ext_search_page.admin.inc in Extended search page 7

Admin pages for Extended search page.

File

ext_search_page.admin.inc

<?php

/**
 * @file
 * Admin pages for Extended search page.
 */

/**
 * Altering the default search api page admin form.
 * 
 * @see search_api_page_admin_edit()
 * @ingroup forms
 */
function ext_search_page_admin_edit_alter_form(&$form, &$form_state, $form_id) {
  form_load_include($form_state, 'inc', 'ext_search_page', 'ext_search_page.admin');
  drupal_add_css(drupal_get_path('module', 'ext_search_page') . '/ext_search_page.css');
  $page =& $form_state['build_info']['args'][0];
  if (is_string($page->ext_search_options)) {
    $page->ext_search_options = (array) unserialize($page->ext_search_options);
  }
  $form['ext_search_options'] = array(
    '#type' => 'fieldset',
    '#title' => t('Extended search page'),
    '#collapsible' => FALSE,
    '#collapsed' => FALSE,
    '#tree' => TRUE,
  );
  $form['ext_search_options']['block'] = array(
    '#type' => 'checkbox',
    '#title' => t('Create a search form block'),
    '#description' => t('Create a search form block for this search page. Will also work without extended search.'),
    '#default_value' => isset($page->ext_search_options['block']) ? $page->ext_search_options['block'] : false,
  );
  $form['ext_search_options']['enabled'] = array(
    '#type' => 'checkbox',
    '#title' => t('Enable extended search'),
    '#description' => t('Display the extended search form with index filters.'),
    '#default_value' => isset($page->ext_search_options['enabled']) ? $page->ext_search_options['enabled'] : false,
  );
  $form['ext_search_options']['hide_fulltext'] = array(
    '#type' => 'checkbox',
    '#title' => t('Hide fulltext input field'),
    '#description' => t('You can also hide the fulltext input field.'),
    '#default_value' => isset($page->ext_search_options['hide_fulltext']) ? $page->ext_search_options['hide_fulltext'] : false,
  );
  foreach (ext_search_page_get_widgets_registry($page) as $field => $field_info) {
    $form['ext_search_options']['filters'][$field]['default_name'] = array(
      '#markup' => check_plain($field_info['default_name']),
    );
    $form['ext_search_options']['filters'][$field]['display_name'] = array(
      '#type' => 'textfield',
      '#size' => 16,
      '#default_value' => $field_info['display_name'],
    );

    // display filter
    $form['ext_search_options']['filters'][$field]['display'] = array(
      '#type' => 'select',
      '#options' => array(
        '' => t('Disabled'),
        'true' => t('Enabled'),
      ),
      '#default_value' => $field_info['display'],
    );

    // display filter in block
    $form['ext_search_options']['filters'][$field]['block'] = array(
      '#type' => 'select',
      '#options' => array(
        '' => t('Disabled'),
        'true' => t('Enabled'),
      ),
      '#default_value' => $field_info['block'],
    );

    // widget selection
    $options = array();
    if (isset($field_info['widgets'])) {
      foreach ($field_info['widgets'] as $wid => $widget) {
        $options[$wid] = $widget['name'];
      }
    }
    if (count($options)) {
      $form['ext_search_options']['filters'][$field]['wid'] = array(
        '#type' => 'select',
        '#options' => $options,
        '#default_value' => $field_info['wid'],
        '#ajax' => array(
          'callback' => 'ext_search_page_admin_edit_ajax_callback',
          'wrapper' => 'ext-search-options-' . $field . '-ajax',
        ),
        '#field' => $field,
      );
      $form['ext_search_options']['filters'][$field]['widget_settings'] = array(
        '#prefix' => '<div id="ext-search-options-' . $field . '-ajax">',
        '#suffix' => '</div>',
      );

      // add some settings for widget
      $wid = isset($form_state['values']['ext_search_options']['filters'][$field]['wid']) ? $form_state['values']['ext_search_options']['filters'][$field]['wid'] : $field_info['wid'];
      if ($wid && isset($field_info['widgets'][$wid]['widget_settings'])) {
        $wsettings = $field_info['widgets'][$wid]['widget_settings'];
        $f = $wsettings['form_callback'] . '_add';
        $wsettings['field'] = $field;
        $f($form['ext_search_options']['filters'][$field]['widget_settings'], $field_info, $wsettings);
      }
    }
    else {
      $form['ext_search_options']['filters'][$field]['wid'] = array(
        '#markup' => t('No widgets'),
      );
    }

    // default value
    $form['ext_search_options']['filters'][$field]['default'] = array();
    if (isset($field_info['widgets'][$field_info['wid']])) {
      $values = array();
      if (isset($field_info['default'])) {
        $values = $field_info['default'];
      }
      $f = $field_info['widgets'][$field_info['wid']]['add_form'];
      $f($form['ext_search_options']['filters'][$field]['default'], $field, $field_info['widgets'][$field_info['wid']], $values, 'admin');
    }

    // weight
    $form['ext_search_options']['filters'][$field]['weight'] = array(
      '#type' => 'textfield',
      '#size' => 5,
      '#default_value' => $field_info['weight'],
      '#attributes' => array(
        'class' => array(
          'filter-weight',
        ),
      ),
    );
    $form['ext_search_options']['description']['#markup'] = t('You can specify default value even if widget is not activated. This will result in hidden forced filters. You can use &lt;default&gt; for default filter name or &lt;none&gt; for no name at all.');
  }
  $form['ext_search_options']['filters']['#theme'] = 'ext_search_page_filters_table';
  $form['#submit'][] = 'ext_search_page_admin_edit_submit';
  $i = 100;
  $form['submit']['#weight'] = $i++;
  $form['delete']['#weight'] = $i++;
}

