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permission.go
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permission.go
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// Copyright 2016 Documize Inc. <legal@documize.com>. All rights reserved.
//
// This software (Documize Community Edition) is licensed under
// GNU AGPL v3 http://www.gnu.org/licenses/agpl-3.0.en.html
//
// You can operate outside the AGPL restrictions by purchasing
// Documize Enterprise Edition and obtaining a commercial license
// by contacting <sales@documize.com>.
//
// https://documize.com
package permission
import (
"database/sql"
"github.com/documize/community/domain"
"github.com/documize/community/domain/store"
group "github.com/documize/community/model/group"
pm "github.com/documize/community/model/permission"
u "github.com/documize/community/model/user"
)
// CanViewSpaceDocument returns if the user has permission to view a document within the specified folder.
func CanViewSpaceDocument(ctx domain.RequestContext, s store.Store, labelID string) bool {
roles, err := s.Permission.GetUserSpacePermissions(ctx, labelID)
if err == sql.ErrNoRows {
err = nil
}
if err != nil {
return false
}
for _, role := range roles {
if role.RefID == labelID && role.Location == pm.LocationSpace && role.Scope == pm.ScopeRow &&
pm.ContainsPermission(role.Action, pm.SpaceView, pm.SpaceManage, pm.SpaceOwner) {
return true
}
}
return false
}
// CanViewDocument returns if the client has permission to view a given document.
func CanViewDocument(ctx domain.RequestContext, s store.Store, documentID string) bool {
document, err := s.Document.Get(ctx, documentID)
if err == sql.ErrNoRows {
err = nil
}
if err != nil {
return false
}
roles, err := s.Permission.GetUserSpacePermissions(ctx, document.SpaceID)
if err == sql.ErrNoRows {
err = nil
}
if err != nil {
return false
}
for _, role := range roles {
if role.RefID == document.SpaceID && role.Location == pm.LocationSpace && role.Scope == pm.ScopeRow &&
pm.ContainsPermission(role.Action, pm.SpaceView, pm.SpaceManage, pm.SpaceOwner) {
return true
}
}
return false
}
// CanChangeDocument returns if the clinet has permission to change a given document.
func CanChangeDocument(ctx domain.RequestContext, s store.Store, documentID string) bool {
document, err := s.Document.Get(ctx, documentID)
if err == sql.ErrNoRows {
err = nil
}
if err != nil {
return false
}
roles, err := s.Permission.GetUserSpacePermissions(ctx, document.SpaceID)
if err == sql.ErrNoRows {
err = nil
}
if err != nil {
return false
}
for _, role := range roles {
if role.RefID == document.SpaceID && role.Location == pm.LocationSpace && role.Scope == pm.ScopeRow && role.Action == pm.DocumentEdit {
return true
}
}
return false
}
// CanDeleteDocument returns if the clinet has permission to change a given document.
func CanDeleteDocument(ctx domain.RequestContext, s store.Store, documentID string) bool {
document, err := s.Document.Get(ctx, documentID)
if err == sql.ErrNoRows {
err = nil
}
if err != nil {
return false
}
roles, err := s.Permission.GetUserSpacePermissions(ctx, document.SpaceID)
if err == sql.ErrNoRows {
err = nil
}
if err != nil {
return false
}
for _, role := range roles {
if role.RefID == document.SpaceID && role.Location == "space" && role.Scope == "object" && role.Action == pm.DocumentDelete {
return true
}
}
return false
}
// CanUploadDocument returns if the client has permission to upload documents to the given space.
func CanUploadDocument(ctx domain.RequestContext, s store.Store, spaceID string) bool {
roles, err := s.Permission.GetUserSpacePermissions(ctx, spaceID)
if err == sql.ErrNoRows {
err = nil
}
if err != nil {
return false
}
for _, role := range roles {
if role.RefID == spaceID && role.Location == pm.LocationSpace && role.Scope == pm.ScopeRow &&
pm.ContainsPermission(role.Action, pm.DocumentAdd) {
return true
}
}
return false
}
// CanViewSpace returns if the user has permission to view the given spaceID.
