* Note that Solr < 4.6 will probably die horribly trying this.
* We catch any exceptions as a result and go about our business.
*/
try {
$search_client = new SearchIndex(array('config' => json_decode(SEARCH_CONFIG, TRUE)));
$related_laws = $search_client->find_related($law, 3);
if ($related_laws && count($related_laws->get_results()) > 0) {
$sidebar .= '
<section class="related-group grid-box" id="related-links">
<h1>Related Laws</h1>
<ul id="related">';
$related_law = new Law();
foreach ($related_laws->get_results() as $result) {
$related_law->law_id = $result->law_id;
$related_law->get_law();
$related_law->permalink = $related_law->get_url($result->law_id);
$sidebar .= '<li>' . SECTION_SYMBOL . ' <a href="' . $related_law->permalink->url . '">' . $related_law->section_number . '</a> ' . $related_law->catch_line . '</li>';
}
$sidebar .= '
</ul>
</section>';
}
} catch (Exception $exception) {
// Do nothing.
}
/*
* If we have citation data and it's formatted properly, display it.
*/
if (isset($law->citation) && is_object($law->citation)) {
$sidebar .= '<section class="related-group grid-box" id="cite-as">
<h1>Cite As</h1>
* Store the total number of documents returned by this search.
*/
$total_results = $results->getNumFound();
/*
* Start the DIV that stores all of the search results.
*/
$body .= '
<div class="search-results">
<p>' . number_format($total_results) . ' results found.</p>
<ul>';
/*
* Iterate through the results.
*/
$law = new Law();
foreach ($results as $result) {
$url = $law->get_url($result->section);
$body .= '<li><div class="result">';
$body .= '<h1><a href="' . $url . '">' . $result->catch_line . ' (' . SECTION_SYMBOL . ' ' . $result->section . ')</a></h1>';
/*
* Display this law's structural ancestry as a breadcrumb trail.
*/
$body .= '<div class="breadcrumbs"><ul>';
$ancestry = explode('/', $result->structure);
foreach ($ancestry as $structure) {
$body .= '<li><a>' . $structure . '</a></li>';
}
$body .= '</ul></div>';
/*
* Attempt to display a snippet of the indexed law, highlighting the use of the search
* terms within that text.
*/
function handle($args)
{
/*
* Make sure we have a search term.
*/
if (!isset($args['term']) || empty($args['term'])) {
json_error('Search term not provided.');
die;
}
/*
* Clean up the search term.
*/
$term = filter_var($args['term'], FILTER_SANITIZE_STRING);
/*
* Determine if the search results should display detailed information about each law.
*/
if (!isset($_GET['detailed']) || empty($_GET['detailed'])) {
$detailed = FALSE;
} else {
$detailed = filter_var($_GET['detailed'], FILTER_SANITIZE_STRING);
if ($detailed == "true") {
$detailed = TRUE;
} elseif ($detailed != "false") {
$detailed = FALSE;
} else {
$detailed = FALSE;
}
}
/*
* Intialize Solarium.
*/
$client = new Solarium_Client($GLOBALS['solr_config']);
/*
* Set up our query.
*/
$query = $client->createSelect();
$query->setQuery($term);
/*
* We want the most useful bits extracted as search results snippets.
*/
$hl = $query->getHighlighting();
$hl->setFields('catch_line, text');
/*
* Specify that we want the first 100 results.
*/
$query->setStart(0)->setRows(100);
/*
* Execute the query.
*/
$search_results = $client->select($query);
/*
* Display uses of the search terms in a preview of the result.
*/
$highlighted = $search_results->getHighlighting();
/*
* If there are no results.
*/
if (count($search_results) == 0) {
$response->records = 0;
$response->total_records = 0;
}
/*
* If we have results.
*/
/*
* Instantiate the Law class.
*/
$law = new Law();
/*
* Save an array of the legal code's structure, which we'll use to properly identify the structural
* data returned by Solr. We hack off the last element of the array, since that identifies the laws
* themselves, not a structural unit.
*/
$code_structures = array_slice(explode(',', STRUCTURE), 0, -1);
$i = 0;
foreach ($search_results as $document) {
/*
* Attempt to display a snippet of the indexed law.
*/
$snippet = $highlighted->getResult($document->id);
if ($snippet != FALSE) {
/*
* Build the snippet up from the snippet object.
*/
foreach ($snippet as $field => $highlight) {
$response->results->{$i}->excerpt .= strip_tags(implode(' ... ', $highlight)) . ' ... ';
}
/*
* Use an appropriate closing ellipsis.
*/
if (substr($response->results->{$i}->excerpt, -6) == '. ... ') {
$response->results->{$i}->excerpt = substr($response->results->{$i}->excerpt, 0, -6) . '....';
}
$response->results->{$i}->excerpt = trim($response->results->{$i}->excerpt);
}
/*
* At the default level of verbosity, just give the data indexed by Solr, plus the URL.
*/
if ($detailed === FALSE) {
/*
* Store the relevant fields within the response we'll send.
*/
$response->results->{$i}->section_number = $document->section;
$response->results->{$i}->catch_line = $document->catch_line;
$response->results->{$i}->text = $document->text;
$response->results->{$i}->url = $law->get_url($document->section);
$response->results->{$i}->score = $document->score;
$response->results->{$i}->ancestry = (object) array_combine($code_structures, explode('/', $document->structure));
} else {
$law->section_number = $document->section;
$response->results->{$i} = $law->get_law();
$response->results->{$i}->score = $document->score;
}
$i++;
}
/*
* Provide the total number of available documents, beyond the number returned by or available
* via the API.
*/
$response->total_records = $search_results->getNumFound();
/*
* If the request contains a specific list of fields to be returned.
*/
if (isset($args['fields'])) {
/*
* Turn that list into an array.
*/
$returned_fields = explode(',', urldecode(filter_var($args['fields'], FILTER_SANITIZE_STRING)));
foreach ($returned_fields as &$field) {
$field = trim($field);
}
/*
* It's essential to unset $field at the conclusion of the prior loop.
*/
unset($field);
/*
* Step through our response fields and eliminate those that aren't in the requested list.
*/
foreach ($response as $field => &$value) {
if (in_array($field, $returned_fields) === false) {
unset($response->{$field});
}
}
}
$this->render($response, 'OK');
}
/*
* Start the DIV that stores all of the search results.
*/
$body .= '
<div class="search-results">
<p>' . number_format($results->get_count()) . ' results found.</p>
<ul>';
/*
* Iterate through the results.
*/
global $db;
$law = new Law(array('db' => $db));
foreach ($results->get_results() as $result) {
$law->law_id = $result->law_id;
$law->get_law();
$url = $law->get_url($result->law_id);
$url_string = $url->url;
if (strpos($url, '?') !== FALSE) {
$url_string .= '?';
} else {
$url_string .= '*';
}
$url_string .= 'q=' . urlencode($q);
$body .= '<li><div class="result">';
$body .= '<h1><a href="' . $url_string . '">';
if (strlen($result->catch_line)) {
$body .= $result->catch_line;
} else {
$body .= $law->catch_line;
}
$body .= ' (' . SECTION_SYMBOL . ' ';
