function mefibs_display_extender_plugin_blocks::options_form in MEFIBS - More exposed forms in blocks 7

Provide a form to edit options for this plugin.

Overrides views_plugin_display_extender::options_form

File

./mefibs_display_extender_plugin_blocks.inc, line 95

Provides an MEFIBS exposed form plugin for View 3.x.

Class

mefibs_display_extender_plugin_blocks

Display Extender Plugin class.

Code

function options_form(&$form, &$form_state) {
  if ($form_state['section'] == 'mefibs') {

    // Add javascript needed for ajax form behaviors.
    drupal_add_js(drupal_get_path('module', 'mefibs') . '/js/mefibs_admin.js');
    drupal_add_css(drupal_get_path('module', 'mefibs') . '/css/mefibs_admin.css');
    $ajax_callback_base_path = 'admin/structure/views/view/' . $form_state['view']->name . '/edit/' . $form_state['view']->current_display . '/ajax/mefibs';
    $exposed_settings = $this->display
      ->get_option('exposed_form');
    $default_options = $exposed_settings['options'];
    $default_block = array(
      'name' => t('Default'),
      'machine_name' => 'default',
      'reset_button' => $default_options['reset_button'],
      'reset_button_label' => $default_options['reset_button_label'],
      'autosubmit' => $default_options['autosubmit'],
      'autosubmit_hide' => $default_options['autosubmit_hide'],
    );

    // Get the settings.
    $settings = $this->display
      ->get_option('mefibs');
    $blocks = $settings['blocks'];

