/// <summary>
/// Used to actually do the aggregating.
/// </summary>
/// <returns>true if a change was made. False if not</returns>
public static bool Aggregate(IEnumerable<WorkItem> sourceWorkItems, WorkItem targetWorkItem, ConfigAggregatorItem configAggregatorItem)
{
if (configAggregatorItem.OperationType == OperationTypeEnum.Numeric)
{
return NumericAggregation(sourceWorkItems, targetWorkItem, configAggregatorItem);
}
else if (configAggregatorItem.OperationType == OperationTypeEnum.String)
{
return StringAggregation(sourceWorkItems, targetWorkItem, configAggregatorItem);
}
// This should never happen
return false;
}
/// <summary>
/// Adds up all the values that need aggregating
/// </summary>
/// <returns>true if a change was made. False if not</returns>
private static bool NumericAggregation(IEnumerable<WorkItem> sourceWorkItems, WorkItem targetWorkItem, ConfigAggregatorItem configAggregatorItem)
{
double aggregateValue = 0;
// Iterate through all of the work items that we are pulling data from.
// For link type of "Self" this will be just one item. For "Parent" this will be all of the co-children of the work item sent in the event.
foreach (WorkItem sourceWorkItem in sourceWorkItems)
{
// Iterate through all of the TFS Fields that we are aggregating.
foreach (ConfigItemType sourceField in configAggregatorItem.SourceItems)
{
double sourceValue = sourceWorkItem.GetField(sourceField.Name, 0.0);
aggregateValue = configAggregatorItem.Operation.Perform(aggregateValue, sourceValue);
}
}
if (aggregateValue != targetWorkItem.GetField<double>(configAggregatorItem.TargetItem.Name, 0))
{
targetWorkItem[configAggregatorItem.TargetItem.Name] = aggregateValue;
return true;
}
return false;
}
// Load in the settings from file
private static void GetSettings()
{
_configAggregatorItems = new List <ConfigAggregatorItem>();
XDocument doc;
// Load the options
if (string.IsNullOrEmpty(SettingsOverride))
{
string xmlFileName = Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().CodeBase), "AggregatorItems.xml");
doc = XDocument.Load(xmlFileName);
}
else
{
doc = XDocument.Parse(SettingsOverride);
}
// Save off the TFS server name
_tfsUri = doc.Element("AggregatorItems").Attribute("tfsServerUrl").Value;
//Save off the Logging level
_loggingVerbosity = doc.Element("AggregatorItems").LoadEnumAttribute("loggingVerbosity", MiscHelpers.LoggingLevel.None);
// Get all the AggregatorItems loaded in
foreach (XElement xmlAggItem in doc.Element("AggregatorItems").Elements())
{
// Setup the actual item
ConfigAggregatorItem aggItem = new ConfigAggregatorItem();
aggItem.Operation = xmlAggItem.LoadEnumAttribute("operation", OperationEnum.Sum);
aggItem.LinkType = xmlAggItem.LoadEnumAttribute("linkType", ConfigLinkTypeEnum.Self);
aggItem.OperationType = xmlAggItem.LoadEnumAttribute("operationType", OperationTypeEnum.Numeric);
aggItem.LinkLevel = xmlAggItem.LoadAttribute("linkLevel", 1);
aggItem.Name = xmlAggItem.LoadAttribute("name", "Name not set");
aggItem.WorkItemType = xmlAggItem.Attribute("workItemType").Value;
aggItem.TargetWorkItemType = xmlAggItem.LoadAttribute("targetWorkItemType", "");
// Iterate through all the sub items (Mappings, source and target items.))
foreach (XElement xmlConfigItem in xmlAggItem.Elements())
{
// If this is a target item then add it as such
if (xmlConfigItem.Name == "TargetField")
{
aggItem.TargetField = new ConfigItemType {
Name = xmlConfigItem.Attribute("name").Value
};
}
// If this is a source item then add it as such
if (xmlConfigItem.Name == "SourceField")
{
aggItem.SourceFields.Add(new ConfigItemType {
Name = xmlConfigItem.Attribute("name").Value
});
}
// If this is an outputFormat item then add it as such
if (xmlConfigItem.Name == "OutputFormat")
{
aggItem.OutputFormat = xmlConfigItem.Attribute("formatString").Value;
}
// If this is conditions (for the target) then read them in.
