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custom: Add new footer template and context

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This commit is contained in:
Tom Wiesing 2023-01-06 19:56:13 +01:00
parent 009d649ea6
commit bda763725e
No known key found for this signature in database
18 changed files with 197 additions and 33 deletions
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2
internal/dis/component/auth/auth.go
View file

@ -5,6 +5,7 @@ import (
"net/http"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static/custom"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/sql"
"github.com/FAU-CDI/wisski-distillery/pkg/lazy"
"github.com/gorilla/sessions"
@ -16,6 +17,7 @@ type Auth struct {
Dependencies struct {
SQL *sql.SQL
UserDeleteHooks []component.UserDeleteHook
Custom *custom.Custom
}
store lazy.Lazy[sessions.Store]

7
internal/dis/component/auth/panel/panel.go
View file

@ -6,6 +6,7 @@ import (
"github.com/FAU-CDI/wisski-distillery/internal/dis/component"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/auth"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static/custom"
"github.com/FAU-CDI/wisski-distillery/internal/models"
"github.com/FAU-CDI/wisski-distillery/pkg/httpx"
"github.com/julienschmidt/httprouter"
@ -14,7 +15,8 @@ import (
type UserPanel struct {
component.Base
Dependencies struct {
Auth *auth.Auth
Auth *auth.Auth
Custom *custom.Custom
}
}
@ -67,7 +69,9 @@ func (panel *UserPanel) HandleRoute(ctx context.Context, route string) (http.Han
}
type userFormContext struct {
custom.BaseContext
httpx.FormContext
User *models.User
}
@ -75,6 +79,7 @@ func (panel *UserPanel) UserFormContext(ctx httpx.FormContext, r *http.Request)
user, err := panel.Dependencies.Auth.UserOf(r)
uctx := userFormContext{FormContext: ctx}
panel.Dependencies.Custom.Update(&uctx)
if err == nil {
uctx.User = &user.User
}

2
internal/dis/component/auth/panel/password.go
View file

@ -25,6 +25,8 @@ var (
)
func (panel *UserPanel) routePassword(ctx context.Context) http.Handler {
passwordTemplate := panel.Dependencies.Custom.Template(passwordTemplate)
return &httpx.Form[struct{}]{
Fields: []httpx.Field{
{Name: "old", Type: httpx.PasswordField, EmptyOnError: true, Label: "Current Password"},

9
internal/dis/component/auth/panel/totp.go
View file

@ -17,6 +17,8 @@ var totpEnableStr string
var totpEnableTemplate = static.AssetsUser.MustParseShared("totp_enable.html", totpEnableStr)
func (panel *UserPanel) routeTOTPEnable(ctx context.Context) http.Handler {
totpEnableTemplate := panel.Dependencies.Custom.Template(totpEnableTemplate)
return &httpx.Form[struct{}]{
Fields: []httpx.Field{
{Name: "password", Type: httpx.PasswordField, EmptyOnError: true, Label: "Current Password"},
@ -73,6 +75,8 @@ type totpEnrollContext struct {
}
func (panel *UserPanel) routeTOTPEnroll(ctx context.Context) http.Handler {
totpEnrollTemplate := panel.Dependencies.Custom.Template(totpEnrollTemplate)
return &httpx.Form[struct{}]{
Fields: []httpx.Field{
{Name: "password", Type: httpx.PasswordField, EmptyOnError: true, Label: "Current Password"},
@ -85,6 +89,8 @@ func (panel *UserPanel) routeTOTPEnroll(ctx context.Context) http.Handler {
return struct{}{}, err == nil && user != nil && user.IsTOTPEnabled()
},
RenderForm: func(context httpx.FormContext, w http.ResponseWriter, r *http.Request) {
// TODO: Do we want to reuse the same function here?
user, err := panel.Dependencies.Auth.UserOf(r)
ctx := totpEnrollContext{
@ -92,6 +98,7 @@ func (panel *UserPanel) routeTOTPEnroll(ctx context.Context) http.Handler {
FormContext: context,
},
}
panel.Dependencies.Custom.Update(&ctx.userFormContext)
if err == nil && user != nil {
ctx.userFormContext.User = &user.User
@ -142,6 +149,8 @@ var totpDisableStr string
var totpDisableTemplate = static.AssetsUser.MustParseShared("totp_disable.html", totpDisableStr)
func (panel *UserPanel) routeTOTPDisable(ctx context.Context) http.Handler {
totpDisableTemplate := panel.Dependencies.Custom.Template(totpDisableTemplate)
return &httpx.Form[struct{}]{
Fields: []httpx.Field{
{Name: "password", Type: httpx.PasswordField, EmptyOnError: true, Label: "Current Password"},

