[API] Pull Requests (#248)
This commit is contained in:
Kim "BKC" Carlbäcker
GitHub
parent
d7ed78a919
commit
0f05470cb8
6 changed files with 592 additions and 0 deletions
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@ -584,6 +584,28 @@ func (err ErrPullRequestNotExist) Error() string {
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err.ID, err.IssueID, err.HeadRepoID, err.BaseRepoID, err.HeadBarcnh, err.BaseBranch)
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}
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// ErrPullRequestAlreadyExists represents a "PullRequestAlreadyExists"-error
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type ErrPullRequestAlreadyExists struct {
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ID int64
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IssueID int64
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HeadRepoID int64
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BaseRepoID int64
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HeadBranch string
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BaseBranch string
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}
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// IsErrPullRequestAlreadyExists checks if an error is a ErrPullRequestAlreadyExists.
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func IsErrPullRequestAlreadyExists(err error) bool {
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_, ok := err.(ErrPullRequestAlreadyExists)
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return ok
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}
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// Error does pretty-printing :D
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func (err ErrPullRequestAlreadyExists) Error() string {
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return fmt.Sprintf("pull request already exists for these targets [id: %d, issue_id: %d, head_repo_id: %d, base_repo_id: %d, head_branch: %s, base_branch: %s]",
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err.ID, err.IssueID, err.HeadRepoID, err.BaseRepoID, err.HeadBranch, err.BaseBranch)
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}
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// _________ __
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// \_ ___ \ ____ _____ _____ ____ _____/ |_
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// / \ \/ / _ \ / \ / \_/ __ \ / \ __\
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@ -170,6 +170,22 @@ func (issue *Issue) HTMLURL() string {
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return fmt.Sprintf("%s/%s/%d", issue.Repo.HTMLURL(), path, issue.Index)
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}
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// DiffURL returns the absolute URL to this diff
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func (issue *Issue) DiffURL() string {
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if issue.IsPull {
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return fmt.Sprintf("%s/pulls/%d.diff", issue.Repo.HTMLURL(), issue.Index)
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}
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return ""
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}
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// PatchURL returns the absolute URL to this patch
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func (issue *Issue) PatchURL() string {
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if issue.IsPull {
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return fmt.Sprintf("%s/pulls/%d.patch", issue.Repo.HTMLURL(), issue.Index)
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}
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return ""
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}
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// State returns string representation of issue status.
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func (issue *Issue) State() api.StateType {
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if issue.IsClosed {
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@ -121,7 +121,26 @@ func (pr *PullRequest) LoadIssue() (err error) {
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// Required - Issue
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// Optional - Merger
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func (pr *PullRequest) APIFormat() *api.PullRequest {
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apiIssue := pr.Issue.APIFormat()
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baseBranch, _ := pr.BaseRepo.GetBranch(pr.BaseBranch)
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baseCommit, _ := baseBranch.GetCommit()
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headBranch, _ := pr.HeadRepo.GetBranch(pr.HeadBranch)
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headCommit, _ := headBranch.GetCommit()
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apiBaseBranchInfo := &api.PRBranchInfo{
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Name: pr.BaseBranch,
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Ref: pr.BaseBranch,
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Sha: baseCommit.ID.String(),
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RepoID: pr.BaseRepoID,
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Repository: pr.BaseRepo.APIFormat(nil),
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}
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apiHeadBranchInfo := &api.PRBranchInfo{
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Name: pr.HeadBranch,
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Ref: pr.HeadBranch,
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Sha: headCommit.ID.String(),
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RepoID: pr.HeadRepoID,
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Repository: pr.HeadRepo.APIFormat(nil),
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}
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apiPullRequest := &api.PullRequest{
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ID: pr.ID,
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Index: pr.Index,
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@ -134,7 +153,12 @@ func (pr *PullRequest) APIFormat() *api.PullRequest {
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State: apiIssue.State,
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Comments: apiIssue.Comments,
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HTMLURL: pr.Issue.HTMLURL(),
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DiffURL: pr.Issue.DiffURL(),
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PatchURL: pr.Issue.PatchURL(),
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HasMerged: pr.HasMerged,
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Base: apiBaseBranchInfo,
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Head: apiHeadBranchInfo,
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MergeBase: pr.MergeBase,
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}
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if pr.Status != PullRequestStatusChecking {
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@ -472,6 +496,46 @@ func NewPullRequest(repo *Repository, pull *Issue, labelIDs []int64, uuids []str
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return nil
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}
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// PullRequestsOptions holds the options for PRs
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type PullRequestsOptions struct {
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Page int
