public function processRequest()
 {
     $drequest = $this->diffusionRequest;
     $browse_query = DiffusionBrowseQuery::newFromDiffusionRequest($drequest);
     $results = $browse_query->loadPaths();
     $content = array();
     $content[] = $this->buildCrumbs(array('branch' => true, 'path' => true, 'view' => 'browse'));
     if ($drequest->getTagContent()) {
         $title = 'Tag: ' . $drequest->getSymbolicCommit();
         $tag_view = new AphrontPanelView();
         $tag_view->setHeader(phutil_escape_html($title));
         $tag_view->appendChild($this->markupText($drequest->getTagContent()));
         $content[] = $tag_view;
     }
     if (!$results) {
         if ($browse_query->getReasonForEmptyResultSet() == DiffusionBrowseQuery::REASON_IS_FILE) {
             $controller = new DiffusionBrowseFileController($this->getRequest());
             $controller->setDiffusionRequest($drequest);
             return $this->delegateToController($controller);
         }
         $empty_result = new DiffusionEmptyResultView();
         $empty_result->setDiffusionRequest($drequest);
         $empty_result->setBrowseQuery($browse_query);
         $empty_result->setView($this->getRequest()->getStr('view'));
         $content[] = $empty_result;
     } else {
         $readme = null;
         $phids = array();
         foreach ($results as $result) {
             $data = $result->getLastCommitData();
             if ($data) {
                 if ($data->getCommitDetail('authorPHID')) {
                     $phids[$data->getCommitDetail('authorPHID')] = true;
                 }
             }
             $path = $result->getPath();
             if (preg_match('/^readme(|\\.txt|\\.remarkup)$/i', $path)) {
                 $readme = $result;
             }
         }
         $phids = array_keys($phids);
         $handles = id(new PhabricatorObjectHandleData($phids))->loadHandles();
         $browse_table = new DiffusionBrowseTableView();
         $browse_table->setDiffusionRequest($drequest);
         $browse_table->setHandles($handles);
         $browse_table->setPaths($results);
         $browse_table->setUser($this->getRequest()->getUser());
         $browse_panel = new AphrontPanelView();
         $browse_panel->appendChild($browse_table);
         $content[] = $browse_panel;
     }
     $content[] = $this->buildOpenRevisions();
     $readme_content = $browse_query->renderReadme($results);
     if ($readme_content) {
         $readme_panel = new AphrontPanelView();
         $readme_panel->setHeader('README');
         $readme_panel->appendChild($readme_content);
         $content[] = $readme_panel;
     }
     $nav = $this->buildSideNav('browse', false);
     $nav->appendChild($content);
     return $this->buildStandardPageResponse($nav, array('title' => array(nonempty(basename($drequest->getPath()), '/'), $drequest->getRepository()->getCallsign() . ' Repository')));
 }
 public function processRequest()
 {
     $drequest = $this->diffusionRequest;
     $browse_query = DiffusionBrowseQuery::newFromDiffusionRequest($drequest);
     $results = $browse_query->loadPaths();
     $content = array();
     $content[] = $this->buildCrumbs(array('branch' => true, 'path' => true, 'view' => 'browse'));
     if (!$results) {
         if ($browse_query->getReasonForEmptyResultSet() == DiffusionBrowseQuery::REASON_IS_FILE) {
             $controller = new DiffusionBrowseFileController($this->getRequest());
             $controller->setDiffusionRequest($drequest);
             return $this->delegateToController($controller);
         }
         $empty_result = new DiffusionEmptyResultView();
         $empty_result->setDiffusionRequest($drequest);
         $empty_result->setBrowseQuery($browse_query);
         $empty_result->setView($this->getRequest()->getStr('view'));
         $content[] = $empty_result;
     } else {
         $readme = null;
         $phids = array();
         foreach ($results as $result) {
             $data = $result->getLastCommitData();
             if ($data) {
                 if ($data->getCommitDetail('authorPHID')) {
                     $phids[$data->getCommitDetail('authorPHID')] = true;
                 }
             }
             $path = $result->getPath();
             if (preg_match('/^readme(|\\.txt|\\.remarkup)$/i', $path)) {
                 $readme = $result;
             }
         }
         $phids = array_keys($phids);
         $handles = id(new PhabricatorObjectHandleData($phids))->loadHandles();
         if ($readme) {
             $readme_request = DiffusionRequest::newFromDictionary(array('repository' => $drequest->getRepository(), 'commit' => $drequest->getStableCommitName(), 'path' => $readme->getFullPath()));
             $content_query = DiffusionFileContentQuery::newFromDiffusionRequest($readme_request);
             $content_query->loadFileContent();
             $readme_content = $content_query->getRawData();
             if (preg_match('/.txt$/', $readme->getPath())) {
                 $readme_content = phutil_escape_html($readme_content);
                 $readme_content = nl2br($readme_content);
             } else {
                 // Markup extensionless files as remarkup so we get links and such.
