public object GetPropertyValueByDataSource(string text)
{
if (string.IsNullOrWhiteSpace(text))
{
return(text);
}
if (text.Trim().StartsWith("{"))
{
DataSourceVariable variable = null;
try
{
variable = JsonConvert.DeserializeObject <DataSourceVariable>(text, new JsonSerializerSettings()
{
MissingMemberHandling = MissingMemberHandling.Error
});
}
catch
{
return(text);
}
if (variable != null)
{
return(GetPropertyValueByDataSource(variable));
}
}
return(text);
}
public object GetPropertyValueByDataSource(DataSourceVariable variable)
{
if (variable == null)
{
throw new NullReferenceException(nameof(variable));
}
try
{
object result = null;
switch (variable.Type)
{
case DataSourceVariableType.DATASOURCE:
result = GetProperty(variable.String);
break;
case DataSourceVariableType.CODE:
if (SafeCodeDataVariable)
{
try { result = CodeEvalService.Evaluate(variable.String, erpPageModel); } catch { result = null; }
}
else
{
result = CodeEvalService.Evaluate(variable.String, erpPageModel);
}
break;
case DataSourceVariableType.HTML:
result = variable.String;
break;
default:
throw new NotSupportedException(variable.Type.ToString());
}
if (result is string)
{
if (string.IsNullOrWhiteSpace(result as string))
{
return(variable.Default);
}
}
else
{
if (result is null)
{
return(variable.Default);
}
}
return(result);
}
catch (PropertyDoesNotExistException)
{
return(variable.Default);
}
catch (Exception)
{
throw;
}
}
public object GetPropertyValueByDataSource(string text)
{
if (string.IsNullOrWhiteSpace(text))
{
return(text);
}
if (text.Trim().StartsWith("{"))
{
DataSourceVariable variable = null;
try
{
variable = JsonConvert.DeserializeObject <DataSourceVariable>(text);
}
catch
{
return(text);
}
if (variable != null)
{
return(GetPropertyValueByDataSource(variable));
}
}
return(text);
}
public object GetPropertyValueByDataSource(DataSourceVariable variable)
{
if (variable == null)
{
throw new NullReferenceException(nameof(variable));
}
try
{
object result = null;
switch (variable.Type)
{
case DataSourceVariableType.DATASOURCE:
result = GetProperty(variable.String);
break;
case DataSourceVariableType.CODE:
if (SafeCodeDataVariable)
{
try { result = CodeEvalService.Evaluate(variable.String, erpPageModel); } catch { result = null; }
}
else
{
result = CodeEvalService.Evaluate(variable.String, erpPageModel);
}
break;
case DataSourceVariableType.HTML:
result = variable.String;
break;
case DataSourceVariableType.SNIPPET:
if (SafeCodeDataVariable)
{
var snippet = SnippetService.GetSnippet(variable.String);
if (snippet == null)
{
result = $"Snippet '{variable.String}' is not found.";
}
else
{
if (snippet.Name.ToLowerInvariant().EndsWith(".cs"))
{
string csCode = snippet.GetText();
try { result = CodeEvalService.Evaluate(csCode, erpPageModel); } catch { result = null; }
}
else
{
result = snippet.GetText();
}
}
}
else
{
var snippet = SnippetService.GetSnippet(variable.String);
if (snippet == null)
{
result = $"Snippet '{variable.String}' is not found.";
}
else
{
if (snippet.Name.ToLowerInvariant().EndsWith(".cs"))
{
string csCode = snippet.GetText();
result = CodeEvalService.Evaluate(csCode, erpPageModel);
}
else
{
result = snippet.GetText();
}
}
}
break;
default:
throw new NotSupportedException(variable.Type.ToString());
}
if (result is string)
{
if (string.IsNullOrWhiteSpace(result as string))
{
return(variable.Default);
}
}
else
{
if (result is null)
{
return(variable.Default);
}
}
return(result);
}
catch (PropertyDoesNotExistException)
{
return(variable.Default);
}
catch (Exception)
{
throw;
}
}