diff --git a/routers/dev/template.go b/routers/dev/template.go
index 91ff6762f00..15ac1c86351 100644
--- a/routers/dev/template.go
+++ b/routers/dev/template.go
@@ -11,6 +11,7 @@ import (
 	"code.gitea.io/gitea/modules/setting"
 )
 
+// TemplatePreview render for previewing the indicated template
 func TemplatePreview(ctx *context.Context) {
 	ctx.Data["User"] = models.User{Name: "Unknown"}
 	ctx.Data["AppName"] = setting.AppName
diff --git a/routers/home.go b/routers/home.go
index 108c857e605..ee425a830e5 100644
--- a/routers/home.go
+++ b/routers/home.go
@@ -17,17 +17,22 @@ import (
 )
 
 const (
-	HOME                  base.TplName = "home"
-	EXPLORE_REPOS         base.TplName = "explore/repos"
-	EXPLORE_USERS         base.TplName = "explore/users"
-	EXPLORE_ORGANIZATIONS base.TplName = "explore/organizations"
+	// tplHome home page template
+	tplHome base.TplName = "home"
+	// tplExploreRepos explore repositories page template
+	tplExploreRepos base.TplName = "explore/repos"
+	// tplExploreUsers explore users page template
+	tplExploreUsers base.TplName = "explore/users"
+	// tplExploreOrganizations explore organizations page template
+	tplExploreOrganizations base.TplName = "explore/organizations"
 )
 
+// Home render home page
 func Home(ctx *context.Context) {
 	if ctx.IsSigned {
 		if !ctx.User.IsActive && setting.Service.RegisterEmailConfirm {
 			ctx.Data["Title"] = ctx.Tr("auth.active_your_account")
-			ctx.HTML(200, user.ACTIVATE)
+			ctx.HTML(200, user.TplActivate)
 		} else {
 			user.Dashboard(ctx)
 		}
@@ -42,9 +47,10 @@ func Home(ctx *context.Context) {
 	}
 
 	ctx.Data["PageIsHome"] = true
-	ctx.HTML(200, HOME)
+	ctx.HTML(200, tplHome)
 }
 
+// RepoSearchOptions when calling search repositories
 type RepoSearchOptions struct {
 	Counter  func(bool) int64
 	Ranger   func(int, int) ([]*models.Repository, error)
@@ -54,6 +60,7 @@ type RepoSearchOptions struct {
 	TplName  base.TplName
 }
 
+// RenderRepoSearch render repositories search page
 func RenderRepoSearch(ctx *context.Context, opts *RepoSearchOptions) {
 	page := ctx.QueryInt("page")
 	if page <= 0 {
@@ -102,6 +109,7 @@ func RenderRepoSearch(ctx *context.Context, opts *RepoSearchOptions) {
 	ctx.HTML(200, opts.TplName)
 }
 
+// ExploreRepos render explore repositories page
 func ExploreRepos(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("explore")
 	ctx.Data["PageIsExplore"] = true
@@ -112,10 +120,11 @@ func ExploreRepos(ctx *context.Context) {
 		Ranger:   models.GetRecentUpdatedRepositories,
 		PageSize: setting.UI.ExplorePagingNum,
 		OrderBy:  "updated_unix DESC",
-		TplName:  EXPLORE_REPOS,
+		TplName:  tplExploreRepos,
 	})
 }
 
+// UserSearchOptions options when render search user page
 type UserSearchOptions struct {
 	Type     models.UserType
 	Counter  func() int64
@@ -125,6 +134,7 @@ type UserSearchOptions struct {
 	TplName  base.TplName
 }
 
+// RenderUserSearch render user search page
 func RenderUserSearch(ctx *context.Context, opts *UserSearchOptions) {
 	page := ctx.QueryInt("page")
 	if page <= 1 {
@@ -166,6 +176,7 @@ func RenderUserSearch(ctx *context.Context, opts *UserSearchOptions) {
 	ctx.HTML(200, opts.TplName)
 }
 
+// ExploreUsers render explore users page
 func ExploreUsers(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("explore")
 	ctx.Data["PageIsExplore"] = true
@@ -177,10 +188,11 @@ func ExploreUsers(ctx *context.Context) {
 		Ranger:   models.Users,
 		PageSize: setting.UI.ExplorePagingNum,
 		OrderBy:  "name ASC",
-		TplName:  EXPLORE_USERS,
+		TplName:  tplExploreUsers,
 	})
 }
 
+// ExploreOrganizations render explore organizations page
 func ExploreOrganizations(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("explore")
 	ctx.Data["PageIsExplore"] = true
@@ -192,10 +204,11 @@ func ExploreOrganizations(ctx *context.Context) {
 		Ranger:   models.Organizations,
 		PageSize: setting.UI.ExplorePagingNum,
 		OrderBy:  "name ASC",
-		TplName:  EXPLORE_ORGANIZATIONS,
+		TplName:  tplExploreOrganizations,
 	})
 }
 
+// NotFound render 404 page
 func NotFound(ctx *context.Context) {
 	ctx.Data["Title"] = "Page Not Found"
 	ctx.Handle(404, "home.NotFound", nil)
diff --git a/routers/install.go b/routers/install.go
index 893a8168d62..5cc2136449f 100644
--- a/routers/install.go
+++ b/routers/install.go
@@ -34,7 +34,8 @@ import (
 )
 
 const (
-	INSTALL base.TplName = "install"
+	// tplInstall template for installation page
+	tplInstall base.TplName = "install"
 )
 
 func checkRunMode() {
@@ -49,6 +50,7 @@ func checkRunMode() {
 	log.Info("Run Mode: %s", strings.Title(macaron.Env))
 }
 
+// NewServices init new services
 func NewServices() {
 	setting.NewServices()
 	mailer.NewContext()
@@ -97,6 +99,7 @@ func GlobalInit() {
 	}
 }
 
+// InstallInit prepare for rendering installation page
 func InstallInit(ctx *context.Context) {
 	if setting.InstallLock {
 		ctx.Handle(404, "Install", errors.New("Installation is prohibited"))
@@ -116,6 +119,7 @@ func InstallInit(ctx *context.Context) {
 	ctx.Data["DbOptions"] = dbOpts
 }
 
+// Install render installation page
 func Install(ctx *context.Context) {
 	form := auth.InstallForm{}
 
@@ -175,9 +179,10 @@ func Install(ctx *context.Context) {
 	form.RequireSignInView = setting.Service.RequireSignInView
 
 	auth.AssignForm(form, ctx.Data)
-	ctx.HTML(200, INSTALL)
+	ctx.HTML(200, tplInstall)
 }
 
+// InstallPost response for submit install items
 func InstallPost(ctx *context.Context, form auth.InstallForm) {
 	ctx.Data["CurDbOption"] = form.DbType
 
@@ -191,12 +196,12 @@ func InstallPost(ctx *context.Context, form auth.InstallForm) {
 			ctx.Data["Err_Admin"] = true
 		}
 
-		ctx.HTML(200, INSTALL)
+		ctx.HTML(200, tplInstall)
 		return
 	}
 
 	if _, err := exec.LookPath("git"); err != nil {
-		ctx.RenderWithErr(ctx.Tr("install.test_git_failed", err), INSTALL, &form)
+		ctx.RenderWithErr(ctx.Tr("install.test_git_failed", err), tplInstall, &form)
 		return
 	}
 