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State string
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SortType string
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Labels []string
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MilestoneID int64
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}
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func listPullRequestStatement(baseRepoID int64, opts *PullRequestsOptions) *xorm.Session {
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sess := x.Where("pull_request.base_repo_id=?", baseRepoID)
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sess.Join("INNER", "issue", "pull_request.issue_id = issue.id")
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switch opts.State {
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case "closed", "open":
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sess.And("issue.is_closed=?", opts.State == "closed")
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}
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return sess
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}
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// PullRequests returns all pull requests for a base Repo by the given conditions
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func PullRequests(baseRepoID int64, opts *PullRequestsOptions) ([]*PullRequest, int64, error) {
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if opts.Page <= 0 {
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opts.Page = 1
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}
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countSession := listPullRequestStatement(baseRepoID, opts)
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maxResults, err := countSession.Count(new(PullRequest))
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if err != nil {
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log.Error(4, "Count PRs", err)
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return nil, maxResults, err
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}
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prs := make([]*PullRequest, 0, ItemsPerPage)
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findSession := listPullRequestStatement(baseRepoID, opts)
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findSession.Limit(ItemsPerPage, (opts.Page-1)*ItemsPerPage)
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return prs, maxResults, findSession.Find(&prs)
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}
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// GetUnmergedPullRequest returnss a pull request that is open and has not been merged
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// by given head/base and repo/branch.
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func GetUnmergedPullRequest(headRepoID, baseRepoID int64, headBranch, baseBranch string) (*PullRequest, error) {
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@ -512,6 +576,26 @@ func GetUnmergedPullRequestsByBaseInfo(repoID int64, branch string) ([]*PullRequ
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Find(&prs)
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}
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// GetPullRequestByIndex returns a pull request by the given index
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func GetPullRequestByIndex(repoID int64, index int64) (*PullRequest, error) {
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pr := &PullRequest{
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BaseRepoID: repoID,
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Index: index,
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}
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has, err := x.Get(pr)
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if err != nil {
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return nil, err
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} else if !has {
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return nil, ErrPullRequestNotExist{0, repoID, index, 0, "", ""}
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}
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pr.LoadAttributes()
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pr.LoadIssue()
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return pr, nil
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}
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func getPullRequestByID(e Engine, id int64) (*PullRequest, error) {
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pr := new(PullRequest)
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has, err := e.Id(id).Get(pr)
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@ -8,6 +8,7 @@ import (
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"fmt"
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"strings"
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"code.gitea.io/git"
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"code.gitea.io/gitea/models"
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"code.gitea.io/gitea/modules/base"
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"code.gitea.io/gitea/modules/log"
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@ -103,3 +104,24 @@ func ExtractOwnerAndRepo() macaron.Handler {
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ctx.Data["Repository"] = repo
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}
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}
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// ReferencesGitRepo injects the GitRepo into the Context
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func ReferencesGitRepo() macaron.Handler {
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return func(ctx *APIContext) {
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// Empty repository does not have reference information.
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if ctx.Repo.Repository.IsBare {
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return
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}
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// For API calls.
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if ctx.Repo.GitRepo == nil {
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repoPath := models.RepoPath(ctx.Repo.Owner.Name, ctx.Repo.Repository.Name)
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gitRepo, err := git.OpenRepository(repoPath)
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if err != nil {
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ctx.Error(500, "RepoRef Invalid repo "+repoPath, err)
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return
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}
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ctx.Repo.GitRepo = gitRepo
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}
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}
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}
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@ -167,6 +167,13 @@ func mustEnableIssues(ctx *context.APIContext) {
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}
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}
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func mustAllowPulls(ctx *context.Context) {
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if !ctx.Repo.Repository.AllowsPulls() {
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ctx.Status(404)
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return
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}
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}
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// RegisterRoutes registers all v1 APIs routes to web application.
