Restrict permission check on repositories and fix some problems (#5314)

* fix units permission problems

* fix some bugs and merge LoadUnits to repoAssignment

* refactor permission struct and add some copyright heads

* remove unused codes

* fix routes units check

* improve permission check

* add unit tests for permission

* fix typo

* fix tests

* fix some routes

* fix api permission check

* improve permission check

* fix some permission check

* fix tests

* fix tests

* improve some permission check

* fix some permission check

* refactor AccessLevel

* fix bug

* fix tests

* fix tests

* fix tests

* fix AccessLevel

* rename CanAccess

* fix tests

* fix comment

* fix bug

* add missing unit for test repos

* fix bug

* rename some functions

* fix routes check

cmd/serv.go

@@ -193,7 +193,7 @@ func runServ(c *cli.Context) error {
 		keyID int64
 		user  *models.User
 	)
-	if requestedMode == models.AccessModeWrite || repo.IsPrivate {
+	if requestedMode == models.AccessModeWrite || repo.IsPrivate || setting.Service.RequireSignInView {
 		keys := strings.Split(c.Args()[0], "-")
 		if len(keys) != 2 {
 			fail("Key ID format error", "Invalid key argument: %s", c.Args()[0])
@@ -236,7 +236,7 @@ func runServ(c *cli.Context) error {
 					user.Name, repoPath)
 			}
 
-			mode, err := private.AccessLevel(user.ID, repo.ID)
+			mode, err := private.CheckUnitUser(user.ID, repo.ID, user.IsAdmin, unitType)
 			if err != nil {
 				fail("Internal error", "Failed to check access: %v", err)
 			} else if *mode < requestedMode {
@@ -249,16 +249,6 @@ func runServ(c *cli.Context) error {
 					user.Name, requestedMode, repoPath)
 			}
 
-			check, err := private.CheckUnitUser(user.ID, repo.ID, user.IsAdmin, unitType)
-			if err != nil {
-				fail("You do not have allowed for this action", "Failed to access internal api: [user.Name: %s, repoPath: %s]", user.Name, repoPath)
-			}
-			if !check {
-				fail("You do not have allowed for this action",
-					"User %s does not have allowed access to repository %s 's code",
-					user.Name, repoPath)
-			}
-
 			os.Setenv(models.EnvPusherName, user.Name)
 			os.Setenv(models.EnvPusherID, fmt.Sprintf("%d", user.ID))
 		}

integrations/api_repo_test.go

@@ -164,7 +164,7 @@ func TestAPISearchRepo(t *testing.T) {
 					assert.Len(t, body.Data, expected.count)
 					for _, repo := range body.Data {
 						r := getRepo(t, repo.ID)
-						hasAccess, err := models.HasAccess(userID, r, models.AccessModeRead)
+						hasAccess, err := models.HasAccess(userID, r)
 						assert.NoError(t, err)
 						assert.True(t, hasAccess)
 

models/access.go

@@ -80,22 +80,6 @@ func accessLevel(e Engine, userID int64, repo *Repository) (AccessMode, error) {
 	return a.Mode, nil
 }
 
-// AccessLevel returns the Access a user has to a repository. Will return NoneAccess if the
-// user does not have access.
-func AccessLevel(userID int64, repo *Repository) (AccessMode, error) {
-	return accessLevel(x, userID, repo)
-}
-
-func hasAccess(e Engine, userID int64, repo *Repository, testMode AccessMode) (bool, error) {
-	mode, err := accessLevel(e, userID, repo)
-	return testMode <= mode, err
-}
-
-// HasAccess returns true if user has access to repo
-func HasAccess(userID int64, repo *Repository, testMode AccessMode) (bool, error) {
-	return hasAccess(x, userID, repo, testMode)
-}
-
 type repoAccess struct {
 	Access     `xorm:"extends"`
 	Repository `xorm:"extends"`

models/access_test.go

@@ -20,28 +20,28 @@ var accessModes = []AccessMode{
 func TestAccessLevel(t *testing.T) {
 	assert.NoError(t, PrepareTestDatabase())
 
-	user1 := AssertExistsAndLoadBean(t, &User{ID: 2}).(*User)
-	user2 := AssertExistsAndLoadBean(t, &User{ID: 5}).(*User)
+	user2 := AssertExistsAndLoadBean(t, &User{ID: 2}).(*User)
+	user5 := AssertExistsAndLoadBean(t, &User{ID: 5}).(*User)
 	// A public repository owned by User 2
 	repo1 := AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
 	assert.False(t, repo1.IsPrivate)
 	// A private repository owned by Org 3
-	repo2 := AssertExistsAndLoadBean(t, &Repository{ID: 3}).(*Repository)
-	assert.True(t, repo2.IsPrivate)
+	repo3 := AssertExistsAndLoadBean(t, &Repository{ID: 3}).(*Repository)
+	assert.True(t, repo3.IsPrivate)
 
-	level, err := AccessLevel(user1.ID, repo1)
+	level, err := AccessLevel(user2, repo1)
 	assert.NoError(t, err)
 	assert.Equal(t, AccessModeOwner, level)
 
-	level, err = AccessLevel(user1.ID, repo2)
+	level, err = AccessLevel(user2, repo3)
 	assert.NoError(t, err)
-	assert.Equal(t, AccessModeWrite, level)
+	assert.Equal(t, AccessModeOwner, level)
 
-	level, err = AccessLevel(user2.ID, repo1)
+	level, err = AccessLevel(user5, repo1)
 	assert.NoError(t, err)
 	assert.Equal(t, AccessModeRead, level)
 
-	level, err = AccessLevel(user2.ID, repo2)
+	level, err = AccessLevel(user5, repo3)
 	assert.NoError(t, err)
 	assert.Equal(t, AccessModeNone, level)
 }
@@ -58,23 +58,18 @@ func TestHasAccess(t *testing.T) {
 	repo2 := AssertExistsAndLoadBean(t, &Repository{ID: 3}).(*Repository)
 	assert.True(t, repo2.IsPrivate)
 
-	for _, accessMode := range accessModes {
-		has, err := HasAccess(user1.ID, repo1, accessMode)
+	has, err := HasAccess(user1.ID, repo1)
 	assert.NoError(t, err)
 	assert.True(t, has)
 
-		has, err = HasAccess(user1.ID, repo2, accessMode)
+	has, err = HasAccess(user1.ID, repo2)
 	assert.NoError(t, err)
-		assert.Equal(t, accessMode <= AccessModeWrite, has)
 
-		has, err = HasAccess(user2.ID, repo1, accessMode)
+	has, err = HasAccess(user2.ID, repo1)
 	assert.NoError(t, err)
-		assert.Equal(t, accessMode <= AccessModeRead, has)
 
-		has, err = HasAccess(user2.ID, repo2, accessMode)
+	has, err = HasAccess(user2.ID, repo2)
 	assert.NoError(t, err)
-		assert.Equal(t, accessMode <= AccessModeNone, has)
-	}
 }
 
 func TestUser_GetRepositoryAccesses(t *testing.T) {

models/branches.go

@@ -243,10 +243,16 @@ func updateUserWhitelist(repo *Repository, currentWhitelist, newWhitelist []int6
 
 	whitelist = make([]int64, 0, len(newWhitelist))
 	for _, userID := range newWhitelist {
-		has, err := hasAccess(x, userID, repo, AccessModeWrite)
+		user, err := GetUserByID(userID)
 		if err != nil {
-			return nil, fmt.Errorf("HasAccess [user_id: %d, repo_id: %d]: %v", userID, repo.ID, err)
-		} else if !has {
+			return nil, fmt.Errorf("GetUserByID [user_id: %d, repo_id: %d]: %v", userID, repo.ID, err)
+		}
+		perm, err := GetUserRepoPermission(repo, user)
+		if err != nil {
+			return nil, fmt.Errorf("GetUserRepoPermission [user_id: %d, repo_id: %d]: %v", userID, repo.ID, err)
+		}
+
+		if !perm.CanWrite(UnitTypeCode) {
 			continue // Drop invalid user ID
 		}
 

models/fixtures/repo_unit.yml

@@ -109,3 +109,115 @@
   type: 5
   config: "{}"
   created_unix: 1535593231
+
+-
+  id: 17
+  repo_id: 4
+  type: 4
+  config: "{}"
+  created_unix: 946684810
+
+-
+  id: 18
+  repo_id: 4
+  type: 5
+  config: "{}"
+  created_unix: 946684810
+
+-
+  id: 19
+  repo_id: 4
+  type: 1
+  config: "{}"
+  created_unix: 946684810
+
+-
+  id: 20
+  repo_id: 4
+  type: 2
+  config: "{\"EnableTimetracker\":true,\"AllowOnlyContributorsToTrackTime\":true}"
+  created_unix: 946684810
+
+-
+  id: 21
+  repo_id: 4
+  type: 3
+  config: "{\"IgnoreWhitespaceConflicts\":false,\"AllowMerge\":true,\"AllowRebase\":true,\"AllowSquash\":true}"
+  created_unix: 946684810
+
+-
+  id: 22
+  repo_id: 2
+  type: 4
+  config: "{}"
+  created_unix: 946684810
+
+-
+  id: 23
+  repo_id: 2
+  type: 5
+  config: "{}"
+  created_unix: 946684810
+
+-
+  id: 24
+  repo_id: 2
+  type: 1
+  config: "{}"
+  created_unix: 946684810
+
+-
+  id: 25
+  repo_id: 32
+  type: 1
+  config: "{}"
+  created_unix: 1524304355
+
+-
+  id: 26
+  repo_id: 32
+  type: 2
+  config: "{}"
+  created_unix: 1524304355
+
+-
+  id: 27
+  repo_id: 24
+  type: 1
+  config: "{}"
+  created_unix: 1524304355
+
+-
+  id: 28
+  repo_id: 24
+  type: 2
+  config: "{}"
+  created_unix: 1524304355
+
+-
+  id: 29
+  repo_id: 16
+  type: 1
+  config: "{}"
+  created_unix: 1524304355
+
+-
+  id: 30
+  repo_id: 23
+  type: 1
+  config: "{}"
+  created_unix: 1524304355
+
+-
+  id: 31
+  repo_id: 27
+  type: 1
+  config: "{}"
+  created_unix: 1524304355
+
+-
+  id: 32
+  repo_id: 28
+  type: 1
+  config: "{}"
+  created_unix: 1524304355

models/fixtures/repository.yml

@@ -391,7 +391,7 @@
   is_mirror: false
 
 -
-  id: 32
+  id: 32 # org public repo
   owner_id: 3
   lower_name: repo21
   name: repo21

models/fixtures/team.yml

@@ -51,3 +51,30 @@
   authorize: 4 # owner
   num_repos: 2
   num_members: 1
+
+-
+  id: 7
+  org_id: 3
+  lower_name: test_team
+  name: test_team
+  authorize: 2 # write
+  num_repos: 1
+  num_members: 1
+
+-
+  id: 8
+  org_id: 17
+  lower_name: test_team
+  name: test_team
+  authorize: 2 # write
+  num_repos: 1
+  num_members: 1
+
+-
+  id: 9
+  org_id: 17
+  lower_name: review_team
+  name: review_team
+  authorize: 1 # read
+  num_repos: 1
+  num_members: 1

models/fixtures/team_repo.yml

@@ -45,3 +45,21 @@
   org_id: 3
   team_id: 1
   repo_id: 32
+
+-
+  id: 9
+  org_id: 3
+  team_id: 7
+  repo_id: 32
+
+-
+  id: 10
+  org_id: 17
+  team_id: 8
+  repo_id: 24
+
+-
+  id: 11
+  org_id: 17
+  team_id: 9
+  repo_id: 24

models/fixtures/team_unit.yml

@@ -207,3 +207,18 @@
   id: 42
   team_id: 6
   type: 7
+
+-
+  id: 43
+  team_id: 7
+  type: 2 # issues
+
+-
+  id: 44
+  team_id: 8
+  type: 2 # issues
+
+-
+  id: 45
+  team_id: 9
+  type: 1 # code

models/fixtures/team_user.yml

@@ -45,3 +45,21 @@
   org_id: 19
   team_id: 6
   uid: 20
+
+-
+  id: 9
+  org_id: 3
+  team_id: 7
+  uid: 15
+
+-
+  id: 10
+  org_id: 17
+  team_id: 8
+  uid: 2
+
+-
+  id: 11
+  org_id: 17
+  team_id: 9
+  uid: 20

models/fixtures/user.yml

@@ -47,7 +47,7 @@
   avatar_email: user3@example.com
   num_repos: 3
   num_members: 2
-  num_teams: 2
+  num_teams: 3
 
