Move push update to post-receive and protected branch check to pre-receive (#1030)

* move all push update to git hook post-receive and protected branch check to git hook pre-receive

* add SSH_ORIGINAL_COMMAND check back

* remove all unused codes

* fix the import

4 files changed, 9 insertions, 90 deletions

diff --git a/models/fixtures/update_task.yml b/models/fixtures/update_task.yml
deleted file mode 100644
index ffcd5fd6fa..0000000000
--- a/models/fixtures/update_task.yml
+++ /dev/null
@@ -1,20 +0,0 @@
--
-  id: 1
-  uuid: uuid1
-  ref_name: refName1
-  old_commit_id: oldCommitId1
-  new_commit_id: newCommitId1
-
--
-  id: 2
-  uuid: uuid2
-  ref_name: refName2
-  old_commit_id: oldCommitId2
-  new_commit_id: newCommitId2
-
--
-  id: 3
-  uuid: uuid3
-  ref_name: refName3
-  old_commit_id: oldCommitId3
-  new_commit_id: newCommitId3
diff --git a/models/models.go b/models/models.go
index 0840b4600e..29428dba04 100644
--- a/models/models.go
+++ b/models/models.go
@@ -100,7 +100,6 @@ func init() {
 		new(Release),
 		new(LoginSource),
 		new(Webhook),
-		new(UpdateTask),
 		new(HookTask),
 		new(Team),
 		new(OrgUser),
@@ -316,7 +315,6 @@ func GetStatistic() (stats Statistic) {
 	stats.Counter.Label, _ = x.Count(new(Label))
 	stats.Counter.HookTask, _ = x.Count(new(HookTask))
 	stats.Counter.Team, _ = x.Count(new(Team))
-	stats.Counter.UpdateTask, _ = x.Count(new(UpdateTask))
 	stats.Counter.Attachment, _ = x.Count(new(Attachment))
 	return
 }
diff --git a/models/update.go b/models/update.go
index 677a9bda31..3cb0608594 100644
--- a/models/update.go
+++ b/models/update.go
@@ -15,40 +15,15 @@ import (
 	"code.gitea.io/gitea/modules/log"
 )
 
-// UpdateTask defines an UpdateTask
-type UpdateTask struct {
-	ID          int64  `xorm:"pk autoincr"`
-	UUID        string `xorm:"index"`
-	RefName     string
-	OldCommitID string
-	NewCommitID string
-}
-
-// AddUpdateTask adds an UpdateTask
-func AddUpdateTask(task *UpdateTask) error {
-	_, err := x.Insert(task)
-	return err
-}
-
-// GetUpdateTaskByUUID returns update task by given UUID.
-func GetUpdateTaskByUUID(uuid string) (*UpdateTask, error) {
-	task := &UpdateTask{
-		UUID: uuid,
-	}
-	has, err := x.Get(task)
-	if err != nil {
-		return nil, err
-	} else if !has {
-		return nil, ErrUpdateTaskNotExist{uuid}
-	}
-	return task, nil
-}
-
-// DeleteUpdateTaskByUUID deletes an UpdateTask from the database
-func DeleteUpdateTaskByUUID(uuid string) error {
-	_, err := x.Delete(&UpdateTask{UUID: uuid})
-	return err
-}
+// env keys for git hooks need
+const (
+	EnvRepoName     = "GITEA_REPO_NAME"
+	EnvRepoUsername = "GITEA_REPO_USER_NAME"
+	EnvRepoUserSalt = "GITEA_REPO_USER_SALT"
+	EnvRepoIsWiki   = "GITEA_REPO_IS_WIKI"
+	EnvPusherName   = "GITEA_PUSHER_NAME"
+	EnvPusherID     = "GITEA_PUSHER_ID"
+)
 
 // CommitToPushCommit transforms a git.Commit to PushCommit type.
 func CommitToPushCommit(commit *git.Commit) *PushCommit {
diff --git a/models/update_test.go b/models/update_test.go
index db9d7b94b9..ae95a9641b 100644
--- a/models/update_test.go
+++ b/models/update_test.go
@@ -14,40 +14,6 @@ import (
 	"github.com/stretchr/testify/assert"
 )
 
-func TestAddUpdateTask(t *testing.T) {
-	assert.NoError(t, PrepareTestDatabase())
-	task := &UpdateTask{
-		UUID:        "uuid4",
-		RefName:     "refName4",
-		OldCommitID: "oldCommitId4",
-		NewCommitID: "newCommitId4",
-	}
-	assert.NoError(t, AddUpdateTask(task))
-	AssertExistsAndLoadBean(t, task)
-}
-
-func TestGetUpdateTaskByUUID(t *testing.T) {
-	assert.NoError(t, PrepareTestDatabase())
-	task, err := GetUpdateTaskByUUID("uuid1")
-	assert.NoError(t, err)
-	assert.Equal(t, "uuid1", task.UUID)
-	assert.Equal(t, "refName1", task.RefName)
-	assert.Equal(t, "oldCommitId1", task.OldCommitID)
-	assert.Equal(t, "newCommitId1", task.NewCommitID)
-
-	_, err = GetUpdateTaskByUUID("invalid")
-	assert.Error(t, err)
-	assert.True(t, IsErrUpdateTaskNotExist(err))
-}
-
-func TestDeleteUpdateTaskByUUID(t *testing.T) {
-	assert.NoError(t, PrepareTestDatabase())
-	assert.NoError(t, DeleteUpdateTaskByUUID("uuid1"))
-	AssertNotExistsBean(t, &UpdateTask{UUID: "uuid1"})
-
-	assert.NoError(t, DeleteUpdateTaskByUUID("invalid"))
-}
-
 func TestCommitToPushCommit(t *testing.T) {
 	now := time.Now()
 	sig := &git.Signature{