private async Task <AssetPathCollection> ExtractAssets(string source, string suffix, string pagePath, AssetPathCollection assets)
{
if (suffix.ToLower().StartsWith("htm"))
{
var parser = new AngleSharp.Parser.Html.HtmlParser();
var doc = parser.Parse(source);
var images = doc.Images
.Where(x => x.HasAttribute("src"));
var styles = doc.GetElementsByTagName("link")
.Where(l => l.Attributes["rel"].Value.Trim().ToLower() == "stylesheet")
.Where(c => c.HasAttribute("href"));
var scripts = doc.GetElementsByTagName("script")
.Where(x => x.HasAttribute("src"));
assets.AddSerializedAssets(images, "src");
assets.AddSerializedAssets(scripts, "src");
assets.AddSerializedAssets(styles, "href");
foreach (var asset in assets.Assets.Where(a => a.AssetType == "css"))
{
var content = await Zipper.GetStringAsset(asset.OriginalPath, mapPathResolver, webRoot, pagePath);
var binaryContent = Encoding.UTF8.GetBytes(content);
asset.Content = binaryContent;
await ExtractAssets(content, "css", asset.OriginalPath, assets);
}
foreach (var asset in assets.Assets.Where(a => a.AssetType != "css"))
{
var binaryContent = await Zipper.GetBinaryAsset(asset.OriginalPath, mapPathResolver, webRoot, pagePath);
asset.Content = binaryContent;
}
}
else if (suffix.ToLower() == "css")
{
var urls = Zipper.ExtaxtUrlsFromStyle(source);
foreach (var url in urls)
{
var csslocalPath = await Zipper.ReturnLocalPath(url);
var csssuffix = csslocalPath.Split('.').Last();
var newUrl = Guid.NewGuid().ToString().Replace("-", "") + "." + suffix;
source = source.Replace(url, newUrl);
//assets.AddSerializedAssets()
//if (!doneAssets.Contains(newUrl))
//{
// zipArchive.AddBinaryAssetToArchive(newUrl, localPath, mapPathResolver, webRoot, serialStyle.Key);
// doneAssets.Add(newUrl);
//}
}
}
return(assets);
}
public async Task AddPage(string html, string webRoot, string pagePath)
{
this.htmlPage = html;
this.webRoot = webRoot;
//this.pagePath = pagePath;
var parser = new AngleSharp.Parser.Html.HtmlParser();
var doc = parser.Parse(html);
var images = doc.Images
.Where(x => x.HasAttribute("src"));
var styles = doc.GetElementsByTagName("link")
.Where(l => l.Attributes["rel"].Value.Trim().ToLower() == "stylesheet")
.Where(c => c.HasAttribute("href"));
var scripts = doc.GetElementsByTagName("script")
.Where(x => x.HasAttribute("src"));
Assets.AddSerializedAssets(images, "src");
Assets.AddSerializedAssets(scripts, "src");
StyleAssets.AddSerializedAssets(styles, "href");
var newHtml = doc.ToHtml(new HtmlMarkupFormatter());
var entry = zipArchive.CreateEntry("index.html", CompressionLevel.Fastest);
using (StreamWriter writer = new StreamWriter(entry.Open()))
{
try
{
writer.Write(newHtml);
}
catch (Exception ex)
{
throw;
}
}
foreach (var serialStyle in this.StyleAssets.Assets)
{
//if (!serialStyle.Zipped)
{
var style = await
Zipper.GetStringAsset(serialStyle.OriginalPath, mapPathResolver, webRoot, pagePath);
if (!string.IsNullOrEmpty(style))
{
//var sentry = zipArchive.CreateEntry(serialStyle.Value, CompressionLevel.Fastest);
//using (StreamWriter writer = new StreamWriter(sentry.Open()))
//{
// writer.Write(style);
//}
//doneAssets.Add(serialStyle.Value);
}
}
}
//foreach (var serialAsset in serialAssets)
//{
// if (!doneAssets.Contains(serialAsset.Value))
// {
// zipArchive.AddBinaryAssetToArchive(
// serialAsset.Value, serialAsset.Key, mapPathResolver, webRoot, pagePath);
// doneAssets.Add(serialAsset.Value);
// }
//}
}