/// <summary>
/// Minifies the specified CSS.
/// </summary>
/// <param name="resource">The CSS to minify.</param>
/// <returns>The minified CSS, if minification was successful; otherwise, the original CSS with minification errors appended at the end.</returns>
public string Minify(string resource)
{
if (String.IsNullOrEmpty(resource))
{
return resource;
}
var settings = new CssSettings
{
AllowEmbeddedAspNetBlocks = false
};
var minifier = new Minifier();
try
{
resource = minifier.MinifyStyleSheet(resource, settings);
}
catch
{
var minificationErrors = String.Join(Environment.NewLine, minifier.Errors);
resource = AppendMinificationErrors(resource, minificationErrors);
if (mLogErrors)
{
CoreServices.EventLog.LogEvent("W", "Resource minification", "CssMinificationFailed", minificationErrors);
}
}
return resource;
}
/// <summary>
/// Minifies the CSS stylesheet passes to it using the given settings, returning the minified results
/// The Errors property will be set with any errors found during the minification process.
/// </summary>
/// <param name="source">CSS Source</param>
/// <param name="settings">CSS minification settings</param>
/// <returns>Minified StyleSheet</returns>
public string MinifyStyleSheet(string source, CssSettings settings, CodeSettings codeSettings)
{
// initialize some values, including the error list (which shoudl start off empty)
string minifiedResults = string.Empty;
m_errors = new List <string>();
// create the parser object and if we specified some settings,
// use it to set the Parser's settings object
CssParser parser = new CssParser();
if (settings != null)
{
parser.Settings = settings;
parser.CodeSettings = codeSettings;
}
// hook the error handler
parser.CssError += new EventHandler <CssErrorEventArgs>(OnCssError);
// try parsing the source and return the results
try
{
minifiedResults = parser.Parse(source);
}
catch (Exception e)
{
m_errors.Add(e.ToString());
}
return(minifiedResults);
}
public static string MinifyString(string extension, string content)
{
if (extension == ".css")
{
Minifier minifier = new Minifier();
CssSettings settings = new CssSettings();
settings.CommentMode = CssComment.None;
if (WESettings.GetBoolean(WESettings.Keys.KeepImportantComments))
{
settings.CommentMode = CssComment.Important;
}
return minifier.MinifyStyleSheet(content, settings);
}
else if (extension == ".js")
{
Minifier minifier = new Minifier();
CodeSettings settings = new CodeSettings()
{
EvalTreatment = EvalTreatment.MakeImmediateSafe,
PreserveImportantComments = WESettings.GetBoolean(WESettings.Keys.KeepImportantComments)
};
return minifier.MinifyJavaScript(content, settings);
}
return null;
}
public CssSettings Clone()
{
// create the new settings object and copy all the properties from
// the current settings
var newSettings = new CssSettings()
{
AllowEmbeddedAspNetBlocks = this.AllowEmbeddedAspNetBlocks,
ColorNames = this.ColorNames,
CommentMode = this.CommentMode,
IgnoreAllErrors = this.IgnoreAllErrors,
IgnoreErrorList = this.IgnoreErrorList,
IndentSize = this.IndentSize,
KillSwitch = this.KillSwitch,
LineBreakThreshold = this.LineBreakThreshold,
MinifyExpressions = this.MinifyExpressions,
