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| 1 | <?php |
| 2 | |
| 3 | /* |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; under version 2 |
| 7 | * of the License (non-upgradable). |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 17 | * |
| 18 | * Copyright (c) 2017-2020 (original work) Open Assessment Technologies SA (under the project TAO-PRODUCT); |
| 19 | * |
| 20 | */ |
| 21 | |
| 22 | namespace oat\taoResultServer\models\classes; |
| 23 | |
| 24 | use core_kernel_classes_Class; |
| 25 | use oat\taoDeliveryRdf\model\DeliveryAssemblyService; |
| 26 | use oat\taoResultServer\models\Formatter\ItemResponseCollectionNormalizer; |
| 27 | use oat\taoResultServer\models\Formatter\ItemResponseVariableSplitter; |
| 28 | use tao_models_classes_CrudService; |
| 29 | use taoResultServer_models_classes_ReadableResultStorage; |
| 30 | use taoResultServer_models_classes_ResponseVariable; |
| 31 | |
| 32 | /** |
| 33 | * Crud services implements basic CRUD services, originally intended for REST controllers/ HTTP exception handlers |
| 34 | * Consequently the signatures and behaviors is closer to REST and throwing HTTP like exceptions |
| 35 | */ |
| 36 | class CrudResultsService extends tao_models_classes_CrudService |
| 37 | { |
| 38 | public const GROUP_BY_DELIVERY = 0; |
| 39 | public const GROUP_BY_TEST = 1; |
| 40 | public const GROUP_BY_ITEM = 2; |
| 41 | |
| 42 | /** @var core_kernel_classes_Class */ |
| 43 | protected $resultClass; |
| 44 | |
| 45 | public function __construct() |
| 46 | { |
| 47 | parent::__construct(); |
| 48 | $this->resultClass = new core_kernel_classes_Class(ResultService::DELIVERY_RESULT_CLASS_URI); |
| 49 | } |
| 50 | |
| 51 | public function getRootClass() |
| 52 | { |
| 53 | return $this->resultClass; |
| 54 | } |
| 55 | |
| 56 | public function get($uri, $groupBy = self::GROUP_BY_DELIVERY) |
| 57 | { |
| 58 | $resultService = $this->getServiceLocator()->get(ResultServerService::SERVICE_ID); |
| 59 | $implementation = $resultService->getResultStorage(); |
| 60 | return $this->format($implementation, $uri); |
| 61 | } |
| 62 | |
| 63 | public function format( |
| 64 | taoResultServer_models_classes_ReadableResultStorage $resultStorage, |
| 65 | $resultIdentifier, |
| 66 | int $groupBy = self::GROUP_BY_DELIVERY, |
| 67 | bool $fetchOnlyLastAttemptResult = false, |
| 68 | bool $splitByAttempt = false |
| 69 | ): array { |
| 70 | $groupedData = []; |
| 71 | if ($groupBy === self::GROUP_BY_DELIVERY || $groupBy === self::GROUP_BY_ITEM) { |
| 72 | $calls = $resultStorage->getRelatedItemCallIds($resultIdentifier); |
| 73 | } else { |
| 74 | $calls = $resultStorage->getRelatedTestCallIds($resultIdentifier); |
| 75 | $fetchOnlyLastAttemptResult = false; |
| 76 | } |
| 77 | |
| 78 | foreach ($calls as $callId) { |
| 79 | $results = $resultStorage->getVariables($callId); |
| 80 | $results = $this->getNormalizer()->normalize($results); |
| 81 | $lastData = []; |
| 82 | foreach ($results as $result) { |
| 83 | $result = array_pop($result); |
| 84 | if (isset($result->variable)) { |
| 85 | $resource = $this->getFormResource($result->variable); |
| 86 | if (!$fetchOnlyLastAttemptResult) { |
| 87 | $lastData[] = $resource; |
| 88 | } else { |
| 89 | $currentResTime = preg_replace('/0(\.\d*)\s(\d*)/', '$2$1', $resource['epoch']); |
| 90 | $previousResTime = preg_replace( |
| 91 | '/0(\.\d*)\s(\d*)/', |
| 92 | '$2$1', |
| 93 | $lastData[$resource['identifier']]['epoch'] ?? '0.0 0' |
| 94 | ); |
| 95 | if ($currentResTime > $previousResTime) { |
| 96 | $lastData[$resource['identifier']] = $resource; |
| 97 | } |
| 98 | } |
| 99 | } |
| 100 | } |
| 101 | $groupKey = $groupBy === self::GROUP_BY_DELIVERY ? $resultIdentifier : $callId; |
| 102 | $groupedData[$groupKey][] = $splitByAttempt ? $this->splitByAttempt($lastData) : $lastData; |
| 103 | } |
| 104 | foreach ($groupedData as $groupKey => $items) { |
| 105 | $returnData[$groupKey] = array_merge(...$items); |
| 106 | } |
