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phab/src/applications/conpherence/controller/ConpherenceViewController.php
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ConpherenceViewController.php
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<?php
final class ConpherenceViewController extends
ConpherenceController {
const OLDER_FETCH_LIMIT = 5;
public function shouldAllowPublic() {
return true;
}
public function handleRequest(AphrontRequest $request) {
$user = $request->getUser();
$conpherence_id = $request->getURIData('id');
if (!$conpherence_id) {
return new Aphront404Response();
}
$query = id(new ConpherenceThreadQuery())
->setViewer($user)
->withIDs(array($conpherence_id))
->needCropPics(true)
->needParticipantCache(true)
->needTransactions(true)
->setTransactionLimit($this->getMainQueryLimit());
$before_transaction_id = $request->getInt('oldest_transaction_id');
$after_transaction_id = $request->getInt('newest_transaction_id');
$old_message_id = $request->getURIData('messageID');
if ($before_transaction_id && ($old_message_id || $after_transaction_id)) {
throw new Aphront400Response();
}
if ($old_message_id && $after_transaction_id) {
throw new Aphront400Response();
}
$marker_type = 'older';
if ($before_transaction_id) {
$query
->setBeforeTransactionID($before_transaction_id);
}
if ($old_message_id) {
$marker_type = 'olderandnewer';
$query
->setAfterTransactionID($old_message_id - 1);
}
if ($after_transaction_id) {
$marker_type = 'newer';
$query
->setAfterTransactionID($after_transaction_id);
}
$conpherence = $query->executeOne();
if (!$conpherence) {
return new Aphront404Response();
}
$this->setConpherence($conpherence);
$transactions = $this->getNeededTransactions(
$conpherence,
$old_message_id);
$latest_transaction = head($transactions);
$participant = $conpherence->getParticipantIfExists($user->getPHID());
if ($participant) {
$write_guard = AphrontWriteGuard::beginScopedUnguardedWrites();
$participant->markUpToDate($conpherence, $latest_transaction);
unset($write_guard);
}
$data = ConpherenceTransactionRenderer::renderTransactions(
$user,
$conpherence,
$full_display = true,
$marker_type);
$messages = ConpherenceTransactionRenderer::renderMessagePaneContent(
$data['transactions'],
$data['oldest_transaction_id'],
$data['newest_transaction_id']);
if ($before_transaction_id || $after_transaction_id) {
$header = null;
$form = null;
$content = array('transactions' => $messages);
} else {
$policy_objects = id(new PhabricatorPolicyQuery())
->setViewer($user)
->setObject($conpherence)
->execute();
$header = $this->buildHeaderPaneContent($conpherence, $policy_objects);
$form = $this->renderFormContent();
$content = array(
'header' => $header,
'transactions' => $messages,
'form' => $form,
);
}
$d_data = $conpherence->getDisplayData($user);
$content['title'] = $title = $d_data['title'];
if ($request->isAjax()) {
$dropdown_query = id(new AphlictDropdownDataQuery())
->setViewer($user);
$dropdown_query->execute();
$content['threadID'] = $conpherence->getID();
$content['threadPHID'] = $conpherence->getPHID();
$content['latestTransactionID'] = $data['latest_transaction_id'];
$content['canEdit'] = PhabricatorPolicyFilter::hasCapability(
$user,
$conpherence,
PhabricatorPolicyCapability::CAN_EDIT);
$content['aphlictDropdownData'] = array(
$dropdown_query->getNotificationData(),
$dropdown_query->getConpherenceData(),
);
return id(new AphrontAjaxResponse())->setContent($content);
}
$layout = id(new ConpherenceLayoutView())
->setUser($user)
->setBaseURI($this->getApplicationURI())
->setThread($conpherence)
->setHeader($header)
->setMessages($messages)
->setReplyForm($form)
->setLatestTransactionID($data['latest_transaction_id'])
->setRole('thread');
return $this->buildApplicationPage(
$layout,
array(
'title' => $title,
'pageObjects' => array($conpherence->getPHID()),
));
}
private function renderFormContent() {
$conpherence = $this->getConpherence();
$user = $this->getRequest()->getUser();
$can_join = PhabricatorPolicyFilter::hasCapability(
$user,
$conpherence,
PhabricatorPolicyCapability::CAN_JOIN);
$participating = $conpherence->getParticipantIfExists($user->getPHID());
if (!$can_join && !$participating && $user->isLoggedIn()) {
return null;
}
$draft = PhabricatorDraft::newFromUserAndKey(
$user,
$conpherence->getPHID());
if ($participating) {
$action = ConpherenceUpdateActions::MESSAGE;
$button_text = pht('Send');
} else if ($user->isLoggedIn()) {
$action = ConpherenceUpdateActions::JOIN_ROOM;
$button_text = pht('Join');
} else {
// user not logged in so give them a login button.
$login_href = id(new PhutilURI('/auth/start/'))
->setQueryParam('next', '/'.$conpherence->getMonogram());
return id(new PHUIFormLayoutView())
->addClass('login-to-participate')
->appendChild(
id(new PHUIButtonView())
->setTag('a')
->setText(pht('Login to Participate'))
->setHref((string)$login_href));
}
$update_uri = $this->getApplicationURI('update/'.$conpherence->getID().'/');
$this->initBehavior('conpherence-pontificate');
$form =
id(new AphrontFormView())
->setUser($user)
->setAction($update_uri)
->addSigil('conpherence-pontificate')
->setWorkflow(true)
->addHiddenInput('action', $action)
->appendChild(
id(new PhabricatorRemarkupControl())
->setUser($user)
->setName('text')
->setValue($draft->getDraft()))
->appendChild(
id(new AphrontFormSubmitControl())
->setValue($button_text))
->render();
return $form;
}
private function getNeededTransactions(
ConpherenceThread $conpherence,
$message_id) {
if ($message_id) {
$newer_transactions = $conpherence->getTransactions();
$query = id(new ConpherenceTransactionQuery())
->setViewer($this->getRequest()->getUser())
->withObjectPHIDs(array($conpherence->getPHID()))
->setAfterID($message_id)
->needHandles(true)
->setLimit(self::OLDER_FETCH_LIMIT);
$older_transactions = $query->execute();
$handles = array();
foreach ($older_transactions as $transaction) {
$handles += $transaction->getHandles();
}
$conpherence->attachHandles($conpherence->getHandles() + $handles);
$transactions = array_merge($newer_transactions, $older_transactions);
$conpherence->attachTransactions($transactions);
} else {
$transactions = $conpherence->getTransactions();
}
return $transactions;
}
private function getMainQueryLimit() {
$request = $this->getRequest();
$base_limit = ConpherenceThreadQuery::TRANSACTION_LIMIT;
if ($request->getURIData('messageID')) {
$base_limit = $base_limit - self::OLDER_FETCH_LIMIT;
}
return $base_limit;
}
}
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