diff --git a/cmd/web.go b/cmd/web.go
index 3d0c97779..3bb5ef3a9 100644
--- a/cmd/web.go
+++ b/cmd/web.go
@@ -123,7 +123,7 @@ func newMacaron() *macaron.Macaron {
 		m.Use(gzip.Gziper())
 	}
 	if setting.Protocol == setting.FCGI {
-		m.SetURLPrefix(setting.AppSubUrl)
+		m.SetURLPrefix(setting.AppSubURL)
 	}
 	m.Use(macaron.Static(
 		path.Join(setting.StaticRootPath, "public"),
@@ -158,7 +158,7 @@ func newMacaron() *macaron.Macaron {
 		localFiles[name] = bindata.MustAsset("conf/locale/" + name)
 	}
 	m.Use(i18n.I18n(i18n.Options{
-		SubURL:          setting.AppSubUrl,
+		SubURL:          setting.AppSubURL,
 		Files:           localFiles,
 		CustomDirectory: path.Join(setting.CustomPath, "conf/locale"),
 		Langs:           setting.Langs,
@@ -172,7 +172,7 @@ func newMacaron() *macaron.Macaron {
 		Interval:      setting.CacheInterval,
 	}))
 	m.Use(captcha.Captchaer(captcha.Options{
-		SubURL: setting.AppSubUrl,
+		SubURL: setting.AppSubURL,
 	}))
 	m.Use(session.Sessioner(setting.SessionConfig))
 	m.Use(csrf.Csrfer(csrf.Options{
@@ -180,7 +180,7 @@ func newMacaron() *macaron.Macaron {
 		Cookie:     setting.CSRFCookieName,
 		SetCookie:  true,
 		Header:     "X-Csrf-Token",
-		CookiePath: setting.AppSubUrl,
+		CookiePath: setting.AppSubURL,
 	}))
 	m.Use(toolbox.Toolboxer(m, toolbox.Options{
 		HealthCheckFuncs: []*toolbox.HealthCheckFuncDesc{
@@ -216,7 +216,7 @@ func runWeb(ctx *cli.Context) error {
 	m.Get("/", ignSignIn, routers.Home)
 	m.Group("/explore", func() {
 		m.Get("", func(ctx *context.Context) {
-			ctx.Redirect(setting.AppSubUrl + "/explore/repos")
+			ctx.Redirect(setting.AppSubURL + "/explore/repos")
 		})
 		m.Get("/repos", routers.ExploreRepos)
 		m.Get("/users", routers.ExploreUsers)
@@ -635,17 +635,17 @@ func runWeb(ctx *cli.Context) error {
 
 	// Flag for port number in case first time run conflict.
 	if ctx.IsSet("port") {
-		setting.AppUrl = strings.Replace(setting.AppUrl, setting.HTTPPort, ctx.String("port"), 1)
+		setting.AppURL = strings.Replace(setting.AppURL, setting.HTTPPort, ctx.String("port"), 1)
 		setting.HTTPPort = ctx.String("port")
 	}
 
 	var listenAddr string
-	if setting.Protocol == setting.UNIX_SOCKET {
+	if setting.Protocol == setting.UnixSocket {
 		listenAddr = fmt.Sprintf("%s", setting.HTTPAddr)
 	} else {
 		listenAddr = fmt.Sprintf("%s:%s", setting.HTTPAddr, setting.HTTPPort)
 	}
-	log.Info("Listen: %v://%s%s", setting.Protocol, listenAddr, setting.AppSubUrl)
+	log.Info("Listen: %v://%s%s", setting.Protocol, listenAddr, setting.AppSubURL)
 
 	var err error
 	switch setting.Protocol {
@@ -656,7 +656,7 @@ func runWeb(ctx *cli.Context) error {
 		err = server.ListenAndServeTLS(setting.CertFile, setting.KeyFile)
 	case setting.FCGI:
 		err = fcgi.Serve(nil, m)
-	case setting.UNIX_SOCKET:
+	case setting.UnixSocket:
 		os.Remove(listenAddr)
 
 		var listener *net.UnixListener
diff --git a/models/action.go b/models/action.go
index 72d988955..5312a1797 100644
--- a/models/action.go
+++ b/models/action.go
@@ -152,8 +152,8 @@ func (a *Action) ShortRepoPath() string {
 
 // GetRepoLink returns relative link to action repository.
 func (a *Action) GetRepoLink() string {
-	if len(setting.AppSubUrl) > 0 {
-		return path.Join(setting.AppSubUrl, a.GetRepoPath())
+	if len(setting.AppSubURL) > 0 {
+		return path.Join(setting.AppSubURL, a.GetRepoPath())
 	}
 	return "/" + a.GetRepoPath()
 }
@@ -546,7 +546,7 @@ func CommitRepoAction(opts CommitRepoActionOptions) error {
 			Ref:        opts.RefFullName,
 			Before:     opts.OldCommitID,
 			After:      opts.NewCommitID,
-			CompareURL: setting.AppUrl + opts.Commits.CompareURL,
+			CompareURL: setting.AppURL + opts.Commits.CompareURL,
 			Commits:    opts.Commits.ToAPIPayloadCommits(repo.HTMLURL()),
 			Repo:       apiRepo,
 			Pusher:     apiPusher,
diff --git a/models/pull.go b/models/pull.go
index d1ff97437..5d32c7176 100644
--- a/models/pull.go
+++ b/models/pull.go
@@ -317,7 +317,7 @@ func (pr *PullRequest) Merge(doer *User, baseGitRepo *git.Repository) (err error
 		Ref:        git.BRANCH_PREFIX + pr.BaseBranch,
 		Before:     pr.MergeBase,
 		After:      pr.MergedCommitID,
-		CompareURL: setting.AppUrl + pr.BaseRepo.ComposeCompareURL(pr.MergeBase, pr.MergedCommitID),
+		CompareURL: setting.AppURL + pr.BaseRepo.ComposeCompareURL(pr.MergeBase, pr.MergedCommitID),
 		Commits:    ListToPushCommits(l).ToAPIPayloadCommits(pr.BaseRepo.HTMLURL()),
 		Repo:       pr.BaseRepo.APIFormat(nil),
 		Pusher:     pr.HeadRepo.MustOwner().APIFormat(),
diff --git a/models/repo.go b/models/repo.go
index b3e08a93e..4f4477c9a 100644
--- a/models/repo.go
+++ b/models/repo.go
@@ -246,7 +246,7 @@ func (repo *Repository) FullName() string {
 }
 
 func (repo *Repository) HTMLURL() string {
-	return setting.AppUrl + repo.FullName()
+	return setting.AppURL + repo.FullName()
 }
 
 // Arguments that are allowed to be nil: permission
@@ -412,7 +412,7 @@ func (repo *Repository) RelLink() string {
 }
 
 func (repo *Repository) Link() string {
-	return setting.AppSubUrl + "/" + repo.FullName()
+	return setting.AppSubURL + "/" + repo.FullName()
 }
 
 func (repo *Repository) ComposeCompareURL(oldCommitID, newCommitID string) string {
@@ -550,7 +550,7 @@ type CloneLink struct {
 
 // ComposeHTTPSCloneURL returns HTTPS clone URL based on given owner and repository name.
 func ComposeHTTPSCloneURL(owner, repo string) string {
-	return fmt.Sprintf("%s%s/%s.git", setting.AppUrl, owner, repo)
+	return fmt.Sprintf("%s%s/%s.git", setting.AppURL, owner, repo)
 }
 
 func (repo *Repository) cloneLink(isWiki bool) *CloneLink {
diff --git a/models/user.go b/models/user.go
index 6c0223e6e..1e15b2a96 100644
--- a/models/user.go
+++ b/models/user.go
@@ -198,14 +198,14 @@ func (u *User) CanImportLocal() bool {
 // DashboardLink returns the user dashboard page link.
 func (u *User) DashboardLink() string {
 	if u.IsOrganization() {
-		return setting.AppSubUrl + "/org/" + u.Name + "/dashboard/"
+		return setting.AppSubURL + "/org/" + u.Name + "/dashboard/"
 	}
-	return setting.AppSubUrl + "/"
+	return setting.AppSubURL + "/"
 }
 
 // HomeLink returns the user or organization home page link.
 func (u *User) HomeLink() string {
-	return setting.AppSubUrl + "/" + u.Name
+	return setting.AppSubURL + "/" + u.Name
 }
 
