diff options
Diffstat (limited to 'vendor/github.com/gogits/git-module/repo_commit.go')
-rw-r--r-- | vendor/github.com/gogits/git-module/repo_commit.go | 381 |
1 files changed, 0 insertions, 381 deletions
diff --git a/vendor/github.com/gogits/git-module/repo_commit.go b/vendor/github.com/gogits/git-module/repo_commit.go deleted file mode 100644 index 6b629d4d..00000000 --- a/vendor/github.com/gogits/git-module/repo_commit.go +++ /dev/null @@ -1,381 +0,0 @@ -// Copyright 2015 The Gogs 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 git - -import ( - "bytes" - "container/list" - "fmt" - "strconv" - "strings" - - "github.com/mcuadros/go-version" -) - -const REMOTE_PREFIX = "refs/remotes/" - -// getRefCommitID returns the last commit ID string of given reference (branch or tag). -func (repo *Repository) getRefCommitID(name string) (string, error) { - stdout, err := NewCommand("show-ref", "--verify", name).RunInDir(repo.Path) - if err != nil { - if strings.Contains(err.Error(), "not a valid ref") { - return "", ErrNotExist{name, ""} - } - return "", err - } - return strings.Split(stdout, " ")[0], nil -} - -// GetBranchCommitID returns last commit ID string of given branch. -func (repo *Repository) GetBranchCommitID(name string) (string, error) { - return repo.getRefCommitID(BRANCH_PREFIX + name) -} - -// GetTagCommitID returns last commit ID string of given tag. -func (repo *Repository) GetTagCommitID(name string) (string, error) { - return repo.getRefCommitID(TAG_PREFIX + name) -} - -// GetRemoteBranchCommitID returns last commit ID string of given remote branch. -func (repo *Repository) GetRemoteBranchCommitID(name string) (string, error) { - return repo.getRefCommitID(REMOTE_PREFIX + name) -} - -// parseCommitData parses commit information from the (uncompressed) raw -// data from the commit object. -// \n\n separate headers from message -func parseCommitData(data []byte) (*Commit, error) { - commit := new(Commit) - commit.parents = make([]sha1, 0, 1) - // we now have the contents of the commit object. Let's investigate... - nextline := 0 -l: - for { - eol := bytes.IndexByte(data[nextline:], '\n') - switch { - case eol > 0: - line := data[nextline : nextline+eol] - spacepos := bytes.IndexByte(line, ' ') - reftype := line[:spacepos] - switch string(reftype) { - case "tree", "object": - id, err := NewIDFromString(string(line[spacepos+1:])) - if err != nil { - return nil, err - } - commit.Tree.ID = id - case "parent": - // A commit can have one or more parents - oid, err := NewIDFromString(string(line[spacepos+1:])) - if err != nil { - return nil, err - } - commit.parents = append(commit.parents, oid) - case "author", "tagger": - sig, err := newSignatureFromCommitline(line[spacepos+1:]) - if err != nil { - return nil, err - } - commit.Author = sig - case "committer": - sig, err := newSignatureFromCommitline(line[spacepos+1:]) - if err != nil { - return nil, err - } - commit.Committer = sig - } - nextline += eol + 1 - case eol == 0: - commit.CommitMessage = string(data[nextline+1:]) - break l - default: - break l - } - } - return commit, nil -} - -func (repo *Repository) getCommit(id sha1) (*Commit, error) { - c, ok := repo.commitCache.Get(id.String()) - if ok { - log("Hit cache: %s", id) - return c.