if (xmlConfigItem.Name == "Conditions")
{
// Iterate all the conditions we have.
foreach (XElement xmlCondition in xmlConfigItem.Elements())
{
Condition condition = new Condition
{
LeftFieldName = xmlCondition.LoadAttribute("leftField", ""),
LeftValue = xmlCondition.LoadAttribute <string>("leftValue", null),
CompOperator = xmlCondition.LoadEnumAttribute("operator", ComparisionOperator.EqualTo),
RightValue = xmlCondition.LoadAttribute <string>("rightValue", null),
RightFieldName = xmlCondition.LoadAttribute <string>("rightField", null)
};
aggItem.Conditions.Add(condition);
}
}
// If this is the mappings then read them in
if (xmlConfigItem.Name == "Mappings")
{
// Iterate all the mappings we have.
foreach (XElement xmlMappingItem in xmlConfigItem.Elements())
{
Mapping mapping = new Mapping();
// Read in the target and source values (we set the target field
// to this value if all of the source fields are in the list of source values)
mapping.TargetValue = xmlMappingItem.Attribute("targetValue").Value;
// load in the inclusivity of the mapping (default to "And")
mapping.Inclusive = xmlMappingItem.LoadAttribute("inclusive", "And") == "And";
foreach (XElement xmlSourceValue in xmlMappingItem.Elements())
{
mapping.SourceValues.Add(xmlSourceValue.Value);
}
aggItem.Mappings.Add(mapping);
}
}
}
// add this one to the list
_configAggregatorItems.Add(aggItem);
}
// Indicate that we don't need to load the settings again.
_settingsRetrieved = true;
}
// Load in the settings from file
private static void GetSettings()
{
_configAggregatorItems = new List<ConfigAggregatorItem>();
// Load the options
string xmlFileName = Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().CodeBase), "AggregatorItems.xml");
XDocument doc = XDocument.Load(xmlFileName);
// Save off the TFS server name
_tfsUri = doc.Element("AggregatorItems").Attribute("tfsServerUrl").Value;
//Save off the Logging level
_loggingVerbosity = doc.Element("AggregatorItems").LoadEnumAttribute("loggingVerbosity", MiscHelpers.LoggingLevel.None);
// Get all the AggregatorItems loaded in
foreach (XElement xmlAggItem in doc.Element("AggregatorItems").Elements())
{
// Setup the actual item
ConfigAggregatorItem aggItem = new ConfigAggregatorItem();
aggItem.Operation = xmlAggItem.LoadEnumAttribute("operation", OperationEnum.Sum);
aggItem.LinkType = xmlAggItem.LoadEnumAttribute("linkType", ConfigLinkTypeEnum.Self);
aggItem.OperationType = xmlAggItem.LoadEnumAttribute("operationType", OperationTypeEnum.Numeric);
aggItem.LinkLevel = xmlAggItem.LoadAttribute("linkLevel", 1);
aggItem.Name = xmlAggItem.LoadAttribute("name", "Name not set");
aggItem.WorkItemType = xmlAggItem.Attribute("workItemType").Value;
// Iterate through all the sub items (Mappings, source and target items.))
foreach (XElement xmlConfigItem in xmlAggItem.Elements())
{
// If this is a target item then add it as such
if (xmlConfigItem.Name == "TargetItem")
{
aggItem.TargetItem = new ConfigItemType { Name = xmlConfigItem.Attribute("name").Value };
}
// If this is a source item then add it as such
if (xmlConfigItem.Name == "SourceItem")
{
aggItem.SourceItems.Add(new ConfigItemType { Name = xmlConfigItem.Attribute("name").Value });
}
// If this is conditions (for the target) then read them in.
if (xmlConfigItem.Name == "Conditions")
{
// Iterate all the conditions we have.
foreach (XElement xmlCondition in xmlConfigItem.Elements())
{
Condition condition = new Condition();
condition.LeftFieldName = xmlCondition.LoadAttribute("leftField", "");
condition.CompOperator = xmlCondition.LoadEnumAttribute("operator",
ComparisionOperator.EqualTo);
condition.RightValue = xmlCondition.LoadAttribute<string>("rightValue", null);
condition.RightFieldName = xmlCondition.LoadAttribute<string>("rightField", null);
aggItem.Conditions.Add(condition);
}
}
// If this is the mappings then read them in
if (xmlConfigItem.Name == "Mappings")
{
// Iterate all the mappings we have.