 -
   id: 4
@@ -266,7 +266,7 @@
   num_repos: 2
   is_active: true
   num_members: 2
-  num_teams: 1
+  num_teams: 3
 
 -
   id: 18

models/issue.go

@@ -385,7 +385,7 @@ func (issue *Issue) sendLabelUpdatedWebhook(doer *User) {
 		return
 	}
 
-	mode, _ := AccessLevel(issue.Poster.ID, issue.Repo)
+	mode, _ := AccessLevel(issue.Poster, issue.Repo)
 	if issue.IsPull {
 		if err = issue.loadPullRequest(x); err != nil {
 			log.Error(4, "loadPullRequest: %v", err)
@@ -468,9 +468,11 @@ func (issue *Issue) RemoveLabel(doer *User, label *Label) error {
 		return err
 	}
 
-	if has, err := HasAccess(doer.ID, issue.Repo, AccessModeWrite); err != nil {
+	perm, err := GetUserRepoPermission(issue.Repo, doer)
+	if err != nil {
 		return err
-	} else if !has {
+	}
+	if !perm.CanWriteIssuesOrPulls(issue.IsPull) {
 		return ErrLabelNotExist{}
 	}
 
@@ -511,9 +513,11 @@ func (issue *Issue) ClearLabels(doer *User) (err error) {
 		return err
 	}
 
-	if has, err := hasAccess(sess, doer.ID, issue.Repo, AccessModeWrite); err != nil {
+	perm, err := getUserRepoPermission(sess, issue.Repo, doer)
+	if err != nil {
 		return err
-	} else if !has {
+	}
+	if !perm.CanWriteIssuesOrPulls(issue.IsPull) {
 		return ErrLabelNotExist{}
 	}
 
@@ -529,7 +533,7 @@ func (issue *Issue) ClearLabels(doer *User) (err error) {
 		return fmt.Errorf("loadPoster: %v", err)
 	}
 
-	mode, _ := AccessLevel(issue.Poster.ID, issue.Repo)
+	mode, _ := AccessLevel(issue.Poster, issue.Repo)
 	if issue.IsPull {
 		err = issue.PullRequest.LoadIssue()
 		if err != nil {
@@ -723,7 +727,7 @@ func (issue *Issue) ChangeStatus(doer *User, repo *Repository, isClosed bool) (e
 	}
 	sess.Close()
 
-	mode, _ := AccessLevel(issue.Poster.ID, issue.Repo)
+	mode, _ := AccessLevel(issue.Poster, issue.Repo)
 	if issue.IsPull {
 		// Merge pull request calls issue.changeStatus so we need to handle separately.
 		issue.PullRequest.Issue = issue
@@ -785,7 +789,7 @@ func (issue *Issue) ChangeTitle(doer *User, title string) (err error) {
 		return err
 	}
 
-	mode, _ := AccessLevel(issue.Poster.ID, issue.Repo)
+	mode, _ := AccessLevel(issue.Poster, issue.Repo)
 	if issue.IsPull {
 		issue.PullRequest.Issue = issue
 		err = PrepareWebhooks(issue.Repo, HookEventPullRequest, &api.PullRequestPayload{
@@ -851,7 +855,7 @@ func (issue *Issue) ChangeContent(doer *User, content string) (err error) {
 		return fmt.Errorf("UpdateIssueCols: %v", err)
 	}
 
-	mode, _ := AccessLevel(issue.Poster.ID, issue.Repo)
+	mode, _ := AccessLevel(issue.Poster, issue.Repo)
 	if issue.IsPull {
 		issue.PullRequest.Issue = issue
 		err = PrepareWebhooks(issue.Repo, HookEventPullRequest, &api.PullRequestPayload{
@@ -946,9 +950,13 @@ func newIssue(e *xorm.Session, doer *User, opts NewIssueOptions) (err error) {
 	// Check for and validate assignees
 	if len(opts.AssigneeIDs) > 0 {
 		for _, assigneeID := range opts.AssigneeIDs {
-			valid, err := hasAccess(e, assigneeID, opts.Repo, AccessModeWrite)
+			user, err := getUserByID(e, assigneeID)
 			if err != nil {
-				return fmt.Errorf("hasAccess [user_id: %d, repo_id: %d]: %v", assigneeID, opts.Repo.ID, err)
+				return fmt.Errorf("getUserByID [user_id: %d, repo_id: %d]: %v", assigneeID, opts.Repo.ID, err)
+			}
+			valid, err := canBeAssigned(e, user, opts.Repo)
+			if err != nil {
+				return fmt.Errorf("canBeAssigned [user_id: %d, repo_id: %d]: %v", assigneeID, opts.Repo.ID, err)
 			}
 			if !valid {
 				return ErrUserDoesNotHaveAccessToRepo{UserID: assigneeID, RepoName: opts.Repo.Name}
@@ -1071,7 +1079,7 @@ func NewIssue(repo *Repository, issue *Issue, labelIDs []int64, assigneeIDs []in
 		log.Error(4, "MailParticipants: %v", err)
 	}
 
-	mode, _ := AccessLevel(issue.Poster.ID, issue.Repo)
+	mode, _ := AccessLevel(issue.Poster, issue.Repo)
 	if err = PrepareWebhooks(repo, HookEventIssues, &api.IssuePayload{
 		Action:     api.HookIssueOpened,
 		Index:      issue.Index,

models/issue_assignees.go

@@ -159,13 +159,14 @@ func (issue *Issue) changeAssignee(sess *xorm.Session, doer *User, assigneeID in
 		return fmt.Errorf("createAssigneeComment: %v", err)
 	}
 
-	// if issue/pull is in the middle of creation - don't call webhook
+	// if pull request is in the middle of creation - don't call webhook
 	if isCreate {
 		return nil
 	}
 
-	mode, _ := accessLevel(sess, doer.ID, issue.Repo)
 	if issue.IsPull {
+		mode, _ := accessLevelUnit(sess, doer, issue.Repo, UnitTypePullRequests)
+
 		if err = issue.loadPullRequest(sess); err != nil {
 			return fmt.Errorf("loadPullRequest: %v", err)
 		}
@@ -186,6 +187,8 @@ func (issue *Issue) changeAssignee(sess *xorm.Session, doer *User, assigneeID in
 			return nil
 		}
 	} else {
+		mode, _ := accessLevelUnit(sess, doer, issue.Repo, UnitTypeIssues)
+
 		apiIssue := &api.IssuePayload{
 			Index:      issue.Index,
 			Issue:      issue.APIFormat(),

models/issue_comment.go

@@ -795,7 +795,7 @@ func CreateIssueComment(doer *User, repo *Repository, issue *Issue, content stri
 		return nil, fmt.Errorf("CreateComment: %v", err)
 	}
 
-	mode, _ := AccessLevel(doer.ID, repo)
+	mode, _ := AccessLevel(doer, repo)
 	if err = PrepareWebhooks(repo, HookEventIssueComment, &api.IssueCommentPayload{
 		Action:     api.HookIssueCommentCreated,
 		Issue:      issue.APIFormat(),
@@ -990,7 +990,7 @@ func UpdateComment(doer *User, c *Comment, oldContent string) error {
 		return err
 	}
 
-	mode, _ := AccessLevel(doer.ID, c.Issue.Repo)
+	mode, _ := AccessLevel(doer, c.Issue.Repo)
 	if err := PrepareWebhooks(c.Issue.Repo, HookEventIssueComment, &api.IssueCommentPayload{
 		Action:  api.HookIssueCommentEdited,
 		Issue:   c.Issue.APIFormat(),
@@ -1047,7 +1047,7 @@ func DeleteComment(doer *User, comment *Comment) error {
 		return err
 	}
 
-	mode, _ := AccessLevel(doer.ID, comment.Issue.Repo)
+	mode, _ := AccessLevel(doer, comment.Issue.Repo)
 
 	if err := PrepareWebhooks(comment.Issue.Repo, HookEventIssueComment, &api.IssueCommentPayload{
 		Action:     api.HookIssueCommentDeleted,

models/issue_milestone.go

@@ -377,7 +377,7 @@ func ChangeMilestoneAssign(issue *Issue, doer *User, oldMilestoneID int64) (err
 		return err
 	}
 
-	mode, _ := AccessLevel(doer.ID, issue.Repo)
+	mode, _ := AccessLevel(doer, issue.Repo)
 	if issue.IsPull {
 		err = issue.PullRequest.LoadIssue()
 		if err != nil {

models/lfs_lock.go

@@ -139,10 +139,11 @@ func CheckLFSAccessForRepo(u *User, repo *Repository, mode AccessMode) error {
 	if u == nil {
 		return ErrLFSUnauthorizedAction{repo.ID, "undefined", mode}
 	}
-	has, err := HasAccess(u.ID, repo, mode)
+	perm, err := GetUserRepoPermission(repo, u)
 	if err != nil {
 		return err
-	} else if !has {
+	}
+	if !perm.CanAccess(mode, UnitTypeCode) {
 		return ErrLFSUnauthorizedAction{repo.ID, u.DisplayName(), mode}
 	}
 	return nil

models/org_team.go

@@ -177,7 +177,7 @@ func (t *Team) removeRepository(e Engine, repo *Repository, recalculate bool) (e
 		return fmt.Errorf("getTeamUsersByTeamID: %v", err)
 	}
 	for _, teamUser := range teamUsers {
-		has, err := hasAccess(e, teamUser.UID, repo, AccessModeRead)
+		has, err := hasAccess(e, teamUser.UID, repo)
 		if err != nil {
 			return err
 		} else if has {
@@ -434,7 +434,7 @@ func DeleteTeam(t *Team) error {
 
 		// Remove watches from all users and now unaccessible repos
 		for _, user := range t.Members {
-			has, err := hasAccess(sess, user.ID, repo, AccessModeRead)
+			has, err := hasAccess(sess, user.ID, repo)
 			if err != nil {
 				return err
 			} else if has {
@@ -652,7 +652,7 @@ func removeTeamMember(e *xorm.Session, team *Team, userID int64) error {
 		}
 
 		// Remove watches from now unaccessible
-		has, err := hasAccess(e, userID, repo, AccessModeRead)
+		has, err := hasAccess(e, userID, repo)
 		if err != nil {
 			return err
 		} else if has {

models/org_team_test.go

@@ -243,7 +243,7 @@ func TestDeleteTeam(t *testing.T) {
 	// check that team members don't have "leftover" access to repos
 	user := AssertExistsAndLoadBean(t, &User{ID: 4}).(*User)
 	repo := AssertExistsAndLoadBean(t, &Repository{ID: 3}).(*Repository)
-	accessMode, err := AccessLevel(user.ID, repo)
+	accessMode, err := AccessLevel(user, repo)
 	assert.NoError(t, err)
 	assert.True(t, accessMode < AccessModeWrite)
 }

models/org_test.go

@@ -84,9 +84,10 @@ func TestUser_GetTeams(t *testing.T) {
 	assert.NoError(t, PrepareTestDatabase())
 	org := AssertExistsAndLoadBean(t, &User{ID: 3}).(*User)
 	assert.NoError(t, org.GetTeams())
-	if assert.Len(t, org.Teams, 2) {
+	if assert.Len(t, org.Teams, 3) {
 		assert.Equal(t, int64(1), org.Teams[0].ID)
 		assert.Equal(t, int64(2), org.Teams[1].ID)
+		assert.Equal(t, int64(7), org.Teams[2].ID)
 	}
 }
 

models/pull.go

@@ -458,7 +458,7 @@ func (pr *PullRequest) Merge(doer *User, baseGitRepo *git.Repository, mergeStyle
 		return nil
 	}
 
