ConpherenceUpdateController.php
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ConpherenceUpdateController.php
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	<?php

	final class ConpherenceUpdateController
	extends ConpherenceController {

	public function handleRequest(AphrontRequest $request) {
	$user = $request->getUser();
	$conpherence_id = $request->getURIData('id');
	if (!$conpherence_id) {
	return new Aphront404Response();
	}

	$need_participants = false;
	$needed_capabilities = array(PhabricatorPolicyCapability::CAN_VIEW);
	$action = $request->getStr('action', ConpherenceUpdateActions::METADATA);
	switch ($action) {
	case ConpherenceUpdateActions::REMOVE_PERSON:
	$person_phid = $request->getStr('remove_person');
	if ($person_phid != $user->getPHID()) {
	$needed_capabilities[] = PhabricatorPolicyCapability::CAN_EDIT;
	}
	break;
	case ConpherenceUpdateActions::ADD_PERSON:
	case ConpherenceUpdateActions::METADATA:
	$needed_capabilities[] = PhabricatorPolicyCapability::CAN_EDIT;
	break;
	case ConpherenceUpdateActions::NOTIFICATIONS:
	$need_participants = true;
	break;
	case ConpherenceUpdateActions::LOAD:
	break;
	}
	$conpherence = id(new ConpherenceThreadQuery())
	->setViewer($user)
	->withIDs(array($conpherence_id))
	->needParticipants($need_participants)
	->requireCapabilities($needed_capabilities)
	->executeOne();

	$latest_transaction_id = null;
	$response_mode = $request->isAjax() ? 'ajax' : 'redirect';
	$error_view = null;
	$e_file = array();
	$errors = array();
	$delete_draft = false;
	$xactions = array();
	if ($request->isFormPost() \|\| ($action == ConpherenceUpdateActions::LOAD)) {
	$editor = id(new ConpherenceEditor())
	->setContinueOnNoEffect($request->isContinueRequest())
	->setContentSourceFromRequest($request)
	->setActor($user);

	switch ($action) {
	case ConpherenceUpdateActions::DRAFT:
	$draft = PhabricatorDraft::newFromUserAndKey(
	$user,
	$conpherence->getPHID());
	$draft->setDraft($request->getStr('text'));
	$draft->replaceOrDelete();
	return new AphrontAjaxResponse();
	case ConpherenceUpdateActions::JOIN_ROOM:
	$xactions[] = id(new ConpherenceTransaction())
	->setTransactionType(
	ConpherenceTransaction::TYPE_PARTICIPANTS)
	->setNewValue(array('+' => array($user->getPHID())));
	$delete_draft = true;
	$message = $request->getStr('text');
	if ($message) {
	$message_xactions = $editor->generateTransactionsFromText(
	$user,
	$conpherence,
	$message);
	$xactions = array_merge($xactions, $message_xactions);
	}
	// for now, just redirect back to the conpherence so everything
	// will work okay...!
	$response_mode = 'redirect';
	break;
	case ConpherenceUpdateActions::MESSAGE:
	$message = $request->getStr('text');
	if (strlen($message)) {
	$xactions = $editor->generateTransactionsFromText(
	$user,
	$conpherence,
	$message);
	$delete_draft = true;
	} else {
	$action = ConpherenceUpdateActions::LOAD;
	$updated = false;
	$response_mode = 'ajax';
	}
	break;
	case ConpherenceUpdateActions::ADD_PERSON:
	$person_phids = $request->getArr('add_person');
	if (!empty($person_phids)) {
	$xactions[] = id(new ConpherenceTransaction())
	->setTransactionType(
	ConpherenceTransaction::TYPE_PARTICIPANTS)
	->setNewValue(array('+' => $person_phids));
	}
	break;
	case ConpherenceUpdateActions::REMOVE_PERSON:
	if (!$request->isContinueRequest()) {
	// do nothing; we'll display a confirmation dialog instead
	break;
	}
	$person_phid = $request->getStr('remove_person');
	if ($person_phid) {
	$xactions[] = id(new ConpherenceTransaction())
	->setTransactionType(
	ConpherenceTransaction::TYPE_PARTICIPANTS)
	->setNewValue(array('-' => array($person_phid)));
	$response_mode = 'go-home';
	}
	break;
	case ConpherenceUpdateActions::NOTIFICATIONS:
	$notifications = $request->getStr('notifications');
	$participant = $conpherence->getParticipantIfExists($user->getPHID());
	if (!$participant) {
	return id(new Aphront404Response());
	}
	$participant->setSettings(array('notifications' => $notifications));
	$participant->save();
	return id(new AphrontRedirectResponse())
	->setURI('/'.$conpherence->getMonogram());

	break;
	case ConpherenceUpdateActions::METADATA:
	$title = $request->getStr('title');
	$topic = $request->getStr('topic');

