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phorge/src/applications/diffusion/view/emptyresult/DiffusionEmptyResultView.php
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DiffusionEmptyResultView.php
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<?php
/*
* Copyright 2012 Facebook, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
final class DiffusionEmptyResultView extends DiffusionView {
private $browseQuery;
private $view;
public function setBrowseQuery($browse_query) {
$this->browseQuery = $browse_query;
return $this;
}
public function setView($view) {
$this->view = $view;
return $this;
}
public function render() {
$drequest = $this->getDiffusionRequest();
$commit = $drequest->getCommit();
$callsign = $drequest->getRepository()->getCallsign();
if ($commit) {
$commit = "r{$callsign}{$commit}";
} else {
$commit = 'HEAD';
}
switch ($this->browseQuery->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 = $this->browseQuery->getDeletedAtCommit();
$existed = $this->browseQuery->getExistedAtCommit();
$deleted = self::linkCommit($drequest->getRepository(), $deleted);
$browse = $this->linkBrowse(
$drequest->getPath(),
array(
'text' => 'existed',
'commit' => $existed,
'params' => array('view' => $this->view),
)
);
$existed = "r{$callsign}{$existed}";
$title = 'Path Was Deleted';
$body = "This path does not exist at {$commit}. It was deleted in ".
"{$deleted} and last {$browse} at {$existed}.";
$severity = AphrontErrorView::SEVERITY_WARNING;
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>');
return $error_view->render();
}
}

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