 // GenerateEmailActivateCode generates an activate code based on user information and given e-mail.
@@ -261,7 +261,7 @@ func (u *User) GenerateRandomAvatar() error {
 // which includes app sub-url as prefix. However, it is possible
 // to return full URL if user enables Gravatar-like service.
 func (u *User) RelAvatarLink() string {
-	defaultImgUrl := setting.AppSubUrl + "/img/avatar_default.png"
+	defaultImgUrl := setting.AppSubURL + "/img/avatar_default.png"
 	if u.ID == -1 {
 		return defaultImgUrl
 	}
@@ -271,7 +271,7 @@ func (u *User) RelAvatarLink() string {
 		if !com.IsExist(u.CustomAvatarPath()) {
 			return defaultImgUrl
 		}
-		return setting.AppSubUrl + "/avatars/" + com.ToStr(u.ID)
+		return setting.AppSubURL + "/avatars/" + com.ToStr(u.ID)
 	case setting.DisableGravatar, setting.OfflineMode:
 		if !com.IsExist(u.CustomAvatarPath()) {
 			if err := u.GenerateRandomAvatar(); err != nil {
@@ -279,7 +279,7 @@ func (u *User) RelAvatarLink() string {
 			}
 		}
 
-		return setting.AppSubUrl + "/avatars/" + com.ToStr(u.ID)
+		return setting.AppSubURL + "/avatars/" + com.ToStr(u.ID)
 	}
 	return base.AvatarLink(u.AvatarEmail)
 }
@@ -288,7 +288,7 @@ func (u *User) RelAvatarLink() string {
 func (u *User) AvatarLink() string {
 	link := u.RelAvatarLink()
 	if link[0] == '/' && link[1] != '/' {
-		return setting.AppUrl + strings.TrimPrefix(link, setting.AppSubUrl)[1:]
+		return setting.AppURL + strings.TrimPrefix(link, setting.AppSubURL)[1:]
 	}
 	return link
 }
diff --git a/models/webhook_slack.go b/models/webhook_slack.go
index f6b2a70f9..a872e7256 100644
--- a/models/webhook_slack.go
+++ b/models/webhook_slack.go
@@ -142,7 +142,7 @@ func getSlackPushPayload(p *api.PushPayload, slack *SlackMeta) (*SlackPayload, e
 }
 
 func getSlackPullRequestPayload(p *api.PullRequestPayload, slack *SlackMeta) (*SlackPayload, error) {
-	senderLink := SlackLinkFormatter(setting.AppUrl+p.Sender.UserName, p.Sender.UserName)
+	senderLink := SlackLinkFormatter(setting.AppURL+p.Sender.UserName, p.Sender.UserName)
 	titleLink := SlackLinkFormatter(fmt.Sprintf("%s/pulls/%d", p.Repository.HTMLURL, p.Index),
 		fmt.Sprintf("#%d %s", p.Index, p.PullRequest.Title))
 	var text, title, attachmentText string
@@ -164,7 +164,7 @@ func getSlackPullRequestPayload(p *api.PullRequestPayload, slack *SlackMeta) (*S
 		attachmentText = SlackTextFormatter(p.PullRequest.Body)
 	case api.HookIssueAssigned:
 		text = fmt.Sprintf("[%s] Pull request assigned to %s: %s by %s", p.Repository.FullName,
-			SlackLinkFormatter(setting.AppUrl+p.PullRequest.Assignee.UserName, p.PullRequest.Assignee.UserName),
+			SlackLinkFormatter(setting.AppURL+p.PullRequest.Assignee.UserName, p.PullRequest.Assignee.UserName),
 			titleLink, senderLink)
 	case api.HookIssueUnassigned:
 		text = fmt.Sprintf("[%s] Pull request unassigned: %s by %s", p.Repository.FullName, titleLink, senderLink)
diff --git a/modules/base/tool.go b/modules/base/tool.go
index db065afd8..981f89b6a 100644
--- a/modules/base/tool.go
+++ b/modules/base/tool.go
@@ -217,7 +217,7 @@ func AvatarLink(email string) string {
 		return setting.GravatarSource + HashEmail(email)
 	}
 
-	return setting.AppSubUrl + "/img/avatar_default.png"
+	return setting.AppSubURL + "/img/avatar_default.png"
 }
 
 // Seconds-based time units
diff --git a/modules/context/api.go b/modules/context/api.go
index 2823d696d..7706e9c49 100644
--- a/modules/context/api.go
+++ b/modules/context/api.go
@@ -47,16 +47,16 @@ func (ctx *APIContext) SetLinkHeader(total, pageSize int) {
 	page := paginater.New(total, pageSize, ctx.QueryInt("page"), 0)
 	links := make([]string, 0, 4)
 	if page.HasNext() {
-		links = append(links, fmt.Sprintf("<%s%s?page=%d>; rel=\"next\"", setting.AppUrl, ctx.Req.URL.Path[1:], page.Next()))
+		links = append(links, fmt.Sprintf("<%s%s?page=%d>; rel=\"next\"", setting.AppURL, ctx.Req.URL.Path[1:], page.Next()))
 	}
 	if !page.IsLast() {
-		links = append(links, fmt.Sprintf("<%s%s?page=%d>; rel=\"last\"", setting.AppUrl, ctx.Req.URL.Path[1:], page.TotalPages()))
+		links = append(links, fmt.Sprintf("<%s%s?page=%d>; rel=\"last\"", setting.AppURL, ctx.Req.URL.Path[1:], page.TotalPages()))
 	}
 	if !page.IsFirst() {
-		links = append(links, fmt.Sprintf("<%s%s?page=1>; rel=\"first\"", setting.AppUrl, ctx.Req.URL.Path[1:]))
+		links = append(links, fmt.Sprintf("<%s%s?page=1>; rel=\"first\"", setting.AppURL, ctx.Req.URL.Path[1:]))
 	}
 	if page.HasPrevious() {
-		links = append(links, fmt.Sprintf("<%s%s?page=%d>; rel=\"prev\"", setting.AppUrl, ctx.Req.URL.Path[1:], page.Previous()))
+		links = append(links, fmt.Sprintf("<%s%s?page=%d>; rel=\"prev\"", setting.AppURL, ctx.Req.URL.Path[1:], page.Previous()))
 	}
 
 	if len(links) > 0 {
diff --git a/modules/context/auth.go b/modules/context/auth.go
index 0e5ae93a8..372bcb187 100644
--- a/modules/context/auth.go
+++ b/modules/context/auth.go
@@ -26,7 +26,7 @@ func Toggle(options *ToggleOptions) macaron.Handler {
 	return func(ctx *Context) {
 		// Cannot view any page before installation.
 		if !setting.InstallLock {
-			ctx.Redirect(setting.AppSubUrl + "/install")
+			ctx.Redirect(setting.AppSubURL + "/install")
 			return
 		}
 
@@ -38,14 +38,14 @@ func Toggle(options *ToggleOptions) macaron.Handler {
 		}
 
 		// Check non-logged users landing page.
-		if !ctx.IsSigned && ctx.Req.RequestURI == "/" && setting.LandingPageURL != setting.LANDING_PAGE_HOME {
-			ctx.Redirect(setting.AppSubUrl + string(setting.LandingPageURL))
+		if !ctx.IsSigned && ctx.Req.RequestURI == "/" && setting.LandingPageURL != setting.LandingPageHome {
+			ctx.Redirect(setting.AppSubURL + string(setting.LandingPageURL))
 			return
 		}
 
 		// Redirect to dashboard if user tries to visit any non-login page.
 		if options.SignOutRequired && ctx.IsSigned && ctx.Req.RequestURI != "/" {
-			ctx.Redirect(setting.AppSubUrl + "/")
+			ctx.Redirect(setting.AppSubURL + "/")
 			return
 		}
 
@@ -66,8 +66,8 @@ func Toggle(options *ToggleOptions) macaron.Handler {
 					return
 				}
 
-				ctx.SetCookie("redirect_to", url.QueryEscape(setting.AppSubUrl+ctx.Req.RequestURI), 0, setting.AppSubUrl)
-				ctx.Redirect(setting.AppSubUrl + "/user/login")
+				ctx.SetCookie("redirect_to", url.QueryEscape(setting.AppSubURL+ctx.Req.RequestURI), 0, setting.AppSubURL)
+				ctx.Redirect(setting.AppSubURL + "/user/login")
 				return
 			} else if !ctx.User.IsActive && setting.Service.RegisterEmailConfirm {
 				ctx.Data["Title"] = ctx.Tr("auth.active_your_account")
@@ -79,8 +79,8 @@ func Toggle(options *ToggleOptions) macaron.Handler {
 		// 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")
+			ctx.SetCookie("redirect_to", url.QueryEscape(setting.AppSubURL+ctx.Req.RequestURI), 0, setting.AppSubURL)
+			ctx.Redirect(setting.AppSubURL + "/user/login")
 			return
 		}
 
diff --git a/modules/context/context.go b/modules/context/context.go
index 0535da995..57a919530 100644
--- a/modules/context/context.go
+++ b/modules/context/context.go
@@ -159,7 +159,7 @@ func Contexter() macaron.Handler {
 			Org: &Organization{},
 		}
 		// Compute current URL for real-time change language.
-		ctx.Data["Link"] = setting.AppSubUrl + strings.TrimSuffix(ctx.Req.URL.Path, "/")
+		ctx.Data["Link"] = setting.AppSubURL + strings.TrimSuffix(ctx.Req.URL.Path, "/")
 
 		ctx.Data["PageStartTime"] = time.Now()
 
diff --git a/modules/context/org.go b/modules/context/org.go
index d31d9773a..cfe9a2622 100644
--- a/modules/context/org.go
+++ b/modules/context/org.go
@@ -95,7 +95,7 @@ func HandleOrgAssignment(ctx *Context, args ...bool) {
 	ctx.Data["IsOrganizationOwner"] = ctx.Org.IsOwner
 	ctx.Data["IsOrganizationMember"] = ctx.Org.IsMember
 