	// all other metadata updates are continue requests
	if (!$request->isContinueRequest()) {
	break;
	}

	$title = $request->getStr('title');
	$topic = $request->getStr('topic');
	$xactions[] = id(new ConpherenceTransaction())
	->setTransactionType(
	ConpherenceThreadTitleTransaction::TRANSACTIONTYPE)
	->setNewValue($title);
	$xactions[] = id(new ConpherenceTransaction())
	->setTransactionType(
	ConpherenceThreadTopicTransaction::TRANSACTIONTYPE)
	->setNewValue($topic);
	$xactions[] = id(new ConpherenceTransaction())
	->setTransactionType(PhabricatorTransactions::TYPE_VIEW_POLICY)
	->setNewValue($request->getStr('viewPolicy'));
	$xactions[] = id(new ConpherenceTransaction())
	->setTransactionType(PhabricatorTransactions::TYPE_EDIT_POLICY)
	->setNewValue($request->getStr('editPolicy'));
	if (!$request->getExists('force_ajax')) {
	$response_mode = 'redirect';
	}
	break;
	case ConpherenceUpdateActions::LOAD:
	$updated = false;
	$response_mode = 'ajax';
	break;
	default:
	throw new Exception(pht('Unknown action: %s', $action));
	break;
	}

	if ($xactions) {
	try {
	$xactions = $editor->applyTransactions($conpherence, $xactions);
	if ($delete_draft) {
	$draft = PhabricatorDraft::newFromUserAndKey(
	$user,
	$conpherence->getPHID());
	$draft->delete();
	}
	} catch (PhabricatorApplicationTransactionNoEffectException $ex) {
	return id(new PhabricatorApplicationTransactionNoEffectResponse())
	->setCancelURI($this->getApplicationURI($conpherence_id.'/'))
	->setException($ex);
	}
	// xactions had no effect...!
	if (empty($xactions)) {
	$errors[] = pht(
	'That was a non-update. Try cancel.');
	}
	}

	if ($xactions \|\| ($action == ConpherenceUpdateActions::LOAD)) {
	switch ($response_mode) {
	case 'ajax':
	$latest_transaction_id = $request->getInt('latest_transaction_id');
	$content = $this->loadAndRenderUpdates(
	$action,
	$conpherence_id,
	$latest_transaction_id);
	return id(new AphrontAjaxResponse())
	->setContent($content);
	break;
	case 'go-home':
	$content = array(
	'href' => $this->getApplicationURI(),
	);
	return id(new AphrontAjaxResponse())
	->setContent($content);
	break;
	case 'redirect':
	default:
	return id(new AphrontRedirectResponse())
	->setURI('/'.$conpherence->getMonogram());
	break;
	}
	}
	}

	if ($errors) {
	$error_view = id(new PHUIInfoView())
	->setErrors($errors);
	}

	switch ($action) {
	case ConpherenceUpdateActions::NOTIFICATIONS:
	$dialog = $this->renderPreferencesDialog($conpherence);
	break;
	case ConpherenceUpdateActions::ADD_PERSON:
	$dialog = $this->renderAddPersonDialog($conpherence);
	break;
	case ConpherenceUpdateActions::REMOVE_PERSON:
	$dialog = $this->renderRemovePersonDialog($conpherence);
	break;
	case ConpherenceUpdateActions::METADATA:
	default:
	$dialog = $this->renderMetadataDialog($conpherence, $error_view);
	break;
	}

	return
	$dialog
	->setUser($user)
	->setWidth(AphrontDialogView::WIDTH_FORM)
	->setSubmitURI($this->getApplicationURI('update/'.$conpherence_id.'/'))
	->addSubmitButton()
	->addCancelButton($this->getApplicationURI($conpherence->getID().'/'));

	}

	private function renderPreferencesDialog(
	ConpherenceThread $conpherence) {

	$request = $this->getRequest();
	$user = $request->getUser();

	$participant = $conpherence->getParticipantIfExists($user->getPHID());
	if (!$participant) {
	if ($user->isLoggedIn()) {
	$text = pht(
	'Notification settings are available after joining the room.');
	} else {
	$text = pht(
	'Notification settings are available after logging in and joining '.
	'the room.');
	}
	return id(new AphrontDialogView())
	->setTitle(pht('Room Preferences'))
	->appendParagraph($text);
	}

	$notification_key = PhabricatorConpherenceNotificationsSetting::SETTINGKEY;
	$notification_default = $user->getUserSetting($notification_key);

	$settings = $participant->getSettings();
	$notifications = idx(
	$settings,
	'notifications',
	$notification_default);

