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PHUITimelineView.php
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Thu, Oct 3, 14:24

PHUITimelineView.php
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<?php
final class PHUITimelineView extends AphrontView {
private $events = array();
private $id;
public function setID($id) {
$this->id = $id;
return $this;
}
public function addEvent(PHUITimelineEventView $event) {
$this->events[] = $event;
return $this;
}
public function render() {
require_celerity_resource('phui-timeline-view-css');
$spacer = self::renderSpacer();
$hide = array();
$show = array();
foreach ($this->events as $event) {
if ($event->getHideByDefault()) {
$hide[] = $event;
} else {
$show[] = $event;
}
}
$events = array();
if ($hide) {
$hidden = phutil_implode_html($spacer, $hide);
$count = count($hide);
$show_id = celerity_generate_unique_node_id();
$hide_id = celerity_generate_unique_node_id();
$link_id = celerity_generate_unique_node_id();
Javelin::initBehavior(
'phabricator-show-all-transactions',
array(
'anchors' => array_filter(mpull($hide, 'getAnchor')),
'linkID' => $link_id,
'hideID' => $hide_id,
'showID' => $show_id,
));
$events[] = phutil_tag(
'div',
array(
'id' => $hide_id,
'class' => 'phui-timeline-older-transactions-are-hidden',
),
array(
pht('%s older changes(s) are hidden.', new PhutilNumber($count)),
' ',
javelin_tag(
'a',
array(
'href' => '#',
'mustcapture' => true,
'id' => $link_id,
),
pht('Show all changes.')),
));
$events[] = phutil_tag(
'div',
array(
'id' => $show_id,
'style' => 'display: none',
),
$hidden);
}
if ($hide && $show) {
$events[] = $spacer;
}
if ($show) {
$events[] = phutil_implode_html($spacer, $show);
}
if ($events) {
$events = array($spacer, $events, $spacer);
} else {
$events = array($spacer);
}
return phutil_tag(
'div',
array(
'class' => 'phui-timeline-view',
'id' => $this->id,
),
$events);
}
public static function renderSpacer() {
return phutil_tag(
'div',
array(
'class' => 'phui-timeline-event-view '.
'phui-timeline-spacer',
),
'');
}
}

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