/**
* Create a new index
*
* @param \core_kernel_classes_Property $property
* @param unknown $identifier
* @param \core_kernel_classes_Resource $tokenizer
* @param unknown $isFuzzyMatching
* @param unknown $isDefaultSearchable
* @return \oat\tao\model\search\Index
*/
public static function createIndex(\core_kernel_classes_Property $property, $identifier, \core_kernel_classes_Resource $tokenizer, $isFuzzyMatching, $isDefaultSearchable)
{
$class = new \core_kernel_classes_Class(Index::RDF_TYPE);
$existingIndex = self::getIndexById($identifier);
if (!is_null($existingIndex)) {
throw new \common_Exception('Index ' . $identifier . ' already in use');
}
// verify identifier is unused
$resource = $class->createInstanceWithProperties(array(RDFS_LABEL => $identifier, INDEX_PROPERTY_IDENTIFIER => $identifier, INDEX_PROPERTY_TOKENIZER => $tokenizer, INDEX_PROPERTY_FUZZY_MATCHING => $isFuzzyMatching ? GENERIS_TRUE : GENERIS_FALSE, INDEX_PROPERTY_DEFAULT_SEARCH => $isDefaultSearchable ? GENERIS_TRUE : GENERIS_FALSE));
$property->setPropertyValue(new \core_kernel_classes_Property(INDEX_PROPERTY), $resource);
return new Index($resource);
}
/**
* Expose or not a property
*
* @param RdfProperty $property the property to check
* @param bool $value true if exposed
*
* @return void
*/
public function exposeCategory(RdfProperty $property, $value)
{
$exposeProperty = new RdfProperty(self::EXPOSE_PROP_URI);
if ($value == true) {
$property->setPropertyValue($exposeProperty, GENERIS_TRUE);
} else {
$property->removePropertyValue($exposeProperty, GENERIS_TRUE);
}
}
/**
* Render the add index sub form.
* @throws Exception
* @return void
*/
public function addPropertyIndex()
{
if (!tao_helpers_Request::isAjax()) {
throw new Exception("wrong request mode");
}
if (!$this->hasRequestParameter('uri')) {
throw new Exception("wrong request Parameter");
}
$uri = $this->getRequestParameter('uri');
$clazz = $this->getCurrentClass();
$index = 1;
if ($this->hasRequestParameter('index')) {
$index = $this->getRequestParameter('index');
}
$propertyIndex = 1;
if ($this->hasRequestParameter('propertyIndex')) {
$propertyIndex = $this->getRequestParameter('propertyIndex');
}
//create and attach the new index property to the property
$property = new core_kernel_classes_Property(tao_helpers_Uri::decode($uri));
$class = new \core_kernel_classes_Class("http://www.tao.lu/Ontologies/TAO.rdf#Index");
//get property range to select a default tokenizer
/** @var core_kernel_classes_Class $range */
$range = $property->getRange();
//range is empty select item content
$tokenizer = null;
if (is_null($range)) {
$tokenizer = new core_kernel_classes_Resource('http://www.tao.lu/Ontologies/TAO.rdf#RawValueTokenizer');
} else {
$tokenizer = $range->getUri() === RDFS_LITERAL ? new core_kernel_classes_Resource('http://www.tao.lu/Ontologies/TAO.rdf#RawValueTokenizer') : new core_kernel_classes_Resource('http://www.tao.lu/Ontologies/TAO.rdf#LabelTokenizer');
}
$indexClass = new core_kernel_classes_Class('http://www.tao.lu/Ontologies/TAO.rdf#Index');
$i = 0;
$indexIdentifierBackup = preg_replace('/[^a-z_0-9]/', '_', strtolower($property->getLabel()));
$indexIdentifierBackup = ltrim(trim($indexIdentifierBackup, '_'), '0..9');
$indexIdentifier = $indexIdentifierBackup;
do {
if ($i !== 0) {
$indexIdentifier = $indexIdentifierBackup . '_' . $i;
}
$resources = $indexClass->searchInstances(array(INDEX_PROPERTY_IDENTIFIER => $indexIdentifier), array('like' => false));
$count = count($resources);
$i++;
} while ($count !== 0);
$indexProperty = $class->createInstanceWithProperties(array(RDFS_LABEL => preg_replace('/_/', ' ', ucfirst($indexIdentifier)), INDEX_PROPERTY_IDENTIFIER => $indexIdentifier, INDEX_PROPERTY_TOKENIZER => $tokenizer, INDEX_PROPERTY_FUZZY_MATCHING => GENERIS_TRUE, INDEX_PROPERTY_DEFAULT_SEARCH => GENERIS_FALSE));
$property->setPropertyValue(new core_kernel_classes_Property(INDEX_PROPERTY), $indexProperty);
//generate form
$indexFormContainer = new tao_actions_form_IndexProperty($clazz, $indexProperty, array('index' => $index, 'propertyindex' => $propertyIndex));
$myForm = $indexFormContainer->getForm();
$form = trim(preg_replace('/\\s+/', ' ', $myForm->renderElements()));
echo json_encode(array('form' => $form));
}
/**
* Short description of method createProcessVariable
*
* @access public
* @author Somsack Sipasseuth, <*****@*****.**>
* @param string label
* @param string code
* @return core_kernel_classes_Resource
*/
public function createProcessVariable($label = '', $code = '')
{
$returnValue = null;
if (!empty($code) && $this->getProcessVariable($code)) {
throw new Exception("A process variable with the code '{$code}' already exists");
}
if (empty($label)) {
$label = "Process variable";
if (!empty($code)) {
$label .= " " . $code;
}
}
$returnValue = $this->createInstance($this->processVariablesClass, $label);
if (!empty($code)) {
$returnValue->setPropertyValue($this->codeProperty, $code);
}
//set the new instance of process variable as a property of the class process instance:
$ok = $returnValue->setType(new core_kernel_classes_Class(RDF_PROPERTY));
if ($ok) {
$newTokenProperty = new core_kernel_classes_Property($returnValue->getUri());
$newTokenProperty->setDomain(new core_kernel_classes_Class(CLASS_ACTIVITY_EXECUTION));
$newTokenProperty->setRange(new core_kernel_classes_Class(RDFS_LITERAL));
//literal only!
$newTokenProperty->setPropertyValue(new core_kernel_classes_Property(PROPERTY_MULTIPLE), GENERIS_TRUE);
} else {
throw new Exception("the newly created process variable {$label} ({$returnValue->getUri()}) cannot be set as a property of the class Activity Execution");
}
return $returnValue;
}