    // Find out if we are in an edit context here.
    $edit = FALSE;
    if (isset($form_state['storage']['action']) && $form_state['storage']['action'] == 'edit') {
      $edit = $form_state['storage']['id'];
    }
    $form['#mefibs_block_edit'] = $edit !== FALSE;
    if (isset($form_state['view']->form_cache['blocks'])) {
      $blocks = $form_state['view']->form_cache['blocks'];
      if ($edit === FALSE && $blocks != $settings['blocks']) {
        drupal_set_message('* ' . t('All changes are stored temporarily. Click Apply to make your changes permanent. Click Cancel to discard your changes.'), 'warning', FALSE);
      }
    }
    $form['mefibs'] = array(
      '#blocks' => $blocks,
      '#tree' => TRUE,
    );
    $form['#title'] .= t('Enable additional blocks for exposed elements');
    $form['mefibs']['description'] = array(
      '#type' => 'markup',
      '#markup' => t('Choose which blocks are available for exposed input fields for this display.'),
      '#prefix' => '<div class="description">',
      '#suffix' => '</div>',
    );
    $form['mefibs']['blocks'] = array(
      '#prefix' => '<div id="mefibs-display-extender-blocks-wrapper">',
      '#suffix' => '</div>',
      '#theme' => 'mefibs_views_ui_block_list',
    );
    $default_items_per_page = -1;
    if (!isset($settings['extras']['items_per_page']) || $settings['extras']['items_per_page'] === -1) {
      $default_items_per_page = -1;
    }
    else {
      $machine_name = $settings['extras']['items_per_page'];
      foreach ($blocks as $id => $block) {
        if ($block['machine_name'] == $machine_name) {
          $default_items_per_page = $id;
          break;
        }
      }
    }
    $default_sort = -1;
    if (!isset($settings['extras']['sort']) || $settings['extras']['sort'] === -1) {
      $default_sort = -1;
    }
    else {
      $machine_name = $settings['extras']['sort'];
      foreach ($blocks as $id => $block) {
        if ($block['machine_name'] == $machine_name) {
          $default_sort = $id;
          break;
        }
      }
    }
    if (!is_array($blocks)) {
      $blocks = array(
        $default_block,
      );
    }
    if (!in_array($default_block, $blocks, TRUE)) {
      $blocks = array_merge($blocks, array(
        $default_block,
      ));
    }
    for ($id = 0; $id < count($blocks); $id++) {
      $block_settings = $blocks[$id];
      if ($edit === $id) {
        $form['mefibs']['blocks'][$id]['name'] = array(
          '#type' => 'textfield',
          '#default_value' => $blocks[$id]['name'],
          '#size' => 12,
        );
        $form['mefibs']['blocks'][$id]['machine_name'] = array(
          '#type' => 'machine_name',
          '#machine_name' => array(
            'label' => t('Machine name'),
            'source' => array(
              'options',
              'mefibs',
              'blocks',
              $id,
              'name',
            ),
            'exists' => 'mefibs_block_machine_name_exists',
          ),
          '#required' => FALSE,
          '#default_value' => $blocks[$id]['machine_name'],
          '#size' => 12,
        );
        $form['mefibs']['blocks'][$id]['submit_button'] = array(
          '#type' => 'textfield',
          '#title' => t('Submit button text'),
          '#description' => t('Text to display in the submit button of the exposed form.'),
          '#default_value' => $block_settings['submit_button'],
          '#required' => TRUE,
        );
        $form['mefibs']['blocks'][$id]['reset_button'] = array(
          '#type' => 'checkbox',
          '#title' => t('Include reset button'),
          '#description' => t('If checked the exposed form will provide a button to reset all the applied exposed filters'),
          '#default_value' => $block_settings['reset_button'],
          '#attributes' => $block_settings['reset_button'] ? array(
            'checked' => 'checked',
          ) : array(),
        );
        $form['mefibs']['blocks'][$id]['reset_button_label'] = array(
          '#type' => 'textfield',
          '#title' => t('Reset button label'),
          '#description' => t('Text to display in the reset button of the exposed form.'),
          '#default_value' => $block_settings['reset_button_label'],
          '#size' => 10,
          '#dependency' => array(
            'edit-mefibs-blocks-' . $id . '-reset-button' => array(
              1,
            ),
          ),
        );
        $form['mefibs']['blocks'][$id]['autosubmit'] = array(
          '#type' => 'checkbox',
          '#title' => t('Autosubmit'),
          '#description' => t('Automatically submit the form once an element is changed.'),
          '#default_value' => $block_settings['autosubmit'],
          '#attributes' => $block_settings['autosubmit'] ? array(
            'checked' => 'checked',
          ) : array(),
        );
        $form['mefibs']['blocks'][$id]['autosubmit_hide'] = array(
          '#type' => 'checkbox',
          '#title' => t('Hide submit button'),
          '#description' => t('Hide submit button if autosubmit is enabled.'),
          '#default_value' => $block_settings['autosubmit_hide'],
          '#dependency' => array(
            'edit-mefibs-blocks-' . $id . '-autosubmit' => array(
              1,
            ),
          ),
        );
      }
      else {
        $form['mefibs']['blocks'][$id]['name'] = array(
          '#type' => 'markup',
          '#markup' => $blocks[$id]['name'],
        );
        $form['mefibs']['blocks'][$id]['machine_name'] = array(
          '#type' => 'markup',
          '#markup' => $blocks[$id]['machine_name'],
        );
        $form['mefibs']['blocks'][$id]['reset_button'] = array(
          '#type' => 'checkbox',
          '#default_value' => $block_settings['reset_button'],
          '#attributes' => array(
            'disabled' => 'disabled',
          ),
        );

        // Somehow this is necessary to keep the checkbox check during form
        // interaction.
        if ($block_settings['reset_button']) {
          $form['mefibs']['blocks'][$id]['reset_button']['#attributes']['checked'] = 'checked';
        }
        $form['mefibs']['blocks'][$id]['autosubmit'] = array(
          '#type' => 'checkbox',
          '#default_value' => $block_settings['autosubmit'],
          '#attributes' => array(
            'disabled' => 'disabled',
          ),
        );

