BookStack/app/Auth/Access/ExternalAuthService.php

83 lines
2.7 KiB
PHP

<?php namespace BookStack\Auth\Access;
use BookStack\Auth\Role;
use BookStack\Auth\User;
use Illuminate\Database\Eloquent\Builder;
class ExternalAuthService
{
/**
* Check a role against an array of group names to see if it matches.
* Checked against role 'external_auth_id' if set otherwise the name of the role.
*/
protected function roleMatchesGroupNames(Role $role, array $groupNames): bool
{
if ($role->external_auth_id) {
return $this->externalIdMatchesGroupNames($role->external_auth_id, $groupNames);
}
$roleName = str_replace(' ', '-', trim(strtolower($role->display_name)));
return in_array($roleName, $groupNames);
}
/**
* Check if the given external auth ID string matches one of the given group names.
*/
protected function externalIdMatchesGroupNames(string $externalId, array $groupNames): bool
{
$externalAuthIds = explode(',', strtolower($externalId));
foreach ($externalAuthIds as $externalAuthId) {
if (in_array(trim($externalAuthId), $groupNames)) {
return true;
}
}
return false;
}
/**
* Match an array of group names to BookStack system roles.
* Formats group names to be lower-case and hyphenated.
* @param array $groupNames
* @return \Illuminate\Support\Collection
*/
protected function matchGroupsToSystemsRoles(array $groupNames)
{
foreach ($groupNames as $i => $groupName) {
$groupNames[$i] = str_replace(' ', '-', trim(strtolower($groupName)));
}
$roles = Role::query()->where(function (Builder $query) use ($groupNames) {
$query->whereIn('name', $groupNames);
foreach ($groupNames as $groupName) {
$query->orWhere('external_auth_id', 'LIKE', '%' . $groupName . '%');
}
})->get();
$matchedRoles = $roles->filter(function (Role $role) use ($groupNames) {
return $this->roleMatchesGroupNames($role, $groupNames);
});
return $matchedRoles->pluck('id');
}
/**
* Sync the groups to the user roles for the current user
* @param \BookStack\Auth\User $user
* @param array $userGroups
*/
public function syncWithGroups(User $user, array $userGroups)
{
// Get the ids for the roles from the names
$groupsAsRoles = $this->matchGroupsToSystemsRoles($userGroups);
// Sync groups
if ($this->config['remove_from_groups']) {
$user->roles()->sync($groupsAsRoles);
$this->userRepo->attachDefaultRole($user);
} else {
$user->roles()->syncWithoutDetaching($groupsAsRoles);
}
}
}