OutputMode = this.OutputMode,
PreprocessorDefineList = this.PreprocessorDefineList,
TermSemicolons = this.TermSemicolons,
CssType = this.CssType,
BlocksStartOnSameLine = this.BlocksStartOnSameLine,
};
// add the resource strings (if any)
newSettings.AddResourceStrings(this.ResourceStrings);
return(newSettings);
}
public string CompressContent(string content, bool removeComments)
{
var settings = new CssSettings();
if(removeComments)
settings.CommentMode = CssComment.None;
var minifier = new Minifier();
return minifier.MinifyStyleSheet(content, settings);
}
public string Compress(string content)
{
var cssSettings = new CssSettings();
cssSettings.ColorNames = CssColor.Hex;
cssSettings.ExpandOutput = false;
var value = new Minifier().MinifyStyleSheet(content, cssSettings);
return value;
}
/// <inheritdoc cref="IResourceMinifier.Minify" />
public string Minify(Settings settings, ResourceSet resourceSet, string combinedContent)
{
var outputMode = (OutputMode)OutputMode.ConvertToType(
typeof(OutputMode), Microsoft.Ajax.Utilities.OutputMode.SingleLine);
var codeSettings = new CssSettings()
{
OutputMode = outputMode,
MinifyExpressions = MinifyExpressions == null ? true : MinifyExpressions.Value,
};
return new Minifier().MinifyStyleSheet(combinedContent, codeSettings);
}
public override string MinifyString(string source)
{
Minifier minifier = new Minifier();
var settings = new Microsoft.Ajax.Utilities.CssSettings
{
CommentMode = WESettings.Instance.General.KeepImportantComments ? CssComment.Hacks : CssComment.Important
};
return(minifier.MinifyStyleSheet(source, settings));
}
public static string MinifyString(string extension, string content)
{
if (extension == ".css")
{
Minifier minifier = new Minifier();
CssSettings settings = new CssSettings();
settings.CommentMode = CssComment.None;
if (WESettings.GetBoolean(WESettings.Keys.KeepImportantComments))
{
settings.CommentMode = CssComment.Important;
}
return minifier.MinifyStyleSheet(content, settings);
}
else if (extension == ".js")
{
Minifier minifier = new Minifier();
CodeSettings settings = new CodeSettings()
{
EvalTreatment = EvalTreatment.MakeImmediateSafe,
PreserveImportantComments = WESettings.GetBoolean(WESettings.Keys.KeepImportantComments)
};
return minifier.MinifyJavaScript(content, settings);
}
else if (_htmlExt.Contains(extension.ToLowerInvariant())){
var settings = new HtmlMinificationSettings
{
RemoveOptionalEndTags = false,
AttributeQuotesRemovalMode = HtmlAttributeQuotesRemovalMode.KeepQuotes
};
var minifier = new HtmlMinifier(settings);
MarkupMinificationResult result = minifier.Minify(content, generateStatistics: true);
if (result.Errors.Count == 0)
{
EditorExtensionsPackage.DTE.StatusBar.Text = "Web Essentials: HTML minified by " + result.Statistics.SavedInPercent + "%";
return result.MinifiedContent;
}
else
{
EditorExtensionsPackage.DTE.StatusBar.Text = "Web Essentials: Cannot minify the current selection";
return content;
}
}
return null;
}
/// <summary>
/// Minifies the CSS stylesheet passes to it using the given settings, returning the minified results
/// The ErrorList property will be set with any errors found during the minification process.
