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iupdate.go
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iupdate.go
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/*
Copyright 2022 Zheng Dayu
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package windowsupdate
import (
"time"
"github.com/go-ole/go-ole"
"github.com/go-ole/go-ole/oleutil"
)
// IUpdate contains the properties and methods that are available to an update.
// https://docs.microsoft.com/en-us/windows/win32/api/wuapi/nn-wuapi-iupdate
type IUpdate struct {
disp *ole.IDispatch
AutoSelectOnWebSites bool
BundledUpdates []*IUpdateIdentity
CanRequireSource bool
Categories []*ICategory
Deadline *time.Time
DeltaCompressedContentAvailable bool
DeltaCompressedContentPreferred bool
DeploymentAction int32 // enum https://docs.microsoft.com/en-us/windows/win32/api/wuapi/ne-wuapi-deploymentaction
Description string
DownloadContents []*IUpdateDownloadContent
DownloadPriority int32 // enum https://docs.microsoft.com/en-us/windows/win32/api/wuapi/ne-wuapi-downloadpriority
EulaAccepted bool
EulaText string
HandlerID string
Identity *IUpdateIdentity
Image *IImageInformation
InstallationBehavior *IInstallationBehavior
IsBeta bool
IsDownloaded bool
IsHidden bool
IsInstalled bool
IsMandatory bool
IsUninstallable bool
KBArticleIDs []string
Languages []string
LastDeploymentChangeTime *time.Time
MaxDownloadSize int64
MinDownloadSize int64
MoreInfoUrls []string
MsrcSeverity string
RecommendedCpuSpeed int32
RecommendedHardDiskSpace int32
RecommendedMemory int32
ReleaseNotes string
SecurityBulletinIDs []string
SupersededUpdateIDs []string
SupportUrl string
Title string
UninstallationBehavior *IInstallationBehavior
UninstallationNotes string
UninstallationSteps []string
}
func toIUpdates(updatesDisp *ole.IDispatch) ([]*IUpdate, error) {
count, err := toInt32Err(oleutil.GetProperty(updatesDisp, "Count"))
if err != nil {
return nil, err
}
updates := make([]*IUpdate, 0, count)
for i := 0; i < int(count); i++ {
updateDisp, err := toIDispatchErr(oleutil.GetProperty(updatesDisp, "Item", i))
if err != nil {
return nil, err
}
update, err := toIUpdate(updateDisp)
if err != nil {
return nil, err
}
updates = append(updates, update)
}
return updates, nil
}
// toIUpdates takes a IUpdateCollection and returns the a
// []*IUpdateIdentity of the contained IUpdates. This is *not* recursive, though possible should be
func toIUpdatesIdentities(updatesDisp *ole.IDispatch) ([]*IUpdateIdentity, error) {
if updatesDisp == nil {
return nil, nil
}
count, err := toInt32Err(oleutil.GetProperty(updatesDisp, "Count"))
if err != nil {
return nil, err
}
identities := make([]*IUpdateIdentity, count)
for i := 0; i < int(count); i++ {
updateDisp, err := toIDispatchErr(oleutil.GetProperty(updatesDisp, "Item", i))
if err != nil {
return nil, err
}
identityDisp, err := toIDispatchErr(oleutil.GetProperty(updateDisp, "Identity"))
if err != nil {
return nil, err
}
if identityDisp != nil {
if identities[i], err = toIUpdateIdentity(identityDisp); err != nil {
return nil, err
}
}
}
return identities, nil
}
func toIUpdate(updateDisp *ole.IDispatch) (*IUpdate, error) {
var err error
iUpdate := &IUpdate{
disp: updateDisp,
}
if iUpdate.AutoSelectOnWebSites, err = toBoolErr(oleutil.GetProperty(updateDisp, "AutoSelectOnWebSites")); err != nil {
return nil, err
}
bundledUpdatesDisp, err := toIDispatchErr(oleutil.GetProperty(updateDisp, "BundledUpdates"))
if err != nil {
return nil, err
}
if bundledUpdatesDisp != nil {
