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<?php
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// $Id: flexisearch.module,v 1.00 2005-12-18 15:32:57 DublinDrupaller Exp $
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/**
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* Implementation of hook_help().
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*/
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function flexisearch_help($section = 'admin/help#flexisearch') {
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switch ($section) {
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case 'admin/modules#description':
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return t('Enables keyword and field filter advanced searching of flexinodes. After enabling this module, click on %link to setup your flexisearch settings.', array('%link'=>l('admin/settings/flexisearch', 'admin/settings/flexisearch')));
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case 'admin/settings/flexisearch':
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return t('<P>Define which content fields are displayed on the flexisearch page and display some help text for your users.</p>');
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case 'flexisearch':
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return variable_get('flexisearch_help', '');
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}
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}
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/**
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* Implementation of hook_perm().
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*/
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function flexisearch_perm() {
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return array('search flexinodes', 'administer flexisearch');
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}
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/**
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* this function sets up the admin/settings/flexisearch settings page
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*
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*/
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function flexisearch_settings() {
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$group = form_textfield(t('Custom page title & menu name'), 'flexisearch_menu_title', variable_get('flexisearch_menu_title', 'Flexisearch'), 70, 70, t('Specify your own link name and page title for the flexisearch page. The default is Flexisearch.'));
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$group .= form_textarea(t('Flexisearch help text (optional)'), 'flexisearch_help', variable_get('flexisearch_help', ''), 70, 5, t('This text will be displayed at the top of the flexisearch form. It is useful for helping or instructing your users.'));
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$group .= form_select(t('Refresh your database search index (optional)'), 'flexisearch_index_reset', variable_get('flexisearch_index_reset', no), drupal_map_assoc(array(no, yes)), t('<p>Select whether you want to update your Search Index. Recommended if you are using flexisearch for the first time.</p><p>If selected, your search index will be updated on the next cron run and may take a few moments depending on how your <em>cron runs</em> are setup under the <a href="admin/settings/search">Search Admin Settings page</a>.</p>'));
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$output = form_group(t('General settings'), $group);
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$content_types = flexinode_content_types(); //loads up content types
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foreach ($content_types as $ctype) {
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$group ='';
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$ctype = flexinode_load_content_type($ctype->ctype_id);
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if (count($ctype->fields) > 1) {
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foreach ($ctype->fields as $field) {
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if ($field->field_type == 'textfield' || $field->field_type == 'textarea') {
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$group .= form_checkbox(t($field->label), ('flexisearch_'. $field->field_id), 1, variable_get(('flexisearch_'. $field->field_id .''),0));
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}
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}
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$output .= form_group(t($ctype->name),$group);
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}
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}
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return $output;
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}
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/**
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* Implementation of hook_menu().
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*/
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function flexisearch_menu($may_cache) {
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$items = array();
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if ($may_cache) {
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$items[] = array('path' => 'flexisearch', 'title' => t(variable_get('flexisearch_menu_title', 'Flexisearch')),
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'callback' => 'flexisearch_view',
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'access' => user_access('search flexinodes'),
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'type' => MENU_DYNAMIC_ITEM);
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}
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return $items;
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}
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/**
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* Menu callback; presents the flexisearch form and/or flexisearch results.
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*/
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function flexisearch_view() {
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$edit = ($_POST['edit']) ? $_POST['edit'] : array();
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$ctype_id = arg(1);
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$results = array();
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if (user_access('search flexinodes')) {
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foreach ($edit as $type => $search_str) {
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if ((strlen(trim($search_str)) > 0) && (function_exists('do_search'))) {
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$results[$type] = do_search($search_str, $type);
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}
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}
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$themed_results = array();
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// iterate over $results and theme output
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foreach ($results as $type => $hits) {
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foreach ($hits as $id) {
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$node = node_load(array('nid' => $id));
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$result['link'] = url('node/'.$id);
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$result['title'] = $node->title;
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$result['type'] = $node->type;
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$result['date'] = max($node->created, $node->updated);
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$field = preg_replace('/flexisearch/', 'flexinode', $type);
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$result['snippet'] = search_excerpt($search_str, $node->$field);
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$user = user_load(array('uid' => $node->uid));
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$result['user'] = l($user->name, 'user/'.$user->uid);
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$themed_results[] = theme('search_item', $result, $type);
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}
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}
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if ($edit) { // check to see if a search has been run yet or not
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if ($themed_results) { // if there are results, display them nicely.
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foreach ($themed_results as $entry) {
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$output .= $entry;
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}
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$output .= '</dl>';
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$search_results .= theme('box', t('Flexisearch results'), $output);
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}
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else if (!$themed_results){
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$search_results .= theme('box', t('Your search yielded no results'), search_help('search#noresults'));
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}
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else if (!isset($search_str)) {
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form_set_error('keys', t('Please enter some keywords.'));
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}
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}
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$search_results .= flexisearch_form($edit); //display the flexisearch form underneath the results for more intuitive viewing.
