private static void RenderRows_FromDataTable(RenderContext ctx)
{
var data = (DataTable)ctx.Rows;
foreach (DataRow row in data.Rows)
{
var rowEntity = new Entity();
rowEntity.Class = KnownClasses.Row;
rowEntity.Rel = KnownRelations.Row;
rowEntity.Properties = new Media.PropertyCollection();
foreach (DataColumn col in data.Columns)
{
var value = row[col];
if (value != null)
{
var name = Conventions.MakeFieldName(col);
rowEntity.Properties.Add(name, value);
}
}
ctx.Entity.Entities.Add(rowEntity);
LinkRenderer.RenderRowLinks(ctx, rowEntity, row);
}
ctx.Entity.Properties.Add("_rowCount", data.Rows.Count);
}
static PropertyInfo[] RenderRows_FromEnumerable(RenderContext ctx)
{
var data = ((IEnumerable)ctx.Rows).Cast <object>();
var allProperties = new List <PropertyInfo>();
var count = 0;
foreach (var row in data)
{
var rowEntity = new Entity();
rowEntity.Class = new NameCollection();
rowEntity.Class.Add(KnownClasses.Row);
var entityClass = Conventions.MakeClassName(row);
if (entityClass != null)
{
rowEntity.Class.Add(entityClass);
}
rowEntity.Rel = KnownRelations.Row;
rowEntity.Properties = new Media.PropertyCollection();
var properties = row.GetType().GetProperties();
foreach (var property in properties)
{
if (!allProperties.Contains(property))
{
allProperties.Add(property);
}
var value = property.GetValue(row);
if (value != null)
{
var name = Conventions.MakeFieldName(property.Name);
rowEntity.Properties.Add(name, value);
}
}
LinkRenderer.RenderRowLinks(ctx, rowEntity, row);
ctx.Entity.Entities.Add(rowEntity);
count++;
}
ctx.Entity.Properties.Add("_rowCount", count);
var knownProperties = (
from property in allProperties
let name = Conventions.MakeFieldName(property.Name)
group property by name into g
select g.First()
).ToArray();
return(knownProperties);
}
public static void RenderData(RenderContext ctx)
{
if (!ctx.Query.HasMethod("GetData"))
{
return;
}
if (ctx.Entity.Class == null)
{
ctx.Entity.Class = new NameCollection();
}
if (ctx.Entity.Properties == null)
{
ctx.Entity.Properties = new Media.PropertyCollection();
}
ctx.Entity.Class.AddAt(0, KnownClasses.Data);
var type = GetDataType(ctx);
if (type == typeof(DataTable))
{
RenderData_FromDataTable(ctx);
InferDataHeaders_FromDataTable(ctx);
var data = (DataTable)ctx.Data;
var row = data?.Rows.Cast <DataRow>().FirstOrDefault();
if (row != null)
{
LinkRenderer.RenderDataLinks(ctx, row);
}
}
else
{
RenderData_FromObject(ctx);
InferDataHeaders_FromObject(ctx);
if (ctx.Data != null)
{
LinkRenderer.RenderDataLinks(ctx, ctx.Data);
}
}
UpdateDataHeaders(ctx);
}
public static void RenderLinks(RenderContext ctx)
{
LinkRenderer.RenderLinks(ctx);
}
