public void Rename(SourceItemChange change, bool updatingForwardInTime)
{
ItemMetaData oldItem = sourceControlProvider.GetPreviousVersionOfItems(new SourceItem[] { change.Item }, change.Item.RemoteChangesetId)[0];
string itemOldName;
string itemNewName;
if (updatingForwardInTime)
{
itemOldName = oldItem.Name;
itemNewName = change.Item.RemoteName;
ProcessDeletedItem(itemOldName, change);
ProcessAddedOrUpdatedItem(itemNewName, change, false, false);
}
else
{
itemOldName = change.Item.RemoteName;
itemNewName = oldItem.Name;
ProcessAddedOrUpdatedItem(itemNewName, change, false, false);
ProcessDeletedItem(itemOldName, change);
}
if (change.Item.ItemType == ItemType.Folder)
{
renamedItemsToBeCheckedForDeletedChildren.Add(itemNewName);
}
}
private string GetRemoteNameOfPropertyChange(SourceItemChange change)
{
string remoteName = change.Item.RemoteName;
if (remoteName.Contains("/" + Constants.PropFolder + "/"))
{
if (remoteName.EndsWith("/" + Constants.PropFolder + "/" + Constants.FolderPropFile))
{
remoteName = remoteName.Substring(0, remoteName.Length - ("/" + Constants.PropFolder + "/" + Constants.FolderPropFile).Length);
}
else
{
remoteName = remoteName.Replace("/" + Constants.PropFolder + "/", "/");
}
}
else if (remoteName.StartsWith(Constants.PropFolder + "/"))
{
if (remoteName == Constants.PropFolder + "/" + Constants.FolderPropFile)
{
remoteName = "";
}
else
{
remoteName = remoteName.Substring(Constants.PropFolder.Length + 1);
}
}
return(remoteName);
}
private static bool IsDeleteOperation(SourceItemChange change, bool updatingForwardInTime)
{
if (updatingForwardInTime == false)
{
return(IsAddOperation(change, true));
}
return((change.ChangeType & ChangeType.Delete) == ChangeType.Delete);
}
public void Delete(SourceItemChange change)
{
// we ignore it here because this only happens when the related item
// is delete, and at any rate, this is a SvnBridge implementation detail
// which the client is not concerned about
if (change.Item.RemoteName.StartsWith(Constants.PropFolder + "/") ||
change.Item.RemoteName.EndsWith("/" + Constants.PropFolder) ||
change.Item.RemoteName.Contains("/" + Constants.PropFolder + "/"))
{
return;
}
ProcessDeletedItem(change.Item.RemoteName, change);
}
private void ProcessDeletedItem(string remoteName, SourceItemChange change)
{
bool alreadyChangedInCurrentClientState = IsChangeAlreadyCurrentInClientState(ChangeType.Delete,
remoteName,
change.Item.RemoteChangesetId,
clientExistingFiles,
clientMissingFiles);
if (alreadyChangedInCurrentClientState)
{
RemoveMissingItem(remoteName, _root);
return;
}
string folderName = _checkoutRootPath;
string remoteNameStart = remoteName.StartsWith(_checkoutRootPath) ? _checkoutRootPath : folderName;
string[] nameParts = remoteName.Substring(remoteNameStart.Length)
.Split(new char[] { '/' }, StringSplitOptions.RemoveEmptyEntries);
FolderMetaData folder = _root;
for (int i = 0; i < nameParts.Length; i++)
{
bool isLastNamePart = i == nameParts.Length - 1;
if (folderName != "" && !folderName.EndsWith("/"))
{
folderName += "/" + nameParts[i];
}
else
{
folderName += nameParts[i];
}
bool fullyHandled = HandleDeleteItem(remoteName, change, folderName, ref folder, isLastNamePart);
if (fullyHandled)
{
break;
}
}
if (nameParts.Length == 0)//we have to delete the checkout root itself
{
HandleDeleteItem(remoteName, change, folderName, ref folder, true);
}
}
private void PerformAddOrUpdate(SourceItemChange change, bool edit)
{
if (sourceControlProvider.IsPropertyFolder(change.Item.RemoteName))
{
return;
}
string remoteName = change.Item.RemoteName;
bool propertyChange = false;
if (sourceControlProvider.IsPropertyFile(change.Item.RemoteName))
{
propertyChange = true;
remoteName = GetRemoteNameOfPropertyChange(change);
}
ProcessAddedOrUpdatedItem(remoteName, change, propertyChange, edit);
}
private static bool IsEditOperation(SourceItemChange change)
{
return((change.ChangeType & ChangeType.Edit) == ChangeType.Edit);
}
private static bool IsRenameOperation(SourceItemChange change)
{
return((change.ChangeType & ChangeType.Rename) == ChangeType.Rename);
}
private void CalculateChangeBetweenVersions(string checkoutRootPath, string changePath, int changeVersion, FolderMetaData root, int sourceVersion, int targetVersion)
{
bool updatingForwardInTime = sourceVersion <= targetVersion;
