Golang admin.Resource类代码示例

func (transition *Transition) ConfigureQorResource(res *admin.Resource) {
	if res.GetMeta("State") == nil {
		res.Meta(&admin.Meta{Name: "State", Permission: roles.Allow(roles.Update, "nobody")})
	}
}

func (publish *Publish) InjectQorAdmin(res *admin.Resource) {
	if !injected {
		injected = true
		for _, gopath := range strings.Split(os.Getenv("GOPATH"), ":") {
			admin.RegisterViewPath(path.Join(gopath, "src/github.com/qor/qor/publish/views"))
		}
	}
	res.UseTheme("publish")

	controller := publishController{publish}
	router := res.GetAdmin().GetRouter()
	router.Get(fmt.Sprintf("^/%v/diff/", res.ToParam()), controller.Diff)
	router.Get(fmt.Sprintf("^/%v", res.ToParam()), controller.Preview)
	router.Post(fmt.Sprintf("^/%v", res.ToParam()), controller.PublishOrDiscard)

	res.GetAdmin().RegisterFuncMap("render_publish_meta", func(value interface{}, meta *admin.Meta, context *admin.Context) template.HTML {
		var err error
		var result = bytes.NewBufferString("")
		var tmpl = template.New(meta.Type + ".tmpl").Funcs(context.FuncMap())

		if tmpl, err = context.FindTemplate(tmpl, fmt.Sprintf("metas/publish/%v.tmpl", meta.Type)); err != nil {
			if tmpl, err = context.FindTemplate(tmpl, fmt.Sprintf("metas/index/%v.tmpl", meta.Type)); err != nil {
				tmpl, _ = tmpl.Parse("{{.Value}}")
			}
		}

		data := map[string]interface{}{"Value": context.ValueOf(value, meta), "Meta": meta}
		if err := tmpl.Execute(result, data); err != nil {
			utils.ExitWithMsg(err.Error())
		}
		return template.HTML(result.String())
	})

	res.GetAdmin().RegisterFuncMap("publish_unique_key", func(res *admin.Resource, record interface{}, context *admin.Context) string {
		return fmt.Sprintf("%s__%v", res.ToParam(), context.GetDB().NewScope(record).PrimaryKeyValue())
	})
}

func (s Status) InjectQorAdmin(res *admin.Resource) {
	if res.GetMeta("PublishStatus") == nil {
		res.IndexAttrs(append(res.IndexAttrs(), "-PublishStatus")...)
		res.ShowAttrs(append(res.ShowAttrs(), "-PublishStatus")...)
		res.EditAttrs(append(res.EditAttrs(), "-PublishStatus")...)
		res.NewAttrs(append(res.NewAttrs(), "-PublishStatus")...)
	}
}

func (i18n *I18n) ConfigureQorResource(res *admin.Resource) {
	res.UseTheme("i18n")
	res.GetAdmin().I18n = i18n
	res.SearchAttrs("value") // generate search handler for i18n

	res.GetAdmin().RegisterFuncMap("lt", func(locale, key string, withDefault bool) string {
		if translations := i18n.Translations[locale]; translations != nil {
			if t := translations[key]; t != nil && t.Value != "" {
				return t.Value
			}
		}

		if withDefault {
			if translations := i18n.Translations[Default]; translations != nil {
				if t := translations[key]; t != nil {
					return t.Value
				}
			}
		}

		return ""
	})

	res.GetAdmin().RegisterFuncMap("i18n_available_keys", func(context *admin.Context) (keys []string) {
		translations := i18n.Translations[Default]
		if translations == nil {
			for _, values := range i18n.Translations {
				translations = values
				break
			}
		}

		keyword := context.Request.URL.Query().Get("keyword")

		for key, translation := range translations {
			if (keyword == "") || (strings.Index(strings.ToLower(translation.Key), strings.ToLower(keyword)) != -1 ||
				strings.Index(strings.ToLower(translation.Value), keyword) != -1) {
				keys = append(keys, key)
			}
		}

		sort.Strings(keys)

		pagination := context.Searcher.Pagination
		pagination.Total = len(keys)
		pagination.PrePage = 25
		pagination.CurrentPage, _ = strconv.Atoi(context.Request.URL.Query().Get("page"))
		if pagination.CurrentPage == 0 {
			pagination.CurrentPage = 1
		}
		if pagination.CurrentPage > 0 {
			pagination.Pages = pagination.Total / pagination.PrePage
		}
		context.Searcher.Pagination = pagination

		if pagination.CurrentPage == -1 {
			return keys
		}

		lastIndex := pagination.CurrentPage * pagination.PrePage
		if pagination.Total < lastIndex {
			lastIndex = pagination.Total
		}

		return keys[(pagination.CurrentPage-1)*pagination.PrePage : lastIndex]
	})