-	ctx.Org.OrgLink = setting.AppSubUrl + "/org/" + org.Name
+	ctx.Org.OrgLink = setting.AppSubURL + "/org/" + org.Name
 	ctx.Data["OrgLink"] = ctx.Org.OrgLink
 
 	// Team.
diff --git a/modules/context/repo.go b/modules/context/repo.go
index 6135ac46a..338a78cb9 100644
--- a/modules/context/repo.go
+++ b/modules/context/repo.go
@@ -117,7 +117,7 @@ func RetrieveBaseRepo(ctx *Context, repo *models.Repository) {
 
 // composeGoGetImport returns go-get-import meta content.
 func composeGoGetImport(owner, repo string) string {
-	return path.Join(setting.Domain, setting.AppSubUrl, owner, repo)
+	return path.Join(setting.Domain, setting.AppSubURL, owner, repo)
 }
 
 // earlyResponseForGoGetMeta responses appropriate go-get meta with status 200
@@ -331,7 +331,7 @@ func RepoAssignment(args ...bool) macaron.Handler {
 
 		if ctx.Query("go-get") == "1" {
 			ctx.Data["GoGetImport"] = composeGoGetImport(owner.Name, repo.Name)
-			prefix := setting.AppUrl + path.Join(owner.Name, repo.Name, "src", ctx.Repo.BranchName)
+			prefix := setting.AppURL + path.Join(owner.Name, repo.Name, "src", ctx.Repo.BranchName)
 			ctx.Data["GoDocDirectory"] = prefix + "{/dir}"
 			ctx.Data["GoDocFile"] = prefix + "{/dir}/{file}#L{line}"
 		}
diff --git a/modules/markdown/markdown.go b/modules/markdown/markdown.go
index e46f172d3..6bf29db07 100644
--- a/modules/markdown/markdown.go
+++ b/modules/markdown/markdown.go
@@ -135,7 +135,7 @@ func (r *Renderer) AutoLink(out *bytes.Buffer, link []byte, kind int) {
 
 	// Since this method could only possibly serve one link at a time,
 	// we do not need to find all.
-	if bytes.HasPrefix(link, []byte(setting.AppUrl)) {
+	if bytes.HasPrefix(link, []byte(setting.AppURL)) {
 		m := CommitPattern.Find(link)
 		if m != nil {
 			m = bytes.TrimSpace(m)
@@ -225,7 +225,7 @@ func cutoutVerbosePrefix(prefix string) string {
 		if prefix[i] == '/' {
 			count++
 		}
-		if count >= 3+setting.AppSubUrlDepth {
+		if count >= 3+setting.AppSubURLDepth {
 			return prefix[:i]
 		}
 	}
@@ -279,7 +279,7 @@ func RenderSpecialLink(rawBytes []byte, urlPrefix string, metas map[string]strin
 	for _, m := range ms {
 		m = m[bytes.Index(m, []byte("@")):]
 		rawBytes = bytes.Replace(rawBytes, m,
-			[]byte(fmt.Sprintf(`<a href="%s/%s">%s</a>`, setting.AppSubUrl, m[1:], m)), -1)
+			[]byte(fmt.Sprintf(`<a href="%s/%s">%s</a>`, setting.AppSubURL, m[1:], m)), -1)
 	}
 
 	rawBytes = RenderIssueIndexPattern(rawBytes, urlPrefix, metas)
diff --git a/modules/markdown/markdown_test.go b/modules/markdown/markdown_test.go
index 3fc260bf1..55496aa6a 100644
--- a/modules/markdown/markdown_test.go
+++ b/modules/markdown/markdown_test.go
@@ -16,7 +16,7 @@ func TestMarkdown(t *testing.T) {
 			urlPrefix                   = "/prefix"
 			metas     map[string]string = nil
 		)
-		setting.AppSubUrlDepth = 0
+		setting.AppSubURLDepth = 0
 
 		Convey("To the internal issue tracker", func() {
 			Convey("It should not render anything when there are no mentions", func() {
@@ -237,7 +237,7 @@ func TestMarkdown(t *testing.T) {
 	})
 
 	Convey("Rendering an issue URL", t, func() {
-		setting.AppUrl = "http://localhost:3000/"
+		setting.AppURL = "http://localhost:3000/"
 		htmlFlags := 0
 		htmlFlags |= blackfriday.HTML_SKIP_STYLE
 		htmlFlags |= blackfriday.HTML_OMIT_CONTENTS
@@ -279,7 +279,7 @@ func TestMarkdown(t *testing.T) {
 	})
 
 	Convey("Rendering a commit URL", t, func() {
-		setting.AppUrl = "http://localhost:3000/"
+		setting.AppURL = "http://localhost:3000/"
 		htmlFlags := 0
 		htmlFlags |= blackfriday.HTML_SKIP_STYLE
 		htmlFlags |= blackfriday.HTML_OMIT_CONTENTS
diff --git a/modules/setting/setting.go b/modules/setting/setting.go
index baaa3f50a..12025a27b 100644
--- a/modules/setting/setting.go
+++ b/modules/setting/setting.go
@@ -18,10 +18,10 @@ import (
 	"time"
 
 	"github.com/Unknwon/com"
-	_ "github.com/go-macaron/cache/memcache"
+	_ "github.com/go-macaron/cache/memcache" // memcache plugin for cache
 	_ "github.com/go-macaron/cache/redis"
 	"github.com/go-macaron/session"
-	_ "github.com/go-macaron/session/redis"
+	_ "github.com/go-macaron/session/redis" // redis plugin for store session
 	"gopkg.in/ini.v1"
 	"strk.kbt.io/projects/go/libravatar"
 
@@ -30,44 +30,51 @@ import (
 	"code.gitea.io/gitea/modules/user"
 )
 
+// Scheme describes protocol types
 type Scheme string
 
+// enumerates all the scheme types
 const (
-	HTTP        Scheme = "http"
-	HTTPS       Scheme = "https"
-	FCGI        Scheme = "fcgi"
-	UNIX_SOCKET Scheme = "unix"
+	HTTP       Scheme = "http"
+	HTTPS      Scheme = "https"
+	FCGI       Scheme = "fcgi"
+	UnixSocket Scheme = "unix"
 )
 
+// LandingPage describes the default page
 type LandingPage string
 
+// enumerates all the landing page types
 const (
-	LANDING_PAGE_HOME    LandingPage = "/"
-	LANDING_PAGE_EXPLORE LandingPage = "/explore"
+	LandingPageHome    LandingPage = "/"
+	LandingPageExplore LandingPage = "/explore"
 )
 
+// settings
 var (
-	// Build information should only be set by -ldflags.
+	// BuildTime information should only be set by -ldflags.
 	BuildTime    string
 	BuildGitHash string
 
-	// App settings
+	// AppVer settings
 	AppVer         string
 	AppName        string
-	AppUrl         string
-	AppSubUrl      string
-	AppSubUrlDepth int // Number of slashes
+	AppURL         string
+	AppSubURL      string
+	AppSubURLDepth int // Number of slashes
 	AppPath        string
 	AppDataPath    string
 
 	// Server settings
 	Protocol             Scheme
 	Domain               string
-	HTTPAddr, HTTPPort   string
+	HTTPAddr             string
+	HTTPPort             string
 	LocalURL             string
 	OfflineMode          bool
 	DisableRouterLog     bool
-	CertFile, KeyFile    string
+	CertFile             string
+	KeyFile              string
 	StaticRootPath       string
 	EnableGzip           bool
 	LandingPageURL       LandingPage
@@ -242,8 +249,9 @@ var (
 	}
 
 	// I18n settings
-	Langs, Names []string
-	dateLangs    map[string]string
+	Langs     []string
+	Names     []string
+	dateLangs map[string]string
 
 	// Highlight settings are loaded in modules/template/hightlight.go
 
@@ -386,20 +394,20 @@ please consider changing to GITEA_CUSTOM`)
 
 	sec := Cfg.Section("server")
 	AppName = Cfg.Section("").Key("APP_NAME").MustString("Gogs: Go Git Service")
-	AppUrl = sec.Key("ROOT_URL").MustString("http://localhost:3000/")
-	if AppUrl[len(AppUrl)-1] != '/' {
-		AppUrl += "/"
+	AppURL = sec.Key("ROOT_URL").MustString("http://localhost:3000/")
+	if AppURL[len(AppURL)-1] != '/' {
+		AppURL += "/"
 	}
 
