zoekt-mirror-gitea: fix getting all repos (sourcegraph#1045)

Author: ddrpa

cmd/zoekt-mirror-gitea/main.go

@@ -112,7 +112,7 @@ func main() {
 		repos, err = getUserRepos(client, *user, reposFilters)
 	default:
 		log.Printf("no user or org specified, cloning all repos.")
-		repos, err = getUserRepos(client, "", reposFilters)
+		repos, err = getAllRepos(client, reposFilters)
 	}
 
 	if err != nil {
@@ -226,6 +226,27 @@ func getOrgRepos(client *gitea.Client, org string, reposFilters reposFilters) ([
 	return allRepos, nil
 }
 
+func getAllRepos(client *gitea.Client, reposFilters reposFilters) ([]*gitea.Repository, error) {
+	var allRepos []*gitea.Repository
+	searchOptions := &gitea.SearchRepoOptions{}
+	for {
+		repos, resp, err := client.SearchRepos(*searchOptions)
+		if err != nil {
+			return nil, err
+		}
+		if len(repos) == 0 {
+			break
+		}
+		repos = filterRepositories(repos, *reposFilters.noArchived)
+		allRepos = append(allRepos, repos...)
+		searchOptions.Page = resp.NextPage
+		if resp.NextPage == 0 {
+			break
+		}
+	}
+	return allRepos, nil
+}
+
 func getUserRepos(client *gitea.Client, user string, reposFilters reposFilters) ([]*gitea.Repository, error) {
 	var allRepos []*gitea.Repository
 	searchOptions := &gitea.SearchRepoOptions{}