/// <summary>
/// Used during serialization to compress properties
/// </summary>
/// <param name="content"></param>
/// <param name="model"></param>
/// <param name="published"></param>
/// <remarks>
/// This will essentially 'double compress' property data. The MsgPack data as a whole will already be compressed
/// but this will go a step further and double compress property data so that it is stored in the nucache file
/// as compressed bytes and therefore will exist in memory as compressed bytes. That is, until the bytes are
/// read/decompressed as a string to be displayed on the front-end. This allows for potentially a significant
/// memory savings but could also affect performance of first rendering pages while decompression occurs.
/// </remarks>
private void Compress(IReadOnlyContentBase content, ContentCacheDataModel model, bool published)
{
if (model.PropertyData is null)
{
return;
}
foreach (var propertyAliasToData in model.PropertyData)
{
if (_propertyOptions.IsCompressed(content, propertyAliasToData.Key, published))
{
foreach (var property in propertyAliasToData.Value.Where(x => x.Value != null && x.Value is string))
{
if (property.Value is string propertyValue)
{
property.Value = LZ4Pickler.Pickle(Encoding.UTF8.GetBytes(propertyValue), LZ4Level.L00_FAST);
}
}
foreach (var property in propertyAliasToData.Value.Where(x => x.Value != null && x.Value is int intVal))
{
property.Value = Convert.ToBoolean((int?)property.Value);
}
}
}
}
/// <summary>
/// Used during serialization to compress properties
/// </summary>
/// <param name="model"></param>
/// <remarks>
/// This will essentially 'double compress' property data. The MsgPack data as a whole will already be compressed
/// but this will go a step further and double compress property data so that it is stored in the nucache file
/// as compressed bytes and therefore will exist in memory as compressed bytes. That is, until the bytes are
/// read/decompressed as a string to be displayed on the front-end. This allows for potentially a significant
/// memory savings but could also affect performance of first rendering pages while decompression occurs.
/// </remarks>
private void Compress(IReadOnlyContentBase content, ContentCacheDataModel model)
{
foreach (var propertyAliasToData in model.PropertyData)
{
if (_propertyOptions.IsCompressed(content, propertyAliasToData.Key))
{
foreach (var property in propertyAliasToData.Value.Where(x => x.Value != null && x.Value is string))
{
property.Value = LZ4Pickler.Pickle(Encoding.UTF8.GetBytes((string)property.Value), LZ4Level.L00_FAST);
}
}
}
}