-	mode, _ := AccessLevel(doer.ID, pr.Issue.Repo)
+	mode, _ := AccessLevel(doer, pr.Issue.Repo)
 	if err = PrepareWebhooks(pr.Issue.Repo, HookEventPullRequest, &api.PullRequestPayload{
 		Action:      api.HookIssueClosed,
 		Index:       pr.Index,
@@ -787,7 +787,7 @@ func NewPullRequest(repo *Repository, pull *Issue, labelIDs []int64, uuids []str
 
 	pr.Issue = pull
 	pull.PullRequest = pr
-	mode, _ := AccessLevel(pull.Poster.ID, repo)
+	mode, _ := AccessLevel(pull.Poster, repo)
 	if err = PrepareWebhooks(repo, HookEventPullRequest, &api.PullRequestPayload{
 		Action:      api.HookIssueOpened,
 		Index:       pull.Index,

models/release.go

@@ -200,7 +200,7 @@ func CreateRelease(gitRepo *git.Repository, rel *Release, attachmentUUIDs []stri
 		if err := rel.LoadAttributes(); err != nil {
 			log.Error(2, "LoadAttributes: %v", err)
 		} else {
-			mode, _ := AccessLevel(rel.PublisherID, rel.Repo)
+			mode, _ := AccessLevel(rel.Publisher, rel.Repo)
 			if err := PrepareWebhooks(rel.Repo, HookEventRelease, &api.ReleasePayload{
 				Action:     api.HookReleasePublished,
 				Release:    rel.APIFormat(),
@@ -392,7 +392,7 @@ func UpdateRelease(doer *User, gitRepo *git.Repository, rel *Release, attachment
 
 	err = addReleaseAttachments(rel.ID, attachmentUUIDs)
 
-	mode, _ := accessLevel(x, doer.ID, rel.Repo)
+	mode, _ := AccessLevel(doer, rel.Repo)
 	if err1 := PrepareWebhooks(rel.Repo, HookEventRelease, &api.ReleasePayload{
 		Action:     api.HookReleaseUpdated,
 		Release:    rel.APIFormat(),
@@ -419,13 +419,6 @@ func DeleteReleaseByID(id int64, u *User, delTag bool) error {
 		return fmt.Errorf("GetRepositoryByID: %v", err)
 	}
 
-	has, err := HasAccess(u.ID, repo, AccessModeWrite)
-	if err != nil {
-		return fmt.Errorf("HasAccess: %v", err)
-	} else if !has {
-		return fmt.Errorf("DeleteReleaseByID: permission denied")
-	}
-
 	if delTag {
 		_, stderr, err := process.GetManager().ExecDir(-1, repo.RepoPath(),
 			fmt.Sprintf("DeleteReleaseByID (git tag -d): %d", rel.ID),
@@ -454,7 +447,7 @@ func DeleteReleaseByID(id int64, u *User, delTag bool) error {
 		return fmt.Errorf("LoadAttributes: %v", err)
 	}
 
-	mode, _ := accessLevel(x, u.ID, rel.Repo)
+	mode, _ := AccessLevel(u, rel.Repo)
 	if err := PrepareWebhooks(rel.Repo, HookEventRelease, &api.ReleasePayload{
 		Action:     api.HookReleaseDeleted,
 		Release:    rel.APIFormat(),

models/repo.go

@@ -325,63 +325,19 @@ func (repo *Repository) CheckUnitUser(userID int64, isAdmin bool, unitType UnitT
 }
 
 func (repo *Repository) checkUnitUser(e Engine, userID int64, isAdmin bool, unitType UnitType) bool {
-	if err := repo.getUnitsByUserID(e, userID, isAdmin); err != nil {
-		return false
-	}
-
-	for _, unit := range repo.Units {
-		if unit.Type == unitType {
+	if isAdmin {
 		return true
 	}
-	}
-	return false
-}
-
-// LoadUnitsByUserID loads units according userID's permissions
-func (repo *Repository) LoadUnitsByUserID(userID int64, isAdmin bool) error {
-	return repo.getUnitsByUserID(x, userID, isAdmin)
-}
-
-func (repo *Repository) getUnitsByUserID(e Engine, userID int64, isAdmin bool) (err error) {
-	if repo.Units != nil {
-		return nil
-	}
-
-	if err = repo.getUnits(e); err != nil {
-		return err
-	} else if err = repo.getOwner(e); err != nil {
-		return err
-	}
-
-	if !repo.Owner.IsOrganization() || userID == 0 || isAdmin || !repo.IsPrivate {
-		return nil
-	}
-
-	// Collaborators will not be limited
-	if isCollaborator, err := repo.isCollaborator(e, userID); err != nil {
-		return err
-	} else if isCollaborator {
-		return nil
-	}
-
-	teams, err := getUserRepoTeams(e, repo.OwnerID, userID, repo.ID)
+	user, err := getUserByID(e, userID)
 	if err != nil {
-		return err
+		return false
+	}
+	perm, err := getUserRepoPermission(e, repo, user)
+	if err != nil {
+		return false
 	}
 
-	// unique
-	var newRepoUnits = make([]*RepoUnit, 0, len(repo.Units))
-	for _, u := range repo.Units {
-		for _, team := range teams {
-			if team.unitEnabled(e, u.Type) {
-				newRepoUnits = append(newRepoUnits, u)
-				break
-			}
-		}
-	}
-
-	repo.Units = newRepoUnits
-	return nil
+	return perm.CanRead(unitType)
 }
 
 // UnitEnabled if this repository has the given unit enabled
@@ -397,21 +353,6 @@ func (repo *Repository) UnitEnabled(tp UnitType) bool {
 	return false
 }
 
-// AnyUnitEnabled if this repository has the any of the given units enabled
-func (repo *Repository) AnyUnitEnabled(tps ...UnitType) bool {
-	if err := repo.getUnits(x); err != nil {
-		log.Warn("Error loading repository (ID: %d) units: %s", repo.ID, err.Error())
-	}
-	for _, unit := range repo.Units {
-		for _, tp := range tps {
-			if unit.Type == tp {
-				return true
-			}
-		}
-	}
-	return false
-}
-
 var (
 	// ErrUnitNotExist organization does not exist
 	ErrUnitNotExist = errors.New("Unit does not exist")
@@ -600,11 +541,6 @@ func (repo *Repository) GetAssignees() (_ []*User, err error) {
 	return repo.getAssignees(x)
 }
 
-// GetUserIfHasWriteAccess returns the user that has write access of repository by given ID.
-func (repo *Repository) GetUserIfHasWriteAccess(userID int64) (*User, error) {
-	return GetUserIfHasWriteAccess(repo, userID)
-}
-
 // GetMilestoneByID returns the milestone belongs to repository by given ID.
 func (repo *Repository) GetMilestoneByID(milestoneID int64) (*Milestone, error) {
 	return GetMilestoneByRepoID(repo.ID, milestoneID)
@@ -671,12 +607,6 @@ func (repo *Repository) ComposeCompareURL(oldCommitID, newCommitID string) strin
 	return fmt.Sprintf("%s/%s/compare/%s...%s", repo.MustOwner().Name, repo.Name, oldCommitID, newCommitID)
 }
 
-// HasAccess returns true when user has access to this repository
-func (repo *Repository) HasAccess(u *User) bool {
-	has, _ := HasAccess(u.ID, repo, AccessModeRead)
-	return has
-}
-
 // UpdateDefaultBranch updates the default branch
 func (repo *Repository) UpdateDefaultBranch() error {
 	_, err := x.ID(repo.ID).Cols("default_branch").Update(repo)
@@ -704,11 +634,6 @@ func (repo *Repository) UpdateSize() error {
 	return repo.updateSize(x)
 }
 
-// CanBeForked returns true if repository meets the requirements of being forked.
-func (repo *Repository) CanBeForked() bool {
-	return !repo.IsBare && repo.UnitEnabled(UnitTypeCode)
-}
-
 // CanUserFork returns true if specified user can fork repository.
 func (repo *Repository) CanUserFork(user *User) (bool, error) {
 	if user == nil {
@@ -2486,8 +2411,8 @@ func ForkRepository(doer, u *User, oldRepo *Repository, name, desc string) (_ *R
 		return nil, err
 	}
 
-	oldMode, _ := AccessLevel(doer.ID, oldRepo)
-	mode, _ := AccessLevel(doer.ID, repo)
+	oldMode, _ := AccessLevel(doer, oldRepo)
+	mode, _ := AccessLevel(doer, repo)
 
 	if err = PrepareWebhooks(oldRepo, HookEventFork, &api.ForkPayload{
 		Forkee: oldRepo.APIFormat(oldMode),