 	// Check if has app suburl.
-	url, err := url.Parse(AppUrl)
+	url, err := url.Parse(AppURL)
 	if err != nil {
-		log.Fatal(4, "Invalid ROOT_URL '%s': %s", AppUrl, err)
+		log.Fatal(4, "Invalid ROOT_URL '%s': %s", AppURL, err)
 	}
 	// Suburl should start with '/' and end without '/', such as '/{subpath}'.
 	// This value is empty if site does not have sub-url.
-	AppSubUrl = strings.TrimSuffix(url.Path, "/")
-	AppSubUrlDepth = strings.Count(AppSubUrl, "/")
+	AppSubURL = strings.TrimSuffix(url.Path, "/")
+	AppSubURLDepth = strings.Count(AppSubURL, "/")
 
 	Protocol = HTTP
 	if sec.Key("PROTOCOL").String() == "https" {
@@ -409,7 +417,7 @@ please consider changing to GITEA_CUSTOM`)
 	} else if sec.Key("PROTOCOL").String() == "fcgi" {
 		Protocol = FCGI
 	} else if sec.Key("PROTOCOL").String() == "unix" {
-		Protocol = UNIX_SOCKET
+		Protocol = UnixSocket
 		UnixSocketPermissionRaw := sec.Key("UNIX_SOCKET_PERMISSION").MustString("666")
 		UnixSocketPermissionParsed, err := strconv.ParseUint(UnixSocketPermissionRaw, 8, 32)
 		if err != nil || UnixSocketPermissionParsed > 0777 {
@@ -429,9 +437,9 @@ please consider changing to GITEA_CUSTOM`)
 
 	switch sec.Key("LANDING_PAGE").MustString("home") {
 	case "explore":
-		LandingPageURL = LANDING_PAGE_EXPLORE
+		LandingPageURL = LandingPageExplore
 	default:
-		LandingPageURL = LANDING_PAGE_HOME
+		LandingPageURL = LandingPageHome
 	}
 
 	SSH.RootPath = path.Join(homeDir, ".ssh")
@@ -596,6 +604,7 @@ please consider changing to GITEA_CUSTOM`)
 	HasRobotsTxt = com.IsFile(path.Join(CustomPath, "robots.txt"))
 }
 
+// Service settings
 var Service struct {
 	ActiveCodeLives                int
 	ResetPwdCodeLives              int
@@ -719,7 +728,7 @@ func newSessionService() {
 		[]string{"memory", "file", "redis", "mysql"})
 	SessionConfig.ProviderConfig = strings.Trim(Cfg.Section("session").Key("PROVIDER_CONFIG").String(), "\" ")
 	SessionConfig.CookieName = Cfg.Section("session").Key("COOKIE_NAME").MustString("i_like_gogits")
-	SessionConfig.CookiePath = AppSubUrl
+	SessionConfig.CookiePath = AppSubURL
 	SessionConfig.Secure = Cfg.Section("session").Key("COOKIE_SECURE").MustBool()
 	SessionConfig.Gclifetime = Cfg.Section("session").Key("GC_INTERVAL_TIME").MustInt64(86400)
 	SessionConfig.Maxlifetime = Cfg.Section("session").Key("SESSION_LIFE_TIME").MustInt64(86400)
@@ -744,6 +753,7 @@ type Mailer struct {
 }
 
 var (
+	// MailService the global mailer
 	MailService *Mailer
 )
 
@@ -810,6 +820,7 @@ func newWebhookService() {
 	Webhook.PagingNum = sec.Key("PAGING_NUM").MustInt(10)
 }
 
+// NewServices initializes the services
 func NewServices() {
 	newService()
 	newLogService()
diff --git a/modules/template/template.go b/modules/template/template.go
index baf1a7ab9..65d78c2f6 100644
--- a/modules/template/template.go
+++ b/modules/template/template.go
@@ -33,16 +33,16 @@ func NewFuncMap() []template.FuncMap {
 			return strings.Title(runtime.Version())
 		},
 		"UseHTTPS": func() bool {
-			return strings.HasPrefix(setting.AppUrl, "https")
+			return strings.HasPrefix(setting.AppURL, "https")
 		},
 		"AppName": func() string {
 			return setting.AppName
 		},
 		"AppSubUrl": func() string {
-			return setting.AppSubUrl
+			return setting.AppSubURL
 		},
 		"AppUrl": func() string {
-			return setting.AppUrl
+			return setting.AppURL
 		},
 		"AppVer": func() string {
 			return setting.AppVer
diff --git a/routers/admin/admin.go b/routers/admin/admin.go
index 655c6a30b..00aca2d09 100644
--- a/routers/admin/admin.go
+++ b/routers/admin/admin.go
@@ -164,7 +164,7 @@ func Dashboard(ctx *context.Context) {
 		} else {
 			ctx.Flash.Success(success)
 		}
-		ctx.Redirect(setting.AppSubUrl + "/admin")
+		ctx.Redirect(setting.AppSubURL + "/admin")
 		return
 	}
 
@@ -185,7 +185,7 @@ func SendTestMail(ctx *context.Context) {
 		ctx.Flash.Info(ctx.Tr("admin.config.test_mail_sent", email))
 	}
 
-	ctx.Redirect(setting.AppSubUrl + "/admin/config")
+	ctx.Redirect(setting.AppSubURL + "/admin/config")
 }
 
 // Config show admin config page
@@ -194,7 +194,7 @@ func Config(ctx *context.Context) {
 	ctx.Data["PageIsAdmin"] = true
 	ctx.Data["PageIsAdminConfig"] = true
 
-	ctx.Data["AppUrl"] = setting.AppUrl
+	ctx.Data["AppUrl"] = setting.AppURL
 	ctx.Data["Domain"] = setting.Domain
 	ctx.Data["OfflineMode"] = setting.OfflineMode
 	ctx.Data["DisableRouterLog"] = setting.DisableRouterLog
diff --git a/routers/admin/auths.go b/routers/admin/auths.go
index 4a86e60b5..9e310b8c1 100644
--- a/routers/admin/auths.go
+++ b/routers/admin/auths.go
@@ -167,7 +167,7 @@ func NewAuthSourcePost(ctx *context.Context, form auth.AuthenticationForm) {
 	log.Trace("Authentication created by admin(%s): %s", ctx.User.Name, form.Name)
 
 	ctx.Flash.Success(ctx.Tr("admin.auths.new_success", form.Name))
-	ctx.Redirect(setting.AppSubUrl + "/admin/auths")
+	ctx.Redirect(setting.AppSubURL + "/admin/auths")
 }
 
 // EditAuthSource render editing auth source page
@@ -236,7 +236,7 @@ func EditAuthSourcePost(ctx *context.Context, form auth.AuthenticationForm) {
 	log.Trace("Authentication changed by admin(%s): %s", ctx.User.Name, source.ID)
 
 	ctx.Flash.Success(ctx.Tr("admin.auths.update_success"))
-	ctx.Redirect(setting.AppSubUrl + "/admin/auths/" + com.ToStr(form.ID))
+	ctx.Redirect(setting.AppSubURL + "/admin/auths/" + com.ToStr(form.ID))
 }
 
 // DeleteAuthSource response for deleting an auth source
@@ -254,7 +254,7 @@ func DeleteAuthSource(ctx *context.Context) {
 			ctx.Flash.Error(fmt.Sprintf("DeleteSource: %v", err))
 		}
 		ctx.JSON(200, map[string]interface{}{
-			"redirect": setting.AppSubUrl + "/admin/auths/" + ctx.Params(":authid"),
+			"redirect": setting.AppSubURL + "/admin/auths/" + ctx.Params(":authid"),
 		})
 		return
 	}
@@ -262,6 +262,6 @@ func DeleteAuthSource(ctx *context.Context) {
 
 	ctx.Flash.Success(ctx.Tr("admin.auths.deletion_success"))
 	ctx.JSON(200, map[string]interface{}{
-		"redirect": setting.AppSubUrl + "/admin/auths",
+		"redirect": setting.AppSubURL + "/admin/auths",
 	})
 }
diff --git a/routers/admin/notice.go b/routers/admin/notice.go
index 4e4f0f1e9..2cf71ee07 100644
--- a/routers/admin/notice.go
+++ b/routers/admin/notice.go
@@ -72,5 +72,5 @@ func EmptyNotices(ctx *context.Context) {
 
 	log.Trace("System notices deleted by admin (%s): [start: %d]", ctx.User.Name, 0)
 	ctx.Flash.Success(ctx.Tr("admin.notices.delete_success"))
-	ctx.Redirect(setting.AppSubUrl + "/admin/notices")
+	ctx.Redirect(setting.AppSubURL + "/admin/notices")
 }
diff --git a/routers/admin/repos.go b/routers/admin/repos.go
index 287c29440..86a9ea940 100644
--- a/routers/admin/repos.go
+++ b/routers/admin/repos.go
@@ -49,6 +49,6 @@ func DeleteRepo(ctx *context.Context) {
 