15
internal/dis/component/auth/panel/user.go
View file

@ -8,6 +8,7 @@ import (
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/auth"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static/custom"
"github.com/FAU-CDI/wisski-distillery/pkg/httpx"
)
@ -18,9 +19,19 @@ var userTemplate = static.AssetsUser.MustParseShared(
userHTMLStr,
)
type routeUserContext struct {
custom.BaseContext
*auth.AuthUser
}
func (panel *UserPanel) routeUser(ctx context.Context) http.Handler {
return &httpx.HTMLHandler[*auth.AuthUser]{
Handler: panel.Dependencies.Auth.UserOf,
userTemplate := panel.Dependencies.Custom.Template(userTemplate)
return &httpx.HTMLHandler[routeUserContext]{
Handler: func(r *http.Request) (ruc routeUserContext, err error) {
panel.Dependencies.Custom.Update(&ruc)
ruc.AuthUser, err = panel.Dependencies.Auth.UserOf(r)
return routeUserContext{}, err
},
Template: userTemplate,
}
}

4
internal/dis/component/auth/session.go
View file

@ -111,6 +111,8 @@ var errLoginFailed = errors.New("Login failed")
// authLogin implements a view to login a user
func (auth *Auth) authLogin(ctx context.Context) http.Handler {
loginTemplate := auth.Dependencies.Custom.Template(loginTemplate)
return &httpx.Form[*AuthUser]{
Fields: []httpx.Field{
{Name: "username", Type: httpx.TextField, Label: "Username"},
@ -123,7 +125,7 @@ func (auth *Auth) authLogin(ctx context.Context) http.Handler {
if context.Err != nil {
context.Err = errLoginFailed
}
httpx.WriteHTML(context, nil, loginTemplate, "", w, r)
httpx.WriteHTML(auth.Dependencies.Custom.NewForm(context), nil, loginTemplate, "", w, r)
},
Validate: func(r *http.Request, values map[string]string) (*AuthUser, error) {

13
internal/dis/component/control/admin/admin.go
View file

@ -6,6 +6,7 @@ import (
"github.com/FAU-CDI/wisski-distillery/internal/dis/component"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/auth"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static/custom"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/exporter"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/exporter/logger"
"github.com/julienschmidt/httprouter"
@ -26,6 +27,8 @@ type Admin struct {
SnapshotsLog *logger.Logger
Auth *auth.Auth
Custom *custom.Custom
}
Analytics *lazy.PoolAnalytics
@ -64,13 +67,13 @@ func (admin *Admin) HandleRoute(ctx context.Context, route string) (handler http
// add a handler for the index page
router.Handler(http.MethodGet, route+"index", httpx.HTMLHandler[indexContext]{
Handler: admin.index,
Template: indexTemplate,
Template: admin.Dependencies.Custom.Template(indexTemplate),
})
// add a handler for the user page
router.Handler(http.MethodGet, route+"users", httpx.HTMLHandler[userContext]{
Handler: admin.users,
Template: userTemplate,
Template: admin.Dependencies.Custom.Template(userTemplate),
})
// add a user create form
@ -90,19 +93,19 @@ func (admin *Admin) HandleRoute(ctx context.Context, route string) (handler http
// add a handler for the component page
router.Handler(http.MethodGet, route+"components", httpx.HTMLHandler[componentContext]{
Handler: admin.components,
Template: componentsTemplate,
Template: admin.Dependencies.Custom.Template(componentsTemplate),
})
// add a handler for the component page
router.Handler(http.MethodGet, route+"ingredients/:slug", httpx.HTMLHandler[ingredientsContext]{
Handler: admin.ingredients,
Template: ingredientsTemplate,
Template: admin.Dependencies.Custom.Template(ingredientsTemplate),
})
// add a handler for the instance page
router.Handler(http.MethodGet, route+"instance/:slug", httpx.HTMLHandler[instanceContext]{
Handler: admin.instance,
Template: instanceTemplate,
Template: admin.Dependencies.Custom.Template(instanceTemplate),
})
// add a router for the login page

