mirror of https://github.com/go-gitea/gitea.git
63 lines
1.7 KiB
Go
63 lines
1.7 KiB
Go
// Copyright 2024 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package markup
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import (
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"code.gitea.io/gitea/modules/util"
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"golang.org/x/net/html"
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)
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func visitNodeImg(ctx *RenderContext, img *html.Node) (next *html.Node) {
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next = img.NextSibling
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for i, attr := range img.Attr {
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if attr.Key != "src" {
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continue
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}
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if IsNonEmptyRelativePath(attr.Val) {
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attr.Val = util.URLJoin(ctx.Links.ResolveMediaLink(ctx.IsMarkupContentWiki()), attr.Val)
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// By default, the "<img>" tag should also be clickable,
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// because frontend use `<img>` to paste the re-scaled image into the markdown,
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// so it must match the default markdown image behavior.
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hasParentAnchor := false
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for p := img.Parent; p != nil; p = p.Parent {
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if hasParentAnchor = p.Type == html.ElementNode && p.Data == "a"; hasParentAnchor {
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break
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}
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}
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if !hasParentAnchor {
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imgA := &html.Node{Type: html.ElementNode, Data: "a", Attr: []html.Attribute{
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{Key: "href", Val: attr.Val},
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{Key: "target", Val: "_blank"},
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}}
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parent := img.Parent
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imgNext := img.NextSibling
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parent.RemoveChild(img)
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parent.InsertBefore(imgA, imgNext)
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imgA.AppendChild(img)
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}
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}
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attr.Val = camoHandleLink(attr.Val)
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img.Attr[i] = attr
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}
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return next
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}
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func visitNodeVideo(ctx *RenderContext, node *html.Node) (next *html.Node) {
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next = node.NextSibling
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for i, attr := range node.Attr {
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if attr.Key != "src" {
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continue
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}
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if IsNonEmptyRelativePath(attr.Val) {
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attr.Val = util.URLJoin(ctx.Links.ResolveMediaLink(ctx.IsMarkupContentWiki()), attr.Val)
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}
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attr.Val = camoHandleLink(attr.Val)
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node.Attr[i] = attr
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}
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return next
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}
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