public static HtmlDocumentFacade ProcessResourceDependencies(this HtmlDocumentFacade doc)
{
if (doc.head == null) return doc;
var resourceDependencies = doc.head.querySelectorAll("link[rel='import']").ToList();
var isLocal = HttpContext.Current.Request.IsLocal;
Dictionary<string, string> CustomAppMapping = null;
var staticPathMappings = ConfigurationManager.AppSettings["StaticPathMappings"];
if (!string.IsNullOrEmpty(staticPathMappings))
{
CustomAppMapping = new Dictionary<string, string>();
var mappings = staticPathMappings.Split(',');
foreach (string mapping in mappings)
{
var LHS = mapping.SubstringBefore("=>");
var RHS = mapping.SubstringAfter("=>");
CustomAppMapping[LHS] = RHS;
}
}
resourceDependencies.ForEach(rd =>
{
var relPath = rd.getAttribute("href");
string mode = rd.getAttribute("data-mode");
string content = doc.GetHostContent(relPath);
var depDoc = new HtmlDocumentFacade(content);
var metaProcessor = depDoc.head.querySelectorAll("meta[name='importProcessor'][content='DBS.mergeAssets']");
if (metaProcessor.Count == 0) return;
var depDocFilePath = doc.GetHostContentFilePath(relPath);
DateTime latestTimeStamp = new DateTime(0);
if(isLocal){
var fi = new FileInfo(depDocFilePath);
if(fi.LastWriteTime > latestTimeStamp){
latestTimeStamp = fi.LastWriteTime;
}
var fi2 = new FileInfo(doc.Host.GetDocumentFilePath());
if (fi2.LastWriteTime > latestTimeStamp)
{
latestTimeStamp = fi2.LastWriteTime;
}
}
var header = depDoc.head;
#region find type def mappings
var typeDefsToImplementationMappings = depDoc.ProcessTypeScriptMappingFile(depDocFilePath);
#region process scripts
var scriptRefs = new Dictionary<string, bool>();
var scripts = header
.querySelectorAll("script")
.ToList();
scripts.ForEach(s =>
{
var src = s.getAttribute("src");
var srcLC = src.ToLower();
scriptRefs[src] = true;
});
var scriptFiles = scriptRefs.Select(typescriptRef =>
{
var src = typescriptRef.Key;
var srcFilePath = depDocFilePath.NavigateTo(src);
return new ScriptFile(srcFilePath);
}).ToList();
var alreadyAdded = new Dictionary<string, bool>();
var fileList = new List<ScriptFile>();
foreach(var tsFile in scriptFiles){
checkScriptFileForDependencies(alreadyAdded, fileList, tsFile);
}
fileList.Sort();
var rdID = rd.id;
var previousScriptTags = doc.head.querySelectorAll("script[data-genID='" + rdID + "']");
previousScriptTags.ForEach(pst => pst.delete());
foreach (var scriptFile in fileList)
{
#region map script files
var scriptFileAbsPaths = new List<string>{
scriptFile.DocumentFilePath,
};
if (typeDefsToImplementationMappings.ContainsKey(scriptFileAbsPaths[0]))
{
scriptFileAbsPaths = typeDefsToImplementationMappings[scriptFileAbsPaths[0]];
}
foreach (var tsFileAbsPath in scriptFileAbsPaths)
{
var scriptImport = doc.createElement("script");
if (isLocal)
{
var fi = new FileInfo(tsFileAbsPath);
if (fi.LastWriteTime > latestTimeStamp)
{
latestTimeStamp = fi.LastWriteTime;
}
}
var src = doc.GetHostRelativePath(tsFileAbsPath);
if (src.EndsWith(".ts"))
{
src = src.ReplaceLast(".ts").With(".js");
}
if (CustomAppMapping != null)
{
foreach (var kvp in CustomAppMapping)
{
src = src.Replace(kvp.Key, kvp.Value);
}
}
scriptImport.setAttribute("src", src);
if (!string.IsNullOrEmpty(mode))
{
scriptImport.setAttribute("data-mode", mode);
}
scriptImport.setAttribute("data-genID", rdID);
//doc.head.appendChild(sc);
doc.head.insertBefore(scriptImport, rd);
}
#endregion
}
#endregion
#endregion
#region process css
var links = header
.querySelectorAll("link[rel='stylesheet']")
.Select(l =>
{
var href = l.getAttribute("href");
var hrefFilePath = depDocFilePath.NavigateTo(href);
return hrefFilePath;
})
.ToList();
var previousLinkTags = doc.head.querySelectorAll("link[data-genID='" + rdID + "']");
previousLinkTags.ForEach(plt => plt.delete());
links.ForEach(linkAbsPath =>
{
var linkImport = doc.createElement("link");
var fi = new FileInfo(linkAbsPath);
if (fi.LastWriteTime > latestTimeStamp) latestTimeStamp = fi.LastWriteTime;
var href = doc.GetHostRelativePath(linkAbsPath);
linkImport.setAttribute("href", href);
linkImport.setAttribute("data-genID", rdID);
linkImport.setAttribute("rel", "stylesheet");
doc.head.insertBefore(linkImport, rd);
});
#endregion
rd.delete();
var newHtml = doc.html;
if (isLocal)
{
string destFilePath = doc.Host.GetDocumentFilePath().ReplaceLast(".tsp").With(".d.tsp");
var destFI = new FileInfo(destFilePath);
if (destFI.LastWriteTime < latestTimeStamp)
{
File.WriteAllText(destFilePath, newHtml.outerHTML);
}
}
});
return doc;
}
