public static CanvasModel GetObjectByPage(IContent node)
{
try
{
string json = node.GetValue<string>("canvas");
var model = new CanvasModel();
if (!string.IsNullOrEmpty(json))
{
model = JsonConvert.DeserializeObject<CanvasModel>(json);
}
return model;
}
catch (Exception ex)
{
Log.Error("Canvas error on GetObjectByPage in Repository.", ex);
return null;
}
}
public static CanvasModel GetObjectByNode(IPublishedContent node)
{
try
{
var model = new CanvasModel();
if (node.HasProperty("canvas") && node.HasValue("canvas"))
{
string json = node.GetPropertyValue<string>("canvas");
model = JsonConvert.DeserializeObject<CanvasModel>(json);
}
return model;
}
catch (Exception ex)
{
Log.Error("Canvas error on GetObjectByNode in Repository.", ex);
return null;
}
}
public static CanvasView Get(string alias, bool isAuthenticated)
{
try
{
var View = new CanvasView();
int pageId = UmbracoContext.Current.PageId.Value;
if (isAuthenticated)
{
var cs = ApplicationContext.Current.Services.ContentService;
var page = cs.GetById(pageId);
var model = Repository.GetObjectById(pageId);
// Find area recurcivly
if (model.Areas.All(x => x.Alias != alias))
{
// Did not find area
// Check if there is a root area, create it if not.
Log.Info("Canvas - Did not find area, try to create it: " + alias);
var area = new CanvasArea();
area.Alias = alias;
if (model.Areas.Any())
{
// Append new
model.Areas.Add(area);
Repository.SaveJson(model, pageId);
page = cs.GetById(pageId);
}
else
{
// Create new
var areaModel = new CanvasModel();
areaModel.Areas.Add(area);
Repository.SaveJson(areaModel, pageId);
page = cs.GetById(pageId);
}
}
View.page = page;
View.viewName = "/Views/Canvas/Backend.cshtml";
}
else
{
View.node = UmbracoContext.Current.ContentCache.GetById(pageId);
View.viewName = "/Views/Canvas/FrontEnd.cshtml";
}
View.alias = alias;
return View;
}
catch (Exception ex)
{
Log.Error("Canvas error on Get in ViewHelper.", ex);
return null;
}
}
public JsonResult AddControl(string areaAlias, string controlType, int pageId)
{
var controlId = Guid.NewGuid();
string columns = "6:medium:;6:medium:";
var model = Repository.GetObjectById(pageId);
if (model != null && !string.IsNullOrEmpty(controlType) && !string.IsNullOrEmpty(areaAlias))
{
// Find Area In Grid/Section or Root
foreach (var area in model.Areas)
{
FindArea(area, areaAlias);
}
if (AreaResult != null)
{
var control = new CanvasControl
{
ControlID = controlId,
Type = controlType
};
// If control is grid then create area inside it
if (controlType == "Grid")
{
control.Columns = columns;
int p = 0;
foreach (var column in columns.Split(';').Where(x => !string.IsNullOrEmpty(x)))
{
string col = column.Split(':')[0];
var area = new CanvasArea {Alias = "grid-" + col + "-" + controlId.ToString() + "-" + p};
control.Areas.Add(area);
p++;
}
}
// If control is section then create area inside it
if (controlType == "Section")
{
var area = new CanvasArea {Alias = "section-" + controlId.ToString()};
control.Areas.Add(area);
}
AreaResult.Controls.Add(control);
}
// Convert model back to json for saving
Repository.SaveJson(model, pageId);
}
else
{
// If no area is found, create it
var m = new CanvasModel();
var area = new CanvasArea {Alias = areaAlias};
var control = new CanvasControl
{
ControlID = controlId,
Type = controlType
};
area.Controls.Add(control);
m.Areas.Add(area);
Repository.SaveJson(m, pageId);
}
return Json(new { success = true, controlType = controlType, controlId = controlId.ToString(), pageId = pageId });
}
public static bool SaveJson(CanvasModel model, int pageId)
{
try
{
var node = cs.GetById(pageId);
var newJson = JsonConvert.SerializeObject(model, Formatting.None);
node.SetValue("canvas", newJson.ToString());
var currentUser = Authorize.GetCurrentUser();
cs.Save(node, currentUser.Id);
return true;
}
catch (Exception ex)
{
Log.Error("Canvas error on SaveJson in Repository.", ex);
return false;
}
}