models/repo_permission.go

@@ -0,0 +1,270 @@
+// Copyright 2018 The Gitea 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 models
+
+// Permission contains all the permissions related variables to a repository for a user
+type Permission struct {
+	AccessMode AccessMode
+	Units      []*RepoUnit
+	UnitsMode  map[UnitType]AccessMode
+}
+
+// IsOwner returns true if current user is the owner of repository.
+func (p *Permission) IsOwner() bool {
+	return p.AccessMode >= AccessModeOwner
+}
+
+// IsAdmin returns true if current user has admin or higher access of repository.
+func (p *Permission) IsAdmin() bool {
+	return p.AccessMode >= AccessModeAdmin
+}
+
+// HasAccess returns true if the current user has at least read access to any unit of this repository
+func (p *Permission) HasAccess() bool {
+	if p.UnitsMode == nil {
+		return p.AccessMode >= AccessModeRead
+	}
+	return len(p.UnitsMode) > 0
+}
+
+// UnitAccessMode returns current user accessmode to the specify unit of the repository
+func (p *Permission) UnitAccessMode(unitType UnitType) AccessMode {
+	if p.UnitsMode == nil {
+		for _, u := range p.Units {
+			if u.Type == unitType {
+				return p.AccessMode
+			}
+		}
+		return AccessModeNone
+	}
+	return p.UnitsMode[unitType]
+}
+
+// CanAccess returns true if user has mode access to the unit of the repository
+func (p *Permission) CanAccess(mode AccessMode, unitType UnitType) bool {
+	return p.UnitAccessMode(unitType) >= mode
+}
+
+// CanAccessAny returns true if user has mode access to any of the units of the repository
+func (p *Permission) CanAccessAny(mode AccessMode, unitTypes ...UnitType) bool {
+	for _, u := range unitTypes {
+		if p.CanAccess(mode, u) {
+			return true
+		}
+	}
+	return false
+}
+
+// CanRead returns true if user could read to this unit
+func (p *Permission) CanRead(unitType UnitType) bool {
+	return p.CanAccess(AccessModeRead, unitType)
+}
+
+// CanReadAny returns true if user has read access to any of the units of the repository
+func (p *Permission) CanReadAny(unitTypes ...UnitType) bool {
+	return p.CanAccessAny(AccessModeRead, unitTypes...)
+}
+
+// CanReadIssuesOrPulls returns true if isPull is true and user could read pull requests and
+// returns true if isPull is false and user could read to issues
+func (p *Permission) CanReadIssuesOrPulls(isPull bool) bool {
+	if isPull {
+		return p.CanRead(UnitTypePullRequests)
+	}
+	return p.CanRead(UnitTypeIssues)
+}
+
+// CanWrite returns true if user could write to this unit
+func (p *Permission) CanWrite(unitType UnitType) bool {
+	return p.CanAccess(AccessModeWrite, unitType)
+}
+
+// CanWriteIssuesOrPulls returns true if isPull is true and user could write to pull requests and
+// returns true if isPull is false and user could write to issues
+func (p *Permission) CanWriteIssuesOrPulls(isPull bool) bool {
+	if isPull {
+		return p.CanWrite(UnitTypePullRequests)
+	}
+	return p.CanWrite(UnitTypeIssues)
+}
+
+// GetUserRepoPermission returns the user permissions to the repository
+func GetUserRepoPermission(repo *Repository, user *User) (Permission, error) {
+	return getUserRepoPermission(x, repo, user)
+}
+
+func getUserRepoPermission(e Engine, repo *Repository, user *User) (perm Permission, err error) {
+	// anonymous user visit private repo.
+	// TODO: anonymous user visit public unit of private repo???
+	if user == nil && repo.IsPrivate {
+		perm.AccessMode = AccessModeNone
+		return
+	}
+
+	if err = repo.getUnits(e); err != nil {
+		return
+	}
+
+	perm.Units = repo.Units
+
+	// anonymous visit public repo
+	if user == nil {
+		perm.AccessMode = AccessModeRead
+		return
+	}
+
+	// Admin or the owner has super access to the repository
+	if user.IsAdmin || user.ID == repo.OwnerID {
+		perm.AccessMode = AccessModeOwner
+		return
+	}
+
+	// plain user
+	perm.AccessMode, err = accessLevel(e, user.ID, repo)
+	if err != nil {
+		return
+	}
+
+	if err = repo.getOwner(e); err != nil {
+		return
+	}
+	if !repo.Owner.IsOrganization() {
+		return
+	}
+
+	perm.UnitsMode = make(map[UnitType]AccessMode)
+
+	// Collaborators on organization
+	if isCollaborator, err := repo.isCollaborator(e, user.ID); err != nil {
+		return perm, err
+	} else if isCollaborator {
+		for _, u := range repo.Units {
+			perm.UnitsMode[u.Type] = perm.AccessMode
+		}
+	}
+
+	// get units mode from teams
+	teams, err := getUserRepoTeams(e, repo.OwnerID, user.ID, repo.ID)
+	if err != nil {
+		return
+	}
+
+	for _, u := range repo.Units {
+		var found bool
+		for _, team := range teams {
+			if team.unitEnabled(e, u.Type) {
+				m := perm.UnitsMode[u.Type]
+				if m < team.Authorize {
+					perm.UnitsMode[u.Type] = team.Authorize
+				}
+				found = true
+			}
+		}
+
+		// for a public repo on an organization, user have read permission on non-team defined units.
+		if !found && !repo.IsPrivate {
+			if _, ok := perm.UnitsMode[u.Type]; !ok {
+				perm.UnitsMode[u.Type] = AccessModeRead
+			}
+		}
+	}
+
+	// remove no permission units
+	perm.Units = make([]*RepoUnit, 0, len(repo.Units))
+	for t := range perm.UnitsMode {
+		for _, u := range repo.Units {
+			if u.Type == t {
+				perm.Units = append(perm.Units, u)
+			}
+		}
+	}
+
+	return
+}
+
+// IsUserRepoAdmin return ture if user has admin right of a repo
+func IsUserRepoAdmin(repo *Repository, user *User) (bool, error) {
+	return isUserRepoAdmin(x, repo, user)
+}
+
+func isUserRepoAdmin(e Engine, repo *Repository, user *User) (bool, error) {
+	if user == nil || repo == nil {
+		return false, nil
+	}
+	if user.IsAdmin {
+		return true, nil
+	}
+
+	mode, err := accessLevel(e, user.ID, repo)
+	if err != nil {
+		return false, err
+	}
+	if mode >= AccessModeAdmin {
+		return true, nil
+	}
+
+	teams, err := getUserRepoTeams(e, repo.OwnerID, user.ID, repo.ID)
+	if err != nil {
+		return false, err
+	}
+
+	for _, team := range teams {
+		if team.Authorize >= AccessModeAdmin {
+			return true, nil
+		}
+	}
+	return false, nil
+}
+
+// AccessLevel returns the Access a user has to a repository. Will return NoneAccess if the
+// user does not have access.
+func AccessLevel(user *User, repo *Repository) (AccessMode, error) {
+	return accessLevelUnit(x, user, repo, UnitTypeCode)
+}
+
+func accessLevelUnit(e Engine, user *User, repo *Repository, unitType UnitType) (AccessMode, error) {
+	perm, err := getUserRepoPermission(e, repo, user)
+	if err != nil {
+		return AccessModeNone, err
+	}
+	return perm.UnitAccessMode(UnitTypeCode), nil
+}
+
+func hasAccessUnit(e Engine, user *User, repo *Repository, unitType UnitType, testMode AccessMode) (bool, error) {
+	mode, err := accessLevelUnit(e, user, repo, unitType)
+	return testMode <= mode, err
+}
+
+// HasAccessUnit returns ture if user has testMode to the unit of the repository
+func HasAccessUnit(user *User, repo *Repository, unitType UnitType, testMode AccessMode) (bool, error) {
+	return hasAccessUnit(x, user, repo, unitType, testMode)
+}
+
+// canBeAssigned return true if user could be assigned to a repo
+// FIXME: user could send PullRequest also could be assigned???
+func canBeAssigned(e Engine, user *User, repo *Repository) (bool, error) {
+	return hasAccessUnit(e, user, repo, UnitTypeCode, AccessModeWrite)
+}
+
+func hasAccess(e Engine, userID int64, repo *Repository) (bool, error) {
+	var user *User
+	var err error
+	if userID > 0 {
+		user, err = getUserByID(e, userID)
+		if err != nil {
+			return false, err
+		}
+	}
+	perm, err := getUserRepoPermission(e, repo, user)
+	if err != nil {
+		return false, err
+	}
+	return perm.HasAccess(), nil
+}
+
+// HasAccess returns true if user has access to repo
+func HasAccess(userID int64, repo *Repository) (bool, error) {
+	return hasAccess(x, userID, repo)
+}

models/repo_permission_test.go

@@ -0,0 +1,246 @@
+// Copyright 2018 The Gitea 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 models
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestRepoPermissionPublicNonOrgRepo(t *testing.T) {
+	assert.NoError(t, PrepareTestDatabase())
+
+	// public non-organization repo
+	repo := AssertExistsAndLoadBean(t, &Repository{ID: 4}).(*Repository)
+	assert.NoError(t, repo.getUnits(x))
+
+	// plain user
+	user := AssertExistsAndLoadBean(t, &User{ID: 2}).(*User)
+	perm, err := GetUserRepoPermission(repo, user)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.False(t, perm.CanWrite(unit.Type))
+	}
+
+	// change to collaborator
+	assert.NoError(t, repo.AddCollaborator(user))
+	perm, err = GetUserRepoPermission(repo, user)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.True(t, perm.CanWrite(unit.Type))
+	}
+
+	// collaborator
+	collaborator := AssertExistsAndLoadBean(t, &User{ID: 4}).(*User)
+	perm, err = GetUserRepoPermission(repo, collaborator)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.True(t, perm.CanWrite(unit.Type))
+	}
+
+	// owner
+	owner := AssertExistsAndLoadBean(t, &User{ID: 5}).(*User)
+	perm, err = GetUserRepoPermission(repo, owner)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.True(t, perm.CanWrite(unit.Type))
+	}
+
+	// admin
+	admin := AssertExistsAndLoadBean(t, &User{ID: 1}).(*User)
+	perm, err = GetUserRepoPermission(repo, admin)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.True(t, perm.CanWrite(unit.Type))
+	}
+}
+
+func TestRepoPermissionPrivateNonOrgRepo(t *testing.T) {
+	assert.NoError(t, PrepareTestDatabase())
+
+	// private non-organization repo
+	repo := AssertExistsAndLoadBean(t, &Repository{ID: 2}).(*Repository)
+	assert.NoError(t, repo.getUnits(x))
+
+	// plain user
+	user := AssertExistsAndLoadBean(t, &User{ID: 4}).(*User)
+	perm, err := GetUserRepoPermission(repo, user)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.False(t, perm.CanRead(unit.Type))
+		assert.False(t, perm.CanWrite(unit.Type))
+	}
+
+	// change to collaborator to default write access
+	assert.NoError(t, repo.AddCollaborator(user))
+	perm, err = GetUserRepoPermission(repo, user)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.True(t, perm.CanWrite(unit.Type))
+	}
+
+	assert.NoError(t, repo.ChangeCollaborationAccessMode(user.ID, AccessModeRead))
+	perm, err = GetUserRepoPermission(repo, user)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.False(t, perm.CanWrite(unit.Type))
+	}
+
+	// owner
+	owner := AssertExistsAndLoadBean(t, &User{ID: 2}).(*User)
+	perm, err = GetUserRepoPermission(repo, owner)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.True(t, perm.CanWrite(unit.Type))
+	}
+
+	// admin
+	admin := AssertExistsAndLoadBean(t, &User{ID: 1}).(*User)
+	perm, err = GetUserRepoPermission(repo, admin)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.True(t, perm.CanWrite(unit.Type))
+	}
+}
+
+func TestRepoPermissionPublicOrgRepo(t *testing.T) {
+	assert.NoError(t, PrepareTestDatabase())
+
+	// public organization repo
+	repo := AssertExistsAndLoadBean(t, &Repository{ID: 32}).(*Repository)
+	assert.NoError(t, repo.getUnits(x))
+
+	// plain user
+	user := AssertExistsAndLoadBean(t, &User{ID: 5}).(*User)
+	perm, err := GetUserRepoPermission(repo, user)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.False(t, perm.CanWrite(unit.Type))
+	}
+
+	// change to collaborator to default write access
+	assert.NoError(t, repo.AddCollaborator(user))
+	perm, err = GetUserRepoPermission(repo, user)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.True(t, perm.CanWrite(unit.Type))
+	}
+
+	assert.NoError(t, repo.ChangeCollaborationAccessMode(user.ID, AccessModeRead))
+	perm, err = GetUserRepoPermission(repo, user)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.False(t, perm.CanWrite(unit.Type))
+	}
+
+	// org member team owner
+	owner := AssertExistsAndLoadBean(t, &User{ID: 2}).(*User)
+	perm, err = GetUserRepoPermission(repo, owner)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.True(t, perm.CanWrite(unit.Type))
+	}
+
+	// org member team tester
+	member := AssertExistsAndLoadBean(t, &User{ID: 15}).(*User)
+	perm, err = GetUserRepoPermission(repo, member)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+	}
+	assert.True(t, perm.CanWrite(UnitTypeIssues))
+	assert.False(t, perm.CanWrite(UnitTypeCode))
+
+	// admin
+	admin := AssertExistsAndLoadBean(t, &User{ID: 1}).(*User)
+	perm, err = GetUserRepoPermission(repo, admin)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.True(t, perm.CanWrite(unit.Type))
+	}
+}
+
+func TestRepoPermissionPrivateOrgRepo(t *testing.T) {
+	assert.NoError(t, PrepareTestDatabase())
+
+	// private organization repo
+	repo := AssertExistsAndLoadBean(t, &Repository{ID: 24}).(*Repository)
+	assert.NoError(t, repo.getUnits(x))
+
+	// plain user
+	user := AssertExistsAndLoadBean(t, &User{ID: 5}).(*User)
+	perm, err := GetUserRepoPermission(repo, user)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.False(t, perm.CanRead(unit.Type))
+		assert.False(t, perm.CanWrite(unit.Type))
+	}
+
+	// change to collaborator to default write access
+	assert.NoError(t, repo.AddCollaborator(user))
+	perm, err = GetUserRepoPermission(repo, user)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.True(t, perm.CanWrite(unit.Type))
+	}
+
+	assert.NoError(t, repo.ChangeCollaborationAccessMode(user.ID, AccessModeRead))
+	perm, err = GetUserRepoPermission(repo, user)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.False(t, perm.CanWrite(unit.Type))
+	}
+
+	// org member team owner
+	owner := AssertExistsAndLoadBean(t, &User{ID: 15}).(*User)
+	perm, err = GetUserRepoPermission(repo, owner)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.True(t, perm.CanWrite(unit.Type))
+	}
+
+	// org member team tester
+	tester := AssertExistsAndLoadBean(t, &User{ID: 2}).(*User)
+	perm, err = GetUserRepoPermission(repo, tester)
+	assert.NoError(t, err)
+	assert.True(t, perm.CanWrite(UnitTypeIssues))
+	assert.False(t, perm.CanWrite(UnitTypeCode))
+	assert.False(t, perm.CanRead(UnitTypeCode))
+
+	// org member team reviewer
+	reviewer := AssertExistsAndLoadBean(t, &User{ID: 20}).(*User)
+	perm, err = GetUserRepoPermission(repo, reviewer)
+	assert.NoError(t, err)
+	assert.False(t, perm.CanRead(UnitTypeIssues))
+	assert.False(t, perm.CanWrite(UnitTypeCode))
+	assert.True(t, perm.CanRead(UnitTypeCode))
+
+	// admin
+	admin := AssertExistsAndLoadBean(t, &User{ID: 1}).(*User)
+	perm, err = GetUserRepoPermission(repo, admin)
+	assert.NoError(t, err)
+	for _, unit := range repo.Units {
+		assert.True(t, perm.CanRead(unit.Type))
+		assert.True(t, perm.CanWrite(unit.Type))
+	}
+}

