Add github projects migrations support

Author: lunny

modules/migrations/base/downloader.go

@@ -24,6 +24,7 @@ type Downloader interface {
 	GetPullRequests(page, perPage int) ([]*PullRequest, bool, error)
 	GetReviews(pullRequestNumber int64) ([]*Review, error)
 	FormatCloneURL(opts MigrateOptions, remoteAddr string) (string, error)
+	GetProjects() ([]*Project, error)
 }
 
 // DownloaderFactory defines an interface to match a downloader implementation and create a downloader

modules/migrations/base/project.go

@@ -0,0 +1,25 @@
+// Copyright 2020 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package base
+
+import "time"
+
+// Project is a standard project information
+type Project struct {
+	Number      int
+	Name        string
+	Description string `xorm:"TEXT"`
+	State       string
+	CreatedAt   time.Time
+	UpdatedAt   time.Time
+	Columns     []*ProjectColumn
+}
+
+type ProjectColumn struct {
+	Cards []*ProjectCard
+}
+
+type ProjectCard struct {
+}

modules/migrations/base/uploader.go

@@ -18,6 +18,7 @@ type Uploader interface {
 	CreateComments(comments ...*Comment) error
 	CreatePullRequests(prs ...*PullRequest) error
 	CreateReviews(reviews ...*Review) error
+	CreateProjects(projects ...*Project) error
 	Rollback() error
 	Finish() error
 	Close()

modules/migrations/github.go

@@ -740,3 +740,43 @@ func (g *GithubDownloaderV3) GetReviews(pullRequestNumber int64) ([]*base.Review
 	}
 	return allReviews, nil
 }
+
+func convertGithubProject(gp *github.Project) *base.Project {
+	var desc string
+	if gp.Body != nil {
+		desc = *gp.Body
+	}
+	return &base.Project{
+		Name:        *gp.Name,
+		Number:      *gp.Number,
+		Description: desc,
+		State:       *gp.State,
+		CreatedAt:   gp.GetCreatedAt().Time,
+		UpdatedAt:   gp.GetUpdatedAt().Time,
+	}
+}
+
+func (g *GithubDownloaderV3) GetProjects() ([]*base.Project, error) {
+	var projects = make([]*base.Project, 0, 100)
+	opt := github.ListOptions{
+		PerPage: 100,
+	}
+	for {
+		g.sleep()
+		gprojects, resp, err := g.client.Repositories.ListProjects(g.ctx, g.repoOwner, g.repoName, &github.ProjectListOptions{
+			ListOptions: opt,
+		})
+		if err != nil {
+			return nil, fmt.Errorf("error while listing projects: %v", err)
+		}
+		g.rate = &resp.Rate
+		for _, p := range gprojects {
+			projects = append(projects, convertGithubProject(p))
+		}
+		if resp.NextPage == 0 {
+			break
+		}
+		opt.Page = resp.NextPage
+	}
+	return projects, nil
+}

modules/migrations/gitlab.go

@@ -647,3 +647,8 @@ func (g *GitlabDownloader) awardToReaction(award *gitlab.AwardEmoji) *base.React
 		Content:  award.Name,
 	}
 }
+
+// GetProjects returns projects for the repository
+func (g *GitlabDownloader) GetProjects() ([]*base.Project, error) {
+	return nil, ErrNotSupported
+}

modules/structs/repo.go

@@ -283,3 +283,30 @@ var (
 		GogsService,
 	}
 )
+
+// MigrateRepoOption options for migrating a repository from an external service
+type MigrateRepoOption struct {
+	// required: true
+	CloneAddr    string `json:"clone_addr" binding:"Required"`
+	AuthUsername string `json:"auth_username"`
+	AuthPassword string `json:"auth_password"`
+	AuthToken    string `json:"auth_token"`
+	// required: true
+	UID int `json:"uid" binding:"Required"`
+	// required: true
+	RepoName        string `json:"repo_name" binding:"Required"`
+	Mirror          bool   `json:"mirror"`
+	Private         bool   `json:"private"`
+	Description     string `json:"description"`
+	OriginalURL     string
+	GitServiceType  GitServiceType
+	Wiki            bool
+	Issues          bool
+	Milestones      bool
+	Labels          bool
+	Releases        bool
+	Comments        bool
+	PullRequests    bool
+	Projects        bool
+	MigrateToRepoID int64
+}