private SPFile CreateOrUpdateMinifiedFile(SPItemEventProperties properties)
{
SPFile returnValue = null;
RunForMainFile(properties, (fileNameParser, targetFolder, mainFile, minifiedFile) =>
{
var reader = new FileContentParser(mainFile);
var content = reader.GetCompiledContent();
var minifier = new FileMinifier(fileNameParser.FileExtension, content);
if (minifiedFile != null)
{
if (minifiedFile.CheckedOutByUser == null)
{
minifiedFile.CheckOut();
}
minifiedFile.SaveBinary(minifier.MinifyAsByteArray());
}
else
{
var fileHashDictionary = new FileHashDictionary(properties.ListItem.Web.Site);
var fileHash = fileHashDictionary[fileNameParser.FilePath];
var minifiedFileName = fileNameParser.GenerateMinifiedVersionFileName(fileHash);
string fileUrl = String.Format("{0}/{1}", targetFolder.Url, minifiedFileName);
minifiedFile = targetFolder.Files.Add(fileUrl, minifier.MinifyAsByteArray());
}
returnValue = minifiedFile;
});
return(returnValue);
}
/// <summary>
/// An item is being deleted
/// </summary>
public override void ItemDeleting(SPItemEventProperties properties)
{
base.ItemDeleting(properties);
lock (_lock)
{
RunForMainFile(properties, (fileNameParser, targetFolder, mainFile, minifiedFile) =>
{
if (minifiedFile != null)
{
minifiedFile.Delete();
var path = FileUtilities.RemoveStyleLibraryFromPath(mainFile.Url);
var fileHashDictionary = new FileHashDictionary(properties.ListItem.Web.Site);
fileHashDictionary.Remove(path);
}
});
}
}
/// <summary>
/// An item is being deleted
/// </summary>
public override void ItemDeleting(SPItemEventProperties properties)
{
base.ItemDeleting(properties);
lock (_lock)
{
RunForMainFile(properties, (fileNameParser, targetFolder, mainFile, minifiedFile) =>
{
if (minifiedFile != null)
{
minifiedFile.Delete();
var path = FileUtilities.RemoveStyleLibraryFromPath(mainFile.Url);
var fileHashDictionary = new FileHashDictionary(properties.ListItem.Web.Site);
fileHashDictionary.Remove(path);
}
});
}
}
private void PerformCheckIn(SPItemEventProperties properties, SPFile mainFile, SPFile minifiedFile)
{
CheckInType checkInType = new CheckInTypeDetector(properties).Detect();
if (checkInType != CheckInType.MajorVersion)
{
return;
}
var hash = FileUtilities.GetMD5Hash(minifiedFile.OpenBinary());
var path = FileUtilities.RemoveStyleLibraryFromPath(mainFile.Url);
var fileNameParser = new FileNameParser(path);
minifiedFile.CheckIn("", SPCheckinType.MajorCheckIn);
minifiedFile.Item[SPBuiltInFieldId.FileLeafRef] = fileNameParser.GenerateMinifiedVersionFileName(hash);
minifiedFile.Item.SystemUpdate();
var fileHashDictionary = new FileHashDictionary(properties.ListItem.Web.Site);
fileHashDictionary.Update(path, hash);
}
/// <summary>
/// Gets the final path for the specified asset based on the environment mode
/// </summary>
/// <returns>Final path</returns>
protected string GetFinalPath()
{
string path = FilePath;
if (EnvironmentMode == EnvironmentMode.Production)
{
var fileNameParser = new FileNameParser(path);
if (fileNameParser.ShouldBeMinified)
{
var fileHashDictionary = new FileHashDictionary(SPContext.Current.Site);
var fileHash = fileHashDictionary[path];
var minifiedFileName = fileNameParser.GenerateMinifiedVersionFileName(fileHash);
path = String.Format("{0}/{1}", Constants.SPMinFolderName, minifiedFileName);
}
}
