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// Copyright 2020 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package convert
import (
"context"
"fmt"
git_model "code.gitea.io/gitea/models/git"
issues_model "code.gitea.io/gitea/models/issues"
"code.gitea.io/gitea/models/perm"
access_model "code.gitea.io/gitea/models/perm/access"
repo_model "code.gitea.io/gitea/models/repo"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/cache"
"code.gitea.io/gitea/modules/cachegroup"
"code.gitea.io/gitea/modules/git"
"code.gitea.io/gitea/modules/gitrepo"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
api "code.gitea.io/gitea/modules/structs"
"code.gitea.io/gitea/modules/util"
"code.gitea.io/gitea/services/gitdiff"
)
// ToAPIPullRequest assumes following fields have been assigned with valid values:
// Required - Issue
// Optional - Merger
func ToAPIPullRequest(ctx context.Context, pr *issues_model.PullRequest, doer *user_model.User) *api.PullRequest {
var (
baseBranch string
headBranch string
baseCommit *git.Commit
err error
)
if err = pr.LoadIssue(ctx); err != nil {
log.Error("pr.LoadIssue[%d]: %v", pr.ID, err)
return nil
}
if err = pr.Issue.LoadRepo(ctx); err != nil {
log.Error("pr.Issue.LoadRepo[%d]: %v", pr.ID, err)
return nil
}
apiIssue := ToAPIIssue(ctx, doer, pr.Issue)
if err := pr.LoadBaseRepo(ctx); err != nil {
log.Error("GetRepositoryById[%d]: %v", pr.ID, err)
return nil
}
if err := pr.LoadHeadRepo(ctx); err != nil {
log.Error("GetRepositoryById[%d]: %v", pr.ID, err)
return nil
}
var doerID int64
if doer != nil {
doerID = doer.ID
}
repoUserPerm, err := cache.GetWithContextCache(ctx, cachegroup.RepoUserPermission, fmt.Sprintf("%d-%d", pr.BaseRepoID, doerID),
func(ctx context.Context, _ string) (access_model.Permission, error) {
return access_model.GetUserRepoPermission(ctx, pr.BaseRepo, doer)
},
)
if err != nil {
log.Error("GetUserRepoPermission[%d]: %v", pr.BaseRepoID, err)
repoUserPerm.AccessMode = perm.AccessModeNone
}
apiPullRequest := &api.PullRequest{
ID: pr.ID,
URL: pr.Issue.HTMLURL(),
Index: pr.Index,
Poster: apiIssue.Poster,
Title: apiIssue.Title,
Body: apiIssue.Body,
Labels: apiIssue.Labels,
Milestone: apiIssue.Milestone,
Assignee: apiIssue.Assignee,
Assignees: util.SliceNilAsEmpty(apiIssue.Assignees),
State: apiIssue.State,
Draft: pr.IsWorkInProgress(ctx),
IsLocked: apiIssue.IsLocked,
Comments: apiIssue.Comments,
ReviewComments: pr.GetReviewCommentsCount(ctx),
HTMLURL: pr.Issue.HTMLURL(),
DiffURL: pr.Issue.DiffURL(),
PatchURL: pr.Issue.PatchURL(),
HasMerged: pr.HasMerged,
MergeBase: pr.MergeBase,
Mergeable: pr.Mergeable(ctx),
Deadline: apiIssue.Deadline,
Created: pr.Issue.CreatedUnix.AsTimePtr(),
Updated: pr.Issue.UpdatedUnix.AsTimePtr(),
PinOrder: util.Iif(apiIssue.PinOrder == -1, 0, apiIssue.PinOrder),
// output "[]" rather than null to align to github outputs
RequestedReviewers: []*api.User{},
RequestedReviewersTeams: []*api.Team{},
AllowMaintainerEdit: pr.AllowMaintainerEdit,
Base: &api.PRBranchInfo{
Name: pr.BaseBranch,
Ref: pr.BaseBranch,
RepoID: pr.BaseRepoID,
Repository: ToRepo(ctx, pr.BaseRepo, repoUserPerm),
},
Head: &api.PRBranchInfo{
Name: pr.HeadBranch,
Ref: fmt.Sprintf("%s%d/head", git.PullPrefix, pr.Index),
RepoID: -1,
},
}
if err = pr.LoadRequestedReviewers(ctx); err != nil {
log.Error("LoadRequestedReviewers[%d]: %v", pr.ID, err)
