mirror of
https://github.com/go-gitea/gitea.git
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2c1ff8701a
1. add `GetSiteCookieFlashMessage` to help to parse flash message 2. clarify `handleRepoHomeFeed` logic 3. remove unnecessary global variables, use `sync.OnceValue` instead 4. add some tests for `IsUsableUsername` and `IsUsableRepoName`
93 lines
2.4 KiB
Go
93 lines
2.4 KiB
Go
// Copyright 2020 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package middleware
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import (
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"fmt"
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"html/template"
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"net/http"
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"net/url"
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"code.gitea.io/gitea/modules/reqctx"
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)
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// Flash represents a one time data transfer between two requests.
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type Flash struct {
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DataStore reqctx.RequestDataStore
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url.Values
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ErrorMsg, WarningMsg, InfoMsg, SuccessMsg string
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}
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func (f *Flash) set(name, msg string, current ...bool) {
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if f.Values == nil {
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f.Values = make(map[string][]string)
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}
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showInCurrentPage := len(current) > 0 && current[0]
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if showInCurrentPage {
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// assign it to the context data, then the template can use ".Flash.XxxMsg" to render the message
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f.DataStore.GetData()["Flash"] = f
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} else {
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// the message map will be saved into the cookie and be shown in next response (a new page response which decodes the cookie)
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f.Set(name, msg)
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}
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}
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func flashMsgStringOrHTML(msg any) string {
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switch v := msg.(type) {
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case string:
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return v
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case template.HTML:
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return string(v)
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}
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panic(fmt.Sprintf("unknown type: %T", msg))
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}
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// Error sets error message
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func (f *Flash) Error(msg any, current ...bool) {
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f.ErrorMsg = flashMsgStringOrHTML(msg)
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f.set("error", f.ErrorMsg, current...)
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}
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// Warning sets warning message
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func (f *Flash) Warning(msg any, current ...bool) {
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f.WarningMsg = flashMsgStringOrHTML(msg)
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f.set("warning", f.WarningMsg, current...)
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}
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// Info sets info message
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func (f *Flash) Info(msg any, current ...bool) {
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f.InfoMsg = flashMsgStringOrHTML(msg)
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f.set("info", f.InfoMsg, current...)
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}
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// Success sets success message
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func (f *Flash) Success(msg any, current ...bool) {
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f.SuccessMsg = flashMsgStringOrHTML(msg)
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f.set("success", f.SuccessMsg, current...)
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}
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func ParseCookieFlashMessage(val string) *Flash {
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if vals, _ := url.ParseQuery(val); len(vals) > 0 {
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return &Flash{
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Values: vals,
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ErrorMsg: vals.Get("error"),
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SuccessMsg: vals.Get("success"),
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InfoMsg: vals.Get("info"),
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WarningMsg: vals.Get("warning"),
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}
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}
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return nil
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}
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func GetSiteCookieFlashMessage(dataStore reqctx.RequestDataStore, req *http.Request, cookieName string) (string, *Flash) {
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// Get the last flash message from cookie
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lastFlashCookie := GetSiteCookie(req, cookieName)
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lastFlashMsg := ParseCookieFlashMessage(lastFlashCookie)
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if lastFlashMsg != nil {
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lastFlashMsg.DataStore = dataStore
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return lastFlashCookie, lastFlashMsg
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}
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return lastFlashCookie, nil
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}
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