if iUpdate.BundledUpdates, err = toIUpdatesIdentities(bundledUpdatesDisp); err != nil {
return nil, err
}
}
if iUpdate.CanRequireSource, err = toBoolErr(oleutil.GetProperty(updateDisp, "CanRequireSource")); err != nil {
return nil, err
}
categoriesDisp, err := toIDispatchErr(oleutil.GetProperty(updateDisp, "Categories"))
if err != nil {
return nil, err
}
if categoriesDisp != nil {
if iUpdate.Categories, err = toICategories(categoriesDisp); err != nil {
return nil, err
}
}
if iUpdate.Deadline, err = toTimeErr(oleutil.GetProperty(updateDisp, "Deadline")); err != nil {
return nil, err
}
if iUpdate.DeltaCompressedContentAvailable, err = toBoolErr(oleutil.GetProperty(updateDisp, "DeltaCompressedContentAvailable")); err != nil {
return nil, err
}
if iUpdate.DeltaCompressedContentPreferred, err = toBoolErr(oleutil.GetProperty(updateDisp, "DeltaCompressedContentPreferred")); err != nil {
return nil, err
}
if iUpdate.DeploymentAction, err = toInt32Err(oleutil.GetProperty(updateDisp, "DeploymentAction")); err != nil {
return nil, err
}
if iUpdate.Description, err = toStringErr(oleutil.GetProperty(updateDisp, "Description")); err != nil {
return nil, err
}
downloadContentsDisp, err := toIDispatchErr(oleutil.GetProperty(updateDisp, "DownloadContents"))
if err != nil {
return nil, err
}
if downloadContentsDisp != nil {
if iUpdate.DownloadContents, err = toIUpdateDownloadContents(downloadContentsDisp); err != nil {
return nil, err
}
}
if iUpdate.DownloadPriority, err = toInt32Err(oleutil.GetProperty(updateDisp, "DownloadPriority")); err != nil {
return nil, err
}
if iUpdate.EulaAccepted, err = toBoolErr(oleutil.GetProperty(updateDisp, "EulaAccepted")); err != nil {
return nil, err
}
if iUpdate.EulaText, err = toStringErr(oleutil.GetProperty(updateDisp, "EulaText")); err != nil {
return nil, err
}
if iUpdate.HandlerID, err = toStringErr(oleutil.GetProperty(updateDisp, "HandlerID")); err != nil {
return nil, err
}
identityDisp, err := toIDispatchErr(oleutil.GetProperty(updateDisp, "Identity"))
if err != nil {
return nil, err
}
if identityDisp != nil {
if iUpdate.Identity, err = toIUpdateIdentity(identityDisp); err != nil {
return nil, err
}
}
imageDisp, err := toIDispatchErr(oleutil.GetProperty(updateDisp, "Image"))
if err != nil {
return nil, err
}
if imageDisp != nil {
if iUpdate.Image, err = toIImageInformation(imageDisp); err != nil {
return nil, err
}
}
installationBehaviorDisp, err := toIDispatchErr(oleutil.GetProperty(updateDisp, "InstallationBehavior"))
if err != nil {
return nil, err
}
if installationBehaviorDisp != nil {
if iUpdate.InstallationBehavior, err = toIInstallationBehavior(installationBehaviorDisp); err != nil {
return nil, err
}
}
if iUpdate.IsBeta, err = toBoolErr(oleutil.GetProperty(updateDisp, "IsBeta")); err != nil {
return nil, err
}
if iUpdate.IsDownloaded, err = toBoolErr(oleutil.GetProperty(updateDisp, "IsDownloaded")); err != nil {
return nil, err
}
if iUpdate.IsHidden, err = toBoolErr(oleutil.GetProperty(updateDisp, "IsHidden")); err != nil {
return nil, err
}
if iUpdate.IsInstalled, err = toBoolErr(oleutil.GetProperty(updateDisp, "IsInstalled")); err != nil {
return nil, err
}
if iUpdate.IsMandatory, err = toBoolErr(oleutil.GetProperty(updateDisp, "IsMandatory")); err != nil {
return nil, err
}
if iUpdate.IsUninstallable, err = toBoolErr(oleutil.GetProperty(updateDisp, "IsUninstallable")); err != nil {
return nil, err
}
