PhabricatorFeedBuilder.php
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PhabricatorFeedBuilder.php
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	<?php

	final class PhabricatorFeedBuilder extends Phobject {

	private $user;
	private $stories;
	private $hovercards = false;
	private $noDataString;

	public function __construct(array $stories) {
	assert_instances_of($stories, 'PhabricatorFeedStory');
	$this->stories = $stories;
	}

	public function setUser(PhabricatorUser $user) {
	$this->user = $user;
	return $this;
	}

	public function setShowHovercards($hover) {
	$this->hovercards = $hover;
	return $this;
	}

	public function setNoDataString($string) {
	$this->noDataString = $string;
	return $this;
	}

	public function buildView() {
	if (!$this->user) {
	throw new PhutilInvalidStateException('setUser');
	}

	$user = $this->user;
	$stories = $this->stories;

	$null_view = new AphrontNullView();

	require_celerity_resource('phabricator-feed-css');

	$last_date = null;
	foreach ($stories as $story) {
	$story->setHovercard($this->hovercards);

	$date = ucfirst(phabricator_relative_date($story->getEpoch(), $user));

	if ($date !== $last_date) {
	if ($last_date !== null) {
	$null_view->appendChild(
	phutil_tag_div('phabricator-feed-story-date-separator'));
	}
	$last_date = $date;
	$header = new PHUIHeaderView();
	$header->setHeader($date);
	$header->setHeaderIcon('fa-calendar msr');

	$null_view->appendChild($header);
	}

	try {
	$view = $story->renderView();
	$view->setUser($user);
	$view = $view->render();
	} catch (Exception $ex) {
	// If rendering failed for any reason, don't fail the entire feed,
	// just this one story.
	$view = id(new PHUIFeedStoryView())
	->setUser($user)
	->setChronologicalKey($story->getChronologicalKey())
	->setEpoch($story->getEpoch())
	->setTitle(
	pht('Feed Story Failed to Render (%s)', get_class($story)))
	->appendChild(pht('%s: %s', get_class($ex), $ex->getMessage()));
	}

	$null_view->appendChild($view);
	}

	$box = id(new PHUIObjectBoxView())
	->appendChild($null_view);

	if (empty($stories)) {
	$nodatastring = pht('No Stories.');
	if ($this->noDataString) {
	$nodatastring = $this->noDataString;
	}

	$view = id(new PHUIBoxView())
	->addClass('mlt mlb msr msl')
	->appendChild($nodatastring);
	$box->appendChild($view);
	}

	return $box;

	}

	}

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