return nil
}
if err = pr.LoadRequestedReviewersTeams(ctx); err != nil {
log.Error("LoadRequestedReviewersTeams[%d]: %v", pr.ID, err)
return nil
}
for _, reviewer := range pr.RequestedReviewers {
apiPullRequest.RequestedReviewers = append(apiPullRequest.RequestedReviewers, ToUser(ctx, reviewer, nil))
}
for _, reviewerTeam := range pr.RequestedReviewersTeams {
convertedTeam, err := ToTeam(ctx, reviewerTeam, true)
if err != nil {
log.Error("LoadRequestedReviewersTeams[%d]: %v", pr.ID, err)
return nil
}
apiPullRequest.RequestedReviewersTeams = append(apiPullRequest.RequestedReviewersTeams, convertedTeam)
}
if pr.Issue.ClosedUnix != 0 {
apiPullRequest.Closed = pr.Issue.ClosedUnix.AsTimePtr()
}
gitRepo, err := gitrepo.OpenRepository(ctx, pr.BaseRepo)
if err != nil {
log.Error("OpenRepository[%s]: %v", pr.BaseRepo.RepoPath(), err)
return nil
}
defer gitRepo.Close()
exist, err := git_model.IsBranchExist(ctx, pr.BaseRepoID, pr.BaseBranch)
if err != nil {
log.Error("GetBranch[%s]: %v", pr.BaseBranch, err)
return nil
}
if exist {
baseCommit, err = gitRepo.GetBranchCommit(pr.BaseBranch)
if err != nil && !git.IsErrNotExist(err) {
log.Error("GetCommit[%s]: %v", baseBranch, err)
return nil
}
if err == nil {
apiPullRequest.Base.Sha = baseCommit.ID.String()
}
}
if pr.Flow == issues_model.PullRequestFlowAGit {
apiPullRequest.Head.Sha, err = gitRepo.GetRefCommitID(pr.GetGitRefName())
if err != nil {
log.Error("GetRefCommitID[%s]: %v", pr.GetGitRefName(), err)
return nil
}
apiPullRequest.Head.RepoID = pr.BaseRepoID
apiPullRequest.Head.Repository = apiPullRequest.Base.Repository
apiPullRequest.Head.Name = ""
}
if pr.HeadRepo != nil && pr.Flow == issues_model.PullRequestFlowGithub {
p, err := access_model.GetUserRepoPermission(ctx, pr.HeadRepo, doer)
if err != nil {
log.Error("GetUserRepoPermission[%d]: %v", pr.HeadRepoID, err)
p.AccessMode = perm.AccessModeNone
}
apiPullRequest.Head.RepoID = pr.HeadRepo.ID
apiPullRequest.Head.Repository = ToRepo(ctx, pr.HeadRepo, p)
headGitRepo, err := gitrepo.OpenRepository(ctx, pr.HeadRepo)
if err != nil {
log.Error("OpenRepository[%s]: %v", pr.HeadRepo.RepoPath(), err)
return nil
}
defer headGitRepo.Close()
exist, err = git_model.IsBranchExist(ctx, pr.HeadRepoID, pr.HeadBranch)
if err != nil {
log.Error("GetBranch[%s]: %v", pr.HeadBranch, err)
return nil
}
// Outer scope variables to be used in diff calculation
var (
startCommitID string
endCommitID string
)
if !exist {
headCommitID, err := headGitRepo.GetRefCommitID(apiPullRequest.Head.Ref)
if err != nil && !git.IsErrNotExist(err) {
log.Error("GetCommit[%s]: %v", pr.HeadBranch, err)
return nil
}
if err == nil {
apiPullRequest.Head.Sha = headCommitID
endCommitID = headCommitID
}
} else {
commit, err := headGitRepo.GetBranchCommit(pr.HeadBranch)
if err != nil && !git.IsErrNotExist(err) {
log.Error("GetCommit[%s]: %v", headBranch, err)
return nil
}
if err == nil {
apiPullRequest.Head.Ref = pr.HeadBranch
apiPullRequest.Head.Sha = commit.ID.String()
endCommitID = commit.ID.String()
}
}
// Calculate diff
startCommitID = pr.MergeBase
diffShortStats, err := gitdiff.GetDiffShortStat(gitRepo, startCommitID, endCommitID)
if err != nil {
log.Error("GetDiffShortStat: %v", err)
} else {
apiPullRequest.ChangedFiles = &diffShortStats.NumFiles
apiPullRequest.Additions = &diffShortStats.TotalAddition
apiPullRequest.Deletions = &diffShortStats.TotalDeletion
