original_string: public function get_solr_major_version() {
          if ($this->solrmajorversion !== null) {
              return $this->solrmajorversion;
          }
  
          // We should really ping first the server to see if the specified indexname is valid but
          // we want to minimise solr server requests as they are expensive. system() emits a warning
          // if it can not connect to the configured index in the configured server.
          $systemdata = @$this->get_search_client()->system();
          $solrversion = $systemdata->getResponse()->offsetGet('lucene')->offsetGet('solr-spec-version');
          $this->solrmajorversion = intval(substr($solrversion, 0, strpos($solrversion, '.')));
  
          return $this->solrmajorversion;
      }
code: public function get_solr_major_version() {
          if ($this->solrmajorversion !== null) {
              return $this->solrmajorversion;
          }
  
          // We should really ping first the server to see if the specified indexname is valid but
          // we want to minimise solr server requests as they are expensive. system() emits a warning
          // if it can not connect to the configured index in the configured server.
          $systemdata = @$this->get_search_client()->system();
          $solrversion = $systemdata->getResponse()->offsetGet('lucene')->offsetGet('solr-spec-version');
          $this->solrmajorversion = intval(substr($solrversion, 0, strpos($solrversion, '.')));
  
          return $this->solrmajorversion;
      }
code_tokens: public function get_solr_major_version ( ) { if ( $ this -> solrmajorversion !== null ) { return $ this -> solrmajorversion ; } // We should really ping first the server to see if the specified indexname is valid but // we want to minimise solr server requests as they are expensive. system() emits a warning // if it can not connect to the configured index in the configured server. $ systemdata = @ $ this -> get_search_client ( ) -> system ( ) ; $ solrversion = $ systemdata -> getResponse ( ) -> offsetGet ( 'lucene' ) -> offsetGet ( 'solr-spec-version' ) ; $ this -> solrmajorversion = intval ( substr ( $ solrversion , 0 , strpos ( $ solrversion , '.' ) ) ) ; return $ this -> solrmajorversion ; }
docstring: Returns the solr server major version.
  
  @return int
docstring_tokens: Returns the solr server major version .