@@ -214,12 +219,12 @@ func InstallPost(ctx *context.Context, form auth.InstallForm) {
 	if (models.DbCfg.Type == "sqlite3" || models.DbCfg.Type == "tidb") &&
 		len(models.DbCfg.Path) == 0 {
 		ctx.Data["Err_DbPath"] = true
-		ctx.RenderWithErr(ctx.Tr("install.err_empty_db_path"), INSTALL, &form)
+		ctx.RenderWithErr(ctx.Tr("install.err_empty_db_path"), tplInstall, &form)
 		return
 	} else if models.DbCfg.Type == "tidb" &&
 		strings.ContainsAny(path.Base(models.DbCfg.Path), ".-") {
 		ctx.Data["Err_DbPath"] = true
-		ctx.RenderWithErr(ctx.Tr("install.err_invalid_tidb_name"), INSTALL, &form)
+		ctx.RenderWithErr(ctx.Tr("install.err_invalid_tidb_name"), tplInstall, &form)
 		return
 	}
 
@@ -228,10 +233,10 @@ func InstallPost(ctx *context.Context, form auth.InstallForm) {
 	if err := models.NewTestEngine(x); err != nil {
 		if strings.Contains(err.Error(), `Unknown database type: sqlite3`) {
 			ctx.Data["Err_DbType"] = true
-			ctx.RenderWithErr(ctx.Tr("install.sqlite3_not_available", "https://gogs.io/docs/installation/install_from_binary.html"), INSTALL, &form)
+			ctx.RenderWithErr(ctx.Tr("install.sqlite3_not_available", "https://gogs.io/docs/installation/install_from_binary.html"), tplInstall, &form)
 		} else {
 			ctx.Data["Err_DbSetting"] = true
-			ctx.RenderWithErr(ctx.Tr("install.invalid_db_setting", err), INSTALL, &form)
+			ctx.RenderWithErr(ctx.Tr("install.invalid_db_setting", err), tplInstall, &form)
 		}
 		return
 	}
@@ -240,7 +245,7 @@ func InstallPost(ctx *context.Context, form auth.InstallForm) {
 	form.RepoRootPath = strings.Replace(form.RepoRootPath, "\\", "/", -1)
 	if err := os.MkdirAll(form.RepoRootPath, os.ModePerm); err != nil {
 		ctx.Data["Err_RepoRootPath"] = true
-		ctx.RenderWithErr(ctx.Tr("install.invalid_repo_path", err), INSTALL, &form)
+		ctx.RenderWithErr(ctx.Tr("install.invalid_repo_path", err), tplInstall, &form)
 		return
 	}
 
@@ -248,14 +253,14 @@ func InstallPost(ctx *context.Context, form auth.InstallForm) {
 	form.LogRootPath = strings.Replace(form.LogRootPath, "\\", "/", -1)
 	if err := os.MkdirAll(form.LogRootPath, os.ModePerm); err != nil {
 		ctx.Data["Err_LogRootPath"] = true
-		ctx.RenderWithErr(ctx.Tr("install.invalid_log_root_path", err), INSTALL, &form)
+		ctx.RenderWithErr(ctx.Tr("install.invalid_log_root_path", err), tplInstall, &form)
 		return
 	}
 
 	currentUser, match := setting.IsRunUserMatchCurrentUser(form.RunUser)
 	if !match {
 		ctx.Data["Err_RunUser"] = true
-		ctx.RenderWithErr(ctx.Tr("install.run_user_not_match", form.RunUser, currentUser), INSTALL, &form)
+		ctx.RenderWithErr(ctx.Tr("install.run_user_not_match", form.RunUser, currentUser), tplInstall, &form)
 		return
 	}
 
@@ -263,7 +268,7 @@ func InstallPost(ctx *context.Context, form auth.InstallForm) {
 	if form.DisableRegistration && len(form.AdminName) == 0 {
 		ctx.Data["Err_Services"] = true
 		ctx.Data["Err_Admin"] = true
-		ctx.RenderWithErr(ctx.Tr("install.no_admin_and_disable_registration"), INSTALL, form)
+		ctx.RenderWithErr(ctx.Tr("install.no_admin_and_disable_registration"), tplInstall, form)
 		return
 	}
 
@@ -271,13 +276,13 @@ func InstallPost(ctx *context.Context, form auth.InstallForm) {
 	if len(form.AdminName) > 0 && len(form.AdminPasswd) == 0 {
 		ctx.Data["Err_Admin"] = true
 		ctx.Data["Err_AdminPasswd"] = true
-		ctx.RenderWithErr(ctx.Tr("install.err_empty_admin_password"), INSTALL, form)
+		ctx.RenderWithErr(ctx.Tr("install.err_empty_admin_password"), tplInstall, form)
 		return
 	}
 	if form.AdminPasswd != form.AdminConfirmPasswd {
 		ctx.Data["Err_Admin"] = true
 		ctx.Data["Err_AdminPasswd"] = true
-		ctx.RenderWithErr(ctx.Tr("form.password_not_match"), INSTALL, form)
+		ctx.RenderWithErr(ctx.Tr("form.password_not_match"), tplInstall, form)
 		return
 	}
 
@@ -347,12 +352,12 @@ func InstallPost(ctx *context.Context, form auth.InstallForm) {
 
 	err := os.MkdirAll(filepath.Dir(setting.CustomConf), os.ModePerm)
 	if err != nil {
-		ctx.RenderWithErr(ctx.Tr("install.save_config_failed", err), INSTALL, &form)
+		ctx.RenderWithErr(ctx.Tr("install.save_config_failed", err), tplInstall, &form)
 		return
 	}
 
 	if err := cfg.SaveTo(setting.CustomConf); err != nil {
-		ctx.RenderWithErr(ctx.Tr("install.save_config_failed", err), INSTALL, &form)
+		ctx.RenderWithErr(ctx.Tr("install.save_config_failed", err), tplInstall, &form)
 		return
 	}
 
@@ -372,7 +377,7 @@ func InstallPost(ctx *context.Context, form auth.InstallForm) {
 				setting.InstallLock = false
 				ctx.Data["Err_AdminName"] = true
 				ctx.Data["Err_AdminEmail"] = true
-				ctx.RenderWithErr(ctx.Tr("install.invalid_admin_setting", err), INSTALL, &form)
+				ctx.RenderWithErr(ctx.Tr("install.invalid_admin_setting", err), tplInstall, &form)
 				return
 			}
 			log.Info("Admin account already exist")
@@ -381,11 +386,11 @@ func InstallPost(ctx *context.Context, form auth.InstallForm) {
 
 		// Auto-login for admin
 		if err := ctx.Session.Set("uid", u.ID); err != nil {
-			ctx.RenderWithErr(ctx.Tr("install.save_config_failed", err), INSTALL, &form)
+			ctx.RenderWithErr(ctx.Tr("install.save_config_failed", err), tplInstall, &form)
 			return
 		}
 		if err := ctx.Session.Set("uname", u.Name); err != nil {
-			ctx.RenderWithErr(ctx.Tr("install.save_config_failed", err), INSTALL, &form)
+			ctx.RenderWithErr(ctx.Tr("install.save_config_failed", err), tplInstall, &form)
 			return
 		}
 	}
diff --git a/routers/org/members.go b/routers/org/members.go
index 3afc6e32e5f..e7f19606655 100644
--- a/routers/org/members.go
+++ b/routers/org/members.go
@@ -15,10 +15,13 @@ import (
 )
 
 const (
-	MEMBERS       base.TplName = "org/member/members"
-	MEMBER_INVITE base.TplName = "org/member/invite"
+	// tplMembers template for organization members page
+	tplMembers base.TplName = "org/member/members"
+	// tplMemberInvite template for orgnization invite page
+	tplMemberInvite base.TplName = "org/member/invite"
 )
 
+// Members render orgnization users page
 func Members(ctx *context.Context) {
 	org := ctx.Org.Organization
 	ctx.Data["Title"] = org.FullName
@@ -30,9 +33,10 @@ func Members(ctx *context.Context) {
 	}
 	ctx.Data["Members"] = org.Members
 
