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Interface: IAuthorizationService

Defined in: src/types/interfaces/authorization.interface.ts:274

Authorization service interface.

Remarks​

Provides role-based access control using Casbin policy engine. Supports resource ownership checks and scope-based permissions.

Example​

const authzService = container.resolve<IAuthorizationService>('IAuthorizationService');

const result = await authzService.authorize({
  subject: { did, roles: ['author'] },
  action: 'update',
  resource: {
    type: 'preprint',
    uri: preprintUri,
    ownerDid: did,
  },
});

if (!result.allowed) {
  throw new AuthorizationError(result.reason ?? 'Access denied');
}

Methods​

assignRole()​

assignRole(did, role, assignedBy?): Promise<void>

Defined in: src/types/interfaces/authorization.interface.ts:297

Assign role to user.

Parameters​

did​

DID

User's DID

role​

Role

Role to assign

assignedBy?​

DID

DID of assigning user (for audit)

Returns​

Promise<void>

Remarks​

Requires admin or appropriate moderator permissions.

authorize()​

authorize(request): Promise<AuthorizationResult>

Defined in: src/types/interfaces/authorization.interface.ts:283

Check if subject is authorized to perform action on resource.

Parameters​

request​

AuthorizationRequest

Authorization request

Returns​

Promise<AuthorizationResult>

Authorization decision

getPermissionsForRole()​

getPermissionsForRole(role): Promise<readonly Permission[]>

Defined in: src/types/interfaces/authorization.interface.ts:351

Get all permissions for a role.

Parameters​

role​

Role

Role to query

Returns​

Promise<readonly Permission[]>

Array of permissions

getRoleAssignments()​

getRoleAssignments(did): Promise<readonly RoleAssignment[]>

Defined in: src/types/interfaces/authorization.interface.ts:327

Get role assignments with metadata.

Parameters​

did​

DID

User's DID

Returns​

Promise<readonly RoleAssignment[]>

Array of role assignments

getRoles()​

getRoles(did): Promise<readonly Role[]>

Defined in: src/types/interfaces/authorization.interface.ts:317

Get all roles for user.

Parameters​

did​

DID

User's DID

Returns​

Promise<readonly Role[]>

Array of assigned roles

hasAnyRole()​

hasAnyRole(did, roles): Promise<boolean>

Defined in: src/types/interfaces/authorization.interface.ts:362

Check if user has any of the specified roles.

Parameters​

did​

DID

User's DID

roles​

readonly Role[]

Roles to check

Returns​

Promise<boolean>

True if user has at least one role

hasPermission()​

hasPermission(did, permission): Promise<boolean>

Defined in: src/types/interfaces/authorization.interface.ts:341

Check if user has specific permission.

Parameters​

did​

DID

User's DID

permission​

Permission

Permission string

Returns​

Promise<boolean>

True if permission granted

Remarks​

Convenience method for checking a single permission.

reloadPolicies()​

reloadPolicies(): Promise<void>

Defined in: src/types/interfaces/authorization.interface.ts:372

Reload policies from storage.

Returns​

Promise<void>

Remarks​

Used when policies are updated externally.

revokeRole()​

revokeRole(did, role): Promise<void>

Defined in: src/types/interfaces/authorization.interface.ts:307

Revoke role from user.

Parameters​

did​

DID

User's DID

role​

Role

Role to revoke

Returns​

Promise<void>