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Merge pull request #2832 from sbwalker/dev

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format head content, remove scripts, and filter duplicate elements
This commit is contained in:
Shaun Walker 2023-05-23 09:12:21 -04:00 committed by GitHub
commit d13f26dc7e
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 18 additions and 5 deletions
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23
Oqtane.Client/UI/ThemeBuilder.razor
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@ -42,16 +42,17 @@
foreach (Resource resource in PageState.Page.Resources.Where(item => item.ResourceType == ResourceType.Stylesheet))
{
var url = (resource.Url.Contains("://")) ? resource.Url : PageState.Alias.BaseUrl + resource.Url;
headcontent += CreateLink(url, resource.Integrity, resource.CrossOrigin) + "\n";
headcontent += "<link rel=\"stylesheet\" href=\"" + url + "\"" + (!string.IsNullOrEmpty(resource.Integrity) ? " integrity=\"" + resource.Integrity + "\"" : "") + (!string.IsNullOrEmpty(resource.CrossOrigin) ? " crossorigin=\"" + resource.CrossOrigin + "\"" : "") + " type=\"text/css\"/>" + "\n";
}
// head content
AddHeadContent(headcontent, PageState.Site.HeadContent);
if (!string.IsNullOrEmpty(PageState.Site.HeadContent))
{
headcontent += PageState.Site.HeadContent + "\n";
headcontent = AddHeadContent(headcontent, PageState.Site.HeadContent);
}
if (!string.IsNullOrEmpty(PageState.Page.HeadContent))
{
headcontent += PageState.Page.HeadContent + "\n";
headcontent = AddHeadContent(headcontent, PageState.Page.HeadContent);
}
SiteState.Properties.HeadContent = headcontent;
@ -63,9 +64,21 @@
};
}
private string CreateLink(string url, string integrity, string crossorigin)
private string AddHeadContent(string headcontent, string content)
{
return "<link rel=\"stylesheet\" href=\"" + url + "\"" + (!string.IsNullOrEmpty(integrity) ? " integrity=\"" + integrity + "\"" : "") + (!string.IsNullOrEmpty(crossorigin) ? " crossorigin=\"" + crossorigin + "\"" : "") + " type=\"text/css\"/>";
// format head content, remove scripts, and filter duplicate elements
var elements = (">" + content.Replace("\n", "") + "<").Split("><");
foreach (var element in elements)
{
if (!string.IsNullOrEmpty(element) && !element.Contains("script"))
{
if (!headcontent.Contains("<" + element + ">"))
{
headcontent += "<" + element + ">" + "\n";
}
}
}
return headcontent;
}
protected override async Task OnAfterRenderAsync(bool firstRender)