/// </summary>
/// <param name="source">CSS Source</param>
/// <param name="settings">CSS minification settings</param>
/// <param name="scriptSettings">JS minification settings to use for expression-minification</param>
/// <returns>Minified StyleSheet</returns>
public string MinifyStyleSheet(string source, CssSettings settings, CodeSettings scriptSettings)
{
// initialize some values, including the error list (which shoudl start off empty)
string minifiedResults = string.Empty;
m_errorList = new List <ContextError>();
// create the parser object and if we specified some settings,
// use it to set the Parser's settings object
CssParser parser = new CssParser();
parser.FileContext = FileName;
if (settings != null)
{
parser.Settings = settings;
}
if (scriptSettings != null)
{
parser.JSSettings = scriptSettings;
}
// hook the error handler
parser.CssError += new EventHandler <CssErrorEventArgs>(OnCssError);
// try parsing the source and return the results
try
{
minifiedResults = parser.Parse(source);
}
catch (Exception e)
{
m_errorList.Add(new ContextError(
true,
0,
null,
null,
null,
this.FileName,
0,
0,
0,
0,
e.Message));
throw;
}
return(minifiedResults);
}
private static void Minify(HttpResponse response, string file, string ext)
{
string content = File.ReadAllText(file);
Minifier minifier = new Minifier();
if (ext == ".css")
{
CssSettings settings = new CssSettings() { CommentMode = CssComment.None };
response.Write(minifier.MinifyStyleSheet(content, settings));
}
else if (ext == ".js")
{
CodeSettings settings = new CodeSettings() { PreserveImportantComments = false };
response.Write(minifier.MinifyJavaScript(content, settings));
}
}
public void Process(BundleContext context, BundleResponse response)
{
var pattern = new Regex(@"url\s*\(\s*([""']?)([^:)]+)\1\s*\)", RegexOptions.IgnoreCase);
response.Content = string.Empty;
// open each of the files
foreach (var file in response.Files)
{
using (var reader = new StreamReader(file.VirtualFile.Open()))
{
var contents = reader.ReadToEnd();
// apply the RegEx to the file (to change relative paths)
var matches = pattern.Matches(contents);
if (matches.Count > 0)
{
var directoryPath = VirtualPathUtility.GetDirectory(file.VirtualFile.VirtualPath);
foreach (Match match in matches)
{
// this is a path that is relative to the CSS file
var imageRelativePath = match.Groups[2].Value;
// get the image virtual path
var imageVirtualPath = VirtualPathUtility.Combine(directoryPath, imageRelativePath);
// convert the image virtual path to absolute
var quote = match.Groups[1].Value;
var replace = String.Format("url({0}{1}{0})", quote, VirtualPathUtility.ToAbsolute(imageVirtualPath));
contents = contents.Replace(match.Groups[0].Value, replace);
}
}
// copy the result into the response.
response.Content = String.Format("{0}\r\n{1}", response.Content, contents);
}
var minifer = new Minifier();
var cs = new CssSettings();
var responseContent = minifer.MinifyStyleSheet(response.Content, cs);
response.Content = responseContent;
}
}
/// <summary>
/// Get settings for the minification
/// </summary>
/// <param name="config"></param>
/// <returns>CssSettings based on the config file.</returns>
public static CssSettings GetSettings(Config config)
{
LoadDefaultSettings(config, "css");
CssSettings settings = new CssSettings();
settings.TermSemicolons = GetValue(config, "termSemicolons") == "True";
string cssComment = GetValue(config, "commentMode");
if (cssComment == "hacks")
settings.CommentMode = CssComment.Hacks;
else if (cssComment == "important")
settings.CommentMode = CssComment.Important;
else if (cssComment == "none")
settings.CommentMode = CssComment.None;
else if (cssComment == "all")
settings.CommentMode = CssComment.All;
string colorNames = GetValue(config, "colorNames");
if (colorNames == "hex")
settings.ColorNames = CssColor.Hex;
else if (colorNames == "major")
settings.ColorNames = CssColor.Major;
else if (colorNames == "noSwap")
settings.ColorNames = CssColor.NoSwap;
else if (colorNames == "strict")
settings.ColorNames = CssColor.Strict;
string outputMode = GetValue(config, "outputMode", "singleLine");
if (outputMode == "multipleLines")
settings.OutputMode = OutputMode.MultipleLines;
else if (outputMode == "singleLine")
settings.OutputMode = OutputMode.SingleLine;
else if (outputMode == "none")
settings.OutputMode = OutputMode.None;
string indentSize = GetValue(config, "indentSize", 2);
int size;
if (int.TryParse(indentSize, out size))
settings.IndentSize = size;
return settings;
}
public CssSettings Clone()