foreach (XElement xmlMappingItem in xmlConfigItem.Elements())
{
Mapping mapping = new Mapping();
// Read in the target and source values (we set the target field
// to this value if all of the source fields are in the list of source values)
mapping.TargetValue = xmlMappingItem.Attribute("targetValue").Value;
// load in the inclusivity of the mapping (default to "And")
mapping.Inclusive = xmlMappingItem.LoadAttribute("inclusive", "And") == "And";
foreach (XElement xmlSourceValue in xmlMappingItem.Elements())
{
mapping.SourceValues.Add(xmlSourceValue.Value);
}
aggItem.Mappings.Add(mapping);
}
}
}
// add this one to the list
_configAggregatorItems.Add(aggItem);
}
// Indicate that we don't need to load the settings again.
_settingsRetrieved = true;
}
/// <summary>
/// Checks to see if all of the source fields values are in one of the mappings.
/// The first mapping that is found that is a match is used. It will apply the target value from the mapping to
/// the Target Field.
/// </summary>
/// <returns>true if a change was made. False if not</returns>
private static bool StringAggregation(IEnumerable <WorkItem> sourceWorkItems, WorkItem targetWorkItem, ConfigAggregatorItem configAggregatorItem)
{
string aggregateValue = "";
bool aggregateFound = false;
// Iterate through the mappings until (or if) we find one that we match on
foreach (Mapping mapping in configAggregatorItem.Mappings)
{
bool mappingMatches;
// The default value depends on the inclusivity of the mappings.
// If it is And then we are trying to prove that all of them match so we start with true, any mismatches will cause us to set to false.
// If it is Or then we are trying to prove that only one them match to succeed so we start with false, any matches will cause us to set to true.
if (mapping.Inclusive)
{
mappingMatches = true;
}
else
{
mappingMatches = false;
}
// Iterate through all of the work items that we are pulling data from.
// For link type of "Self" this will be just one item. For "Parent" this will
// be all of the co-children of the work item sent in the event.
foreach (WorkItem sourceWorkItem in sourceWorkItems)
{
// Iterate through all of the TFS Fields that we are aggregating.
foreach (ConfigItemType sourceField in configAggregatorItem.SourceItems)
{
// Get the value of the sourceField on the sourceWorkItem
string sourceValue = sourceWorkItem.GetField(sourceField.Name, "");
// Check to see if the value we have is not in the list of SourceValues
// If it is not then this mapping is not going to be satisfied because this source item
// breaks it (because we are inclusively checking (i.e. "And")).
if (!mapping.SourceValues.Contains(sourceValue) && (mapping.Inclusive))
{
// it was not in the list. We are done with this mapping.
// if we get here then this is an "And" mapping that failed.
mappingMatches = false;
break;
}
// Check to see if the value we have is in the list of SourceValues
// If it is, this mapping is satisfied because we are non inclusive (i.e. "Or")
if (mapping.SourceValues.Contains(sourceValue) && (!mapping.Inclusive))
{
// it was in the list. We are done with this mapping.
// If we get here then this was an "Or" mapping that succeeded
mappingMatches = true;
break;
}
}
// If this is an "And" and mapping does not match then we may as well be done with this iteration of work items.
if ((!mappingMatches) && (mapping.Inclusive))
{
break;
}
// If this is an "Or" and mapping does match then we need to be done.
if ((mappingMatches) && (!mapping.Inclusive))
{
break;
}
}
// If the mapping matched then we are done looking
if (mappingMatches)
{
aggregateValue = mapping.TargetValue;
aggregateFound = true;
break;
}
}
if (aggregateFound)
{
// see if we need to make a change:
if (targetWorkItem[configAggregatorItem.TargetItem.Name].ToString() != aggregateValue)
{
// If this is the "State" field then we may have do so special stuff
// (to get the state they want from where we are). If not then just set the value.
if (configAggregatorItem.TargetItem.Name != "State")
{
targetWorkItem[configAggregatorItem.TargetItem.Name] = aggregateValue;
}
else
{
targetWorkItem.TransitionToState(aggregateValue, "TFS Aggregator: ");
}
return(true);
}
}
return(false);
}
/// <summary>
/// Adds up all the values that need aggregating
/// </summary>
/// <returns>true if a change was made. False if not</returns>
private static bool NumericAggregation(IEnumerable <WorkItem> sourceWorkItems, WorkItem targetWorkItem, ConfigAggregatorItem configAggregatorItem)
{
double aggregateValue = 0;
// Iterate through all of the work items that we are pulling data from.
