forgejo-federation/modules/context/auth.go

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// Copyright 2014 The Gogs Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
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package context
import (
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"net/url"
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"github.com/go-macaron/csrf"
"gopkg.in/macaron.v1"
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"github.com/gogits/gogs/modules/auth"
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"github.com/gogits/gogs/modules/setting"
)
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type ToggleOptions struct {
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SignInRequired bool
SignOutRequired bool
AdminRequired bool
DisableCSRF bool
}
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func Toggle(options *ToggleOptions) macaron.Handler {
return func(ctx *Context) {
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// Cannot view any page before installation.
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if !setting.InstallLock {
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ctx.Redirect(setting.AppSubUrl + "/install")
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return
}
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// Check prohibit login users.
if ctx.IsSigned && ctx.User.ProhibitLogin {
ctx.Data["Title"] = ctx.Tr("auth.prohibit_login")
ctx.HTML(200, "user/auth/prohibit_login")
return
}
// Check non-logged users landing page.
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if !ctx.IsSigned && ctx.Req.RequestURI == "/" && setting.LandingPageURL != setting.LANDING_PAGE_HOME {
ctx.Redirect(setting.AppSubUrl + string(setting.LandingPageURL))
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return
}
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// Redirect to dashboard if user tries to visit any non-login page.
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if options.SignOutRequired && ctx.IsSigned && ctx.Req.RequestURI != "/" {
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ctx.Redirect(setting.AppSubUrl + "/")
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return
}
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if !options.SignOutRequired && !options.DisableCSRF && ctx.Req.Method == "POST" && !auth.IsAPIPath(ctx.Req.URL.Path) {
csrf.Validate(ctx.Context, ctx.csrf)
if ctx.Written() {
return
}
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}
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if options.SignInRequired {
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if !ctx.IsSigned {
// Restrict API calls with error message.
if auth.IsAPIPath(ctx.Req.URL.Path) {
ctx.JSON(403, map[string]string{
"message": "Only signed in user is allowed to call APIs.",
})
return
}
ctx.SetCookie("redirect_to", url.QueryEscape(setting.AppSubUrl+ctx.Req.RequestURI), 0, setting.AppSubUrl)
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ctx.Redirect(setting.AppSubUrl + "/user/login")
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return
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} else if !ctx.User.IsActive && setting.Service.RegisterEmailConfirm {
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ctx.Data["Title"] = ctx.Tr("auth.active_your_account")
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ctx.HTML(200, "user/auth/activate")
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return
}
}
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// Redirect to log in page if auto-signin info is provided and has not signed in.
if !options.SignOutRequired && !ctx.IsSigned && !auth.IsAPIPath(ctx.Req.URL.Path) &&
len(ctx.GetCookie(setting.CookieUserName)) > 0 {
ctx.SetCookie("redirect_to", url.QueryEscape(setting.AppSubUrl+ctx.Req.RequestURI), 0, setting.AppSubUrl)
ctx.Redirect(setting.AppSubUrl + "/user/login")
return
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}
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if options.AdminRequired {
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if !ctx.User.IsAdmin {
ctx.Error(403)
return
}
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ctx.Data["PageIsAdmin"] = true
}
}
}