public void SetUp()
{
currentFolder = Path.GetDirectoryName(Assembly.GetAssembly(this.GetType()).Location);
_compressor = new CssImageUseCdn(new CssImageUseCdnOptions { SiteRoot = currentFolder,
GetCdnImagePath = (path) =>
{
if (path.StartsWith("//"))
return null;
if (path.StartsWith("http"))
return null;
return "//mycdn" + (path.StartsWith("/") ? "" : "/") + path;
}});
}
public PackagerResults Package(Package package, CssPackagerOptions options)
{
_imageEmbedder = new CssImageEmbed(new CssImageEmbedOptions{ SiteRoot = options.SiteRoot, UseDataUrisFor = options != null && options.CompressionOptions != null ? options.CompressionOptions.UseDataUrisFor : null });
_imageUseCdn = new CssImageUseCdn(new CssImageUseCdnOptions { SiteRoot = options.SiteRoot, GetCdnImagePath = options != null && options.CompressionOptions != null ? options.CompressionOptions.GetCdnImagePath : null });
var packagerResult = new PackagerResults();
string outputPath = null;
// concatenate files
if (options.IsCreatePackage)
{
var sb = new StringBuilder();
foreach (var file in package.ComponentFiles)
{
if (String.IsNullOrWhiteSpace(file))
continue;
if (!File.Exists(file))
throw new ArgumentException("File '" + file + "' doesn't exist! (in package " + package.Name + ")");
// data uris
var css = File.ReadAllText(file);
if (options.CompressOutput
&& options.CompressionOptions != null
&& options.CompressionOptions.UseDataUrisFor != null)
{
var embedderResult = _imageEmbedder.Compress(css, file);
css = embedderResult.Output;
packagerResult.Errors = embedderResult.Errors;
packagerResult.Warnings = embedderResult.Warnings;
}
if (options.CompressOutput
&& options.CompressionOptions != null
&& options.CompressionOptions.GetCdnImagePath != null)
{
var embedderResult = _imageUseCdn.Compress(css, file);
css = embedderResult.Output;
packagerResult.Errors = embedderResult.Errors;
packagerResult.Warnings = embedderResult.Warnings;
}
sb.AppendLine(css);
}
// YUI compressor
string output;
if (options.CompressOutput)
output = Yahoo.Yui.Compressor.CssCompressor.Compress(sb.ToString());
else
output = sb.ToString();
var outputNamingParameters = new OutputNamingParameters
{
Package = package,
PackagedOutput = output,
PackagerOptions = options,
OutputFilenameSuffix = "css",
};
var outputFilename = options.OutputNaming(outputNamingParameters);
outputPath = Path.Combine(options.OutputFolder, outputFilename);
File.WriteAllText(outputPath, output);
}
packagerResult.CompiledPackage = new PackagedCss(package, options)
{
OutputFile = outputPath,
IsPackaged = options.IsCreatePackage,
SiteRoot = options.SiteRoot,
};
return packagerResult;
}
