function WorkspaceMergeForm::buildForm

Overrides ConfirmFormBase::buildForm

File

core/modules/workspaces/src/Form/WorkspaceMergeForm.php, line 81

Class

WorkspaceMergeForm

Provides a form that merges the contents for a workspace into another one.

Namespace

Code

public function buildForm(array $form, FormStateInterface $form_state, ?WorkspaceInterface $source_workspace = NULL, ?WorkspaceInterface $target_workspace = NULL) {
    $this->sourceWorkspace = $source_workspace;
    $this->targetWorkspace = $target_workspace;
    $form = parent::buildForm($form, $form_state);
    $workspace_merger = $this->workspaceOperationFactory
        ->getMerger($this->sourceWorkspace, $this->targetWorkspace);
    $args = [
        '%source_label' => $this->sourceWorkspace
            ->label(),
        '%target_label' => $this->targetWorkspace
            ->label(),
    ];
    // List the changes that can be merged into the target.
    if ($source_rev_diff = $workspace_merger->getDifferringRevisionIdsOnSource()) {
        $total_count = $workspace_merger->getNumberOfChangesOnSource();
        $form['merge'] = [
            '#theme' => 'item_list',
            '#title' => $this->formatPlural($total_count, 'There is @count item that can be merged from %source_label to %target_label', 'There are @count items that can be merged from %source_label to %target_label', $args),
            '#items' => [],
            '#total_count' => $total_count,
        ];
        foreach ($source_rev_diff as $entity_type_id => $revision_difference) {
            $form['merge']['#items'][$entity_type_id] = $this->entityTypeManager
                ->getDefinition($entity_type_id)
                ->getCountLabel(count($revision_difference));
        }
    }
    // If there are no changes to merge, show an informational message.
    if (!isset($form['merge'])) {
        $form['description'] = [
            '#markup' => $this->t('There are no changes that can be merged from %source_label to %target_label.', $args),
        ];
        $form['actions']['submit']['#disabled'] = TRUE;
    }
    return $form;
}