print_error('invalidcoursemodule');
}
$PAGE->set_cm($cm);
}
$context = get_context_instance(CONTEXT_MODULE, $cm->id);
$PAGE->set_pagelayout('incourse');
require_course_login($course, true, $cm);
require_capability('mod/ouwiki:deletepage', $context);
// Get the page version to be [un]deleted
$pageversion = ouwiki_get_page_version($subwiki, $pagename, $versionid);
if (!$pageversion) {
print_error('deleteversionerrorversion', 'ouwiki');
}
// Note: No need to confirm deleting/undeleting page version
// Lock page
list($lockok, $lock) = ouwiki_obtain_lock($ouwiki, $pageversion->pageid);
// Set default action
$action = 'delete';
try {
// [Un]Delete page version
if (empty($pageversion->deletedat)) {
// Flag page version as deleted
$DB->set_field('ouwiki_versions', 'deletedat', time(), array('id' => $versionid));
// Check if current version has been deleted
if ($pageversion->versionid == $pageversion->currentversionid) {
// Current version deleted
// Update current version to first undeleted version (or null)
$pageversions = ouwiki_get_page_history($pageversion->pageid, false, 0, 1);
if ($currentpageversion = reset($pageversions)) {
// Page version found, update page current version id
$DB->set_field('ouwiki_pages', 'currentversionid', $currentpageversion->versionid, array('id' => $pageversion->pageid));
}
if ($ipagename == '' && $startpagemerge == 1) {
// If start page exists then set imported start page in conflicts array.
if (ouwiki_get_current_page($subwiki, $ipagename, OUWIKI_GETPAGE_ACCEPTNOVERSION)) {
$conflicts[$page] = $ipagename;
}
// Doesn't matter if start page is locked - when adding links check and skip if is.
continue;
}
// Check if this page already exists, and is locked.
if ($currentpageexists = ouwiki_get_current_page($subwiki, $ipagename, OUWIKI_GETPAGE_ACCEPTNOVERSION)) {
$conflicts[$page] = $ipagename;
if (has_capability('mod/ouwiki:overridelock', $context)) {
ouwiki_override_lock($currentpageexists->pageid);
}
list($lock, $by) = ouwiki_obtain_lock($ouwiki, $currentpageexists->pageid);
if ($currentpageexists->locked) {
$lock = false;
// No one can edit.
}
if (!$lock) {
throw new moodle_exception('import_process_locked', 'ouwiki');
}
}
}
$newpagelist = array();
// Use to store names of new pages imported.
$updatepagelist = array();
$importedindex = array();
$updatedindex = array();
$pbar = new progress_bar('mod_ouwiki_import', 500, true);