240 lines
7.9 KiB
PHP
240 lines
7.9 KiB
PHP
<?php
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/**
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* Displays a search page.
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*
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* @param $id
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* The search page's machine name.
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* @param $keys
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* The keys to search for.
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*/
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function search_api_page_view($id, $keys = NULL) {
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$page = search_api_page_load($id);
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if (!$page) {
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return MENU_NOT_FOUND;
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}
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// Override per_page setting with GET parameter.
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if (!empty($_GET['per_page']) && !empty($page->options['get_per_page']) && ((int) $_GET['per_page']) > 0) {
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// Remember and later restore the true setting value so we don't
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// accidentally permanently save the altered one.
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$page->options['original_per_page'] = $page->options['per_page'];
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$page->options['per_page'] = (int) $_GET['per_page'];
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}
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if (isset($page->options['result_page_search_form']) && $page->options['result_page_search_form']) {
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$ret['form'] = drupal_get_form('search_api_page_search_form', $page, $keys);
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}
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if ($keys) {
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try {
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$results = search_api_page_search_execute($page, $keys);
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}
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catch (SearchApiException $e) {
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$ret['message'] = t('An error occurred while executing the search. Please try again or contact the site administrator if the problem persists.');
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watchdog('search_api_page', 'An error occurred while executing a search: !msg.', array('!msg' => $e->getMessage()), WATCHDOG_ERROR, l(t('search page'), $_GET['q']));
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}
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// Load spellcheck.
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if (isset($results['search_api_spellcheck'])) {
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$ret['results']['#spellcheck'] = array(
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'#theme' => 'search_api_spellcheck',
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'#spellcheck' => $results['search_api_spellcheck'],
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// Let the theme function know where the key is stored by passing its arg
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// number. We can work this out from the number of args in the page path.
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'#options' => array(
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'arg' => array(count(arg(NULL, $page->path))),
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),
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'#prefix' => '<p class="search-api-spellcheck suggestion">',
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'#suffix' => '</p>',
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);
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}
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$ret['results']['#theme'] = 'search_api_page_results';
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$ret['results']['#index'] = search_api_index_load($page->index_id);
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$ret['results']['#results'] = $results;
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$ret['results']['#view_mode'] = isset($page->options['view_mode']) ? $page->options['view_mode'] : 'search_api_page_result';
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$ret['results']['#keys'] = $keys;
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$ret['results']['#page_machine_name'] = $page->machine_name;
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// Load pager.
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if ($results['result count'] > $page->options['per_page']) {
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pager_default_initialize($results['result count'], $page->options['per_page']);
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$ret['results']['#pager'] = theme('pager');
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}
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if (!empty($results['ignored'])) {
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drupal_set_message(t('The following search keys are too short or too common and were therefore ignored: "@list".', array('@list' => implode(t('", "'), $results['ignored']))), 'warning');
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}
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if (!empty($results['warnings'])) {
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foreach ($results['warnings'] as $warning) {
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drupal_set_message($warning, 'warning');
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}
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}
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}
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if (isset($page->options['original_per_page'])) {
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$page->options['per_page'] = $page->options['original_per_page'];
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unset($page->options['original_per_page']);
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}
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return $ret;
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}
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/**
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* Executes a search.
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*
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* @param Entity $page
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* The page for which a search should be executed.
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* @param $keys
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* The keywords to search for.
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*
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* @return array
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* The search results as returned by SearchApiQueryInterface::execute().
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*/
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function search_api_page_search_execute(Entity $page, $keys) {
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$limit = $page->options['per_page'];
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$offset = pager_find_page() * $limit;
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$options = array(
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'search id' => 'search_api_page:' . $page->path,
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'parse mode' => $page->options['mode'],
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);
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if (!empty($page->options['search_api_spellcheck'])) {
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$options['search_api_spellcheck'] = TRUE;
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}
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$query = search_api_query($page->index_id, $options)
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->keys($keys)
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->range($offset, $limit);
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if (!empty($page->options['fields'])) {
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$query->fields($page->options['fields']);
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}
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return $query->execute();
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}
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/**
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* Function for preprocessing the variables for the search_api_page_results
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* template.