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// FIXME: custom form error response
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func RegisterRoutes(m *macaron.Macaron) {
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@ -305,6 +312,14 @@ func RegisterRoutes(m *macaron.Macaron) {
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Delete(reqRepoWriter(), repo.DeleteMilestone)
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})
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m.Get("/editorconfig/:filename", context.RepoRef(), repo.GetEditorconfig)
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m.Group("/pulls", func() {
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m.Combo("").Get(bind(api.ListPullRequestsOptions{}), repo.ListPullRequests).Post(reqRepoWriter(), bind(api.CreatePullRequestOption{}), repo.CreatePullRequest)
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m.Group("/:index", func() {
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m.Combo("").Get(repo.GetPullRequest).Patch(reqRepoWriter(), bind(api.EditPullRequestOption{}), repo.EditPullRequest)
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m.Combo("/merge").Get(repo.IsPullRequestMerged).Post(reqRepoWriter(), repo.MergePullRequest)
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})
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}, mustAllowPulls, context.ReferencesGitRepo())
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}, repoAssignment())
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}, reqToken())
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433
routers/api/v1/repo/pull.go
Normal file
433
routers/api/v1/repo/pull.go
Normal file
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@ -0,0 +1,433 @@
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// Copyright 2016 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package repo
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import (
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"fmt"
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"strings"
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"code.gitea.io/git"
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"code.gitea.io/gitea/models"
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"code.gitea.io/gitea/modules/context"
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"code.gitea.io/gitea/modules/log"
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api "code.gitea.io/sdk/gitea"
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)
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// ListPullRequests returns a list of all PRs
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func ListPullRequests(ctx *context.APIContext, form api.ListPullRequestsOptions) {
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prs, maxResults, err := models.PullRequests(ctx.Repo.Repository.ID, &models.PullRequestsOptions{
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Page: ctx.QueryInt("page"),
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State: ctx.QueryTrim("state"),
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SortType: ctx.QueryTrim("sort"),
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Labels: ctx.QueryStrings("labels"),
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MilestoneID: ctx.QueryInt64("milestone"),
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})
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/*prs, maxResults, err := models.PullRequests(ctx.Repo.Repository.ID, &models.PullRequestsOptions{
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Page: form.Page,
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State: form.State,
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})*/
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if err != nil {
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ctx.Error(500, "PullRequests", err)
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return
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}
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apiPrs := make([]*api.PullRequest, len(prs))
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for i := range prs {
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prs[i].LoadIssue()
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prs[i].LoadAttributes()
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prs[i].GetBaseRepo()
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prs[i].GetHeadRepo()
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apiPrs[i] = prs[i].APIFormat()
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}
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ctx.SetLinkHeader(int(maxResults), models.ItemsPerPage)
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ctx.JSON(200, &apiPrs)
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}
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// GetPullRequest returns a single PR based on index
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func GetPullRequest(ctx *context.APIContext) {
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pr, err := models.GetPullRequestByIndex(ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
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if err != nil {
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if models.IsErrPullRequestNotExist(err) {
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ctx.Status(404)
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} else {
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ctx.Error(500, "GetPullRequestByIndex", err)
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}
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return
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}
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pr.GetBaseRepo()
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pr.GetHeadRepo()
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ctx.JSON(200, pr.APIFormat())
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}
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// CreatePullRequest does what it says
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func CreatePullRequest(ctx *context.APIContext, form api.CreatePullRequestOption) {
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var (
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repo = ctx.Repo.Repository
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labelIDs []int64
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assigneeID int64
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milestoneID int64
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)
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// Get repo/branch information
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headUser, headRepo, headGitRepo, prInfo, baseBranch, headBranch := parseCompareInfo(ctx, form)
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if ctx.Written() {