func CanViewSpace(ctx domain.RequestContext, s store.Store, spaceID string) bool {
roles, err := s.Permission.GetUserSpacePermissions(ctx, spaceID)
if err == sql.ErrNoRows {
err = nil
}
if err != nil {
return false
}
for _, role := range roles {
if role.RefID == spaceID && role.Location == pm.LocationSpace && role.Scope == pm.ScopeRow &&
pm.ContainsPermission(role.Action, pm.SpaceView, pm.SpaceManage, pm.SpaceOwner) {
return true
}
}
return false
}
// CanViewDrafts returns if the user has permission to view drafts in space.
func CanViewDrafts(ctx domain.RequestContext, s store.Store, spaceID string) bool {
roles, err := s.Permission.GetUserSpacePermissions(ctx, spaceID)
if err == sql.ErrNoRows {
err = nil
}
if err != nil {
return false
}
for _, role := range roles {
if role.OrgID == ctx.OrgID && role.RefID == spaceID && role.Location == pm.LocationSpace && role.Scope == pm.ScopeRow &&
pm.ContainsPermission(role.Action, pm.DocumentLifecycle) {
return true
}
}
return false
}
// CanManageVersion returns if the user has permission to manage versions in space.
func CanManageVersion(ctx domain.RequestContext, s store.Store, spaceID string) bool {
roles, err := s.Permission.GetUserSpacePermissions(ctx, spaceID)
if err == sql.ErrNoRows {
err = nil
}
if err != nil {
return false
}
for _, role := range roles {
if role.OrgID == ctx.OrgID && role.RefID == spaceID && role.Location == pm.LocationSpace && role.Scope == pm.ScopeRow &&
pm.ContainsPermission(role.Action, pm.DocumentVersion) {
return true
}
}
return false
}
// HasPermission returns if current user can perform specified actions.
func HasPermission(ctx domain.RequestContext, s store.Store, spaceID string, actions ...pm.Action) bool {
roles, err := s.Permission.GetUserSpacePermissions(ctx, spaceID)
if err == sql.ErrNoRows {
err = nil
}
if err != nil {
return false
}
for _, role := range roles {
if role.RefID == spaceID && role.Location == pm.LocationSpace && role.Scope == pm.ScopeRow {
for _, a := range actions {
if role.Action == a {
return true
}
}
}
}
return false
}
// CheckPermission returns if specified user can perform specified actions.
func CheckPermission(ctx domain.RequestContext, s store.Store, spaceID string, userID string, actions ...pm.Action) bool {
roles, err := s.Permission.GetSpacePermissionsForUser(ctx, spaceID, userID)
if err == sql.ErrNoRows {
err = nil
}
if err != nil {
return false
}
for _, role := range roles {
if role.RefID == spaceID && role.Location == pm.LocationSpace && role.Scope == pm.ScopeRow {
for _, a := range actions {
if role.Action == a {
return true
}
}
}
}
return false
}
// GetUsersWithDocumentPermission returns list of users who have specified document permission in given space
func GetUsersWithDocumentPermission(ctx domain.RequestContext, s store.Store, spaceID, documentID string, permissionRequired pm.Action) (users []u.User, err error) {
users = []u.User{}
prev := make(map[string]bool) // used to ensure we only process user once
// Permissions can be assigned to both groups and individual users.
// Pre-fetch users with group membership to help us work out
// if user belongs to a group with permissions.
groupMembers, err := s.Group.GetMembers(ctx)
if err != nil {
return users, err
}
// space permissions
sp, err := s.Permission.GetSpacePermissions(ctx, spaceID)
if err != nil {
return users, err
}
// document permissions
dp, err := s.Permission.GetDocumentPermissions(ctx, documentID)
if err != nil {
return users, err
}
// all permissions
all := sp
all = append(all, dp...)
for _, p := range all {
// only approvers
if p.Action != permissionRequired {
continue
}
if p.Who == pm.GroupPermission {
// get group records for just this group
groupRecords := group.FilterGroupRecords(groupMembers, p.WhoID)
for i := range groupRecords {
user, err := s.User.Get(ctx, groupRecords[i].UserID)
if err != nil {
return users, err
}
if _, isExisting := prev[user.RefID]; !isExisting {
users = append(users, user)
prev[user.RefID] = true
}
}
}
if p.Who == pm.UserPermission {
user, err := s.User.Get(ctx, p.WhoID)
if err != nil {
return users, err
}
if _, isExisting := prev[user.RefID]; !isExisting {
users = append(users, user)
prev[user.RefID] = true
}
}
}
return users, err
}