/**
* Records the search engine
* @return type boolean true if the operation is successful
*/
function search_engine_save()
{
$search_db_path = api_get_path(SYS_PATH) . 'searchdb';
if (is_writable($search_db_path)) {
$course_id = api_get_course_id();
require_once api_get_path(LIBRARY_PATH) . 'search/DokeosIndexer.class.php';
require_once api_get_path(LIBRARY_PATH) . 'search/IndexableChunk.class.php';
$ic_slide = new IndexableChunk();
$ic_slide->addValue('title', $this->name);
$ic_slide->addCourseId($course_id);
$ic_slide->addToolId(TOOL_LEARNPATH);
$xapian_data = array(SE_COURSE_ID => $course_id, SE_TOOL_ID => TOOL_LEARNPATH, SE_DATA => array('type' => SE_DOCTYPE_LEARNPATH, 'lp_id' => (int) $this->lp_id), SE_USER => (int) api_get_user_id());
$ic_slide->xapian_data = serialize($xapian_data);
//get the keyword
$searchkey = new SearchEngineManager();
$keyword = $searchkey->getKeyWord(TOOL_LEARNPATH, $this->lp_id);
$add_extra_terms = $keyword . ' ';
$file_content = $add_extra_terms;
$ic_slide->addValue("content", $file_content);
$di = new DokeosIndexer();
isset($_POST['language']) ? $lang = Database::escape_string($_POST['language']) : ($lang = 'english');
$di->connectDb(NULL, NULL, $lang);
$di->addChunk($ic_slide);
//index and return search engine id
$did = $di->index();
if ($did) {
// save it to db
$tbl_se_ref = Database::get_main_table(TABLE_MAIN_SEARCH_ENGINE_REF);
$sql = 'INSERT INTO %s (id, course_code, tool_id, ref_id_high_level, search_did)
VALUES (NULL , \'%s\', \'%s\', %s, %s)';
$sql = sprintf($sql, $tbl_se_ref, $course_id, TOOL_LEARNPATH, $this->lp_id, $did);
api_sql_query($sql, __FILE__, __LINE__);
return true;
} else {
return false;
}
}
}
