public function DashboardManageForm::buildForm in Draggable dashboard 8

Form constructor.

Parameters

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

Return value

array The form structure.

Overrides DashboardFormBase::buildForm

File

src/Form/DashboardManageForm.php, line 34

Class

DashboardManageForm

Provides the draggable dashboard edit form.

Namespace

Drupal\draggable_dashboard\Form

Code

public function buildForm(array $form, FormStateInterface $form_state, $did = NULL) {
  $this->dashboard = $this
    ->buildDashboard($did);
  $active_theme = $this->themeManager
    ->getActiveTheme();
  $theme_name = $active_theme
    ->getName();
  $form['#title'] = $this->dashboard
    ->get('title');
  $form['did'] = [
    '#type' => 'hidden',
    '#value' => $this->dashboard
      ->id(),
  ];
  $form['#attached']['library'][] = 'core/drupal.tableheader';
  $form['#attached']['library'][] = 'draggable_dashboard/draggable_dashboard.main';
  $form['dashboard_blocks_table'] = [
    '#type' => 'table',
    '#header' => [
      $this
        ->t('Block'),
      $this
        ->t('Category'),
      $this
        ->t('Region'),
      $this
        ->t('Weight'),
      $this
        ->t('Operations'),
    ],
    '#empty' => $this
      ->t('No columns defined.'),
    '#attributes' => [
      'id' => 'dashboardblocks',
    ],
  ];

  // Prepare available regions list.
  $regionOptions = [];
  for ($i = 1; $i <= $this->dashboard
    ->get('columns'); $i++) {
    $regionOptions[$i] = $i . ' ' . t('Column');
  }
  $entities = json_decode($this->dashboard
    ->get('blocks'), TRUE);

  // Weights range from -delta to +delta, so delta should be at least half
  // of the amount of blocks present. This makes sure all blocks in the same
  // region get an unique weight.
  $weight_delta = round(count($entities) / 2);
  for ($i = 1; $i <= $this->dashboard
    ->get('columns'); $i++) {
    $region = $i;
    $title = $this
      ->t('Column #@id', [
      '@id' => $i,
    ]);
    $form['dashboard_blocks_table']['#tabledrag'][] = [
      'action' => 'match',
      'relationship' => 'sibling',
      'group' => 'block-region-select',
      'subgroup' => 'block-region-' . $region,
      'hidden' => FALSE,
    ];
    $form['dashboard_blocks_table']['#tabledrag'][] = [
      'action' => 'order',
      'relationship' => 'sibling',
      'group' => 'block-weight',
      'subgroup' => 'block-weight-' . $region,
    ];
    $form['dashboard_blocks_table']['region-' . $region] = [
      '#attributes' => [
        'class' => [
          'region-title',
          'region-title-' . $region,
        ],
        'no_striping' => TRUE,
      ],
    ];
    $form['dashboard_blocks_table']['region-' . $region]['title'] = [
      '#theme_wrappers' => [
        'container' => [
          '#attributes' => [
            'class' => 'region-title__action',
          ],
        ],
      ],
      '#prefix' => $title,
      '#type' => 'link',
      '#title' => $this
        ->t('Place block <span class="visually-hidden">in the %region region</span>', [
        '%region' => $title,
      ]),
      '#url' => Url::fromRoute('block.admin_library', [
        'theme' => $theme_name,
      ], [
        'query' => [
          'region' => 'draggable_dashboard-' . base64_encode(json_encode([
            'did' => $did,
            'cln' => $region,
          ])),
        ],
      ]),
      '#wrapper_attributes' => [
        'colspan' => 5,
      ],
      '#attributes' => [
        'class' => [
          'use-ajax',
          'button',
          'button--small',
          'place-blocks',
        ],
        'data-dialog-type' => 'modal',
        'data-dialog-options' => Json::encode([
          'width' => 700,
        ]),
      ],
    ];

    // Collect all blocks from one particular column.
    $relations = [];
    if (!empty($entities)) {
      foreach ($entities as $entity) {
        if ($entity['cln'] == $i) {
          $relations[] = $entity;
        }
      }
    }
    $form['dashboard_blocks_table']['region-' . $region . '-message'] = [
      '#attributes' => [
        'class' => [
          'region-message',
          'region-' . $region . '-message',
          empty($relations) ? 'region-empty' : 'region-populated',
        ],
      ],
    ];
    $form['dashboard_blocks_table']['region-' . $region . '-message']['message'] = [
      '#markup' => '<em>' . t('No blocks in this region') . '</em>',
      '#wrapper_attributes' => [
        'colspan' => 5,
      ],
    ];
    if (!empty($relations)) {
      foreach ($relations as $relation) {
        $block = Block::load($relation['bid']);
        if (empty($block)) {
          continue;
        }
        $block
          ->set('region', DashboardEntityInterface::BASE_REGION_NAME);
        $block
          ->set('theme', $this
          ->config('system.theme')
          ->get('admin'));
        $block
          ->save();
        $entity_id = $relation['bid'];
        $form['dashboard_blocks_table'][$entity_id] = [
          '#attributes' => [
            'class' => [
              'draggable',
            ],
          ],
        ];
        $form['dashboard_blocks_table'][$entity_id]['info'] = [
          '#plain_text' => $block
            ->label(),
          '#wrapper_attributes' => [
            'class' => [
              'block',
            ],
          ],
        ];
        $form['dashboard_blocks_table'][$entity_id]['type'] = [
          '#markup' => $block
            ->getPluginId(),
        ];
        $form['dashboard_blocks_table'][$entity_id]['region-theme']['region'] = [
          '#type' => 'select',
          '#default_value' => $relation['cln'],
          '#required' => TRUE,
          '#title' => $this
            ->t('Region for @block block', [
            '@block' => $block
              ->label(),
          ]),
          '#title_display' => 'invisible',
          '#options' => $regionOptions,
          '#attributes' => [
            'class' => [
              'block-region-select',
              'block-region-' . $region,
            ],
          ],
          '#parents' => [
            'blocks',
            $entity_id,
            'region',
          ],
        ];
        $form['dashboard_blocks_table'][$entity_id]['weight'] = [
          '#type' => 'weight',
          '#default_value' => $relation['position'],
          '#delta' => $weight_delta,
          '#title' => t('Weight for @block block', [
            '@block' => $block
              ->label(),
          ]),
          '#title_display' => 'invisible',
          '#attributes' => [
            'class' => [
              'block-weight',
              'block-weight-' . $region,
            ],
          ],
        ];
        $links = [];
        $links['edit'] = [
          'title' => $this
            ->t('Configure'),
          'url' => Url::fromRoute('entity.block.edit_form', [
            'block' => $block
              ->id(),
          ]),
        ];
        $links['delete'] = [
          'title' => $this
            ->t('Delete'),
          'url' => Url::fromRoute('draggable_dashboard.delete_block', [
            'did' => $did,
            'bid' => $relation['bid'],
          ]),
        ];
        $form['dashboard_blocks_table'][$entity_id]['operations'] = [
          'data' => [
            '#type' => 'operations',
            '#links' => $links,
          ],
        ];
      }
    }
  }
  $form['actions'] = [
    '#type' => 'actions',
  ];
  $form['actions']['submit'] = [
    '#type' => 'submit',
    '#value' => $this
      ->t('Save'),
    '#button_type' => 'primary',
  ];
  $form['actions']['back'] = [
    '#type' => 'link',
    '#title' => $this
      ->t('Back To Dashboards'),
    '#url' => new Url('draggable_dashboard.overview'),
    '#attributes' => [
      'class' => [
        'button',
      ],
    ],
  ];
  return $form;
}