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<?php
$installedVersion = OCP\Config::getAppValue('files_sharing', 'installed_version');
if (version_compare($installedVersion, '0.3', '<')) {
$update_error = false;
$query = OCP\DB::prepare('SELECT * FROM `*PREFIX*sharing`');
$result = $query->execute();
$groupShares = array();
//we need to set up user backends, otherwise creating the shares will fail with "because user does not exist"
OC_User::useBackend(new OC_User_Database());
OC_Group::useBackend(new OC_Group_Database());
OC_App::loadApps(array('authentication'));
while ($row = $result->fetchRow()) {
$itemSource = OC_FileCache::getId($row['source'], '');
if ($itemSource != -1) {
$file = OC_FileCache::get($row['source'], '');
if ($file['mimetype'] == 'httpd/unix-directory') {
$itemType = 'folder';
} else {
$itemType = 'file';
}
if ($row['permissions'] == 0) {
$permissions = OCP\Share::PERMISSION_READ | OCP\Share::PERMISSION_SHARE;
} else {
$permissions = OCP\Share::PERMISSION_READ | OCP\Share::PERMISSION_UPDATE | OCP\Share::PERMISSION_SHARE;
if ($itemType == 'folder') {
$permissions |= OCP\Share::PERMISSION_CREATE;
}
}
$pos = strrpos($row['uid_shared_with'], '@');
if ($pos !== false && OC_Group::groupExists(substr($row['uid_shared_with'], $pos + 1))) {
$shareType = OCP\Share::SHARE_TYPE_GROUP;
$shareWith = substr($row['uid_shared_with'], 0, $pos);
if (isset($groupShares[$shareWith][$itemSource])) {
continue;
} else {
$groupShares[$shareWith][$itemSource] = true;
}
} else if ($row['uid_shared_with'] == 'public') {
$shareType = OCP\Share::SHARE_TYPE_LINK;
$shareWith = null;
} else {
$shareType = OCP\Share::SHARE_TYPE_USER;
$shareWith = $row['uid_shared_with'];
}
OC_User::setUserId($row['uid_owner']);
//we need to setup the filesystem for the user, otherwise OC_FileSystem::getRoot will fail and break
OC_Util::setupFS($row['uid_owner']);
try {
OCP\Share::shareItem($itemType, $itemSource, $shareType, $shareWith, $permissions);
}
catch (Exception $e) {
$update_error = true;
OCP\Util::writeLog('files_sharing', 'Upgrade Routine: Skipping sharing "'.$row['source'].'" to "'.$shareWith.'" (error is "'.$e->getMessage().'")', OCP\Util::WARN);
}
OC_Util::tearDownFS();
}
}
if ($update_error) {
OCP\Util::writeLog('files_sharing', 'There were some problems upgrading the sharing of files', OCP\Util::ERROR);
}
// NOTE: Let's drop the table after more testing
// $query = OCP\DB::prepare('DROP TABLE `*PREFIX*sharing`');
// $query->execute();
}
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