function loadPropertyTypeFromProperty()
{
// Default the property type to "Page" (matching SMW's
// default), in case there is no type set for this property.
$this->property_type = 'page';
$store = SDUtils::getSMWStore();
$propPage = new SMWDIWikiPage($this->escaped_property, SMW_NS_PROPERTY, '');
$types = $store->getPropertyValues($propPage, new SMWDIProperty('_TYPE'));
global $smwgContLang;
$datatypeLabels = $smwgContLang->getDatatypeLabels();
if (count($types) > 0) {
if ($types[0] instanceof SMWDIWikiPage) {
$typeValue = $types[0]->getDBkey();
} elseif ($types[0] instanceof SMWDIURI) {
// A bit inefficient, but it's the
// simplest approach.
$typeID = $types[0]->getFragment();
if ($typeID == '_str' && !array_key_exists('_str', $datatypeLabels)) {
$typeID = '_txt';
}
$typeValue = $datatypeLabels[$typeID];
} else {
$typeValue = $types[0]->getWikiValue();
}
if ($typeValue == $datatypeLabels['_wpg']) {
$this->property_type = 'page';
// _str stopped existing in SMW 1.9
} elseif (array_key_exists('_str', $datatypeLabels) && $typeValue == $datatypeLabels['_str']) {
$this->property_type = 'string';
} elseif (!array_key_exists('_str', $datatypeLabels) && $typeValue == $datatypeLabels['_txt']) {
$this->property_type = 'string';
} elseif ($typeValue == $datatypeLabels['_num']) {
$this->property_type = 'number';
} elseif ($typeValue == $datatypeLabels['_boo']) {
$this->property_type = 'boolean';
} elseif ($typeValue == $datatypeLabels['_dat']) {
$this->property_type = 'date';
} else {
// This should hopefully never get called.
print "Error! Unsupported property type ({$typeValue}) for filter {$this->name}.";
}
}
// This requires the property type to be set.
$this->loadDBStructureInformation();
}
/**
* Generic static function - gets all the values that a specific page
* points to with a specific property
*
* @deprecated as of SD 2.0 - will be removed when the "Filter:"
* namespace goes away.
*/
static function getValuesForProperty($subject, $subjectNamespace, $specialPropID)
{
$store = SDUtils::getSMWStore();
$res = self::getSMWPropertyValues($store, $subject, $subjectNamespace, $specialPropID);
$values = array();
foreach ($res as $prop_val) {
// depends on version of SMW
if ($prop_val instanceof SMWDIWikiPage) {
$actual_val = $prop_val->getDBkey();
} elseif ($prop_val instanceof SMWDIString) {
$actual_val = $prop_val->getString();
} elseif ($prop_val instanceof SMWDIBlob) {
$actual_val = $prop_val->getString();
} elseif (method_exists($prop_val, 'getValueKey')) {
$actual_val = $prop_val->getValueKey();
} else {
$actual_val = $prop_val->getXSDValue();
}
$values[] = html_entity_decode(str_replace('_', ' ', $actual_val));
}
return $values;
}
function addSemanticResultWrapper($dbr, $res, $num, $query, $mainlabel, $printouts)
{
$qr = array();
$count = 0;
$store = SDUtils::getSMWStore();
while ($count < $num && ($row = $dbr->fetchObject($res))) {
$count++;
$qr[] = new SMWDIWikiPage($row->t, $row->ns, '');
if (method_exists($store, 'cacheSMWPageID')) {
$store->cacheSMWPageID($row->id, $row->t, $row->ns, $row->iw, '');
}
}
if ($dbr->fetchObject($res)) {
$count++;
}
$dbr->freeResult($res);
$printrequest = new SMWPrintRequest(SMWPrintRequest::PRINT_THIS, $mainlabel);
$main_printout = array();
$main_printout[$printrequest->getHash()] = $printrequest;
$printouts = array_merge($main_printout, $printouts);
return new SMWQueryResult($printouts, $query, $qr, $store, $count > $num);
}