12
internal/dis/component/control/admin/components.go
View file

@ -2,11 +2,11 @@ package admin
import (
"net/http"
"time"
_ "embed"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static/custom"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/instances"
"github.com/FAU-CDI/wisski-distillery/internal/models"
"github.com/FAU-CDI/wisski-distillery/pkg/httpx"
@ -22,15 +22,15 @@ var componentsTemplate = static.AssetsAdmin.MustParseShared(
)
type componentContext struct {
Time time.Time
custom.BaseContext
Analytics lazy.PoolAnalytics
}
func (admin *Admin) components(r *http.Request) (cp componentContext, err error) {
cp.Analytics = *admin.Analytics
cp.Time = time.Now().UTC()
admin.Dependencies.Custom.Update(&cp)
cp.Analytics = *admin.Analytics
return
}
@ -42,14 +42,14 @@ var ingredientsTemplate = static.AssetsAdmin.MustParseShared(
)
type ingredientsContext struct {
Time time.Time
custom.BaseContext
Instance models.Instance
Analytics *lazy.PoolAnalytics
}
func (admin *Admin) ingredients(r *http.Request) (cp ingredientsContext, err error) {
cp.Time = time.Now().UTC()
admin.Dependencies.Custom.Update(&cp)
// find the instance itself!
instance, err := admin.Dependencies.Instances.WissKI(r.Context(), mux.Vars(r)["slug"])

4
internal/dis/component/control/admin/index.go
View file

@ -9,6 +9,7 @@ import (
"github.com/FAU-CDI/wisski-distillery/internal/dis/component"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static/custom"
"github.com/FAU-CDI/wisski-distillery/internal/status"
"golang.org/x/sync/errgroup"
)
@ -79,11 +80,14 @@ func (admin *Admin) Status(ctx context.Context, QuickInformation bool) (target s
}
type indexContext struct {
custom.BaseContext
status.Distillery
Instances []status.WissKI
}
func (admin *Admin) index(r *http.Request) (idx indexContext, err error) {
admin.Dependencies.Custom.Update(&idx)
idx.Distillery, idx.Instances, err = admin.Status(r.Context(), true)
return
}

9
internal/dis/component/control/admin/instance.go
View file

@ -4,9 +4,9 @@ import (
_ "embed"
"html/template"
"net/http"
"time"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static/custom"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/instances"
"github.com/FAU-CDI/wisski-distillery/internal/models"
"github.com/FAU-CDI/wisski-distillery/internal/status"
@ -23,7 +23,7 @@ var instanceTemplate = static.AssetsAdmin.MustParseShared(
)
type instanceContext struct {
Time time.Time
custom.BaseContext
CSRF template.HTML
Instance models.Instance
@ -31,6 +31,8 @@ type instanceContext struct {
}
func (admin *Admin) instance(r *http.Request) (is instanceContext, err error) {
admin.Dependencies.Custom.Update(&is)
is.CSRF = csrf.TemplateField(r)
// find the instance itself!
@ -49,8 +51,5 @@ func (admin *Admin) instance(r *http.Request) (is instanceContext, err error) {
return is, err
}
// current time
is.Time = time.Now().UTC()
return
}

13
internal/dis/component/control/admin/users.go
View file

@ -5,12 +5,12 @@ import (
"errors"
"html/template"
"net/http"
"time"
_ "embed"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/auth"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static/custom"
"github.com/FAU-CDI/wisski-distillery/pkg/httpx"
"github.com/gorilla/csrf"
"github.com/rs/zerolog"
@ -24,15 +24,17 @@ var userTemplate = static.AssetsAdmin.MustParseShared(
)
type userContext struct {
Time time.Time
custom.BaseContext
httpx.FormContext
CSRF template.HTML
Users []*auth.AuthUser
}
func (admin *Admin) users(r *http.Request) (uc userContext, err error) {
admin.Dependencies.Custom.Update(&uc)
uc.CSRF = csrf.TemplateField(r)
uc.Time = time.Now()
uc.Users, err = admin.Dependencies.Auth.Users(r.Context())
return
}
@ -56,6 +58,8 @@ type createUserResult struct {
}
func (admin *Admin) createUser(ctx context.Context) http.Handler {
userCreateTemplate := admin.Dependencies.Custom.Template(userCreateTemplate)
return &httpx.Form[createUserResult]{
Fields: []httpx.Field{
{Name: "username", Type: httpx.TextField, Label: "Username"},
@ -64,7 +68,8 @@ func (admin *Admin) createUser(ctx context.Context) http.Handler {
},
FieldTemplate: httpx.PureCSSFieldTemplate,
RenderTemplate: userCreateTemplate,
RenderTemplate: userCreateTemplate,
RenderTemplateContext: admin.Dependencies.Custom.RenderContext,
Validate: func(r *http.Request, values map[string]string) (cu createUserResult, err error) {
cu.User, cu.Passsword, cu.Admin = values["username"], values["password"], values["admin"] == "on"

