split renderer

Author: wxiaoguang

modules/markup/render.go

@@ -21,6 +21,14 @@ import (
 	"github.com/yuin/goldmark/ast"
 )
 
+type RenderMetaMode string
+
+const (
+	RenderMetaAsDetails RenderMetaMode = "details" // default
+	RenderMetaAsNone    RenderMetaMode = "none"
+	RenderMetaAsTable   RenderMetaMode = "table"
+)
+
 // RenderContext represents a render context
 type RenderContext struct {
 	Ctx              context.Context
@@ -197,3 +205,22 @@ func renderFile(ctx *RenderContext, input io.Reader, output io.Writer) error {
 	}
 	return ErrUnsupportedRenderExtension{extension}
 }
+
+// Init initializes the render global variables
+func Init(ph *ProcessorHelper) {
+	if ph != nil {
+		DefaultProcessorHelper = *ph
+	}
+
+	if len(setting.Markdown.CustomURLSchemes) > 0 {
+		CustomLinkURLSchemes(setting.Markdown.CustomURLSchemes)
+	}
+
+	// since setting maybe changed extensions, this will reload all renderer extensions mapping
+	extRenderers = make(map[string]Renderer)
+	for _, renderer := range renderers {
+		for _, ext := range renderer.Extensions() {
+			extRenderers[strings.ToLower(ext)] = renderer
+		}
+	}
+}

modules/markup/render_helper.go

@@ -0,0 +1,21 @@
+// Copyright 2024 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package markup
+
+import (
+	"context"
+	"html/template"
+)
+
+// ProcessorHelper is a helper for the rendering processors (it could be renamed to RenderHelper in the future).
+// The main purpose of this helper is to decouple some functions which are not directly available in this package.
+type ProcessorHelper struct {
+	IsUsernameMentionable func(ctx context.Context, username string) bool
+
+	ElementDir string // the direction of the elements, eg: "ltr", "rtl", "auto", default to no direction attribute
+
+	RenderRepoFileCodePreview func(ctx context.Context, options RenderCodePreviewOptions) (template.HTML, error)
+}
+
+var DefaultProcessorHelper ProcessorHelper

modules/markup/renderer.go

@@ -5,52 +5,13 @@ package markup
 
 import (
 	"bytes"
-	"context"
-	"html/template"
 	"io"
 	"path"
 	"strings"
 
 	"code.gitea.io/gitea/modules/setting"
 )
 
-type RenderMetaMode string
-
-const (
-	RenderMetaAsDetails RenderMetaMode = "details" // default
-	RenderMetaAsNone    RenderMetaMode = "none"
-	RenderMetaAsTable   RenderMetaMode = "table"
-)
-
-type ProcessorHelper struct {
-	IsUsernameMentionable func(ctx context.Context, username string) bool
-
-	ElementDir string // the direction of the elements, eg: "ltr", "rtl", "auto", default to no direction attribute
-
-	RenderRepoFileCodePreview func(ctx context.Context, options RenderCodePreviewOptions) (template.HTML, error)
-}
-
-var DefaultProcessorHelper ProcessorHelper
-
-// Init initializes the render global variables
-func Init(ph *ProcessorHelper) {
-	if ph != nil {
-		DefaultProcessorHelper = *ph
-	}
-
-	if len(setting.Markdown.CustomURLSchemes) > 0 {
-		CustomLinkURLSchemes(setting.Markdown.CustomURLSchemes)
-	}
-
-	// since setting maybe changed extensions, this will reload all renderer extensions mapping
-	extRenderers = make(map[string]Renderer)
-	for _, renderer := range renderers {
-		for _, ext := range renderer.Extensions() {
-			extRenderers[strings.ToLower(ext)] = renderer
-		}
-	}
-}
-
 // Renderer defines an interface for rendering markup file to HTML
 type Renderer interface {
 	Name() string // markup format name