func setTemplatesFromConfig()

in gitindex/index.go [180:253]
59 lines of code
18 McCabe index (conditional complexity)

func setTemplatesFromConfig(desc *zoekt.Repository, repoDir string) error {
	repo, err := git.PlainOpen(repoDir)
	if err != nil {
		return err
	}

	cfg, err := repo.Config()
	if err != nil {
		return err
	}

	sec := cfg.Raw.Section("zoekt")

	webURLStr := sec.Options.Get("web-url")
	webURLType := sec.Options.Get("web-url-type")

	if webURLType != "" && webURLStr != "" {
		webURL, err := url.Parse(webURLStr)
		if err != nil {
			return err
		}
		if err := setTemplates(desc, webURL, webURLType); err != nil {
			return err
		}
	}

	name := sec.Options.Get("name")
	if name != "" {
		desc.Name = name
	} else {
		remoteURL := configLookupRemoteURL(cfg, "origin")
		if remoteURL == "" {
			return nil
		}
		u, err := url.Parse(remoteURL)
		if err != nil {
			return err
		}
		if err := SetTemplatesFromOrigin(desc, u); err != nil {
			return err
		}
	}

	if desc.RawConfig == nil {
		desc.RawConfig = map[string]string{}
	}
	for _, o := range sec.Options {
		desc.RawConfig[o.Key] = o.Value
	}

	// Ranking info.

	// Github:
	traction := 0
	for _, s := range []string{"github-stars", "github-forks", "github-watchers", "github-subscribers"} {
		f, err := strconv.Atoi(sec.Options.Get(s))
		if err == nil {
			traction += f
		}
	}

	if strings.Contains(desc.Name, "googlesource.com/") && traction == 0 {
		// Pretend everything on googlesource.com has 1000
		// github stars.
		traction = 1000
	}

	if traction > 0 {
		l := math.Log(float64(traction))
		desc.Rank = uint16((1.0 - 1.0/math.Pow(1+l, 0.6)) * 10000)
	}

	return nil
}