4
internal/dis/component/control/home/home.go
View file

@ -3,9 +3,11 @@ package home
import (
"context"
"fmt"
"html/template"
"net/http"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static/custom"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/instances"
"github.com/FAU-CDI/wisski-distillery/pkg/lazy"
)
@ -14,11 +16,13 @@ type Home struct {
component.Base
Dependencies struct {
Instances *instances.Instances
Custom *custom.Custom
}
redirect lazy.Lazy[*Redirect]
instanceNames lazy.Lazy[map[string]struct{}]
homeBytes lazy.Lazy[[]byte]
homeTemplate lazy.Lazy[*template.Template]
}
var (

13
internal/dis/component/control/home/public.go
View file

@ -3,11 +3,13 @@ package home
import (
"bytes"
"context"
"html/template"
"time"
_ "embed"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static/custom"
"github.com/FAU-CDI/wisski-distillery/internal/status"
"golang.org/x/sync/errgroup"
)
@ -30,7 +32,8 @@ var homeHTMLStr string
var homeTemplate = static.AssetsHome.MustParseShared("home.html", homeHTMLStr)
func (home *Home) homeRender(ctx context.Context) ([]byte, error) {
var context HomeContext
var context homeContext
home.Dependencies.Custom.Update(&context)
// setup a couple of static things
context.Time = time.Now().UTC()
@ -57,11 +60,15 @@ func (home *Home) homeRender(ctx context.Context) ([]byte, error) {
// render the template
var buffer bytes.Buffer
homeTemplate.Execute(&buffer, context)
home.homeTemplate.Get(func() *template.Template {
return home.Dependencies.Custom.Template(homeTemplate)
}).Execute(&buffer, context)
return buffer.Bytes(), nil
}
type HomeContext struct {
type homeContext struct {
custom.BaseContext
Instances []status.WissKI
Time time.Time

10
internal/dis/component/control/legal/legal.go
View file

@ -8,6 +8,7 @@ import (
"github.com/FAU-CDI/wisski-distillery/internal/dis/component"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static/custom"
"github.com/FAU-CDI/wisski-distillery/pkg/httpx"
_ "embed"
@ -15,6 +16,10 @@ import (
type Legal struct {
component.Base
Dependencies struct {
Static *static.Static
Custom *custom.Custom
}
}
var (
@ -33,6 +38,8 @@ func (legal *Legal) Routes() component.Routes {
}
func (legal *Legal) HandleRoute(ctx context.Context, route string) (http.Handler, error) {
legalTemplate := legal.Dependencies.Custom.Template(legalTemplate)
return httpx.HTMLHandler[legalContext]{
Handler: legal.context,
Template: legalTemplate,
@ -40,6 +47,8 @@ func (legal *Legal) HandleRoute(ctx context.Context, route string) (http.Handler
}
type legalContext struct {
custom.BaseContext
LegalNotices string
CSRFCookie string
@ -49,6 +58,7 @@ type legalContext struct {
func (legal *Legal) context(r *http.Request) (legalContext, error) {
return legalContext{
BaseContext: legal.Dependencies.Custom.New(),
LegalNotices: cli.LegalNotices,
CSRFCookie: control.CSRFCookie,

8
internal/dis/component/control/static/custom/custom.go Normal file
View file

@ -0,0 +1,8 @@
package custom
import "github.com/FAU-CDI/wisski-distillery/internal/dis/component"
// Custom implements theme and page customization.
type Custom struct {
component.Base
}

82
internal/dis/component/control/static/custom/template.go Normal file
View file

