private Status GenerateSuggestions(WorkflowInstance workflowInstance, ServerEntity entity, Dictionary <string, string> suggestionList)
{
Item item = entity as Item;
if (item == null)
{
TraceLog.TraceError("Entity is not an Item");
return(Status.Error);
}
try
{
BingSearch bingSearch = new BingSearch();
// retrieve and format the search template, or if one doesn't exist, use $(Intent)
string searchTemplate = null;
if (InputParameters.TryGetValue(ActivityParameters.SearchTemplate, out searchTemplate) == false)
{
searchTemplate = String.Format("$({0})", ActivityVariables.Intent);
}
string query = ExpandVariables(workflowInstance, searchTemplate);
if (String.IsNullOrWhiteSpace(query))
{
TraceLog.TraceInfo("No query to issue Bing");
return(Status.Complete);
}
// make a synchronous webservice call to bing
//
// Async has the problem that the caller of this method assumes that a
// populated suggestionList will come out. If it doesn't, the state will execute
// again and trigger a fresh set of suggestions to be generated. Eventually all
// queries will return and populate the suggestions DB with duplicate data.
// This can be fixed once we move to a "real" workflow system such as WF.
var results = bingSearch.Query(query);
foreach (var r in results)
{
WebResult result = r as WebResult;
if (result != null)
{
suggestionList[result.Title] = result.Url;
}
}
}
catch (Exception ex)
{
TraceLog.TraceException("Bing query failed", ex);
return(Status.Error);
}
// this activity is typically last and once links have been generated, no need
// to keep the workflow instance around
return(Status.Complete);
}
private Status GenerateSuggestions(WorkflowInstance workflowInstance, ServerEntity entity, Dictionary<string, string> suggestionList)
{
Item item = entity as Item;
if (item == null)
{
TraceLog.TraceError("Entity is not an Item");
return Status.Error;
}
try
{
BingSearch bingSearch = new BingSearch();
// retrieve and format the search template, or if one doesn't exist, use $(Intent)
string searchTemplate = null;
if (InputParameters.TryGetValue(ActivityParameters.SearchTemplate, out searchTemplate) == false)
searchTemplate = String.Format("$({0})", ActivityVariables.Intent);
string query = ExpandVariables(workflowInstance, searchTemplate);
if (String.IsNullOrWhiteSpace(query))
{
TraceLog.TraceInfo("No query to issue Bing");
return Status.Complete;
}
// make a synchronous webservice call to bing
//
// Async has the problem that the caller of this method assumes that a
// populated suggestionList will come out. If it doesn't, the state will execute
// again and trigger a fresh set of suggestions to be generated. Eventually all
// queries will return and populate the suggestions DB with duplicate data.
// This can be fixed once we move to a "real" workflow system such as WF.
var results = bingSearch.Query(query);
foreach (var r in results)
{
WebResult result = r as WebResult;
if (result != null)
suggestionList[result.Title] = result.Url;
}
}
catch (Exception ex)
{
TraceLog.TraceException("Bing query failed", ex);
return Status.Error;
}
// this activity is typically last and once links have been generated, no need
// to keep the workflow instance around
return Status.Complete;
}