private void InnerMinify(IAsset asset, JsPacker jsPacker)
{
string newContent;
string assetUrl = asset.Url;
try
{
newContent = jsPacker.Pack(asset.Content);
}
catch (JsPackingException e)
{
throw new AssetMinificationException(
string.Format(CoreStrings.Minifiers_MinificationSyntaxError,
CODE_TYPE, assetUrl, MINIFIER_NAME, e.Message));
}
catch (Exception e)
{
throw new AssetMinificationException(
string.Format(CoreStrings.Minifiers_MinificationFailed,
CODE_TYPE, assetUrl, MINIFIER_NAME, e.Message));
}
asset.Content = newContent;
asset.Minified = true;
}
/// <summary>
/// Produces a code minifiction of JS assets by using Dean Edwards' Packer
/// </summary>
/// <param name="assets">Set of JS assets</param>
/// <returns>Set of JS assets with minified text content</returns>
public IList <IAsset> Minify(IList <IAsset> assets)
{
if (assets == null)
{
throw new ArgumentNullException(
nameof(assets),
string.Format(CoreStrings.Common_ArgumentIsNull, nameof(assets))
);
}
if (assets.Count == 0)
{
return(assets);
}
var assetsToProcessing = assets.Where(a => a.IsScript && !a.Minified).ToList();
if (assetsToProcessing.Count == 0)
{
return(assets);
}
PackingOptions options = CreatePackingOptions();
using (var jsPacker = new JsPacker(_createJsEngineInstance, options))
{
foreach (var asset in assetsToProcessing)
{
InnerMinify(asset, jsPacker);
}
}
return(assets);
}
/// <summary>
/// Produces a code minifiction of JS asset by using Dean Edwards' Packer
/// </summary>
/// <param name="asset">JS asset</param>
/// <returns>JS asset with minified text content</returns>
public IAsset Minify(IAsset asset)
{
if (asset == null)
{
throw new ArgumentException(CoreStrings.Common_ValueIsEmpty, "asset");
}
if (asset.Minified)
{
return(asset);
}
PackingOptions options = CreatePackingOptions();
using (var jsPacker = new JsPacker(_createJsEngineInstance, options))
{
InnerMinify(asset, jsPacker);
}
return(asset);
}
/// <summary>
/// Produces a code minifiction of JS asset by using Dean Edwards' Packer
/// </summary>
/// <param name="asset">JS asset</param>
/// <returns>JS asset with minified text content</returns>
public IAsset Minify(IAsset asset)
{
if (asset == null)
{
throw new ArgumentNullException(
nameof(asset),
string.Format(CoreStrings.Common_ArgumentIsNull, nameof(asset))
);
}
if (asset.Minified)
{
return(asset);
}
PackingOptions options = CreatePackingOptions();
using (var jsPacker = new JsPacker(_createJsEngineInstance, options))
{
InnerMinify(asset, jsPacker);
}
return(asset);
}
private void InnerMinify(IAsset asset, JsPacker jsPacker, bool shrinkVariables, bool base62Encode)
{
string newContent;
string assetVirtualPath = asset.VirtualPath;
try
{
newContent = jsPacker.Pack(asset.Content, base62Encode, shrinkVariables);
}
catch (JsPackingException e)
{
throw new AssetMinificationException(
string.Format(CoreStrings.Minifiers_MinificationSyntaxError,
CODE_TYPE, assetVirtualPath, MINIFIER_NAME, e.Message));
}
catch (Exception e)
{
throw new AssetMinificationException(
string.Format(CoreStrings.Minifiers_MinificationFailed,
CODE_TYPE, assetVirtualPath, MINIFIER_NAME, e.Message));
}
asset.Content = newContent;
asset.Minified = true;
}
/// <summary>
/// Produces a code minifiction of JS-assets by using Dean Edwards' Packer
/// </summary>
/// <param name="assets">Set of JS-assets</param>
/// <returns>Set of JS-assets with minified text content</returns>
public IList<IAsset> Minify(IList<IAsset> assets)
{
if (assets == null)
{
throw new ArgumentException(CoreStrings.Common_ValueIsEmpty, "assets");
}
if (assets.Count == 0)
{
return assets;
}
var assetsToProcessing = assets.Where(a => a.IsScript && !a.Minified).ToList();
if (assetsToProcessing.Count == 0)
{
return assets;
}
bool shrinkVariables = ShrinkVariables;
bool base62Encode = Base62Encode;
using (var jsPacker = new JsPacker(_createJsEngineInstance))
{
foreach (var asset in assetsToProcessing)
{
InnerMinify(asset, jsPacker, shrinkVariables, base62Encode);
}
}
return assets;
}
/// <summary>
/// Produces a code minifiction of JS-asset by using Dean Edwards' Packer
/// </summary>
/// <param name="asset">JS-asset</param>
/// <returns>JS-asset with minified text content</returns>
public IAsset Minify(IAsset asset)
{
if (asset == null)
{
throw new ArgumentException(CoreStrings.Common_ValueIsEmpty, "asset");
}
if (asset.Minified)
{
return asset;
}
using (var jsPacker = new JsPacker(_createJsEngineInstance))
{
InnerMinify(asset, jsPacker, ShrinkVariables, Base62Encode);
}
return asset;
}