path = String.Format("{0}/Style Library/{1}", SPContext.Current.Site.RootWeb.ServerRelativeUrl, path);
path = FileUtilities.RemoveDuplicatedSlashesFromPath(path);
return(path);
}
private void RunForMainFile(SPItemEventProperties properties, Action <FileNameParser, SPFolder, SPFile, SPFile> action)
{
SPListItem item = properties.ListItem;
if (item.Folder != null)
{
return;
}
var url = FileUtilities.RemoveStyleLibraryFromPath(item.File.Url);
var fileNameParser = new FileNameParser(url);
if (fileNameParser.ShouldBeMinified)
{
SPList styleLibrary = properties.ListItem.ParentList;
SPFolder spminFolder = EnsureSPMinFolder(styleLibrary);
var fileHashDictionary = new FileHashDictionary(properties.ListItem.Web.Site);
var fileHash = fileHashDictionary[url];
SPFile minifiedFile = FileUtilities.GetFile(spminFolder, fileNameParser.GenerateMinifiedVersionFileName(fileHash));
action(fileNameParser, spminFolder, item.File, minifiedFile);
}
}
private void RunForMainFile(SPItemEventProperties properties, Action<FileNameParser, SPFolder, SPFile, SPFile> action)
{
SPListItem item = properties.ListItem;
if (item.Folder != null)
return;
var url = FileUtilities.RemoveStyleLibraryFromPath(item.File.Url);
var fileNameParser = new FileNameParser(url);
if (fileNameParser.ShouldBeMinified)
{
SPList styleLibrary = properties.ListItem.ParentList;
SPFolder spminFolder = EnsureSPMinFolder(styleLibrary);
var fileHashDictionary = new FileHashDictionary(properties.ListItem.Web.Site);
var fileHash = fileHashDictionary[url];
SPFile minifiedFile = FileUtilities.GetFile(spminFolder, fileNameParser.GenerateMinifiedVersionFileName(fileHash));
action(fileNameParser, spminFolder, item.File, minifiedFile);
}
}
private void PerformCheckIn(SPItemEventProperties properties, SPFile mainFile, SPFile minifiedFile)
{
CheckInType checkInType = new CheckInTypeDetector(properties).Detect();
if (checkInType != CheckInType.MajorVersion)
return;
var hash = FileUtilities.GetMD5Hash(minifiedFile.OpenBinary());
var path = FileUtilities.RemoveStyleLibraryFromPath(mainFile.Url);
var fileNameParser = new FileNameParser(path);
minifiedFile.CheckIn("", SPCheckinType.MajorCheckIn);
minifiedFile.Item[SPBuiltInFieldId.FileLeafRef] = fileNameParser.GenerateMinifiedVersionFileName(hash);
minifiedFile.Item.SystemUpdate();
var fileHashDictionary = new FileHashDictionary(properties.ListItem.Web.Site);
fileHashDictionary.Update(path, hash);
}
private SPFile CreateOrUpdateMinifiedFile(SPItemEventProperties properties)
{
SPFile returnValue = null;
RunForMainFile(properties, (fileNameParser, targetFolder, mainFile, minifiedFile) =>
{
var reader = new FileContentParser(mainFile);
var content = reader.GetCompiledContent();
var minifier = new FileMinifier(fileNameParser.FileExtension, content);
if (minifiedFile != null)
{
if (minifiedFile.CheckedOutByUser == null)
minifiedFile.CheckOut();
minifiedFile.SaveBinary(minifier.MinifyAsByteArray());
}
else
{
var fileHashDictionary = new FileHashDictionary(properties.ListItem.Web.Site);
var fileHash = fileHashDictionary[fileNameParser.FilePath];
var minifiedFileName = fileNameParser.GenerateMinifiedVersionFileName(fileHash);
string fileUrl = String.Format("{0}/{1}", targetFolder.Url, minifiedFileName);
minifiedFile = targetFolder.Files.Add(fileUrl, minifier.MinifyAsByteArray());
}
returnValue = minifiedFile;
});
return returnValue;
}