-	ctx.HTML(200, MEMBERS)
+	ctx.HTML(200, tplMembers)
 }
 
+// MembersAction response for operation to a member of orgnization
 func MembersAction(ctx *context.Context) {
 	uid := com.StrTo(ctx.Query("uid")).MustInt64()
 	if uid == 0 {
@@ -91,6 +95,7 @@ func MembersAction(ctx *context.Context) {
 	}
 }
 
+// Invitation render organization invitation page
 func Invitation(ctx *context.Context) {
 	org := ctx.Org.Organization
 	ctx.Data["Title"] = org.FullName
@@ -119,5 +124,5 @@ func Invitation(ctx *context.Context) {
 		return
 	}
 
-	ctx.HTML(200, MEMBER_INVITE)
+	ctx.HTML(200, tplMemberInvite)
 }
diff --git a/routers/org/org.go b/routers/org/org.go
index 57d41d0e28f..1475c6e5422 100644
--- a/routers/org/org.go
+++ b/routers/org/org.go
@@ -14,19 +14,22 @@ import (
 )
 
 const (
-	CREATE base.TplName = "org/create"
+	// tplCreateOrg template path for create organization
+	tplCreateOrg base.TplName = "org/create"
 )
 
+// Create render the page for create organization
 func Create(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("new_org")
-	ctx.HTML(200, CREATE)
+	ctx.HTML(200, tplCreateOrg)
 }
 
+// CreatePost response for create organization
 func CreatePost(ctx *context.Context, form auth.CreateOrgForm) {
 	ctx.Data["Title"] = ctx.Tr("new_org")
 
 	if ctx.HasError() {
-		ctx.HTML(200, CREATE)
+		ctx.HTML(200, tplCreateOrg)
 		return
 	}
 
@@ -40,11 +43,11 @@ func CreatePost(ctx *context.Context, form auth.CreateOrgForm) {
 		ctx.Data["Err_OrgName"] = true
 		switch {
 		case models.IsErrUserAlreadyExist(err):
-			ctx.RenderWithErr(ctx.Tr("form.org_name_been_taken"), CREATE, &form)
+			ctx.RenderWithErr(ctx.Tr("form.org_name_been_taken"), tplCreateOrg, &form)
 		case models.IsErrNameReserved(err):
-			ctx.RenderWithErr(ctx.Tr("org.form.name_reserved", err.(models.ErrNameReserved).Name), CREATE, &form)
+			ctx.RenderWithErr(ctx.Tr("org.form.name_reserved", err.(models.ErrNameReserved).Name), tplCreateOrg, &form)
 		case models.IsErrNamePatternNotAllowed(err):
-			ctx.RenderWithErr(ctx.Tr("org.form.name_pattern_not_allowed", err.(models.ErrNamePatternNotAllowed).Pattern), CREATE, &form)
+			ctx.RenderWithErr(ctx.Tr("org.form.name_pattern_not_allowed", err.(models.ErrNamePatternNotAllowed).Pattern), tplCreateOrg, &form)
 		default:
 			ctx.Handle(500, "CreateOrganization", err)
 		}
diff --git a/routers/org/setting.go b/routers/org/setting.go
index ac12efa4af0..4a7a891d479 100644
--- a/routers/org/setting.go
+++ b/routers/org/setting.go
@@ -17,23 +17,28 @@ import (
 )
 
 const (
-	SETTINGS_OPTIONS base.TplName = "org/settings/options"
-	SETTINGS_DELETE  base.TplName = "org/settings/delete"
-	SETTINGS_HOOKS   base.TplName = "org/settings/hooks"
+	// tplSettingsOptions template path for render settings
+	tplSettingsOptions base.TplName = "org/settings/options"
+	// tplSettingsDelete template path for render delete repository
+	tplSettingsDelete base.TplName = "org/settings/delete"
+	// tplSettingsHooks template path for render hook settings
+	tplSettingsHooks base.TplName = "org/settings/hooks"
 )
 
+// Settings render the main settings page
 func Settings(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("org.settings")
 	ctx.Data["PageIsSettingsOptions"] = true
-	ctx.HTML(200, SETTINGS_OPTIONS)
+	ctx.HTML(200, tplSettingsOptions)
 }
 
+// SettingsPost response for settings change submited
 func SettingsPost(ctx *context.Context, form auth.UpdateOrgSettingForm) {
 	ctx.Data["Title"] = ctx.Tr("org.settings")
 	ctx.Data["PageIsSettingsOptions"] = true
 
 	if ctx.HasError() {
-		ctx.HTML(200, SETTINGS_OPTIONS)
+		ctx.HTML(200, tplSettingsOptions)
 		return
 	}
 
@@ -47,12 +52,12 @@ func SettingsPost(ctx *context.Context, form auth.UpdateOrgSettingForm) {
 			return
 		} else if isExist {
 			ctx.Data["OrgName"] = true
-			ctx.RenderWithErr(ctx.Tr("form.username_been_taken"), SETTINGS_OPTIONS, &form)
+			ctx.RenderWithErr(ctx.Tr("form.username_been_taken"), tplSettingsOptions, &form)
 			return
 		} else if err = models.ChangeUserName(org, form.Name); err != nil {
 			if err == models.ErrUserNameIllegal {
 				ctx.Data["OrgName"] = true
-				ctx.RenderWithErr(ctx.Tr("form.illegal_username"), SETTINGS_OPTIONS, &form)
+				ctx.RenderWithErr(ctx.Tr("form.illegal_username"), tplSettingsOptions, &form)
 			} else {
 				ctx.Handle(500, "ChangeUserName", err)
 			}
@@ -83,6 +88,7 @@ func SettingsPost(ctx *context.Context, form auth.UpdateOrgSettingForm) {
 	ctx.Redirect(ctx.Org.OrgLink + "/settings")
 }
 
+// SettingsAvatar response for change avatar on settings page
 func SettingsAvatar(ctx *context.Context, form auth.AvatarForm) {
 	form.Source = auth.AvatarLocal
 	if err := user.UpdateAvatarSetting(ctx, form, ctx.Org.Organization); err != nil {
@@ -94,6 +100,7 @@ func SettingsAvatar(ctx *context.Context, form auth.AvatarForm) {
 	ctx.Redirect(ctx.Org.OrgLink + "/settings")
 }
 
+// SettingsDeleteAvatar response for delete avatar on setings page
 func SettingsDeleteAvatar(ctx *context.Context) {
 	if err := ctx.Org.Organization.DeleteAvatar(); err != nil {
 		ctx.Flash.Error(err.Error())
@@ -102,6 +109,7 @@ func SettingsDeleteAvatar(ctx *context.Context) {
 	ctx.Redirect(ctx.Org.OrgLink + "/settings")
 }
 
+// SettingsDelete response for delete repository
 func SettingsDelete(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("org.settings")
 	ctx.Data["PageIsSettingsDelete"] = true
@@ -110,7 +118,7 @@ func SettingsDelete(ctx *context.Context) {
 	if ctx.Req.Method == "POST" {
 		if _, err := models.UserSignIn(ctx.User.Name, ctx.Query("password")); err != nil {
 			if models.IsErrUserNotExist(err) {
-				ctx.RenderWithErr(ctx.Tr("form.enterred_invalid_password"), SETTINGS_DELETE, nil)
+				ctx.RenderWithErr(ctx.Tr("form.enterred_invalid_password"), tplSettingsDelete, nil)
 			} else {
 				ctx.Handle(500, "UserSignIn", err)
 			}
@@ -131,9 +139,10 @@ func SettingsDelete(ctx *context.Context) {
 		return
 	}
 