 	ctx.Flash.Success(ctx.Tr("repo.settings.deletion_success"))
 	ctx.JSON(200, map[string]interface{}{
-		"redirect": setting.AppSubUrl + "/admin/repos?page=" + ctx.Query("page"),
+		"redirect": setting.AppSubURL + "/admin/repos?page=" + ctx.Query("page"),
 	})
 }
diff --git a/routers/admin/users.go b/routers/admin/users.go
index dd4d2f578..04e331d22 100644
--- a/routers/admin/users.go
+++ b/routers/admin/users.go
@@ -123,7 +123,7 @@ func NewUserPost(ctx *context.Context, form auth.AdminCrateUserForm) {
 	}
 
 	ctx.Flash.Success(ctx.Tr("admin.users.new_success", u.Name))
-	ctx.Redirect(setting.AppSubUrl + "/admin/users/" + com.ToStr(u.ID))
+	ctx.Redirect(setting.AppSubURL + "/admin/users/" + com.ToStr(u.ID))
 }
 
 func prepareUserInfo(ctx *context.Context) *models.User {
@@ -225,7 +225,7 @@ func EditUserPost(ctx *context.Context, form auth.AdminEditUserForm) {
 	log.Trace("Account profile updated by admin (%s): %s", ctx.User.Name, u.Name)
 
 	ctx.Flash.Success(ctx.Tr("admin.users.update_profile_success"))
-	ctx.Redirect(setting.AppSubUrl + "/admin/users/" + ctx.Params(":userid"))
+	ctx.Redirect(setting.AppSubURL + "/admin/users/" + ctx.Params(":userid"))
 }
 
 // DeleteUser response for deleting a user
@@ -241,12 +241,12 @@ func DeleteUser(ctx *context.Context) {
 		case models.IsErrUserOwnRepos(err):
 			ctx.Flash.Error(ctx.Tr("admin.users.still_own_repo"))
 			ctx.JSON(200, map[string]interface{}{
-				"redirect": setting.AppSubUrl + "/admin/users/" + ctx.Params(":userid"),
+				"redirect": setting.AppSubURL + "/admin/users/" + ctx.Params(":userid"),
 			})
 		case models.IsErrUserHasOrgs(err):
 			ctx.Flash.Error(ctx.Tr("admin.users.still_has_org"))
 			ctx.JSON(200, map[string]interface{}{
-				"redirect": setting.AppSubUrl + "/admin/users/" + ctx.Params(":userid"),
+				"redirect": setting.AppSubURL + "/admin/users/" + ctx.Params(":userid"),
 			})
 		default:
 			ctx.Handle(500, "DeleteUser", err)
@@ -257,6 +257,6 @@ func DeleteUser(ctx *context.Context) {
 
 	ctx.Flash.Success(ctx.Tr("admin.users.deletion_success"))
 	ctx.JSON(200, map[string]interface{}{
-		"redirect": setting.AppSubUrl + "/admin/users",
+		"redirect": setting.AppSubURL + "/admin/users",
 	})
 }
diff --git a/routers/api/v1/repo/key.go b/routers/api/v1/repo/key.go
index 51f080a38..546cc40e6 100644
--- a/routers/api/v1/repo/key.go
+++ b/routers/api/v1/repo/key.go
@@ -16,7 +16,7 @@ import (
 )
 
 func composeDeployKeysAPILink(repoPath string) string {
-	return setting.AppUrl + "api/v1/repos/" + repoPath + "/keys/"
+	return setting.AppURL + "api/v1/repos/" + repoPath + "/keys/"
 }
 
 // ListDeployKeys list all the deploy keys of a repository
diff --git a/routers/api/v1/user/key.go b/routers/api/v1/user/key.go
index c743b5dea..39a045df3 100644
--- a/routers/api/v1/user/key.go
+++ b/routers/api/v1/user/key.go
@@ -34,7 +34,7 @@ func GetUserByParams(ctx *context.APIContext) *models.User {
 }
 
 func composePublicKeysAPILink() string {
-	return setting.AppUrl + "api/v1/user/keys/"
+	return setting.AppURL + "api/v1/user/keys/"
 }
 
 func listPublicKeys(ctx *context.APIContext, uid int64) {
diff --git a/routers/dev/template.go b/routers/dev/template.go
index 15ac1c863..fae85a396 100644
--- a/routers/dev/template.go
+++ b/routers/dev/template.go
@@ -16,7 +16,7 @@ func TemplatePreview(ctx *context.Context) {
 	ctx.Data["User"] = models.User{Name: "Unknown"}
 	ctx.Data["AppName"] = setting.AppName
 	ctx.Data["AppVer"] = setting.AppVer
-	ctx.Data["AppUrl"] = setting.AppUrl
+	ctx.Data["AppUrl"] = setting.AppURL
 	ctx.Data["Code"] = "2014031910370000009fff6782aadb2162b4a997acb69d4400888e0b9274657374"
 	ctx.Data["ActiveCodeLives"] = setting.Service.ActiveCodeLives / 60
 	ctx.Data["ResetPwdCodeLives"] = setting.Service.ResetPwdCodeLives / 60
diff --git a/routers/home.go b/routers/home.go
index ee425a830..a2faf65bc 100644
--- a/routers/home.go
+++ b/routers/home.go
@@ -42,7 +42,7 @@ func Home(ctx *context.Context) {
 	// Check auto-login.
 	uname := ctx.GetCookie(setting.CookieUserName)
 	if len(uname) != 0 {
-		ctx.Redirect(setting.AppSubUrl + "/user/login")
+		ctx.Redirect(setting.AppSubURL + "/user/login")
 		return
 	}
 
diff --git a/routers/install.go b/routers/install.go
index ab9c83550..ed8fae15f 100644
--- a/routers/install.go
+++ b/routers/install.go
@@ -89,7 +89,7 @@ func Install(ctx *context.Context) {
 	form.Domain = setting.Domain
 	form.SSHPort = setting.SSH.Port
 	form.HTTPPort = setting.HTTPPort
-	form.AppUrl = setting.AppUrl
+	form.AppUrl = setting.AppURL
 	form.LogRootPath = setting.LogRootPath
 
 	// E-mail service settings
diff --git a/routers/org/members.go b/routers/org/members.go
index e7f196066..70e4161c0 100644
--- a/routers/org/members.go
+++ b/routers/org/members.go
@@ -91,7 +91,7 @@ func MembersAction(ctx *context.Context) {
 	if ctx.Params(":action") != "leave" {
 		ctx.Redirect(ctx.Org.OrgLink + "/members")
 	} else {
-		ctx.Redirect(setting.AppSubUrl + "/")
+		ctx.Redirect(setting.AppSubURL + "/")
 	}
 }
 
diff --git a/routers/org/org.go b/routers/org/org.go
index 1475c6e54..579a2917b 100644
--- a/routers/org/org.go
+++ b/routers/org/org.go
@@ -55,5 +55,5 @@ func CreatePost(ctx *context.Context, form auth.CreateOrgForm) {
 	}
 	log.Trace("Organization created: %s", org.Name)
 
-	ctx.Redirect(setting.AppSubUrl + "/org/" + form.OrgName + "/dashboard")
+	ctx.Redirect(setting.AppSubURL + "/org/" + form.OrgName + "/dashboard")
 }
diff --git a/routers/org/setting.go b/routers/org/setting.go
index 4a7a891d4..4faed77d0 100644
--- a/routers/org/setting.go
+++ b/routers/org/setting.go
@@ -64,7 +64,7 @@ func SettingsPost(ctx *context.Context, form auth.UpdateOrgSettingForm) {
 			return
 		}
 		// reset ctx.org.OrgLink with new name
-		ctx.Org.OrgLink = setting.AppSubUrl + "/org/" + form.Name
+		ctx.Org.OrgLink = setting.AppSubURL + "/org/" + form.Name
 		log.Trace("Organization name changed: %s -> %s", org.Name, form.Name)
 	}
 	// In case it's just a case change.
@@ -134,7 +134,7 @@ func SettingsDelete(ctx *context.Context) {
 			}
 		} else {
 			log.Trace("Organization deleted: %s", org.Name)
-			ctx.Redirect(setting.AppSubUrl + "/")
+			ctx.Redirect(setting.AppSubURL + "/")
 		}
 		return
 	}
diff --git a/routers/repo/commit.go b/routers/repo/commit.go
index 7f4115863..ff90cdf46 100644
--- a/routers/repo/commit.go
+++ b/routers/repo/commit.go
@@ -194,11 +194,11 @@ func Diff(ctx *context.Context) {
 	ctx.Data["Diff"] = diff
 	ctx.Data["Parents"] = parents
 	ctx.Data["DiffNotAvailable"] = diff.NumFiles() == 0
-	ctx.Data["SourcePath"] = setting.AppSubUrl + "/" + path.Join(userName, repoName, "src", commitID)
+	ctx.Data["SourcePath"] = setting.AppSubURL + "/" + path.Join(userName, repoName, "src", commitID)
 	if commit.ParentCount() > 0 {
-		ctx.Data["BeforeSourcePath"] = setting.AppSubUrl + "/" + path.Join(userName, repoName, "src", parents[0])
+		ctx.Data["BeforeSourcePath"] = setting.AppSubURL + "/" + path.Join(userName, repoName, "src", parents[0])
 	}
-	ctx.Data["RawPath"] = setting.AppSubUrl + "/" + path.Join(userName, repoName, "raw", commitID)
+	ctx.Data["RawPath"] = setting.AppSubURL + "/" + path.Join(userName, repoName, "raw", commitID)
 	ctx.HTML(200, tplDiff)
 }
 
