/// <summary>
/// Minifies Css
/// </summary>
/// <param name="fileProcessContext"></param>
/// <returns></returns>
public Task <string> ProcessAsync(FileProcessContext fileProcessContext)
{
using (var reader = new StringReader(fileProcessContext.FileContent))
{
return(Task.FromResult(Minify(reader)));
}
}
public Task<string> ProcessAsync(FileProcessContext fileProcessContext)
{
//ensure the Urls in the css are changed to absolute
var parsedUrls = ReplaceUrlsWithAbsolutePaths(fileProcessContext.FileContent, fileProcessContext.WebFile.FilePath, _http.HttpContext.Request);
return Task.FromResult(parsedUrls);
}
/// <summary>
/// Minifies Css
/// </summary>
/// <param name="fileProcessContext"></param>
/// <returns></returns>
public Task<string> ProcessAsync(FileProcessContext fileProcessContext)
{
using (var reader = new StringReader(fileProcessContext.FileContent))
{
return Task.FromResult(Minify(reader));
}
}
public Task <string> ProcessAsync(FileProcessContext fileProcessContext)
{
//ensure the Urls in the css are changed to absolute
var parsedUrls = ReplaceUrlsWithAbsolutePaths(fileProcessContext.FileContent, fileProcessContext.WebFile.FilePath, _http.HttpContext.Request);
return(Task.FromResult(parsedUrls));
}
public Task ProcessAsync(FileProcessContext fileProcessContext, PreProcessorDelegate next)
{
//ensure the Urls in the css are changed to absolute
var parsedUrls = ReplaceUrlsWithAbsolutePaths(fileProcessContext.FileContent, fileProcessContext.WebFile.FilePath);
fileProcessContext.Update(parsedUrls);
return(next(fileProcessContext));
}
public Task ProcessAsync(FileProcessContext fileProcessContext, PreProcessorDelegate next)
{
var jsMin = new JsMin();
var result = jsMin.ProcessAsync(fileProcessContext);
fileProcessContext.Update(result);
return(next(fileProcessContext));
}
public async Task<string> ProcessAsync(FileProcessContext fileProcessContext)
{
foreach (var p in Processors)
{
fileProcessContext.FileContent = await p.ProcessAsync(fileProcessContext);
}
return fileProcessContext.FileContent;
}
public async Task <string> ProcessAsync(FileProcessContext fileProcessContext)
{
foreach (var p in Processors)
{
fileProcessContext.FileContent = await p.ProcessAsync(fileProcessContext);
}
return(fileProcessContext.FileContent);
}
/// <summary>
/// Minifies Css
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
public Task<string> ProcessAsync(FileProcessContext fileProcessContext)
{
var input = fileProcessContext.FileContent;
input = Regex.Replace(input, @"[\n\r]+\s*", string.Empty);
input = Regex.Replace(input, @"\s+", " ");
input = Regex.Replace(input, @"\s?([:,;{}])\s?", "$1");
input = Regex.Replace(input, @"([\s:]0)(px|pt|%|em)", "$1");
input = Regex.Replace(input, @"/\*[\d\D]*?\*/", string.Empty);
return Task.FromResult(input);
}
/// <summary>
/// Minifies Css
/// </summary>
/// <param name="fileProcessContext"></param>
/// <param name="next"></param>
/// <returns></returns>
public async Task ProcessAsync(FileProcessContext fileProcessContext, PreProcessorDelegate next)
{
using (var reader = new StringReader(fileProcessContext.FileContent))
{
var cssMin = new CssMin();
var minResult = cssMin.Minify(reader);
fileProcessContext.Update(minResult);
await next(fileProcessContext);
}
}
public Task<string> ProcessAsync(FileProcessContext fileProcessContext)
{
StringBuilder sb = new StringBuilder();
using (sr = new StringReader(fileProcessContext.FileContent))
{
using (sw = new StringWriter(sb))
{
jsmin();
}
}
return Task.FromResult(sb.ToString());
}
public async Task ProcessAsync(FileProcessContext fileProcessContext, PreProcessorDelegate next)
{
var sb = new StringBuilder();
IEnumerable <string> importedPaths;
var removedImports = ParseImportStatements(fileProcessContext.FileContent, out importedPaths);
//need to write the imported sheets first since these theoretically should *always* be at the top for browser to support them
foreach (var importPath in importedPaths)
{
var uri = new Uri(fileProcessContext.WebFile.FilePath, UriKind.RelativeOrAbsolute).MakeAbsoluteUri(_siteInfo.GetBaseUrl());
var absolute = uri.ToAbsolutePath(importPath);
var path = _requestHelper.Content(absolute);
//is it external?
