D-Net

                throw new Exception('error parsing results');

            if (($embargoEndDateNodes = $xpath->query('./field[@name = "embargoenddate"]/@value', $resultNode)) == FALSE)

                throw new Exception('error parsing results');

            $publication = new JObject();

           // $publication->id = (($idNode = $idNodes->item(0)) == NULL) ? NULL : trim($idNode->nodeValue);

           // $first=$publication->id;

            $publication->subjects = array();

            $publication->related = array();

            $publication->embargoEndDate = (($embargoEndDateNode = $embargoEndDateNodes->item(0)) == NULL) ? NULL : strtotime(trim($embargoEndDateNode->nodeValue));

            foreach ($subjectNodes as $subjectNode) {

                if (($titleNodes = $xpath->query('./@value', $subjectNode)) == FALSE)

                    throw new Exception('error parsing results');

                throw new Exception('error parsing publications');

            if (($embargoEndDateNodes = $xpath->query('./field[@name = "embargoenddate"]/@value', $resultNode)) == FALSE)

                throw new Exception('error parsing publications');

            if (($sourceNodes = $xpath->query('./field[@name = "source"]/@value', $resultNode)) == FALSE)

                throw new Exception('error parsing publication');

            if (($pidNodes = $xpath->query('./field[@name = "pid"]', $resultNode)) == FALSE)

            $publication->subjects = array();

            $publication->related = array();

            $publication->embargoEndDate = (($embargoEndDateNode = $embargoEndDateNodes->item(0)) == NULL) ? NULL : strtotime(trim($embargoEndDateNode->nodeValue));

            $publication->pids = array();

            foreach ($pidNodes as $pidNode) {

                if (($classNodes = $xpath->query('./field[@name = "classid"]/@value', $pidNode)) == FALSE)

                throw new Exception('error parsing datasets');

            if (($embargoEndDateNodes = $xpath->query('./field[@name = "embargoenddate"]/@value', $resultNode)) == FALSE)

                throw new Exception('error parsing datasets');

            $dataset = new JObject();

            $dataset->id = (($idNode = $idNodes->item(0)) == NULL) ? NULL : trim($idNode->nodeValue);

            $dataset->source = 'openaire';

            $dataset->language = (($languageNode = $languageNodes->item(0)) == NULL) ? NULL : trim($languageNode->nodeValue);

            $dataset->projects = array();

            $dataset->embargoEndDate = (($embargoEndDateNode = $embargoEndDateNodes->item(0)) == NULL) ? NULL : strtotime(trim($embargoEndDateNode->nodeValue));

            foreach ($datasourceNodes as $datasourceNode) {

                if (($urlNodes = $xpath->query('./field[@name = "url"]/@value', $datasourceNode)) == FALSE)

                    throw new Exception('error parsing datasets');

                throw new Exception('error parsing datasources');

            if (($oaiPmhNodes = $xpath->query('./field[@name = "accessinfopackage"]/@value', $resultNode)) == FALSE)

                throw new Exception('error parsing datasources');

            if (($organizationNodes = $xpath->query('./field[@name = "organization"]', $resultNode)) == FALSE)

                throw new Exception('error parsing datasources');

            $datasource = new JObject();

            $datasource->policies = array();

            $datasource->contents = array();

            $datasource->oaiPmhUrls = array();

            $datasource->organizations = array();

            foreach ($languageNodes as $languageNode) {

                if (trim($languageNode->nodeValue) != NULL)

            throw new Exception('error parsing publication');

        if (($embargoEndDateNodes = $xpath->query('./field[@name = "embargoenddate"]/@value', $resultNode)) == FALSE)

            throw new Exception('error parsing publication');

        if (($datasourceNodes = $xpath->query('./field[@name = "datasource"]', $resultNode)) == FALSE)

            throw new Exception('error parsing publication');

        if (($collectedFromNodes = $xpath->query('./field[@name = "collectedfrom"]', $resultNode)) == FALSE)

        $publication->categorizedSubjects = array();

        $publication->inferredSubjects = array();

        $publication->embargoEndDate = (($embargoEndDateNode = $embargoEndDateNodes->item(0)) == NULL) ? NULL : strtotime(trim($embargoEndDateNode->nodeValue));

        $publication->datasources = array();

        $publication->collectedFrom = array();

        $publication->sources = array();

            throw new Exception('error parsing dataset');

        if (($embargoEndDateNodes = $xpath->query('./field[@name = "embargoenddate"]/@value', $resultNode)) == FALSE)

            throw new Exception('error parsing dataset');

        if (($datasourceNodes = $xpath->query('./field[@name = "datasource"]', $resultNode)) == FALSE)

            throw new Exception('error parsing dataset');

        if (($collectedFromNodes = $xpath->query('./field[@name = "collectedfrom"]', $resultNode)) == FALSE)

        $dataset->type = (($typeNode = $typeNodes->item(0)) == NULL) ? NULL : trim($typeNode->nodeValue);

        $dataset->subjects = array();

        $dataset->embargoEndDate = (($embargoEndDateNode = $embargoEndDateNodes->item(0)) == NULL) ? NULL : strtotime(trim($embargoEndDateNode->nodeValue));

        $dataset->datasources = array();

        $dataset->collectedFrom = array();

        $dataset->sources = array();

            throw new Exception('error parsing datasource');

        if (($oaiPmhNodes = $xpath->query('./field[@name = "accessinfopackage"]/@value', $resultNode)) == FALSE)

            throw new Exception('error parsing datasources');

        $datasource = new JObject();

        $datasource->name = (($nameNode = $nameNodes->item(0)) == NULL) ? NULL : trim($nameNode->nodeValue);

        $datasource->englishName = (($englishNameNode = $englishNameNodes->item(0)) == NULL) ? NULL : trim($englishNameNode->nodeValue);

        $datasource->policies = (($policiesNode = $policiesNodes->item(0)) == NULL) ? NULL : trim($policiesNode->nodeValue);

        $datasource->compatibility = (($compatibilityNode = $compatibilityNodes->item(0)) == NULL) ? NULL : trim($compatibilityNode->nodeValue);

        $datasource->oaiPmh = (($oaiPmhNode = $oaiPmhNodes->item(0)) == NULL) ? NULL : trim($oaiPmhNode->nodeValue);

        $datasource->originalId = (($originalIdNode = $originalIdNodes->item(0)) == NULL) ? NULL : trim($originalIdNode->nodeValue);

        return $datasource;

    }