@@ -257,8 +257,8 @@ func CompareDiff(ctx *context.Context) {
 	ctx.Data["Commit"] = commit
 	ctx.Data["Diff"] = diff
 	ctx.Data["DiffNotAvailable"] = diff.NumFiles() == 0
-	ctx.Data["SourcePath"] = setting.AppSubUrl + "/" + path.Join(userName, repoName, "src", afterCommitID)
-	ctx.Data["BeforeSourcePath"] = setting.AppSubUrl + "/" + path.Join(userName, repoName, "src", beforeCommitID)
-	ctx.Data["RawPath"] = setting.AppSubUrl + "/" + path.Join(userName, repoName, "raw", afterCommitID)
+	ctx.Data["SourcePath"] = setting.AppSubURL + "/" + path.Join(userName, repoName, "src", afterCommitID)
+	ctx.Data["BeforeSourcePath"] = setting.AppSubURL + "/" + path.Join(userName, repoName, "src", beforeCommitID)
+	ctx.Data["RawPath"] = setting.AppSubURL + "/" + path.Join(userName, repoName, "raw", afterCommitID)
 	ctx.HTML(200, tplDiff)
 }
diff --git a/routers/repo/editor.go b/routers/repo/editor.go
index 92a41f014..f037b39b2 100644
--- a/routers/repo/editor.go
+++ b/routers/repo/editor.go
@@ -96,7 +96,7 @@ func editFile(ctx *context.Context, isNewFile bool) {
 	ctx.Data["MarkdownFileExts"] = strings.Join(setting.Markdown.FileExtensions, ",")
 	ctx.Data["LineWrapExtensions"] = strings.Join(setting.Repository.Editor.LineWrapExtensions, ",")
 	ctx.Data["PreviewableFileModes"] = strings.Join(setting.Repository.Editor.PreviewableFileModes, ",")
-	ctx.Data["EditorconfigURLPrefix"] = fmt.Sprintf("%s/api/v1/repos/%s/editorconfig/", setting.AppSubUrl, ctx.Repo.Repository.FullName())
+	ctx.Data["EditorconfigURLPrefix"] = fmt.Sprintf("%s/api/v1/repos/%s/editorconfig/", setting.AppSubURL, ctx.Repo.Repository.FullName())
 
 	ctx.HTML(200, tplEditFile)
 }
diff --git a/routers/repo/issue.go b/routers/repo/issue.go
index 62bfd3a56..e3c088d94 100644
--- a/routers/repo/issue.go
+++ b/routers/repo/issue.go
@@ -123,8 +123,8 @@ func Issues(ctx *context.Context) {
 
 	// Must sign in to see issues about you.
 	if viewType != "all" && !ctx.IsSigned {
-		ctx.SetCookie("redirect_to", "/"+url.QueryEscape(setting.AppSubUrl+ctx.Req.RequestURI), 0, setting.AppSubUrl)
-		ctx.Redirect(setting.AppSubUrl + "/user/login")
+		ctx.SetCookie("redirect_to", "/"+url.QueryEscape(setting.AppSubURL+ctx.Req.RequestURI), 0, setting.AppSubURL)
+		ctx.Redirect(setting.AppSubURL + "/user/login")
 		return
 	}
 
@@ -651,7 +651,7 @@ func ViewIssue(ctx *context.Context) {
 	ctx.Data["NumParticipants"] = len(participants)
 	ctx.Data["Issue"] = issue
 	ctx.Data["IsIssueOwner"] = ctx.Repo.IsWriter() || (ctx.IsSigned && issue.IsPoster(ctx.User.ID))
-	ctx.Data["SignInLink"] = setting.AppSubUrl + "/user/login?redirect_to=" + ctx.Data["Link"].(string)
+	ctx.Data["SignInLink"] = setting.AppSubURL + "/user/login?redirect_to=" + ctx.Data["Link"].(string)
 	ctx.HTML(200, tplIssueView)
 }
 
diff --git a/routers/repo/pull.go b/routers/repo/pull.go
index c8969b98f..bc958bdda 100644
--- a/routers/repo/pull.go
+++ b/routers/repo/pull.go
@@ -107,7 +107,7 @@ func ForkPost(ctx *context.Context, form auth.CreateRepoForm) {
 
 	repo, has := models.HasForkedRepo(ctxUser.ID, forkRepo.ID)
 	if has {
-		ctx.Redirect(setting.AppSubUrl + "/" + ctxUser.Name + "/" + repo.Name)
+		ctx.Redirect(setting.AppSubURL + "/" + ctxUser.Name + "/" + repo.Name)
 		return
 	}
 
@@ -136,7 +136,7 @@ func ForkPost(ctx *context.Context, form auth.CreateRepoForm) {
 	}
 
 	log.Trace("Repository forked[%d]: %s/%s", forkRepo.ID, ctxUser.Name, repo.Name)
-	ctx.Redirect(setting.AppSubUrl + "/" + ctxUser.Name + "/" + repo.Name)
+	ctx.Redirect(setting.AppSubURL + "/" + ctxUser.Name + "/" + repo.Name)
 }
 
 func checkPullInfo(ctx *context.Context) *models.Issue {
@@ -376,9 +376,9 @@ func ViewPullFiles(ctx *context.Context) {
 	ctx.Data["Username"] = pull.HeadUserName
 	ctx.Data["Reponame"] = pull.HeadRepo.Name
 	ctx.Data["IsImageFile"] = commit.IsImageFile
-	ctx.Data["SourcePath"] = setting.AppSubUrl + "/" + path.Join(headTarget, "src", endCommitID)
-	ctx.Data["BeforeSourcePath"] = setting.AppSubUrl + "/" + path.Join(headTarget, "src", startCommitID)
-	ctx.Data["RawPath"] = setting.AppSubUrl + "/" + path.Join(headTarget, "raw", endCommitID)
+	ctx.Data["SourcePath"] = setting.AppSubURL + "/" + path.Join(headTarget, "src", endCommitID)
+	ctx.Data["BeforeSourcePath"] = setting.AppSubURL + "/" + path.Join(headTarget, "src", startCommitID)
+	ctx.Data["RawPath"] = setting.AppSubURL + "/" + path.Join(headTarget, "raw", endCommitID)
 	ctx.Data["RequireHighlightJS"] = true
 
 	ctx.HTML(200, tplPullFiles)
@@ -581,9 +581,9 @@ func PrepareCompareDiff(
 	ctx.Data["IsImageFile"] = headCommit.IsImageFile
 
 	headTarget := path.Join(headUser.Name, repo.Name)
-	ctx.Data["SourcePath"] = setting.AppSubUrl + "/" + path.Join(headTarget, "src", headCommitID)
-	ctx.Data["BeforeSourcePath"] = setting.AppSubUrl + "/" + path.Join(headTarget, "src", prInfo.MergeBase)
-	ctx.Data["RawPath"] = setting.AppSubUrl + "/" + path.Join(headTarget, "raw", headCommitID)
+	ctx.Data["SourcePath"] = setting.AppSubURL + "/" + path.Join(headTarget, "src", headCommitID)
+	ctx.Data["BeforeSourcePath"] = setting.AppSubURL + "/" + path.Join(headTarget, "src", prInfo.MergeBase)
+	ctx.Data["RawPath"] = setting.AppSubURL + "/" + path.Join(headTarget, "raw", headCommitID)
 	return false
 }
 
diff --git a/routers/repo/repo.go b/routers/repo/repo.go
index c25f5c67c..df1c3feb4 100644
--- a/routers/repo/repo.go
+++ b/routers/repo/repo.go
@@ -134,7 +134,7 @@ func CreatePost(ctx *context.Context, form auth.CreateRepoForm) {
 	})
 	if err == nil {
 		log.Trace("Repository created [%d]: %s/%s", repo.ID, ctxUser.Name, repo.Name)
-		ctx.Redirect(setting.AppSubUrl + "/" + ctxUser.Name + "/" + repo.Name)
+		ctx.Redirect(setting.AppSubURL + "/" + ctxUser.Name + "/" + repo.Name)
 		return
 	}
 