-	ctx.HTML(200, SETTINGS_DELETE)
+	ctx.HTML(200, tplSettingsDelete)
 }
 
+// Webhooks render webhook list page
 func Webhooks(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("org.settings")
 	ctx.Data["PageIsSettingsHooks"] = true
@@ -147,9 +156,10 @@ func Webhooks(ctx *context.Context) {
 	}
 
 	ctx.Data["Webhooks"] = ws
-	ctx.HTML(200, SETTINGS_HOOKS)
+	ctx.HTML(200, tplSettingsHooks)
 }
 
+// DeleteWebhook response for delete webhook
 func DeleteWebhook(ctx *context.Context) {
 	if err := models.DeleteWebhookByOrgID(ctx.Org.Organization.ID, ctx.QueryInt64("id")); err != nil {
 		ctx.Flash.Error("DeleteWebhookByOrgID: " + err.Error())
diff --git a/routers/org/teams.go b/routers/org/teams.go
index 8c301277d84..aed5c5bd762 100644
--- a/routers/org/teams.go
+++ b/routers/org/teams.go
@@ -17,12 +17,17 @@ import (
 )
 
 const (
-	TEAMS             base.TplName = "org/team/teams"
-	TEAM_NEW          base.TplName = "org/team/new"
-	TEAM_MEMBERS      base.TplName = "org/team/members"
-	TEAM_REPOSITORIES base.TplName = "org/team/repositories"
+	// tplTeams template path for teams list page
+	tplTeams base.TplName = "org/team/teams"
+	// tplTeamNew template path for create new team page
+	tplTeamNew base.TplName = "org/team/new"
+	// tplTeamMembers template path for showing team members page
+	tplTeamMembers base.TplName = "org/team/members"
+	// tplTeamRepositories template path for showing team repositories page
+	tplTeamRepositories base.TplName = "org/team/repositories"
 )
 
+// Teams render teams list page
 func Teams(ctx *context.Context) {
 	org := ctx.Org.Organization
 	ctx.Data["Title"] = org.FullName
@@ -36,9 +41,10 @@ func Teams(ctx *context.Context) {
 	}
 	ctx.Data["Teams"] = org.Teams
 
-	ctx.HTML(200, TEAMS)
+	ctx.HTML(200, tplTeams)
 }
 
+// TeamsAction response for join, leave, remove, add operations to team
 func TeamsAction(ctx *context.Context) {
 	uid := com.StrTo(ctx.Query("uid")).MustInt64()
 	if uid == 0 {
@@ -107,6 +113,7 @@ func TeamsAction(ctx *context.Context) {
 	}
 }
 
+// TeamsRepoAction operate team's repository
 func TeamsRepoAction(ctx *context.Context) {
 	if !ctx.Org.IsOwner {
 		ctx.Error(404)
@@ -141,14 +148,16 @@ func TeamsRepoAction(ctx *context.Context) {
 	ctx.Redirect(ctx.Org.OrgLink + "/teams/" + ctx.Org.Team.LowerName + "/repositories")
 }
 
+// NewTeam render create new team page
 func NewTeam(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Org.Organization.FullName
 	ctx.Data["PageIsOrgTeams"] = true
 	ctx.Data["PageIsOrgTeamsNew"] = true
 	ctx.Data["Team"] = &models.Team{}
-	ctx.HTML(200, TEAM_NEW)
+	ctx.HTML(200, tplTeamNew)
 }
 
+// NewTeamPost response for create new team
 func NewTeamPost(ctx *context.Context, form auth.CreateTeamForm) {
 	ctx.Data["Title"] = ctx.Org.Organization.FullName
 	ctx.Data["PageIsOrgTeams"] = true
@@ -163,7 +172,7 @@ func NewTeamPost(ctx *context.Context, form auth.CreateTeamForm) {
 	ctx.Data["Team"] = t
 
 	if ctx.HasError() {
-		ctx.HTML(200, TEAM_NEW)
+		ctx.HTML(200, tplTeamNew)
 		return
 	}
 
@@ -171,7 +180,7 @@ func NewTeamPost(ctx *context.Context, form auth.CreateTeamForm) {
 		ctx.Data["Err_TeamName"] = true
 		switch {
 		case models.IsErrTeamAlreadyExist(err):
-			ctx.RenderWithErr(ctx.Tr("form.team_name_been_taken"), TEAM_NEW, &form)
+			ctx.RenderWithErr(ctx.Tr("form.team_name_been_taken"), tplTeamNew, &form)
 		default:
 			ctx.Handle(500, "NewTeam", err)
 		}
@@ -181,6 +190,7 @@ func NewTeamPost(ctx *context.Context, form auth.CreateTeamForm) {
 	ctx.Redirect(ctx.Org.OrgLink + "/teams/" + t.LowerName)
 }
 
+// TeamMembers render team members page
 func TeamMembers(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Org.Team.Name
 	ctx.Data["PageIsOrgTeams"] = true
@@ -188,9 +198,10 @@ func TeamMembers(ctx *context.Context) {
 		ctx.Handle(500, "GetMembers", err)
 		return
 	}
-	ctx.HTML(200, TEAM_MEMBERS)
+	ctx.HTML(200, tplTeamMembers)
 }
 
+// TeamRepositories show the repositories of team
 func TeamRepositories(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Org.Team.Name
 	ctx.Data["PageIsOrgTeams"] = true
@@ -198,17 +209,19 @@ func TeamRepositories(ctx *context.Context) {
 		ctx.Handle(500, "GetRepositories", err)
 		return
 	}
-	ctx.HTML(200, TEAM_REPOSITORIES)
+	ctx.HTML(200, tplTeamRepositories)
 }
 
+// EditTeam render team edit page
 func EditTeam(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Org.Organization.FullName
 	ctx.Data["PageIsOrgTeams"] = true
 	ctx.Data["team_name"] = ctx.Org.Team.Name
 	ctx.Data["desc"] = ctx.Org.Team.Description
-	ctx.HTML(200, TEAM_NEW)
+	ctx.HTML(200, tplTeamNew)
 }
 
+// EditTeamPost response for modify team information
 func EditTeamPost(ctx *context.Context, form auth.CreateTeamForm) {
 	t := ctx.Org.Team
 	ctx.Data["Title"] = ctx.Org.Organization.FullName
@@ -216,7 +229,7 @@ func EditTeamPost(ctx *context.Context, form auth.CreateTeamForm) {
 	ctx.Data["Team"] = t
 
 	if ctx.HasError() {
-		ctx.HTML(200, TEAM_NEW)
+		ctx.HTML(200, tplTeamNew)
 		return
 	}
 
@@ -247,7 +260,7 @@ func EditTeamPost(ctx *context.Context, form auth.CreateTeamForm) {
 		ctx.Data["Err_TeamName"] = true
 		switch {
 		case models.IsErrTeamAlreadyExist(err):
-			ctx.RenderWithErr(ctx.Tr("form.team_name_been_taken"), TEAM_NEW, &form)
+			ctx.RenderWithErr(ctx.Tr("form.team_name_been_taken"), tplTeamNew, &form)
 		default:
 			ctx.Handle(500, "UpdateTeam", err)
 		}
@@ -256,6 +269,7 @@ func EditTeamPost(ctx *context.Context, form auth.CreateTeamForm) {
 	ctx.Redirect(ctx.Org.OrgLink + "/teams/" + t.LowerName)
 }
 
