Files
server/usr/share/psa-horde/kronolith/lib/View/Day.php
2026-01-07 20:52:11 +01:00

449 lines
17 KiB
PHP

<?php
/**
* The Kronolith_View_Day:: class provides an API for viewing days.
*
* @author Chuck Hagenbuch <chuck@horde.org>
* @author Jan Schneider <jan@horde.org>
* @package Kronolith
*/
class Kronolith_View_Day extends Kronolith_Day
{
public $all_day_events = array();
public $span = array();
public $totalspan = 0;
public $sidebyside = false;
public $events = array();
protected $_event_matrix = array();
protected $_parsed = false;
protected $_currentCalendars = array();
protected $_first;
protected $_last;
/**
*
* @param Horde_Date $date The day for this view
* @param array $events An array of Kronolith_Event objects
*
* @return Kronolith_View_Day
*/
public function __construct(Horde_Date $date, array $events = null)
{
parent::__construct($date->month, $date->mday, $date->year);
$this->sidebyside = $GLOBALS['prefs']->getValue('show_shared_side_by_side');
if ($this->sidebyside) {
$allCalendars = Kronolith::listInternalCalendars();
foreach ($GLOBALS['calendar_manager']->get(Kronolith::DISPLAY_CALENDARS) as $cid) {
$this->_currentCalendars[$cid] = $allCalendars[$cid];
$this->all_day_events[$cid] = array();
}
} else {
$this->_currentCalendars = array(0);
}
if ($events === null) {
try {
$events = Kronolith::listEvents(
$this,
new Horde_Date(array('year' => $this->year,
'month' => $this->month,
'mday' => $this->mday)));
$this->events = array_shift($events);
} catch (Exception $e) {
$GLOBALS['notification']->push($e, 'horde.error');
$this->events = array();
}
} else {
$this->events = $events;
}
if (!is_array($this->events)) {
$this->events = array();
}
}
public function html()
{
global $prefs;
if (!$this->_parsed) {
$this->parse();
}
$started = false;
$first_row = true;
$addLinks = Kronolith::getDefaultCalendar(Horde_Perms::EDIT) &&
($GLOBALS['injector']->getInstance('Horde_Core_Perms')->hasAppPermission('max_events') === true ||
$GLOBALS['injector']->getInstance('Horde_Core_Perms')->hasAppPermission('max_events') > Kronolith::countEvents());
$showLocation = Kronolith::viewShowLocation();
$showTime = Kronolith::viewShowTime();
require KRONOLITH_TEMPLATES . '/day/head.inc';
if ($this->sidebyside) {
require KRONOLITH_TEMPLATES . '/day/head_side_by_side.inc';
}
echo '<tbody>';
if ($addLinks) {
$newEventUrl = Horde::url('new.php')
->add(array('datetime' => sprintf($this->dateString() . '%02d%02d00',
$this->slots[0]['hour'], $this->slots[0]['min']),
'allday' => 1,
'url' => Horde::signUrl($this->link(0, true))))
->link(array('title' => _("Create a New Event")))
. _("All day")
. '</a>';
} else {
$newEventUrl = _("All day");
}
$row = '<td colspan="' . $this->totalspan . '">';
foreach (array_keys($this->_currentCalendars) as $cid) {
foreach ($this->all_day_events[$cid] as $event) {
$row .= '<div class="kronolith-event"'
. $event->getCSSColors() . '>'
. $event->getLink($this, true, Horde::signUrl($this->link(0, true)));
if (!$event->isPrivate() && $showLocation) {
$row .= '<span class="event-location">'
. htmlspecialchars($event->getLocation()) . '</span>';
}
$row .= '</div>';
}
}
$row .= '</td>';
require KRONOLITH_TEMPLATES . '/day/all_day.inc';
$day_hour_force = $prefs->getValue('day_hour_force');
$day_hour_start = $prefs->getValue('day_hour_start') / 2 * $this->slotsPerHour;
$day_hour_end = $prefs->getValue('day_hour_end') / 2 * $this->slotsPerHour;
$rows = array();
$covered = array();
for ($i = 0; $i < $this->slotsPerDay; ++$i) {
if ($i >= $day_hour_end && $i > $this->_last) {
break;
}
if ($i < $this->_first && $i < $day_hour_start) {
continue;
}
$row = '';
if (!count($this->_currentCalendars)) {
$row .= '<td>&nbsp;</td>';
}
foreach (array_keys($this->_currentCalendars) as $cid) {
$hspan = 0;
foreach ($this->_event_matrix[$cid][$i] as $key) {
$event = &$this->events[$key];
// Since we've made sure that this event's overlap is a
// factor of the total span, we get this event's
// individual span by dividing the total span by this
// event's overlap.
