PhameBlogEditController.php
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PhameBlogEditController.php
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	<?php

	/*
	* Copyright 2012 Facebook, Inc.
	*
	* Licensed under the Apache License, Version 2.0 (the "License");
	* you may not use this file except in compliance with the License.
	* You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/

	/**
	* @group phame
	*/
	final class PhameBlogEditController
	extends PhameController {

	private $phid;
	private $isBlogEdit;

	private function setBlogPHID($phid) {
	$this->phid = $phid;
	return $this;
	}
	private function getBlogPHID() {
	return $this->phid;
	}
	private function setIsBlogEdit($is_blog_edit) {
	$this->isBlogEdit = $is_blog_edit;
	return $this;
	}
	private function isBlogEdit() {
	return $this->isBlogEdit;
	}

	protected function getSideNavFilter() {
	if ($this->isBlogEdit()) {
	$filter = 'blog/edit/'.$this->getBlogPHID();
	} else {
	$filter = 'blog/new';
	}
	return $filter;
	}

	protected function getSideNavBlogFilters() {
	$filters = parent::getSideNavBlogFilters();

	if ($this->isBlogEdit()) {
	$filter =
	array('key' => 'blog/edit/'.$this->getBlogPHID(),
	'name' => 'Edit Blog');
	$filters[] = $filter;
	} else {
	$filter =
	array('key' => 'blog/new',
	'name' => 'New Blog');
	array_unshift($filters, $filter);
	}

	return $filters;
	}

	public function willProcessRequest(array $data) {
	$phid = idx($data, 'phid');
	$this->setBlogPHID($phid);
	$this->setIsBlogEdit((bool)$phid);
	}

	public function processRequest() {
	$request = $this->getRequest();
	$user = $request->getUser();
	$e_name = null;
	$e_bloggers = null;
	$e_custom_domain = null;
	$errors = array();

	if ($this->isBlogEdit()) {
	$blogs = id(new PhameBlogQuery())
	->withPHIDs(array($this->getBlogPHID()))
	->execute();
	$blog = reset($blogs);
	if (empty($blog)) {
	return new Aphront404Response();
	}

	$bloggers = $blog->loadBloggers()->getBloggers();

	// TODO -- make this check use a policy
	if (!isset($bloggers[$user->getPHID()]) &&
	!$user->isAdmin()) {
	return new Aphront403Response();
	}
	$blogger_tokens = mpull($bloggers, 'getFullName', 'getPHID');
	$submit_button = 'Save Changes';
	$delete_button = javelin_render_tag(
	'a',
	array(
	'href' => $blog->getDeleteURI(),
	'class' => 'grey button',
	'sigil' => 'workflow',
	),
	'Delete Blog');
	$page_title = 'Edit Blog';
	} else {
	$blog = id(new PhameBlog())
	->setCreatorPHID($user->getPHID());
	$blogger_tokens = array($user->getPHID() => $user->getFullName());
	$submit_button = 'Create Blog';
	$delete_button = null;
	$page_title = 'Create Blog';
	}

	if ($request->isFormPost()) {
	$saved = true;
	$name = $request->getStr('name');
	$description = $request->getStr('description');
	$blogger_arr = $request->getArr('bloggers');
	$custom_domain = $request->getStr('custom_domain');
	$skin = $request->getStr('skin');

	if (empty($blogger_arr)) {
	$error = 'Bloggers must be nonempty.';
	if ($this->isBlogEdit()) {
	$error .= ' To delete the blog, use the delete button.';
	} else {
	$error .= ' A blog cannot exist without bloggers.';
	}
	$e_bloggers = 'Required';
	$errors[] = $error;
	}
	$new_bloggers = array_values($blogger_arr);
	if ($this->isBlogEdit()) {
	$old_bloggers = array_keys($blogger_tokens);
	} else {
	$old_bloggers = array();
	}

	if (empty($name)) {
	$errors[] = 'Name must be nonempty.';
	$e_name = 'Required';
	}
	$blog->setName($name);
	$blog->setDescription($description);
	if (!empty($custom_domain)) {
	$error = $blog->validateCustomDomain($custom_domain);
	if ($error) {
	$errors[] = $error;
	$e_custom_domain = 'Invalid';
	}
	$blog->setDomain($custom_domain);
	}
	$blog->setSkin($skin);

	if (empty($errors)) {
	$blog->save();

	$add_phids = $new_bloggers;
	$rem_phids = array_diff($old_bloggers, $new_bloggers);
	$editor = new PhabricatorEdgeEditor();
	$edge_type = PhabricatorEdgeConfig::TYPE_BLOG_HAS_BLOGGER;
	$editor->setActor($user);
	foreach ($add_phids as $phid) {
	$editor->addEdge($blog->getPHID(), $edge_type, $phid);
	}
	foreach ($rem_phids as $phid) {
	$editor->removeEdge($blog->getPHID(), $edge_type, $phid);
	}
	$editor->save();

	} else {
	$saved = false;
	}

	if ($saved) {
	$uri = new PhutilURI($blog->getViewURI());
	if ($this->isBlogEdit()) {
	$uri->setQueryParam('edit', true);
	} else {
	$uri->setQueryParam('new', true);
	}
	return id(new AphrontRedirectResponse())
	->setURI($uri);
	}
	}

	$panel = new AphrontPanelView();
	$panel->setHeader($page_title);
	$panel->setWidth(AphrontPanelView::WIDTH_FULL);
	if ($delete_button) {
	$panel->addButton($delete_button);
	}

	$form = id(new AphrontFormView())
	->setUser($user)
	->appendChild(
	id(new AphrontFormTextControl())
	->setLabel('Name')
	->setName('name')
	->setValue($blog->getName())
	->setID('blog-name')
	->setError($e_name)
	)
	->appendChild(
	id(new PhabricatorRemarkupControl())
	->setLabel('Description')
	->setName('description')
	->setValue($blog->getDescription())
	->setHeight(AphrontFormTextAreaControl::HEIGHT_VERY_TALL)
	->setID('blog-description')
	)
	->appendChild(
	id(new AphrontFormTokenizerControl())
	->setLabel('Bloggers')
	->setName('bloggers')
	->setValue($blogger_tokens)
	->setUser($user)
	->setDatasource('/typeahead/common/users/')
	->setError($e_bloggers)
	)
	->appendChild(
	id(new AphrontFormTextControl())
	->setLabel('Custom Domain')
	->setName('custom_domain')
	->setValue($blog->getDomain())
	->setCaption('Must include at least one dot (.), e.g. '.
	'blog.example.com')
	->setError($e_custom_domain)
	)
	->appendChild(
	id(new AphrontFormSelectControl())
	->setLabel('Skin')
	->setName('skin')
	->setValue($blog->getSkin())
	->setOptions(PhameBlog::getSkinOptionsForSelect())
	)
	->appendChild(
	id(new AphrontFormSubmitControl())
	->addCancelButton('/phame/blog/')
	->setValue($submit_button)
	);

	$panel->appendChild($form);

	if ($errors) {
	$error_view = id(new AphrontErrorView())
	->setTitle('Errors saving blog.')
	->setErrors($errors);
	} else {
	$error_view = null;
	}

	$this->setShowSideNav(true);
	return $this->buildStandardPageResponse(
	array(
	$error_view,
	$panel,
	),
	array(
	'title' => $page_title,
	));
	}
	}

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