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print theme('page', $search_results);
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}
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else {
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drupal_access_denied();
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}
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}
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/**
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* Render a flexisearch form.
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*/
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function flexisearch_form($edit = null, $type = null) {
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global $base_url;
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$output = '';
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$content_types = flexinode_content_types();
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foreach ($content_types as $ctype) {
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$ctype = flexinode_load_content_type($ctype->ctype_id);
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$form = null;
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foreach ($ctype->fields as $field) {
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if (variable_get('flexisearch_'. $field->field_id, 0)) {
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$name = 'flexisearch_'. $field->field_id;
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$value = ($edit) ? $edit[$name] : '';
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$form .= form_textfield($field->label, $name, $value, 60, 128);
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}
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}
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if (!is_null($form)) {
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$form .= form_submit(t('Search'));
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$uri = request_uri();
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$action = substr($uri, 0, strpos($uri, 'flexisearch') + strlen('flexisearch/')).'/'.$ctype->ctype_id;
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$output .= form_group(t($ctype->name), form($form, 'post', $action));
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}
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}
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return $output;
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}
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function flexisearch_search($op = 'search', $keys = null) {
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switch ($op) {
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case 'reset':
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$last = variable_get('flexisearch_cron_last', 0);
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return;
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case 'status':
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$last = variable_get('flexisearch_cron_last', 0);
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$content_types = flexinode_content_types();
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$remaining = 0;
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foreach ($content_types as $ctype) {
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$remaining += db_result(db_query("SELECT COUNT(*) FROM {node} n WHERE n.type = '%s' AND n.status = 1 AND n.moderate = 0 AND (n.created > %d OR n.changed > %d)", 'flexinode-'.$ctype->ctype_id, $last, $last));
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}
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$total = db_result(db_query("SELECT COUNT(*) FROM {node} WHERE type LIKE 'flexinode%%'"));
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return array('remaining' => $remaining, 'total' => $total);
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case 'search':
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return;
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}
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}
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function flexisearch_update_index() {
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if (variable_get('flexisearch_index_reset', no) == "yes") {
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search_wipe();
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variable_set('node_cron_last', 0);
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variable_set('flexisearch_index_reset', no);
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}
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$last = variable_get('flexisearch_cron_last', 0);
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$limit = (int)variable_get('search_cron_limit', 100);
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watchdog('flexisearch', 'last: '.$last);
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watchdog('flexisearch', 'limit: '.$limit);
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$content_types = flexinode_content_types();
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foreach ($content_types as $ctype) {
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$result = db_query_range("SELECT n.nid FROM {node} n WHERE n.type = '%s' AND n.status = 1 AND n.moderate = 0 AND (n.created > %d OR n.changed > %d) ORDER BY GREATEST(n.created, n.changed) ASC", 'flexinode-'.$ctype->ctype_id, $last, $last, 0, $limit);
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while ($node = db_fetch_object($result)) {
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$node = node_load(array('nid' => $node->nid));
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$ctype = flexinode_load_content_type($ctype->ctype_id);
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foreach ($ctype->fields as $field) {
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$flexid = 'flexinode_'.$field->field_id;
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if (variable_get('flexisearch_'.$field->field_id, 0)) {
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$text = check_output($node->$flexid, $node->format);
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search_index($node->nid, 'flexisearch_'.$field->field_id, $text);
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}
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}
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// We update this variable per node in case cron times out, or if the node
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// cannot be indexed (PHP nodes which call drupal_goto, for example).
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// In rare cases this can mean a node is only partially indexed, but the
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// chances of this happening are very small.
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variable_set('flexisearch_cron_last', max($node->changed, $node->created));
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}
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}
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}
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/**
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* Hook nodeapi
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*
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* We use it to clean the search index when nodes subject to flexisearching
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* are deleted from the database.
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*/
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function flexisearch_nodeapi(&$node, $op, $teaser = NULL, $page = NULL) {
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if (substr($node->type, 0, 9) == 'flexinode') {
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switch ($op) {
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case 'delete':
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// Remove flexisearch from the search index if needed.
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$ctype = flexinode_load_content_type(substr($node->type, 10));
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foreach ($ctype->fields as $field) {
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$flexid = 'flexinode_'.$field->field_id;
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if (variable_get('flexisearch_'.$field->field_id, 0)) {
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if (function_exists('search_wipe')) {
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search_wipe($node->nid, 'flexisearch_'. $field->field_id);
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}
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}
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}
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break;
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}
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}
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}
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