}
}
if len(apiPullRequest.Head.Sha) == 0 && len(apiPullRequest.Head.Ref) != 0 {
baseGitRepo, err := gitrepo.OpenRepository(ctx, pr.BaseRepo)
if err != nil {
log.Error("OpenRepository[%s]: %v", pr.BaseRepo.RepoPath(), err)
return nil
}
defer baseGitRepo.Close()
refs, err := baseGitRepo.GetRefsFiltered(apiPullRequest.Head.Ref)
if err != nil {
log.Error("GetRefsFiltered[%s]: %v", apiPullRequest.Head.Ref, err)
return nil
} else if len(refs) == 0 {
log.Error("unable to resolve PR head ref")
} else {
apiPullRequest.Head.Sha = refs[0].Object.String()
}
}
if pr.HasMerged {
apiPullRequest.Merged = pr.MergedUnix.AsTimePtr()
apiPullRequest.MergedCommitID = &pr.MergedCommitID
apiPullRequest.MergedBy = ToUser(ctx, pr.Merger, nil)
}
return apiPullRequest
}
func ToAPIPullRequests(ctx context.Context, baseRepo *repo_model.Repository, prs issues_model.PullRequestList, doer *user_model.User) ([]*api.PullRequest, error) {
for _, pr := range prs {
pr.BaseRepo = baseRepo
if pr.BaseRepoID == pr.HeadRepoID {
pr.HeadRepo = baseRepo
}
}
// NOTE: load head repositories
if err := prs.LoadRepositories(ctx); err != nil {
return nil, err
}
issueList, err := prs.LoadIssues(ctx)
if err != nil {
return nil, err
}
if err := issueList.LoadLabels(ctx); err != nil {
return nil, err
}
if err := issueList.LoadPosters(ctx); err != nil {
return nil, err
}
if err := issueList.LoadAttachments(ctx); err != nil {
return nil, err
}
if err := issueList.LoadMilestones(ctx); err != nil {
return nil, err
}
if err := issueList.LoadAssignees(ctx); err != nil {
return nil, err
}
if err = issueList.LoadPinOrder(ctx); err != nil {
return nil, err
}
reviews, err := prs.LoadReviews(ctx)
if err != nil {
return nil, err
}
if err = reviews.LoadReviewers(ctx); err != nil {
return nil, err
}
reviewersMap := make(map[int64][]*user_model.User)
for _, review := range reviews {
if review.Reviewer != nil {
reviewersMap[review.IssueID] = append(reviewersMap[review.IssueID], review.Reviewer)
}
}
reviewCounts, err := prs.LoadReviewCommentsCounts(ctx)
if err != nil {
return nil, err
}
gitRepo, err := gitrepo.OpenRepository(ctx, baseRepo)
if err != nil {
return nil, err
}
defer gitRepo.Close()
baseRepoPerm, err := access_model.GetUserRepoPermission(ctx, baseRepo, doer)
if err != nil {
log.Error("GetUserRepoPermission[%d]: %v", baseRepo.ID, err)
baseRepoPerm.AccessMode = perm.AccessModeNone
}
apiRepo := ToRepo(ctx, baseRepo, baseRepoPerm)
baseBranchCache := make(map[string]*git_model.Branch)
apiPullRequests := make([]*api.PullRequest, 0, len(prs))
for _, pr := range prs {
apiIssue := ToAPIIssue(ctx, doer, pr.Issue)
apiPullRequest := &api.PullRequest{
ID: pr.ID,
URL: pr.Issue.HTMLURL(),
Index: pr.Index,
Poster: apiIssue.Poster,
Title: apiIssue.Title,
Body: apiIssue.Body,
Labels: apiIssue.Labels,
Milestone: apiIssue.Milestone,
Assignee: apiIssue.Assignee,
Assignees: apiIssue.Assignees,
State: apiIssue.State,
Draft: pr.IsWorkInProgress(ctx),
IsLocked: apiIssue.IsLocked,
Comments: apiIssue.Comments,
ReviewComments: reviewCounts[pr.IssueID],
HTMLURL: pr.Issue.HTMLURL(),
DiffURL: pr.Issue.DiffURL(),
PatchURL: pr.Issue.PatchURL(),
HasMerged: pr.HasMerged,
MergeBase: pr.MergeBase,
Mergeable: pr.Mergeable(ctx),
Deadline: apiIssue.Deadline,
Created: pr.Issue.CreatedUnix.AsTimePtr(),
Updated: pr.Issue.UpdatedUnix.AsTimePtr(),