{
// create the new settings object and copy all the properties from
// the current settings
var newSettings = new CssSettings()
{
AllowEmbeddedAspNetBlocks = this.AllowEmbeddedAspNetBlocks,
ColorNames = this.ColorNames,
CommentMode = this.CommentMode,
FixIE8Fonts = this.FixIE8Fonts,
IgnoreAllErrors = this.IgnoreAllErrors,
IgnoreErrorList = this.IgnoreErrorList,
IndentSize = this.IndentSize,
KillSwitch = this.KillSwitch,
LineBreakThreshold = this.LineBreakThreshold,
MinifyExpressions = this.MinifyExpressions,
OutputMode = this.OutputMode,
PreprocessorDefineList = this.PreprocessorDefineList,
TermSemicolons = this.TermSemicolons,
CssType = this.CssType,
BlocksStartOnSameLine = this.BlocksStartOnSameLine,
RemoveEmptyBlocks = this.RemoveEmptyBlocks,
};
// add the resource strings (if any)
newSettings.AddResourceStrings(this.ResourceStrings);
foreach (var item in this.ReplacementTokens)
{
newSettings.ReplacementTokens.Add(item);
}
foreach (var item in this.ReplacementFallbacks)
{
newSettings.ReplacementTokens.Add(item);
}
foreach (var item in this.ExcludeVendorPrefixes)
{
newSettings.ExcludeVendorPrefixes.Add(item);
}
return(newSettings);
}
public virtual string BuildBundleContent(Bundle bundle, BundleContext context, IEnumerable<BundleFile> files)
{
CssSettings settings = new CssSettings();
settings.IgnoreAllErrors = true;
settings.CommentMode = CssComment.None;
var minifier = new Minifier();
var content = new StringBuilder(100000);
foreach (var file in files)
{
FileInfo f = new FileInfo(HttpContext.Current.Server.MapPath(file.VirtualFile.VirtualPath));
string readFile = Read(f);
content.Append(minifier.MinifyStyleSheet(readFile, settings));
content.AppendLine();
}
return content.ToString();
}
public static string Minify(string fullFileName, string text, EnvDTE.ProjectItem projectItem,CssSettings cssSettings)
{
Minifier minifier = new Minifier();
string miniCss = minifier.MinifyStyleSheet(text, cssSettings);
foreach (var err in minifier.ErrorList)
{
if (TaskList.Instance == null)
{
Console.WriteLine(string.Format("{0}({1},{2}){3}", fullFileName, 1, 1, err));
}
else
{
TaskList.Instance.Add(projectItem.ContainingProject, Microsoft.VisualStudio.Shell.TaskErrorCategory.Error, fullFileName, err.StartLine, err.StartColumn, err.Message);
}
}
return miniCss;
}
public CssParser()
{
// default settings
Settings = new CssSettings();
// create a list of strings that represent the namespaces declared
// in a @namespace statement. We will clear this every time we parse a new source string.
m_namespaces = new List<string>();
}
/// <summary>
/// Constructs an instance of the Microsoft Ajax CSS Minifier
/// </summary>
/// <param name="settings">Microsoft Ajax CSS Minifier settings</param>
public MsAjaxCssMinifier(MsAjaxCssMinificationSettings settings)
{
_originalEmbeddedCssSettings = CreateOriginalCssMinifierSettings(settings, false);
_originalInlineCssSettings = CreateOriginalCssMinifierSettings(settings, true);
_originalJsSettings = new CodeSettings();
}
/// <summary>
/// Maps a CSS minifier settings
/// </summary>
/// <param name="originalSettings">Original CSS minifier settings</param>
/// <param name="settings">CSS minifier settings</param>
private static void MapCssSettings(CssSettings originalSettings, MsAjaxCssMinificationSettings settings)
{
MapCommonSettings(originalSettings, settings);
originalSettings.ColorNames = Utils.GetEnumFromOtherEnum<WmmCssColor, MsCssColor>(
settings.ColorNames);
originalSettings.CommentMode = Utils.GetEnumFromOtherEnum<WmmCssComment, MsCssComment>(
settings.CommentMode);
originalSettings.MinifyExpressions = settings.MinifyExpressions;
originalSettings.RemoveEmptyBlocks = settings.RemoveEmptyBlocks;
}
/// <summary>
/// Creates a original CSS minifier settings
/// </summary>
/// <param name="settings">CSS minifier settings</param>
/// <param name="isInlineCode">Flag for whether to create a settings for inline code</param>
/// <returns>Original CSS minifier settings</returns>
private static CssSettings CreateOriginalCssMinifierSettings(MsAjaxCssMinificationSettings settings,
bool isInlineCode)
{
var originalSettings = new CssSettings();
MapCssSettings(originalSettings, settings);
originalSettings.CssType = isInlineCode ? CssType.DeclarationList : CssType.FullStyleSheet;
return originalSettings;
}
/// <summary>
/// Minifies the CSS stylesheet passes to it using the given settings, returning the minified results
/// The ErrorList property will be set with any errors found during the minification process.
