUserPHID()] = $this->renderEvent(
$event,
$day,
$epoch_start,
$epoch_end);
}
}
$holiday_markup = null;
if ($holiday) {
$name = phutil_escape_html($holiday->getName());
$holiday_markup =
'<div class="aphront-calendar-holiday" title="'.$name.'">'.
$name.
'</div>';
}
$markup[] =
'<div class="'.$class.'">'.
'<div class="aphront-calendar-date-number">'.
$day->format('j').
'</div>'.
$holiday_markup.
implode("\n", $show_events).
'</div>';
}
$table = array();
$rows = array_chunk($markup, 7);
foreach ($rows as $row) {
$table[] = '<tr>';
while (count($row) < 7) {
$row[] = $empty_box;
}
foreach ($row as $cell) {
$table[] = '<td>'.$cell.'</td>';
}
$table[] = '</tr>';
}
$table =
'<table class="aphront-calendar-view">'.
'<tr class="aphront-calendar-month-year-header">'.
'<th colspan="7">'.$first->format('F Y').'</th>'.
'</tr>'.
'<tr class="aphront-calendar-day-of-week-header">'.
'<th>Sun</th>'.
'<th>Mon</th>'.
'<th>Tue</th>'.
'<th>Wed</th>'.
'<th>Thu</th>'.
'<th>Fri</th>'.
'<th>Sat</th>'.
'</tr>'.
implode("\n", $table).
'</table>';
return $table;
}
/**
* 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;
// Find the year and month numbers of the following month, so we can
// determine when this month ends.
$next_year = $year;
$next_month = $month + 1;
if ($next_month == 13) {
$next_year = $year + 1;
$next_month = 1;
}
$end_date = new DateTime("{$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 renderEvent(
AphrontCalendarEventView $event,
DateTime $day,
$epoch_start,
$epoch_end) {
$user = $this->user;
$event_start = $event->getEpochStart();
$event_end = $event->getEpochEnd();
$classes = array();
$when = array();
$classes[] = 'aphront-calendar-event';
if ($event_start < $epoch_start) {
$classes[] = 'aphront-calendar-event-continues-before';
$when[] = 'Started '.phabricator_datetime($event_start, $user);
} else {
$when[] = 'Starts at '.phabricator_time($event_start, $user);
}
if ($event_end > $epoch_end) {
$classes[] = 'aphront-calendar-event-continues-after';
$when[] = 'Ends '.phabricator_datetime($event_end, $user);
} else {
$when[] = 'Ends at '.phabricator_time($event_end, $user);
}
Javelin::initBehavior('phabricator-tooltips');
$info = $event->getName();
if ($event->getDescription()) {
$info .= "\n\n".$event->getDescription();
}
$text_div = javelin_render_tag(
'div',
array(
'sigil' => 'has-tooltip',
'meta' => array(
'tip' => $info."\n\n".implode("\n", $when),
'size' => 240,
),
'class' => 'aphront-calendar-event-text',
),
phutil_escape_html(phutil_utf8_shorten($event->getName(), 32)));
return javelin_render_tag(
'div',
array(
'class' => implode(' ', $classes),
),
$text_div);
}
}

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