/**
* Support method for getVisData() -- extract details from applied filters.
*
* @param array $filters Current filter list
*
* @return array
* @access protected
*/
protected function processDateFacets($filters)
{
$result = array();
$from = $to = '';
if (isset($filters[$this->filterField])) {
foreach ($filters[$this->filterField] as $filter) {
if ($range = VuFindSolrUtils::parseSpatialDateRange($filter, $this->searchObject->getSpatialDateRangeFilterType())) {
$startDate = new DateTime("@{$range['from']}");
$endDate = new DateTime("@{$range['to']}");
$from = $startDate->format('Y');
$to = $endDate->format('Y');
break;
}
}
}
$result[$this->filterField] = array($from, $to);
$result[$this->filterField]['label'] = $this->searchObject->getFacetLabel($this->filterField);
return $result;
}
/**
* Get the current settings for the spatial date range facet, if it is set:
*
* @param object $savedSearch Saved search object (false if none)
*
* @return array Date range: Key 0 = from, Key 1 = to.
* @access protected
*/
protected function getSpatialDateRangeSettings($savedSearch = false)
{
// Default to blank strings:
$from = $to = '';
// Check to see if there is an existing range in the search object:
if ($savedSearch) {
$filters = $savedSearch->getFilters();
if (isset($filters['search_sdaterange_mv'])) {
foreach ($filters['search_sdaterange_mv'] as $current) {
if ($range = VuFindSolrUtils::parseSpatialDateRange($current)) {
$from = $range['from'] == '*' ? '' : $range['from'];
$to = $range['to'] == '*' ? '' : $range['to'];
$savedSearch->removeFilter('search_sdaterange_mv:' . $current);
break;
}
}
}
}
// Send back the settings:
if ($from === '' || $to === '') {
return array('', '');
}
$startDate = new DateTime("@{$from}");
$endDate = new DateTime("@{$to}");
if ($startDate->format('m') == 1 && $startDate->format('d') == 1 && $endDate->format('m') == 12 && $endDate->format('d') == 31) {
return array(ltrim($startDate->format('Y'), '0'), ltrim($endDate->format('Y'), '0'));
}
return array($startDate->format('Y-m-d'), $endDate->format('Y-m-d'));
}
/**
* Convert spatial date range filter to displayable string
*
* @param string $filter Spatial date range filter
*
* @return string Resulting display string
*/
protected function spatialDateRangeFilterToString($filter)
{
$range = VuFindSolrUtils::parseSpatialDateRange($filter, $this->spatialDateRangeFilterType);
if ($range === false) {
return $filter;
}
$startDate = new DateTime("@{$range['from']}");
$endDate = new DateTime("@{$range['to']}");
if ($startDate->format('m') == 1 && $startDate->format('d') == 1 && $endDate->format('m') == 12 && $endDate->format('d') == 31) {
return $startDate->format('Y') . ' - ' . $endDate->format('Y');
}
$date = new VuFindDate();
return $date->convertToDisplayDate('U', $range['from']) . ' - ' . $date->convertToDisplayDate('U', $range['to']);
}
