package headers import "github.com/mholt/caddy/middleware" func parse(c middleware.Controller) ([]HeaderRule, error) { var rules []HeaderRule for c.NextLine() { var head HeaderRule var isNewPattern bool if !c.NextArg() { return rules, c.ArgErr() } pattern := c.Val() // See if we already have a definition for this URL pattern... for _, h := range rules { if h.Url == pattern { head = h break } } // ...otherwise, this is a new pattern if head.Url == "" { head.Url = pattern isNewPattern = true } for c.NextBlock() { h := Header{Name: c.Val()} if c.NextArg() { h.Value = c.Val() } head.Headers = append(head.Headers, h) } if c.NextArg() { h := Header{Name: c.Val()} h.Value = c.Val() if c.NextArg() { h.Value = c.Val() } head.Headers = append(head.Headers, h) } if isNewPattern { rules = append(rules, head) } else { for i := 0; i < len(rules); i++ { if rules[i].Url == pattern { rules[i] = head break } } } } return rules, nil }