basic PR feature

2 files changed, 56 insertions, 9 deletions

diff --git a/modules/git/repo_commit.go b/modules/git/repo_commit.go
index 66d61b9b51..cb9fa8d459 100644
--- a/modules/git/repo_commit.go
+++ b/modules/git/repo_commit.go
@@ -8,6 +8,7 @@ import (
 	"bytes"
 	"container/list"
 	"errors"
+	"fmt"
 	"strings"
 	"sync"
 
@@ -138,7 +139,8 @@ func (repo *Repository) GetCommit(commitId string) (*Commit, error) {
 
 func (repo *Repository) commitsCount(id sha1) (int, error) {
 	if gitVer.LessThan(MustParseVersion("1.8.0")) {
-		stdout, stderr, err := com.ExecCmdDirBytes(repo.Path, "git", "log", "--pretty=format:''", id.String())
+		stdout, stderr, err := com.ExecCmdDirBytes(repo.Path, "git", "log",
+			"--pretty=format:''", id.String())
 		if err != nil {
 			return 0, errors.New(string(stderr))
 		}
@@ -152,6 +154,53 @@ func (repo *Repository) commitsCount(id sha1) (int, error) {
 	return com.StrTo(strings.TrimSpace(stdout)).Int()
 }
 
+func (repo *Repository) CommitsCount(commitId string) (int, error) {
+	id, err := NewIdFromString(commitId)
+	if err != nil {
+		return 0, err
+	}
+	return repo.commitsCount(id)
+}
+
+func (repo *Repository) commitsCountBetween(start, end sha1) (int, error) {
+	if gitVer.LessThan(MustParseVersion("1.8.0")) {
+		stdout, stderr, err := com.ExecCmdDirBytes(repo.Path, "git", "log",
+			"--pretty=format:''", start.String()+"..."+end.String())
+		if err != nil {
+			return 0, errors.New(string(stderr))
+		}
+		return len(bytes.Split(stdout, []byte("\n"))), nil
+	}
+
+	stdout, stderr, err := com.ExecCmdDir(repo.Path, "git", "rev-list", "--count",
+		start.String()+"..."+end.String())
+	if err != nil {
+		return 0, errors.New(stderr)
+	}
+	return com.StrTo(strings.TrimSpace(stdout)).Int()
+}
+
+func (repo *Repository) CommitsCountBetween(startCommitID, endCommitID string) (int, error) {
+	start, err := NewIdFromString(startCommitID)
+	if err != nil {
+		return 0, err
+	}
+	end, err := NewIdFromString(endCommitID)
+	if err != nil {
+		return 0, err
+	}
+	return repo.commitsCountBetween(start, end)
+}
+
+func (repo *Repository) FilesCountBetween(startCommitID, endCommitID string) (int, error) {
+	stdout, stderr, err := com.ExecCmdDir(repo.Path, "git", "diff", "--name-only",
+		startCommitID+"..."+endCommitID)
+	if err != nil {
+		return 0, fmt.Errorf("list changed files: %v", concatenateError(err, stderr))
+	}
+	return len(strings.Split(stdout, "\n")) - 1, nil
+}
+
 // used only for single tree, (]
 func (repo *Repository) CommitsBetween(last *Commit, before *Commit) (*list.List, error) {
 	l := list.New()
@@ -231,14 +280,6 @@ func (repo *Repository) commitsBefore(lock *sync.Mutex, l *list.List, parent *li
 	return nil
 }
 
-func (repo *Repository) CommitsCount(commitId string) (int, error) {
-	id, err := NewIdFromString(commitId)
-	if err != nil {
-		return 0, err
-	}
-	return repo.commitsCount(id)
-}
-
 func (repo *Repository) FileCommitsCount(branch, file string) (int, error) {
 	stdout, stderr, err := com.ExecCmdDir(repo.Path, "git", "rev-list", "--count",
 		branch, "--", file)
diff --git a/modules/git/repo_pull.go b/modules/git/repo_pull.go
index a179e52802..add32df908 100644
--- a/modules/git/repo_pull.go
+++ b/modules/git/repo_pull.go
@@ -84,3 +84,9 @@ func (repo *Repository) GetPatch(basePath, baseBranch, headBranch string) ([]byt
 
 	return stdout, nil
 }
+
+// Merge merges pull request from head repository and branch.
+func (repo *Repository) Merge(headRepoPath string, baseBranch, headBranch string) error {
+
+	return nil
+}