@ -0,0 +1,82 @@
package custom
import (
"html/template"
"net/http"
"reflect"
"time"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component"
"github.com/FAU-CDI/wisski-distillery/pkg/httpx"
"github.com/tkw1536/goprogram/lib/reflectx"
)
const footerName = "footer"
// defaultTemplate is the default footer template
var defaultTemplate = template.Must(template.New("footer.html").Parse(`<p>Powered By WissKI Distillery</p>`))
// Template creates a copy of template with shared template parts updated accordingly.
// Any template using this should use one of the template contexts in this package.
func (custom *Custom) Template(tpl *template.Template) *template.Template {
tree := defaultTemplate.Tree.Copy()
clone := template.Must(tpl.Clone()) // create a clone of the template
template.Must(clone.AddParseTree(footerName, tree)) // add the parse tree to it
return clone // and return the tree
}
// NewContext returns a new BaseContext
func (custom *Custom) New() (ctx BaseContext) {
ctx.Use(custom.Base)
return
}
// NewForm is like New, but returns a new BaseFormContext
func (custom *Custom) NewForm(context httpx.FormContext) (ctx BaseFormContext) {
ctx.FormContext = context
ctx.Use(custom.Base)
return
}
// RenderContext can be used as httpx.Form.RenderTemplateContext.
// It returns a new [BaseFormContext].
func (custom *Custom) RenderContext(ctx httpx.FormContext, r *http.Request) any {
return BaseFormContext{
FormContext: ctx,
BaseContext: custom.New(),
}
}
// Update updates an embedded BaseContext field in context.
//
// Assumes that context is a pointer to a struct type.
// If this is not the case, might call panic().
func (custom *Custom) Update(context any) *BaseContext {
ctx := reflect.ValueOf(context).
Elem().FieldByName(contextName).Addr().
Interface().(*BaseContext)
ctx.Use(custom.Base)
return ctx
}
// contextName is the name of the [BaseContext] field.
var contextName = reflectx.TypeOf[BaseContext]().Name()
// BaseContext is a context struct shared by all contexts
type BaseContext struct {
Time time.Time // time this page was generated at
}
// Use updates this context to use the values from the given base.
// For convenience the passed context is also returned.
func (tc *BaseContext) Use(base component.Base) *BaseContext {
tc.Time = time.Now().UTC()
return tc
}
// BaseFormContext combines BaseContext and FormContext
type BaseFormContext struct {
BaseContext
httpx.FormContext
}

14
internal/dis/component/control/static/templates/_base.html
View file

@ -2,7 +2,7 @@
<head>
<meta name="viewport" content="width=device-width, initial-scale=1">
<meta charset="utf-8">
<meta charset="utf-8">
<title>{{ block "block" . }}WissKI Distillery{{ end }}</title>
{{ block "styles" . }}styles{{ end }}
@ -24,11 +24,15 @@
</div>
</main>
{{ if .Time }}
<footer>
Generated at <code>{{ .Time }}</code>
{{ if .Time }}
Generated at <code>{{ .Time }}</code>
{{ end }}
{{ block "footer" . }}
<!-- no footer by default -->
{{ end }}
</footer>
{{ end }}
{{ block "scripts" . }}scripts{{ end }}
</body>

9
internal/dis/distillery.go
View file

@ -16,6 +16,7 @@ import (
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/home"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/legal"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/control/static/custom"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/exporter"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/exporter/logger"
"github.com/FAU-CDI/wisski-distillery/internal/dis/component/instances"
@ -108,6 +109,9 @@ func (dis *Distillery) Info() *admin.Admin {
func (dis *Distillery) Policy() *policy.Policy {
return export[*policy.Policy](dis)
}
func (dis *Distillery) Custom() *custom.Custom {
return export[*custom.Custom](dis)
}
//
// All components
@ -154,7 +158,7 @@ func (dis *Distillery) allComponents() []initFunc {
// Control server
auto[*control.Control],
auto[*static.Static],
auto[*home.Home],
manual(func(resolver *resolver.Resolver) {
resolver.RefreshInterval = time.Minute
@ -164,6 +168,9 @@ func (dis *Distillery) allComponents() []initFunc {
}),
auto[*legal.Legal],
auto[*static.Static],
auto[*custom.Custom],
// Cron
auto[*cron.Cron],
auto[*home.UpdateHome],