/**
 * AJAX callback
 */
function ext_search_page_admin_edit_ajax_callback($form, $form_state) {
  $field = $form_state['triggering_element']['#field'];
  return $form['ext_search_options']['filters'][$field]['widget_settings'];
}

/**
 * Theme for the filter weights table form fragment.
 * 
 * @param $variables
 *   An associative array containing:
 *   - form: the form to theme
 *   
 * @ingroup themeable
 */
function theme_ext_search_page_filters_table($variables) {
  $form =& $variables['form'];
  drupal_add_tabledrag('ext-search-filters-table', 'order', 'sibling', 'filter-weight');
  $rows = array();
  foreach (element_children($form) as $field) {
    $form[$field]['weight']['#attributes']['class'][] = 'filter-weight';
    $row = array();
    $row[] = drupal_render($form[$field]['default_name']);
    $row[] = drupal_render($form[$field]['display_name']);
    $row[] = drupal_render($form[$field]['display']);
    $row[] = drupal_render($form[$field]['block']);
    $row[] = drupal_render($form[$field]['wid']) . drupal_render($form[$field]['widget_settings']);
    $row[] = drupal_render($form[$field]['default']);
    $row[] = drupal_render($form[$field]['weight']);
    $row['data'] = $row;
    $row['class'] = array(
      'draggable',
    );
    $rows[$field] = $row;
  }
  $output = theme('table', array(
    'header' => array(
      t('Filter'),
      t('Name'),
      t('Display'),
      t('Block'),
      t('Widget'),
      t('Default'),
      t('Weight'),
    ),
    'rows' => $rows,
    'attributes' => array(
      'id' => 'ext-search-filters-table',
    ),
  ));
  return $output;
}

/**
 * Form submission handler for search_api_page_admin_edit().
 * 
 * @see search_api_page_admin_edit()
 */
function ext_search_page_admin_edit_submit(array $form, array &$form_state) {
  $page =& $form_state['build_info']['args'][0];
  if (is_string($page->ext_search_options)) {
    $page->ext_search_options = (array) unserialize($page->ext_search_options);
  }
  $rebuild = FALSE;
  if (!isset($page->ext_search_options['enabled'])) {
    $page->ext_search_options['enabled'] = FALSE;
  }
  if ($page->ext_search_options['enabled'] != $form_state['values']['ext_search_options']['enabled']) {
    $page->ext_search_options['enabled'] = $form_state['values']['ext_search_options']['enabled'];
    $rebuild = TRUE;
  }
  $page->ext_search_options['block'] = $form_state['values']['ext_search_options']['block'];
  $page->ext_search_options['hide_fulltext'] = $form_state['values']['ext_search_options']['hide_fulltext'];
  $filters = array();
  foreach (ext_search_page_get_widgets_registry($page) as $field => $field_info) {
    if (isset($form_state['values']['ext_search_options']['filters'][$field])) {
      foreach (array(
        'wid',
        'weight',
        'display',
        'block',
        'display_name',
      ) as $param) {
        $filters[$field][$param] = NULL;
        if (isset($form_state['values']['ext_search_options']['filters'][$field][$param])) {
          $filters[$field][$param] = $form_state['values']['ext_search_options']['filters'][$field][$param];
        }
      }

      // retrieve default value
      if (isset($field_info['widgets'][$field_info['wid']])) {
        $f = $field_info['widgets'][$field_info['wid']]['get_values'];
        $filters[$field]['default'] = $f($field, $field_info['widgets'][$field_info['wid']], $form_state['values']['ext_search_options']['filters'][$field]['default']);
      }

      //retrieve widget settings
      $wid = isset($form_state['values']['ext_search_options']['filters'][$field]['wid']) ? $form_state['values']['ext_search_options']['filters'][$field]['wid'] : $field_info['wid'];
      if ($wid && isset($field_info['widgets'][$wid]['widget_settings'])) {
        $wsettings = $field_info['widgets'][$wid]['widget_settings'];
        $f = $wsettings['form_callback'] . '_submit';
        $wsettings['field'] = $field;
        $filters[$field]['widget_settings'] = $f($form_state['values']['ext_search_options']['filters'][$field]['widget_settings'], $field_info, $wsettings);
      }
    }
  }
  $page->ext_search_options['filters'] = $filters;
  $fields = array(
    'ext_search_options' => serialize($page->ext_search_options),
  );
  $ret = db_update('search_api_page')
    ->fields($fields)
    ->condition('id', $page->id)
    ->execute();
  if ($rebuild) {

    // will impact the hook_menu_alter() so rebuild !
    menu_rebuild();
  }
  $form_state['redirect'] = $_GET['q'];
}

Functions

Name	Description
ext_search_page_admin_edit_ajax_callback	AJAX callback
ext_search_page_admin_edit_alter_form	Altering the default search api page admin form.
ext_search_page_admin_edit_submit	Form submission handler for search_api_page_admin_edit().
theme_ext_search_page_filters_table	Theme for the filter weights table form fragment.