// For link type of "Self" this will be just one item. For "Parent" this will be all of the co-children of the work item sent in the event.
foreach (WorkItem sourceWorkItem in sourceWorkItems)
{
// Iterate through all of the TFS Fields that we are aggregating.
foreach (ConfigItemType sourceField in configAggregatorItem.SourceItems)
{
double sourceValue = sourceWorkItem.GetField(sourceField.Name, 0.0);
aggregateValue = configAggregatorItem.Operation.Perform(aggregateValue, sourceValue);
}
}
if (aggregateValue != targetWorkItem.GetField <double>(configAggregatorItem.TargetItem.Name, 0))
{
targetWorkItem[configAggregatorItem.TargetItem.Name] = aggregateValue;
return(true);
}
return(false);
}
/// <summary>
/// Used to actually do the aggregating.
/// </summary>
/// <returns>true if a change was made. False if not</returns>
public static bool Aggregate(IEnumerable <WorkItem> sourceWorkItems, WorkItem targetWorkItem, ConfigAggregatorItem configAggregatorItem)
{
if (configAggregatorItem.OperationType == OperationTypeEnum.Numeric)
{
return(NumericAggregation(sourceWorkItems, targetWorkItem, configAggregatorItem));
}
else if (configAggregatorItem.OperationType == OperationTypeEnum.String)
{
return(StringAggregation(sourceWorkItems, targetWorkItem, configAggregatorItem));
}
// This should never happen
return(false);
}
/// <summary>
/// Checks to see if all of the source fields values are in one of the mappings.
/// The first mapping that is found that is a match is used. It will apply the target value from the mapping to
/// the Target Field.
/// </summary>
/// <returns>true if a change was made. False if not</returns>
private static bool StringAggregation(IEnumerable<WorkItem> sourceWorkItems, WorkItem targetWorkItem, ConfigAggregatorItem configAggregatorItem)
{
string aggregateValue = "";
bool aggregateFound = false;
// Iterate through the mappings until (or if) we find one that we match on
foreach (Mapping mapping in configAggregatorItem.Mappings)
{
bool mappingMatches;
// The default value depends on the inclusivity of the mappings.
// If it is And then we are trying to prove that all of them match so we start with true, any mismatches will cause us to set to false.
// If it is Or then we are trying to prove that only one them match to succeed so we start with false, any matches will cause us to set to true.
if (mapping.Inclusive)
mappingMatches = true;
else
mappingMatches = false;
// Iterate through all of the work items that we are pulling data from.
// For link type of "Self" this will be just one item. For "Parent" this will
// be all of the co-children of the work item sent in the event.
foreach (WorkItem sourceWorkItem in sourceWorkItems)
{
// Iterate through all of the TFS Fields that we are aggregating.
foreach (ConfigItemType sourceField in configAggregatorItem.SourceItems)
{
// Get the value of the sourceField on the sourceWorkItem
string sourceValue = sourceWorkItem.GetField(sourceField.Name, "");
// Check to see if the value we have is not in the list of SourceValues
// If it is not then this mapping is not going to be satisfied because this source item
// breaks it (because we are inclusively checking (i.e. "And")).
if (!mapping.SourceValues.Contains(sourceValue) &&(mapping.Inclusive))
{
// it was not in the list. We are done with this mapping.
// if we get here then this is an "And" mapping that failed.
mappingMatches = false;
break;
}
// Check to see if the value we have is in the list of SourceValues
// If it is, this mapping is satisfied because we are non inclusive (i.e. "Or")
if (mapping.SourceValues.Contains(sourceValue) && (!mapping.Inclusive))
{
// it was in the list. We are done with this mapping.
