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markdown.go
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markdown.go
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package common
// Copyright (c) 2018 Bhojpur Consulting Private Limited, India. All rights reserved.
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
import (
webapp "github.com/bhojpur/web/pkg/app"
"github.com/bhojpur/web/pkg/app/errors"
)
const (
getMarkdown = "/markdown/get"
)
func handleGetMarkdown(ctx webapp.Context, a webapp.Action) {
path := a.Tags.Get("path")
if path == "" {
webapp.Log(errors.New("getting markdown failed").
Tag("reason", "empty path"))
return
}
state := markdownState(path)
var md markdownContent
ctx.GetState(state, &md)
switch md.Status {
case loading, loaded:
return
}
md.Status = loading
md.Err = nil
ctx.SetState(state, md)
res, err := get(ctx, path)
if err != nil {
md.Status = loadingErr
md.Err = errors.New("getting markdown failed").Wrap(err)
ctx.SetState(state, md)
return
}
md.Status = loaded
md.Data = string(res)
ctx.SetState(state, md)
}
func markdownState(src string) string {
return src
}
type markdownContent struct {
Status status
Err error
Data string
}