views_autocomplete_filters.module in Views Autocomplete Filters 6

File

views_autocomplete_filters.module

<?php

// $Id: views_autocomplete_filters.module,v 1 vasike Exp $

/**
 * Implementation of hook_menu().
 */
function views_autocomplete_filters_menu() {
  $items = array();
  $items['autocomplete_filter'] = array(
    'title' => 'Autocomplete Filters',
    'page callback' => 'views_autocomplete_filter',
    'access arguments' => array(
      'access content',
    ),
    'file' => 'views_autocomplete_filters.inc',
    'type' => MENU_CALLBACK,
  );
  return $items;
}

/**
 * Implementation of hook_views_api().
 */
function views_autocomplete_filters_selective_views_api() {
  return array(
    'api' => 2.0,
  );
}

/**
 * Implementation of hook_form_FORMID_alter() for views_exposed_form.
 */
function views_autocomplete_filters_form_views_exposed_form_alter(&$form, $form_state) {

  // Go through each filter checking for a 'selective' setting
  foreach ($form_state['view']->filter as $field => $filter) {
    if ($filter->options['exposed']) {

      // If using selective filters, filter the value_options based on view results
      if (isset($filter->options['expose']['autocomplete_filter'])) {
        unset($form[$field_id]['#default_value']);
        $field_id = $form['#info']["filter-{$field}"]['value'];
        $form[$field_id]['#autocomplete_path'] = 'autocomplete_filter/' . $field . '/' . $form_state['view']->name . '/' . $form_state['view']->current_display;
      }
    }
  }
}

/**
 * Implementation of hook_form_FORMID_alter() for views_ui_config_item_form.
 */
function views_autocomplete_filters_form_views_ui_config_item_form_alter(&$form, $form_state) {
  if ('2' != substr(views_api_version(), 0, 1)) {

    // Only continue for Views 2.x
    return;
  }
  if ($form['options']['value']['#type'] != 'textfield') {
    return;
  }
  if (empty($form['options']['expose'])) {
    return;
  }
  $default['autocomplete_filter'] = empty($form_state['handler']->options['expose']['autocomplete_filter']) ? FALSE : $form_state['handler']->options['expose']['autocomplete_filter'];

  // Build form elements for the right side of the exposed filter form
  $left = array();

  // Build check all/none option form element
  $left['autocomplete_filter'] = array(
    '#type' => 'checkbox',
    '#title' => t('Use Autocomplete'),
    '#default_value' => $default['autocomplete_filter'],
    '#description' => t('Use Autocomplete for this filter.'),
  );

  // Insert Autocomplete Filter checkbox
  $expose = $form['options']['expose'];
  $first_chunk = array_splice($expose, 0, array_search('end_left', array_keys($expose)));
  $form['options']['expose'] = array_merge($first_chunk, $left, $expose);
}

Functions

Name	Description
views_autocomplete_filters_form_views_exposed_form_alter	Implementation of hook_form_FORMID_alter() for views_exposed_form.
views_autocomplete_filters_form_views_ui_config_item_form_alter	Implementation of hook_form_FORMID_alter() for views_ui_config_item_form.
views_autocomplete_filters_menu	Implementation of hook_menu().
views_autocomplete_filters_selective_views_api	Implementation of hook_views_api().