// If we get here then this was an "Or" mapping that succeeded
mappingMatches = true;
break;
}
}
// If this is an "And" and mapping does not match then we may as well be done with this iteration of work items.
if ((!mappingMatches) && (mapping.Inclusive))
break;
// If this is an "Or" and mapping does match then we need to be done.
if ((mappingMatches) && (!mapping.Inclusive))
break;
}
// If the mapping matched then we are done looking
if (mappingMatches)
{
aggregateValue = mapping.TargetValue;
aggregateFound = true;
break;
}
}
if (aggregateFound)
{
// see if we need to make a change:
if (targetWorkItem[configAggregatorItem.TargetItem.Name].ToString() != aggregateValue)
{
// If this is the "State" field then we may have do so special stuff
// (to get the state they want from where we are). If not then just set the value.
if (configAggregatorItem.TargetItem.Name != "State")
targetWorkItem[configAggregatorItem.TargetItem.Name] = aggregateValue;
else
targetWorkItem.TransitionToState(aggregateValue, "TFS Aggregator: ");
return true;
}
}
return false;
}
/// <summary>
/// This is the one where all the magic starts. Main() so to speak. I will load the settings, connect to tfs and apply the aggregation rules.
/// </summary>
public EventNotificationStatus ProcessEvent(TeamFoundationRequestContext requestContext, NotificationType notificationType, object notificationEventArgs,
out int statusCode, out string statusMessage, out ExceptionPropertyCollection properties)
{
statusCode = 0;
properties = null;
statusMessage = String.Empty;
int currentAggregationId = 0;
int workItemId = 0;
string currentAggregationName = string.Empty;
try
{
if (notificationType == NotificationType.Notification && notificationEventArgs is WorkItemChangedEvent)
{
// Change this object to be a type we can easily get into
WorkItemChangedEvent ev = notificationEventArgs as WorkItemChangedEvent;
// Connect to the setting file and load the location of the TFS server
string tfsUri = TFSAggregatorSettings.TFSUri;
// Connect to TFS so we are ready to get and send data.
Store store = new Store(tfsUri);
// Get the id of the work item that was just changed by the user.
workItemId = ev.CoreFields.IntegerFields[0].NewValue;
// Download the work item so we can update it (if needed)
WorkItem eventWorkItem = store.Access.GetWorkItem(workItemId);
string workItemTypeName = eventWorkItem.Type.Name;
List <WorkItem> workItemsToSave = new List <WorkItem>();
if (TFSAggregatorSettings.LoggingIsEnabled)
{
MiscHelpers.LogMessage(String.Format("Change detected to {0} [{1}]", workItemTypeName, workItemId));
MiscHelpers.LogMessage(String.Format("{0}Processing {1} AggregationItems", " ", TFSAggregatorSettings.ConfigAggregatorItems.Count.ToString()));
}
// Apply the aggregation rules to the work item
foreach (ConfigAggregatorItem configAggregatorItem in TFSAggregatorSettings.ConfigAggregatorItems)
{
IEnumerable <WorkItem> sourceWorkItems = null;
WorkItem targetWorkItem = null;
currentAggregationName = configAggregatorItem.Name;
// Check to make sure that the rule applies to the work item type we have
if (eventWorkItem.Type.Name == configAggregatorItem.WorkItemType)
{
if (TFSAggregatorSettings.LoggingIsEnabled)
{
MiscHelpers.LogMessage(String.Format("{0}[Entry {2}] Aggregation '{3}' applies to {1} work items", " ", workItemTypeName, currentAggregationId, currentAggregationName));
}
// Use the link type to see what the work item we are updating is
if (configAggregatorItem.LinkType == ConfigLinkTypeEnum.Self)
{
// We are updating the same workitem that was sent in the event.
sourceWorkItems = new List <WorkItem> {
eventWorkItem
};
targetWorkItem = eventWorkItem;
if (TFSAggregatorSettings.LoggingIsEnabled)
{
MiscHelpers.LogMessage(String.Format("{0}{0}{0}Aggregation applies to SELF. ({1} {2})", " ", workItemTypeName, workItemId));
}
// Make sure that all conditions are true before we do the aggregation
// If any fail then we don't do this aggregation.
if (!configAggregatorItem.Conditions.AreAllConditionsMet(targetWorkItem))
{
if (TFSAggregatorSettings.LoggingIsEnabled)
{
MiscHelpers.LogMessage(String.Format("{0}{0}All conditions for aggregation are not met.", " "));
}
currentAggregationId++;
continue;
}
if (TFSAggregatorSettings.LoggingIsEnabled)
{
MiscHelpers.LogMessage(String.Format("{0}{0}All conditions for aggregation are met.", " "));
}
}
// We are aggregating to the parent
else if (configAggregatorItem.LinkType == ConfigLinkTypeEnum.Parent)
{
bool parentLevelFound = true;
// Go up the tree till we find the level of parent that we are looking for.