models/repo_unit.go

@@ -166,10 +166,7 @@ func (r *RepoUnit) IssuesConfig() *IssuesConfig {
 func (r *RepoUnit) ExternalTrackerConfig() *ExternalTrackerConfig {
 	return r.Config.(*ExternalTrackerConfig)
 }
+
 func getUnitsByRepoID(e Engine, repoID int64) (units []*RepoUnit, err error) {
 	return units, e.Where("repo_id = ?", repoID).Find(&units)
 }
-
-func getUnitsByRepoIDAndIDs(e Engine, repoID int64, types []UnitType) (units []*RepoUnit, err error) {
-	return units, e.Where("repo_id = ?", repoID).In("`type`", types).Find(&units)
-}

models/ssh_key.go

@@ -807,10 +807,10 @@ func DeleteDeployKey(doer *User, id int64) error {
 		if err != nil {
 			return fmt.Errorf("GetRepositoryByID: %v", err)
 		}
-		yes, err := HasAccess(doer.ID, repo, AccessModeAdmin)
+		has, err := IsUserRepoAdmin(repo, doer)
 		if err != nil {
-			return fmt.Errorf("HasAccess: %v", err)
-		} else if !yes {
+			return fmt.Errorf("GetUserRepoPermission: %v", err)
+		} else if !has {
 			return ErrKeyAccessDenied{doer.ID, key.ID, "deploy"}
 		}
 	}

models/user.go

@@ -496,24 +496,6 @@ func (u *User) DeleteAvatar() error {
 	return nil
 }
 
-// IsAdminOfRepo returns true if user has admin or higher access of repository.
-func (u *User) IsAdminOfRepo(repo *Repository) bool {
-	has, err := HasAccess(u.ID, repo, AccessModeAdmin)
-	if err != nil {
-		log.Error(3, "HasAccess: %v", err)
-	}
-	return has
-}
-
-// IsWriterOfRepo returns true if user has write access to given repository.
-func (u *User) IsWriterOfRepo(repo *Repository) bool {
-	has, err := HasAccess(u.ID, repo, AccessModeWrite)
-	if err != nil {
-		log.Error(3, "HasAccess: %v", err)
-	}
-	return has
-}
-
 // IsOrganization returns true if user is actually a organization.
 func (u *User) IsOrganization() bool {
 	return u.Type == UserTypeOrganization
@@ -1170,17 +1152,6 @@ func GetUserByID(id int64) (*User, error) {
 	return getUserByID(x, id)
 }
 
-// GetUserIfHasWriteAccess returns the user with write access of repository by given ID.
-func GetUserIfHasWriteAccess(repo *Repository, userID int64) (*User, error) {
-	has, err := HasAccess(userID, repo, AccessModeWrite)
-	if err != nil {
-		return nil, err
-	} else if !has {
-		return nil, ErrUserNotExist{userID, "", 0}
-	}
-	return GetUserByID(userID)
-}
-
 // GetUserByName returns user by given name.
 func GetUserByName(name string) (*User, error) {
 	return getUserByName(x, name)

models/user_test.go

@@ -169,7 +169,7 @@ func TestGetOrgRepositoryIDs(t *testing.T) {
 	accessibleRepos, err := user2.GetOrgRepositoryIDs()
 	assert.NoError(t, err)
 	// User 2's team has access to private repos 3, 5, repo 32 is a public repo of the organization
-	assert.Equal(t, []int64{3, 5, 32}, accessibleRepos)
+	assert.Equal(t, []int64{3, 5, 23, 24, 32}, accessibleRepos)
 
 	accessibleRepos, err = user4.GetOrgRepositoryIDs()
 	assert.NoError(t, err)

modules/context/permission.go

@@ -0,0 +1,64 @@
+// Copyright 2018 The Gitea 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 context
+
+import (
+	"code.gitea.io/gitea/models"
+	macaron "gopkg.in/macaron.v1"
+)
+
+// RequireRepoAdmin returns a macaron middleware for requiring repository admin permission
+func RequireRepoAdmin() macaron.Handler {
+	return func(ctx *Context) {
+		if !ctx.IsSigned || !ctx.Repo.IsAdmin() {
+			ctx.NotFound(ctx.Req.RequestURI, nil)
+			return
+		}
+	}
+}
+
+// RequireRepoWriter returns a macaron middleware for requiring repository write to the specify unitType
+func RequireRepoWriter(unitType models.UnitType) macaron.Handler {
+	return func(ctx *Context) {
+		if !ctx.Repo.CanWrite(unitType) {
+			ctx.NotFound(ctx.Req.RequestURI, nil)
+			return
+		}
+	}
+}
+
+// RequireRepoWriterOr returns a macaron middleware for requiring repository write to one of the unit permission
+func RequireRepoWriterOr(unitTypes ...models.UnitType) macaron.Handler {
+	return func(ctx *Context) {
+		for _, unitType := range unitTypes {
+			if ctx.Repo.CanWrite(unitType) {
+				return
+			}
+		}
+		ctx.NotFound(ctx.Req.RequestURI, nil)
+	}
+}
+
+// RequireRepoReader returns a macaron middleware for requiring repository read to the specify unitType
+func RequireRepoReader(unitType models.UnitType) macaron.Handler {
+	return func(ctx *Context) {
+		if !ctx.Repo.CanRead(unitType) {
+			ctx.NotFound(ctx.Req.RequestURI, nil)
+			return
+		}
+	}
+}
+
+// RequireRepoReaderOr returns a macaron middleware for requiring repository write to one of the unit permission
+func RequireRepoReaderOr(unitTypes ...models.UnitType) macaron.Handler {
+	return func(ctx *Context) {
+		for _, unitType := range unitTypes {
+			if ctx.Repo.CanRead(unitType) {
+				return
+			}
+		}
+		ctx.NotFound(ctx.Req.RequestURI, nil)
+	}
+}

modules/context/repo.go

@@ -32,7 +32,7 @@ type PullRequest struct {
 
 // Repository contains information to operate a repository
 type Repository struct {
-	AccessMode   models.AccessMode
+	models.Permission
 	IsWatching   bool
 	IsViewBranch bool
 	IsViewTag    bool
@@ -54,34 +54,14 @@ type Repository struct {
 	PullRequest *PullRequest
 }
 
-// IsOwner returns true if current user is the owner of repository.
-func (r *Repository) IsOwner() bool {
-	return r.AccessMode >= models.AccessModeOwner
-}
-
-// IsAdmin returns true if current user has admin or higher access of repository.
-func (r *Repository) IsAdmin() bool {
-	return r.AccessMode >= models.AccessModeAdmin
-}
-
-// IsWriter returns true if current user has write or higher access of repository.
-func (r *Repository) IsWriter() bool {
-	return r.AccessMode >= models.AccessModeWrite
-}
-
-// HasAccess returns true if the current user has at least read access for this repository
-func (r *Repository) HasAccess() bool {
-	return r.AccessMode >= models.AccessModeRead
-}
-
 // CanEnableEditor returns true if repository is editable and user has proper access level.
 func (r *Repository) CanEnableEditor() bool {
-	return r.Repository.CanEnableEditor() && r.IsViewBranch && r.IsWriter()
+	return r.Permission.CanWrite(models.UnitTypeCode) && r.Repository.CanEnableEditor() && r.IsViewBranch
 }
 
 // CanCreateBranch returns true if repository is editable and user has proper access level.
 func (r *Repository) CanCreateBranch() bool {
-	return r.Repository.CanCreateBranch() && r.IsWriter()
+	return r.Permission.CanWrite(models.UnitTypeCode) && r.Repository.CanCreateBranch()
 }
 
 // CanCommitToBranch returns true if repository is editable and user has proper access level
@@ -101,12 +81,12 @@ func (r *Repository) CanUseTimetracker(issue *models.Issue, user *models.User) b
 	// 2. Is the user a contributor, admin, poster or assignee and do the repository policies require this?
 	isAssigned, _ := models.IsUserAssignedToIssue(issue, user)
 	return r.Repository.IsTimetrackerEnabled() && (!r.Repository.AllowOnlyContributorsToTrackTime() ||
-		r.IsWriter() || issue.IsPoster(user.ID) || isAssigned)
+		r.Permission.CanWrite(models.UnitTypeIssues) || issue.IsPoster(user.ID) || isAssigned)
 }
 
 // CanCreateIssueDependencies returns whether or not a user can create dependencies.
 func (r *Repository) CanCreateIssueDependencies(user *models.User) bool {
-	return r.Repository.IsDependenciesEnabled() && r.IsWriter()
+	return r.Permission.CanWrite(models.UnitTypeIssues) && r.Repository.IsDependenciesEnabled()
 }
 
 // GetCommitsCount returns cached commit count for current view
@@ -221,24 +201,15 @@ func RedirectToRepo(ctx *Context, redirectRepoID int64) {
 }
 
 func repoAssignment(ctx *Context, repo *models.Repository) {
-	// Admin has super access.
-	if ctx.IsSigned && ctx.User.IsAdmin {
-		ctx.Repo.AccessMode = models.AccessModeOwner
-	} else {
-		var userID int64
-		if ctx.User != nil {
-			userID = ctx.User.ID
-		}
-		mode, err := models.AccessLevel(userID, repo)
+	var err error
+	ctx.Repo.Permission, err = models.GetUserRepoPermission(repo, ctx.User)
 	if err != nil {
-			ctx.ServerError("AccessLevel", err)
+		ctx.ServerError("GetUserRepoPermission", err)
 		return
 	}
-		ctx.Repo.AccessMode = mode
-	}
 
 	// Check access.
-	if ctx.Repo.AccessMode == models.AccessModeNone {
+	if ctx.Repo.Permission.AccessMode == models.AccessModeNone {
 		if ctx.Query("go-get") == "1" {
 			EarlyResponseForGoGetMeta(ctx)
 			return
@@ -247,6 +218,7 @@ func repoAssignment(ctx *Context, repo *models.Repository) {
 		return
 	}
 	ctx.Data["HasAccess"] = true
+	ctx.Data["Permission"] = &ctx.Repo.Permission
 
 	if repo.IsMirror {
 		var err error
@@ -281,10 +253,6 @@ func RepoIDAssignment() macaron.Handler {
 			return
 		}
 
-		if err = repo.GetOwner(); err != nil {
-			ctx.ServerError("GetOwner", err)
-			return
-		}
 		repoAssignment(ctx, repo)
 	}
 }
@@ -381,7 +349,9 @@ func RepoAssignment() macaron.Handler {
 		ctx.Data["Owner"] = ctx.Repo.Repository.Owner
 		ctx.Data["IsRepositoryOwner"] = ctx.Repo.IsOwner()
 		ctx.Data["IsRepositoryAdmin"] = ctx.Repo.IsAdmin()
-		ctx.Data["IsRepositoryWriter"] = ctx.Repo.IsWriter()
+		ctx.Data["CanWriteCode"] = ctx.Repo.CanWrite(models.UnitTypeCode)
+		ctx.Data["CanWriteIssues"] = ctx.Repo.CanWrite(models.UnitTypeIssues)
+		ctx.Data["CanWritePulls"] = ctx.Repo.CanWrite(models.UnitTypePullRequests)
 
 		if ctx.Data["CanSignedUserFork"], err = ctx.Repo.Repository.CanUserFork(ctx.User); err != nil {
 			ctx.ServerError("CanUserFork", err)
@@ -435,7 +405,7 @@ func RepoAssignment() macaron.Handler {
 		}
 