/// </summary>
/// <param name="source">CSS Source</param>
/// <param name="settings">CSS minification settings</param>
/// <param name="scriptSettings">JS minification settings to use for expression-minification</param>
/// <returns>Minified StyleSheet</returns>
public string MinifyStyleSheet(string source, CssSettings settings, CodeSettings scriptSettings)
{
// initialize some values, including the error list (which shoudl start off empty)
string minifiedResults = string.Empty;
m_errorList = new List<ContextError>();
// create the parser object and if we specified some settings,
// use it to set the Parser's settings object
CssParser parser = new CssParser();
parser.FileContext = FileName;
if (settings != null)
{
parser.Settings = settings;
}
if (scriptSettings != null)
{
parser.JSSettings = scriptSettings;
}
// hook the error handler
parser.CssError += new EventHandler<CssErrorEventArgs>(OnCssError);
// try parsing the source and return the results
try
{
minifiedResults = parser.Parse(source);
}
catch (Exception e)
{
m_errorList.Add(new ContextError(
true,
0,
null,
null,
null,
this.FileName,
0,
0,
0,
0,
e.Message));
throw;
}
return minifiedResults;
}
public void ProcessRequest(HttpContext context)
{
HttpRequest request = context.Request;
// Read setName, contentType and version. All are required. They are
// used as cache key
string setName = request["s"] ?? string.Empty;
string contentType = request["t"] ?? string.Empty;
string version = request["v"] ?? string.Empty;
// Decide if browser supports compressed response
bool isCompressed = DO_GZIP && this.CanGZip(context.Request);
// Response is written as UTF8 encoding. If you are using languages like
// Arabic, you should change this to proper encoding
UTF8Encoding encoding = new UTF8Encoding(false);
// If the set has already been cached, write the response directly from
// cache. Otherwise generate the response and cache it
if (!this.WriteFromCache(context, setName, version, isCompressed, contentType)) {
using (MemoryStream memoryStream = new MemoryStream(5000)) {
// Decide regular stream or GZipStream based on whether the response
// can be cached or not
using (Stream writer = isCompressed ?
(Stream)(new GZipStream(memoryStream, CompressionMode.Compress)) : memoryStream) {
// Load the files defined in and process each file
string setDefinition = GetFilelist(setName) ?? "";
string[] fileNames = setDefinition.Split(new char[] { ',' },
StringSplitOptions.RemoveEmptyEntries);
string minifiedString = string.Empty;
var minifier = new Minifier();
StringBuilder allScripts = new StringBuilder();
if (contentType == JS_TYPE) {
foreach (string fileName in fileNames) {
byte[] fileBytes = this.GetFileBytes(context, fileName.Trim(), encoding);
allScripts.Append(Encoding.UTF8.GetString(fileBytes));
//writer.Write(fileBytes, 0, fileBytes.Length);
}
var codeSettings = new CodeSettings();
codeSettings.MinifyCode = true;
codeSettings.OutputMode = OutputMode.SingleLine;
//codeSettings.OutputMode = OutputMode.MultipleLines;
codeSettings.InlineSafeStrings = true;
codeSettings.MacSafariQuirks = true;
codeSettings.RemoveUnneededCode = true;
codeSettings.LocalRenaming = LocalRenaming.CrunchAll;
codeSettings.EvalTreatment = EvalTreatment.MakeAllSafe;
//codeSettings.CombineDuplicateLiterals = true;
codeSettings.PreserveFunctionNames = false;