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return
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}
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// Check if another PR exists with the same targets
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existingPr, err := models.GetUnmergedPullRequest(headRepo.ID, ctx.Repo.Repository.ID, headBranch, baseBranch)
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if err != nil {
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if !models.IsErrPullRequestNotExist(err) {
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ctx.Error(500, "GetUnmergedPullRequest", err)
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return
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}
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} else {
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err = models.ErrPullRequestAlreadyExists{
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ID: existingPr.ID,
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IssueID: existingPr.Index,
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HeadRepoID: existingPr.HeadRepoID,
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BaseRepoID: existingPr.BaseRepoID,
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HeadBranch: existingPr.HeadBranch,
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BaseBranch: existingPr.BaseBranch,
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}
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ctx.Error(409, "GetUnmergedPullRequest", err)
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return
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}
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if len(form.Labels) > 0 {
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labels, err := models.GetLabelsInRepoByIDs(ctx.Repo.Repository.ID, form.Labels)
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if err != nil {
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ctx.Error(500, "GetLabelsInRepoByIDs", err)
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return
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}
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labelIDs = make([]int64, len(labels))
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for i := range labels {
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labelIDs[i] = labels[i].ID
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}
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}
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if form.Milestone > 0 {
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milestone, err := models.GetMilestoneByRepoID(ctx.Repo.Repository.ID, milestoneID)
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if err != nil {
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if models.IsErrMilestoneNotExist(err) {
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ctx.Status(404)
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} else {
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ctx.Error(500, "GetMilestoneByRepoID", err)
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}
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return
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}
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milestoneID = milestone.ID
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}
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if len(form.Assignee) > 0 {
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assigneeUser, err := models.GetUserByName(form.Assignee)
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if err != nil {
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if models.IsErrUserNotExist(err) {
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ctx.Error(422, "", fmt.Sprintf("assignee does not exist: [name: %s]", form.Assignee))
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} else {
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ctx.Error(500, "GetUserByName", err)
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}
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return
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}
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assignee, err := repo.GetAssigneeByID(assigneeUser.ID)
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if err != nil {
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ctx.Error(500, "GetAssigneeByID", err)
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return
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}
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assigneeID = assignee.ID
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}
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patch, err := headGitRepo.GetPatch(prInfo.MergeBase, headBranch)
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if err != nil {
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ctx.Error(500, "GetPatch", err)
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return
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}
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prIssue := &models.Issue{
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RepoID: repo.ID,
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Index: repo.NextIssueIndex(),
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Title: form.Title,
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PosterID: ctx.User.ID,
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Poster: ctx.User,
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MilestoneID: milestoneID,
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AssigneeID: assigneeID,
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IsPull: true,
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Content: form.Body,
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}
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pr := &models.PullRequest{
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HeadRepoID: headRepo.ID,
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BaseRepoID: repo.ID,
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HeadUserName: headUser.Name,
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HeadBranch: headBranch,
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BaseBranch: baseBranch,
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HeadRepo: headRepo,
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BaseRepo: repo,
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MergeBase: prInfo.MergeBase,
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Type: models.PullRequestGitea,
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}
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if err := models.NewPullRequest(repo, prIssue, labelIDs, []string{}, pr, patch); err != nil {
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ctx.Error(500, "NewPullRequest", err)
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return
