51 lines
1.3 KiB
Go
51 lines
1.3 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 "net/url"
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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 ContextDataStore
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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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// Error sets error message
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func (f *Flash) Error(msg string, current ...bool) {
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f.ErrorMsg = msg
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f.set("error", msg, current...)
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}
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// Warning sets warning message
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func (f *Flash) Warning(msg string, current ...bool) {
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f.WarningMsg = msg
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f.set("warning", msg, current...)
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}
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// Info sets info message
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func (f *Flash) Info(msg string, current ...bool) {
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f.InfoMsg = msg
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f.set("info", msg, current...)
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}
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// Success sets success message
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func (f *Flash) Success(msg string, current ...bool) {
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f.SuccessMsg = msg
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f.set("success", msg, current...)
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}
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