simple_gse_search.module in Simple Google Custom Search Engine 7

Module file for Simple GSE Search

File

simple_gse_search.module

<?php

/**
 * @file
 * Module file for Simple GSE Search
 */

/**
 * Implements hook_menu().
 *
 * IDEA: Use the ctools page manager API to define a custom page at /search
 */
function simple_gse_search_menu() {
  $items['search'] = array(
    'title' => t('Search Results'),
    'page callback' => 'simple_gse_search_page',
    'access arguments' => array(
      'access content',
    ),
  );
  return $items;
}

/**
 * Implements hook_form_FORM_ID_alter().
 *
 * Add setting for search id (CX) value to site info settings page. This can
 * also be set as a $conf variable in settings.php.
 */
function simple_gse_search_form_system_site_information_settings_alter(&$form, &$form_state) {
  $form['simple_gse_search'] = array(
    '#type' => 'fieldset',
    '#title' => t('Simple GSE Search'),
  );
  $form['simple_gse_search']['simple_gse_search_cx'] = array(
    '#type' => 'textfield',
    '#title' => t('GSE Search ID'),
    '#default_value' => variable_get('simple_gse_search_cx', ''),
  );
}

/**
 * Implements hook_block_info().
 */
function simple_gse_search_block_info() {
  $blocks['simple_gse_search_form'] = array(
    'info' => t('Simple GSE Search form block'),
    'cache' => DRUPAL_CACHE_GLOBAL,
  );
  return $blocks;
}

/**
 * Implements hook_block_view().
 */
function simple_gse_search_block_view($delta = '') {
  $block = array();
  if ($delta === 'simple_gse_search_form') {
    if (isset($_GET['s'])) {
      $default_term = $_GET['s'];
    }
    else {
      $default_term = '';
    }
    $block['subject'] = '';
    $block['content'] = drupal_get_form('simple_gse_search_form', $default_term);
  }
  return $block;
}

/**
 * Search form. Used as the content for the custom block.
 */
function simple_gse_search_form($form, &$form_state, $default_value = '') {
  $form = array();
  $form['s'] = array(
    '#type' => 'textfield',
    '#title' => t('Search'),
    '#default_value' => $default_value,
    '#attributes' => array(
      'placeholder' => 'Search site...',
      'class' => array(
        'SearchForm-input',
      ),
    ),
    '#theme_wrappers' => array(),
    '#size' => NULL,
  );
  $form['submit'] = array(
    '#type' => 'submit',
    '#value' => 'go',
    '#name' => '',
    '#attributes' => array(
      'class' => array(
        'SearchForm-submit',
      ),
    ),
  );
  $form['#attributes'] = array(
    'class' => array(
      'SearchForm',
    ),
  );
  $form['#action'] = url('search');
  $form['#method'] = 'get';
  $form['#pre_render'][] = 'simple_gse_search_form_pre_render';
  return $form;
}

/**
 * Pre-render function for the search form.
 *
 * Since the form GETs rather than POSTs, this will remove a bunch of Drupal-
 * specific paramters.
 */
function simple_gse_search_form_pre_render($form) {
  unset($form['form_token']);
  unset($form['form_build_id']);
  unset($form['form_id']);
  return $form;
}

/**
 * Page callback for the search results.
 */
function simple_gse_search_page() {
  drupal_add_js(array(
    'simple_gse_search' => array(
      'simple_gse_search_cx' => variable_get('simple_gse_search_cx'),
    ),
  ), 'setting');
  drupal_add_js(drupal_get_path('module', 'simple_gse_search') . '/simple_gse_search.js');
  $content = '<gcse:searchresults-only queryParameterName="s" linktarget="_parent">Please make sure javascript is enabled to see the search results.</gcse:searchresults-only>';
  return $content;
}

Functions

Name	Description
simple_gse_search_block_info	Implements hook_block_info().
simple_gse_search_block_view	Implements hook_block_view().
simple_gse_search_form	Search form. Used as the content for the custom block.
simple_gse_search_form_pre_render	Pre-render function for the search form.
simple_gse_search_form_system_site_information_settings_alter	Implements hook_form_FORM_ID_alter().
simple_gse_search_menu	Implements hook_menu().
simple_gse_search_page	Page callback for the search results.