HRESULT CpiPartitionsVerifyUninstall(
CPI_PARTITION_LIST* pList
)
{
HRESULT hr = S_OK;
ICatalogCollection* piPartColl = NULL;
ICatalogObject* piPartObj = NULL;
for (CPI_PARTITION* pItm = pList->pFirst; pItm; pItm = pItm->pNext)
{
// referenced locaters or partitions that are being uninstalled
if (!pItm->fReferencedForUninstall && !(pItm->fHasComponent && WcaIsUninstalling(pItm->isInstalled, pItm->isAction)))
continue;
// get partitions collection
if (!piPartColl)
{
hr = CpiGetPartitionsCollection(&piPartColl);
ExitOnFailure(hr, "Failed to get partitions collection");
}
// get collection object for partition
hr = CpiFindCollectionObject(piPartColl, pItm->wzID, *pItm->wzID ? NULL : pItm->wzName, &piPartObj);
ExitOnFailure(hr, "Failed to find collection object for partition");
// if the partition was found
if (S_OK == hr)
{
// if we don't have an id, copy id from object
if (!*pItm->wzID)
{
hr = CpiGetKeyForObject(piPartObj, pItm->wzID, countof(pItm->wzID));
ExitOnFailure(hr, "Failed to get id");
}
}
// if the partition was not found
else
{
pItm->fObjectNotFound = TRUE;
if (pItm->fHasComponent)
pList->iUninstallCount--; // elements with the fObjectNotFound flag set will not be scheduled for uninstall
}
// clean up
ReleaseNullObject(piPartObj);
}
hr = S_OK;
LExit:
// clean up
ReleaseObject(piPartColl);
ReleaseObject(piPartObj);
return hr;
}
HRESULT CpiSubscriptionsVerifyUninstall(
CPI_SUBSCRIPTION_LIST* pList
)
{
HRESULT hr = S_OK;
UINT er = ERROR_SUCCESS;
ICatalogObject* piSubsObj = NULL;
for (CPI_SUBSCRIPTION* pItm = pList->pFirst; pItm; pItm = pItm->pNext)
{
// subscriptions that are being installed
if (!WcaIsUninstalling(pItm->isInstalled, pItm->isAction))
continue;
// find subscriptions with conflicting name
hr = FindObjectForSubscription(pItm, 0 != *pItm->wzID, 0 == *pItm->wzID, &piSubsObj);
ExitOnFailure(hr, "Failed to find collection object for subscription");
// if the subscription was found
if (S_OK == hr)
{
// if we don't have an id, copy id from object
if (!*pItm->wzID)
{
hr = CpiGetKeyForObject(piSubsObj, pItm->wzID, countof(pItm->wzID));
ExitOnFailure(hr, "Failed to get id");
}
}
// if the subscription was not found
else
{
pItm->fObjectNotFound = TRUE;
pList->iUninstallCount--; // elements with the fObjectNotFound flag set will not be scheduled for uninstall
}
// clean up
ReleaseNullObject(piSubsObj);
}
hr = S_OK;
LExit:
// clean up
ReleaseObject(piSubsObj);
return hr;
}
HRESULT CpiPartitionsVerifyInstall(
CPI_PARTITION_LIST* pList
)
{
HRESULT hr = S_OK;
UINT er = ERROR_SUCCESS;
ICatalogCollection* piPartColl = NULL;
ICatalogObject* piPartObj = NULL;
for (CPI_PARTITION* pItm = pList->pFirst; pItm; pItm = pItm->pNext)
{
// referenced locaters or partitions that are being installed
if (!pItm->fReferencedForInstall && !(pItm->fHasComponent && WcaIsInstalling(pItm->isInstalled, pItm->isAction)))
continue;
// if the partition is referensed and is not a locater, it must be installed
if (pItm->fReferencedForInstall && pItm->fHasComponent && !CpiWillBeInstalled(pItm->isInstalled, pItm->isAction))
MessageExitOnFailure(hr = E_FAIL, msierrComPlusPartitionDependency, "A partition is used by another entity being installed, but is not installed itself, key: %S", pItm->wzKey);