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} else if err := pr.PushToBaseRepo(); err != nil {
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ctx.Error(500, "PushToBaseRepo", err)
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return
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}
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log.Trace("Pull request created: %d/%d", repo.ID, prIssue.ID)
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ctx.JSON(201, pr.APIFormat())
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}
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// EditPullRequest does what it says
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func EditPullRequest(ctx *context.APIContext, form api.EditPullRequestOption) {
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pr, err := models.GetPullRequestByIndex(ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
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if err != nil {
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if models.IsErrPullRequestNotExist(err) {
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ctx.Status(404)
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} else {
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ctx.Error(500, "GetPullRequestByIndex", err)
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}
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return
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}
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pr.LoadIssue()
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issue := pr.Issue
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if !issue.IsPoster(ctx.User.ID) && !ctx.Repo.IsWriter() {
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ctx.Status(403)
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return
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}
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if len(form.Title) > 0 {
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issue.Title = form.Title
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}
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if len(form.Body) > 0 {
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issue.Content = form.Body
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}
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if ctx.Repo.IsWriter() && len(form.Assignee) > 0 &&
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(issue.Assignee == nil || issue.Assignee.LowerName != strings.ToLower(form.Assignee)) {
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if len(form.Assignee) == 0 {
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issue.AssigneeID = 0
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} else {
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assignee, err := models.GetUserByName(form.Assignee)
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if err != nil {
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if models.IsErrUserNotExist(err) {
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ctx.Error(422, "", fmt.Sprintf("assignee does not exist: [name: %s]", form.Assignee))
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} else {
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ctx.Error(500, "GetUserByName", err)
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}
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return
|
||||
}
|
||||
issue.AssigneeID = assignee.ID
|
||||
}
|
||||
|
||||
if err = models.UpdateIssueUserByAssignee(issue); err != nil {
|
||||
ctx.Error(500, "UpdateIssueUserByAssignee", err)
|
||||
return
|
||||
}
|
||||
}
|
||||
if ctx.Repo.IsWriter() && form.Milestone != 0 &&
|
||||
issue.MilestoneID != form.Milestone {
|
||||
oldMilestoneID := issue.MilestoneID
|
||||
issue.MilestoneID = form.Milestone
|
||||
if err = models.ChangeMilestoneAssign(issue, oldMilestoneID); err != nil {
|
||||
ctx.Error(500, "ChangeMilestoneAssign", err)
|
||||
return
|
||||
}
|
||||
}
|
||||
|
||||
if err = models.UpdateIssue(issue); err != nil {
|
||||
ctx.Error(500, "UpdateIssue", err)
|
||||
return
|
||||
}
|
||||
if form.State != nil {
|
||||
if err = issue.ChangeStatus(ctx.User, ctx.Repo.Repository, api.StateClosed == api.StateType(*form.State)); err != nil {
|
||||
ctx.Error(500, "ChangeStatus", err)
|
||||
return
|
||||
}
|
||||
}
|
||||
|
||||
// Refetch from database
|
||||
pr, err = models.GetPullRequestByIndex(ctx.Repo.Repository.ID, pr.Index)
|
||||
if err != nil {
|
||||
if models.IsErrPullRequestNotExist(err) {
|
||||
ctx.Status(404)
|
||||
} else {
|
||||
ctx.Error(500, "GetPullRequestByIndex", err)
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
ctx.JSON(201, pr.APIFormat())
|
||||
}
|
||||
|
||||
// IsPullRequestMerged checks if a PR exists given an index
|
||||
// - Returns 204 if it exists
|
||||
// Otherwise 404
|
||||
func IsPullRequestMerged(ctx *context.APIContext) {
|
||||
pr, err := models.GetPullRequestByIndex(ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
|
||||
if err != nil {
|
||||
if models.IsErrPullRequestNotExist(err) {
|
||||
ctx.Status(404)
|
||||
} else {
|
||||
ctx.Error(500, "GetPullRequestByIndex", err)
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
if pr.HasMerged {
|
||||
ctx.Status(204)
|
||||
}
|
||||
ctx.Status(404)
|
||||
}
|
||||
|
||||
// MergePullRequest merges a PR given an index
|
||||
func MergePullRequest(ctx *context.APIContext) {
|
||||
pr, err := models.GetPullRequestByIndex(ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
|
||||
if err != nil {
|
||||
if models.IsErrPullRequestNotExist(err) {
|
||||
ctx.Handle(404, "GetPullRequestByIndex", err)
|
||||
} else {
|
||||
ctx.Error(500, "GetPullRequestByIndex", err)
|
||||
}
|
||||
return
|
||||
}
|
||||
|
||||
if err = pr.GetHeadRepo(); err != nil {
|
||||
ctx.Handle(500, "GetHeadRepo", err)
|
||||
return
|
||||
}
|
||||
|
||||
pr.LoadIssue()
|
||||
pr.Issue.Repo = ctx.Repo.Repository
|
||||
|
||||
if ctx.IsSigned {
|
||||
// Update issue-user.
|
||||
if err = pr.Issue.ReadBy(ctx.User.ID); err != nil {
|
||||
ctx.Error(500, "ReadBy", err)
|
||||
return
|
||||
}
|
||||
}
|
||||
|
||||
if pr.Issue.IsClosed {
|
||||
ctx.Status(404)
|
||||
return
|
||||
}
|
||||
|
||||
if !pr.CanAutoMerge() || pr.HasMerged {
|
||||
ctx.Status(405)
|
||||
return
|
||||
}
|
||||
|
||||
if err := pr.Merge(ctx.User, ctx.Repo.GitRepo); err != nil {
|
||||
ctx.Error(500, "Merge", err)
|
||||
return
|
||||
}
|
||||
|
||||
log.Trace("Pull request merged: %d", pr.ID)
|
||||
ctx.Status(200)
|
||||
}
|
||||
|
||||
func parseCompareInfo(ctx *context.APIContext, form api.CreatePullRequestOption) (*models.User, *models.Repository, *git.Repository, *git.PullRequestInfo, string, string) {
|
||||
baseRepo := ctx.Repo.Repository
|
||||
|
||||
// Get compared branches information
|
||||
// format: <base branch>...[<head repo>:]<head branch>
|
||||
// base<-head: master...head:feature
|
||||
// same repo: master...feature
|
||||
|
||||
// TODO: Validate form first?
