gitroast/models/update.go

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package models
import (
"container/list"
"os/exec"
"strings"
"github.com/gogits/git"
"github.com/gogits/gogs/modules/base"
qlog "github.com/qiniu/log"
)
func Update(refName, oldCommitId, newCommitId, userName, repoName string, userId int64) {
isNew := strings.HasPrefix(oldCommitId, "0000000")
if isNew &&
strings.HasPrefix(newCommitId, "0000000") {
qlog.Fatal("old rev and new rev both 000000")
}
f := RepoPath(userName, repoName)
gitUpdate := exec.Command("git", "update-server-info")
gitUpdate.Dir = f
gitUpdate.Run()
repo, err := git.OpenRepository(f)
if err != nil {
qlog.Fatalf("runUpdate.Open repoId: %v", err)
}
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newCommit, err := repo.GetCommit(newCommitId)
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if err != nil {
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qlog.Fatalf("runUpdate GetCommit of newCommitId: %v", err)
return
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}
var l *list.List
// if a new branch
if isNew {
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l, err = newCommit.CommitsBefore()
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if err != nil {
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qlog.Fatalf("Find CommitsBefore erro: %v", err)
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}
} else {
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l, err = newCommit.CommitsBeforeUntil(oldCommitId)
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if err != nil {
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qlog.Fatalf("Find CommitsBeforeUntil erro: %v", err)
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return
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}
}
if err != nil {
qlog.Fatalf("runUpdate.Commit repoId: %v", err)
}
repos, err := GetRepositoryByName(userId, repoName)
if err != nil {
qlog.Fatalf("runUpdate.GetRepositoryByName userId: %v", err)
}
commits := make([]*base.PushCommit, 0)
var maxCommits = 3
var actEmail string
for e := l.Front(); e != nil; e = e.Next() {
commit := e.Value.(*git.Commit)
if actEmail == "" {
actEmail = commit.Committer.Email
}
commits = append(commits,
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&base.PushCommit{commit.Id.String(),
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commit.Message(),
commit.Author.Email,
commit.Author.Name})
if len(commits) >= maxCommits {
break
}
}
//commits = append(commits, []string{lastCommit.Id().String(), lastCommit.Message()})
if err = CommitRepoAction(userId, userName, actEmail,
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repos.Id, repoName, refName, &base.PushCommits{l.Len(), commits}); err != nil {
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qlog.Fatalf("runUpdate.models.CommitRepoAction: %v", err)
}
}