+// DeleteTeam response for the delete team request
 func DeleteTeam(ctx *context.Context) {
 	if err := models.DeleteTeam(ctx.Org.Team); err != nil {
 		ctx.Flash.Error("DeleteTeam: " + err.Error())
diff --git a/routers/user/auth.go b/routers/user/auth.go
index 69f1db47b37..ebee24365c0 100644
--- a/routers/user/auth.go
+++ b/routers/user/auth.go
@@ -19,11 +19,14 @@ import (
 )
 
 const (
-	SIGNIN          base.TplName = "user/auth/signin"
-	SIGNUP          base.TplName = "user/auth/signup"
-	ACTIVATE        base.TplName = "user/auth/activate"
-	FORGOT_PASSWORD base.TplName = "user/auth/forgot_passwd"
-	RESET_PASSWORD  base.TplName = "user/auth/reset_passwd"
+	// tplSignIn template for sign in page
+	tplSignIn base.TplName = "user/auth/signin"
+	// tplSignUp template path for sign up page
+	tplSignUp base.TplName = "user/auth/signup"
+	// TplActivate template path for activate user
+	TplActivate       base.TplName = "user/auth/activate"
+	tplForgotPassword base.TplName = "user/auth/forgot_passwd"
+	tplResetPassword  base.TplName = "user/auth/reset_passwd"
 )
 
 // AutoSignIn reads cookie and try to auto-login.
@@ -66,6 +69,7 @@ func AutoSignIn(ctx *context.Context) (bool, error) {
 	return true, nil
 }
 
+// SignIn render sign in page
 func SignIn(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("sign_in")
 
@@ -93,21 +97,22 @@ func SignIn(ctx *context.Context) {
 		return
 	}
 
-	ctx.HTML(200, SIGNIN)
+	ctx.HTML(200, tplSignIn)
 }
 
+// SignInPost response for sign in request
 func SignInPost(ctx *context.Context, form auth.SignInForm) {
 	ctx.Data["Title"] = ctx.Tr("sign_in")
 
 	if ctx.HasError() {
-		ctx.HTML(200, SIGNIN)
+		ctx.HTML(200, tplSignIn)
 		return
 	}
 
 	u, err := models.UserSignIn(form.UserName, form.Password)
 	if err != nil {
 		if models.IsErrUserNotExist(err) {
-			ctx.RenderWithErr(ctx.Tr("form.username_password_incorrect"), SIGNIN, &form)
+			ctx.RenderWithErr(ctx.Tr("form.username_password_incorrect"), tplSignIn, &form)
 		} else {
 			ctx.Handle(500, "UserSignIn", err)
 		}
@@ -143,6 +148,7 @@ func SignInPost(ctx *context.Context, form auth.SignInForm) {
 	ctx.Redirect(setting.AppSubUrl + "/")
 }
 
+// SignOut sign out from login status
 func SignOut(ctx *context.Context) {
 	ctx.Session.Delete("uid")
 	ctx.Session.Delete("uname")
@@ -155,6 +161,7 @@ func SignOut(ctx *context.Context) {
 	ctx.Redirect(setting.AppSubUrl + "/")
 }
 
+// SignUp render the register page
 func SignUp(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("sign_up")
 
@@ -162,13 +169,14 @@ func SignUp(ctx *context.Context) {
 
 	if setting.Service.DisableRegistration {
 		ctx.Data["DisableRegistration"] = true
-		ctx.HTML(200, SIGNUP)
+		ctx.HTML(200, tplSignUp)
 		return
 	}
 
-	ctx.HTML(200, SIGNUP)
+	ctx.HTML(200, tplSignUp)
 }
 
+// SignUpPost response for sign up information submission
 func SignUpPost(ctx *context.Context, cpt *captcha.Captcha, form auth.RegisterForm) {
 	ctx.Data["Title"] = ctx.Tr("sign_up")
 
@@ -180,19 +188,19 @@ func SignUpPost(ctx *context.Context, cpt *captcha.Captcha, form auth.RegisterFo
 	}
 
 	if ctx.HasError() {
-		ctx.HTML(200, SIGNUP)
+		ctx.HTML(200, tplSignUp)
 		return
 	}
 
 	if setting.Service.EnableCaptcha && !cpt.VerifyReq(ctx.Req) {
 		ctx.Data["Err_Captcha"] = true
-		ctx.RenderWithErr(ctx.Tr("form.captcha_incorrect"), SIGNUP, &form)
+		ctx.RenderWithErr(ctx.Tr("form.captcha_incorrect"), tplSignUp, &form)
 		return
 	}
 
 	if form.Password != form.Retype {
 		ctx.Data["Err_Password"] = true
-		ctx.RenderWithErr(ctx.Tr("form.password_not_match"), SIGNUP, &form)
+		ctx.RenderWithErr(ctx.Tr("form.password_not_match"), tplSignUp, &form)
 		return
 	}
 
@@ -206,16 +214,16 @@ func SignUpPost(ctx *context.Context, cpt *captcha.Captcha, form auth.RegisterFo
 		switch {
 		case models.IsErrUserAlreadyExist(err):
 			ctx.Data["Err_UserName"] = true
-			ctx.RenderWithErr(ctx.Tr("form.username_been_taken"), SIGNUP, &form)
+			ctx.RenderWithErr(ctx.Tr("form.username_been_taken"), tplSignUp, &form)
 		case models.IsErrEmailAlreadyUsed(err):
 			ctx.Data["Err_Email"] = true
-			ctx.RenderWithErr(ctx.Tr("form.email_been_used"), SIGNUP, &form)
+			ctx.RenderWithErr(ctx.Tr("form.email_been_used"), tplSignUp, &form)
 		case models.IsErrNameReserved(err):
 			ctx.Data["Err_UserName"] = true
-			ctx.RenderWithErr(ctx.Tr("user.form.name_reserved", err.(models.ErrNameReserved).Name), SIGNUP, &form)
+			ctx.RenderWithErr(ctx.Tr("user.form.name_reserved", err.(models.ErrNameReserved).Name), tplSignUp, &form)
 		case models.IsErrNamePatternNotAllowed(err):
 			ctx.Data["Err_UserName"] = true
-			ctx.RenderWithErr(ctx.Tr("user.form.name_pattern_not_allowed", err.(models.ErrNamePatternNotAllowed).Pattern), SIGNUP, &form)
+			ctx.RenderWithErr(ctx.Tr("user.form.name_pattern_not_allowed", err.(models.ErrNamePatternNotAllowed).Pattern), tplSignUp, &form)
 		default:
 			ctx.Handle(500, "CreateUser", err)
 		}
@@ -239,7 +247,7 @@ func SignUpPost(ctx *context.Context, cpt *captcha.Captcha, form auth.RegisterFo
 		ctx.Data["IsSendRegisterMail"] = true
 		ctx.Data["Email"] = u.Email
 		ctx.Data["Hours"] = setting.Service.ActiveCodeLives / 60
-		ctx.HTML(200, ACTIVATE)
+		ctx.HTML(200, TplActivate)
 
 		if err := ctx.Cache.Put("MailResendLimit_"+u.LowerName, u.LowerName, 180); err != nil {
 			log.Error(4, "Set cache(MailResendLimit) fail: %v", err)
@@ -250,6 +258,7 @@ func SignUpPost(ctx *context.Context, cpt *captcha.Captcha, form auth.RegisterFo
 	ctx.Redirect(setting.AppSubUrl + "/user/login")
 }
 
+// Activate render activate user page
 func Activate(ctx *context.Context) {
 	code := ctx.Query("code")
 	if len(code) == 0 {
@@ -273,7 +282,7 @@ func Activate(ctx *context.Context) {
 		} else {
 			ctx.Data["ServiceNotEnabled"] = true
 		}
-		ctx.HTML(200, ACTIVATE)
+		ctx.HTML(200, TplActivate)
 		return
 	}
 
