PhamePostViewController.php
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Created: Sat, May 4, 00:34

PhamePostViewController.php
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	<?php

	final class PhamePostViewController
	extends PhameLiveController {

	public function handleRequest(AphrontRequest $request) {
	$response = $this->setupLiveEnvironment();
	if ($response) {
	return $response;
	}

	$viewer = $request->getViewer();
	$moved = $request->getStr('moved');

	$post = $this->getPost();
	$blog = $this->getBlog();

	$is_live = $this->getIsLive();
	$is_external = $this->getIsExternal();

	$header = id(new PHUIHeaderView())
	->addClass('phame-header-bar')
	->setUser($viewer);

	$hero = $this->buildPhamePostHeader($post);

	if (!$is_external) {
	$actions = $this->renderActions($post);
	$header->setPolicyObject($post);
	$header->setActionList($actions);
	}

	$document = id(new PHUIDocumentView())
	->setHeader($header);

	if ($moved) {
	$document->appendChild(
	id(new PHUIInfoView())
	->setSeverity(PHUIInfoView::SEVERITY_NOTICE)
	->appendChild(pht('Post moved successfully.')));
	}

	if ($post->isDraft()) {
	$document->appendChild(
	id(new PHUIInfoView())
	->setSeverity(PHUIInfoView::SEVERITY_NOTICE)
	->setTitle(pht('Draft Post'))
	->appendChild(
	pht(
	'This is a draft, and is only visible to you and other users '.
	'who can edit %s. Use "Publish" to publish this post.',
	$viewer->renderHandle($post->getBlogPHID()))));
	}

	if ($post->isArchived()) {
	$document->appendChild(
	id(new PHUIInfoView())
	->setSeverity(PHUIInfoView::SEVERITY_ERROR)
	->setTitle(pht('Archived Post'))
	->appendChild(
	pht(
	'This post has been archived, and is only visible to you and '.
	'other users who can edit %s.',
	$viewer->renderHandle($post->getBlogPHID()))));
	}

	if (!$post->getBlog()) {
	$document->appendChild(
	id(new PHUIInfoView())
	->setSeverity(PHUIInfoView::SEVERITY_WARNING)
	->setTitle(pht('Not On A Blog'))
	->appendChild(
	pht('This post is not associated with a blog (the blog may have '.
	'been deleted). Use "Move Post" to move it to a new blog.')));
	}

	$engine = id(new PhabricatorMarkupEngine())
	->setViewer($viewer)
	->addObject($post, PhamePost::MARKUP_FIELD_BODY)
	->process();

	$document->appendChild(
	phutil_tag(
	'div',
	array(
	'class' => 'phabricator-remarkup',
	),
	$engine->getOutput($post, PhamePost::MARKUP_FIELD_BODY)));

	$blogger = id(new PhabricatorPeopleQuery())
	->setViewer($viewer)
	->withPHIDs(array($post->getBloggerPHID()))
	->needProfileImage(true)
	->executeOne();
	$blogger_profile = $blogger->loadUserProfile();


	$author_uri = '/p/'.$blogger->getUsername().'/';
	$author_uri = PhabricatorEnv::getURI($author_uri);

	$author = phutil_tag(
	'a',
	array(
	'href' => $author_uri,
	),
	$blogger->getUsername());

	$date = phabricator_datetime($post->getDatePublished(), $viewer);
	if ($post->isDraft()) {
	$subtitle = pht('Unpublished draft by %s.', $author);
	} else if ($post->isArchived()) {
	$subtitle = pht('Archived post by %s.', $author);
	} else {
	$subtitle = pht('Written by %s on %s.', $author, $date);
	}

	$user_icon = $blogger_profile->getIcon();
	$user_icon = PhabricatorPeopleIconSet::getIconIcon($user_icon);
	$user_icon = id(new PHUIIconView())->setIcon($user_icon);

	$about = id(new PhameDescriptionView())
	->setTitle($subtitle)
	->setDescription(
	array(
	$user_icon,
	' ',
	$blogger_profile->getDisplayTitle(),
	))
	->setImage($blogger->getProfileImageURI())
	->setImageHref($author_uri);

	$monogram = $post->getMonogram();
	$timeline = $this->buildTransactionTimeline(
	$post,
	id(new PhamePostTransactionQuery())
	->withTransactionTypes(array(PhabricatorTransactions::TYPE_COMMENT)));
	$timeline->setQuoteRef($monogram);

	if ($is_external) {
	$add_comment = null;
	} else {
	$add_comment = $this->buildCommentForm($post, $timeline);
	$add_comment = phutil_tag_div('mlb mlt phame-comment-view', $add_comment);
	}

	$timeline = phutil_tag_div('phui-document-view-pro-box', $timeline);

	list($prev, $next) = $this->loadAdjacentPosts($post);

	$properties = id(new PHUIPropertyListView())
	->setUser($viewer)
	->setObject($post);

	$is_live = $this->getIsLive();
	$is_external = $this->getIsExternal();
	$next_view = new PhameNextPostView();
	if ($next) {
	$next_view->setNext($next->getTitle(),
	$next->getBestURI($is_live, $is_external));
	}
	if ($prev) {
	$next_view->setPrevious($prev->getTitle(),
	$prev->getBestURI($is_live, $is_external));
	}

	$document->setFoot($next_view);
	$crumbs = $this->buildApplicationCrumbs();
	$properties = phutil_tag_div('phui-document-view-pro-box', $properties);

