Allow Gogs to run from a suburl behind a reverse proxy. e.g. http://mydomain.com/gogs/

Conflicts:
	modules/setting/setting.go

Conflicts:
	templates/repo/release/list.tmpl
	templates/user/dashboard/dashboard.tmpl

Conflicts:
	routers/repo/setting.go

routers/user/auth.go

@@ -82,7 +82,7 @@ func SignIn(ctx *middleware.Context) {
 		return
 	}
 
-	ctx.Redirect("/")
+	ctx.Redirect(setting.AppRootSubUrl + "/")
 }
 
 func SignInPost(ctx *middleware.Context, form auth.SignInForm) {
@@ -140,7 +140,7 @@ func SignInPost(ctx *middleware.Context, form auth.SignInForm) {
 		return
 	}
 
-	ctx.Redirect("/")
+	ctx.Redirect(setting.AppRootSubUrl + "/")
 }
 
 func SignOut(ctx *middleware.Context) {
@@ -151,7 +151,7 @@ func SignOut(ctx *middleware.Context) {
 	ctx.Session.Delete("socialEmail")
 	ctx.SetCookie(setting.CookieUserName, "", -1)
 	ctx.SetCookie(setting.CookieRememberName, "", -1)
-	ctx.Redirect("/")
+	ctx.Redirect(setting.AppRootSubUrl + "/")
 }
 
 func oauthSignUp(ctx *middleware.Context, sid int64) {
@@ -288,7 +288,7 @@ func SignUpPost(ctx *middleware.Context, cpt *captcha.Captcha, form auth.Registe
 		return
 	}
 
-	ctx.Redirect("/user/login")
+	ctx.Redirect(setting.AppRootSubUrl + "/user/login")
 }
 
 func Activate(ctx *middleware.Context) {
@@ -335,7 +335,7 @@ func Activate(ctx *middleware.Context) {
 
 		ctx.Session.Set("uid", user.Id)
 		ctx.Session.Set("uname", user.Name)
-		ctx.Redirect("/")
+		ctx.Redirect(setting.AppRootSubUrl + "/")
 		return
 	}
 
@@ -437,7 +437,7 @@ func ResetPasswdPost(ctx *middleware.Context) {
 		}
 
 		log.Trace("User password reset: %s", u.Name)
-		ctx.Redirect("/user/login")
+		ctx.Redirect(setting.AppRootSubUrl + "/user/login")
 		return
 	}
 

routers/user/home.go

@@ -13,6 +13,7 @@ import (
 	"github.com/gogits/gogs/modules/base"
 	"github.com/gogits/gogs/modules/log"
 	"github.com/gogits/gogs/modules/middleware"
+	"github.com/gogits/gogs/modules/setting"
 )
 
 const (
@@ -126,7 +127,7 @@ func Profile(ctx *middleware.Context) {
 	uname := ctx.Params(":username")
 	// Special handle for FireFox requests favicon.ico.
 	if uname == "favicon.ico" {
-		ctx.Redirect("/img/favicon.png")
+		ctx.Redirect(setting.AppRootSubUrl + "/img/favicon.png")
 		return
 	}
 
@@ -141,7 +142,7 @@ func Profile(ctx *middleware.Context) {
 	}
 
 	if u.IsOrganization() {
-		ctx.Redirect("/org/" + u.Name)
+		ctx.Redirect(setting.AppRootSubUrl + "/org/" + u.Name)
 		return
 	}
 
@@ -181,7 +182,7 @@ func Email2User(ctx *middleware.Context) {
 		}
 		return
 	}
-	ctx.Redirect("/user/" + u.Name)
+	ctx.Redirect(setting.AppRootSubUrl + "/user/" + u.Name)
 }
 
 const (

routers/user/setting.go

@@ -14,6 +14,7 @@ import (
 	"github.com/gogits/gogs/modules/base"
 	"github.com/gogits/gogs/modules/log"
 	"github.com/gogits/gogs/modules/middleware"
+	"github.com/gogits/gogs/modules/setting"
 )
 