$span = $this->span[$cid] / $event->overlap;
// Store the indent we're starting this event at
// for future use.
if (!isset($event->indent)) {
$event->indent = $hspan;
}
// If the first node that we would cover is
// already covered, we can assume that table
// rendering will take care of pushing the event
// over. However, if the first node _isn't_
// covered but any others that we would cover
// _are_, we only cover the available nodes.
if (!isset($covered[$i][$event->indent])) {
$collision = false;
$available = 0;
for ($y = $event->indent; $y < ($span + $event->indent); ++$y) {
if (isset($covered[$i][$y])) {
$collision = true;
break;
}
$available++;
}
if ($collision) {
$span = $available;
}
}
$hspan += $span;
$start = new Horde_Date(array(
'hour' => floor($i / $this->slotsPerHour),
'min' => ($i % $this->slotsPerHour) * $this->slotLength,
'month' => $this->month,
'mday' => $this->mday,
'year' => $this->year));
$end_slot = new Horde_Date($start);
$end_slot->min += $this->slotLength;
if (((!$day_hour_force || $i >= $day_hour_start) &&
$event->start->compareDateTime($start) >= 0 &&
$event->start->compareDateTime($end_slot) < 0 ||
$start->compareDateTime($this) == 0) ||
($day_hour_force &&
$i == $day_hour_start &&
$event->start->compareDateTime($start) < 0)) {
// Store the nodes that we're covering for
// this event in the coverage graph.
for ($x = $i; $x < ($i + $event->rowspan); ++$x) {
for ($y = $event->indent; $y < $hspan; ++$y) {
$covered[$x][$y] = true;
}
}
$row .= '<td class="kronolith-event"'
. $event->getCSSColors()
. 'width="' . round((90 / count($this->_currentCalendars)) * ($span / $this->span[$cid])) . '%" '
. 'valign="top" colspan="' . $span . '" rowspan="' . $event->rowspan . '">'
. '<div class="kronolith-event-info">';
if ($showTime) {
$row .= '<span class="kronolith-time">' . htmlspecialchars($event->getTimeRange()) . '</span>';
}
$row .= $event->getLink($this, true, Horde::signUrl($this->link(0, true)));
if (!$event->isPrivate() && $showLocation) {
$row .= '<span class="kronolith-location">' . htmlspecialchars($event->getLocation()) . '</span>';
}
$row .= '</div></td>';
}
}
$diff = $this->span[$cid] - $hspan;
if ($diff > 0) {
$row .= '<td colspan="' . $diff . '">&nbsp;</td>';
}
}
$time = $this->prefHourFormat(
$this->slots[$i]['hour'],
($i % $this->slotsPerHour) * $this->slotLength);
if ($addLinks) {
$newEventUrl = Horde::url('new.php')
->add(array('datetime' => sprintf($this->dateString() . '%02d%02d00',
$this->slots[$i]['hour'], $this->slots[$i]['min']),
'url' => Horde::signUrl($this->link(0, true))))
->link(array('title' =>_("Create a New Event")))
. $time
. '</a>';
} else {
$newEventUrl = $time;
}
$rows[] = array('row' => $row, 'slot' => $newEventUrl);
}
$template = $GLOBALS['injector']->createInstance('Horde_Template');
$template->set('rows', $rows);
$template->set('show_slots', true, true);
echo $template->fetch(KRONOLITH_TEMPLATES . '/day/rows.html')
. '</tbody></table>';
}
/**
* This function runs through the events and tries to figure out
* what should be on each line of the output table. This is a
* little tricky.
*/
public function parse()
{
global $prefs;
$tmp = array();
$day_hour_force = $prefs->getValue('day_hour_force');
$day_hour_start = $prefs->getValue('day_hour_start') / 2 * $this->slotsPerHour;
$day_hour_end = $prefs->getValue('day_hour_end') / 2 * $this->slotsPerHour;
// Separate out all day events and do some initialization/prep
// for parsing.
foreach (array_keys($this->_currentCalendars) as $cid) {
$this->all_day_events[$cid] = array();
}
foreach ($this->events as $key => $event) {
// If we have side_by_side we only want to include the
// event in the proper calendar.
if ($this->sidebyside) {
$cid = $event->calendar;
} else {
$cid = 0;
}
// All day events are easy; store them seperately.
if ($event->isAllDay()) {
$this->all_day_events[$cid][] = clone $event;
} else {
// Initialize the number of events that this event
// overlaps with.
