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phabricator/src/view/phui/PHUITimelineView.php
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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 $viewData = 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 setViewData(array $data) {
$this->viewData = $data;
return $this;
}
public function getViewData() {
return $this->viewData;
}
public function setQuoteTargetID($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,
'viewData' => $this->getViewData(),
));
}
$events = $this->buildEvents();
return phutil_tag(
'div',
array(
'class' => 'phui-timeline-view',
'id' => $this->id,
),
array(
phutil_tag(
'h3',
array(
'class' => 'aural-only',
),
pht('Event Timeline')),
$events,
));
}
public function buildEvents() {
require_celerity_resource('phui-timeline-view-css');
$spacer = self::renderSpacer();
// Track why we're hiding older results.
$hide_reason = null;
$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 ($more) {
$hide_reason = 'comment';
}
if ($this->getPager()) {
if ($this->getPager()->getHasMoreResults()) {
if (!$more) {
$hide_reason = 'limit';
}
$more = true;
}
}
$events = array();
if ($more && $this->getPager()) {
switch ($hide_reason) {
case 'comment':
$hide_help = pht(
'Changes from before your most recent comment are hidden.');
break;
case 'limit':
default:
$hide_help = pht(
'There are a very large number of changes, so older changes are '.
'hidden.');
break;
}
$uri = $this->getPager()->getNextPageURI();
$target_id = $this->getQuoteTargetID();
if ($target_id === null) {
$uri->removeQueryParam('quoteTargetID');
} else {
$uri->replaceQueryParam('quoteTargetID', $target_id);
}
$quote_ref = $this->getQuoteRef();
if ($quote_ref === null) {
$uri->removeQueryParam('quoteRef');
} else {
$uri->replaceQueryParam('quoteRef', $quote_ref);
}
$events[] = javelin_tag(
'div',
array(
'sigil' => 'show-older-block',
'class' => 'phui-timeline-older-transactions-are-hidden',
),
array(
$hide_help,
' ',
javelin_tag(
'a',
array(
'href' => (string)$uri,
'mustcapture' => true,
'sigil' => 'show-older-link',
),
pht('Show Older Changes')),
));
if ($show) {
$events[] = $spacer;
}
}
if ($show) {
$this->prepareBadgeData($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();
}
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',
),
'');
}
private function prepareBadgeData(array $events) {
assert_instances_of($events, 'PHUITimelineEventView');
$viewer = $this->getUser();
$can_use_badges = PhabricatorApplication::isClassInstalledForViewer(
'PhabricatorBadgesApplication',
$viewer);
if (!$can_use_badges) {
return;
}
$user_phid_type = PhabricatorPeopleUserPHIDType::TYPECONST;
$user_phids = array();
foreach ($events as $key => $event) {
$author_phid = $event->getAuthorPHID();
if (!$author_phid) {
unset($events[$key]);
continue;
}
if (phid_get_type($author_phid) != $user_phid_type) {
// This is likely an application actor, like "Herald" or "Harbormaster".
// They can't have badges.
unset($events[$key]);
continue;
}
$user_phids[$author_phid] = $author_phid;
}
if (!$user_phids) {
return;
}
$users = id(new PhabricatorPeopleQuery())
->setViewer($viewer)
->withPHIDs($user_phids)
->needBadgeAwards(true)
->execute();
$users = mpull($users, null, 'getPHID');
foreach ($events as $event) {
$user_phid = $event->getAuthorPHID();
if (!array_key_exists($user_phid, $users)) {
continue;
}
$badges = $users[$user_phid]->getRecentBadgeAwards();
foreach ($badges as $badge) {
$badge_view = id(new PHUIBadgeMiniView())
->setIcon($badge['icon'])
->setQuality($badge['quality'])
->setHeader($badge['name'])
->setTipDirection('E')
->setHref('/badges/view/'.$badge['id'].'/');
$event->addBadge($badge_view);
}
}
}
}

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