// get partitions collection
if (!piPartColl)
{
hr = CpiGetPartitionsCollection(&piPartColl);
ExitOnFailure(hr, "Failed to get partitions collection");
}
// partition is supposed to exist
if (!pItm->fHasComponent || CpiIsInstalled(pItm->isInstalled))
{
// get collection object for partition
hr = CpiFindCollectionObject(piPartColl, pItm->wzID, *pItm->wzID ? NULL : pItm->wzName, &piPartObj);
ExitOnFailure(hr, "Failed to find collection object for partition");
// if the partition was found
if (S_OK == hr)
{
// if we don't have an id, copy id from object
if (!*pItm->wzID)
{
hr = CpiGetKeyForObject(piPartObj, pItm->wzID, countof(pItm->wzID));
ExitOnFailure(hr, "Failed to get id");
}
}
// if the partition was not found
else
{
// if the application is a locater, this is an error
if (!pItm->fHasComponent)
MessageExitOnFailure(hr = HRESULT_FROM_WIN32(ERROR_NOT_FOUND), msierrComPlusPartitionNotFound, "A partition required by this installation was not found, key: %S", pItm->wzKey);
// create a new id if one is missing
if (!*pItm->wzID)
{
hr = CpiCreateId(pItm->wzID, countof(pItm->wzID));
ExitOnFailure(hr, "Failed to create id");
}
}
}
// partition is supposed to be created
else
{
// check for conflicts
do {
if (*pItm->wzID)
{
// find partitions with conflicting id
hr = CpiFindCollectionObject(piPartColl, pItm->wzID, NULL, &piPartObj);
ExitOnFailure(hr, "Failed to find collection object for partition");
if (S_FALSE == hr)
{
// find partitions with conflicting name
hr = CpiFindCollectionObject(piPartColl, NULL, pItm->wzName, &piPartObj);
ExitOnFailure(hr, "Failed to find collection object for partition");
if (S_OK == hr)
// "A partition with a conflictiong name exists. retry cancel"
er = WcaErrorMessage(msierrComPlusPartitionNameConflict, hr, INSTALLMESSAGE_ERROR | MB_RETRYCANCEL, 0);
else
break; // no conflicting entry found, break loop
}
else
// "A partition with a conflicting id exists. abort retry ignore"
er = WcaErrorMessage(msierrComPlusPartitionIdConflict, hr, INSTALLMESSAGE_ERROR | MB_ABORTRETRYIGNORE, 0);
}
else
{
// find partitions with conflicting name
hr = CpiFindCollectionObject(piPartColl, NULL, pItm->wzName, &piPartObj);
ExitOnFailure(hr, "Failed to find collection object for partition");
if (S_OK == hr)
// "A partition with a conflictiong name exists. abort retry ignore"
er = WcaErrorMessage(msierrComPlusPartitionNameConflict, hr, INSTALLMESSAGE_ERROR | MB_ABORTRETRYIGNORE, 0);
else
break; // no conflicting entry found, break loop
}
switch (er)
{
case IDCANCEL:
case IDABORT:
ExitOnFailure(hr = E_FAIL, "A partition with a conflictiong name or id exists, key: %S", pItm->wzKey);
break;
case IDRETRY:
break;
case IDIGNORE:
default:
// if we don't have an id, copy id from object
if (!*pItm->wzID)
{
hr = CpiGetKeyForObject(piPartObj, pItm->wzID, countof(pItm->wzID));
ExitOnFailure(hr, "Failed to get id");
}
hr = S_FALSE; // indicate that this is not a conflict
}
} while (S_OK == hr); // hr = S_FALSE if we don't have any conflicts
// create a new id if one is missing
if (!*pItm->wzID)
{
hr = CpiCreateId(pItm->wzID, countof(pItm->wzID));
ExitOnFailure(hr, "Failed to create id");
}
}
// clean up
ReleaseNullObject(piPartObj);
}
