Ejemplo n.º 1
0
func headersParse(c *caddy.Controller) ([]Rule, error) {
	var rules []Rule

	for c.NextLine() {
		var head Rule
		head.Headers = http.Header{}
		var isNewPattern bool

		if !c.NextArg() {
			return rules, c.ArgErr()
		}
		pattern := c.Val()

		// See if we already have a definition for this Path pattern...
		for _, h := range rules {
			if h.Path == pattern {
				head = h
				break
			}
		}

		// ...otherwise, this is a new pattern
		if head.Path == "" {
			head.Path = pattern
			isNewPattern = true
		}

		for c.NextBlock() {
			// A block of headers was opened...
			name := c.Val()
			value := ""

			if c.NextArg() {
				value = c.Val()
			}

			head.Headers.Add(name, value)
		}
		if c.NextArg() {
			// ... or single header was defined as an argument instead.

			name := c.Val()
			value := c.Val()

			if c.NextArg() {
				value = c.Val()
			}

			head.Headers.Add(name, value)
		}

		if isNewPattern {
			rules = append(rules, head)
		} else {
			for i := 0; i < len(rules); i++ {
				if rules[i].Path == pattern {
					rules[i] = head
					break
				}
			}
		}
	}

	return rules, nil
}