/// <summary>
/// Determines the searchType requested by the user from the request.
/// </summary>
/// <param name="request">the httprequest</param>
/// <returns>the searchType specified by the user, OR otherwise</returns>
protected virtual FilterInfo.SearchType GetSearchType(HttpRequest request)
{
if (FilterInfo.ContainsFilterInfo(request))
{
return((!string.IsNullOrEmpty(request.Params["searchType"]) && "or".Equals(request.Params["searchType"], StringComparison.CurrentCultureIgnoreCase)) ?
FilterInfo.SearchType.OR : FilterInfo.SearchType.AND);
}
return((!string.IsNullOrEmpty(request.Params["searchType"]) && "and".Equals(request.Params["searchType"], StringComparison.CurrentCultureIgnoreCase)) ?
FilterInfo.SearchType.AND : FilterInfo.SearchType.OR);
}
/// <summary>
/// Creates a FilterInfo instance from the httprequest.
/// </summary>
/// <param name="request">the httprequest</param>
/// <returns>The FilterInfo instance, null if the filterInfo param is not specified.</returns>
protected virtual FilterInfo CreateFilter(HttpRequest request)
{
FilterInfo filterInfo = null;
if (FilterInfo.ContainsFilterInfo(request))
{
//Paging will be performed on server side
if (request.Params["filterInfo"] != null)
{
string json = request.Params["filterInfo"];
JavaScriptSerializer ser = new JavaScriptSerializer();
ser.RegisterConverters(new JavaScriptConverter[] { new FilterInfoConverter() });
filterInfo = ser.Deserialize <FilterInfo>(json);
}
else
{
filterInfo = new FilterInfo(request);
}
}
return(filterInfo);
}