/// <summary>
/// Produces a code minifiction of CSS assets by using Sergey Kryzhanovsky's CSSO (CSS Optimizer)
/// </summary>
/// <param name="assets">Set of CSS assets</param>
/// <returns>Set of CSS 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.IsStylesheet && !a.Minified).ToList();
if (assetsToProcessing.Count == 0)
{
return(assets);
}
OptimizationOptions options = CreateOptimizationOptions();
using (var cssOptimizer = new CssOptimizer(_createJsEngineInstance, options))
{
foreach (var asset in assetsToProcessing)
{
InnerMinify(asset, cssOptimizer);
}
}
return(assets);
}
private void InnerMinify(IAsset asset, CssOptimizer cssOptimizer)
{
string newContent;
string assetUrl = asset.Url;
try
{
newContent = cssOptimizer.Optimize(asset.Content, assetUrl);
}
catch (CssOptimizationException 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), e);
}
asset.Content = newContent;
asset.Minified = true;
}
/// <summary>
/// Produces a code minifiction of CSS asset by using Sergey Kryzhanovsky's CSSO (CSS Optimizer)
/// </summary>
/// <param name="asset">CSS asset</param>
/// <returns>CSS 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);
}
OptimizationOptions options = CreateOptimizationOptions();
using (var cssOptimizer = new CssOptimizer(_createJsEngineInstance, options))
{
InnerMinify(asset, cssOptimizer);
}
return(asset);
}
/// <summary>
/// Produces a code minifiction of CSS asset by using Sergey Kryzhanovsky's CSSO (CSS Optimizer)
/// </summary>
/// <param name="asset">CSS asset</param>
/// <returns>CSS 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);
}
OptimizationOptions options = CreateOptimizationOptions();
using (var cssOptimizer = new CssOptimizer(_createJsEngineInstance, options))
{
InnerMinify(asset, cssOptimizer);
}
return(asset);
}
/// <summary>
/// Produces a code minifiction of CSS-asset by using Sergey Kryzhanovsky's CSSO (CSS Optimizer)
/// </summary>
/// <param name="asset">CSS-asset</param>
/// <returns>CSS-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 cssOptimizer = new CssOptimizer(_createJsEngineInstance))
{
InnerMinify(asset, cssOptimizer, DisableRestructuring);
}
return asset;
}
private void InnerMinify(IAsset asset, CssOptimizer cssOptimizer, bool disableRestructuring)
{
string newContent;
string assetUrl = asset.Url;
try
{
newContent = cssOptimizer.Optimize(asset.Content, assetUrl, disableRestructuring);
}
catch (CssOptimizingException 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), e);
}
asset.Content = newContent;
asset.Minified = true;
}
/// <summary>
/// Produces a code minifiction of CSS-assets by using Sergey Kryzhanovsky's CSSO (CSS Optimizer)
/// </summary>
/// <param name="assets">Set of CSS-assets</param>
/// <returns>Set of CSS-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.IsStylesheet && !a.Minified).ToList();
if (assetsToProcessing.Count == 0)
{
return assets;
}
bool disableRestructuring = DisableRestructuring;
using (var cssOptimizer = new CssOptimizer(_createJsEngineInstance))
{
foreach (var asset in assetsToProcessing)
{
InnerMinify(asset, cssOptimizer, disableRestructuring);
}
}
return assets;
}