PHP SMWQuery::getQueryString方法代码示例

 /**
  * @since 2.5
  *
  * @param Query $query
  *
  * @return string
  */
 public static function get(Query $query)
 {
     $serialized = array();
     $serialized['conditions'] = $query->getQueryString();
     $serialized['parameters'] = array('limit=' . $query->getLimit(), 'offset=' . $query->getOffset(), 'mainlabel=' . $query->getMainlabel());
     if ($query->getQuerySource() !== null && $query->getQuerySource() !== '') {
         $serialized['parameters'] = array_merge($serialized['parameters'], array('source=' . $query->getQuerySource()));
     }
     list($serialized['sort'], $serialized['order']) = self::doSerializeSortKeys($query);
     $serialized['printouts'] = self::doSerializePrintouts($query);
     $encoded = $serialized['conditions'] . '|' . ($serialized['printouts'] !== array() ? implode('|', $serialized['printouts']) . '|' : '') . implode('|', $serialized['parameters']) . ($serialized['sort'] !== array() ? '|sort=' . implode(',', $serialized['sort']) : '') . ($serialized['order'] !== array() ? '|order=' . implode(',', $serialized['order']) : '');
     return $encoded;
 }

 /**
  * Returns an SMWInfolink object with the QueryResults print requests as parameters.
  *
  * @since 1.8
  *
  * @return SMWInfolink
  */
 public function getLink()
 {
     $params = array(trim($this->mQuery->getQueryString()));
     foreach ($this->mQuery->getExtraPrintouts() as $printout) {
         $serialization = $printout->getSerialisation();
         // TODO: this is a hack to get rid of the mainlabel param in case it was automatically added
         // by SMWQueryProcessor::addThisPrintout. Should be done nicer when this link creation gets redone.
         if ($serialization !== '?#') {
             $params[] = $serialization;
         }
     }
     // Note: the initial : prevents SMW from reparsing :: in the query string.
     return SMWInfolink::newInternalLink('', ':Special:Ask', false, $params);
 }

 /**
  * Create an SMWInfolink object representing a link to further query results.
  * This link can then be serialised or extended by further params first.
  * The optional $caption can be used to set the caption of the link (though this
  * can also be changed afterwards with SMWInfolink::setCaption()). If empty, the
  * message 'smw_iq_moreresults' is used as a caption.
  * 
  * TODO: have this work for all params without manually overriding and adding everything
  * (this is possible since the param handling changes in 1.7) 
  * 
  * @param string|false $caption
  * 
  * @return SMWInfolink
  */
 public function getQueryLink($caption = false)
 {
     $params = array(trim($this->mQuery->getQueryString()));
     foreach ($this->mQuery->getExtraPrintouts() as $printout) {
         $serialization = $printout->getSerialisation();
         // TODO: this is a hack to get rid of the mainlabel param in case it was automatically added
         // by SMWQueryProcessor::addThisPrintout. Should be done nicer when this link creation gets redone.
         if ($serialization !== '?#') {
             $params[] = $serialization;
         }
     }
     if ($this->mQuery->getMainLabel() !== false) {
         $params['mainlabel'] = $this->mQuery->getMainLabel();
     }
     $params['offset'] = $this->mQuery->getOffset() + count($this->mResults);
     if ($params['offset'] === 0) {
         unset($params['offset']);
     }
     if ($this->mQuery->getLimit() > 0) {
         $params['limit'] = $this->mQuery->getLimit();
     }
     if (count($this->mQuery->sortkeys) > 0) {
         $order = implode(',', $this->mQuery->sortkeys);
         $sort = implode(',', array_keys($this->mQuery->sortkeys));
         if ($sort !== '' || $order != 'ASC') {
             $params['order'] = $order;
             $params['sort'] = $sort;
         }
     }
     if ($caption == false) {
         $caption = ' ' . wfMsgForContent('smw_iq_moreresults');
         // The space is right here, not in the QPs!
     }
     // Note: the initial : prevents SMW from reparsing :: in the query string.
     $result = SMWInfolink::newInternalLink($caption, ':Special:Ask', false, $params);
     return $result;
 }

 function doGetQueryResult(SMWQuery $query)
 {
     global $wgServer, $wgScript, $smwgWebserviceUser, $smwgWebservicePassword, $smwgDeployVersion;
     // handle only SPARQL queries and delegate all others
     if ($query instanceof SMWSPARQLQuery) {
         //			wfRunHooks('RewriteSparqlQuery', array(&$query) );
         if ($query->getQueryString() == "") {
             $sqr = new SMWHaloQueryResult(array(), $query, array(), $this, false);
             $sqr->addErrors(array(wfMsgForContent('hacl_sp_empty_query')));
             return $sqr;
         }
         try {
             $con = TSConnection::getConnector();
             $con->connect();
             $response = $con->query($query->getQueryString(), $this->serializeParams($query));
             global $smwgSPARQLResultEncoding;
             // PHP strings are always interpreted in ISO-8859-1 but may be actually encoded in
             // another charset.
             if (isset($smwgSPARQLResultEncoding) && $smwgSPARQLResultEncoding == 'UTF-8') {
                 $response = utf8_decode($response);
             }
             $queryResult = $this->parseSPARQLXMLResult($query, $response);
         } catch (Exception $e) {
             switch ($query->querymode) {
                 case SMWQuery::MODE_COUNT:
                     $sqr = $e->getMessage();
                     break;
                 default:
                     $sqr = new SMWHaloQueryResult(array(), $query, array(), $this);
                     if ($e->getCode() == 0) {
                         // happens most likely when TSC is not running
                         global $smwgWebserviceEndpoint;
                         $sqr->addErrors(array(wfMsg('smw_ts_notconnected', $smwgWebserviceEndpoint)));
                     } else {
                         $sqr->addErrors(array($e->getMessage()));
                     }
                     break;
             }
             return $sqr;
         }
         //			wfRunHooks('FilterQueryResults', array(&$queryResult) );
         switch ($query->querymode) {
             case SMWQuery::MODE_COUNT:
                 $queryResult = $queryResult->getCount();
                 break;
             default:
                 break;
         }
         return $queryResult;
     } else {
         return $this->smwstore->getQueryResult($query);
     }
 }