dirroot.'/course/lib.php');
require_once($CFG->libdir.'/adminlib.php');
$adminroot = admin_get_root();
admin_externalpage_setup('multilangupgrade', $adminroot);
$go = optional_param('go', 0, PARAM_BOOL);
require_login();
require_capability('moodle/site:config', get_context_instance(CONTEXT_SYSTEM, SITEID));
###################################################################
admin_externalpage_print_header($adminroot);
print_heading(get_string('multilangupgrade', 'admin'));
$strmultilangupgrade = get_String('multilangupgradeinfo', 'admin');
if (!$go or !data_submitted() or !confirm_sesskey()) { /// Print a form
$optionsyes = array('go'=>1, 'sesskey'=>sesskey());
notice_yesno($strmultilangupgrade, 'multilangupgrade.php', 'index.php', $optionsyes, null, 'post', 'get');
admin_externalpage_print_footer($adminroot);
die;
}
if (!$tables = $db->Metatables() ) { // No tables yet at all.
error("no tables");
}
print_simple_box_start('center');
/// Turn off time limits, sometimes upgrades can be slow.
@set_time_limit(0);
@ob_implicit_flush(true);
while(@ob_end_flush());
echo 'Progress:';
$i = 0;
$skiptables = array($CFG->prefix.'config');//, $CFG->prefix.'sessions2');
foreach ($tables as $table) {
if (strpos($table, $CFG->prefix) !== 0
or strpos($table, $CFG->prefix.'pma') === 0) { // Not our tables
continue;
}
if (in_array($table, $skiptables)) { // Don't process these
continue;
}
if ($columns = $db->MetaColumns($table, false)) {
if (!array_key_exists('id', $columns) and !array_key_exists('ID', $columns)) {
continue; // moodle tables have id
}
foreach ($columns as $column => $data) {
if (in_array($data->type, array('text','mediumtext','longtext','varchar'))) { // Text stuff only
// first find candidate records
$rs = get_recordset_sql("SELECT id, $column FROM $table WHERE $column LIKE '%%' OR $column LIKE '%RecordCount() > 0) {
while (!$rs->EOF) {
$text = $rs->fields[$column];
$search = '/(<(?:lang|span) lang="[a-zA-Z0-9_-]*".*?>.+?<\/(?:lang|span)>)(\s*<(?:lang|span) lang="[a-zA-Z0-9_-]*".*?>.+?<\/(?:lang|span)>)+/is';
$newtext = preg_replace_callback($search, 'multilangupgrade_impl', $text);
if ($newtext != $text) {
$newtext = addslashes($newtext);
execute_sql("UPDATE $table SET $column='$newtext' WHERE id=".$rs->fields['id'], false);
}
if ($i % 600 == 0) {
echo '
';
}
if ($i % 10 == 0) {
echo '.';
}
$i++;
$rs->MoveNext();
}
}
}
}
}
}
// set conversion flag - switches to new plugin automatically
set_config('filter_multilang_converted', 1);
print_simple_box_end();
/// Rebuild course cache which might be incorrect now
notify('Rebuilding course cache...', 'notifysuccess');
rebuild_course_cache();
notify('...finished', 'notifysuccess');
print_continue('index.php');
admin_externalpage_print_footer($adminroot);
die;
function multilangupgrade_impl($langblock) {
$searchtosplit = '/<(?:lang|span) lang="([a-zA-Z0-9_-]*)".*?>(.+?)<\/(?:lang|span)>/is';
preg_match_all($searchtosplit, $langblock[0], $rawlanglist);
$return = '';
foreach ($rawlanglist[1] as $index=>$lang) {
$return .= ''.$rawlanglist[2][$index].'';
}
return $return;
}
?>