public function getWikiBatchesForVisualization() { $numberOfBatches = $this->request->getVal('numberOfBatches', self::WIKI_BATCH_SIZE); $wikiId = $this->wg->cityId; $langCode = $this->wg->contLang->getCode(); $this->wikis = $this->helper->getWikiBatches($wikiId, $langCode, $numberOfBatches); }