Merge pull request #6 from christophlehmann/feature-5-disable-wizards

Disable wizards having no results
christophlehmann · Sep 13, 2021 · ba70bc1 · ba70bc1
2 parents de938d1 + 6d60286
commit ba70bc1
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Showing 2 changed files with 80 additions and 3 deletions.
diff --git a/Classes/Controller/NewContentElementController.php b/Classes/Controller/NewContentElementController.php
@@ -5,6 +5,9 @@
 
 use Lemming\PageTreeFilter\Utility\ConfigurationUtility;
 use Psr\Http\Message\ServerRequestInterface;
+use TYPO3\CMS\Core\Database\ConnectionPool;
+use TYPO3\CMS\Core\Database\Query\QueryBuilder;
+use TYPO3\CMS\Core\Database\Query\Restriction\DeletedRestriction;
 use TYPO3\CMS\Core\Utility\GeneralUtility;
 use TYPO3\CMS\Core\Utility\VersionNumberUtility;
 use TYPO3\CMS\Fluid\View\StandaloneView;
@@ -26,6 +29,7 @@ protected function init(ServerRequestInterface $request)
     public function getWizards(): array
     {
         $wizards = parent::getWizards();
+        $wizards = $this->disableWizardsHavingNoResults($wizards);
         $wizards = $this->appendRecords($wizards);
         $wizards = $this->appendPageTypes($wizards);
 
@@ -36,6 +40,7 @@ protected function appendPageTypes(array $wizards): array
     {
         $wizards['pagetypes']['header'] = $this->getLanguageService()->sL('LLL:EXT:core/Resources/Private/Language/locallang_tca.xlf:be_groups.pagetypes_select');
         $backendUser = $this->getBackendUser();
+        $usedPageTypes = $this->getUsedPageTypes();
         foreach ($GLOBALS['TCA']['pages']['columns']['doktype']['config']['items'] as $no => $pageTypeConfiguration) {
             if ($pageTypeConfiguration[1] === '--div--') {
                 continue;
@@ -45,7 +50,8 @@ protected function appendPageTypes(array $wizards): array
                     'title' => $this->getLanguageService()->sL($pageTypeConfiguration[0]),
                     'iconIdentifier' => $GLOBALS['TCA']['pages']['ctrl']['typeicon_classes'][$pageTypeConfiguration[1]],
                     'params' => '', // if missing it leads to an exception
-                    'filter' => sprintf('table=pages doktype=%d', $pageTypeConfiguration[1])
+                    'filter' => sprintf('table=pages doktype=%d', $pageTypeConfiguration[1]),
+                    'disabled' => !in_array($pageTypeConfiguration[1], $usedPageTypes)
                 ];
             }
         }
@@ -77,20 +83,91 @@ protected function appendRecords(array $wizards): array
                     'title' => $this->getLanguageService()->sL($tableConfiguration['ctrl']['title']),
                     'iconIdentifier' => $iconIdentifier,
                     'params' => '', // if missing it leads to an exception
-                    'filter' => sprintf('table=%s', $tableName)
+                    'filter' => sprintf('table=%s', $tableName),
+                    'disabled' => $this->areRecordsInTable($tableName) ? false : true
                 ];
             }
         }
 
         return $wizards;
     }
 
+    protected function getUsedPageTypes(): array
+    {
+        /** @var QueryBuilder $queryBuilder */
+        $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable('pages');
+        $queryBuilder->getRestrictions()->removeAll()->add(GeneralUtility::makeInstance(DeletedRestriction::class));
+        $pageTypes = $queryBuilder
+            ->select('doktype')
+            ->from('pages')
+            ->groupBy('doktype')
+            ->execute()
+            ->fetchFirstColumn();
+
+        return $pageTypes;
+    }
+
+    protected function disableWizardsHavingNoResults(array $wizards): array
+    {
+        /** @var QueryBuilder $queryBuilder */
+        $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable('tt_content');
+        $queryBuilder->getRestrictions()->removeAll()->add(GeneralUtility::makeInstance(DeletedRestriction::class));
+        $contentTypes = $queryBuilder
+            ->select('CType', 'list_type')
+            ->from('tt_content')
+            ->groupBy('CType', 'list_type')
+            ->execute()
+            ->fetchAllAssociative();
+
+        $generalPluginEnabled = false;
+        foreach ($contentTypes as $no => $contentTypeCombination) {
+            if ($contentTypeCombination['CType'] !== 'list') {
+                unset($contentTypes[$no]['list_type']);
+            } else {
+                $generalPluginEnabled = true;
+            }
+        }
+
+        foreach ($wizards as $no => $wizard) {
+            if (!isset($wizard['tt_content_defValues'])) {
+                continue;
+            }
+
+            if ($wizard['tt_content_defValues']['CType'] !== 'list') {
+                unset($wizard['tt_content_defValues']['list_type']);
+            }
+
+            if ($wizard['tt_content_defValues'] === ['CType' => 'list']) {
+                $wizard[$no]['disabled'] = $generalPluginEnabled;
+            } else {
+                $wizards[$no]['disabled'] = !in_array($wizard['tt_content_defValues'], $contentTypes);
+            }
+        }
+
+        return $wizards;
+    }
+
+    protected function areRecordsInTable($tableName): bool
+    {
+        /** @var QueryBuilder $queryBuilder */
+        $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable($tableName);
+        $queryBuilder->getRestrictions()->removeAll()->add(GeneralUtility::makeInstance(DeletedRestriction::class));
+        $oneRecord = $queryBuilder->select('*')
+            ->from($tableName)
+            ->setMaxResults(1)
+            ->execute()
+            ->fetchOne();
+
+        return $oneRecord !== false;
+    }
+
     protected function getFluidTemplateObject(string $filename = 'Main.html'): StandaloneView
     {
         /** @var StandaloneView $view */
         $view = GeneralUtility::makeInstance(StandaloneView::class);
         $view->setTemplatePathAndFilename(GeneralUtility::getFileAbsFileName('EXT:pagetreefilter/Resources/Private/Templates/Filter/' . $filename));
         $view->getRequest()->setControllerExtensionName('Pagetreefilter');
+
         return $view;
     }
 }
diff --git a/Resources/Private/Templates/Filter/MenuItem.html b/Resources/Private/Templates/Filter/MenuItem.html
@@ -4,7 +4,7 @@
     data-namespace-typo3-fluid="true">
 
 <div class="{f:if(condition: '{isVersion10}', then: 'media')} t3js-media-new-content-element-wizard media-new-content-element-wizard">
-    <a href="#" class="{f:if(condition: '{isVersion10}', else: 'media')} pagetreefilter"
+    <a href="#" class="pagetreefilter{f:if(condition: '{isVersion10}', else: ' media')}{f:if(condition: '{wizardInformation.disabled}', then: ' disabled')}"
         data-pagetreefilter="{f:if(condition: '{wizardInformation.filter}', then: '{wizardInformation.filter}', else: '{pagetreefilter:buildFilter(wizardInformation: \'{wizardInformation}\')}')}"
         data-bs-slide="next">