/**
* add a document to the list. To index all the list execute flushDocuments
*
* @param \Elastica\Document $document
* */
protected function pushDocument($document)
{
// Get language if exists
$lang = $document->__isset('language') ? $document->language : '*';
//Add boost field if does not exist
if (!$document->__isset('boost') && $this->boost) {
$document->set('boost', $this->boost);
}
// Extract the first letter of the langue (en for en-GB)
$explode = explode('-', $lang);
$lang = $explode[0];
// If it is the first of this language
if (!array_key_exists($lang, $this->documents)) {
$this->documents[$lang] = array();
// Init array
}
// add document to the list
$this->documents[$lang][] = $document;
$mem_limit_bytes = trim(ini_get('memory_limit')) * 1024 * 1024;
if (memory_get_usage() > $mem_limit_bytes * 0.2) {
// Check memory use
//if documents array is too big we flush it
$this->flushDocuments();
}
}
