function ouwiki_backup_one_mod($bf, $preferences, $ouwiki)
{
global $CFG;
if (is_numeric($ouwiki)) {
$ouwiki = get_record('ouwiki', 'id', $ouwiki);
}
try {
$xb = new xml_backup($bf, $preferences, 3);
$xb->tag_start('MOD');
// Required bits
$xb->tag_full('ID', $ouwiki->id);
$xb->tag_full('MODTYPE', 'ouwiki');
$xb->tag_full('NAME', $ouwiki->name);
// Backup versioning
require dirname(__FILE__) . '/version.php';
$xb->tag_full('OUWIKI_VERSION', $module->version);
// Wiki-specific
$xb->tag_full('SUBWIKIS', $ouwiki->subwikis);
$userdata = backup_userdata_selected($preferences, 'ouwiki', $ouwiki->id);
$xb->tag_full_notnull('TIMEOUT', $ouwiki->timeout);
if ($ouwiki->template) {
// Template setting and actual file
$xb->tag_full('TEMPLATE', $ouwiki->template);
$xb->copy_module_file('ouwiki', $ouwiki->id . '/' . $ouwiki->template);
}
$xb->tag_full_notnull('SUMMARY', $ouwiki->summary);
$xb->tag_full_notnull('EDITBEGIN', $ouwiki->editbegin);
$xb->tag_full_notnull('EDITEND', $ouwiki->editend);
$xb->tag_full('COMPLETIONPAGES', $ouwiki->completionpages);
$xb->tag_full('COMPLETIONEDITS', $ouwiki->completionedits);
$xb->tag_full('COMMENTING', $ouwiki->commenting);
// Now do the actual subwikis
$xb->tag_start('SUBS');
// not SUBWIKIS because that name already used
// We only back up content when 'user data' is turned on
if ($userdata) {
$subwikis = ouwiki_get_record_array('subwikis', 'wikiid', $ouwiki->id);
foreach ($subwikis as $subwiki) {
ouwiki_backup_subwiki($xb, $subwiki, $userdata);
}
}
$xb->tag_end('SUBS');
$xb->tag_end('MOD');
return true;
} catch (Exception $e) {
ouwiki_handle_backup_exception($e);
return false;
}
}
function ouwiki_decode_content_links_caller($restore)
{
// Get all the items that might have links in, from the relevant new course
try {
global $CFG, $db;
// 1. Summaries
if ($summaries = get_records_select('ouwiki', 'course=' . $restore->course_id . ' AND summary IS NOT NULL', '', 'id,summary')) {
foreach ($summaries as $summary) {
$newsummary = restore_decode_content_links_worker($summary->summary, $restore);
if ($newsummary != $summary->summary) {
if (!set_field('ouwiki', 'summary', addslashes($newsummary), 'id', $summary->id)) {
throw new Exception("Failed to set summary for wiki {$summary->id}: " . $db->ErrorMsg());
}
}
}
}
// 2. Actual content
$rs = get_recordset_sql("\nSELECT\n v.id,v.xhtml \nFROM\n {$CFG->prefix}ouwiki w\n INNER JOIN {$CFG->prefix}ouwiki_subwikis s ON w.id=s.wikiid\n INNER JOIN {$CFG->prefix}ouwiki_pages p ON s.id=p.subwikiid\n INNER JOIN {$CFG->prefix}ouwiki_versions v ON p.id=v.pageid \nWHERE\n w.course={$restore->course_id} \n");
if (!$rs) {
throw new Exception("Failed to query for wiki data: " . $db->ErrorMsg());
}
while (!$rs->EOF) {
$newcontent = restore_decode_content_links_worker($rs->fields['xhtml'], $restore);
if ($newcontent != $rs->fields['xhtml']) {
if (!set_field('ouwiki_versions', 'xhtml', addslashes($newcontent), 'id', $rs->fields['id'])) {
throw new Exception("Failed to update content {$rs->fields['id']}: " . $db->ErrorMsg());
}
}
$rs->MoveNext();
}
// 3. This is a bit crappy, as it isn't directly to do with content links, but
// we can't do it until we have a course-module so it can't happen earlier.
if (ouwiki_search_installed()) {
ouwiki_ousearch_update_all(false, $restore->course_id);
}
return true;
} catch (Exception $e) {
ouwiki_handle_backup_exception($e, 'restore');
return false;
}
}