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