load markdown images from origin when not a URL

widget/markdown.go

@@ -10,7 +10,6 @@ import (
 	"github.com/yuin/goldmark/renderer"
 
 	"fyne.io/fyne/v2"
-	"fyne.io/fyne/v2/storage"
 )
 
 // NewRichTextFromMarkdown configures a RichText widget by parsing the provided markdown content.
@@ -127,12 +126,7 @@ func renderNode(source []byte, n ast.Node, blockquote bool) ([]RichTextSegment,
 	case *ast.Blockquote:
 		return renderChildren(source, n, true)
 	case *ast.Image:
-		dest := string(t.Destination)
-		u, err := storage.ParseURI(dest)
-		if err != nil {
-			u = storage.NewFileURI(dest)
-		}
-		return []RichTextSegment{&ImageSegment{Source: u, Title: string(t.Title), Alignment: fyne.TextAlignCenter}}, nil
+		return parseMarkdownImage(t), nil
 	}
 	return nil, nil
 }

widget/markdown_image_notweb.go

@@ -0,0 +1,18 @@
+//go:build !wasm && !test_web_driver
+
+package widget
+
+import (
+	"fyne.io/fyne/v2"
+	"fyne.io/fyne/v2/storage"
+	"github.com/yuin/goldmark/ast"
+)
+
+func parseMarkdownImage(t *ast.Image) []RichTextSegment {
+	dest := string(t.Destination)
+	u, err := storage.ParseURI(dest)
+	if err != nil {
+		u = storage.NewFileURI(dest)
+	}
+	return []RichTextSegment{&ImageSegment{Source: u, Title: string(t.Title), Alignment: fyne.TextAlignCenter}}
+}

widget/markdown_image_wasm.go

@@ -0,0 +1,29 @@
+//go:build !ci && (!android || !ios || !mobile) && (wasm || test_web_driver)
+
+package widget
+
+import (
+	"strings"
+	"syscall/js"
+
+	"fyne.io/fyne/v2"
+	"fyne.io/fyne/v2/storage"
+	"github.com/yuin/goldmark/ast"
+)
+
+func parseMarkdownImage(t *ast.Image) []RichTextSegment {
+	dest := string(t.Destination)
+	u, err := storage.ParseURI(dest)
+	if err != nil {
+		if !strings.HasPrefix(dest, "/") {
+			dest = "/" + dest
+		}
+		origin := js.Global().Get("location").Get("origin").String()
+		u, err = storage.ParseURI(origin + dest)
+		if err != nil {
+			fyne.LogError("Can't load image in markdown", err)
+			return []RichTextSegment{}
+		}
+	}
+	return []RichTextSegment{&ImageSegment{Source: u, Title: string(t.Title), Alignment: fyne.TextAlignCenter}}
+}