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package webui
import (
"fmt"
"html/template"
"io"
"net/http"
"net/url"
"path"
"strconv"
"git.adyxax.org/adyxax/tfstated/pkg/database"
"git.adyxax.org/adyxax/tfstated/pkg/model"
)
type StatesNewPage struct {
Page *Page
fileError bool
Path string
PathDuplicate bool
PathError bool
}
var statesNewTemplates = template.Must(template.ParseFS(htmlFS, "html/base.html", "html/states_new.html"))
func handleStatesNewGET(db *database.DB) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
render(w, statesNewTemplates, http.StatusOK, StatesNewPage{
Page: makePage(r, &Page{Title: "New State", Section: "states"}),
})
})
}
func handleStatesNewPOST(db *database.DB) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
// file upload limit of 20MB
if err := r.ParseMultipartForm(20 << 20); err != nil {
errorResponse(w, http.StatusBadRequest, err)
return
}
file, _, err := r.FormFile("file")
if err != nil {
errorResponse(w, http.StatusBadRequest, err)
return
}
defer file.Close()
statePath := r.FormValue("path")
parsedStatePath, err := url.Parse(statePath)
if err != nil || path.Clean(parsedStatePath.Path) != statePath || statePath[0] != '/' {
render(w, statesNewTemplates, http.StatusBadRequest, StatesNewPage{
Page: makePage(r, &Page{Title: "New State", Section: "states"}),
Path: statePath,
PathError: true,
})
return
}
data, err := io.ReadAll(file)
if err != nil {
errorResponse(w, http.StatusBadRequest, fmt.Errorf("failed to read uploaded file: %w", err))
return
}
fileType := http.DetectContentType(data)
if fileType != "text/plain; charset=utf-8" {
errorResponse(w, http.StatusBadRequest, fmt.Errorf("invalid file type: expected \"text/plain; charset=utf-8\" but got \"%s\"", fileType))
return
}
account := r.Context().Value(model.AccountContextKey{}).(*model.Account)
version, err := db.CreateState(statePath, account.Id, data)
if err != nil {
errorResponse(w, http.StatusInternalServerError, err)
return
}
if version == nil {
render(w, statesNewTemplates, http.StatusBadRequest, StatesNewPage{
Page: makePage(r, &Page{Title: "New State", Section: "states"}),
Path: statePath,
PathDuplicate: true,
})
return
}
destination := path.Join("/version", strconv.Itoa(version.Id))
http.Redirect(w, r, destination, http.StatusFound)
})
}
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