src/applications/diffusion/controller/DiffusionHistoryController.php

   1 <?php
   2
   3 final class DiffusionHistoryController extends DiffusionController {
   4
   5   public function shouldAllowPublic() {
   6     return true;
   7   }
   8
   9   public function handleRequest(AphrontRequest $request) {
  10     $response = $this->loadDiffusionContext();
  11     if ($response) {
  12       return $response;
  13     }
  14     require_celerity_resource('diffusion-css');
  15
  16     $viewer = $this->getViewer();
  17     $drequest = $this->getDiffusionRequest();
  18     $repository = $drequest->getRepository();
  19
  20     $pager = id(new PHUIPagerView())
  21       ->readFromRequest($request);
  22
  23     $params = array(
  24       'commit' => $drequest->getCommit(),
  25       'path' => $drequest->getPath(),
  26       'offset' => $pager->getOffset(),
  27       'limit' => $pager->getPageSize() + 1,
  28     );
  29
  30     $history_results = $this->callConduitWithDiffusionRequest(
  31       'diffusion.historyquery',
  32       $params);
  33     $history = DiffusionPathChange::newFromConduit(
  34       $history_results['pathChanges']);
  35
  36     $history = $pager->sliceResults($history);
  37
  38     $history_list = id(new DiffusionCommitGraphView())
  39       ->setViewer($viewer)
  40       ->setDiffusionRequest($drequest)
  41       ->setHistory($history);
  42
  43     // NOTE: If we have a path (like "src/"), many nodes in the graph are
  44     // likely to be missing (since the path wasn't touched by those commits).
  45
  46     // If we draw the graph, commits will often appear to be unrelated because
  47     // intermediate nodes are omitted. Just drop the graph.
  48
  49     // The ideal behavior would be to load the entire graph and then connect
  50     // ancestors appropriately, but this would currrently be prohibitively
  51     // expensive in the general case.
  52
  53     $show_graph = ($drequest->getPath() === null
  54       || !strlen($drequest->getPath()));
  55     if ($show_graph) {
  56       $history_list
  57         ->setParents($history_results['parents'])
  58         ->setIsHead(!$pager->getOffset())
  59         ->setIsTail(!$pager->getHasMorePages());
  60     }
  61
  62     $header = $this->buildHeader($drequest);
  63
  64     $crumbs = $this->buildCrumbs(
  65       array(
  66         'branch' => true,
  67         'path'   => true,
  68         'view'   => 'history',
  69       ));
  70     $crumbs->setBorder(true);
  71
  72     $title = array(
  73       pht('History'),
  74       $repository->getDisplayName(),
  75     );
  76
  77     $pager = id(new PHUIBoxView())
  78       ->addClass('mlb')
  79       ->appendChild($pager);
  80
  81     $tabs = $this->buildTabsView('history');
  82
  83     $view = id(new PHUITwoColumnView())
  84       ->setHeader($header)
  85       ->setTabs($tabs)
  86       ->setFooter(array(
  87         $history_list,
  88         $pager,
  89       ));
  90
  91     return $this->newPage()
  92       ->setTitle($title)
  93       ->setCrumbs($crumbs)
  94       ->appendChild($view)
  95       ->addClass('diffusion-history-view');
  96   }
  97
  98   private function buildHeader(DiffusionRequest $drequest) {
  99     $viewer = $this->getViewer();
 100     $repository = $drequest->getRepository();
 101
 102     $no_path = $drequest->getPath() === null || !strlen($drequest->getPath());
 103     if ($no_path) {
 104       $header_text = pht('History');
 105     } else {
 106       $header_text = $this->renderPathLinks($drequest, $mode = 'history');
 107     }
 108
 109     $header = id(new PHUIHeaderView())
 110       ->setUser($viewer)
 111       ->setHeader($header_text)
 112       ->setHeaderIcon('fa-clock-o');
 113
 114     if (!$repository->isSVN()) {
 115       $branch_tag = $this->renderBranchTag($drequest);
 116       $header->addTag($branch_tag);
 117     }
 118
 119     if ($drequest->getSymbolicCommit()) {
 120       $symbolic_tag = $this->renderSymbolicCommit($drequest);
 121       $header->addTag($symbolic_tag);
 122     }
 123
 124     return $header;
 125
 126   }
 127
 128 }