@@ -208,7 +208,7 @@ func MigratePost(ctx *context.Context, form auth.MigrateRepoForm) {
 	})
 	if err == nil {
 		log.Trace("Repository migrated [%d]: %s/%s", repo.ID, ctxUser.Name, form.RepoName)
-		ctx.Redirect(setting.AppSubUrl + "/" + ctxUser.Name + "/" + form.RepoName)
+		ctx.Redirect(setting.AppSubURL + "/" + ctxUser.Name + "/" + form.RepoName)
 		return
 	}
 
diff --git a/routers/repo/setting.go b/routers/repo/setting.go
index 2b8c5a231..aaba5427f 100644
--- a/routers/repo/setting.go
+++ b/routers/repo/setting.go
@@ -194,7 +194,7 @@ func SettingsPost(ctx *context.Context, form auth.RepoSettingForm) {
 		}
 		log.Trace("Repository converted from mirror to regular: %s/%s", ctx.Repo.Owner.Name, repo.Name)
 		ctx.Flash.Success(ctx.Tr("repo.settings.convert_succeed"))
-		ctx.Redirect(setting.AppSubUrl + "/" + ctx.Repo.Owner.Name + "/" + repo.Name)
+		ctx.Redirect(setting.AppSubURL + "/" + ctx.Repo.Owner.Name + "/" + repo.Name)
 
 	case "transfer":
 		if !ctx.Repo.IsOwner() {
@@ -233,7 +233,7 @@ func SettingsPost(ctx *context.Context, form auth.RepoSettingForm) {
 		}
 		log.Trace("Repository transfered: %s/%s -> %s", ctx.Repo.Owner.Name, repo.Name, newOwner)
 		ctx.Flash.Success(ctx.Tr("repo.settings.transfer_succeed"))
-		ctx.Redirect(setting.AppSubUrl + "/" + newOwner + "/" + repo.Name)
+		ctx.Redirect(setting.AppSubURL + "/" + newOwner + "/" + repo.Name)
 
 	case "delete":
 		if !ctx.Repo.IsOwner() {
@@ -314,7 +314,7 @@ func Collaboration(ctx *context.Context) {
 func CollaborationPost(ctx *context.Context) {
 	name := strings.ToLower(ctx.Query("collaborator"))
 	if len(name) == 0 || ctx.Repo.Owner.LowerName == name {
-		ctx.Redirect(setting.AppSubUrl + ctx.Req.URL.Path)
+		ctx.Redirect(setting.AppSubURL + ctx.Req.URL.Path)
 		return
 	}
 
@@ -322,7 +322,7 @@ func CollaborationPost(ctx *context.Context) {
 	if err != nil {
 		if models.IsErrUserNotExist(err) {
 			ctx.Flash.Error(ctx.Tr("form.user_not_exist"))
-			ctx.Redirect(setting.AppSubUrl + ctx.Req.URL.Path)
+			ctx.Redirect(setting.AppSubURL + ctx.Req.URL.Path)
 		} else {
 			ctx.Handle(500, "GetUserByName", err)
 		}
@@ -332,7 +332,7 @@ func CollaborationPost(ctx *context.Context) {
 	// Organization is not allowed to be added as a collaborator.
 	if u.IsOrganization() {
 		ctx.Flash.Error(ctx.Tr("repo.settings.org_not_allowed_to_be_collaborator"))
-		ctx.Redirect(setting.AppSubUrl + ctx.Req.URL.Path)
+		ctx.Redirect(setting.AppSubURL + ctx.Req.URL.Path)
 		return
 	}
 
@@ -353,7 +353,7 @@ func CollaborationPost(ctx *context.Context) {
 	}
 
 	ctx.Flash.Success(ctx.Tr("repo.settings.add_collaborator_success"))
-	ctx.Redirect(setting.AppSubUrl + ctx.Req.URL.Path)
+	ctx.Redirect(setting.AppSubURL + ctx.Req.URL.Path)
 }
 
 // ChangeCollaborationAccessMode response for changing access of a collaboration
diff --git a/routers/user/auth.go b/routers/user/auth.go
index ebee24365..eecb5e051 100644
--- a/routers/user/auth.go
+++ b/routers/user/auth.go
@@ -44,8 +44,8 @@ func AutoSignIn(ctx *context.Context) (bool, error) {
 	defer func() {
 		if !isSucceed {
 			log.Trace("auto-login cookie cleared: %s", uname)
-			ctx.SetCookie(setting.CookieUserName, "", -1, setting.AppSubUrl)
-			ctx.SetCookie(setting.CookieRememberName, "", -1, setting.AppSubUrl)
+			ctx.SetCookie(setting.CookieUserName, "", -1, setting.AppSubURL)
+			ctx.SetCookie(setting.CookieRememberName, "", -1, setting.AppSubURL)
 		}
 	}()
 
@@ -65,7 +65,7 @@ func AutoSignIn(ctx *context.Context) (bool, error) {
 	isSucceed = true
 	ctx.Session.Set("uid", u.ID)
 	ctx.Session.Set("uname", u.Name)
-	ctx.SetCookie(setting.CSRFCookieName, "", -1, setting.AppSubUrl)
+	ctx.SetCookie(setting.CSRFCookieName, "", -1, setting.AppSubURL)
 	return true, nil
 }
 
@@ -82,17 +82,17 @@ func SignIn(ctx *context.Context) {
 
 	redirectTo := ctx.Query("redirect_to")
 	if len(redirectTo) > 0 {
-		ctx.SetCookie("redirect_to", redirectTo, 0, setting.AppSubUrl)
+		ctx.SetCookie("redirect_to", redirectTo, 0, setting.AppSubURL)
 	} else {
 		redirectTo, _ = url.QueryUnescape(ctx.GetCookie("redirect_to"))
 	}
 
 	if isSucceed {
 		if len(redirectTo) > 0 {
-			ctx.SetCookie("redirect_to", "", -1, setting.AppSubUrl)
+			ctx.SetCookie("redirect_to", "", -1, setting.AppSubURL)
 			ctx.Redirect(redirectTo)
 		} else {
-			ctx.Redirect(setting.AppSubUrl + "/")
+			ctx.Redirect(setting.AppSubURL + "/")
 		}
 		return
 	}
@@ -121,16 +121,16 @@ func SignInPost(ctx *context.Context, form auth.SignInForm) {
 
 	if form.Remember {
 		days := 86400 * setting.LogInRememberDays
-		ctx.SetCookie(setting.CookieUserName, u.Name, days, setting.AppSubUrl)
+		ctx.SetCookie(setting.CookieUserName, u.Name, days, setting.AppSubURL)
 		ctx.SetSuperSecureCookie(base.EncodeMD5(u.Rands+u.Passwd),
-			setting.CookieRememberName, u.Name, days, setting.AppSubUrl)
+			setting.CookieRememberName, u.Name, days, setting.AppSubURL)
 	}
 
 	ctx.Session.Set("uid", u.ID)
 	ctx.Session.Set("uname", u.Name)
 
 	// Clear whatever CSRF has right now, force to generate a new one
-	ctx.SetCookie(setting.CSRFCookieName, "", -1, setting.AppSubUrl)
+	ctx.SetCookie(setting.CSRFCookieName, "", -1, setting.AppSubURL)
 
 	// Register last login
 	u.SetLastLogin()
@@ -140,12 +140,12 @@ func SignInPost(ctx *context.Context, form auth.SignInForm) {
 	}
 
 	if redirectTo, _ := url.QueryUnescape(ctx.GetCookie("redirect_to")); len(redirectTo) > 0 {
-		ctx.SetCookie("redirect_to", "", -1, setting.AppSubUrl)
+		ctx.SetCookie("redirect_to", "", -1, setting.AppSubURL)
 		ctx.Redirect(redirectTo)
 		return
 	}
 
-	ctx.Redirect(setting.AppSubUrl + "/")
+	ctx.Redirect(setting.AppSubURL + "/")
 }
 
 // SignOut sign out from login status
@@ -155,10 +155,10 @@ func SignOut(ctx *context.Context) {
 	ctx.Session.Delete("socialId")
 	ctx.Session.Delete("socialName")
 	ctx.Session.Delete("socialEmail")
-	ctx.SetCookie(setting.CookieUserName, "", -1, setting.AppSubUrl)
-	ctx.SetCookie(setting.CookieRememberName, "", -1, setting.AppSubUrl)
-	ctx.SetCookie(setting.CSRFCookieName, "", -1, setting.AppSubUrl)
-	ctx.Redirect(setting.AppSubUrl + "/")
+	ctx.SetCookie(setting.CookieUserName, "", -1, setting.AppSubURL)
+	ctx.SetCookie(setting.CookieRememberName, "", -1, setting.AppSubURL)
+	ctx.SetCookie(setting.CSRFCookieName, "", -1, setting.AppSubURL)
+	ctx.Redirect(setting.AppSubURL + "/")
 }
 
 // SignUp render the register page
@@ -255,7 +255,7 @@ func SignUpPost(ctx *context.Context, cpt *captcha.Captcha, form auth.RegisterFo
 		return
 	}
 
-	ctx.Redirect(setting.AppSubUrl + "/user/login")
+	ctx.Redirect(setting.AppSubURL + "/user/login")
 }
 