@@ -299,15 +308,16 @@ func Activate(ctx *context.Context) {
 	}
 
 	ctx.Data["IsActivateFailed"] = true
-	ctx.HTML(200, ACTIVATE)
+	ctx.HTML(200, TplActivate)
 }
 
+// ActivateEmail render the activate email page
 func ActivateEmail(ctx *context.Context) {
 	code := ctx.Query("code")
-	email_string := ctx.Query("email")
+	emailStr := ctx.Query("email")
 
 	// Verify code.
-	if email := models.VerifyActiveEmailCode(code, email_string); email != nil {
+	if email := models.VerifyActiveEmailCode(code, emailStr); email != nil {
 		if err := email.Activate(); err != nil {
 			ctx.Handle(500, "ActivateEmail", err)
 		}
@@ -320,19 +330,21 @@ func ActivateEmail(ctx *context.Context) {
 	return
 }
 
+// ForgotPasswd render the forget pasword page
 func ForgotPasswd(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("auth.forgot_password")
 
 	if setting.MailService == nil {
 		ctx.Data["IsResetDisable"] = true
-		ctx.HTML(200, FORGOT_PASSWORD)
+		ctx.HTML(200, tplForgotPassword)
 		return
 	}
 
 	ctx.Data["IsResetRequest"] = true
-	ctx.HTML(200, FORGOT_PASSWORD)
+	ctx.HTML(200, tplForgotPassword)
 }
 
+// ForgotPasswdPost response for forget password request
 func ForgotPasswdPost(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("auth.forgot_password")
 
@@ -350,23 +362,23 @@ func ForgotPasswdPost(ctx *context.Context) {
 		if models.IsErrUserNotExist(err) {
 			ctx.Data["Hours"] = setting.Service.ActiveCodeLives / 60
 			ctx.Data["IsResetSent"] = true
-			ctx.HTML(200, FORGOT_PASSWORD)
+			ctx.HTML(200, tplForgotPassword)
 			return
-		} else {
-			ctx.Handle(500, "user.ResetPasswd(check existence)", err)
 		}
+
+		ctx.Handle(500, "user.ResetPasswd(check existence)", err)
 		return
 	}
 
 	if !u.IsLocal() {
 		ctx.Data["Err_Email"] = true
-		ctx.RenderWithErr(ctx.Tr("auth.non_local_account"), FORGOT_PASSWORD, nil)
+		ctx.RenderWithErr(ctx.Tr("auth.non_local_account"), tplForgotPassword, nil)
 		return
 	}
 
 	if ctx.Cache.IsExist("MailResendLimit_" + u.LowerName) {
 		ctx.Data["ResendLimited"] = true
-		ctx.HTML(200, FORGOT_PASSWORD)
+		ctx.HTML(200, tplForgotPassword)
 		return
 	}
 
@@ -377,9 +389,10 @@ func ForgotPasswdPost(ctx *context.Context) {
 
 	ctx.Data["Hours"] = setting.Service.ActiveCodeLives / 60
 	ctx.Data["IsResetSent"] = true
-	ctx.HTML(200, FORGOT_PASSWORD)
+	ctx.HTML(200, tplForgotPassword)
 }
 
+// ResetPasswd render the reset password page
 func ResetPasswd(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("auth.reset_password")
 
@@ -390,9 +403,10 @@ func ResetPasswd(ctx *context.Context) {
 	}
 	ctx.Data["Code"] = code
 	ctx.Data["IsResetForm"] = true
-	ctx.HTML(200, RESET_PASSWORD)
+	ctx.HTML(200, tplResetPassword)
 }
 
+// ResetPasswdPost response fro reset password request
 func ResetPasswdPost(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("auth.reset_password")
 
@@ -409,7 +423,7 @@ func ResetPasswdPost(ctx *context.Context) {
 		if len(passwd) < 6 {
 			ctx.Data["IsResetForm"] = true
 			ctx.Data["Err_Password"] = true
-			ctx.RenderWithErr(ctx.Tr("auth.password_too_short"), RESET_PASSWORD, nil)
+			ctx.RenderWithErr(ctx.Tr("auth.password_too_short"), tplResetPassword, nil)
 			return
 		}
 
@@ -428,5 +442,5 @@ func ResetPasswdPost(ctx *context.Context) {
 	}
 
 	ctx.Data["IsResetFailed"] = true
-	ctx.HTML(200, RESET_PASSWORD)
+	ctx.HTML(200, tplResetPassword)
 }
diff --git a/routers/user/home.go b/routers/user/home.go
index b82daed2912..e6b789e2f37 100644
--- a/routers/user/home.go
+++ b/routers/user/home.go
@@ -18,10 +18,10 @@ import (
 )
 
 const (
-	DASHBOARD base.TplName = "user/dashboard/dashboard"
-	ISSUES    base.TplName = "user/dashboard/issues"
-	PROFILE   base.TplName = "user/profile"
-	ORG_HOME  base.TplName = "org/home"
+	tplDashborad base.TplName = "user/dashboard/dashboard"
+	tplIssues    base.TplName = "user/dashboard/issues"
+	tplProfile   base.TplName = "user/profile"
+	tplOrgHome   base.TplName = "org/home"
 )
 
 // getDashboardContextUser finds out dashboard is viewing as which context user.
@@ -86,6 +86,7 @@ func retrieveFeeds(ctx *context.Context, ctxUser *models.User, userID, offset in
 	ctx.Data["Feeds"] = feeds
 }
 
+// Dashboard render the dashborad page
 func Dashboard(ctx *context.Context) {
 	ctxUser := getDashboardContextUser(ctx)
 	if ctx.Written() {
@@ -150,9 +151,10 @@ func Dashboard(ctx *context.Context) {
 	if ctx.Written() {
 		return
 	}
-	ctx.HTML(200, DASHBOARD)
+	ctx.HTML(200, tplDashborad)
 }
 
+// Issues render the user issues page
 func Issues(ctx *context.Context) {
 	isPullList := ctx.Params(":type") == "pulls"
 	if isPullList {
@@ -308,9 +310,10 @@ func Issues(ctx *context.Context) {
 		ctx.Data["State"] = "open"
 	}
 
-	ctx.HTML(200, ISSUES)
+	ctx.HTML(200, tplIssues)
 }
 
+// ShowSSHKeys ouput all the ssh keys of user by uid
 func ShowSSHKeys(ctx *context.Context, uid int64) {
 	keys, err := models.ListPublicKeys(uid)
 	if err != nil {
@@ -373,9 +376,10 @@ func showOrgProfile(ctx *context.Context) {
 
 	ctx.Data["Teams"] = org.Teams
 
-	ctx.HTML(200, ORG_HOME)
+	ctx.HTML(200, tplOrgHome)
 }
 
+// Email2User show user page via email
 func Email2User(ctx *context.Context) {
 	u, err := models.GetUserByEmail(ctx.Query("email"))
 	if err != nil {
diff --git a/routers/user/profile.go b/routers/user/profile.go
index fc8ef442baf..a5f4a97efd1 100644
--- a/routers/user/profile.go
+++ b/routers/user/profile.go
@@ -19,10 +19,11 @@ import (
 )
 
 const (
-	FOLLOWERS base.TplName = "user/meta/followers"
-	STARS     base.TplName = "user/meta/stars"
+	tplFollowers base.TplName = "user/meta/followers"
+	tplStars     base.TplName = "user/meta/stars"
 )
 
+// GetUserByName get user by name
 func GetUserByName(ctx *context.Context, name string) *models.User {
 	user, err := models.GetUserByName(name)
 	if err != nil {
@@ -41,6 +42,7 @@ func GetUserByParams(ctx *context.Context) *models.User {
 	return GetUserByName(ctx, ctx.Params(":username"))
 }
 
