Adding upstream version 0.8.9.

Signed-off-by: Daniel Baumann <daniel@debian.org>

pkg/services/rocketchat/rocketchat_config.go

@@ -0,0 +1,91 @@
+package rocketchat
+
+import (
+	"errors"
+	"fmt"
+	"net/url"
+	"strings"
+
+	"github.com/nicholas-fedor/shoutrrr/pkg/services/standard"
+)
+
+// Scheme is the identifying part of this service's configuration URL.
+const Scheme = "rocketchat"
+
+// Constants for URL path length checks.
+const (
+	MinPathParts = 3 // Minimum number of path parts required (including empty first slash)
+	TokenBIndex  = 2 // Index for TokenB in path
+	ChannelIndex = 3 // Index for Channel in path
+)
+
+// Static errors for configuration validation.
+var (
+	ErrNotEnoughArguments = errors.New("the apiURL does not include enough arguments")
+)
+
+// Config for the Rocket.Chat service.
+type Config struct {
+	standard.EnumlessConfig
+	UserName string `optional:"" url:"user"`
+	Host     string `            url:"host"`
+	Port     string `            url:"port"`
+	TokenA   string `            url:"path1"`
+	Channel  string `            url:"path3"`
+	TokenB   string `            url:"path2"`
+}
+
+// GetURL returns a URL representation of the Config's current field values.
+func (config *Config) GetURL() *url.URL {
+	host := config.Host
+	if config.Port != "" {
+		host = fmt.Sprintf("%s:%s", config.Host, config.Port)
+	}
+
+	url := &url.URL{
+		Host:       host,
+		Path:       fmt.Sprintf("%s/%s", config.TokenA, config.TokenB),
+		Scheme:     Scheme,
+		ForceQuery: false,
+	}
+
+	return url
+}
+
+// SetURL updates the Config from a URL representation of its field values.
+func (config *Config) SetURL(serviceURL *url.URL) error {
+	userName := serviceURL.User.Username()
+	host := serviceURL.Hostname()
+
+	path := strings.Split(serviceURL.Path, "/")
+	if serviceURL.String() != "rocketchat://dummy@dummy.com" {
+		if len(path) < MinPathParts {
+			return ErrNotEnoughArguments
+		}
+	}
+
+	config.Port = serviceURL.Port()
+	config.UserName = userName
+	config.Host = host
+
+	if len(path) > 1 {
+		config.TokenA = path[1]
+	}
+
+	if len(path) > TokenBIndex {
+		config.TokenB = path[TokenBIndex]
+	}
+
+	if len(path) > ChannelIndex {
+		switch {
+		case serviceURL.Fragment != "":
+			config.Channel = "#" + serviceURL.Fragment
+		case !strings.HasPrefix(path[ChannelIndex], "@"):
+			config.Channel = "#" + path[ChannelIndex]
+		default:
+			config.Channel = path[ChannelIndex]
+		}
+	}
+
+	return nil
+}