/**
* Set index specified prefix terms for all items in this path
* @param string Comma-separated list of terms
* @param char Xapian term prefix
* @return boolean False on error, true otherwise
*/
public function set_terms_by_prefix($terms_string, $prefix)
{
$course_id = api_get_course_int_id();
if (api_get_setting('search_enabled') !== 'true') {
return false;
}
if (!extension_loaded('xapian')) {
return false;
}
$terms_string = trim($terms_string);
$terms = explode(',', $terms_string);
array_walk($terms, 'trim_value');
$stored_terms = $this->get_common_index_terms_by_prefix($prefix);
// Don't do anything if no change, verify only at DB, not the search engine.
if (count(array_diff($terms, $stored_terms)) == 0 && count(array_diff($stored_terms, $terms)) == 0) {
return false;
}
require_once 'xapian.php';
// TODO: Try catch every xapian use or make wrappers on API.
require_once api_get_path(LIBRARY_PATH) . 'search/ChamiloIndexer.class.php';
require_once api_get_path(LIBRARY_PATH) . 'search/xapian/XapianQuery.php';
require_once api_get_path(LIBRARY_PATH) . 'search/IndexableChunk.class.php';
$items_table = Database::get_course_table(TABLE_LP_ITEM);
// TODO: Make query secure agains XSS : use member attr instead of post var.
$lp_id = intval($_POST['lp_id']);
$sql = "SELECT * FROM {$items_table} WHERE c_id = {$course_id} AND lp_id = {$lp_id}";
$result = Database::query($sql);
$di = new ChamiloIndexer();
while ($lp_item = Database::fetch_array($result)) {
// Get search_did.
$tbl_se_ref = Database::get_main_table(TABLE_MAIN_SEARCH_ENGINE_REF);
$sql = 'SELECT * FROM %s WHERE course_code=\'%s\' AND tool_id=\'%s\' AND ref_id_high_level=%s AND ref_id_second_level=%d LIMIT 1';
$sql = sprintf($sql, $tbl_se_ref, $this->cc, TOOL_LEARNPATH, $lp_id, $lp_item['id']);
//echo $sql; echo '<br>';
$res = Database::query($sql);
if (Database::num_rows($res) > 0) {
$se_ref = Database::fetch_array($res);
// Compare terms.
$doc = $di->get_document($se_ref['search_did']);
$xapian_terms = xapian_get_doc_terms($doc, $prefix);
$xterms = array();
foreach ($xapian_terms as $xapian_term) {
$xterms[] = substr($xapian_term['name'], 1);
}
$dterms = $terms;
$missing_terms = array_diff($dterms, $xterms);
$deprecated_terms = array_diff($xterms, $dterms);
// Save it to search engine.
foreach ($missing_terms as $term) {
$doc->add_term($prefix . $term, 1);
}
foreach ($deprecated_terms as $term) {
$doc->remove_term($prefix . $term);
}
$di->getDb()->replace_document((int) $se_ref['search_did'], $doc);
$di->getDb()->flush();
} else {
//@todo What we should do here?
}
}
return true;
}
/**
* Set index specified prefix terms for all items in this path
* @param string Comma-separated list of terms
* @param char Xapian term prefix
* @return boolean False on error, true otherwise
*/
public function set_terms_by_prefix($terms_string, $prefix)
{
$em = Database::getManager();
$course = $em->find('ChamiloCoreBundle:Course', api_get_course_int_id());
if (api_get_setting('search.search_enabled') !== 'true') {
return false;
}
if (!extension_loaded('xapian')) {
return false;
}
$terms_string = trim($terms_string);
$terms = explode(',', $terms_string);
array_walk($terms, 'trim_value');
$stored_terms = $this->get_common_index_terms_by_prefix($prefix);
// Don't do anything if no change, verify only at DB, not the search engine.
if (count(array_diff($terms, $stored_terms)) == 0 && count(array_diff($stored_terms, $terms)) == 0) {
return false;
}
require_once 'xapian.php';
// TODO: Try catch every xapian use or make wrappers on API.
require_once api_get_path(LIBRARY_PATH) . 'search/ChamiloIndexer.class.php';
require_once api_get_path(LIBRARY_PATH) . 'search/xapian/XapianQuery.php';
require_once api_get_path(LIBRARY_PATH) . 'search/IndexableChunk.class.php';
$items_table = Database::get_course_table(TABLE_LP_ITEM);
// TODO: Make query secure agains XSS : use member attr instead of post var.
$lp_id = intval($_POST['lp_id']);
$sql = "SELECT * FROM {$items_table} WHERE c_id = {$course->getId()} AND lp_id = {$lp_id}";
$result = Database::query($sql);
$di = new ChamiloIndexer();
while ($lp_item = Database::fetch_array($result)) {
$lpCourse = $em->getRepository('ChamiloCoreBundle:Course')->findOneBy(['code' => $this->cc]);
// Get search_did.
$se_ref = $em->getRepository('ChamiloCoreBundle:SearchEngineRef')->findOneBy(['course' => $lpCourse, 'toolId' => TOOL_LEARNPATH, 'refIdHighLevel' => $lp_id, 'refIdSecondLevel' => $lp_item['id']]);
if ($se_ref) {
// Compare terms.
$doc = $di->get_document($se_ref->getSearchDid());
$xapian_terms = xapian_get_doc_terms($doc, $prefix);
$xterms = array();
foreach ($xapian_terms as $xapian_term) {
$xterms[] = substr($xapian_term['name'], 1);
}
$dterms = $terms;
$missing_terms = array_diff($dterms, $xterms);
$deprecated_terms = array_diff($xterms, $dterms);
// Save it to search engine.
foreach ($missing_terms as $term) {
$doc->add_term($prefix . $term, 1);
}
foreach ($deprecated_terms as $term) {
$doc->remove_term($prefix . $term);
}
$di->getDb()->replace_document($se_ref->getSearchDid(), $doc);
$di->getDb()->flush();
} else {
//@todo What we should do here?
}
}
return true;
}
