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phab/src/view/phui/PHUITimelineView.php
133263cec85afeature/testing

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PHUITimelineView.php
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<?php
final class PHUITimelineView extends AphrontView {
private $events = array();
private $id;
private $shouldTerminate = false;
private $shouldAddSpacers = true;
private $pager;
private $renderData = array();
private $quoteTargetID;
private $quoteRef;
public function setID($id) {
$this->id = $id;
return $this;
}
public function setShouldTerminate($term) {
$this->shouldTerminate = $term;
return $this;
}
public function setShouldAddSpacers($bool) {
$this->shouldAddSpacers = $bool;
return $this;
}
public function setPager(AphrontCursorPagerView $pager) {
$this->pager = $pager;
return $this;
}
public function getPager() {
return $this->pager;
}
public function addEvent(PHUITimelineEventView $event) {
$this->events[] = $event;
return $this;
}
public function setRenderData(array $data) {
$this->renderData = $data;
return $this;
}
public function setQuoteTargetID($quote_target_id) {
$this->quoteTargetID = $quote_target_id;
return $this;
}
public function getQuoteTargetID() {
return $this->quoteTargetID;
}
public function setQuoteRef($quote_ref) {
$this->quoteRef = $quote_ref;
return $this;
}
public function getQuoteRef() {
return $this->quoteRef;
}
public function render() {
if ($this->getPager()) {
if ($this->id === null) {
$this->id = celerity_generate_unique_node_id();
}
Javelin::initBehavior(
'phabricator-show-older-transactions',
array(
'timelineID' => $this->id,
'renderData' => $this->renderData,
));
}
$events = $this->buildEvents();
return phutil_tag(
'div',
array(
'class' => 'phui-timeline-view',
'id' => $this->id,
),
$events);
}
public function buildEvents() {
require_celerity_resource('phui-timeline-view-css');
$spacer = self::renderSpacer();
$hide = array();
$show = array();
// Bucket timeline events into events we'll hide by default (because they
// predate your most recent interaction with the object) and events we'll
// show by default.
foreach ($this->events as $event) {
if ($event->getHideByDefault()) {
$hide[] = $event;
} else {
$show[] = $event;
}
}
// If you've never interacted with the object, all the events will be shown
// by default. We may still need to paginate if there are a large number
// of events.
$more = (bool)$hide;
if ($this->getPager()) {
if ($this->getPager()->getHasMoreResults()) {
$more = true;
}
}
$events = array();
if ($more && $this->getPager()) {
$uri = $this->getPager()->getNextPageURI();
$uri->setQueryParam('quoteTargetID', $this->getQuoteTargetID());
$uri->setQueryParam('quoteRef', $this->getQuoteRef());
$events[] = javelin_tag(
'div',
array(
'sigil' => 'show-older-block',
'class' => 'phui-timeline-older-transactions-are-hidden',
),
array(
pht('Older changes are hidden. '),
' ',
javelin_tag(
'a',
array(
'href' => (string)$uri,
'mustcapture' => true,
'sigil' => 'show-older-link',
),
pht('Show older changes.')),
));
if ($show) {
$events[] = $spacer;
}
}
if ($show) {
$events[] = phutil_implode_html($spacer, $show);
}
if ($events) {
if ($this->shouldAddSpacers) {
$events = array($spacer, $events, $spacer);
}
} else {
$events = array($spacer);
}
if ($this->shouldTerminate) {
$events[] = self::renderEnder(true);
}
return $events;
}
public static function renderSpacer() {
return phutil_tag(
'div',
array(
'class' => 'phui-timeline-event-view '.
'phui-timeline-spacer',
),
'');
}
public static function renderEnder() {
return phutil_tag(
'div',
array(
'class' => 'phui-timeline-event-view '.
'the-worlds-end',
),
'');
}
}
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