Function parseCaddyfile

modules/caddyhttp/templates/caddyfile.go:36–81

parseCaddyfile sets up the handler from Caddyfile tokens. Syntax: templates [<matcher>] { mime <types...> between <open_delim> <close_delim> root <path> }

(h httpcaddyfile.Helper)

//	    root <path>
//	}
func parseCaddyfile(h httpcaddyfile.Helper) (caddyhttp.MiddlewareHandler, error) {
	h.Next() // consume directive name
	t := new(Templates)
	for h.NextBlock(0) {
		switch h.Val() {
		case "mime":
			t.MIMETypes = h.RemainingArgs()
			if len(t.MIMETypes) == 0 {
				return nil, h.ArgErr()
			}
		case "between":
			t.Delimiters = h.RemainingArgs()
			if len(t.Delimiters) != 2 {
				return nil, h.ArgErr()
			}
		case "root":
			if !h.Args(&t.FileRoot) {
				return nil, h.ArgErr()
			}
		case "extensions":
			if h.NextArg() {
				return nil, h.ArgErr()
			}
			if t.ExtensionsRaw != nil {
				return nil, h.Err("extensions already specified")
			}
			for nesting := h.Nesting(); h.NextBlock(nesting); {
				extensionModuleName := h.Val()
				modID := "http.handlers.templates.functions." + extensionModuleName
				unm, err := caddyfile.UnmarshalModule(h.Dispenser, modID)
				if err != nil {
					return nil, err
				}
				cf, ok := unm.(CustomFunctions)
				if !ok {
					return nil, h.Errf("module %s (%T) does not provide template functions", modID, unm)
				}
				if t.ExtensionsRaw == nil {
					t.ExtensionsRaw = make(caddy.ModuleMap)
				}
				t.ExtensionsRaw[extensionModuleName] = caddyconfig.JSON(cf, nil)
			}
		}
	}
	return t, nil
}