/** Gets TLangPOS object by property $property_name with value $property_value.
* @return TLangPOS or NULL in case of error
*/
public static function getLangPOS($property_name, $property_value, $page_obj = NULL)
{
global $LINK_DB;
$query = "SELECT * FROM lang_pos WHERE lang_id is not NULL and pos_id is not NULL and `{$property_name}`='{$property_value}' order by id";
$result = $LINK_DB->query_e($query, "Query failed in " . __METHOD__ . " in file <b>" . __FILE__ . "</b>, string <b>" . __LINE__ . "</b>");
if ($LINK_DB->query_count($result) == 0) {
return NULL;
}
$lang_pos_arr = array();
while ($row = $result->fetch_object()) {
$lang = TLang::getByID($row->lang_id);
$pos = TPOS::getByID($row->pos_id);
if (NULL == $lang || NULL == $pos) {
return NULL;
}
if ($page_obj == NULL) {
$page_obj = TPage::getByID($row->page_id);
}
$lang_pos = new TLangPOS($row->id, $page_obj, $lang, $pos, $row->etymology_n, $row->lemma);
$lang_pos->meaning = TMeaning::getByLangPOS($row->id, $lang_pos);
$lang_pos_arr[] = $lang_pos;
}
return $lang_pos_arr;
}
