8 * Implementation of hook_node_info()
10 function mkdru_node_info() {
13 'name' => t("Pazpar2 metasearch interface"),
15 'description' => t("Metasearch interface for Z39.50/SRU and other targets via a Pazpar2/Service Proxy backend"),
20 function mkdru_ting_search_show($params) {
21 $path = drupal_get_path('module', 'mkdru');
22 // Include client library.
23 drupal_add_js(variable_get('pz2_js_path', 'pazpar2/js')
24 . '/pz2.js', 'module', 'footer');
25 drupal_add_js($path . '/jquery.ba-bbq.js', 'module', 'footer');
26 drupal_add_js($path . '/mkdru.theme.js', 'module', 'footer');
27 drupal_add_js($path . '/mkdru.client.js', 'module', 'footer');
28 $html = theme('mkdru_results');
29 drupal_add_js(array('mkdru' =>
30 array('use_sessions' => '1', 'query' => $params['keys']
32 return array("content" => $html);
36 * Implementation of hook_perm()
38 function mkdru_perm() {
39 return array('create metasearch interface', 'edit any metasearch interface', 'edit own metasearch interface');
43 * Implementation of hook_access()
45 function mkdru_access($op, $node, $account) {
47 if ($op == 'create') {
48 // Only users with permission to do so may create this node type.
49 return user_access('create metasearch interface', $account);
52 // Users who create a node may edit or delete it later, assuming they have the
53 // necessary permissions.
54 if ($op == 'update' || $op == 'delete') {
55 if (user_access('edit own metasearch interface', $account) && ($account->uid == $node->uid)) {
58 elseif (user_access('edit any metasearch interface', $account)) {
65 * Implementation of hook_menu()
67 function mkdru_menu() {
68 $items['admin/settings/mkdru'] = array(
69 'title' => 'mkdru Settings',
70 'description' => 'Settings for mkdru.',
71 'page callback' => 'drupal_get_form',
72 'page arguments' => array('mkdru_admin_settings'),
73 'access arguments' => array('administer site configuration'),
74 'type' => MENU_NORMAL_ITEM,
75 'file' => 'mkdru.admin.inc',
81 * Implementation of hook_init()
83 function mkdru_init(){
84 // Applies our module specific CSS to all pages. This works best because
85 // all CSS is aggregated and cached so we reduce the number of HTTP
86 // requests and the size is negligible.
87 drupal_add_css(drupal_get_path('module', 'mkdru') .'/mkdru.css');
94 * Implementation of hook_form()
96 function mkdru_form(&$node, $form_state) {
97 $type = node_get_types('type', $node);
99 $form['title'] = array(
100 '#type' => 'textfield',
101 '#title' => check_plain($type->title_label),
102 '#required' => FALSE,
103 '#default_value' => $node->title,
107 $form['search_settings'] = array(
108 '#type' => 'fieldset',
109 '#title' => t('Pazpar2/Service Proxy search settings'),
110 '#collapsible' => TRUE,
111 '#collapsed' => FALSE
113 $form['search_settings']['pz2_path'] = array(
114 '#type' => 'textfield',
115 '#title' => t('Pazpar2/Service Proxy path'),
116 '#description' => t('Path that takes Pazpar2 commands via HTTP'),
118 '#default_value' => isset($node->mkdru->pz2_path) ? $node->mkdru->pz2_path : '/pazpar2/search.pz2',
120 $form['search_settings']['use_sessions'] = array(
121 '#type' => 'checkbox',
122 '#title' => t('Session handling'),
123 '#description' => t('Disable for use with Service Proxy'),
124 '#default_value' => isset($node->mkdru->use_sessions) ? $node->mkdru->use_sessions : 1,
127 $form['display_settings'] = array(
128 '#type' => 'fieldset',
129 '#title' => t('Display settings'),
130 '#collapsible' => TRUE,
131 '#collapsed' => FALSE
133 $form['display_settings']['source_max'] = array(
134 '#type' => 'textfield',
135 '#title' => t('Number of sources to display'),
137 '#default_value' => isset($node->mkdru->source_max) ? $node->mkdru->source_max : 10,
141 $form['display_settings']['author_max'] = array(
142 '#type' => 'textfield',
143 '#title' => t('Number of authors to display'),
145 '#default_value' => isset($node->mkdru->author_max) ? $node->mkdru->author_max : 10,
149 $form['display_settings']['subject_max'] = array(
150 '#type' => 'textfield',
151 '#title' => t('Number of subjects to display'),
153 '#default_value' => isset($node->mkdru->subject_max) ? $node->mkdru->subject_max : 10,
162 * Implementation of hook_validate()
164 function mkdru_validate($node) {
165 if (!is_numeric($node->source_max)) {
166 form_set_error('source_max', t('Please enter a number.'));
168 if (!is_numeric($node->author_max)) {
169 form_set_error('author_max', t('Please enter a number.'));
171 if (!is_numeric($node->subject_max)) {
172 form_set_error('subject_max', t('Please enter a number.'));
177 * Implementation of hook_insert().
179 function mkdru_insert($node) {
180 db_query("INSERT INTO {mkdru} (nid, vid, pz2_path, use_sessions, source_max, author_max, subject_max) VALUES (%d, %d, '%s', %d, %d, %d, %d)",
181 $node->nid, $node->vid, $node->pz2_path, $node->use_sessions, $node->source_max, $node->author_max, $node->subject_max);
185 * Implementation of hook_update().