	$form = id(new AphrontFormView())
	->setUser($user)
	->setFullWidth(true)
	->appendControl(
	id(new AphrontFormRadioButtonControl())
	->addButton(
	PhabricatorConpherenceNotificationsSetting::VALUE_CONPHERENCE_EMAIL,
	PhabricatorConpherenceNotificationsSetting::getSettingLabel(
	PhabricatorConpherenceNotificationsSetting::VALUE_CONPHERENCE_EMAIL),
	'')
	->addButton(
	PhabricatorConpherenceNotificationsSetting::VALUE_CONPHERENCE_NOTIFY,
	PhabricatorConpherenceNotificationsSetting::getSettingLabel(
	PhabricatorConpherenceNotificationsSetting::VALUE_CONPHERENCE_NOTIFY),
	'')
	->setName('notifications')
	->setValue($notifications));

	return id(new AphrontDialogView())
	->setTitle(pht('Room Preferences'))
	->addHiddenInput('action', 'notifications')
	->addHiddenInput(
	'latest_transaction_id',
	$request->getInt('latest_transaction_id'))
	->appendForm($form);

	}

	private function renderAddPersonDialog(
	ConpherenceThread $conpherence) {

	$request = $this->getRequest();
	$user = $request->getUser();
	$add_person = $request->getStr('add_person');

	$form = id(new AphrontFormView())
	->setUser($user)
	->setFullWidth(true)
	->appendControl(
	id(new AphrontFormTokenizerControl())
	->setName('add_person')
	->setUser($user)
	->setDatasource(new PhabricatorPeopleDatasource()));

	$view = id(new AphrontDialogView())
	->setTitle(pht('Add Participants'))
	->addHiddenInput('action', 'add_person')
	->addHiddenInput(
	'latest_transaction_id',
	$request->getInt('latest_transaction_id'))
	->appendForm($form);

	return $view;
	}

	private function renderRemovePersonDialog(
	ConpherenceThread $conpherence) {

	$request = $this->getRequest();
	$viewer = $request->getUser();
	$remove_person = $request->getStr('remove_person');
	$participants = $conpherence->getParticipants();

	$removed_user = id(new PhabricatorPeopleQuery())
	->setViewer($viewer)
	->withPHIDs(array($remove_person))
	->executeOne();
	if (!$removed_user) {
	return new Aphront404Response();
	}

	$is_self = ($viewer->getPHID() == $removed_user->getPHID());
	$is_last = (count($participants) == 1);

	$test_conpherence = clone $conpherence;
	$test_conpherence->attachParticipants(array());
	$still_visible = PhabricatorPolicyFilter::hasCapability(
	$removed_user,
	$test_conpherence,
	PhabricatorPolicyCapability::CAN_VIEW);

	$body = array();

	if ($is_self) {
	$title = pht('Leave Room');
	$body[] = pht(
	'Are you sure you want to leave this room?');
	} else {
	$title = pht('Remove Participant');
	$body[] = pht(
	'Remove %s from this room?',
	phutil_tag('strong', array(), $removed_user->getUsername()));
	}

	if ($still_visible) {
	if ($is_self) {
	$body[] = pht(
	'You will be able to rejoin the room later.');
	} else {
	$body[] = pht(
	'They will be able to rejoin the room later.');
	}
	} else {
	if ($is_self) {
	if ($is_last) {
	$body[] = pht(
	'You are the last member, so you will never be able to rejoin '.
	'the room.');
	} else {
	$body[] = pht(
	'You will not be able to rejoin the room on your own, but '.
	'someone else can invite you later.');
	}
	} else {
	$body[] = pht(
	'They will not be able to rejoin the room unless invited '.
	'again.');
	}
	}

	$dialog = id(new AphrontDialogView())
	->setTitle($title)
	->addHiddenInput('action', 'remove_person')
	->addHiddenInput('remove_person', $remove_person)
	->addHiddenInput(
	'latest_transaction_id',
	$request->getInt('latest_transaction_id'))
	->addHiddenInput('__continue__', true);

	foreach ($body as $paragraph) {
	$dialog->appendParagraph($paragraph);
	}

	return $dialog;
	}

	private function renderMetadataDialog(
	ConpherenceThread $conpherence,
	$error_view) {

	$request = $this->getRequest();
	$user = $request->getUser();

	$title = pht('Update Room');
	$form = id(new PHUIFormLayoutView())
	->appendChild($error_view)
	->appendChild(
	id(new AphrontFormTextControl())
	->setLabel(pht('Title'))
	->setName('title')
	->setValue($conpherence->getTitle()))
	->appendChild(
	id(new AphrontFormTextControl())
	->setLabel(pht('Topic'))
	->setName('topic')
	->setValue($conpherence->getTopic()));

