apachesolr_panels.module in Apache Solr Panels 7

Integrates Apache Solr Search with Panels.

Authors: Joakim Stai (ximo) <http://drupal.org/user/88701) Kevin Bridges (cyberswat) <http://drupal.org/user/27802>

File

apachesolr_panels.module

<?php

/**
 * @file
 * Integrates Apache Solr Search with Panels.
 *
 * Authors:
 *   Joakim Stai (ximo) <http://drupal.org/user/88701)
 *   Kevin Bridges (cyberswat) <http://drupal.org/user/27802>
 */

/**
 * Implements hook_ctools_plugin_directory().
 */
function apachesolr_panels_ctools_plugin_directory($module, $plugin) {
  if ($module == 'ctools' && !empty($plugin)) {
    return "plugins/{$plugin}";
  }
}

/**
 * Implements hook_forms().
 */
function apachesolr_panels_forms() {
  $forms['apachesolr_panels_search_form'] = array(
    'callback' => 'apachesolr_panels_search_block',
  );
  return $forms;
}

/**
 * Implements hook_block_info().
 */
function apachesolr_panels_block_info() {
  $blocks['search_form']['info'] = t('Search form (Apache Solr Panels)');
  $blocks['search_form']['cache'] = DRUPAL_NO_CACHE;
  return $blocks;
}

/**
 * Implements hook_block_configure().
 */
function apachesolr_panels_block_configure($delta) {
  switch ($delta) {
    case 'search_form':
      $form['search_page'] = array(
        '#type' => 'textfield',
        '#title' => t('Path to search page'),
        '#default_value' => variable_get('apachesolr_panels_search_page', ''),
      );
      return $form;
  }
}

/**
 * Implements hook_block_save().
 */
function apachesolr_panels_block_save($delta, $edit) {
  switch ($delta) {
    case 'search_form':
      variable_set('apachesolr_panels_search_page', $edit['search_page']);
      break;
  }
}

/**
 * Implements hook_block_view().
 */
function apachesolr_panels_block_view($delta) {
  if ($delta == 'search_form' && user_access('search content')) {
    $block['content'] = drupal_get_form('apachesolr_panels_search_block');
    $block['subject'] = t('Search');
    return $block;
  }
}

/**
 * Output a search form for the search block, based on core's search box.
 */
function apachesolr_panels_search_block($form, &$form_state) {
  $form = search_box($form, $form_state, 'apachesolr_panels_search_form');
  $form['#submit'] = array(
    'apachesolr_panels_search_block_form_submit',
  );
  return $form;
}

/**
 * Process a block search form submission.
 */
function apachesolr_panels_search_block_form_submit($form, &$form_state) {

  // Allow core to ensure we have control of the redirect destination.
  $form_state['values']['search_block_form'] = $form_state['values']['apachesolr_panels_search_form'];
  $form_state['values']['apachesolr_panels_search_block'] = $form_state['values']['apachesolr_panels_search_form'];
  search_box_form_submit($form, $form_state);

  // Redirect to the specified search page.
  $path = variable_get('apachesolr_panels_search_page', '');
  $form_state['redirect'] = $path . '/' . trim($form_state['values']['apachesolr_panels_search_form']);
}

/**
 * Execute a Solr search.
 *
 * Using hook_search() would make this module a first-class search module
 * alongside Apache Solr Search, which we don't want. Instead, we execute the
 * search directly and imitate what the core Search module does.
 *
 * @see search_data()
 */
function apachesolr_panels_search_execute($search) {

  // Store information about the search for use in other panes.
  apachesolr_panels_static_search_cache($search);
  $results = NULL;
  try {
    $solr = apachesolr_get_solr($search['env_id']);
    $results = apachesolr_search_run('apachesolr', array_filter(array(
      'q' => $search['keys'],
      'fq' => $search['filters'],
      'rows' => $search['rows'],
    )), $search['sort'], $search['path'], $search['page'], $solr);
  } catch (Exception $e) {
    watchdog('Apache Solr', nl2br(check_plain($e
      ->getMessage())), NULL, WATCHDOG_ERROR);
    apachesolr_failure(t('Solr search'), $search['keys']);
  }

  // Imitate search_data() to present the results as Apache Solr Search would.
  if (is_array($results) && count($results)) {
    if (module_hook('apachesolr_search', 'search_page')) {
      return module_invoke('apachesolr_search', 'search_page', $results);
    }
    else {
      return theme('search_results', array(
        'results' => $results,
        'module' => 'apachesolr_search',
      ));
    }
  }
}

/**
 * Store/fetch information about the executed search.
 *
 * The search will be stored by the "Search result" pane and fetched by the
 * "Search form" and "Search information" panes.
 */
function apachesolr_panels_static_search_cache($search = NULL) {
  static $_search = NULL;
  if (!empty($search)) {
    $_search = array(
      'keys' => '',
      'filters' => '',
      'rows' => 10,
      'env_id' => '',
      'sort' => '',
      'path' => '',
      'page' => 0,
    );
    $_search = array_merge($_search, $search);
  }
  return $_search;
}

Functions

Name	Description
apachesolr_panels_block_configure	Implements hook_block_configure().
apachesolr_panels_block_info	Implements hook_block_info().
apachesolr_panels_block_save	Implements hook_block_save().
apachesolr_panels_block_view	Implements hook_block_view().
apachesolr_panels_ctools_plugin_directory	Implements hook_ctools_plugin_directory().
apachesolr_panels_forms	Implements hook_forms().
apachesolr_panels_search_block	Output a search form for the search block, based on core's search box.
apachesolr_panels_search_block_form_submit	Process a block search form submission.
apachesolr_panels_search_execute	Execute a Solr search.
apachesolr_panels_static_search_cache	Store/fetch information about the executed search.