187 function mkdru_update($node) {
188 if ($node->revision) {
189 // New revision; treat it as a new record.
193 db_query("UPDATE {mkdru} SET pz2_path = '%s', use_sessions = %d, source_max = %d, author_max = %d, subject_max = %d WHERE vid = %d", $node->pz2_path, $node->use_sessions, $node->source_max, $node->author_max, $node->subject_max, $node->vid);
198 * Implementation of hook_nodeapi().
200 * When a node revision is deleted, we need to remove the corresponding record
201 * from our table. The only way to handle revision deletion is by implementing
204 function mkdru_nodeapi(&$node, $op, $teaser, $page) {
206 case 'delete revision':
207 db_query('DELETE FROM {mkdru} WHERE vid = %d', $node->vid);
213 * Implementation of hook_delete().
215 function mkdru_delete($node) {
216 // Deleting by nid covers all revisions.
217 db_query('DELETE FROM {mkdru} WHERE nid = %d', $node->nid);
224 * Implementation of hook_load()
226 function mkdru_load($node) {
227 return array('mkdru' => db_fetch_object(db_query(
228 'SELECT * FROM {mkdru} WHERE vid = %d', $node->vid)));
232 * Implementation of hook_theme().
234 function mkdru_theme() {
236 'mkdru_form' => array(
237 'template' => 'mkdru-form',
238 'arguments' => array(),
240 'mkdru_results' => array(
241 'template' => 'mkdru-results',
242 'arguments' => array(),
245 'arguments' => array('node' => NULL),
247 'mkdru_block_search' => array(
248 'template' => 'mkdru-block-search',
249 'arguments' => array('nid' => null, 'path' => NULL),
251 // 'mkdru_block_facet' => array(
252 // 'template' => 'mkdru-block-facet',
253 // 'arguments' => array('divId' => NULL),
259 * Theme function to include Javascript search client and deps
261 function theme_mkdru_js($node) {
262 $path = drupal_get_path('module', 'mkdru');
263 // Pazpar2 client library.
264 drupal_add_js(variable_get('pz2_js_path', 'pazpar2/js') . '/pz2.js', 'module', 'footer', TRUE, TRUE, FALSE);
265 // jQuery plugin for query string/history manipulation.
266 drupal_add_js($path . '/jquery.ba-bbq.js', 'module', 'footer', TRUE, TRUE, FALSE);
267 drupal_add_js($path . '/mkdru.theme.js', 'module', 'footer', TRUE, TRUE, FALSE);
268 drupal_add_js($path . '/mkdru.client.js', 'module', 'footer', TRUE, TRUE, FALSE);
269 drupal_add_js(array('mkdru' => $node->mkdru), 'setting');
273 * Implementation of hook_view()
275 function mkdru_view($node, $teaser = FALSE, $page = FALSE) {
276 $node->content['mkdru_js'] = array(
277 '#value' => theme('mkdru_js', $node),
280 $node->content['mkdru_form'] = array(
281 '#value' => theme('mkdru_form'),
284 $node->content['mkdru_results'] = array(
285 '#value' => theme('mkdru_results'),
292 * Implementation of hook_block()
294 function mkdru_block($op='list', $delta='sources', $edit=array()) {
298 // NB: block caching is redundant for static content
299 $blocks['mkdru_sources']['info'] = t('mkdru - source facets');
300 $blocks['mkdru_sources']['cache'] = BLOCK_NO_CACHE;
301 $blocks['mkdru_subjects']['info'] = t('mkdru - subject facets');
302 $blocks['mkdru_subjects']['cache'] = BLOCK_NO_CACHE;
303 $blocks['mkdru_authors']['info'] = t('mkdru - author facets');
304 $blocks['mkdru_authors']['cache'] = BLOCK_NO_CACHE;
306 $result = db_query("SELECT title, nid FROM {node} WHERE type = 'mkdru';");
307 while ($node = db_fetch_object($result)) {
308 $blocks['mkdru_search_' . $node->nid]['info'] =
309 t('mkdru - search box for "' . $node->title . '"');
310 $blocks['mkdru_sources']['cache'] = BLOCK_NO_CACHE;
316 // TODO: make the facet themable, I have no clue why this won't work
317 // case 'mkdru_sources':
318 // $block['subject'] = t('Source');
319 // $block['content'] = theme('mkdru_block_facet', 'mkdru-sources');
321 // case 'mkdru_subjects':
322 // $block['subject'] = t('Subject');
323 // $block['content'] = theme('mkdru_block_facet', 'mkdru-subjects');
325 // case 'mkdru_authors':
326 // $block['subject'] = t('Author');
327 // $block['content'] = theme('mkdru_block_facet', 'mkdru-authors');
329 case 'mkdru_sources':
330 $block['subject'] = t('Source');
331 $block['content'] = '<div class="mkdru-facet mkdru-facet-sources"> </div>';
333 case 'mkdru_subjects':
334 $block['subject'] = t('Subject');
335 $block['content'] = '<div class="mkdru-facet mkdru-facet-subjects"> </div>';
337 case 'mkdru_authors':
338 $block['subject'] = t('Author');
339 $block['content'] = '<div class="mkdru-facet mkdru-facet-authors"> </div>';
342 if (substr($delta, 0, 13) == 'mkdru_search_') {
343 $nid = substr($delta, 13);
344 $block['content'] = theme('mkdru_block_search', $nid, '/node/' . $nid);