WorkItem iterateToParent = eventWorkItem;
for (int i = 0; i < configAggregatorItem.LinkLevel; i++)
{
// Load the parent from the saved list (if we have it in there) or just load it from the store.
WorkItem nullCheck = iterateToParent.GetParentFromListOrStore(workItemsToSave, store);
//
if (nullCheck != null)
{
iterateToParent = nullCheck;
}
else
{
parentLevelFound = false;
}
}
// If we did not find the correct parent then we are done with this aggregation.
if (!parentLevelFound)
{
if (TFSAggregatorSettings.LoggingIsEnabled)
{
MiscHelpers.LogMessage(String.Format("{0}{0}{0}Couldn't find a PARENT {2} {4} up from {3} [{1}]. This aggregation will not continue.", " ", workItemId, configAggregatorItem.LinkLevel, workItemTypeName, configAggregatorItem.LinkLevel > 1 ? "levels" : "level"));
}
currentAggregationId++;
continue;
}
if (TFSAggregatorSettings.LoggingIsEnabled)
{
MiscHelpers.LogMessage(String.Format("{0}{0}{0}Found {1} [{2}] {3} {4} up from {5} [{6}]. Aggregation continues.", " ", iterateToParent.Type.Name, iterateToParent.Id, configAggregatorItem.LinkLevel, configAggregatorItem.LinkLevel > 1 ? "levels" : "level", workItemTypeName, workItemId));
}
targetWorkItem = iterateToParent;
// Make sure that all conditions are true before we do the aggregation
// If any fail then we don't do this aggregation.
if (!configAggregatorItem.Conditions.AreAllConditionsMet(targetWorkItem))
{
if (TFSAggregatorSettings.LoggingIsEnabled)
{
MiscHelpers.LogMessage(String.Format("{0}{0}All conditions for parent aggregation are not met", " "));
}
currentAggregationId++;
continue;
}
if (TFSAggregatorSettings.LoggingIsEnabled)
{
MiscHelpers.LogMessage(String.Format("{0}{0}All conditions for parent aggregation are met", " "));
}
// Get the children down how ever many link levels were specified.
List <WorkItem> iterateFromParents = new List <WorkItem> {
targetWorkItem
};
for (int i = 0; i < configAggregatorItem.LinkLevel; i++)
{
List <WorkItem> thisLevelOfKids = new List <WorkItem>();
// Iterate all the parents to find the children of current set of parents
foreach (WorkItem iterateFromParent in iterateFromParents)
{
thisLevelOfKids.AddRange(iterateFromParent.GetChildrenFromListOrStore(workItemsToSave, store));
}
iterateFromParents = thisLevelOfKids;
}
// remove the kids that are not the right type that we are working with
ConfigAggregatorItem configAggregatorItemClosure = configAggregatorItem;
iterateFromParents.RemoveAll(x => x.Type.Name != configAggregatorItemClosure.WorkItemType);
sourceWorkItems = iterateFromParents;
}
// Do the actual aggregation now
bool changeMade = Aggregator.Aggregate(sourceWorkItems, targetWorkItem, configAggregatorItem);
// If we made a change then add this work item to the list of items to save.
if (changeMade)
{
// Add the target work item to the list of work items to save.
workItemsToSave.AddIfUnique(targetWorkItem);
}
}
else
{
if (TFSAggregatorSettings.LoggingIsEnabled)
{
MiscHelpers.LogMessage(String.Format("{0}[Entry {2}] Aggregation '{3}' does not apply to {1} work items", " ", workItemTypeName, currentAggregationId, currentAggregationName));
}
}
currentAggregationId++;
}
// Save any changes to the target work items.
workItemsToSave.ForEach(x =>
{
bool isValid = x.IsValid();
if (TFSAggregatorSettings.LoggingIsEnabled)
{
MiscHelpers.LogMessage(String.Format("{0}{0}{0}{1} [{2}] {3} valid to save. {4}",
" ",
x.Type.Name,
x.Id,
isValid ? "IS" : "IS NOT",
String.Format("\n{0}{0}{0}{0}Invalid fields: {1}", " ", MiscHelpers.GetInvalidWorkItemFieldsList(x).ToString())));
}
if (isValid)
{
x.PartialOpen();
x.Save();
}
});
MiscHelpers.AddRunSeparatorToLog();
}
}
catch (Exception e)
{
string message = String.Format("Exception encountered processing Work Item [{2}]: {0} \nStack Trace:{1}", e.Message, e.StackTrace, workItemId);
if (e.InnerException != null)
{
message += String.Format("\n Inner Exception: {0} \nStack Trace:{1}", e.InnerException.Message, e.InnerException.StackTrace);
}
MiscHelpers.LogMessage(message, true);
}
return(EventNotificationStatus.ActionPermitted);
}
/// <summary>
/// Copies a value from one workitem into another.