 		// People who have push access or have forked repository can propose a new pull request.
-		if ctx.Repo.IsWriter() || (ctx.IsSigned && ctx.User.HasForkedRepo(ctx.Repo.Repository.ID)) {
+		if ctx.Repo.CanWrite(models.UnitTypeCode) || (ctx.IsSigned && ctx.User.HasForkedRepo(ctx.Repo.Repository.ID)) {
 			// Pull request is allowed if this is a fork repository
 			// and base repository accepts pull requests.
 			if repo.BaseRepo != nil && repo.BaseRepo.AllowsPulls() {
@@ -453,9 +423,6 @@ func RepoAssignment() macaron.Handler {
 					ctx.Repo.PullRequest.HeadInfo = ctx.Repo.BranchName
 				}
 			}
-
-			// Reset repo units as otherwise user specific units wont be loaded later
-			ctx.Repo.Repository.Units = nil
 		}
 		ctx.Data["PullRequestCtx"] = ctx.Repo.PullRequest
 
@@ -661,64 +628,6 @@ func RepoRefByType(refType RepoRefType) macaron.Handler {
 	}
 }
 
-// RequireRepoAdmin returns a macaron middleware for requiring repository admin permission
-func RequireRepoAdmin() macaron.Handler {
-	return func(ctx *Context) {
-		if !ctx.IsSigned || (!ctx.Repo.IsAdmin() && !ctx.User.IsAdmin) {
-			ctx.NotFound(ctx.Req.RequestURI, nil)
-			return
-		}
-	}
-}
-
-// RequireRepoWriter returns a macaron middleware for requiring repository write permission
-func RequireRepoWriter() macaron.Handler {
-	return func(ctx *Context) {
-		if !ctx.IsSigned || (!ctx.Repo.IsWriter() && !ctx.User.IsAdmin) {
-			ctx.NotFound(ctx.Req.RequestURI, nil)
-			return
-		}
-	}
-}
-
-// LoadRepoUnits loads repsitory's units, it should be called after repository and user loaded
-func LoadRepoUnits() macaron.Handler {
-	return func(ctx *Context) {
-		var isAdmin bool
-		if ctx.User != nil && ctx.User.IsAdmin {
-			isAdmin = true
-		}
-
-		var userID int64
-		if ctx.User != nil {
-			userID = ctx.User.ID
-		}
-		err := ctx.Repo.Repository.LoadUnitsByUserID(userID, isAdmin)
-		if err != nil {
-			ctx.ServerError("LoadUnitsByUserID", err)
-			return
-		}
-	}
-}
-
-// CheckUnit will check whether unit type is enabled
-func CheckUnit(unitType models.UnitType) macaron.Handler {
-	return func(ctx *Context) {
-		if !ctx.Repo.Repository.UnitEnabled(unitType) {
-			ctx.NotFound("CheckUnit", fmt.Errorf("%s: %v", ctx.Tr("units.error.unit_not_allowed"), unitType))
-		}
-	}
-}
-
-// CheckAnyUnit will check whether any of the unit types are enabled
-func CheckAnyUnit(unitTypes ...models.UnitType) macaron.Handler {
-	return func(ctx *Context) {
-		if !ctx.Repo.Repository.AnyUnitEnabled(unitTypes...) {
-			ctx.NotFound("CheckAnyUnit", fmt.Errorf("%s: %v", ctx.Tr("units.error.unit_not_allowed"), unitTypes))
-		}
-	}
-}
-
 // GitHookService checks if repository Git hooks service has been enabled.
 func GitHookService() macaron.Handler {
 	return func(ctx *Context) {

modules/lfs/server.go

@@ -497,12 +497,12 @@ func authenticate(ctx *context.Context, repository *models.Repository, authoriza
 		accessMode = models.AccessModeWrite
 	}
 
-	if !repository.IsPrivate && !requireWrite {
-		return true
+	perm, err := models.GetUserRepoPermission(repository, ctx.User)
+	if err != nil {
+		return false
 	}
 	if ctx.IsSigned {
-		accessCheck, _ := models.HasAccess(ctx.User.ID, repository, accessMode)
-		return accessCheck
+		return perm.CanAccess(accessMode, models.UnitTypeCode)
 	}
 
 	user, repo, opStr, err := parseToken(authorization)
@@ -511,8 +511,11 @@ func authenticate(ctx *context.Context, repository *models.Repository, authoriza
 	}
 	ctx.User = user
 	if opStr == "basic" {
-		accessCheck, _ := models.HasAccess(ctx.User.ID, repository, accessMode)
-		return accessCheck
+		perm, err = models.GetUserRepoPermission(repository, ctx.User)
+		if err != nil {
+			return false
+		}
+		return perm.CanAccess(accessMode, models.UnitTypeCode)
 	}
 	if repository.ID == repo.ID {
 		if requireWrite && opStr != "upload" {

modules/private/internal.go

@@ -51,27 +51,9 @@ func newInternalRequest(url, method string) *httplib.Request {
 }
 
 // CheckUnitUser check whether user could visit the unit of this repository
-func CheckUnitUser(userID, repoID int64, isAdmin bool, unitType models.UnitType) (bool, error) {
+func CheckUnitUser(userID, repoID int64, isAdmin bool, unitType models.UnitType) (*models.AccessMode, error) {
 	reqURL := setting.LocalURL + fmt.Sprintf("api/internal/repositories/%d/user/%d/checkunituser?isAdmin=%t&unitType=%d", repoID, userID, isAdmin, unitType)
-	log.GitLogger.Trace("AccessLevel: %s", reqURL)
-
-	resp, err := newInternalRequest(reqURL, "GET").Response()
-	if err != nil {
-		return false, err
-	}
-	defer resp.Body.Close()
-
-	if resp.StatusCode == 200 {
-		return true, nil
-	}
-	return false, nil
-}
-
-// AccessLevel returns the Access a user has to a repository. Will return NoneAccess if the
-// user does not have access.
-func AccessLevel(userID, repoID int64) (*models.AccessMode, error) {
-	reqURL := setting.LocalURL + fmt.Sprintf("api/internal/repositories/%d/user/%d/accesslevel", repoID, userID)
-	log.GitLogger.Trace("AccessLevel: %s", reqURL)
+	log.GitLogger.Trace("CheckUnitUser: %s", reqURL)
 
 	resp, err := newInternalRequest(reqURL, "GET").Response()
 	if err != nil {
@@ -80,7 +62,7 @@ func AccessLevel(userID, repoID int64) (*models.AccessMode, error) {
 	defer resp.Body.Close()
 
 	if resp.StatusCode != 200 {
-		return nil, fmt.Errorf("Failed to get user access level: %s", decodeJSONError(resp).Err)
+		return nil, fmt.Errorf("Failed to CheckUnitUser: %s", decodeJSONError(resp).Err)
 	}
 
 	var a models.AccessMode

modules/test/context_tests.go

@@ -47,6 +47,9 @@ func LoadRepo(t *testing.T, ctx *context.Context, repoID int64) {
 	ctx.Repo = &context.Repository{}
 	ctx.Repo.Repository = models.AssertExistsAndLoadBean(t, &models.Repository{ID: repoID}).(*models.Repository)
 	ctx.Repo.RepoLink = ctx.Repo.Repository.Link()
+	var err error
+	ctx.Repo.Permission, err = models.GetUserRepoPermission(ctx.Repo.Repository, ctx.User)
+	assert.NoError(t, err)
 }
 
 // LoadRepoCommit loads a repo's commit into a test context.

routers/api/v1/api.go

@@ -1,5 +1,5 @@
 // Copyright 2015 The Gogs Authors. All rights reserved.
-// Copyright 2018 The Gitea Authors. All rights reserved.
+// Copyright 2016 The Gitea Authors. All rights reserved.
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
@@ -71,7 +71,6 @@ import (
 	"code.gitea.io/gitea/routers/api/v1/repo"
 	_ "code.gitea.io/gitea/routers/api/v1/swagger" // for swagger generation
 	"code.gitea.io/gitea/routers/api/v1/user"
-	"code.gitea.io/gitea/routers/api/v1/utils"
 	api "code.gitea.io/sdk/gitea"
 
 	"github.com/go-macaron/binding"
@@ -152,24 +151,18 @@ func repoAssignment() macaron.Handler {
 			return
 		}
 		repo.Owner = owner
+		ctx.Repo.Repository = repo
 
-		if ctx.IsSigned && ctx.User.IsAdmin {
-			ctx.Repo.AccessMode = models.AccessModeOwner
-		} else {
-			mode, err := models.AccessLevel(utils.UserID(ctx), repo)
+		ctx.Repo.Permission, err = models.GetUserRepoPermission(repo, ctx.User)
 		if err != nil {
-				ctx.Error(500, "AccessLevel", err)
+			ctx.Error(500, "GetUserRepoPermission", err)
 			return
 		}
-			ctx.Repo.AccessMode = mode
-		}
 
 		if !ctx.Repo.HasAccess() {
 			ctx.Status(404)
 			return
 		}
-
-		ctx.Repo.Repository = repo
 	}
 }
 
@@ -196,7 +189,8 @@ func reqBasicAuth() macaron.Handler {
 	}
 }
 
-func reqAdmin() macaron.Handler {
+// reqSiteAdmin user should be the site admin
+func reqSiteAdmin() macaron.Handler {
 	return func(ctx *context.Context) {
 		if !ctx.IsSigned || !ctx.User.IsAdmin {
 			ctx.Error(403)
@@ -205,15 +199,56 @@ func reqAdmin() macaron.Handler {
 	}
 }
 
-func reqRepoWriter() macaron.Handler {
+// reqOwner user should be the owner of the repo.
+func reqOwner() macaron.Handler {
 	return func(ctx *context.Context) {
-		if !ctx.Repo.IsWriter() {
+		if !ctx.Repo.IsOwner() {
 			ctx.Error(403)
 			return
 		}
 	}
 }
 
+// reqAdmin user should be an owner or a collaborator with admin write of a repository
+func reqAdmin() macaron.Handler {
+	return func(ctx *context.Context) {
+		if !ctx.Repo.IsAdmin() {
+			ctx.Error(403)
+			return
+		}
+	}
+}
+
+func reqRepoReader(unitType models.UnitType) macaron.Handler {
+	return func(ctx *context.Context) {
+		if !ctx.Repo.CanRead(unitType) {
+			ctx.Error(403)
+			return
+		}
+	}
+}
+
+func reqAnyRepoReader() macaron.Handler {
+	return func(ctx *context.Context) {
+		if !ctx.Repo.HasAccess() {
+			ctx.Error(403)
+			return
+		}
+	}
+}
+
+func reqRepoWriter(unitTypes ...models.UnitType) macaron.Handler {
+	return func(ctx *context.Context) {
+		for _, unitType := range unitTypes {
+			if ctx.Repo.CanWrite(unitType) {
+				return
+			}
+		}
+
+		ctx.Error(403)
+	}
+}
+
 func reqOrgMembership() macaron.Handler {
 	return func(ctx *context.APIContext) {
 		var orgID int64
@@ -308,22 +343,22 @@ func orgAssignment(args ...bool) macaron.Handler {
 }
 
 func mustEnableIssues(ctx *context.APIContext) {
-	if !ctx.Repo.Repository.UnitEnabled(models.UnitTypeIssues) {
+	if !ctx.Repo.CanRead(models.UnitTypeIssues) {
 		ctx.Status(404)
 		return
 	}
 }
 
 func mustAllowPulls(ctx *context.Context) {
-	if !ctx.Repo.Repository.AllowsPulls() {
+	if !(ctx.Repo.Repository.CanEnablePulls() && ctx.Repo.CanRead(models.UnitTypePullRequests)) {
 		ctx.Status(404)
 		return
 	}
 }
 
 func mustEnableIssuesOrPulls(ctx *context.Context) {
-	if !ctx.Repo.Repository.UnitEnabled(models.UnitTypeIssues) &&
-		!ctx.Repo.Repository.AllowsPulls() {
+	if !ctx.Repo.CanRead(models.UnitTypeIssues) &&
+		!(ctx.Repo.Repository.CanEnablePulls() && ctx.Repo.CanRead(models.UnitTypePullRequests)) {
 		ctx.Status(404)
 		return
 	}
@@ -443,7 +478,8 @@ func RegisterRoutes(m *macaron.Macaron) {
 			m.Post("/migrate", reqToken(), bind(auth.MigrateRepoForm{}), repo.Migrate)
 
