Club Drupal

<?php

/**

 * @file

 * LDAP field handler.

 *

 * Defines a new class field handler for a default ldap field.

 */

/**

 *

 */

class ldap_views_handler_field extends views_handler_field {

  /**

   *

   */

  public function render($values) {

    return array_key_exists($this->field_alias, $values) ? check_plain($values[$this->field_alias]) : '';

  }

  /**

   *

   */

  public function element_type($none_supported = FALSE, $default_empty = FALSE, $inline = FALSE) {

    if (isset($this->definition['element type'])) {

      return $this->definition['element type'];

    }

    return 'div';

  }

  /**

   *

   */

  public function option_definition() {

    $options                    = parent::option_definition();

    $options['multivalue']      = ['default' => 'v-all'];

    $options['value_separator'] = ['default' => ''];

    $options['index_value']     = ['default' => 0];

    return $options;

  }

  /**

   * Add the field for the LDAP Attribute.

   */

  public function options_form(&$form, &$form_state) {

    parent::options_form($form, $form_state);

    $form['multivalue'] = [

    // It should be 'radios', but it makes #dependency not to work.

      '#type' => 'select',

      '#title' => t('Values to show'),

      '#description' => t('What to do whith  multivalue attributes'),

      '#options' => [

        'v-all' => t('All values'),

        'v-index' => t('Show Nth value'),

        'v-count' => t('Count values'),

      ],

      '#default_value' => $this->options['multivalue'],

      '#required' => TRUE,

    ];

    $form['value_separator'] = [

      '#type' => 'textfield',

      '#title' => t('Value separator'),

      '#description' => t('Separator to use between values in multivalued attributes'),

      '#default_value' => $this->options['value_separator'],

      '#dependency' => [

        'edit-options-multivalue' => ['v-all'],

      ],

    ];

    $form['index_value'] = [

      '#type' => 'textfield',

      '#title' => t('Index'),

      '#description' => t('Index of the value to show. Use negative numbers to index from last item (0=First, -1=Last)'),

      '#default_value' => $this->options['index_value'],

      '#dependency' => [

        'edit-options-multivalue' => ['v-index'],

      ],

    ];

  }

}