int lastVersion = sourceVersion;
while (targetVersion != lastVersion)
{
int previousLoopLastVersion = lastVersion;
LogItem logItem = sourceControlProvider.GetLog(
changePath,
changeVersion,
Math.Min(lastVersion, targetVersion) + 1,
Math.Max(lastVersion, targetVersion),
Recursion.Full, 256);
foreach (SourceItemHistory history in Helper.SortHistories(updatingForwardInTime, logItem.History))
{
lastVersion = history.ChangeSetID;
if (updatingForwardInTime == false)
{
lastVersion -= 1;
}
// we need to go over the changeset in reverse order so we will process
// all the files first, and build the folder hierarchy that way
for (int i = history.Changes.Count - 1; i >= 0; i--)
{
UpdateDiffEngine engine = new UpdateDiffEngine(root, checkoutRootPath, targetVersion, sourceControlProvider, clientExistingFiles, clientMissingFiles, additionForPropertyChangeOnly, renamedItemsToBeCheckedForDeletedChildren);
SourceItemChange change = history.Changes[i];
if (ShouldBeIgnored(change.Item.RemoteName))
{
continue;
}
if (IsAddOperation(change, updatingForwardInTime))
{
engine.Add(change);
}
else if (IsDeleteOperation(change, updatingForwardInTime))
{
engine.Delete(change);
}
else if (IsEditOperation(change))
{
// We may have edit & rename operations
if (IsRenameOperation(change))
{
engine.Rename(change, updatingForwardInTime);
}
if (updatingForwardInTime == false)
{
change.Item.RemoteChangesetId -= 1; // we turn the edit around, basically
}
engine.Edit(change);
}
else if (IsRenameOperation(change))
{
engine.Rename(change, updatingForwardInTime);
}
else
{
throw new NotSupportedException("Unsupported change type " + change.ChangeType);
}
}
}
// No change was made, break out
if (previousLoopLastVersion == lastVersion)
{
break;
}
}
}
public void Edit(SourceItemChange change)
{
PerformAddOrUpdate(change, true);
}
public void Add(SourceItemChange change)
{
PerformAddOrUpdate(change, false);
}
private bool HandleDeleteItem(string remoteName, SourceItemChange change, string folderName, ref FolderMetaData folder, bool isLastNamePart)
{
ItemMetaData item = folder.FindItem(folderName);
if (item is DeleteFolderMetaData || item is DeleteMetaData)
{
return(true);
}
if (item == null)
{
if (isLastNamePart)
{
if (change.Item.ItemType == ItemType.File)
{
item = new DeleteMetaData();
}
else
{
item = new DeleteFolderMetaData();
}
item.Name = remoteName;
item.ItemRevision = change.Item.RemoteChangesetId;
}
else
{
item = sourceControlProvider.GetItemsWithoutProperties(_targetVersion, folderName, Recursion.None);
if (item == null)
{
item = new DeleteFolderMetaData();
item.Name = folderName;
item.ItemRevision = _targetVersion;
}
}
folder.Items.Add(item);
}
else if (isLastNamePart) // we need to revert the item addition
{
if (item.OriginallyDeleted) // convert back into a delete
{
folder.Items.Remove(item);
if (change.Item.ItemType == ItemType.File)
{
item = new DeleteMetaData();
}
else
{
item = new DeleteFolderMetaData();
}
item.Name = remoteName;
item.ItemRevision = change.Item.RemoteChangesetId;
folder.Items.Add(item);
}
else if (item is StubFolderMetaData)
{
DeleteFolderMetaData removeFolder = new DeleteFolderMetaData();
removeFolder.Name = item.Name;
removeFolder.ItemRevision = _targetVersion;
folder.Items.Remove(item);
folder.Items.Add(removeFolder);
}
else if (additionForPropertyChangeOnly.ContainsKey(item) && additionForPropertyChangeOnly[item])
{
ItemMetaData removeFolder = item is FolderMetaData
? (ItemMetaData) new DeleteFolderMetaData()
: new DeleteMetaData();
removeFolder.Name = item.Name;
removeFolder.ItemRevision = _targetVersion;
folder.Items.Remove(item);
folder.Items.Add(removeFolder);
}
else if (item is MissingItemMetaData && ((MissingItemMetaData)item).Edit == true)
{
ItemMetaData removeFolder = new DeleteMetaData();
removeFolder.Name = item.Name;
removeFolder.ItemRevision = _targetVersion;
folder.Items.Remove(item);
folder.Items.Add(removeFolder);
}
else
{
folder.Items.Remove(item);
}
}
folder = (item as FolderMetaData) ?? folder;
return(false);
}
private static bool IsAddOperation(SourceItemChange change)
{
return(((change.ChangeType & ChangeType.Add) == ChangeType.Add) ||
((change.ChangeType & ChangeType.Branch) == ChangeType.Branch) ||
((change.ChangeType & ChangeType.Undelete) == ChangeType.Undelete));
}