(*Commit), nil - } - - data, err := NewCommand("cat-file", "commit", id.String()).RunInDirBytes(repo.Path) - if err != nil { - if strings.Contains(err.Error(), "exit status 128") { - return nil, ErrNotExist{id.String(), ""} - } - return nil, err - } - - commit, err := parseCommitData(data) - if err != nil { - return nil, err - } - commit.repo = repo - commit.ID = id - - repo.commitCache.Set(id.String(), commit) - return commit, nil -} - -// GetCommit returns commit object of by ID string. -func (repo *Repository) GetCommit(commitID string) (*Commit, error) { - if len(commitID) != 40 { - var err error - commitID, err = NewCommand("rev-parse", commitID).RunInDir(repo.Path) - if err != nil { - if strings.Contains(err.Error(), "exit status 128") { - return nil, ErrNotExist{commitID, ""} - } - return nil, err - } - } - id, err := NewIDFromString(commitID) - if err != nil { - return nil, err - } - - return repo.getCommit(id) -} - -// GetBranchCommit returns the last commit of given branch. -func (repo *Repository) GetBranchCommit(name string) (*Commit, error) { - commitID, err := repo.GetBranchCommitID(name) - if err != nil { - return nil, err - } - return repo.GetCommit(commitID) -} - -// GetTagCommit returns the commit of given tag. -func (repo *Repository) GetTagCommit(name string) (*Commit, error) { - commitID, err := repo.GetTagCommitID(name) - if err != nil { - return nil, err - } - return repo.GetCommit(commitID) -} - -// GetRemoteBranchCommit returns the last commit of given remote branch. -func (repo *Repository) GetRemoteBranchCommit(name string) (*Commit, error) { - commitID, err := repo.GetRemoteBranchCommitID(name) - if err != nil { - return nil, err - } - return repo.GetCommit(commitID) -} - -func (repo *Repository) getCommitByPathWithID(id sha1, relpath string) (*Commit, error) { - // File name starts with ':' must be escaped. - if relpath[0] == ':' { - relpath = `\` + relpath - } - - stdout, err := NewCommand("log", "-1", _PRETTY_LOG_FORMAT, id.String(), "--", relpath).RunInDir(repo.Path) - if err != nil { - return nil, err - } - - id, err = NewIDFromString(stdout) - if err != nil { - return nil, err - } - - return repo.getCommit(id) -} - -// GetCommitByPath returns the last commit of relative path. -func (repo *Repository) GetCommitByPath(relpath string) (*Commit, error) { - stdout, err := NewCommand("log", "-1", _PRETTY_LOG_FORMAT, "--", relpath).RunInDirBytes(repo.Path) - if err != nil { - return nil, err - } - - commits, err := repo.parsePrettyFormatLogToList(stdout) - if err != nil { - return nil, err - } - return commits.Front().Value.(*Commit), nil -} - -func (repo *Repository) CommitsByRangeSize(revision string, page, size int) (*list.List, error) { - stdout, err := NewCommand("log", revision, "--skip="+strconv.Itoa((page-1)*size), - "--max-count="+strconv.Itoa(size), _PRETTY_LOG_FORMAT).RunInDirBytes(repo.Path) - if err != nil { - return nil, err - } - return repo.parsePrettyFormatLogToList(stdout) -} - -var DefaultCommitsPageSize = 30 - -func (repo *Repository) CommitsByRange(revision string, page int) (*list.List, error) { - return repo.CommitsByRangeSize(revision, page, DefaultCommitsPageSize) -} - -func (repo *Repository) searchCommits(id sha1, keyword string) (*list.List, error) { - stdout, err := NewCommand("log", id.String(), "-100", "-i", "--grep="+keyword, _PRETTY_LOG_FORMAT).RunInDirBytes(repo.Path) - if err != nil { - return nil, err - } - return repo.parsePrettyFormatLogToList(stdout) -} - -func (repo *Repository) getFilesChanged(id1 string, id2 string) ([]string, error) { - stdout, err := NewCommand("diff", "--name-only", id1, id2).RunInDirBytes(repo.Path) - if err != nil { - return nil, err - } - return strings.Split(string(stdout), "\n"), nil -} - -func (repo *Repository) FileCommitsCount(revision, file string) (int64, error) { - return commitsCount(repo.Path, revision, file) -} - -func (repo *Repository) CommitsByFileAndRangeSize(revision, file string, page, size