src/applications/feed/builder/PhabricatorFeedBuilder.php

   1 <?php
   2
   3 final class PhabricatorFeedBuilder extends Phobject {
   4
   5   private $user;
   6   private $stories;
   7   private $hovercards = false;
   8   private $noDataString;
   9
  10   public function __construct(array $stories) {
  11     assert_instances_of($stories, 'PhabricatorFeedStory');
  12     $this->stories = $stories;
  13   }
  14
  15   public function setUser(PhabricatorUser $user) {
  16     $this->user = $user;
  17     return $this;
  18   }
  19
  20   public function setShowHovercards($hover) {
  21     $this->hovercards = $hover;
  22     return $this;
  23   }
  24
  25   public function setNoDataString($string) {
  26     $this->noDataString = $string;
  27     return $this;
  28   }
  29
  30   public function buildView() {
  31     if (!$this->user) {
  32       throw new PhutilInvalidStateException('setUser');
  33     }
  34
  35     $user = $this->user;
  36     $stories = $this->stories;
  37
  38     $null_view = new AphrontNullView();
  39
  40     require_celerity_resource('phabricator-feed-css');
  41
  42     $last_date = null;
  43     foreach ($stories as $story) {
  44       $story->setHovercard($this->hovercards);
  45
  46       $date = ucfirst(phabricator_relative_date($story->getEpoch(), $user));
  47
  48       if ($date !== $last_date) {
  49         if ($last_date !== null) {
  50           $null_view->appendChild(
  51             phutil_tag_div('phabricator-feed-story-date-separator'));
  52         }
  53         $last_date = $date;
  54         $header = new PHUIHeaderView();
  55         $header->setHeader($date);
  56         $header->setHeaderIcon('fa-calendar msr');
  57
  58         $null_view->appendChild($header);
  59       }
  60
  61       try {
  62         $view = $story->renderView();
  63         $view->setUser($user);
  64         $view = $view->render();
  65       } catch (Exception $ex) {
  66         // If rendering failed for any reason, don't fail the entire feed,
  67         // just this one story.
  68         $view = id(new PHUIFeedStoryView())
  69           ->setUser($user)
  70           ->setChronologicalKey($story->getChronologicalKey())
  71           ->setEpoch($story->getEpoch())
  72           ->setTitle(
  73             pht('Feed Story Failed to Render (%s)', get_class($story)))
  74           ->appendChild(pht('%s: %s', get_class($ex), $ex->getMessage()));
  75       }
  76
  77       $null_view->appendChild($view);
  78     }
  79
  80     $box = id(new PHUIObjectBoxView())
  81       ->appendChild($null_view);
  82
  83     if (empty($stories)) {
  84       $nodatastring = pht('No Stories.');
  85       if ($this->noDataString) {
  86         $nodatastring = $this->noDataString;
  87       }
  88
  89       $view = id(new PHUIBoxView())
  90         ->addClass('mlt mlb msr msl')
  91         ->appendChild($nodatastring);
  92       $box->appendChild($view);
  93     }
  94
  95     return $box;
  96
  97   }
  98
  99 }