初始化项目
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256
app/Services/Auth/PermissionCacheService.php
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256
app/Services/Auth/PermissionCacheService.php
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<?php
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namespace App\Services\Auth;
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use App\Models\Auth\User;
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use App\Models\Auth\Role;
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use App\Models\Auth\Permission;
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use Illuminate\Support\Facades\Cache;
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class PermissionCacheService
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{
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protected $cachePrefix = 'permission:';
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protected $cacheMinutes = 60; // 缓存60分钟
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/**
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* 获取用户的权限列表（带缓存）
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*/
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public function getUserPermissions(int $userId): array
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{
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$cacheKey = $this->getUserPermissionsCacheKey($userId);
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return Cache::remember($cacheKey, now()->addMinutes($this->cacheMinutes), function() use ($userId) {
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$user = User::find($userId);
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if (!$user) {
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return [];
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}
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$permissions = [];
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foreach ($user->roles as $role) {
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foreach ($role->permissions as $permission) {
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$permissions[$permission->id] = [
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'id' => $permission->id,
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'name' => $permission->name,
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'code' => $permission->code,
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'type' => $permission->type,
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'route' => $permission->route,
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];
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}
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}
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return array_values($permissions);
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});
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}
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/**
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* 获取用户的权限编码列表（带缓存）
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*/
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public function getUserPermissionCodes(int $userId): array
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{
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$cacheKey = $this->getUserPermissionCodesCacheKey($userId);
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return Cache::remember($cacheKey, now()->addMinutes($this->cacheMinutes), function() use ($userId) {
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$permissions = $this->getUserPermissions($userId);
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return array_column($permissions, 'code');
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});
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}
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/**
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* 获取用户的菜单树（带缓存）
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*/
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public function getUserMenuTree(int $userId): array
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{
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$cacheKey = $this->getUserMenuTreeCacheKey($userId);
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return Cache::remember($cacheKey, now()->addMinutes($this->cacheMinutes), function() use ($userId) {
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$user = User::find($userId);
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if (!$user) {
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return [];
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}
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// 获取用户的所有权限ID
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$permissionIds = [];
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foreach ($user->roles as $role) {
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foreach ($role->permissions as $permission) {
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$permissionIds[] = $permission->id;
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}
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}
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// 获取菜单类型的权限
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$permissions = Permission::whereIn('id', $permissionIds)
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->whereIn('type', ['menu', 'api'])
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->where('status', 1)
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->orderBy('sort', 'asc')
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->get();
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return $this->buildMenuTree($permissions->toArray());
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});
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}
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/**
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* 检查用户是否有某个权限（带缓存）
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*/
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public function userHasPermission(int $userId, string $permissionCode): bool
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{
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$codes = $this->getUserPermissionCodes($userId);
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return in_array($permissionCode, $codes);
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}
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/**
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* 获取角色的权限列表（带缓存）
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*/
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public function getRolePermissions(int $roleId): array
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{
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$cacheKey = $this->getRolePermissionsCacheKey($roleId);
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return Cache::remember($cacheKey, now()->addMinutes($this->cacheMinutes), function() use ($roleId) {
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$role = Role::find($roleId);
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if (!$role) {
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return [];
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}
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return $role->permissions->map(function($permission) {
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return [
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'id' => $permission->id,
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'name' => $permission->name,
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'code' => $permission->code,
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'type' => $permission->type,
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];
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})->toArray();
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});
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}
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/**
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* 清除用户权限缓存
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*/
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public function clearUserPermissionCache(int $userId): void
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{
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Cache::forget($this->getUserPermissionsCacheKey($userId));
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Cache::forget($this->getUserPermissionCodesCacheKey($userId));
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Cache::forget($this->getUserMenuTreeCacheKey($userId));
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}
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/**
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* 清除角色权限缓存
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*/
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public function clearRolePermissionCache(int $roleId): void
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{
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Cache::forget($this->getRolePermissionsCacheKey($roleId));
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// 清除所有拥有该角色的用户权限缓存
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$role = Role::find($roleId);
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if ($role) {
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foreach ($role->users as $user) {
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$this->clearUserPermissionCache($user->id);
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}
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}
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}
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/**
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* 清除所有权限缓存
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*/
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public function clearAllPermissionCache(): void
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{
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if (Cache::getStore() instanceof \Illuminate\Cache\RedisStore) {
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$redis = Cache::getStore()->connection();
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$keys = $redis->keys($this->cachePrefix . '*');
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if (!empty($keys)) {
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$redis->del($keys);
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}
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}
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}
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/**
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* 清除指定用户的权限缓存（当用户角色变化时调用）
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*/
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public function onUserRolesChanged(int $userId): void
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{
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$this->clearUserPermissionCache($userId);
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}
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/**
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* 清除角色的用户缓存（当角色权限变化时调用）
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*/
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public function onRolePermissionsChanged(int $roleId): void
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{
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$this->clearRolePermissionCache($roleId);
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}
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/**
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* 清除权限的所有缓存（当权限本身变化时调用）
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*/
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public function onPermissionChanged(int $permissionId): void
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{
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// 清除所有缓存，因为权限变化可能影响所有用户
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$this->clearAllPermissionCache();
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}
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/**
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* 构建菜单树
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*/
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protected function buildMenuTree(array $permissions, int $parentId = 0): array
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{
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$tree = [];
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foreach ($permissions as $permission) {
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if ($permission['parent_id'] == $parentId) {
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$node = [
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'id' => $permission['id'],
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'name' => $permission['name'],
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'code' => $permission['code'],
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'type' => $permission['type'],
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'route' => $permission['route'],
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'component' => $permission['component'],
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'meta' => json_decode($permission['meta'] ?? '{}', true),
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'sort' => $permission['sort'],
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'children' => $this->buildMenuTree($permissions, $permission['id']),
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];
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// 如果没有子节点，移除children字段
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if (empty($node['children'])) {
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unset($node['children']);
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}
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$tree[] = $node;
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}
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}
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// 按sort排序
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usort($tree, function($a, $b) {
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return $a['sort'] <=> $b['sort'];
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});
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return $tree;
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}
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/**
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* 生成用户权限缓存键
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*/
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protected function getUserPermissionsCacheKey(int $userId): string
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{
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return $this->cachePrefix . 'user:' . $userId . ':permissions';
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}
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/**
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* 生成用户权限编码缓存键
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*/
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protected function getUserPermissionCodesCacheKey(int $userId): string
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{
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return $this->cachePrefix . 'user:' . $userId . ':permission_codes';
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}
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/**
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* 生成用户菜单树缓存键
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*/
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protected function getUserMenuTreeCacheKey(int $userId): string
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{
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return $this->cachePrefix . 'user:' . $userId . ':menu_tree';
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}
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/**
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* 生成角色权限缓存键
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*/
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protected function getRolePermissionsCacheKey(int $roleId): string
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{
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return $this->cachePrefix . 'role:' . $roleId . ':permissions';
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}
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}
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