/**
* Constructor
*/
public function __construct()
{
$this->cache = new Cache();
// application config
$this->registry = Registry::getInstance();
// local config
$this->config = $this->getConfig();
// cache results based on local config or registry, default true
$this->should_cache_results = $this->config->getConfig('CACHE_RESULTS', false, $this->registry->getConfig('CACHE_RESULTS', false, true));
}
/**
* Look for any holdings data in the cache and add it to results
*/
public function injectHoldings()
{
// get the record ids for all search results
$ids = $this->extractRecordIDs();
// only if there are actually records here
if (count($ids) > 0) {
// prefix the engine id
for ($x = 0; $x < count($ids); $x++) {
$ids[$x] = $this->config->getID() . "." . $ids[$x];
}
// look for any of our items
$cache = new Cache();
$cache_array = $cache->get($ids);
foreach ($cache_array as $id => $holdings) {
if (!$holdings instanceof Holdings) {
continue;
// skip it
}
// now associate this item with its corresponding result
for ($x = 0; $x < count($this->records); $x++) {
$search_result = $this->records[$x];
if ($this->config->getID() . "." . $search_result->xerxes_record->getRecordID() == $id) {
$search_result->setHoldings($holdings);
}
$this->records[$x] = $search_result;
}
}
}
}
/**
* Add labels to ResultSet
*
* Primarily for formats, facets, and other 'data'-based labels
*
* @param ResultSet $results
*/
public function addResultsLabels(ResultSet &$results)
{
// format in record
foreach ($results->getRecords() as $result) {
$format = $result->getXerxesRecord()->format();
$label_id = $format->getLabel();
$label = $this->labels->getLabel($label_id);
if ($label != $label_id) {
$format->setPublicFormat($label);
}
}
// facets
foreach ($results->getFacets()->getGroups() as $group) {
$label_group_name = $this->config->getFacetAttribute($group->name, 'label');
if ($label_group_name == "") {
$label_group_name = $this->config->getFacetAttribute($group->name, 'public');
}
$group->public = $this->labels->getLabel($label_group_name);
// format values in facets
foreach ($group->getFacets() as $facet) {
$facet->display = $facet->name;
$label_id = Format::createLabelIdentifier($facet->name);
$label = $this->labels->getLabel($label_id);
if ($label != $label_id) {
$facet->display = $label;
}
}
}
}
/**
* Individual record
*/
public function recordAction()
{
$id = $this->request->getParam('id');
// get the record
$results = $this->engine->getRecord($id);
if ($this->request->getParam('original') != null || $this->config->getConfig('INCLUDE_ORIGINAL_RECORD', false)) {
$results->getRecord(0)->includeOriginalRecord();
}
// set lables and links
$this->helper->addResultsLabels($results);
$this->helper->addRecordLinks($results);
// add to response
$this->response->setVariable('results', $results);
// view template
$this->response->setView($this->id . '/record.xsl');
return $this->response;
}
/**
* Fetch item and holding records from an ILS for this record
*/
public function fetchHoldings()
{
$xerxes_record = $this->getXerxesRecord();
$id = $xerxes_record->getRecordID();
// id from the record
$type = $this->config->getConfig("LOOKUP");
// availability look-up type
// mark that we've checked holdings either way
$this->holdings->checked = true;
// no holdings source defined or somehow id's are blank
if ($xerxes_record->hasPhysicalHoldings() == false || $type == "" || $id == "") {
return $this;
}
// get the data
$availabilty_factory = new AvailabilityFactory();
$availability = $availabilty_factory->getAvailabilityObject($type);
$this->holdings = $availability->getHoldings($id);
$this->holdings->checked = true;
// items not to cache
$no_cache = $this->config->getConfig('LOCATIONS_NO_CACHE', false);
if ($no_cache != '' && $no_cache instanceof \SimpleXMLElement) {
$locations = array();
foreach ($no_cache->location as $location) {
$locations[] = (string) $location;
}
foreach ($this->holdings->getItems() as $item) {
if (in_array($item->location, $locations)) {
return $this;
}
}
}
// cache it for the future
$cache = new Cache();
$expiry = $this->config->getConfig("HOLDINGS_CACHE_EXPIRY", false, 30 * 60);
// expiry set for 30 mins
$expiry += time();
$cache->set($this->getCacheId(), $this->holdings, $expiry);
return $this;
}
/**
* Change the case or add truncation to a search based on config
*
* @param string $phrase the search phrase
* @param string $field field to search on
*
* @return string altereted phrase, or original as supplied if field has no definitions
*/
public function alterQuery($phrase, $field)
{
$phrase = trim($phrase);
$case = $this->config->getFieldAttribute($field, "case");
$trunc = $this->config->getFieldAttribute($field, "truncate");
switch ($case) {
case "upper":
$phrase = strtoupper($phrase);
break;
case "lower":
$phrase = strtolower($phrase);
break;
}
switch ($trunc) {
case "left":
$phrase = "*" . $phrase;
break;
case "right":
$phrase = $phrase . "*";
break;
case "both":
$phrase = "*" . $phrase . "*";
break;
}
return $phrase;
}