                 $engine = PhabricatorMarkupEngine::newDiffusionMarkupEngine();
                 $readme_content = $engine->markupText($readme_content);
                 $readme_content = phutil_render_tag('div', array('class' => 'phabricator-remarkup'), $readme_content);
             }
             $readme_panel = new AphrontPanelView();
             $readme_panel->setHeader('README');
             $readme_panel->appendChild($readme_content);
             $content[] = $readme_panel;
         }
         $browse_table = new DiffusionBrowseTableView();
         $browse_table->setDiffusionRequest($drequest);
         $browse_table->setHandles($handles);
         $browse_table->setPaths($results);
         $browse_panel = new AphrontPanelView();
         $browse_panel->appendChild($browse_table);
         $content[] = $browse_panel;
     }
     $content[] = $this->buildOpenRevisions();
     $nav = $this->buildSideNav('browse', false);
     $nav->appendChild($content);
     return $this->buildStandardPageResponse($nav, array('title' => basename($drequest->getPath())));
 }
 public function processRequest()
 {
     $drequest = $this->diffusionRequest;
     $browse_query = DiffusionBrowseQuery::newFromDiffusionRequest($drequest);
     $results = $browse_query->loadPaths();
     $content = array();
     $content[] = $this->buildCrumbs(array('branch' => true, 'path' => true, 'view' => 'browse'));
     if (!$results) {
         // TODO: Format all these commits into nice VCS-agnostic links, and
         // below.
         $commit = $drequest->getCommit();
         $callsign = $drequest->getRepository()->getCallsign();
         if ($commit) {
             $commit = "r{$callsign}{$commit}";
         } else {
             $commit = 'HEAD';
         }
         switch ($browse_query->getReasonForEmptyResultSet()) {
             case DiffusionBrowseQuery::REASON_IS_NONEXISTENT:
                 $title = 'Path Does Not Exist';
                 // TODO: Under git, this error message should be more specific. It
                 // may exist on some other branch.
                 $body = "This path does not exist anywhere.";
                 $severity = AphrontErrorView::SEVERITY_ERROR;
                 break;
             case DiffusionBrowseQuery::REASON_IS_EMPTY:
                 $title = 'Empty Directory';
                 $body = "This path was an empty directory at {$commit}.\n";
                 $severity = AphrontErrorView::SEVERITY_NOTICE;
                 break;
             case DiffusionBrowseQuery::REASON_IS_DELETED:
                 $deleted = $browse_query->getDeletedAtCommit();
                 $existed = $browse_query->getExistedAtCommit();
                 $deleted = "r{$callsign}{$deleted}";
                 $existed = "r{$callsign}{$existed}";
                 $title = 'Path Was Deleted';
                 $body = "This path does not exist at {$commit}. It was deleted in " . "{$deleted} and last existed at {$existed}.";
                 $severity = AphrontErrorView::SEVERITY_WARNING;
                 break;
             case DiffusionBrowseQuery::REASON_IS_FILE:
                 $controller = new DiffusionBrowseFileController($this->getRequest());
                 $controller->setDiffusionRequest($drequest);
                 return $this->delegateToController($controller);
                 break;
             case DiffusionBrowseQuery::REASON_IS_UNTRACKED_PARENT:
                 $subdir = $drequest->getRepository()->getDetail('svn-subpath');
                 $title = 'Directory Not Tracked';
                 $body = "This repository is configured to track only one subdirectory " . "of the entire repository ('" . phutil_escape_html($subdir) . "'), " . "but you aren't looking at something in that subdirectory, so no " . "information is available.";
                 $severity = AphrontErrorView::SEVERITY_WARNING;
                 break;
             default:
                 throw new Exception("Unknown failure reason!");
         }
         $error_view = new AphrontErrorView();
         $error_view->setSeverity($severity);
         $error_view->setTitle($title);
         $error_view->appendChild('<p>' . $body . '</p>');
         $content[] = $error_view;
     } else {
         $phids = array();
         foreach ($results as $result) {
             $data = $result->getLastCommitData();
             if ($data) {
                 if ($data->getCommitDetail('authorPHID')) {
                     $phids[$data->getCommitDetail('authorPHID')] = true;
                 }
             }
         }
         $phids = array_keys($phids);
         $handles = id(new PhabricatorObjectHandleData($phids))->loadHandles();
         $browse_table = new DiffusionBrowseTableView();
         $browse_table->setDiffusionRequest($drequest);
         $browse_table->setHandles($handles);
         $browse_table->setPaths($results);
         $browse_panel = new AphrontPanelView();
         $browse_panel->appendChild($browse_table);
         $content[] = $browse_panel;
     }
     $content[] = $this->buildOpenRevisions();
     $nav = $this->buildSideNav('browse', false);
     $nav->appendChild($content);
     return $this->buildStandardPageResponse($nav, array('title' => basename($drequest->getPath())));
 }