+// Profile render user's profile page
 func Profile(ctx *context.Context) {
 	uname := ctx.Params(":username")
 	// Special handle for FireFox requests favicon.ico.
@@ -107,9 +109,10 @@ func Profile(ctx *context.Context) {
 		ctx.Data["Page"] = paginater.New(ctxUser.NumRepos, setting.UI.User.RepoPagingNum, page, 5)
 	}
 
-	ctx.HTML(200, PROFILE)
+	ctx.HTML(200, tplProfile)
 }
 
+// Followers render user's followers page
 func Followers(ctx *context.Context) {
 	u := GetUserByParams(ctx)
 	if ctx.Written() {
@@ -119,9 +122,10 @@ func Followers(ctx *context.Context) {
 	ctx.Data["CardsTitle"] = ctx.Tr("user.followers")
 	ctx.Data["PageIsFollowers"] = true
 	ctx.Data["Owner"] = u
-	repo.RenderUserCards(ctx, u.NumFollowers, u.GetFollowers, FOLLOWERS)
+	repo.RenderUserCards(ctx, u.NumFollowers, u.GetFollowers, tplFollowers)
 }
 
+// Following render user's followering page
 func Following(ctx *context.Context) {
 	u := GetUserByParams(ctx)
 	if ctx.Written() {
@@ -131,13 +135,15 @@ func Following(ctx *context.Context) {
 	ctx.Data["CardsTitle"] = ctx.Tr("user.following")
 	ctx.Data["PageIsFollowing"] = true
 	ctx.Data["Owner"] = u
-	repo.RenderUserCards(ctx, u.NumFollowing, u.GetFollowing, FOLLOWERS)
+	repo.RenderUserCards(ctx, u.NumFollowing, u.GetFollowing, tplFollowers)
 }
 
+// Stars show repositories user starred
 func Stars(ctx *context.Context) {
 
 }
 
+// Action response for follow/unfollow user request
 func Action(ctx *context.Context) {
 	u := GetUserByParams(ctx)
 	if ctx.Written() {
diff --git a/routers/user/setting.go b/routers/user/setting.go
index 8c4bc02a557..ae526162f39 100644
--- a/routers/user/setting.go
+++ b/routers/user/setting.go
@@ -21,22 +21,23 @@ import (
 )
 
 const (
-	SETTINGS_PROFILE      base.TplName = "user/settings/profile"
-	SETTINGS_AVATAR       base.TplName = "user/settings/avatar"
-	SETTINGS_PASSWORD     base.TplName = "user/settings/password"
-	SETTINGS_EMAILS       base.TplName = "user/settings/email"
-	SETTINGS_SSH_KEYS     base.TplName = "user/settings/sshkeys"
-	SETTINGS_SOCIAL       base.TplName = "user/settings/social"
-	SETTINGS_APPLICATIONS base.TplName = "user/settings/applications"
-	SETTINGS_DELETE       base.TplName = "user/settings/delete"
-	NOTIFICATION          base.TplName = "user/notification"
-	SECURITY              base.TplName = "user/security"
+	tplSettingsProfile      base.TplName = "user/settings/profile"
+	tplSettingsAvatar       base.TplName = "user/settings/avatar"
+	tplSettingsPassword     base.TplName = "user/settings/password"
+	tplSettingsEmails       base.TplName = "user/settings/email"
+	tplSettingsSSHKeys      base.TplName = "user/settings/sshkeys"
+	tplSettingsSocial       base.TplName = "user/settings/social"
+	tplSettingsApplications base.TplName = "user/settings/applications"
+	tplSettingsDelete       base.TplName = "user/settings/delete"
+	tplNotification         base.TplName = "user/notification"
+	tplSecurity             base.TplName = "user/security"
 )
 
+// Settings render user's profile page
 func Settings(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("settings")
 	ctx.Data["PageIsSettingsProfile"] = true
-	ctx.HTML(200, SETTINGS_PROFILE)
+	ctx.HTML(200, tplSettingsProfile)
 }
 
 func handleUsernameChange(ctx *context.Context, newName string) {
@@ -74,12 +75,13 @@ func handleUsernameChange(ctx *context.Context, newName string) {
 	ctx.User.LowerName = strings.ToLower(newName)
 }
 
+// SettingsPost response for change user's profile
 func SettingsPost(ctx *context.Context, form auth.UpdateProfileForm) {
 	ctx.Data["Title"] = ctx.Tr("settings")
 	ctx.Data["PageIsSettingsProfile"] = true
 
 	if ctx.HasError() {
-		ctx.HTML(200, SETTINGS_PROFILE)
+		ctx.HTML(200, tplSettingsProfile)
 		return
 	}
 
@@ -102,6 +104,7 @@ func SettingsPost(ctx *context.Context, form auth.UpdateProfileForm) {
 	ctx.Redirect(setting.AppSubUrl + "/user/settings")
 }
 
+// UpdateAvatarSetting update user's avatar
 // FIXME: limit size.
 func UpdateAvatarSetting(ctx *context.Context, form auth.AvatarForm, ctxUser *models.User) error {
 	ctxUser.UseCustomAvatar = form.Source == auth.AvatarLocal
@@ -144,12 +147,14 @@ func UpdateAvatarSetting(ctx *context.Context, form auth.AvatarForm, ctxUser *mo
 	return nil
 }
 
+// SettingsAvatar render user avatar page
 func SettingsAvatar(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("settings")
 	ctx.Data["PageIsSettingsAvatar"] = true
-	ctx.HTML(200, SETTINGS_AVATAR)
+	ctx.HTML(200, tplSettingsAvatar)
 }
 
+// SettingsAvatarPost response for change user's avatar request
 func SettingsAvatarPost(ctx *context.Context, form auth.AvatarForm) {
 	if err := UpdateAvatarSetting(ctx, form, ctx.User); err != nil {
 		ctx.Flash.Error(err.Error())
@@ -160,6 +165,7 @@ func SettingsAvatarPost(ctx *context.Context, form auth.AvatarForm) {
 	ctx.Redirect(setting.AppSubUrl + "/user/settings/avatar")
 }
 
+// SettingsDeleteAvatar render delete avatar page
 func SettingsDeleteAvatar(ctx *context.Context) {
 	if err := ctx.User.DeleteAvatar(); err != nil {
 		ctx.Flash.Error(err.Error())
@@ -168,18 +174,20 @@ func SettingsDeleteAvatar(ctx *context.Context) {
 	ctx.Redirect(setting.AppSubUrl + "/user/settings/avatar")
 }
 
+// SettingsPassword render change user's password page
 func SettingsPassword(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("settings")
 	ctx.Data["PageIsSettingsPassword"] = true
-	ctx.HTML(200, SETTINGS_PASSWORD)
+	ctx.HTML(200, tplSettingsPassword)
 }
 
+// SettingsPasswordPost response for change user's password
 func SettingsPasswordPost(ctx *context.Context, form auth.ChangePasswordForm) {
 	ctx.Data["Title"] = ctx.Tr("settings")
 	ctx.Data["PageIsSettingsPassword"] = true
 
 	if ctx.HasError() {
-		ctx.HTML(200, SETTINGS_PASSWORD)
+		ctx.HTML(200, tplSettingsPassword)
 		return
 	}
 
@@ -202,6 +210,7 @@ func SettingsPasswordPost(ctx *context.Context, form auth.ChangePasswordForm) {
 	ctx.Redirect(setting.AppSubUrl + "/user/settings/password")
 }
 