minifiedString = minifier.MinifyJavaScript(allScripts.ToString(), codeSettings);
}
if (contentType == CSS_TYPE) {
CssParser parser = new CssParser();
foreach (string fileName in fileNames) {
byte[] fileBytes = this.GetFileBytes(context, fileName.Trim(), encoding);
string crunchedStyles = parser.Parse(Encoding.UTF8.GetString(fileBytes));
allScripts.Append(crunchedStyles);
}
var cssSettings = new CssSettings();
cssSettings.CommentMode = CssComment.None;
cssSettings.ColorNames = CssColor.Strict;
//cssSettings.ExpandOutput = true;
cssSettings.TermSemicolons = true;
minifiedString = minifier.MinifyStyleSheet(allScripts.ToString(), cssSettings);
}
byte[] rikiki = Encoding.UTF8.GetBytes(minifiedString);
writer.Write(rikiki, 0, rikiki.Length);
writer.Close();
}
// Cache the combined response so that it can be directly written
// in subsequent calls
byte[] responseBytes = memoryStream.ToArray();
context.Cache.Insert(
GetCacheKey(setName, version, isCompressed),
responseBytes,
null,
Cache.NoAbsoluteExpiration,
CACHE_DURATION);
// Generate the response
this.WriteBytes(responseBytes, context, isCompressed, contentType);
}
}
}
public CssSettings Clone()
{
// create the new settings object and copy all the properties from
// the current settings
var newSettings = new CssSettings()
{
AllowEmbeddedAspNetBlocks = this.AllowEmbeddedAspNetBlocks,
ColorNames = this.ColorNames,
CommentMode = this.CommentMode,
IgnoreAllErrors = this.IgnoreAllErrors,
IgnoreErrorList = this.IgnoreErrorList,
IndentSize = this.IndentSize,
KillSwitch = this.KillSwitch,
LineBreakThreshold = this.LineBreakThreshold,
MinifyExpressions = this.MinifyExpressions,
OutputMode = this.OutputMode,
PreprocessorDefineList = this.PreprocessorDefineList,
TermSemicolons = this.TermSemicolons,
CssType = this.CssType,
BlocksStartOnSameLine = this.BlocksStartOnSameLine,
};
// add the resource strings (if any)
newSettings.AddResourceStrings(this.ResourceStrings);
return newSettings;
}
public override IEnumerable<PvcCore.PvcStream> Execute(IEnumerable<PvcCore.PvcStream> inputStreams)
{
var resultStreams = new List<PvcStream>();
SwitchParser switchParser = null;
if (!String.IsNullOrEmpty(this.commandLineSwitches))
{
switchParser = new SwitchParser();
switchParser.Parse(this.commandLineSwitches);
}
foreach (var inputStream in inputStreams)
{
var dirName = Path.GetDirectoryName(inputStream.StreamName);
var fileName = Path.GetFileNameWithoutExtension(inputStream.StreamName) + ".min" + Path.GetExtension(inputStream.StreamName);
var resultName = Path.Combine(dirName, fileName);
var fileContent = new StreamReader(inputStream).ReadToEnd();
var minifier = new Minifier();
var sourceStream = new MemoryStream();
var outputWriter = new StreamWriter(sourceStream);
if (inputStream.StreamName.EndsWith(".js"))
{
// Currently AjaxMin only supports JS source maps
if (this.generateSourceMaps)
{
var resultMapName = resultName + ".map";
var utf8 = new UTF8Encoding(false);
var mapStream = new MemoryStream();
var mapWriter = new SourcemapStreamWriter(mapStream, utf8);
var sourceMap = new V3SourceMap(mapWriter);
if (sourceMap != null)
{
if (switchParser == null)
{
switchParser = new SwitchParser();
}
switchParser.JSSettings.SymbolsMap = sourceMap;
switchParser.JSSettings.TermSemicolons = true;
sourceMap.StartPackage(resultName, resultMapName);
outputWriter.Write(minifier.MinifyJavaScript(fileContent, switchParser.JSSettings));
