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FIX: Fixes #1054 By preventing errors in the CMS _only_.

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MINOR Boyscouting: Addition of missing braces, default return and missing types in @return annotation.
This commit is contained in:
Russell Michell 2016-07-19 20:56:27 +12:00
parent 4571779213
commit 10e06dce50
1 changed files with 13 additions and 7 deletions
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20
code/controllers/CMSPageHistoryController.php
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@ -358,7 +358,7 @@ class CMSPageHistoryController extends CMSMain {
/**
* @param int $versionID
* @param int $otherVersionID
* @return Form
* @return mixed
*/
public function CompareVersionsForm($versionID, $otherVersionID) {
if($versionID > $otherVersionID) {
@ -369,16 +369,20 @@ class CMSPageHistoryController extends CMSMain {
$fromVersion = $versionID;
}
if(!$toVersion || !$toVersion) return false;
if(!$toVersion || !$toVersion) {
return false;
}
$id = $this->currentPageID();
$page = DataObject::get_by_id("SiteTree", $id);
if($page && !$page->canView()) {
return Security::permissionFailure($this);
}
if($page && $page->exists()) {
if(!$page->canView()) {
return Security::permissionFailure($this);
}
$record = $page->compareVersions($fromVersion, $toVersion);
$record = $page->compareVersions($fromVersion, $toVersion);
}
$fromVersionRecord = Versioned::get_version('SiteTree', $id, $fromVersion);
$toVersionRecord = Versioned::get_version('SiteTree', $id, $toVersion);
@ -391,7 +395,7 @@ class CMSPageHistoryController extends CMSMain {
user_error("Can't find version $toVersion of page $id", E_USER_ERROR);
}
if($record) {
if(isset($record)) {
$form = $this->getEditForm($id, null, null, true);
$form->setActions(new FieldList());
$form->addExtraClass('compare');
@ -414,6 +418,8 @@ class CMSPageHistoryController extends CMSMain {
return $form;
}
return false;
}
public function Breadcrumbs($unlinked = false) {