forked from gitea/gitea
99 lines
2.5 KiB
Go
99 lines
2.5 KiB
Go
// Copyright 2014 The Gogs Authors. All rights reserved.
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// Copyright 2022 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package misc
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import (
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"net/http"
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"strings"
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"code.gitea.io/gitea/modules/context"
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"code.gitea.io/gitea/modules/markup"
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"code.gitea.io/gitea/modules/markup/markdown"
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"code.gitea.io/gitea/modules/setting"
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api "code.gitea.io/gitea/modules/structs"
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"code.gitea.io/gitea/modules/util"
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"code.gitea.io/gitea/modules/web"
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"mvdan.cc/xurls/v2"
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)
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// Markdown render markdown document to HTML
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func Markdown(ctx *context.Context) {
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// swagger:operation POST /markdown miscellaneous renderMarkdown
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// ---
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// summary: Render a markdown document as HTML
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// parameters:
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// - name: body
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// in: body
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// schema:
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// "$ref": "#/definitions/MarkdownOption"
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// consumes:
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// - application/json
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// produces:
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// - text/html
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// responses:
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// "200":
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// "$ref": "#/responses/MarkdownRender"
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// "422":
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// "$ref": "#/responses/validationError"
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form := web.GetForm(ctx).(*api.MarkdownOption)
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if ctx.HasAPIError() {
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ctx.Error(http.StatusUnprocessableEntity, "", ctx.GetErrMsg())
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return
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}
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if len(form.Text) == 0 {
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_, _ = ctx.Write([]byte(""))
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return
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}
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switch form.Mode {
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case "comment":
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fallthrough
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case "gfm":
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urlPrefix := form.Context
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meta := map[string]string{}
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if !strings.HasPrefix(setting.AppSubURL+"/", urlPrefix) {
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// check if urlPrefix is already set to a URL
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linkRegex, _ := xurls.StrictMatchingScheme("https?://")
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m := linkRegex.FindStringIndex(urlPrefix)
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if m == nil {
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urlPrefix = util.URLJoin(setting.AppURL, form.Context)
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}
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}
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if ctx.Repo != nil && ctx.Repo.Repository != nil {
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// "gfm" = Github Flavored Markdown - set this to render as a document
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if form.Mode == "gfm" {
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meta = ctx.Repo.Repository.ComposeDocumentMetas()
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} else {
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meta = ctx.Repo.Repository.ComposeMetas()
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}
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}
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if form.Mode == "gfm" {
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meta["mode"] = "document"
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}
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if err := markdown.Render(&markup.RenderContext{
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Ctx: ctx,
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URLPrefix: urlPrefix,
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Metas: meta,
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IsWiki: form.Wiki,
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}, strings.NewReader(form.Text), ctx.Resp); err != nil {
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ctx.Error(http.StatusInternalServerError, err.Error())
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return
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}
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default:
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if err := markdown.RenderRaw(&markup.RenderContext{
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Ctx: ctx,
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URLPrefix: form.Context,
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}, strings.NewReader(form.Text), ctx.Resp); err != nil {
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ctx.Error(http.StatusInternalServerError, err.Error())
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return
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}
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}
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}
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