 			m.Group("/:username/:reponame", func() {
-				m.Combo("").Get(repo.Get).Delete(reqToken(), repo.Delete)
+				m.Combo("").Get(reqAnyRepoReader(), repo.Get).
+					Delete(reqToken(), reqOwner(), repo.Delete)
 				m.Group("/hooks", func() {
 					m.Combo("").Get(repo.ListHooks).
 						Post(bind(api.CreateHookOption{}), repo.CreateHook)
@@ -453,31 +489,30 @@ func RegisterRoutes(m *macaron.Macaron) {
 							Delete(repo.DeleteHook)
 						m.Post("/tests", context.RepoRef(), repo.TestHook)
 					})
-				}, reqToken(), reqRepoWriter())
+				}, reqToken(), reqAdmin())
 				m.Group("/collaborators", func() {
 					m.Get("", repo.ListCollaborators)
 					m.Combo("/:collaborator").Get(repo.IsCollaborator).
 						Put(bind(api.AddCollaboratorOption{}), repo.AddCollaborator).
 						Delete(repo.DeleteCollaborator)
-				}, reqToken())
-				m.Get("/raw/*", context.RepoRefByType(context.RepoRefAny), repo.GetRawFile)
-				m.Get("/archive/*", repo.GetArchive)
+				}, reqToken(), reqAdmin())
+				m.Get("/raw/*", context.RepoRefByType(context.RepoRefAny), reqRepoReader(models.UnitTypeCode), repo.GetRawFile)
+				m.Get("/archive/*", reqRepoReader(models.UnitTypeCode), repo.GetArchive)
 				m.Combo("/forks").Get(repo.ListForks).
-					Post(reqToken(), bind(api.CreateForkOption{}), repo.CreateFork)
+					Post(reqToken(), reqRepoReader(models.UnitTypeCode), bind(api.CreateForkOption{}), repo.CreateFork)
 				m.Group("/branches", func() {
 					m.Get("", repo.ListBranches)
 					m.Get("/*", context.RepoRefByType(context.RepoRefBranch), repo.GetBranch)
-				})
+				}, reqRepoReader(models.UnitTypeCode))
 				m.Group("/keys", func() {
 					m.Combo("").Get(repo.ListDeployKeys).
 						Post(bind(api.CreateKeyOption{}), repo.CreateDeployKey)
 					m.Combo("/:id").Get(repo.GetDeployKey).
 						Delete(repo.DeleteDeploykey)
-				}, reqToken(), reqRepoWriter())
+				}, reqToken(), reqAdmin())
 				m.Group("/times", func() {
 					m.Combo("").Get(repo.ListTrackedTimesByRepository)
 					m.Combo("/:timetrackingusername").Get(repo.ListTrackedTimesByUser)
-
 				}, mustEnableIssues)
 				m.Group("/issues", func() {
 					m.Combo("").Get(repo.ListIssues).
@@ -517,17 +552,17 @@ func RegisterRoutes(m *macaron.Macaron) {
 				}, mustEnableIssuesOrPulls)
 				m.Group("/labels", func() {
 					m.Combo("").Get(repo.ListLabels).
-						Post(reqToken(), bind(api.CreateLabelOption{}), repo.CreateLabel)
+						Post(reqToken(), reqRepoWriter(models.UnitTypeIssues, models.UnitTypePullRequests), bind(api.CreateLabelOption{}), repo.CreateLabel)
 					m.Combo("/:id").Get(repo.GetLabel).
-						Patch(reqToken(), bind(api.EditLabelOption{}), repo.EditLabel).
-						Delete(reqToken(), repo.DeleteLabel)
+						Patch(reqToken(), reqRepoWriter(models.UnitTypeIssues, models.UnitTypePullRequests), bind(api.EditLabelOption{}), repo.EditLabel).
+						Delete(reqToken(), reqRepoWriter(models.UnitTypeIssues, models.UnitTypePullRequests), repo.DeleteLabel)
 				})
 				m.Group("/milestones", func() {
 					m.Combo("").Get(repo.ListMilestones).
-						Post(reqToken(), reqRepoWriter(), bind(api.CreateMilestoneOption{}), repo.CreateMilestone)
+						Post(reqToken(), reqRepoWriter(models.UnitTypeIssues, models.UnitTypePullRequests), bind(api.CreateMilestoneOption{}), repo.CreateMilestone)
 					m.Combo("/:id").Get(repo.GetMilestone).
-						Patch(reqToken(), reqRepoWriter(), bind(api.EditMilestoneOption{}), repo.EditMilestone).
-						Delete(reqToken(), reqRepoWriter(), repo.DeleteMilestone)
+						Patch(reqToken(), reqRepoWriter(models.UnitTypeIssues, models.UnitTypePullRequests), bind(api.EditMilestoneOption{}), repo.EditMilestone).
+						Delete(reqToken(), reqRepoWriter(models.UnitTypeIssues, models.UnitTypePullRequests), repo.DeleteMilestone)
 				})
 				m.Get("/stargazers", repo.ListStargazers)
 				m.Get("/subscribers", repo.ListSubscribers)
@@ -538,45 +573,44 @@ func RegisterRoutes(m *macaron.Macaron) {
 				})
 				m.Group("/releases", func() {
 					m.Combo("").Get(repo.ListReleases).
-						Post(reqToken(), reqRepoWriter(), context.ReferencesGitRepo(), bind(api.CreateReleaseOption{}), repo.CreateRelease)
+						Post(reqToken(), reqRepoWriter(models.UnitTypeReleases), context.ReferencesGitRepo(), bind(api.CreateReleaseOption{}), repo.CreateRelease)
 					m.Group("/:id", func() {
 						m.Combo("").Get(repo.GetRelease).
-							Patch(reqToken(), reqRepoWriter(), context.ReferencesGitRepo(), bind(api.EditReleaseOption{}), repo.EditRelease).
-							Delete(reqToken(), reqRepoWriter(), repo.DeleteRelease)
+							Patch(reqToken(), reqRepoWriter(models.UnitTypeReleases), context.ReferencesGitRepo(), bind(api.EditReleaseOption{}), repo.EditRelease).
+							Delete(reqToken(), reqRepoWriter(models.UnitTypeReleases), repo.DeleteRelease)
 						m.Group("/assets", func() {
 							m.Combo("").Get(repo.ListReleaseAttachments).
-								Post(reqToken(), reqRepoWriter(), repo.CreateReleaseAttachment)
+								Post(reqToken(), reqRepoWriter(models.UnitTypeReleases), repo.CreateReleaseAttachment)
 							m.Combo("/:asset").Get(repo.GetReleaseAttachment).
-								Patch(reqToken(), reqRepoWriter(), bind(api.EditAttachmentOptions{}), repo.EditReleaseAttachment).
-								Delete(reqToken(), reqRepoWriter(), repo.DeleteReleaseAttachment)
+								Patch(reqToken(), reqRepoWriter(models.UnitTypeReleases), bind(api.EditAttachmentOptions{}), repo.EditReleaseAttachment).
+								Delete(reqToken(), reqRepoWriter(models.UnitTypeReleases), repo.DeleteReleaseAttachment)
 						})
 					})
-				})
-				m.Post("/mirror-sync", reqToken(), reqRepoWriter(), repo.MirrorSync)
-				m.Get("/editorconfig/:filename", context.RepoRef(), repo.GetEditorconfig)
+				}, reqRepoReader(models.UnitTypeReleases))
+				m.Post("/mirror-sync", reqToken(), reqRepoWriter(models.UnitTypeCode), repo.MirrorSync)
+				m.Get("/editorconfig/:filename", context.RepoRef(), reqRepoReader(models.UnitTypeCode), repo.GetEditorconfig)
 				m.Group("/pulls", func() {
 					m.Combo("").Get(bind(api.ListPullRequestsOptions{}), repo.ListPullRequests).
-						Post(reqToken(), reqRepoWriter(), bind(api.CreatePullRequestOption{}), repo.CreatePullRequest)
+						Post(reqToken(), bind(api.CreatePullRequestOption{}), repo.CreatePullRequest)
 					m.Group("/:index", func() {
 						m.Combo("").Get(repo.GetPullRequest).
-							Patch(reqToken(), reqRepoWriter(), bind(api.EditPullRequestOption{}), repo.EditPullRequest)
+							Patch(reqToken(), reqRepoWriter(models.UnitTypePullRequests), bind(api.EditPullRequestOption{}), repo.EditPullRequest)
 						m.Combo("/merge").Get(repo.IsPullRequestMerged).
-							Post(reqToken(), reqRepoWriter(), bind(auth.MergePullRequestForm{}), repo.MergePullRequest)
+							Post(reqToken(), reqRepoWriter(models.UnitTypePullRequests), bind(auth.MergePullRequestForm{}), repo.MergePullRequest)
 					})
-
-				}, mustAllowPulls, context.ReferencesGitRepo())
+				}, mustAllowPulls, reqRepoReader(models.UnitTypeCode), context.ReferencesGitRepo())
 				m.Group("/statuses", func() {
 					m.Combo("/:sha").Get(repo.GetCommitStatuses).
-						Post(reqToken(), reqRepoWriter(), bind(api.CreateStatusOption{}), repo.NewCommitStatus)
-				})
+						Post(reqToken(), bind(api.CreateStatusOption{}), repo.NewCommitStatus)
+				}, reqRepoReader(models.UnitTypeCode))
 				m.Group("/commits/:ref", func() {
 					m.Get("/status", repo.GetCombinedCommitStatusByRef)
 					m.Get("/statuses", repo.GetCommitStatusesByRef)
-				})
+				}, reqRepoReader(models.UnitTypeCode))
 				m.Group("/git", func() {
 					m.Get("/refs", repo.GetGitAllRefs)
 					m.Get("/refs/*", repo.GetGitRefs)
-				})
+				}, reqRepoReader(models.UnitTypeCode))
 			}, repoAssignment())
 		})
 
@@ -645,7 +679,7 @@ func RegisterRoutes(m *macaron.Macaron) {
 					m.Post("/repos", bind(api.CreateRepoOption{}), admin.CreateRepo)
 				})
 			})
-		}, reqToken(), reqAdmin())
+		}, reqToken(), reqSiteAdmin())
 
 		m.Group("/topics", func() {
 			m.Get("/search", repo.TopicSearch)

routers/api/v1/org/team.go

@@ -311,7 +311,7 @@ func GetTeamRepos(ctx *context.APIContext) {
 	}
 	repos := make([]*api.Repository, len(team.Repos))
 	for i, repo := range team.Repos {
-		access, err := models.AccessLevel(ctx.User.ID, repo)
+		access, err := models.AccessLevel(ctx.User, repo)
 		if err != nil {
 			ctx.Error(500, "GetTeamRepos", err)
 			return
@@ -366,7 +366,7 @@ func AddTeamRepository(ctx *context.APIContext) {
 	if ctx.Written() {
 		return
 	}
-	if access, err := models.AccessLevel(ctx.User.ID, repo); err != nil {
+	if access, err := models.AccessLevel(ctx.User, repo); err != nil {
 		ctx.Error(500, "AccessLevel", err)
 		return
 	} else if access < models.AccessModeAdmin {
@@ -413,7 +413,7 @@ func RemoveTeamRepository(ctx *context.APIContext) {
 	if ctx.Written() {
 		return
 	}
-	if access, err := models.AccessLevel(ctx.User.ID, repo); err != nil {
+	if access, err := models.AccessLevel(ctx.User, repo); err != nil {
 		ctx.Error(500, "AccessLevel", err)
 		return
 	} else if access < models.AccessModeAdmin {