sourceMap.EndPackage();
sourceMap.EndFile(outputWriter, "\r\n");
sourceMap.Dispose();
mapWriter.Flush();
resultStreams.Add(new PvcStream(() => mapStream).As(resultMapName));
}
}
else
{
CodeSettings settings = new CodeSettings();
if (switchParser != null) settings = switchParser.JSSettings;
outputWriter.Write(minifier.MinifyJavaScript(fileContent, settings));
}
}
else
{
CssSettings settings = new CssSettings();
if (switchParser != null) settings = switchParser.CssSettings;
outputWriter.Write(minifier.MinifyStyleSheet(fileContent, settings));
}
foreach (var error in minifier.ErrorList)
{
Console.Error.WriteLine(error.ToString());
}
outputWriter.Flush();
resultStreams.Add(new PvcStream(() => sourceStream).As(resultName));
}
return resultStreams;
}
public MsCompressor(CssSettings settings)
{
Settings = settings;
}
/// <summary>
/// Minifies the CSS stylesheet passes to it using the given settings, returning the minified results
/// The ErrorList property will be set with any errors found during the minification process.
/// </summary>
/// <param name="source">CSS Source</param>
/// <param name="settings">CSS minification settings</param>
/// <returns>Minified StyleSheet</returns>
public string MinifyStyleSheet(string source, CssSettings settings)
{
// just pass in default settings
return MinifyStyleSheet(source, settings, new CodeSettings());
}
/// <summary>
/// Gets a inline CSS-code parser settings
/// </summary>
/// <returns>Inline CSS-code parser settings</returns>
private CssSettings GetInlineCssParserSettings()
{
var inlineCssParserSettings = new CssSettings();
MapCssSettings(inlineCssParserSettings, _settings);
inlineCssParserSettings.CssType = CssType.DeclarationList;
return inlineCssParserSettings;
}
public SwitchParser()
{
// initialize with default values
JSSettings = new CodeSettings();
CssSettings = new CssSettings();
// see if this is running under the Mono runtime (on UNIX)
m_isMono = Type.GetType("Mono.Runtime") != null;
}
public CssParser()
{
// default settings
Settings = new CssSettings();
// create the default settings we'll use for JS expression minification
// use the defaults, other than to set the kill switch so that it leaves
// string literals alone (so we don't inadvertently change any delimiter chars)
JSSettings = null;
// create a list of strings that represent the namespaces declared
// in a @namespace statement. We will clear this every time we parse a new source string.
m_namespaces = new HashSet<string>();
}
public MicrosoftStylesheetMinifier(CssSettings cssSettings)
{
this.cssSettings = cssSettings;
}
public SwitchParser(CodeSettings scriptSettings, CssSettings cssSettings)
{
// apply the switches to these two settings objects
JSSettings = scriptSettings ?? new CodeSettings();
CssSettings = cssSettings ?? new CssSettings();
}
public override string MinifyString(string source)
{
Minifier minifier = new Minifier();
var settings = new Microsoft.Ajax.Utilities.CssSettings
{
CommentMode = WESettings.Instance.General.KeepImportantComments ? CssComment.Hacks : CssComment.Important
};
return minifier.MinifyStyleSheet(source, settings);
}
/// <summary>
/// Minifies the CSS stylesheet passes to it using the given settings, returning the minified results
/// The ErrorList property will be set with any errors found during the minification process.
