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210 lines
6.1 KiB
210 lines
6.1 KiB
12 years ago
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<?php
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/**
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* @file
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* Implementation of Roblib search for searching several targets.
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*/
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/**
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* Implements hook_boot().
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* @global type $conf
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*/
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function roblib_search_eds_boot() {
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/* below is an example from islandora_solr module for internationalization
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* global $conf;
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// Allow i18n, by using multilingual variables.
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if (module_exists('i18n')) {
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$vars = array(
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'islandora_solr_facets',
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'islandora_solr_result_fields',
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'islandora_solr_searchterms'
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);
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if (isset($conf['i18n_variables']) && is_array($conf['i18n_variables'])) {
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$conf['i18n_variables'] = array_merge($vars, $conf['i18n_variables']);
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}
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else {
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$conf['i18n_variables'] = $vars;
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}
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} */
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}
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/**
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* Implements hook_menu().
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*/
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function roblib_search_eds_menu() {
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$items = array();
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$items['admin/roblib_search/eds_search'] = array(
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'title' => 'EDS search Target configuration',
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'description' => 'Configuration for the Roblib evergreen search target',
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'page callback' => 'drupal_get_form',
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'page arguments' => array('roblib_search_eds_config_form'),
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'access arguments' => array('access administration pages'),
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'type' => MENU_NORMAL_ITEM,
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);
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$items['roblib_search/eds/ajax/%'] = array(
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'title' => 'eds ajax',
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'page callback' => 'roblib_search_eds_ajax',
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'page arguments' => array(3),
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'type' => MENU_CALLBACK,
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'access arguments' => array('search roblib eds'),
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);
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return $items;
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}
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function roblib_search_eds_config_form($form, &$form_state) {
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$form['roblib_search_eds_url'] = array(
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'#type' => 'textfield',
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'#title' => t('EDS url'),
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'#default_value' => variable_get('roblib_search_eds_url', 'http://eds2.lib.sfu.ca/CJDB/PCU/browse/show?'),
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'#description' => t('The base EDS URL, for example http://eds2.lib.sfu.ca/CJDB/PCU/browse/show?'),
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'#required' => TRUE,
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);
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$form['roblib_search_eds_search_suffix'] = array(
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'#type' => 'textfield',
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'#title' => t('EDS search suffix'),
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'#default_value' => variable_get('roblib_search_eds_search_suffix', 'browse_field=title&search_type=startswith&format=json&search_terms='),
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'#description' => t('The suffix will be appended to the base url for searches, for example browse_field=title&search_type=startswith&format=json&search_terms='),
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'#required' => TRUE,
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);
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$form['roblib_search_eds_num_results'] = array(
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'#type' => 'textfield',
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'#title' => t('Number of results to return'),
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'#default_value' => variable_get('roblib_search_eds_num_results', '5'),
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'#description' => t('The number of results to display in the Bento box'),
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'#required' => TRUE,
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);
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return system_settings_form($form);
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}
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/**
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* Implements hook_permission().
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*/
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function roblib_search_eds_permission() {
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return array(
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'search roblib eds' => array(
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'title' => t('Search the eds target'),
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'description' => t('Search oblib eds target. This permission exposes the search blocks and allows you to see search results.'),
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),
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'administer roblib search eds' => array(
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'title' => t('Administer Roblib Search EDS'),
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'description' => t('Administer settings for the Roblib eds search client.'),
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),
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);
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}
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/**
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* Implements hook_theme().
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*/
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function roblib_search_eds_theme() {
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// set path
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$path = drupal_get_path('module', 'roblib_search_eds');
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$file = 'theme.inc';
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return array(
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// results page
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'roblib_search_eds' => array(
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'path' => $path . '/theme',
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'file' => $file,
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'template' => 'roblib-search-eds',
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'variables' => array('results' => NULL),
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)
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);
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}
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function roblib_search_eds_block_info() {
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$blocks['roblib_search_eds_results'] = array(
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// info: The name of the block.
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'info' => t('EDS Search Results block'),
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// Block caching options (per role, per user, etc.)
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'cache' => DRUPAL_CACHE_PER_ROLE, // default
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);
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return $blocks;
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}
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function roblib_search_eds_block_view($delta = '') {
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//The $delta parameter tells us which block is being requested.
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switch ($delta) {
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case 'roblib_search_eds_results':
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// The subject is displayed at the top of the block. Note that it
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// should be passed through t() for translation. The title configured
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// for the block using Drupal UI supercedes this one.
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$block['subject'] = t('EDS Results');
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// The content of the block is typically generated by calling a custom
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// function.
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// $block['content'] = roblib_search_eds_get_results();
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$block['content'] = theme('roblib_search_eds', array('results' => NULL)); //we will get the results via javascript
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break;
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}
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return $block;
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}
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function roblib_search_eds_ajax($query) {
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print roblib_search_eds_get_results($query);
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exit();
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}
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/**
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*
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* @param string $query
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* @return string
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* json string
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*/
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function roblib_search_eds_get_results($query = NULL) {
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drupal_add_css(drupal_get_path('module', 'roblib_search_eds') . '/css/roblib_search_eds.theme.css');
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// Url parameters.
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if (!isset($query)) {
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if (isset($_GET['roblib_query'])) {
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$query = $_GET['roblib_query'];
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}
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else {
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return '';
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}
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}
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//http://eds2.lib.sfu.ca/CJDB/PCU/browse/show?browse_field=title&search_type=startswith&format=json&search_terms=dog&submit=Search
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$url = variable_get('roblib_search_eds_url', 'http://eds2.lib.sfu.ca/CJDB/PCU/browse/show?');
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$url_suffix = variable_get('roblib_search_eds_search_suffix', 'browse_field=title&search_type=startswith&format=json&search_terms=');
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$number_of_records = variable_get('roblib_search_eds_num_results', '5');
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$search_url = $url . $url_suffix . '"' . $query . '"' . '&submit=Search';
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$results = drupal_http_request($search_url);
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if ($results->code == '200') {
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$output = $results->data;
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}
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else {
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$output = $results->status_message;
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}
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return $output;
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}
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/**
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* Implements hook_help().
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*
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* @param type $path
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* @param type $arg
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* @return type
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*/
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function roblib_search_eds_help($path, $arg) {
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switch ($path) {
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case 'admin/help#roblib_search_eds':
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return t(
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'<p>
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provides a target for the Roblib search module. This target uses javascript
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to render the results.
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</p>'
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);
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}
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}
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