if iUpdate.KBArticleIDs, err = iStringCollectionToStringArrayErr(toIDispatchErr(oleutil.GetProperty(updateDisp, "KBArticleIDs"))); err != nil {
return nil, err
}
if iUpdate.Languages, err = iStringCollectionToStringArrayErr(toIDispatchErr(oleutil.GetProperty(updateDisp, "Languages"))); err != nil {
return nil, err
}
if iUpdate.LastDeploymentChangeTime, err = toTimeErr(oleutil.GetProperty(updateDisp, "LastDeploymentChangeTime")); err != nil {
return nil, err
}
if iUpdate.MaxDownloadSize, err = toInt64Err(oleutil.GetProperty(updateDisp, "MaxDownloadSize")); err != nil {
return nil, err
}
if iUpdate.MinDownloadSize, err = toInt64Err(oleutil.GetProperty(updateDisp, "MinDownloadSize")); err != nil {
return nil, err
}
if iUpdate.MoreInfoUrls, err = iStringCollectionToStringArrayErr(toIDispatchErr(oleutil.GetProperty(updateDisp, "MoreInfoUrls"))); err != nil {
return nil, err
}
if iUpdate.MsrcSeverity, err = toStringErr(oleutil.GetProperty(updateDisp, "MsrcSeverity")); err != nil {
return nil, err
}
if iUpdate.RecommendedCpuSpeed, err = toInt32Err(oleutil.GetProperty(updateDisp, "RecommendedCpuSpeed")); err != nil {
return nil, err
}
if iUpdate.RecommendedHardDiskSpace, err = toInt32Err(oleutil.GetProperty(updateDisp, "RecommendedHardDiskSpace")); err != nil {
return nil, err
}
if iUpdate.RecommendedMemory, err = toInt32Err(oleutil.GetProperty(updateDisp, "RecommendedMemory")); err != nil {
return nil, err
}
if iUpdate.ReleaseNotes, err = toStringErr(oleutil.GetProperty(updateDisp, "ReleaseNotes")); err != nil {
return nil, err
}
if iUpdate.SecurityBulletinIDs, err = iStringCollectionToStringArrayErr(toIDispatchErr(oleutil.GetProperty(updateDisp, "SecurityBulletinIDs"))); err != nil {
return nil, err
}
if iUpdate.SupersededUpdateIDs, err = iStringCollectionToStringArrayErr(toIDispatchErr(oleutil.GetProperty(updateDisp, "SupersededUpdateIDs"))); err != nil {
return nil, err
}
if iUpdate.SupportUrl, err = toStringErr(oleutil.GetProperty(updateDisp, "SupportUrl")); err != nil {
return nil, err
}
if iUpdate.Title, err = toStringErr(oleutil.GetProperty(updateDisp, "Title")); err != nil {
return nil, err
}
uninstallationBehaviorDisp, err := toIDispatchErr(oleutil.GetProperty(updateDisp, "UninstallationBehavior"))
if err != nil {
return nil, err
}
if uninstallationBehaviorDisp != nil {
if iUpdate.UninstallationBehavior, err = toIInstallationBehavior(uninstallationBehaviorDisp); err != nil {
return nil, err
}
}
if iUpdate.UninstallationNotes, err = toStringErr(oleutil.GetProperty(updateDisp, "UninstallationNotes")); err != nil {
return nil, err
}
if iUpdate.UninstallationSteps, err = iStringCollectionToStringArrayErr(toIDispatchErr(oleutil.GetProperty(updateDisp, "UninstallationSteps"))); err != nil {
return nil, err
}
return iUpdate, nil
}
func toIUpdateCollection(updates []*IUpdate) (*ole.IDispatch, error) {
unknown, err := oleutil.CreateObject("Microsoft.Update.UpdateColl")
if err != nil {
return nil, err
}
coll, err := unknown.QueryInterface(ole.IID_IDispatch)
if err != nil {
return nil, err
}
for _, update := range updates {
_, err := oleutil.CallMethod(coll, "Add", update.disp)
if err != nil {
return nil, err
}
}
return coll, nil
}
// AcceptEula accepts the Microsoft Software License Terms that are associated with Windows Update. Administrators and power users can call this method.
// https://docs.microsoft.com/en-us/windows/win32/api/wuapi/nf-wuapi-iupdate-accepteula
func (iUpdate *IUpdate) AcceptEula() error {
_, err := oleutil.CallMethod(iUpdate.disp, "AcceptEula")
return err
}