87 lines
2.6 KiB
PHP
87 lines
2.6 KiB
PHP
<?php
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namespace BookStack\Auth\Access;
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use BookStack\Auth\Role;
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use BookStack\Auth\User;
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use Illuminate\Support\Collection;
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class GroupSyncService
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{
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/**
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* Check a role against an array of group names to see if it matches.
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* Checked against role 'external_auth_id' if set otherwise the name of the role.
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*/
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protected function roleMatchesGroupNames(Role $role, array $groupNames): bool
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{
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if ($role->external_auth_id) {
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return $this->externalIdMatchesGroupNames($role->external_auth_id, $groupNames);
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}
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$roleName = str_replace(' ', '-', trim(strtolower($role->display_name)));
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return in_array($roleName, $groupNames);
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}
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/**
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* Check if the given external auth ID string matches one of the given group names.
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*/
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protected function externalIdMatchesGroupNames(string $externalId, array $groupNames): bool
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{
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foreach ($this->parseRoleExternalAuthId($externalId) as $externalAuthId) {
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if (in_array($externalAuthId, $groupNames)) {
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return true;
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}
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}
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return false;
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}
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protected function parseRoleExternalAuthId(string $externalId): array
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{
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$inputIds = preg_split('/(?<!\\\),/', strtolower($externalId));
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$cleanIds = [];
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foreach ($inputIds as $inputId) {
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$cleanIds[] = str_replace('\,', ',', trim($inputId));
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}
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return $cleanIds;
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}
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/**
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* Match an array of group names to BookStack system roles.
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* Formats group names to be lower-case and hyphenated.
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*/
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protected function matchGroupsToSystemsRoles(array $groupNames): Collection
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{
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foreach ($groupNames as $i => $groupName) {
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$groupNames[$i] = str_replace(' ', '-', trim(strtolower($groupName)));
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}
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$roles = Role::query()->get(['id', 'external_auth_id', 'display_name']);
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$matchedRoles = $roles->filter(function (Role $role) use ($groupNames) {
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return $this->roleMatchesGroupNames($role, $groupNames);
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});
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return $matchedRoles->pluck('id');
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}
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/**
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* Sync the groups to the user roles for the current user.
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*/
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public function syncUserWithFoundGroups(User $user, array $userGroups, bool $detachExisting): void
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{
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// Get the ids for the roles from the names
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$groupsAsRoles = $this->matchGroupsToSystemsRoles($userGroups);
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// Sync groups
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if ($detachExisting) {
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$user->roles()->sync($groupsAsRoles);
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$user->attachDefaultRole();
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} else {
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$user->roles()->syncWithoutDetaching($groupsAsRoles);
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}
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}
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}
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