/// </summary>
/// <param name="source">CSS Source</param>
/// <param name="settings">CSS minification settings</param>
/// <returns>Minified StyleSheet</returns>
public string MinifyStyleSheet(string source, CssSettings settings)
{
// just pass in default settings
return(MinifyStyleSheet(source, settings, new CodeSettings()));
}
public MsMinifier(CssSettings settings)
{
Settings = settings;
}
private void minifyButton_Click(object sender, EventArgs e)
{
this.ccsb.SetMessage("Minify in progress...");
this.Refresh();
foreach (var item in webResourceListView.CheckedItems)
{
var entity = (Entity)((ListViewItem)item).Tag;
if(entity.GetAttributeValue<OptionSetValue>("webresourcetype").Value == 3)
{
CodeSettings cs = new CodeSettings()
{
//common
AllowEmbeddedAspNetBlocks = aspnetCheckBox.Checked,
BlocksStartOnSameLine = (BlockStart)((ComboBoxItem)bracesComboBox.SelectedItem).Value,
IgnoreAllErrors = IgnoreAllErrorsCheckBox.Checked,
//js specific
AlwaysEscapeNonAscii = asciiCheckBox.Checked,
CollapseToLiteral = collapseCheckBox.Checked,
ConstStatementsMozilla = ConstStatementsMozillaCheckBox.Checked,
ErrorIfNotInlineSafe = ErrorIfNotInlineSafeCheckBox.Checked,
EvalLiteralExpressions = EvalLiteralExpressionsCheckBox.Checked,
EvalTreatment = (EvalTreatment)((ComboBoxItem)EvalTreatmentComboBox.SelectedItem).Value,
Format = (JavaScriptFormat)((ComboBoxItem)FormatComboBox.SelectedItem).Value,
LocalRenaming = (LocalRenaming)((ComboBoxItem)LocalRenamingComboBox.SelectedItem).Value,
MacSafariQuirks = MacSafariQuirksCheckBox.Checked,
PreserveFunctionNames = PreserveFunctionNamesCheckBox.Checked,
PreserveImportantComments = PreserveImportantCommentsCheckBox.Checked,
QuoteObjectLiteralProperties = QuoteObjectLiteralPropertiesCheckBox.Checked,
RemoveFunctionExpressionNames = RemoveFunctionExpressionNamesCheckBox.Checked,
StripDebugStatements = StripDebugStatementsCheckBox.Checked
};
minifyJS(entity, cs);
}
else if(entity.GetAttributeValue<OptionSetValue>("webresourcetype").Value == 2)
{
CssSettings settings = new CssSettings()
{
//common
AllowEmbeddedAspNetBlocks = aspnetCheckBox.Checked,
BlocksStartOnSameLine = (BlockStart)((ComboBoxItem)bracesComboBox.SelectedItem).Value,
IgnoreAllErrors = IgnoreAllErrorsCheckBox.Checked,
//css specific
ColorNames = (CssColor)((ComboBoxItem)ColorNamesComboBox.SelectedItem).Value,
CommentMode = (CssComment)((ComboBoxItem)CommentModeComboBox.SelectedItem).Value,
CssType = (CssType)((ComboBoxItem)CssTypeComboBox.SelectedItem).Value,
MinifyExpressions = MinifyExpressionsCheckBox.Checked
};
minifyCSS(entity, settings);
}
}
this.ccsb.SetMessage("Minify complete.");
this.Refresh();
}
private void minifyCSS(Entity entity, CssSettings settings)
{
Microsoft.Ajax.Utilities.Minifier minifier = new Microsoft.Ajax.Utilities.Minifier();
string name = entity.GetAttributeValue<string>("displayname");
byte[] cssFileBytes = Convert.FromBase64String(entity.GetAttributeValue<string>("content"));
string originalCss = UnicodeEncoding.UTF8.GetString(cssFileBytes);
string minifiedCss = minifier.MinifyStyleSheet(originalCss, settings);
byte[] minifiedCssBytes = UnicodeEncoding.UTF8.GetBytes(minifiedCss);
string minifiedCssBytesString = Convert.ToBase64String(minifiedCssBytes);
Entity updatedWebResource = new Entity(entity.LogicalName);
updatedWebResource.Attributes.Add("content", minifiedCssBytesString);
updatedWebResource.Id = entity.Id;
this.service.Update(updatedWebResource);
}