	res.GetAdmin().RegisterFuncMap("i18n_primary_locale", func(context admin.Context) string {
		if locale := context.Request.Form.Get("primary_locale"); locale != "" {
			return locale
		}
		return getAvailableLocales(context.Request, context.CurrentUser)[0]
	})

	res.GetAdmin().RegisterFuncMap("i18n_editing_locale", func(context admin.Context) string {
		if locale := context.Request.Form.Get("to_locale"); locale != "" {
			return locale
		}
		return getLocaleFromContext(context.Context)
	})

	res.GetAdmin().RegisterFuncMap("i18n_viewable_locales", func(context admin.Context) []string {
		return getAvailableLocales(context.Request, context.CurrentUser)
	})

	res.GetAdmin().RegisterFuncMap("i18n_editable_locales", func(context admin.Context) []string {
		return getEditableLocales(context.Request, context.CurrentUser)
	})

	controller := i18nController{i18n}
	router := res.GetAdmin().GetRouter()
	router.Get(fmt.Sprintf("^/%v", res.ToParam()), controller.Index)
	router.Post(fmt.Sprintf("^/%v", res.ToParam()), controller.Update)
	router.Put(fmt.Sprintf("^/%v", res.ToParam()), controller.Update)

	for _, gopath := range strings.Split(os.Getenv("GOPATH"), ":") {
		admin.RegisterViewPath(path.Join(gopath, "src/github.com/qor/qor/i18n/views"))
	}
}

func (s *Sorting) InjectQorAdmin(res *admin.Resource) {
	Admin := res.GetAdmin()
	res.UseTheme("sorting")

	if res.Config.Permission == nil {
		res.Config.Permission = roles.NewPermission()
	}

	if !injected {
		injected = true
		for _, gopath := range strings.Split(os.Getenv("GOPATH"), ":") {
			admin.RegisterViewPath(path.Join(gopath, "src/github.com/qor/qor/sorting/views"))
		}
	}

	role := res.Config.Permission.Role
	if _, ok := role.Get("sorting_mode"); !ok {
		role.Register("sorting_mode", func(req *http.Request, currentUser qor.CurrentUser) bool {
			return req.URL.Query().Get("sorting") != ""
		})
	}

	if res.GetMeta("Position") == nil {
		res.Meta(&admin.Meta{
			Name: "Position",
			Valuer: func(value interface{}, ctx *qor.Context) interface{} {
				db := ctx.GetDB()
				var count int
				var pos = value.(sortingInterface).GetPosition()

				if _, ok := modelValue(value).(sortingDescInterface); ok {
					if total, ok := db.Get("sorting_total_count"); ok {
						count = total.(int)
					} else {
						db.New().Model(modelValue(value)).Count(&count)
					}
					pos = count - pos + 1
				}

				primaryKey := ctx.GetDB().NewScope(value).PrimaryKeyValue()
				url := path.Join(ctx.Request.URL.Path, fmt.Sprintf("%v", primaryKey), "sorting/update_position")
				return template.HTML(fmt.Sprintf("<input type=\"number\" class=\"qor-sorting-position\" value=\"%v\" data-sorting-url=\"%v\" data-position=\"%v\">", pos, url, pos))
			},
			Permission: roles.Allow(roles.Read, "sorting_mode"),
		})
	}

	var attrs []string
	for _, attr := range res.IndexAttrs() {
		if attr != "Position" {
			attrs = append(attrs, attr)
		}
	}
	res.IndexAttrs(append(attrs, "Position")...)

	router := Admin.GetRouter()
	router.Post(fmt.Sprintf("^/%v/\\d+/sorting/update_position$", res.ToParam()), updatePosition)
}

func (l *Locale) ConfigureQorResource(res *admin.Resource) {
	Admin := res.GetAdmin()
	res.UseTheme("l10n")

	if res.Config.Permission == nil {
		res.Config.Permission = roles.NewPermission()
	}
	res.Config.Permission.Allow(roles.CRUD, "locale_admin").Allow(roles.Read, "locale_reader")

	if res.GetMeta("Localization") == nil {
		res.Meta(&admin.Meta{Name: "Localization", Valuer: func(value interface{}, ctx *qor.Context) interface{} {
			db := ctx.GetDB()
			context := Admin.NewContext(ctx.Writer, ctx.Request)

			var languageCodes []string
			scope := db.NewScope(value)
			db.New().Set("l10n:mode", "unscoped").Model(res.Value).Where(fmt.Sprintf("%v = ?", scope.PrimaryKey()), scope.PrimaryKeyValue()).Pluck("language_code", &languageCodes)

			var results string
			availableLocales := getAvailableLocales(ctx.Request, ctx.CurrentUser)
		OUT:
			for _, locale := range availableLocales {
				for _, localized := range languageCodes {
					if locale == localized {
						results += fmt.Sprintf("<span class=\"qor-label is-active\">%s</span> ", context.T(locale))
						continue OUT
					}
				}
				results += fmt.Sprintf("<span class=\"qor-label\">%s</span> ", context.T(locale))
			}
			return template.HTML(results)
		}})