|
||||
|
||||
baseBranch := form.Base
|
||||
|
||||
var (
|
||||
headUser *models.User
|
||||
headBranch string
|
||||
isSameRepo bool
|
||||
err error
|
||||
)
|
||||
|
||||
// If there is no head repository, it means pull request between same repository.
|
||||
headInfos := strings.Split(form.Head, ":")
|
||||
if len(headInfos) == 1 {
|
||||
isSameRepo = true
|
||||
headUser = ctx.Repo.Owner
|
||||
headBranch = headInfos[0]
|
||||
|
||||
} else if len(headInfos) == 2 {
|
||||
headUser, err = models.GetUserByName(headInfos[0])
|
||||
if err != nil {
|
||||
if models.IsErrUserNotExist(err) {
|
||||
ctx.Handle(404, "GetUserByName", nil)
|
||||
} else {
|
||||
ctx.Handle(500, "GetUserByName", err)
|
||||
}
|
||||
return nil, nil, nil, nil, "", ""
|
||||
}
|
||||
headBranch = headInfos[1]
|
||||
|
||||
} else {
|
||||
ctx.Status(404)
|
||||
return nil, nil, nil, nil, "", ""
|
||||
}
|
||||
|
||||
ctx.Repo.PullRequest.SameRepo = isSameRepo
|
||||
log.Info("Base branch: %s", baseBranch)
|
||||
log.Info("Repo path: %s", ctx.Repo.GitRepo.Path)
|
||||
// Check if base branch is valid.
|
||||
if !ctx.Repo.GitRepo.IsBranchExist(baseBranch) {
|
||||
ctx.Status(404)
|
||||
return nil, nil, nil, nil, "", ""
|
||||
}
|
||||
|
||||
// Check if current user has fork of repository or in the same repository.
|
||||
headRepo, has := models.HasForkedRepo(headUser.ID, baseRepo.ID)
|
||||
if !has && !isSameRepo {
|
||||
log.Trace("parseCompareInfo[%d]: does not have fork or in same repository", baseRepo.ID)
|
||||
ctx.Status(404)
|
||||
return nil, nil, nil, nil, "", ""
|
||||
}
|
||||
|
||||
var headGitRepo *git.Repository
|
||||
if isSameRepo {
|
||||
headRepo = ctx.Repo.Repository
|
||||
headGitRepo = ctx.Repo.GitRepo
|
||||
} else {
|
||||
headGitRepo, err = git.OpenRepository(models.RepoPath(headUser.Name, headRepo.Name))
|
||||
if err != nil {
|
||||
ctx.Error(500, "OpenRepository", err)
|
||||
return nil, nil, nil, nil, "", ""
|
||||
}
|
||||
}
|
||||
|
||||
if !ctx.User.IsWriterOfRepo(headRepo) && !ctx.User.IsAdmin {
|
||||
log.Trace("ParseCompareInfo[%d]: does not have write access or site admin", baseRepo.ID)
|
||||
ctx.Status(404)
|
||||
return nil, nil, nil, nil, "", ""
|
||||
}
|
||||
|
||||
// Check if head branch is valid.
|
||||
if !headGitRepo.IsBranchExist(headBranch) {
|
||||
ctx.Status(404)
|
||||
return nil, nil, nil, nil, "", ""
|
||||
}
|
||||
|
||||
prInfo, err := headGitRepo.GetPullRequestInfo(models.RepoPath(baseRepo.Owner.Name, baseRepo.Name), baseBranch, headBranch)
|
||||
if err != nil {
|
||||
ctx.Error(500, "GetPullRequestInfo", err)
|
||||
return nil, nil, nil, nil, "", ""
|
||||
}
|
||||
|
||||
return headUser, headRepo, headGitRepo, prInfo, baseBranch, headBranch
|
||||
}
|
||||
Loading…
Reference in a new issue