63 lines
1.9 KiB
TypeScript
63 lines
1.9 KiB
TypeScript
import { IsInt, IsNotEmpty, IsPositive } from 'class-validator';
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import { getConnectionManager } from 'typeorm';
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import { PermissionNeedsPrincipalError } from '../../../errors/PermissionErrors';
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import { PrincipalNotFoundError } from '../../../errors/PrincipalErrors';
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import { Permission } from '../../entities/Permission';
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import { Principal } from '../../entities/Principal';
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import { PermissionAction } from '../../enums/PermissionAction';
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import { PermissionTarget } from '../../enums/PermissionTargets';
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/**
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* This class is used to update a Permission entity (via put request).
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*/
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export class UpdatePermission {
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/**
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* The updated permission's id.
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* This shouldn't have changed but it is here in case anyone ever wants to enable id changes (whyever they would want to).
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*/
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@IsInt()
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id: number;
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/**
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* The updated permissions's principal's id.
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*/
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@IsInt()
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@IsPositive()
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principal: number;
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/**
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* The permissions's target.
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*/
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@IsNotEmpty()
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target: PermissionTarget;
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/**
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* The permissions's action.
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*/
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@IsNotEmpty()
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action: PermissionAction;
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/**
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* Updates a provided Permission entity based on this.
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*/
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public async update(permission: Permission): Promise<Permission> {
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permission.principal = await this.getPrincipal();
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permission.target = this.target;
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permission.action = this.action;
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return permission;
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}
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/**
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* Loads the updated permission's principal based on it's id.
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*/
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public async getPrincipal(): Promise<Principal> {
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if (this.principal === undefined || this.principal === null) {
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throw new PermissionNeedsPrincipalError();
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}
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let principal = await getConnectionManager().get().getRepository(Principal).findOne({ id: this.principal });
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if (!principal) { throw new PrincipalNotFoundError(); }
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return principal;
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}
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} |