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*
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* @param array $variables
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* An associative array containing:
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* - $index: The index this search was executed on.
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* - $results: An array of search results, as returned by
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* SearchApiQueryInterface::execute().
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* - $keys: The keywords of the executed search.
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*
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* @see search_api_page-results.tpl.php
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*/
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function template_preprocess_search_api_page_results(array &$variables) {
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$results = $variables['results'];
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$keys = $variables['keys'];
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$variables['items'] = $variables['index']->loadItems(array_keys($variables['results']['results']));
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$variables['result_count'] = $results['result count'];
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$variables['sec'] = round($results['performance']['complete'], 3);
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$variables['search_performance'] = array(
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'#theme' => 'search_performance',
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'#markup' => format_plural(
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$results['result count'],
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'The search found 1 result in @sec seconds.',
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'The search found @count results in @sec seconds.',
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array('@sec' => $variables['sec'])
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),
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'#prefix' => '<p class="search-performance">',
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'#suffix' => '</p>',
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);
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$variables['search_results'] = array(
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'#theme' => 'search_results_list',
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'results' => $variables['results']['results'],
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'items' => $variables['items'],
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'index' => $variables['index'],
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'type' => 'ul',
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);
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}
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/**
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* Process variables for search-result.tpl.php.
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*
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* The $variables array contains the following arguments:
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* - $result
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*
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* @see search_api_page-result.tpl.php
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*/
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function template_preprocess_search_api_page_result(&$variables) {
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$index = $variables['index'];
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$variables['id'] = $variables['result']['id'];
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$variables['excerpt'] = $variables['result']['excerpt'];
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$item = $variables['item'];
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$wrapper = $index->entityWrapper($item, FALSE);
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$variables['url'] = $index->datasource()->getItemUrl($item);
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$variables['title'] = $index->datasource()->getItemLabel($item);
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if (!empty($variables['excerpt'])) {
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$text = $variables['excerpt'];
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}
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else {
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$fields = $index->options['fields'];
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$fields = array_intersect_key($fields, drupal_map_assoc($index->getFulltextFields()));
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$fields = search_api_extract_fields($wrapper, $fields);
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$text = '';
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$length = 0;
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foreach ($fields as $field_name => $field) {
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if (search_api_is_list_type($field['type']) || !isset($field['value'])) {
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continue;
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}
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$val_length = drupal_strlen($field['value']);
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if ($val_length > $length) {
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$text = $field['value'];
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$length = $val_length;
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$format = NULL;
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if (($pos = strrpos($field_name, ':')) && substr($field_name, $pos + 1) == 'value') {
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$tmp = $wrapper;
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try {
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foreach (explode(':', substr($field_name, 0, $pos)) as $part) {
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if (!isset($tmp->$part)) {
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$tmp = NULL;
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}
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$tmp = $tmp->$part;
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}
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}
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catch (EntityMetadataWrapperException $e) {
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$tmp = NULL;
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}
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if ($tmp && $tmp->type() == 'text_formatted' && isset($tmp->format)) {
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$format = $tmp->format->value();
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}
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}
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}
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}
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if ($text && function_exists('text_summary')) {
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$text = text_summary($text, $format);
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}
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}
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// Check for existence. User search does not include snippets.
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$variables['snippet'] = isset($text) ? $text : '';
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// Meta information
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global $language;
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if (isset($item->language) && $item->language != $language->language && $item->language != LANGUAGE_NONE) {
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$variables['title_attributes_array']['xml:lang'] = $item->language;
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$variables['content_attributes_array']['xml:lang'] = $item->language;
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}
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$info = array();
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if (!empty($item->name)) {
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$info['user'] = $item->name;
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}
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if (!empty($item->created)) {
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$info['date'] = format_date($item->created, 'short');
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}
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// Provide separated and grouped meta information..
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$variables['info_split'] = $info;
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$variables['info'] = implode(' - ', $info);
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}
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