/// Values are copied from the target into the source (the event item)
/// </summary>
/// <returns>true if a change was made. False if not</returns>
private static IWorkItem CopyToAggregation(IWorkItem childWorkItem, IWorkItem parentWorkItem, ConfigAggregatorItem configAggregatorItem)
{
var aggregateSourceValues = new List <string>();
// Iterate through all of the TFS Fields that we are aggregating.
foreach (ConfigItemType sourceField in configAggregatorItem.SourceFields)
{
object value = parentWorkItem.GetField(sourceField.Name, (object)null);
// Get the value of the sourceField on the sourceWorkItem and add it to the list
string sourceValue = (value ?? "").ToString();
aggregateSourceValues.Add(sourceValue);
}
var resultValue = string.Format(configAggregatorItem.OutputFormat, aggregateSourceValues.ToArray());
// see if we need to make a change:
if (childWorkItem[configAggregatorItem.TargetField.Name].ToString() != resultValue)
{
//We don't want to use copyfrom for the state. There are other ways of doing that.
if (configAggregatorItem.TargetField.Name != "State")
{
childWorkItem[configAggregatorItem.TargetField.Name] = resultValue;
return(childWorkItem);
}
}
return(null);
}
/// <summary>
/// Used to acutally do the aggregating.
/// </summary>
/// <returns>true if a change was made. False if not</returns>
public static IWorkItem Aggregate(IWorkItem sourceWorkItem, IEnumerable <IWorkItem> sourceWorkItems, IWorkItem targetWorkItem, ConfigAggregatorItem configAggregatorItem)
{
if (configAggregatorItem.OperationType == OperationTypeEnum.Numeric)
{
return(NumericAggregation(sourceWorkItems, targetWorkItem, configAggregatorItem));
}
if (configAggregatorItem.OperationType == OperationTypeEnum.String)
{
return(StringAggregation(sourceWorkItems, targetWorkItem, configAggregatorItem));
}
if (configAggregatorItem.OperationType == OperationTypeEnum.CopyFrom)
{
return(CopyFromAggregation(sourceWorkItem, targetWorkItem, configAggregatorItem));
}
if (configAggregatorItem.OperationType == OperationTypeEnum.CopyTo)
{
return(CopyToAggregation(targetWorkItem, sourceWorkItem, configAggregatorItem));
}
// This should never happen
return(null);
}
/// <summary>
/// Copies a value from one workitem into another.
/// Values are copied from the target into the source (the event item)
/// </summary>
/// <returns>true if a change was made. False if not</returns>
private static IWorkItem CopyFromAggregation(IWorkItem childWorkItem, IWorkItem parentWorkItem, ConfigAggregatorItem configAggregatorItem)
{
//Source is the item just updated. It's the one we want to copy values to, not from.
//It means that this code is a little confusing since source and target have reversed meanings.
//For that reason we switch things around
var aggregateSourceValues = new List <string>();
// Iterate through all of the TFS Fields that we are aggregating.
foreach (ConfigItemType sourceField in configAggregatorItem.SourceFields)
{
object value = parentWorkItem.GetField(sourceField.Name, (object)null);
// Get the value of the sourceField on the sourceWorkItem and add it to the list
string sourceValue = (value ?? "").ToString();
aggregateSourceValues.Add(sourceValue);
}
var resultValue = string.Format(configAggregatorItem.OutputFormat, aggregateSourceValues.ToArray());
// see if we need to make a change:
if (childWorkItem[configAggregatorItem.TargetField.Name].ToString() != resultValue)
{
//We don't want to use copyfrom for the state. There are other ways of doing that.
if (configAggregatorItem.TargetField.Name != "State")
{
childWorkItem[configAggregatorItem.TargetField.Name] = resultValue;
return(childWorkItem);
}
}
return(null);
}
