PhabricatorFeedBuilder.php
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	<?php

	final class PhabricatorFeedBuilder {

	private $stories;
	private $framed;
	private $hovercards = false;

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

	public function setFramed($framed) {
	$this->framed = $framed;
	return $this;
	}

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

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

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

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

	$null_view = new AphrontNullView();

	require_celerity_resource('phabricator-feed-css');

	$last_date = null;
	foreach ($stories as $story) {
	$story->setFramed($this->framed);
	$story->setHovercard($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 PhabricatorActionHeaderView();
	$header->setHeaderTitle($date);

	$null_view->appendChild($header);
	}

	$view = $story->renderView();
	$view->setUser($user);

	$null_view->appendChild($view);
	}

	return id(new AphrontNullView())
	->appendChild($null_view->render());
	}

	}