Check subscriber existence by UUID on public pages
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parent
3be5b27d03
commit
3cd8b86213
36
handlers.go
36
handlers.go
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@ -97,13 +97,13 @@ func registerHandlers(e *echo.Echo) {
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e.DELETE("/api/templates/:id", handleDeleteTemplate)
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// Subscriber facing views.
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e.GET("/subscription/:campUUID/:subUUID", validateUUID(handleSubscriptionPage,
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e.GET("/subscription/:campUUID/:subUUID", validateUUID(subscriberExists(handleSubscriptionPage),
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"campUUID", "subUUID"))
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e.POST("/subscription/:campUUID/:subUUID", validateUUID(handleSubscriptionPage,
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e.POST("/subscription/:campUUID/:subUUID", validateUUID(subscriberExists(handleSubscriptionPage),
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"campUUID", "subUUID"))
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e.POST("/subscription/export/:subUUID", validateUUID(handleSelfExportSubscriberData,
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e.POST("/subscription/export/:subUUID", validateUUID(subscriberExists(handleSelfExportSubscriberData),
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"subUUID"))
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e.POST("/subscription/wipe/:subUUID", validateUUID(handleWipeSubscriberData,
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e.POST("/subscription/wipe/:subUUID", validateUUID(subscriberExists(handleWipeSubscriberData),
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"subUUID"))
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e.GET("/link/:linkUUID/:campUUID/:subUUID", validateUUID(handleLinkRedirect,
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"linkUUID", "campUUID", "subUUID"))
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@ -136,7 +136,7 @@ func handleIndexPage(c echo.Context) error {
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return c.String(http.StatusOK, string(b))
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}
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// validateUUID validates the UUID string format for a given set of params.
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// validateUUID middleware validates the UUID string format for a given set of params.
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func validateUUID(next echo.HandlerFunc, params ...string) echo.HandlerFunc {
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return func(c echo.Context) error {
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for _, p := range params {
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@ -150,6 +150,32 @@ func validateUUID(next echo.HandlerFunc, params ...string) echo.HandlerFunc {
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}
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}
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// subscriberExists middleware checks if a subscriber exists given the UUID
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// param in a request.
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func subscriberExists(next echo.HandlerFunc, params ...string) echo.HandlerFunc {
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return func(c echo.Context) error {
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var (
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app = c.Get("app").(*App)
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subUUID = c.Param("subUUID")
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)
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var exists bool
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if err := app.Queries.SubscriberExists.Get(&exists, 0, subUUID); err != nil {
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app.Logger.Printf("error checking subscriber existence: %v", err)
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return c.Render(http.StatusInternalServerError, "message",
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makeMsgTpl("Error", "",
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`Error processing request. Please retry.`))
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}
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if !exists {
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return c.Render(http.StatusBadRequest, "message",
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makeMsgTpl("Not found", "",
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`Subscription not found.`))
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}
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return next(c)
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}
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}
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// getPagination takes form values and extracts pagination values from it.
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func getPagination(q url.Values) pagination {
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var (
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