hr = S_OK;
LExit:
// clean up
ReleaseObject(piPartColl);
ReleaseObject(piPartObj);
return hr;
}
HRESULT CpiSubscriptionsVerifyInstall(
CPI_SUBSCRIPTION_LIST* pList
)
{
HRESULT hr = S_OK;
UINT er = ERROR_SUCCESS;
ICatalogObject* piSubsObj = NULL;
for (CPI_SUBSCRIPTION* pItm = pList->pFirst; pItm; pItm = pItm->pNext)
{
// subscriptions that are being installed
if (!WcaIsInstalling(pItm->isInstalled, pItm->isAction))
continue;
// subscription is supposed to exist
if (CpiIsInstalled(pItm->isInstalled))
{
// if we don't have an id
if (!*pItm->wzID)
{
// find subscriptions with conflicting name
hr = FindObjectForSubscription(pItm, FALSE, TRUE, &piSubsObj);
ExitOnFailure(hr, "Failed to find collection object for subscription");
// if the subscription was found
if (S_OK == hr)
{
// get id from subscription object
hr = CpiGetKeyForObject(piSubsObj, pItm->wzID, countof(pItm->wzID));
ExitOnFailure(hr, "Failed to get id");
}
// if the subscription was not found
else
{
// create a new id
hr = CpiCreateId(pItm->wzID, countof(pItm->wzID));
ExitOnFailure(hr, "Failed to create id");
}
}
}
// subscription is supposed to be created
else
{
// check for conflicts
do {
if (*pItm->wzID)
{
// find subscriptions with conflicting id
hr = FindObjectForSubscription(pItm, TRUE, FALSE, &piSubsObj);
ExitOnFailure(hr, "Failed to find collection object for subscription");
if (S_FALSE == hr)
{
// find subscriptions with conflicting name
hr = FindObjectForSubscription(pItm, FALSE, TRUE, &piSubsObj);
ExitOnFailure(hr, "Failed to find collection object for subscription");
if (S_OK == hr)
// "A subscription with a conflictiong name exists. retry cancel"
er = WcaErrorMessage(msierrComPlusSubscriptionNameConflict, hr, INSTALLMESSAGE_ERROR | MB_RETRYCANCEL, 0);
else
break; // no conflicting entry found, break loop
}
else
// "A subscription with a conflicting id exists. abort retry ignore"
er = WcaErrorMessage(msierrComPlusSubscriptionIdConflict, hr, INSTALLMESSAGE_ERROR | MB_ABORTRETRYIGNORE, 0);
}
else
{
// find subscriptions with conflicting name
hr = FindObjectForSubscription(pItm, FALSE, TRUE, &piSubsObj);
ExitOnFailure(hr, "Failed to find collection object for subscription");
if (S_OK == hr)
// "A subscription with a conflictiong name exists. abort retry ignore"
er = WcaErrorMessage(msierrComPlusSubscriptionNameConflict, hr, INSTALLMESSAGE_ERROR | MB_ABORTRETRYIGNORE, 0);
else
break; // no conflicting entry found, break loop
}
switch (er)
{
case IDCANCEL:
case IDABORT:
ExitOnFailure1(hr = E_FAIL, "A subscription with a conflictiong name or id exists, key: %S", pItm->wzKey);
break;
case IDRETRY:
break;
case IDIGNORE:
default:
// if we don't have an id, copy id from object
if (!*pItm->wzID)
{
hr = CpiGetKeyForObject(piSubsObj, pItm->wzID, countof(pItm->wzID));
ExitOnFailure(hr, "Failed to get id");
}
hr = S_FALSE; // indicate that this is not a conflict
}
} while (S_OK == hr); // hr = S_FALSE if we don't have any conflicts
// create a new id if one is missing
if (!*pItm->wzID)
{
hr = CpiCreateId(pItm->wzID, countof(pItm->wzID));
ExitOnFailure(hr, "Failed to create id");
}
}
// clean up
ReleaseNullObject(piSubsObj);
}
hr = S_OK;
LExit:
// clean up
ReleaseObject(piSubsObj);
return hr;
}