private static object ExecuteDataMethod(Render.FrontContext context, Guid MethodId)
{
var CompiledMethod = CompileMethodCache.GetCompiledMethod(context.SiteDb, MethodId);
if (CompiledMethod == null)
{
return(null);
}
var ParameterBindings = CompiledMethod.ParameterBindings;
List <object> paras = ParameterBinder.Bind(CompiledMethod.Parameters, ParameterBindings, context.RenderContext.DataContext);
CheckAndAssignDefaultValue(paras, CompiledMethod, context, MethodId);
return(Execute(CompiledMethod, paras.ToArray(), context));
}
/// <summary>
/// For example, Id ==> ReturnType(News).Id;
/// </summary>
/// <param name="key"></param>
/// <param name="value"></param>
/// <param name="context"></param>
/// <returns></returns>
private static object ByMethodReturnType(string key, string value, RenderContext context)
{
string bindingkey = "{" + key + "}";
string expression = DataSources.ParameterBinder.GetBindingKey(value);
var frontcontext = context.GetItem <FrontContext>();
object result = null;
var viewmethods = frontcontext.ViewDataMethods;
foreach (var item in viewmethods)
{
var method = CompileMethodCache.GetCompiledMethod(context.WebSite.SiteDb(), item.MethodId);
bool hasmatch = false;
foreach (var methodparaitem in method.ParameterBindings)
{
if (methodparaitem.Value.Binding == bindingkey)
{
hasmatch = true;
break;
}
}
if (!hasmatch)
{
continue;
}
var returntype = method.ReturnType;
string newkey;
int dotindex = expression.IndexOf(".");
if (dotindex > 0)
{
newkey = returntype.Name + expression.Substring(dotindex);
}
else
{
newkey = returntype.Name + "." + expression;
}
result = context.DataContext.GetValue(newkey);
if (result != null)
{
return(result);
}
dotindex = key.IndexOf(".");
if (dotindex > 0)
{
newkey = returntype.Name + key.Substring(dotindex);
}
else
{
newkey = returntype.Name + "." + key;
}
result = context.DataContext.GetValue(newkey);
if (result != null)
{
return(result);
}
}
return(result);
}
public static object ExecuteViewDataMethod(Render.FrontContext context, ViewDataMethod ViewMethod, DataContext parentDataContext = null)
{
var CompiledMethod = CompileMethodCache.GetCompiledMethod(context.SiteDb, ViewMethod.MethodId);
if (CompiledMethod == null)
{
return(null);
}
var ParameterBindings = CompiledMethod.ParameterBindings;
DataContext dataContext = parentDataContext == null ? context.RenderContext.DataContext : parentDataContext;
if (CompiledMethod.IsKScript)
{
var dictparas = ParameterBinder.BindKScript(CompiledMethod.Parameters, ParameterBindings, dataContext);
return(Kooboo.Sites.Scripting.Manager.ExecuteDataSource(context.RenderContext, CompiledMethod.CodeId, dictparas));
}
List <object> paras = ParameterBinder.Bind(CompiledMethod.Parameters, ParameterBindings, dataContext);
CheckAndAssignDefaultValue(paras, CompiledMethod, context, ViewMethod.MethodId);
var result = Execute(CompiledMethod, paras.ToArray(), context);
if (result == null)
{
return(null);
}
if (ViewMethod.HasChildren)
{
var type = result.GetType();
if (Kooboo.Lib.Reflection.TypeHelper.IsGenericCollection(type))
{
List <DataMethodResult> results = new List <DataMethodResult>();
var itemcollection = ((IEnumerable)result).Cast <object>().ToList();
foreach (var item in itemcollection)
{
var itemresult = ExecuteSubViewDataMethod(context, item, ViewMethod.Children);
results.Add(itemresult);
}
return(results);
}
else if (result is PagedResult)
{
var pagedresult = result as PagedResult;
List <DataMethodResult> results = new List <DataMethodResult>();
var itemcollection = ((IEnumerable)pagedresult.DataList).Cast <object>().ToList();
foreach (var item in itemcollection)
{
var itemresult = ExecuteSubViewDataMethod(context, item, ViewMethod.Children);
results.Add(itemresult);
}
pagedresult.DataList = results.ToList <object>();
return(pagedresult);
}
else
{
return(ExecuteSubViewDataMethod(context, result, ViewMethod.Children));
}
}
else
{
return(result);
}
}