		attrs := res.IndexAttrs()
		var hasLocalization bool
		for _, attr := range attrs {
			if attr == "Localization" {
				hasLocalization = true
				break
			}
		}

		if hasLocalization {
			res.IndexAttrs(append(res.IndexAttrs(), "-LanguageCode")...)
		} else {
			res.IndexAttrs(append(res.IndexAttrs(), "-LanguageCode", "Localization")...)
		}
		res.ShowAttrs(append(res.ShowAttrs(), "-LanguageCode", "-Localization")...)
		res.EditAttrs(append(res.EditAttrs(), "-LanguageCode", "-Localization")...)
		res.NewAttrs(append(res.NewAttrs(), "-LanguageCode", "-Localization")...)
	}

	// Set meta permissions
	for _, field := range Admin.Config.DB.NewScope(res.Value).Fields() {
		if isSyncField(field.StructField) {
			if meta := res.GetMeta(field.Name); meta != nil {
				permission := meta.Permission
				if permission == nil {
					permission = roles.Allow(roles.CRUD, "global_admin").Allow(roles.Read, "locale_reader")
				} else {
					permission = permission.Allow(roles.CRUD, "global_admin").Allow(roles.Read, "locale_reader")
				}

				meta.Permission = permission
			} else {
				res.Meta(&admin.Meta{Name: field.Name, Permission: roles.Allow(roles.CRUD, "global_admin").Allow(roles.Read, "locale_reader")})
			}
		}
	}

	// Roles
	role := res.Config.Permission.Role
	if _, ok := role.Get("locale_admin"); !ok {
		role.Register("locale_admin", func(req *http.Request, currentUser qor.CurrentUser) bool {
			currentLocale := getLocaleFromContext(&qor.Context{Request: req})
			for _, locale := range getEditableLocales(req, currentUser) {
				if locale == currentLocale {
					return true
				}
			}
			return false
		})
	}

	if _, ok := role.Get("global_admin"); !ok {
		role.Register("global_admin", func(req *http.Request, currentUser qor.CurrentUser) bool {
			return getLocaleFromContext(&qor.Context{Request: req}) == Global
		})
	}

	if _, ok := role.Get("locale_reader"); !ok {
		role.Register("locale_reader", func(req *http.Request, currentUser qor.CurrentUser) bool {
			currentLocale := getLocaleFromContext(&qor.Context{Request: req})
			for _, locale := range getAvailableLocales(req, currentUser) {
				if locale == currentLocale {
					return true
				}
			}
			return false
		})
//.........这里部分代码省略.........

func (publish *Publish) ConfigureQorResource(res *admin.Resource) {
	for _, gopath := range strings.Split(os.Getenv("GOPATH"), ":") {
		admin.RegisterViewPath(path.Join(gopath, "src/github.com/qor/qor/publish/views"))
	}
	res.UseTheme("publish")

	if event := res.GetAdmin().GetResource("PublishEvent"); event == nil {
		eventResource := res.GetAdmin().AddResource(&PublishEvent{}, &admin.Config{Invisible: true})
		eventResource.IndexAttrs("Name", "Description", "CreatedAt")
	}

	controller := publishController{publish}
	router := res.GetAdmin().GetRouter()
	router.Get(fmt.Sprintf("^/%v/diff/", res.ToParam()), controller.Diff)
	router.Get(fmt.Sprintf("^/%v", res.ToParam()), controller.Preview)
	router.Post(fmt.Sprintf("^/%v", res.ToParam()), controller.PublishOrDiscard)

	res.GetAdmin().RegisterFuncMap("render_publish_meta", func(value interface{}, meta *admin.Meta, context *admin.Context) template.HTML {
		var err error
		var result = bytes.NewBufferString("")
		var tmpl = template.New(meta.Type + ".tmpl").Funcs(context.FuncMap())

		if tmpl, err = context.FindTemplate(tmpl, fmt.Sprintf("metas/publish/%v.tmpl", meta.Type)); err != nil {
			if tmpl, err = context.FindTemplate(tmpl, fmt.Sprintf("metas/index/%v.tmpl", meta.Type)); err != nil {
				tmpl, _ = tmpl.Parse("{{.Value}}")
			}
		}

		data := map[string]interface{}{"Value": context.ValueOf(value, meta), "Meta": meta}
		if err := tmpl.Execute(result, data); err != nil {
			utils.ExitWithMsg(err.Error())
		}
		return template.HTML(result.String())
	})

	res.GetAdmin().RegisterFuncMap("publish_unique_key", func(res *admin.Resource, record interface{}, context *admin.Context) string {
		return fmt.Sprintf("%s__%v", res.ToParam(), context.GetDB().NewScope(record).PrimaryKeyValue())
	})

	res.GetAdmin().RegisterFuncMap("is_publish_event_resource", func(res *admin.Resource) bool {
		return IsPublishEvent(res.Value)
	})
}