| 107 | return $returnData ?? []; |
| 108 | } |
| 109 | |
| 110 | public function getAll() |
| 111 | { |
| 112 | $resources = []; |
| 113 | $deliveryService = DeliveryAssemblyService::singleton(); |
| 114 | foreach ($deliveryService->getAllAssemblies() as $assembly) { |
| 115 | // delivery uri |
| 116 | $delivery = $assembly->getUri(); |
| 117 | |
| 118 | $resultService = $this->getServiceLocator()->get(ResultServerService::SERVICE_ID); |
| 119 | $implementation = $resultService->getResultStorage(); |
| 120 | |
| 121 | // get delivery executions |
| 122 | |
| 123 | //get all info |
| 124 | foreach ($implementation->getResultByDelivery([$delivery]) as $result) { |
| 125 | $result = array_merge($result, [RDFS_LABEL => $assembly->getLabel()]); |
| 126 | $properties = []; |
| 127 | foreach ($result as $key => $value) { |
| 128 | $property = []; |
| 129 | $type = 'resource'; |
| 130 | switch ($key) { |
| 131 | case 'deliveryResultIdentifier': |
| 132 | $property['predicateUri'] = "http://www.tao.lu/Ontologies/TAOResult.rdf#Identifier"; |
| 133 | break; |
| 134 | case 'testTakerIdentifier': |
| 135 | $property['predicateUri'] = "http://www.tao.lu/Ontologies/TAOResult.rdf#resultOfSubject"; |
| 136 | break; |
| 137 | case 'deliveryIdentifier': |
| 138 | $property['predicateUri'] = "http://www.tao.lu/Ontologies/TAOResult.rdf#resultOfDelivery"; |
| 139 | break; |
| 140 | default: |
| 141 | $property['predicateUri'] = $key; |
| 142 | $type = 'literal'; |
| 143 | break; |
| 144 | } |
| 145 | $property['values'] = ['valueType' => $type, 'value' => $value]; |
| 146 | |
| 147 | $properties[] = $property; |
| 148 | } |
| 149 | $resources[] = [ |
| 150 | 'uri' => $result['deliveryResultIdentifier'], |
| 151 | 'properties' => $properties |
| 152 | ]; |
| 153 | } |
| 154 | } |
| 155 | return $resources; |
| 156 | } |
| 157 | |
| 158 | |
| 159 | public function delete($resource) |
| 160 | { |
| 161 | throw new \common_exception_NoImplementation(); |
| 162 | } |
| 163 | |
| 164 | public function deleteAll() |
| 165 | { |
| 166 | throw new \common_exception_NoImplementation(); |
| 167 | } |
| 168 | |
| 169 | |
| 170 | public function update($uri = null, $propertiesValues = []) |
| 171 | { |
| 172 | throw new \common_exception_NoImplementation(); |
| 173 | } |
| 174 | |
| 175 | public function isInScope($uri) |
| 176 | { |
| 177 | return true; |
| 178 | } |
| 179 | |
| 180 | /** |
| 181 | * |
| 182 | * @author Patrick Plichart, patrick@taotesting.com |
| 183 | * return tao_models_classes_ClassService |
| 184 | */ |
| 185 | protected function getClassService() |
| 186 | { |
| 187 | // TODO: Implement getClassService() method. |
| 188 | } |
| 189 | |
| 190 | private function getFormResource($variable): array |
| 191 | { |
| 192 | $resource['value'] = $variable->getValue(); |
| 193 | $resource['identifier'] = $variable->getIdentifier(); |
| 194 | if ($variable instanceof taoResultServer_models_classes_ResponseVariable) { |
| 195 | $resource['type'] = $this->getClass(QtiResultsService::CLASS_RESPONSE_VARIABLE); |
| 196 | } else { |
| 197 | $resource['type'] = $this->getClass(QtiResultsService::CLASS_OUTCOME_VARIABLE); |
| 198 | } |
| 199 | $resource['epoch'] = $variable->getEpoch(); |
| 200 | $resource['cardinality'] = $variable->getCardinality(); |
| 201 | $resource['basetype'] = $variable->getBaseType(); |
| 202 | return $resource; |
| 203 | } |
| 204 | |
| 205 | private function splitByAttempt(array $itemVariables): array |
| 206 | { |
| 207 | return $this->getItemVariableSplitter()->splitByAttempt($itemVariables); |
| 208 | } |
| 209 | |
| 210 | private function getItemVariableSplitter(): ItemResponseVariableSplitter |
| 211 | { |
| 212 | return $this->getServiceLocator()->get(ItemResponseVariableSplitter::class); |
| 213 | } |
| 214 | |
| 215 | private function getNormalizer(): ItemResponseCollectionNormalizer |
| 216 | { |
| 217 | return $this->getServiceLocator()->get(ItemResponseCollectionNormalizer::class); |
| 218 | } |
| 219 | } |