 // Activate render activate user page
@@ -303,7 +303,7 @@ func Activate(ctx *context.Context) {
 
 		ctx.Session.Set("uid", user.ID)
 		ctx.Session.Set("uname", user.Name)
-		ctx.Redirect(setting.AppSubUrl + "/")
+		ctx.Redirect(setting.AppSubURL + "/")
 		return
 	}
 
@@ -326,7 +326,7 @@ func ActivateEmail(ctx *context.Context) {
 		ctx.Flash.Success(ctx.Tr("settings.add_email_success"))
 	}
 
-	ctx.Redirect(setting.AppSubUrl + "/user/settings/email")
+	ctx.Redirect(setting.AppSubURL + "/user/settings/email")
 	return
 }
 
@@ -437,7 +437,7 @@ func ResetPasswdPost(ctx *context.Context) {
 		}
 
 		log.Trace("User password reset: %s", u.Name)
-		ctx.Redirect(setting.AppSubUrl + "/user/login")
+		ctx.Redirect(setting.AppSubURL + "/user/login")
 		return
 	}
 
diff --git a/routers/user/home.go b/routers/user/home.go
index e6b789e2f..5745791e4 100644
--- a/routers/user/home.go
+++ b/routers/user/home.go
@@ -390,5 +390,5 @@ func Email2User(ctx *context.Context) {
 		}
 		return
 	}
-	ctx.Redirect(setting.AppSubUrl + "/user/" + u.Name)
+	ctx.Redirect(setting.AppSubURL + "/user/" + u.Name)
 }
diff --git a/routers/user/setting.go b/routers/user/setting.go
index ae526162f..018881e8b 100644
--- a/routers/user/setting.go
+++ b/routers/user/setting.go
@@ -52,16 +52,16 @@ func handleUsernameChange(ctx *context.Context, newName string) {
 			switch {
 			case models.IsErrUserAlreadyExist(err):
 				ctx.Flash.Error(ctx.Tr("newName_been_taken"))
-				ctx.Redirect(setting.AppSubUrl + "/user/settings")
+				ctx.Redirect(setting.AppSubURL + "/user/settings")
 			case models.IsErrEmailAlreadyUsed(err):
 				ctx.Flash.Error(ctx.Tr("form.email_been_used"))
-				ctx.Redirect(setting.AppSubUrl + "/user/settings")
+				ctx.Redirect(setting.AppSubURL + "/user/settings")
 			case models.IsErrNameReserved(err):
 				ctx.Flash.Error(ctx.Tr("user.newName_reserved"))
-				ctx.Redirect(setting.AppSubUrl + "/user/settings")
+				ctx.Redirect(setting.AppSubURL + "/user/settings")
 			case models.IsErrNamePatternNotAllowed(err):
 				ctx.Flash.Error(ctx.Tr("user.newName_pattern_not_allowed"))
-				ctx.Redirect(setting.AppSubUrl + "/user/settings")
+				ctx.Redirect(setting.AppSubURL + "/user/settings")
 			default:
 				ctx.Handle(500, "ChangeUserName", err)
 			}
@@ -101,7 +101,7 @@ func SettingsPost(ctx *context.Context, form auth.UpdateProfileForm) {
 
 	log.Trace("User settings updated: %s", ctx.User.Name)
 	ctx.Flash.Success(ctx.Tr("settings.update_profile_success"))
-	ctx.Redirect(setting.AppSubUrl + "/user/settings")
+	ctx.Redirect(setting.AppSubURL + "/user/settings")
 }
 
 // UpdateAvatarSetting update user's avatar
@@ -162,7 +162,7 @@ func SettingsAvatarPost(ctx *context.Context, form auth.AvatarForm) {
 		ctx.Flash.Success(ctx.Tr("settings.update_avatar_success"))
 	}
 
-	ctx.Redirect(setting.AppSubUrl + "/user/settings/avatar")
+	ctx.Redirect(setting.AppSubURL + "/user/settings/avatar")
 }
 
 // SettingsDeleteAvatar render delete avatar page
@@ -171,7 +171,7 @@ func SettingsDeleteAvatar(ctx *context.Context) {
 		ctx.Flash.Error(err.Error())
 	}
 
-	ctx.Redirect(setting.AppSubUrl + "/user/settings/avatar")
+	ctx.Redirect(setting.AppSubURL + "/user/settings/avatar")
 }
 
 // SettingsPassword render change user's password page
@@ -207,7 +207,7 @@ func SettingsPasswordPost(ctx *context.Context, form auth.ChangePasswordForm) {
 		ctx.Flash.Success(ctx.Tr("settings.change_password_success"))
 	}
 
-	ctx.Redirect(setting.AppSubUrl + "/user/settings/password")
+	ctx.Redirect(setting.AppSubURL + "/user/settings/password")
 }
 
 // SettingsEmails render user's emails page
@@ -238,7 +238,7 @@ func SettingsEmailPost(ctx *context.Context, form auth.AddEmailForm) {
 		}
 
 		log.Trace("Email made primary: %s", ctx.User.Name)
-		ctx.Redirect(setting.AppSubUrl + "/user/settings/email")
+		ctx.Redirect(setting.AppSubURL + "/user/settings/email")
 		return
 	}
 
@@ -282,7 +282,7 @@ func SettingsEmailPost(ctx *context.Context, form auth.AddEmailForm) {
 	}
 
 	log.Trace("Email address added: %s", email.Email)
-	ctx.Redirect(setting.AppSubUrl + "/user/settings/email")
+	ctx.Redirect(setting.AppSubURL + "/user/settings/email")
 }
 
 // DeleteEmail reponse for delete user's email
@@ -295,7 +295,7 @@ func DeleteEmail(ctx *context.Context) {
 
 	ctx.Flash.Success(ctx.Tr("settings.email_deletion_success"))
 	ctx.JSON(200, map[string]interface{}{
-		"redirect": setting.AppSubUrl + "/user/settings/email",
+		"redirect": setting.AppSubURL + "/user/settings/email",
 	})
 }
 
@@ -337,7 +337,7 @@ func SettingsSSHKeysPost(ctx *context.Context, form auth.AddSSHKeyForm) {
 			ctx.Flash.Info(ctx.Tr("form.unable_verify_ssh_key"))
 		} else {
 			ctx.Flash.Error(ctx.Tr("form.invalid_ssh_key", err.Error()))
-			ctx.Redirect(setting.AppSubUrl + "/user/settings/ssh")
+			ctx.Redirect(setting.AppSubURL + "/user/settings/ssh")
 			return
 		}
 	}
@@ -358,7 +358,7 @@ func SettingsSSHKeysPost(ctx *context.Context, form auth.AddSSHKeyForm) {
 	}
 
 	ctx.Flash.Success(ctx.Tr("settings.add_key_success", form.Title))
-	ctx.Redirect(setting.AppSubUrl + "/user/settings/ssh")
+	ctx.Redirect(setting.AppSubURL + "/user/settings/ssh")
 }
 
 // DeleteSSHKey response for delete user's SSH key
@@ -370,7 +370,7 @@ func DeleteSSHKey(ctx *context.Context) {
 	}
 
 	ctx.JSON(200, map[string]interface{}{
-		"redirect": setting.AppSubUrl + "/user/settings/ssh",
+		"redirect": setting.AppSubURL + "/user/settings/ssh",
 	})
 }
 
@@ -417,7 +417,7 @@ func SettingsApplicationsPost(ctx *context.Context, form auth.NewAccessTokenForm
 	ctx.Flash.Success(ctx.Tr("settings.generate_token_succees"))
 	ctx.Flash.Info(t.Sha1)
 
-	ctx.Redirect(setting.AppSubUrl + "/user/settings/applications")
+	ctx.Redirect(setting.AppSubURL + "/user/settings/applications")
 }
 
 // SettingsDeleteApplication response for delete user access token
@@ -429,7 +429,7 @@ func SettingsDeleteApplication(ctx *context.Context) {
 	}
 
 	ctx.JSON(200, map[string]interface{}{
-		"redirect": setting.AppSubUrl + "/user/settings/applications",
+		"redirect": setting.AppSubURL + "/user/settings/applications",
 	})
 }
 
@@ -452,16 +452,16 @@ func SettingsDelete(ctx *context.Context) {
 			switch {
 			case models.IsErrUserOwnRepos(err):
 				ctx.Flash.Error(ctx.Tr("form.still_own_repo"))
-				ctx.Redirect(setting.AppSubUrl + "/user/settings/delete")
+				ctx.Redirect(setting.AppSubURL + "/user/settings/delete")
 			case models.IsErrUserHasOrgs(err):
 				ctx.Flash.Error(ctx.Tr("form.still_has_org"))
-				ctx.Redirect(setting.AppSubUrl + "/user/settings/delete")
+				ctx.Redirect(setting.AppSubURL + "/user/settings/delete")
 			default:
 				ctx.Handle(500, "DeleteUser", err)
 			}
 		} else {
 			log.Trace("Account deleted: %s", ctx.User.Name)
-			ctx.Redirect(setting.AppSubUrl + "/")
+			ctx.Redirect(setting.AppSubURL + "/")
 		}
 		return
 	}