Method HandleRequest

core/router/handler.go:452–532

(ctx *context.Context)

}

func (h *routerHandler) HandleRequest(ctx *context.Context) {
	method := ctx.Method()
	path := ctx.Path()

	if !h.disablePathCorrection {
		if len(path) > 1 && strings.HasSuffix(path, "/") {
			// Remove trailing slash and client-permanent rule for redirection,
			// if confgiuration allows that and path has an extra slash.

			// update the new path and redirect.
			u := ctx.Request().URL
			// use Trim to ensure there is no open redirect due to two leading slashes
			path = "/" + strings.Trim(path, "/")
			u.Path = path
			if !h.disablePathCorrectionRedirection {
				// do redirect, else continue with the modified path without the last "/".
				url := u.String()

				// Fixes https://github.com/kataras/iris/issues/921
				// This is caused for security reasons, imagine a payment shop,
				// you can't just permantly redirect a POST request, so just 307 (RFC 7231, 6.4.7).
				if method == http.MethodPost || method == http.MethodPut {
					ctx.Redirect(url, http.StatusTemporaryRedirect)
					return
				}

				ctx.Redirect(url, http.StatusMovedPermanently)
				return
			}

		}
	}

	for i := range h.trees {
		t := h.trees[i]
		if method != t.method {
			continue
		}

		if h.hosts && !canHandleSubdomain(ctx, t.subdomain) {
			continue
		}

		n := t.search(path, ctx.Params())
		if n != nil {
			ctx.SetCurrentRoute(n.Route)
			ctx.Do(n.Handlers)
			// found
			return
		}
		// not found or method not allowed.
		break
	}

	if h.fireMethodNotAllowed {
		for i := range h.trees {
			t := h.trees[i]
			// if `Configuration#FireMethodNotAllowed` is kept as defaulted(false) then this function will not