$event->overlap = 0;
// Initialize this event's vertical span.
$event->rowspan = 0;
$tmp[] = clone $event;
}
}
$this->events = $tmp;
// Initialize the set of different rowspans needed.
$spans = array(1 => true);
// Track the first and last slots in which we have an event
// (they each start at the other end of the day and move
// towards/past each other as we find events).
$this->_first = $this->slotsPerDay;
$this->_last = 0;
// Run through every slot, adding in entries for every event
// that we have here.
for ($i = 0; $i < $this->slotsPerDay; ++$i) {
// Initialize this slot in the event matrix.
foreach (array_keys($this->_currentCalendars) as $cid) {
$this->_event_matrix[$cid][$i] = array();
}
// Calculate the start and end times for this slot.
$start = new Horde_Date(array(
'hour' => floor($i / $this->slotsPerHour),
'min' => ($i % $this->slotsPerHour) * $this->slotLength,
'month' => $this->month,
'mday' => $this->mday,
'year' => $this->year));
$end = clone $start;
$end->min += $this->slotLength;
// Search through our events.
foreach ($this->events as $key => $event) {
// If we have side_by_side we only want to include the
// event in the proper calendar.
if ($this->sidebyside) {
$cid = $event->calendar;
} else {
$cid = 0;
}
// If the event falls anywhere inside this slot, add
// it, make sure other events know that they overlap
// it, and increment the event's vertical span.
if (($event->end->compareDateTime($start) > 0 &&
$event->start->compareDateTime($end) < 0) ||
($event->end->compareDateTime($event->start) == 0 &&
$event->start->compareDateTime($start) == 0)) {
// Make sure we keep the latest hour that an event
// reaches up-to-date.
if ($i > $this->_last &&
(!$day_hour_force || $i <= $day_hour_end)) {
$this->_last = $i;
}
// Make sure we keep the first hour that an event
// reaches up-to-date.
if ($i < $this->_first &&
(!$day_hour_force || $i >= $day_hour_start)) {
$this->_first = $i;
}
if (!$day_hour_force ||
($i >= $day_hour_start && $i <= $day_hour_end)) {
// Add this event to the events which are in this row.
$this->_event_matrix[$cid][$i][] = $key;
// Increment the event's vertical span.
++$this->events[$key]->rowspan;
}
}
}
foreach (array_keys($this->_currentCalendars) as $cid) {
// Update the number of events that events in this row
// overlap with.
$max = 0;
$count = count($this->_event_matrix[$cid][$i]);
foreach ($this->_event_matrix[$cid][$i] as $ev) {
$this->events[$ev]->overlap = max($this->events[$ev]->overlap, $count);
$max = max($max, $this->events[$ev]->overlap);
}
// Update the set of rowspans to include the value for
// this row.
$spans[$cid][$max] = true;
}
}
foreach (array_keys($this->_currentCalendars) as $cid) {
// Sort every row by start time so that events always show
// up here in the same order.
for ($i = $this->_first; $i <= $this->_last; ++$i) {
if (count($this->_event_matrix[$cid][$i])) {
usort($this->_event_matrix[$cid][$i], array($this, '_sortByStart'));
}
}
// Now that we have the number of events in each row, we
// can calculate the total span needed.
$span[$cid] = 1;
// Turn keys into array values.
$spans[$cid] = array_keys($spans[$cid]);
// Start with the biggest one first.
rsort($spans[$cid]);
foreach ($spans[$cid] as $s) {
// If the number of events in this row doesn't divide
// cleanly into the current total span, we need to
// multiply the total span by the number of events in
// this row.
if ($s != 0 && $span[$cid] % $s != 0) {
$span[$cid] *= $s;
}
}
$this->totalspan += $span[$cid];
}
// Set the final span.
if (isset($span)) {
$this->span = $span;
} else {
$this->totalspan = 1;
}
// We're now parsed and ready to go.
$this->_parsed = true;
}
public function link($offset = 0, $full = false)
{
return Horde::url('day.php', $full)
->add('date', $this->getTime('%Y%m%d', $offset));
}
public function getName()
{
return 'Day';
}
public static function prefHourFormat($hour, $min)
{
$hour = ($hour % 24) . ':' . sprintf('%02d', $min);
if ($GLOBALS['prefs']->getValue('twentyFour')) {
return $hour;
}
return ($hour % 12 == 0 ? 12 : $hour % 12)
. ($hour < 12 ? 'am' : 'pm');
}
protected function _sortByStart($evA, $evB)
{
$sA = $this->events[$evA]->start;
$sB = $this->events[$evB]->start;
return $sB->compareTime($sA);
}
}