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web_embedded.go
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web_embedded.go
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// Copyright (C) 2021-2023 Leonid Maslakov.
// This file is part of Lenpaste.
// Lenpaste is free software: you can redistribute it
// and/or modify it under the terms of the
// GNU Affero Public License as published by the
// Free Software Foundation, either version 3 of the License,
// or (at your option) any later version.
// Lenpaste is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
// or FITNESS FOR A PARTICULAR PURPOSE.
// See the GNU Affero Public License for more details.
// You should have received a copy of the GNU Affero Public License along with Lenpaste.
// If not, see <https://www.gnu.org/licenses/>.
package web
import (
"github.com/lcomrade/lenpaste/internal/netshare"
"github.com/lcomrade/lenpaste/internal/storage"
"html/template"
"net/http"
"time"
)
type embTmpl struct {
ID string
CreateTimeStr string
DeleteTime int64
OneUse bool
Title string
Body template.HTML
ErrorNotFound bool
Translate func(string, ...interface{}) template.HTML
}
// Pattern: /emb/
func (data *Data) embeddedHand(rw http.ResponseWriter, req *http.Request) error {
errorNotFound := false
// Check rate limit
err := data.RateLimitGet.CheckAndUse(netshare.GetClientAddr(req))
if err != nil {
return err
}
// Get paste ID
pasteID := string([]rune(req.URL.Path)[5:])
// Read DB
paste, err := data.DB.PasteGet(pasteID)
if err != nil {
if err == storage.ErrNotFoundID {
errorNotFound = true
} else {
return err
}
}
// Prepare template data
createTime := time.Unix(paste.CreateTime, 0).UTC()
tmplData := embTmpl{
ID: paste.ID,
CreateTimeStr: createTime.Format("1 Jan, 2006"),
DeleteTime: paste.DeleteTime,
OneUse: paste.OneUse,
Title: paste.Title,
Body: tryHighlight(paste.Body, paste.Syntax, "monokai"),
ErrorNotFound: errorNotFound,
Translate: data.Locales.findLocale(req).translate,
}
// Show paste
return data.EmbeddedPage.Execute(rw, tmplData)
}