        // Somehow this is necessary to keep the checkbox check during form
        // interaction.
        if ($block_settings['autosubmit']) {
          $form['mefibs']['blocks'][$id]['autosubmit']['#attributes']['checked'] = 'checked';
        }
      }
      $items = mefibs_get_expected_items_for_exposed_form_block($this->view, $blocks[$id]['machine_name']);
      $form['mefibs']['blocks'][$id]['filters'] = array(
        '#type' => 'markup',
        '#markup' => count($items['filter']),
        '#access' => $edit !== $id,
      );
      $form['mefibs']['blocks'][$id]['sorts'] = array(
        '#type' => 'markup',
        '#markup' => count($items['sort']),
        '#access' => $edit !== $id,
      );
      if ($blocks[$id]['machine_name'] != 'default') {
        $actions = array(
          'edit' => t('Edit'),
          'save' => t('Save'),
          'cancel' => t('Cancel'),
          'remove' => t('Remove'),
        );
        foreach ($actions as $type => $label) {
          $form['mefibs']['blocks'][$id]['actions'][$type] = array(
            '#type' => 'submit',
            '#default_value' => $label,
            '#name' => 'edit-mefibs-block-action-' . $type . '-' . $id,
            '#group' => $id,
            '#access' => $edit === FALSE || $edit === $id,
          );
        }
        if ($edit !== FALSE && $edit === $id) {
          $form['mefibs']['blocks'][$id]['actions']['edit']['#prefix'] = '<div style="display: none;">';
          $form['mefibs']['blocks'][$id]['actions']['edit']['#suffix'] = '</div>';
          $form['mefibs']['blocks'][$id]['actions']['edit']['#weight'] = 100;
          $form['mefibs']['blocks'][$id]['actions']['remove']['#prefix'] = '<div style="display: none;">';
          $form['mefibs']['blocks'][$id]['actions']['remove']['#suffix'] = '</div>';
          $form['mefibs']['blocks'][$id]['actions']['remove']['#weight'] = 100;
        }
        else {
          $form['mefibs']['blocks'][$id]['actions']['save']['#prefix'] = '<div style="display: none;">';
          $form['mefibs']['blocks'][$id]['actions']['save']['#suffix'] = '</div>';
          $form['mefibs']['blocks'][$id]['actions']['save']['#weight'] = 100;
          $form['mefibs']['blocks'][$id]['actions']['cancel']['#prefix'] = '<div style="display: none;">';
          $form['mefibs']['blocks'][$id]['actions']['cancel']['#suffix'] = '</div>';
          $form['mefibs']['blocks'][$id]['actions']['cancel']['#weight'] = 100;
        }
      }
    }

    // The "add new block". This won't show when an indivdual block is
    // edited.
    $form['mefibs']['add_block'] = array(
      '#type' => 'fieldset',
      '#title' => t('Add new block'),
      '#collapsible' => TRUE,
      '#collapsed' => TRUE,
      '#access' => $edit === FALSE,
    );
    $form['mefibs']['add_block']['name'] = array(
      '#type' => 'textfield',
      '#title' => t('Block name'),
      '#default_value' => '',
      '#access' => $edit === FALSE,
    );
    $form['mefibs']['add_block']['machine_name'] = array(
      '#type' => 'machine_name',
      '#machine_name' => array(
        'label' => t('Machine name'),
        'source' => array(
          'options',
          'mefibs',
          'add_block',
          'name',
        ),
        'exists' => 'mefibs_block_machine_name_exists',
      ),
      '#required' => FALSE,
      '#default_value' => '',
      '#access' => $edit === FALSE,
    );
    $form['mefibs']['add_block']['submit'] = array(
      '#type' => 'submit',
      '#default_value' => t('Add block'),
      '#attributes' => array(
        'class' => array(
          'mefibs-add-block',
        ),
      ),
      // This is convenient to decide on the triggered action in
      // options_submit().
      '#parents' => array(
        'mefibs',
        'blocks',
        NULL,
        'add',
      ),
      '#group' => 'add',
      '#access' => $edit === FALSE,
    );
  }
  $form['#validate'] = array(
    'views_ui_edit_display_form_validate',
  );
  $form['#submit'] = array(
    'views_ui_edit_display_form_submit',
  );
}