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   1  <?php
   2  
   3  final class ConpherenceViewController extends
   4    ConpherenceController {
   5  
   6    private $conpherenceID;
   7    private $conpherence;
   8  
   9    public function setConpherence(ConpherenceThread $conpherence) {
  10      $this->conpherence = $conpherence;
  11      return $this;
  12    }
  13    public function getConpherence() {
  14      return $this->conpherence;
  15    }
  16  
  17    public function setConpherenceID($conpherence_id) {
  18      $this->conpherenceID = $conpherence_id;
  19      return $this;
  20    }
  21    public function getConpherenceID() {
  22      return $this->conpherenceID;
  23    }
  24  
  25    public function willProcessRequest(array $data) {
  26      $this->setConpherenceID(idx($data, 'id'));
  27    }
  28  
  29    public function processRequest() {
  30      $request = $this->getRequest();
  31      $user = $request->getUser();
  32  
  33      $conpherence_id = $this->getConpherenceID();
  34      if (!$conpherence_id) {
  35        return new Aphront404Response();
  36      }
  37      $query = id(new ConpherenceThreadQuery())
  38        ->setViewer($user)
  39        ->withIDs(array($conpherence_id))
  40        ->needParticipantCache(true)
  41        ->needTransactions(true)
  42        ->setTransactionLimit(ConpherenceThreadQuery::TRANSACTION_LIMIT);
  43      $before_transaction_id = $request->getInt('oldest_transaction_id');
  44      if ($before_transaction_id) {
  45        $query
  46          ->setBeforeTransactionID($before_transaction_id);
  47      }
  48      $conpherence = $query->executeOne();
  49      if (!$conpherence) {
  50        return new Aphront404Response();
  51      }
  52      $this->setConpherence($conpherence);
  53  
  54      $participant = $conpherence->getParticipant($user->getPHID());
  55      $transactions = $conpherence->getTransactions();
  56      $latest_transaction = end($transactions);
  57      $write_guard = AphrontWriteGuard::beginScopedUnguardedWrites();
  58      $participant->markUpToDate($conpherence, $latest_transaction);
  59      unset($write_guard);
  60  
  61      $data = $this->renderConpherenceTransactions($conpherence);
  62      $messages = $this->renderMessagePaneContent(
  63        $data['transactions'],
  64        $data['oldest_transaction_id']);
  65      if ($before_transaction_id) {
  66        $header = null;
  67        $form = null;
  68        $content = array('messages' => $messages);
  69      } else {
  70        $header = $this->buildHeaderPaneContent($conpherence);
  71        $form = $this->renderFormContent($data['latest_transaction_id']);
  72        $content = array(
  73          'header' => $header,
  74          'messages' => $messages,
  75          'form' => $form,
  76        );
  77      }
  78  
  79      if ($request->isAjax()) {
  80        return id(new AphrontAjaxResponse())->setContent($content);
  81      }
  82  
  83      $layout = id(new ConpherenceLayoutView())
  84        ->setBaseURI($this->getApplicationURI())
  85        ->setThread($conpherence)
  86        ->setHeader($header)
  87        ->setMessages($messages)
  88        ->setReplyForm($form)
  89        ->setRole('thread');
  90  
  91      $title = $conpherence->getTitle();
  92      if (!$title) {
  93        $title = pht('[No Title]');
  94      }
  95      return $this->buildApplicationPage(
  96        $layout,
  97        array(
  98          'title' => $title,
  99          'pageObjects' => array($conpherence->getPHID()),
 100        ));
 101    }
 102  
 103    private function renderMessagePaneContent(
 104      array $transactions,
 105      $oldest_transaction_id) {
 106  
 107      $scrollbutton = '';
 108      if ($oldest_transaction_id) {
 109        $scrollbutton = javelin_tag(
 110          'a',
 111          array(
 112            'href' => '#',
 113            'mustcapture' => true,
 114            'sigil' => 'show-older-messages',
 115            'class' => 'conpherence-show-older-messages',
 116            'meta' => array(
 117              'oldest_transaction_id' => $oldest_transaction_id,
 118            ),
 119          ),
 120          pht('Show Older Messages'));
 121      }
 122  
 123      return hsprintf('%s%s', $scrollbutton, $transactions);
 124    }
 125  
 126    private function renderFormContent($latest_transaction_id) {
 127  
 128      $conpherence = $this->getConpherence();
 129      $user = $this->getRequest()->getUser();
 130      $draft = PhabricatorDraft::newFromUserAndKey(
 131        $user,
 132        $conpherence->getPHID());
 133      $update_uri = $this->getApplicationURI('update/'.$conpherence->getID().'/');
 134  
 135      $this->initBehavior('conpherence-pontificate');
 136  
 137      $form =
 138        id(new AphrontFormView())
 139        ->setAction($update_uri)
 140        ->addSigil('conpherence-pontificate')
 141        ->setWorkflow(true)
 142        ->setUser($user)
 143        ->addHiddenInput('action', 'message')
 144        ->appendChild(
 145          id(new PhabricatorRemarkupControl())
 146          ->setUser($user)
 147          ->setName('text')
 148          ->setValue($draft->getDraft()))
 149        ->appendChild(
 150          id(new AphrontFormSubmitControl())
 151            ->setValue(pht('Send Message')))
 152        ->appendChild(
 153          javelin_tag(
 154            'input',
 155            array(
 156              'type' => 'hidden',
 157              'name' => 'latest_transaction_id',
 158              'value' => $latest_transaction_id,
 159              'sigil' => 'latest-transaction-id',
 160              'meta' => array(
 161                'threadPHID' => $conpherence->getPHID(),
 162                'threadID' => $conpherence->getID(),
 163              ),
 164            ),
 165            ''))
 166        ->render();
 167  
 168      return $form;
 169    }
 170  
 171  }