if (path.Contains(Constants.SchemeDelimiter))
{
//Pretty sure we just leave the external refs in there
//TODO: Look in CDF, we have tests for this, pretty sure the ParseImportStatements removes that
}
else
{
//it's internal (in theory)
var filePath = _fileSystemHelper.GetFileInfo(path);
var content = await _fileSystemHelper.ReadContentsAsync(filePath);
//This needs to be put back through the whole pre-processor pipeline before being added,
// so we'll clone the original webfile with it's new path, this will inherit the whole pipeline,
// and then we'll execute the pipeline for that file
var clone = fileProcessContext.WebFile.Duplicate(path);
var processed = await clone.Pipeline.ProcessAsync(new FileProcessContext(content, clone, fileProcessContext.BundleContext));
sb.Append(processed);
//// _fileSystemHelper.MapWebPath(path.StartsWith("/") ? path : string.Format("~/{0}", path));
//if (System.IO.File.Exists(filePath))
//{
//}
//else
//{
// //TODO: Need to log this
//}
}
}
sb.Append(removedImports);
fileProcessContext.Update(sb.ToString());
await next(fileProcessContext);
}
public string ProcessAsync(FileProcessContext fileProcessContext)
{
var sb = new StringBuilder();
using (_sr = new StringReader(fileProcessContext.FileContent))
using (_sw = new StringWriter(sb))
{
ExecuteJsMin();
}
//ensure there's a semicolon
sb.Append(";");
return(sb.ToString());
}
public Task <string> ProcessAsync(FileProcessContext fileProcessContext)
{
StringBuilder sb = new StringBuilder();
using (sr = new StringReader(fileProcessContext.FileContent))
{
using (sw = new StringWriter(sb))
{
jsmin();
}
}
return(Task.FromResult(sb.ToString()));
}
public async Task<string> ProcessAsync(FileProcessContext fileProcessContext)
{
var sb = new StringBuilder();
IEnumerable<string> importedPaths;
var removedImports = ParseImportStatements(fileProcessContext.FileContent, out importedPaths);
//need to write the imported sheets first since these theoretically should *always* be at the top for browser to support them
foreach (var importPath in importedPaths)
{
var uri = new Uri(fileProcessContext.WebFile.FilePath, UriKind.RelativeOrAbsolute).MakeAbsoluteUri(_http.HttpContext.Request);
var absolute = uri.ToAbsolutePath(importPath);
var path = _fileSystemHelper.NormalizeWebPath(absolute, _http.HttpContext.Request);
//is it external?
if (path.Contains(Constants.SchemeDelimiter))
{
//Pretty sure we just leave the external refs in there
//TODO: Look in CDF, we have tests for this, pretty sure the ParseImportStatements removes that
}
else
{
//it's internal (in theory)
var filePath = _fileSystemHelper.MapPath(string.Format("~/{0}", path));
if (System.IO.File.Exists(filePath))
{
var content = await _fileSystemHelper.ReadContentsAsync(filePath);
//This needs to be put back through the whole pre-processor pipeline before being added,
// so we'll clone the original webfile with it's new path, this will inherit the whole pipeline,
// and then we'll execute the pipeline for that file
var clone = fileProcessContext.WebFile.Duplicate(path);
var processed = await clone.Pipeline.ProcessAsync(new FileProcessContext(content, clone));
sb.Append(processed);
}
else
{
//TODO: Need to log this
}
}
}
sb.Append(removedImports);
return sb.ToString();
}
public async Task <string> ProcessAsync(FileProcessContext fileProcessContext)
{
var queue = new Queue <IPreProcessor>(Processors);
while (queue.Count > 0)
{
var executed = await ProcessNext(queue, fileProcessContext);
//The next item wasn't executed which means the processor terminated
// the pipeline.
if (!executed)
{
break;
}
}
//return output.Result;
return(fileProcessContext.FileContent);
}
/// <summary>
/// Recursively process the next pre-processor until the queue is completed or until the pipeline is terminated
/// </summary>
/// <param name="queue"></param>
/// <param name="fileProcessContext"></param>
/// <returns></returns>
private static async Task <bool> ProcessNext(Queue <IPreProcessor> queue, FileProcessContext fileProcessContext)
{
//Check if there are no more, if not then we're all done
if (queue.Count == 0)
{
return(true);
}
var p = queue.Dequeue();
var executed = false;
await p.ProcessAsync(fileProcessContext, async ctx =>
{
executed = await ProcessNext(queue, ctx);
});
//The next item wasn't executed which means the processor terminated the pipeline.
return(executed);
}
public Task ProcessAsync(FileProcessContext fileProcessContext, PreProcessorDelegate next)
{
var sb = new StringBuilder();
using (var reader = new StringReader(fileProcessContext.FileContent))
{
var line = reader.ReadLine();
while (line != null)
{
var isTrim = true;
var foundIndex = 0;
for (int i = 0; i < line.Length; i++)
{
char c = line[i];
if (isTrim && char.IsWhiteSpace(c))
{
continue;
}
isTrim = false;
if (c == _sourceMappingUrl[foundIndex])
{
foundIndex++;
if (foundIndex == _sourceMappingUrl.Length)
{
// found! parse it
var match = RegexStatements.SourceMap.Match(line);
if (match.Success)
{
var url = match.Groups[1].Value;
// convert to it's absolute path
var contentPath = _requestHelper.Content(fileProcessContext.WebFile.FilePath);
var uri = new Uri(contentPath, UriKind.RelativeOrAbsolute).MakeAbsoluteUri(_siteInfo.GetBaseUrl());
var absolute = uri.ToAbsolutePath(url);
var path = _requestHelper.Content(absolute);
// replace the source map with the correct url
WriteLine(sb, $"{_sourceMappingUrl}={path};");
}
else
{
// should have matched, perhaps the source map is formatted in a weird way, we're going to ignore
// it since if it's rendered without the correct path then other errors will occur.
}
break; // exit for loop
}
}
else
{
// not found on this line
WriteLine(sb, line);
break; // exit for loop
}
}
// next
line = reader.ReadLine();
}
}
fileProcessContext.Update(sb.ToString());
return(next(fileProcessContext));
}