	$page = $this->newPage()
	->setTitle($post->getTitle())
	->setPageObjectPHIDs(array($post->getPHID()))
	->setCrumbs($crumbs)
	->appendChild(
	array(
	$hero,
	$document,
	$about,
	$properties,
	$timeline,
	$add_comment,
	));

	if ($is_live) {
	$page
	->setShowChrome(false)
	->setShowFooter(false);
	}

	return $page;
	}

	private function renderActions(PhamePost $post) {
	$viewer = $this->getViewer();

	$actions = id(new PhabricatorActionListView())
	->setObject($post)
	->setUser($viewer);

	$can_edit = PhabricatorPolicyFilter::hasCapability(
	$viewer,
	$post,
	PhabricatorPolicyCapability::CAN_EDIT);

	$id = $post->getID();

	$actions->addAction(
	id(new PhabricatorActionView())
	->setIcon('fa-pencil')
	->setHref($this->getApplicationURI('post/edit/'.$id.'/'))
	->setName(pht('Edit Post'))
	->setDisabled(!$can_edit));

	$actions->addAction(
	id(new PhabricatorActionView())
	->setIcon('fa-camera-retro')
	->setHref($this->getApplicationURI('post/header/'.$id.'/'))
	->setName(pht('Edit Header Image'))
	->setDisabled(!$can_edit));

	$actions->addAction(
	id(new PhabricatorActionView())
	->setIcon('fa-arrows')
	->setHref($this->getApplicationURI('post/move/'.$id.'/'))
	->setName(pht('Move Post'))
	->setDisabled(!$can_edit)
	->setWorkflow(true));

	$actions->addAction(
	id(new PhabricatorActionView())
	->setIcon('fa-history')
	->setHref($this->getApplicationURI('post/history/'.$id.'/'))
	->setName(pht('View History')));

	if ($post->isDraft()) {
	$actions->addAction(
	id(new PhabricatorActionView())
	->setIcon('fa-eye')
	->setHref($this->getApplicationURI('post/publish/'.$id.'/'))
	->setName(pht('Publish'))
	->setDisabled(!$can_edit)
	->setWorkflow(true));
	$actions->addAction(
	id(new PhabricatorActionView())
	->setIcon('fa-ban')
	->setHref($this->getApplicationURI('post/archive/'.$id.'/'))
	->setName(pht('Archive'))
	->setDisabled(!$can_edit)
	->setWorkflow(true));
	} else if ($post->isArchived()) {
	$actions->addAction(
	id(new PhabricatorActionView())
	->setIcon('fa-eye')
	->setHref($this->getApplicationURI('post/publish/'.$id.'/'))
	->setName(pht('Publish'))
	->setDisabled(!$can_edit)
	->setWorkflow(true));
	} else {
	$actions->addAction(
	id(new PhabricatorActionView())
	->setIcon('fa-eye-slash')
	->setHref($this->getApplicationURI('post/unpublish/'.$id.'/'))
	->setName(pht('Unpublish'))
	->setDisabled(!$can_edit)
	->setWorkflow(true));
	$actions->addAction(
	id(new PhabricatorActionView())
	->setIcon('fa-ban')
	->setHref($this->getApplicationURI('post/archive/'.$id.'/'))
	->setName(pht('Archive'))
	->setDisabled(!$can_edit)
	->setWorkflow(true));
	}

	if ($post->isDraft()) {
	$live_name = pht('Preview');
	} else {
	$live_name = pht('View Live');
	}

	if (!$post->isArchived()) {
	$actions->addAction(
	id(new PhabricatorActionView())
	->setUser($viewer)
	->setIcon('fa-globe')
	->setHref($post->getLiveURI())
	->setName($live_name));
	}

	return $actions;
	}

	private function buildCommentForm(PhamePost $post, $timeline) {
	$viewer = $this->getViewer();

	$box = id(new PhamePostEditEngine())
	->setViewer($viewer)
	->buildEditEngineCommentView($post)
	->setTransactionTimeline($timeline);

	return phutil_tag_div('phui-document-view-pro-box', $box);
	}

	private function loadAdjacentPosts(PhamePost $post) {
	$viewer = $this->getViewer();

	$pager = id(new AphrontCursorPagerView())
	->setPageSize(1);

	$prev_pager = id(clone $pager)
	->setAfterID($post->getID());

	$next_pager = id(clone $pager)
	->setBeforeID($post->getID());

	$query = id(new PhamePostQuery())
	->setViewer($viewer)
	->withVisibility(array(PhameConstants::VISIBILITY_PUBLISHED))
	->withBlogPHIDs(array($post->getBlog()->getPHID()))
	->setLimit(1);

	$prev = id(clone $query)
	->executeWithCursorPager($prev_pager);

	$next = id(clone $query)
	->executeWithCursorPager($next_pager);

	return array(head($prev), head($next));
	}

	private function buildPhamePostHeader(
	PhamePost $post) {

	$image = null;
	if ($post->getHeaderImagePHID()) {
	$image = phutil_tag(
	'div',
	array(
	'class' => 'phame-header-hero',
	),
	phutil_tag(
	'img',
	array(
	'src' => $post->getHeaderImageURI(),
	'class' => 'phame-header-image',
	)));
	}

	$title = phutil_tag_div('phame-header-title', $post->getTitle());
	$subtitle = null;
	if ($post->getSubtitle()) {
	$subtitle = phutil_tag_div('phame-header-subtitle', $post->getSubtitle());
	}

	return phutil_tag_div(
	'phame-mega-header', array($image, $title, $subtitle));

	}

	}

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