 const (
@@ -55,7 +56,7 @@ func SettingsPost(ctx *middleware.Context, form auth.UpdateProfileForm) {
 		} else if err = models.ChangeUserName(ctx.User, form.UserName); err != nil {
 			if err == models.ErrUserNameIllegal {
 				ctx.Flash.Error(ctx.Tr("form.illegal_username"))
-				ctx.Redirect("/user/settings")
+				ctx.Redirect(setting.AppRootSubUrl + "/user/settings")
 				return
 			} else {
 				ctx.Handle(500, "ChangeUserName", err)
@@ -78,7 +79,7 @@ func SettingsPost(ctx *middleware.Context, form auth.UpdateProfileForm) {
 	}
 	log.Trace("User setting updated: %s", ctx.User.Name)
 	ctx.Flash.Success(ctx.Tr("settings.update_profile_success"))
-	ctx.Redirect("/user/settings")
+	ctx.Redirect(setting.AppRootSubUrl + "/user/settings")
 }
 
 func SettingsPassword(ctx *middleware.Context) {
@@ -119,7 +120,7 @@ func SettingsPasswordPost(ctx *middleware.Context, form auth.ChangePasswordForm)
 		ctx.Flash.Success(ctx.Tr("settings.change_password_success"))
 	}
 
-	ctx.Redirect("/user/settings/password")
+	ctx.Redirect(setting.AppRootSubUrl + "/user/settings/password")
 }
 
 func SettingsSSHKeys(ctx *middleware.Context) {
@@ -160,7 +161,7 @@ func SettingsSSHKeysPost(ctx *middleware.Context, form auth.AddSSHKeyForm) {
 			ctx.Handle(500, "DeletePublicKey", err)
 		} else {
 			log.Trace("SSH key deleted: %s", ctx.User.Name)
-			ctx.Redirect("/user/settings/ssh")
+			ctx.Redirect(setting.AppRootSubUrl + "/user/settings/ssh")
 		}
 		return
 	}
@@ -177,7 +178,7 @@ func SettingsSSHKeysPost(ctx *middleware.Context, form auth.AddSSHKeyForm) {
 
 		if ok, err := models.CheckPublicKeyString(cleanContent); !ok {
 			ctx.Flash.Error(ctx.Tr("form.invalid_ssh_key", err.Error()))
-			ctx.Redirect("/user/settings/ssh")
+			ctx.Redirect(setting.AppRootSubUrl + "/user/settings/ssh")
 			return
 		}
 
@@ -196,7 +197,7 @@ func SettingsSSHKeysPost(ctx *middleware.Context, form auth.AddSSHKeyForm) {
 		} else {
 			log.Trace("SSH key added: %s", ctx.User.Name)
 			ctx.Flash.Success(ctx.Tr("settings.add_key_success"))
-			ctx.Redirect("/user/settings/ssh")
+			ctx.Redirect(setting.AppRootSubUrl + "/user/settings/ssh")
 			return
 		}
 	}
@@ -217,7 +218,7 @@ func SettingsSocial(ctx *middleware.Context) {
 			return
 		}
 		ctx.Flash.Success(ctx.Tr("settings.unbind_success"))
-		ctx.Redirect("/user/settings/social")
+		ctx.Redirect(setting.AppRootSubUrl + "/user/settings/social")
 		return
 	}
 
@@ -248,13 +249,13 @@ func SettingsDelete(ctx *middleware.Context) {
 			switch err {
 			case models.ErrUserOwnRepos:
 				ctx.Flash.Error(ctx.Tr("form.still_own_repo"))
-				ctx.Redirect("/user/settings/delete")
+				ctx.Redirect(setting.AppRootSubUrl + "/user/settings/delete")
 			default:
 				ctx.Handle(500, "DeleteUser", err)
 			}
 		} else {
 			log.Trace("Account deleted: %s", ctx.User.Name)
-			ctx.Redirect("/")
+			ctx.Redirect(setting.AppRootSubUrl + "/")
 		}
 		return
 	}

routers/user/social.go

@@ -22,7 +22,7 @@ import (
 func extractPath(next string) string {
 	n, err := url.Parse(next)
 	if err != nil {
-		return "/"
+		return setting.AppRootSubUrl + "/"
 	}
 	return n.Path
 }
@@ -88,7 +88,7 @@ func SocialSignIn(ctx *middleware.Context) {
 			return
 		}
 	case models.ErrOauth2NotAssociated:
-		next = "/user/sign_up"
+		next = setting.AppRootSubUrl + "/user/sign_up"
 	default:
 		ctx.Handle(500, "social.SocialSignIn(GetOauth2)", err)
 		return