private void ProcessAddedOrUpdatedItem(string remoteName, SourceItemChange change, bool propertyChange, bool edit)
{
bool alreadyInClientCurrentState = IsChangeAlreadyCurrentInClientState(ChangeType.Add,
remoteName,
change.Item.RemoteChangesetId,
clientExistingFiles,
clientMissingFiles);
if (alreadyInClientCurrentState)
{
return;
}
if (string.Equals(remoteName, _checkoutRootPath, StringComparison.InvariantCultureIgnoreCase))
{
ItemMetaData item = sourceControlProvider.GetItems(_targetVersion, remoteName, Recursion.None);
if (item != null)
{
_root.Properties = item.Properties;
}
}
else
{
FolderMetaData folder = _root;
string itemName = _checkoutRootPath;
string[] nameParts;
if (_checkoutRootPath != "")
{
nameParts = remoteName.Substring(_checkoutRootPath.Length + 1).Split(new char[] { '/' }, StringSplitOptions.RemoveEmptyEntries);
}
else
{
nameParts = remoteName.Split('/');
}
for (int i = 0; i < nameParts.Length; i++)
{
bool lastNamePart = false;
if (i == nameParts.Length - 1)
{
lastNamePart = true;
}
if (itemName != "" && !itemName.EndsWith("/"))
{
itemName += "/" + nameParts[i];
}
else
{
itemName += nameParts[i];
}
ItemMetaData item = folder.FindItem(itemName);
if (item == null ||
(
lastNamePart &&
item.Revision < change.Item.RemoteChangesetId &&
!(item is DeleteFolderMetaData) &&
!(item is DeleteMetaData)
)
)
{
if (item != null)
{
folder.Items.Remove(item);
}
item = sourceControlProvider.GetItems(_targetVersion, itemName, Recursion.None);
if (item == null)
{
// TFS will report renames even for deleted items,
// since TFS reported that this was renamed, but it doesn't exists
// in this revision, we know it is a case of renaming a deleted file.
// We can safely ignore this and any of its children.
if (IsRenameOperation(change))
{
return;
}
if (lastNamePart && propertyChange)
{
return;
}
item = new MissingItemMetaData(itemName, _targetVersion, edit);
}
if (!lastNamePart)
{
StubFolderMetaData stubFolder = new StubFolderMetaData();
stubFolder.RealFolder = (FolderMetaData)item;
stubFolder.Name = item.Name;
stubFolder.ItemRevision = item.ItemRevision;
stubFolder.PropertyRevision = item.PropertyRevision;
stubFolder.LastModifiedDate = item.LastModifiedDate;
stubFolder.Author = item.Author;
item = stubFolder;
}
folder.Items.Add(item);
SetAdditionForPropertyChangeOnly(item, propertyChange);
}
else if ((item is StubFolderMetaData) && lastNamePart)
{
folder.Items.Remove(item);
folder.Items.Add(((StubFolderMetaData)item).RealFolder);
}
else if (((item is DeleteFolderMetaData) || (item is DeleteMetaData)) && IsAddOperation(change))
{
if (!propertyChange)
{
folder.Items.Remove(item);
item = sourceControlProvider.GetItems(change.Item.RemoteChangesetId, itemName, Recursion.None);
item.OriginallyDeleted = true;
folder.Items.Add(item);
}
}
if (lastNamePart == false)
{
folder = (FolderMetaData)item;
}
}
}
}
protected LogItem GetLog(string path, int versionFrom, int versionTo, Recursion recursion, int maxCount)
{
LogItem log = new LogItem();
List <SourceItemHistory> lst = new List <SourceItemHistory>();
log.ServerPath = path;
List <SAWItemInfo> history = GetSDKObject().GetFileHistory(path);
if (null == history)
{
return(log);
}
for (int i = 0; i < history.Count; i++)
{
SAWItemInfo item = history[i];
var his = new SourceItemHistory(i, item.user, item.date, item.comment);
if (item.version >= versionFrom && item.version <= versionTo)
{
ChangeType type = ChangeType.Edit;
switch (item.type)
{
case EnumActionType.Enum_ActionTypeNull:
type = ChangeType.None;
break;
case EnumActionType.Enum_ActionTypeAdd:
type = ChangeType.Add;
break;
case EnumActionType.Enum_ActionTypeDelete:
type = ChangeType.Delete;
break;
}
SourceItem s = new SourceItem();
s.ItemType = item.isdir ? ItemType.Folder : ItemType.File;
s.RemoteName = item.name;
s.RemoteSize = item.size;
s.DownloadUrl = "";
s.ItemId = 0;
s.LocalChangesetId = item.version;
s.LocalConflictChangesetId = 0;
s.LocalConflictTextBaseName = "";
s.LocalItemStatus = SourceItemStatus.None; // TODO
s.LocalName = item.name;
s.LocalTextBaseName = "";
s.OriginalLocalItemStatus = SourceItemStatus.None;
s.RemoteChangesetId = 0;
s.RemoteDate = item.date;
s.RemoteItemStatus = SourceItemStatus.None;
SourceItemChange change = new SourceItemChange(s, type);
his.Changes.Add(change);
}
lst.Add(his);
}
log.History = lst.ToArray();
return(log);
}