PinOrder: util.Iif(apiIssue.PinOrder == -1, 0, apiIssue.PinOrder),
AllowMaintainerEdit: pr.AllowMaintainerEdit,
Base: &api.PRBranchInfo{
Name: pr.BaseBranch,
Ref: pr.BaseBranch,
RepoID: pr.BaseRepoID,
Repository: apiRepo,
},
Head: &api.PRBranchInfo{
Name: pr.HeadBranch,
Ref: pr.GetGitRefName(),
RepoID: -1,
},
}
pr.RequestedReviewers = reviewersMap[pr.IssueID]
for _, reviewer := range pr.RequestedReviewers {
apiPullRequest.RequestedReviewers = append(apiPullRequest.RequestedReviewers, ToUser(ctx, reviewer, nil))
}
for _, reviewerTeam := range pr.RequestedReviewersTeams {
convertedTeam, err := ToTeam(ctx, reviewerTeam, true)
if err != nil {
log.Error("LoadRequestedReviewersTeams[%d]: %v", pr.ID, err)
return nil, err
}
apiPullRequest.RequestedReviewersTeams = append(apiPullRequest.RequestedReviewersTeams, convertedTeam)
}
if pr.Issue.ClosedUnix != 0 {
apiPullRequest.Closed = pr.Issue.ClosedUnix.AsTimePtr()
}
baseBranch, ok := baseBranchCache[pr.BaseBranch]
if !ok {
baseBranch, err = git_model.GetBranch(ctx, baseRepo.ID, pr.BaseBranch)
if err == nil {
baseBranchCache[pr.BaseBranch] = baseBranch
} else if !git_model.IsErrBranchNotExist(err) {
return nil, err
}
}
if baseBranch != nil {
apiPullRequest.Base.Sha = baseBranch.CommitID
}
if pr.HeadRepoID == pr.BaseRepoID {
apiPullRequest.Head.Repository = apiPullRequest.Base.Repository
}
// pull request head branch, both repository and branch could not exist
if pr.HeadRepo != nil {
apiPullRequest.Head.RepoID = pr.HeadRepo.ID
exist, err := git_model.IsBranchExist(ctx, pr.HeadRepo.ID, pr.HeadBranch)
if err != nil {
log.Error("IsBranchExist[%d]: %v", pr.HeadRepo.ID, err)
return nil, err
}
if exist {
apiPullRequest.Head.Ref = pr.HeadBranch
}
if pr.HeadRepoID != pr.BaseRepoID {
p, err := access_model.GetUserRepoPermission(ctx, pr.HeadRepo, doer)
if err != nil {
log.Error("GetUserRepoPermission[%d]: %v", pr.HeadRepoID, err)
p.AccessMode = perm.AccessModeNone
}
apiPullRequest.Head.Repository = ToRepo(ctx, pr.HeadRepo, p)
}
}
if apiPullRequest.Head.Ref == "" {
apiPullRequest.Head.Ref = pr.GetGitRefName()
}
if pr.Flow == issues_model.PullRequestFlowAGit {
apiPullRequest.Head.Name = ""
}
apiPullRequest.Head.Sha, err = gitRepo.GetRefCommitID(pr.GetGitRefName())
if err != nil {
log.Error("GetRefCommitID[%s]: %v", pr.GetGitRefName(), err)
}
if len(apiPullRequest.Head.Sha) == 0 && len(apiPullRequest.Head.Ref) != 0 {
refs, err := gitRepo.GetRefsFiltered(apiPullRequest.Head.Ref)
if err != nil {
log.Error("GetRefsFiltered[%s]: %v", apiPullRequest.Head.Ref, err)
return nil, err
} else if len(refs) == 0 {
log.Error("unable to resolve PR head ref")
} else {
apiPullRequest.Head.Sha = refs[0].Object.String()
}
}
if pr.HasMerged {
apiPullRequest.Merged = pr.MergedUnix.AsTimePtr()
apiPullRequest.MergedCommitID = &pr.MergedCommitID
apiPullRequest.MergedBy = ToUser(ctx, pr.Merger, nil)
}
// Do not provide "ChangeFiles/Additions/Deletions" for the PR list, because the "diff" is quite slow
// If callers are interested in these values, they should do a separate request to get the PR details
if apiPullRequest.ChangedFiles != nil || apiPullRequest.Additions != nil || apiPullRequest.Deletions != nil {
setting.PanicInDevOrTesting("ChangedFiles/Additions/Deletions should not be set in PR list")
}
apiPullRequests = append(apiPullRequests, apiPullRequest)
}
return apiPullRequests, nil
}