+// SettingsEmails render user's emails page
 func SettingsEmails(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("settings")
 	ctx.Data["PageIsSettingsEmails"] = true
@@ -213,9 +222,10 @@ func SettingsEmails(ctx *context.Context) {
 	}
 	ctx.Data["Emails"] = emails
 
-	ctx.HTML(200, SETTINGS_EMAILS)
+	ctx.HTML(200, tplSettingsEmails)
 }
 
+// SettingsEmailPost response for change user's email
 func SettingsEmailPost(ctx *context.Context, form auth.AddEmailForm) {
 	ctx.Data["Title"] = ctx.Tr("settings")
 	ctx.Data["PageIsSettingsEmails"] = true
@@ -241,7 +251,7 @@ func SettingsEmailPost(ctx *context.Context, form auth.AddEmailForm) {
 	ctx.Data["Emails"] = emails
 
 	if ctx.HasError() {
-		ctx.HTML(200, SETTINGS_EMAILS)
+		ctx.HTML(200, tplSettingsEmails)
 		return
 	}
 
@@ -252,7 +262,7 @@ func SettingsEmailPost(ctx *context.Context, form auth.AddEmailForm) {
 	}
 	if err := models.AddEmailAddress(email); err != nil {
 		if models.IsErrEmailAlreadyUsed(err) {
-			ctx.RenderWithErr(ctx.Tr("form.email_been_used"), SETTINGS_EMAILS, &form)
+			ctx.RenderWithErr(ctx.Tr("form.email_been_used"), tplSettingsEmails, &form)
 			return
 		}
 		ctx.Handle(500, "AddEmailAddress", err)
@@ -275,6 +285,7 @@ func SettingsEmailPost(ctx *context.Context, form auth.AddEmailForm) {
 	ctx.Redirect(setting.AppSubUrl + "/user/settings/email")
 }
 
+// DeleteEmail reponse for delete user's email
 func DeleteEmail(ctx *context.Context) {
 	if err := models.DeleteEmailAddress(&models.EmailAddress{ID: ctx.QueryInt64("id")}); err != nil {
 		ctx.Handle(500, "DeleteEmail", err)
@@ -288,6 +299,7 @@ func DeleteEmail(ctx *context.Context) {
 	})
 }
 
+// SettingsSSHKeys render user's SSH public keys page
 func SettingsSSHKeys(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("settings")
 	ctx.Data["PageIsSettingsSSHKeys"] = true
@@ -299,9 +311,10 @@ func SettingsSSHKeys(ctx *context.Context) {
 	}
 	ctx.Data["Keys"] = keys
 
-	ctx.HTML(200, SETTINGS_SSH_KEYS)
+	ctx.HTML(200, tplSettingsSSHKeys)
 }
 
+// SettingsSSHKeysPost response for change user's SSH keys
 func SettingsSSHKeysPost(ctx *context.Context, form auth.AddSSHKeyForm) {
 	ctx.Data["Title"] = ctx.Tr("settings")
 	ctx.Data["PageIsSettingsSSHKeys"] = true
@@ -314,7 +327,7 @@ func SettingsSSHKeysPost(ctx *context.Context, form auth.AddSSHKeyForm) {
 	ctx.Data["Keys"] = keys
 
 	if ctx.HasError() {
-		ctx.HTML(200, SETTINGS_SSH_KEYS)
+		ctx.HTML(200, tplSettingsSSHKeys)
 		return
 	}
 
@@ -334,10 +347,10 @@ func SettingsSSHKeysPost(ctx *context.Context, form auth.AddSSHKeyForm) {
 		switch {
 		case models.IsErrKeyAlreadyExist(err):
 			ctx.Data["Err_Content"] = true
-			ctx.RenderWithErr(ctx.Tr("settings.ssh_key_been_used"), SETTINGS_SSH_KEYS, &form)
+			ctx.RenderWithErr(ctx.Tr("settings.ssh_key_been_used"), tplSettingsSSHKeys, &form)
 		case models.IsErrKeyNameAlreadyUsed(err):
 			ctx.Data["Err_Title"] = true
-			ctx.RenderWithErr(ctx.Tr("settings.ssh_key_name_used"), SETTINGS_SSH_KEYS, &form)
+			ctx.RenderWithErr(ctx.Tr("settings.ssh_key_name_used"), tplSettingsSSHKeys, &form)
 		default:
 			ctx.Handle(500, "AddPublicKey", err)
 		}
@@ -348,6 +361,7 @@ func SettingsSSHKeysPost(ctx *context.Context, form auth.AddSSHKeyForm) {
 	ctx.Redirect(setting.AppSubUrl + "/user/settings/ssh")
 }
 
+// DeleteSSHKey response for delete user's SSH key
 func DeleteSSHKey(ctx *context.Context) {
 	if err := models.DeletePublicKey(ctx.User, ctx.QueryInt64("id")); err != nil {
 		ctx.Flash.Error("DeletePublicKey: " + err.Error())
@@ -360,6 +374,7 @@ func DeleteSSHKey(ctx *context.Context) {
 	})
 }
 
+// SettingsApplications render user's access tokens page
 func SettingsApplications(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("settings")
 	ctx.Data["PageIsSettingsApplications"] = true
@@ -371,9 +386,10 @@ func SettingsApplications(ctx *context.Context) {
 	}
 	ctx.Data["Tokens"] = tokens
 
-	ctx.HTML(200, SETTINGS_APPLICATIONS)
+	ctx.HTML(200, tplSettingsApplications)
 }
 
+// SettingsApplicationsPost response for add user's access token
 func SettingsApplicationsPost(ctx *context.Context, form auth.NewAccessTokenForm) {
 	ctx.Data["Title"] = ctx.Tr("settings")
 	ctx.Data["PageIsSettingsApplications"] = true
@@ -385,7 +401,7 @@ func SettingsApplicationsPost(ctx *context.Context, form auth.NewAccessTokenForm
 			return
 		}
 		ctx.Data["Tokens"] = tokens
-		ctx.HTML(200, SETTINGS_APPLICATIONS)
+		ctx.HTML(200, tplSettingsApplications)
 		return
 	}
 
@@ -404,6 +420,7 @@ func SettingsApplicationsPost(ctx *context.Context, form auth.NewAccessTokenForm
 	ctx.Redirect(setting.AppSubUrl + "/user/settings/applications")
 }
 
+// SettingsDeleteApplication response for delete user access token
 func SettingsDeleteApplication(ctx *context.Context) {
 	if err := models.DeleteAccessTokenByID(ctx.QueryInt64("id")); err != nil {
 		ctx.Flash.Error("DeleteAccessTokenByID: " + err.Error())
@@ -416,6 +433,7 @@ func SettingsDeleteApplication(ctx *context.Context) {
 	})
 }
 
+// SettingsDelete render user suicide page and response for delete user himself
 func SettingsDelete(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("settings")
 	ctx.Data["PageIsSettingsDelete"] = true
@@ -423,7 +441,7 @@ func SettingsDelete(ctx *context.Context) {
 	if ctx.Req.Method == "POST" {
 		if _, err := models.UserSignIn(ctx.User.Name, ctx.Query("password")); err != nil {
 			if models.IsErrUserNotExist(err) {
-				ctx.RenderWithErr(ctx.Tr("form.enterred_invalid_password"), SETTINGS_DELETE, nil)
+				ctx.RenderWithErr(ctx.Tr("form.enterred_invalid_password"), tplSettingsDelete, nil)
 			} else {
 				ctx.Handle(500, "UserSignIn", err)
 			}
@@ -448,5 +466,5 @@ func SettingsDelete(ctx *context.Context) {
 		return
 	}
 
-	ctx.HTML(200, SETTINGS_DELETE)
+	ctx.HTML(200, tplSettingsDelete)
 }