int) (*list.List, error) { - stdout, err := NewCommand("log", revision, "--skip="+strconv.Itoa((page-1)*size), - "--max-count="+strconv.Itoa(size), _PRETTY_LOG_FORMAT, "--", file).RunInDirBytes(repo.Path) - if err != nil { - return nil, err - } - return repo.parsePrettyFormatLogToList(stdout) -} - -func (repo *Repository) CommitsByFileAndRange(revision, file string, page int) (*list.List, error) { - return repo.CommitsByFileAndRangeSize(revision, file, page, DefaultCommitsPageSize) -} - -func (repo *Repository) FilesCountBetween(startCommitID, endCommitID string) (int, error) { - stdout, err := NewCommand("diff", "--name-only", startCommitID+"..."+endCommitID).RunInDir(repo.Path) - if err != nil { - return 0, err - } - return len(strings.Split(stdout, "\n")) - 1, nil -} - -// CommitsBetween returns a list that contains commits between [last, before). -func (repo *Repository) CommitsBetween(last *Commit, before *Commit) (*list.List, error) { - if version.Compare(gitVersion, "1.8.0", ">=") { - stdout, err := NewCommand("rev-list", before.ID.String()+"..."+last.ID.String()).RunInDirBytes(repo.Path) - if err != nil { - return nil, err - } - return repo.parsePrettyFormatLogToList(bytes.TrimSpace(stdout)) - } - - // Fallback to stupid solution, which iterates all commits of the repository - // if before is not an ancestor of last. - l := list.New() - if last == nil || last.ParentCount() == 0 { - return l, nil - } - - var err error - cur := last - for { - if cur.ID.Equal(before.ID) { - break - } - l.PushBack(cur) - if cur.ParentCount() == 0 { - break - } - cur, err = cur.Parent(0) - if err != nil { - return nil, err - } - } - return l, nil -} - -func (repo *Repository) CommitsBetweenIDs(last, before string) (*list.List, error) { - lastCommit, err := repo.GetCommit(last) - if err != nil { - return nil, err - } - beforeCommit, err := repo.GetCommit(before) - if err != nil { - return nil, err - } - return repo.CommitsBetween(lastCommit, beforeCommit) -} - -func (repo *Repository) CommitsCountBetween(start, end string) (int64, error) { - return commitsCount(repo.Path, start+"..."+end, "") -} - -// The limit is depth, not total number of returned commits. -func (repo *Repository) commitsBefore(l *list.List, parent *list.Element, id sha1, current, limit int) error { - // Reach the limit - if limit > 0 && current > limit { - return nil - } - - commit, err := repo.getCommit(id) - if err != nil { - return fmt.Errorf("getCommit: %v", err) - } - - var e *list.Element - if parent == nil { - e = l.PushBack(commit) - } else { - var in = parent - for { - if in == nil { - break - } else if in.Value.(*Commit).ID.Equal(commit.ID) { - return nil - } else if in.Next() == nil { - break - } - - if in.Value.(*Commit).Committer.When.Equal(commit.Committer.When) { - break - } - - if in.Value.(*Commit).Committer.When.After(commit.Committer.When) && - in.Next().Value.(*Commit).Committer.When.Before(commit.Committer.When) { - break - } - - in = in.Next() - } - - e = l.InsertAfter(commit, in) - } - - pr := parent - if commit.ParentCount() > 1 { - pr = e - } - - for i := 0; i < commit.ParentCount(); i++ { - id, err := commit.ParentID(i) - if err != nil { - return err - } - err = repo.commitsBefore(l, pr, id, current+1, limit) - if err != nil { - return err - } - } - - return nil -} - -func (repo *Repository) getCommitsBefore(id sha1) (*list.List, error) { - l := list.New() - return l, repo.commitsBefore(l, nil, id, 1, 0) -} - -func (repo *Repository) getCommitsBeforeLimit(id sha1, num int) (*list.List, error) { - l := list.New() - return l, repo.commitsBefore(l, nil, id, 1, num) -} |