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admin: add upload handlers

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This commit is contained in:
Iris Lightshard 2023-03-03 22:05:57 -07:00
parent c6c68aa443
commit 51f50d679d
Signed by: Iris Lightshard
GPG key ID: 3B7FBC22144E6398
1 changed files with 58 additions and 4 deletions
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62
admin/admin.go
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@ -12,7 +12,10 @@ import (
"hacklab.nilfm.cc/quartzgun/router"
. "hacklab.nilfm.cc/quartzgun/util"
"html/template"
"io/ioutil"
"net/http"
"os"
"path/filepath"
)
func apiGetTableList(next http.Handler, udb auth.UserStore) http.Handler {
@ -135,6 +138,7 @@ func apiDestroyTable(next http.Handler, udb auth.UserStore, dbAdapter mongodb.Db
} else {
w.WriteHeader(404)
}
next.ServeHTTP(w, req)
} else {
w.WriteHeader(500)
@ -145,13 +149,63 @@ func apiDestroyTable(next http.Handler, udb auth.UserStore, dbAdapter mongodb.Db
return http.HandlerFunc(handlerFunc)
}
func apiUploadMapImg(next http.Handler, udb auth.UserStore, dbAdapter mongodb.DbAdapter) http.Handler {
func apiUploadMapImg(next http.Handler, udb auth.UserStore, dbAdapter mongodb.DbAdapter, uploads, uploadType string, uploadMax int) http.Handler {
handlerFunc := func(w http.ResponseWriter, req *http.Request) {
// get table from request body
tableKey := models.TableKey{}
err := json.NewDecoder(req.Body).Decode(&tableKey)
if err != nil {
w.WriteHeader(400)
next.ServeHTTP(w, req)
return
}
// check if this table exists
if !dbAdapter.CheckTable(tableKey) {
w.WriteHeader(401)
next.ServeHTTP(w, req)
return
}
// ensure data storage dir exists
info, err := os.Stat(uploads)
if !info.IsDir() {
w.WriteHeader(500)
next.ServeHTTP(w, req)
} else if err != nil {
err = os.MkdirAll(filepath.Join(uploads, tableKey.Name, uploadType), 0755)
if err != nil {
w.WriteHeader(500)
next.ServeHTTP(w, req)
}
}
// check for filename; call create to overwrite regardless
// get file data from multipart form
req.ParseMultipartForm(int64(uploadMax << 20))
file, header, err := req.FormFile("file")
if err != nil {
w.WriteHeader(500)
next.ServeHTTP(w, req)
}
fileData, err := ioutil.ReadAll(file)
if err != nil {
w.WriteHeader(500)
next.ServeHTTP(w, req)
}
// write to file
// respond with URL?
destPath := filepath.Join(uploads, tableKey.Name, uploadType, header.Filename)
dest, err := os.Create(destPath)
if err != nil {
w.WriteHeader(500)
next.ServeHTTP(w, req)
}
dest.Write(fileData)
dest.Close()
// respond with URL so UI can update
w.WriteHeader(201)
w.Header().Set("Content-Type", "application/json")
AddContextValue(req, "location", "/uploads/"+tableKey.Name+"/"+uploadType+"/"+header.Filename)
next.ServeHTTP(w, req)
}
return http.HandlerFunc(handlerFunc)
@ -172,9 +226,9 @@ func CreateAdminInterface(udb auth.UserStore, dbAdapter mongodb.DbAdapter, uploa
rtr.Delete(`/api/table/(?P<Slug>\S+)`, Validate(apiDestroyTable(renderer.JSON("result"), udb, dbAdapter), udb, scopes))
// asset management
// POST /api/upload/<table>/map/
rtr.Post(`/api/upload/(?P<Slug>\S+)/map/`, Validate(apiUploadMapImg(renderer.JSON("location"), udb, dbAdapter, uploads, "map", uploadMaxMB), udb, scopes))
// DELETE /api/upload/<table>/map/<map>
// POST /api/upload/<table>/token/
rtr.Post(`/api/upload/(?P<Slug>\S+)/token/`, Validate(apiUploadMapImg(renderer.JSON("location"), udb, dbAdapter, uploads, "token", uploadMaxMB), udb, scopes))
// DELETE /api/upload/<table>/token/<token>
return http.HandlerFunc(rtr.ServeHTTP)