	$policies = id(new PhabricatorPolicyQuery())
	->setViewer($user)
	->setObject($conpherence)
	->execute();

	$form
	->appendChild(
	id(new AphrontFormPolicyControl())
	->setName('viewPolicy')
	->setPolicyObject($conpherence)
	->setCapability(PhabricatorPolicyCapability::CAN_VIEW)
	->setPolicies($policies))
	->appendChild(
	id(new AphrontFormPolicyControl())
	->setName('editPolicy')
	->setPolicyObject($conpherence)
	->setCapability(PhabricatorPolicyCapability::CAN_EDIT)
	->setPolicies($policies));

	$view = id(new AphrontDialogView())
	->setTitle($title)
	->addHiddenInput('action', 'metadata')
	->addHiddenInput(
	'latest_transaction_id',
	$request->getInt('latest_transaction_id'))
	->addHiddenInput('__continue__', true)
	->appendChild($form);

	if ($request->getExists('force_ajax')) {
	$view->addHiddenInput('force_ajax', true);
	}

	return $view;
	}

	private function loadAndRenderUpdates(
	$action,
	$conpherence_id,
	$latest_transaction_id) {

	$need_transactions = false;
	switch ($action) {
	case ConpherenceUpdateActions::METADATA:
	case ConpherenceUpdateActions::LOAD:
	$need_transactions = true;
	break;
	case ConpherenceUpdateActions::MESSAGE:
	case ConpherenceUpdateActions::ADD_PERSON:
	$need_transactions = true;
	break;
	case ConpherenceUpdateActions::REMOVE_PERSON:
	case ConpherenceUpdateActions::NOTIFICATIONS:
	default:
	break;

	}
	$user = $this->getRequest()->getUser();
	$conpherence = id(new ConpherenceThreadQuery())
	->setViewer($user)
	->setAfterTransactionID($latest_transaction_id)
	->needProfileImage(true)
	->needParticipants(true)
	->needTransactions($need_transactions)
	->withIDs(array($conpherence_id))
	->executeOne();

	$non_update = false;
	if ($need_transactions && $conpherence->getTransactions()) {
	$data = ConpherenceTransactionRenderer::renderTransactions(
	$user,
	$conpherence);
	$key = PhabricatorConpherenceColumnMinimizeSetting::SETTINGKEY;
	$minimized = $user->getUserSetting($key);
	if (!$minimized) {
	$participant_obj = $conpherence->getParticipant($user->getPHID());
	$participant_obj
	->markUpToDate($conpherence, $data['latest_transaction']);
	}
	} else if ($need_transactions) {
	$non_update = true;
	$data = array();
	} else {
	$data = array();
	}
	$rendered_transactions = idx($data, 'transactions');
	$new_latest_transaction_id = idx($data, 'latest_transaction_id');

	$update_uri = $this->getApplicationURI('update/'.$conpherence->getID().'/');
	$nav_item = null;
	$header = null;
	$people_widget = null;
	switch ($action) {
	case ConpherenceUpdateActions::METADATA:
	$header = $this->buildHeaderPaneContent($conpherence);
	$header = hsprintf('%s', $header);
	$nav_item = id(new ConpherenceThreadListView())
	->setUser($user)
	->setBaseURI($this->getApplicationURI())
	->renderThreadItem($conpherence);
	$nav_item = hsprintf('%s', $nav_item);
	break;
	case ConpherenceUpdateActions::ADD_PERSON:
	$people_widget = id(new ConpherenceParticipantView())
	->setUser($user)
	->setConpherence($conpherence)
	->setUpdateURI($update_uri);
	$people_widget = hsprintf('%s', $people_widget->render());
	break;
	case ConpherenceUpdateActions::REMOVE_PERSON:
	case ConpherenceUpdateActions::NOTIFICATIONS:
	default:
	break;
	}
	$data = $conpherence->getDisplayData($user);
	$dropdown_query = id(new AphlictDropdownDataQuery())
	->setViewer($user);
	$dropdown_query->execute();

	$receive_sound = celerity_get_resource_uri('/rsrc/audio/basic/tap.mp3');

	$content = array(
	'non_update' => $non_update,
	'transactions' => hsprintf('%s', $rendered_transactions),
	'conpherence_title' => (string)$data['title'],
	'latest_transaction_id' => $new_latest_transaction_id,
	'nav_item' => $nav_item,
	'conpherence_phid' => $conpherence->getPHID(),
	'header' => $header,
	'people_widget' => $people_widget,
	'aphlictDropdownData' => array(
	$dropdown_query->getNotificationData(),
	$dropdown_query->getConpherenceData(),
	),
	'sound' => array(
	'receive' => $receive_sound,
	),
	);

	return $content;
	}

	}

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