routers/api/v1/repo/collaborators.go

@@ -1,4 +1,5 @@
 // Copyright 2016 The Gogs Authors. All rights reserved.
+// Copyright 2018 The Gitea Authors. All rights reserved.
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
@@ -34,10 +35,6 @@ func ListCollaborators(ctx *context.APIContext) {
 	// responses:
 	//   "200":
 	//     "$ref": "#/responses/UserList"
-	if !ctx.Repo.IsWriter() {
-		ctx.Error(403, "", "User does not have push access")
-		return
-	}
 	collaborators, err := ctx.Repo.Repository.GetCollaborators()
 	if err != nil {
 		ctx.Error(500, "ListCollaborators", err)
@@ -78,10 +75,6 @@ func IsCollaborator(ctx *context.APIContext) {
 	//     "$ref": "#/responses/empty"
 	//   "404":
 	//     "$ref": "#/responses/empty"
-	if !ctx.Repo.IsWriter() {
-		ctx.Error(403, "", "User does not have push access")
-		return
-	}
 	user, err := models.GetUserByName(ctx.Params(":collaborator"))
 	if err != nil {
 		if models.IsErrUserNotExist(err) {
@@ -133,10 +126,6 @@ func AddCollaborator(ctx *context.APIContext, form api.AddCollaboratorOption) {
 	// responses:
 	//   "204":
 	//     "$ref": "#/responses/empty"
-	if !ctx.Repo.IsWriter() {
-		ctx.Error(403, "", "User does not have push access")
-		return
-	}
 	collaborator, err := models.GetUserByName(ctx.Params(":collaborator"))
 	if err != nil {
 		if models.IsErrUserNotExist(err) {
@@ -193,11 +182,6 @@ func DeleteCollaborator(ctx *context.APIContext) {
 	// responses:
 	//   "204":
 	//     "$ref": "#/responses/empty"
-	if !ctx.Repo.IsWriter() {
-		ctx.Error(403, "", "User does not have push access")
-		return
-	}
-
 	collaborator, err := models.GetUserByName(ctx.Params(":collaborator"))
 	if err != nil {
 		if models.IsErrUserNotExist(err) {

routers/api/v1/repo/file.go

@@ -1,4 +1,5 @@
 // Copyright 2014 The Gogs Authors. All rights reserved.
+// Copyright 2018 The Gitea Authors. All rights reserved.
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
@@ -38,11 +39,6 @@ func GetRawFile(ctx *context.APIContext) {
 	// responses:
 	//   200:
 	//     description: success
-	if !ctx.Repo.HasAccess() {
-		ctx.Status(404)
-		return
-	}
-
 	if ctx.Repo.Repository.IsBare {
 		ctx.Status(404)
 		return

routers/api/v1/repo/fork.go

@@ -7,7 +7,6 @@ package repo
 import (
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/modules/context"
-	"code.gitea.io/gitea/routers/api/v1/utils"
 
 	api "code.gitea.io/sdk/gitea"
 )
@@ -40,7 +39,7 @@ func ListForks(ctx *context.APIContext) {
 	}
 	apiForks := make([]*api.Repository, len(forks))
 	for i, fork := range forks {
-		access, err := models.AccessLevel(utils.UserID(ctx), fork)
+		access, err := models.AccessLevel(ctx.User, fork)
 		if err != nil {
 			ctx.Error(500, "AccessLevel", err)
 			return

routers/api/v1/repo/issue.go

@@ -169,7 +169,7 @@ func CreateIssue(ctx *context.APIContext, form api.CreateIssueOption) {
 	//     "$ref": "#/responses/Issue"
 
 	var deadlineUnix util.TimeStamp
-	if form.Deadline != nil && ctx.Repo.IsWriter() {
+	if form.Deadline != nil && ctx.Repo.CanWrite(models.UnitTypeIssues) {
 		deadlineUnix = util.TimeStamp(form.Deadline.Unix())
 	}
 
@@ -184,7 +184,7 @@ func CreateIssue(ctx *context.APIContext, form api.CreateIssueOption) {
 
 	var assigneeIDs = make([]int64, 0)
 	var err error
-	if ctx.Repo.IsWriter() {
+	if ctx.Repo.CanWrite(models.UnitTypeIssues) {
 		issue.MilestoneID = form.Milestone
 		assigneeIDs, err = models.MakeIDsFromAPIAssigneesToAdd(form.Assignee, form.Assignees)
 		if err != nil {
@@ -274,7 +274,7 @@ func EditIssue(ctx *context.APIContext, form api.EditIssueOption) {
 		return
 	}
 
-	if !issue.IsPoster(ctx.User.ID) && !ctx.Repo.IsWriter() {
+	if !issue.IsPoster(ctx.User.ID) && !ctx.Repo.CanWrite(models.UnitTypeIssues) {
 		ctx.Status(403)
 		return
 	}
@@ -288,7 +288,7 @@ func EditIssue(ctx *context.APIContext, form api.EditIssueOption) {
 
 	// Update the deadline
 	var deadlineUnix util.TimeStamp
-	if form.Deadline != nil && !form.Deadline.IsZero() && ctx.Repo.IsWriter() {
+	if form.Deadline != nil && !form.Deadline.IsZero() && ctx.Repo.CanWrite(models.UnitTypeIssues) {
 		deadlineUnix = util.TimeStamp(form.Deadline.Unix())
 	}
 
@@ -305,8 +305,7 @@ func EditIssue(ctx *context.APIContext, form api.EditIssueOption) {
 	// Pass one or more user logins to replace the set of assignees on this Issue.
 	// Send an empty array ([]) to clear all assignees from the Issue.
 
-	if ctx.Repo.IsWriter() && (form.Assignees != nil || form.Assignee != nil) {
-
+	if ctx.Repo.CanWrite(models.UnitTypeIssues) && (form.Assignees != nil || form.Assignee != nil) {
 		oneAssignee := ""
 		if form.Assignee != nil {
 			oneAssignee = *form.Assignee
@@ -319,7 +318,7 @@ func EditIssue(ctx *context.APIContext, form api.EditIssueOption) {
 		}
 	}
 
-	if ctx.Repo.IsWriter() && form.Milestone != nil &&
+	if ctx.Repo.CanWrite(models.UnitTypeIssues) && form.Milestone != nil &&
 		issue.MilestoneID != *form.Milestone {
 		oldMilestoneID := issue.MilestoneID
 		issue.MilestoneID = *form.Milestone
@@ -403,7 +402,7 @@ func UpdateIssueDeadline(ctx *context.APIContext, form api.EditDeadlineOption) {
 		return
 	}
 
-	if !ctx.Repo.IsWriter() {
+	if !ctx.Repo.CanWrite(models.UnitTypeIssues) {
 		ctx.Status(403)
 		return
 	}

routers/api/v1/repo/issue_label.go

@@ -1,4 +1,5 @@
 // Copyright 2016 The Gogs Authors. All rights reserved.
+// Copyright 2018 The Gitea Authors. All rights reserved.
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
@@ -90,11 +91,6 @@ func AddIssueLabels(ctx *context.APIContext, form api.IssueLabelsOption) {
 	// responses:
 	//   "200":
 	//     "$ref": "#/responses/LabelList"
-	if !ctx.Repo.IsWriter() {
-		ctx.Status(403)
-		return
-	}
-
 	issue, err := models.GetIssueByIndex(ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
 	if err != nil {
 		if models.IsErrIssueNotExist(err) {
@@ -105,6 +101,11 @@ func AddIssueLabels(ctx *context.APIContext, form api.IssueLabelsOption) {
 		return
 	}
 
+	if !ctx.Repo.CanWriteIssuesOrPulls(issue.IsPull) {
+		ctx.Status(403)
+		return
+	}
+
 	labels, err := models.GetLabelsInRepoByIDs(ctx.Repo.Repository.ID, form.Labels)
 	if err != nil {
 		ctx.Error(500, "GetLabelsInRepoByIDs", err)
@@ -162,11 +163,6 @@ func DeleteIssueLabel(ctx *context.APIContext) {
 	// responses:
 	//   "204":
 	//     "$ref": "#/responses/empty"
-	if !ctx.Repo.IsWriter() {
-		ctx.Status(403)
-		return
-	}
-
 	issue, err := models.GetIssueByIndex(ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
 	if err != nil {
 		if models.IsErrIssueNotExist(err) {
@@ -177,6 +173,11 @@ func DeleteIssueLabel(ctx *context.APIContext) {
 		return
 	}
 
+	if !ctx.Repo.CanWriteIssuesOrPulls(issue.IsPull) {
+		ctx.Status(403)
+		return
+	}
+
 	label, err := models.GetLabelInRepoByID(ctx.Repo.Repository.ID, ctx.ParamsInt64(":id"))
 	if err != nil {
 		if models.IsErrLabelNotExist(err) {
@@ -228,11 +229,6 @@ func ReplaceIssueLabels(ctx *context.APIContext, form api.IssueLabelsOption) {
 	// responses:
 	//   "200":
 	//     "$ref": "#/responses/LabelList"
-	if !ctx.Repo.IsWriter() {
-		ctx.Status(403)
-		return
-	}
-
 	issue, err := models.GetIssueByIndex(ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
 	if err != nil {
 		if models.IsErrIssueNotExist(err) {
@@ -243,6 +239,11 @@ func ReplaceIssueLabels(ctx *context.APIContext, form api.IssueLabelsOption) {
 		return
 	}
 
+	if !ctx.Repo.CanWriteIssuesOrPulls(issue.IsPull) {
+		ctx.Status(403)
+		return
+	}
+
 	labels, err := models.GetLabelsInRepoByIDs(ctx.Repo.Repository.ID, form.Labels)
 	if err != nil {
 		ctx.Error(500, "GetLabelsInRepoByIDs", err)
@@ -294,11 +295,6 @@ func ClearIssueLabels(ctx *context.APIContext) {
 	// responses:
 	//   "204":
 	//     "$ref": "#/responses/empty"
-	if !ctx.Repo.IsWriter() {
-		ctx.Status(403)
-		return
-	}
-
 	issue, err := models.GetIssueByIndex(ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
 	if err != nil {
 		if models.IsErrIssueNotExist(err) {
@@ -309,6 +305,11 @@ func ClearIssueLabels(ctx *context.APIContext) {
 		return
 	}
 
+	if !ctx.Repo.CanWriteIssuesOrPulls(issue.IsPull) {
+		ctx.Status(403)
+		return
+	}
+
 	if err := issue.ClearLabels(ctx.User); err != nil {
 		ctx.Error(500, "ClearLabels", err)
 		return

routers/api/v1/repo/label.go

@@ -1,4 +1,5 @@
 // Copyright 2016 The Gogs Authors. All rights reserved.
+// Copyright 2018 The Gitea Authors. All rights reserved.
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
@@ -123,11 +124,6 @@ func CreateLabel(ctx *context.APIContext, form api.CreateLabelOption) {
 	// responses:
 	//   "201":
 	//     "$ref": "#/responses/Label"
-	if !ctx.Repo.IsWriter() {
-		ctx.Status(403)
-		return
-	}
-
 	label := &models.Label{
 		Name:   form.Name,
 		Color:  form.Color,
@@ -173,11 +169,6 @@ func EditLabel(ctx *context.APIContext, form api.EditLabelOption) {
 	// responses:
 	//   "200":
 	//     "$ref": "#/responses/Label"
-	if !ctx.Repo.IsWriter() {
-		ctx.Status(403)
-		return
-	}
-
 	label, err := models.GetLabelInRepoByID(ctx.Repo.Repository.ID, ctx.ParamsInt64(":id"))
 	if err != nil {
 		if models.IsErrLabelNotExist(err) {
@@ -226,11 +217,6 @@ func DeleteLabel(ctx *context.APIContext) {
 	// responses:
 	//   "204":
 	//     "$ref": "#/responses/empty"
-	if !ctx.Repo.IsWriter() {
-		ctx.Status(403)
-		return
-	}
-
 	if err := models.DeleteLabel(ctx.Repo.Repository.ID, ctx.ParamsInt64(":id")); err != nil {
 		ctx.Error(500, "DeleteLabel", err)
 		return

routers/api/v1/repo/pull.go

@@ -351,7 +351,7 @@ func EditPullRequest(ctx *context.APIContext, form api.EditPullRequestOption) {
 	pr.LoadIssue()
 	issue := pr.Issue
 
-	if !issue.IsPoster(ctx.User.ID) && !ctx.Repo.IsWriter() {
+	if !issue.IsPoster(ctx.User.ID) && !ctx.Repo.CanWrite(models.UnitTypePullRequests) {
 		ctx.Status(403)
 		return
 	}
@@ -382,7 +382,7 @@ func EditPullRequest(ctx *context.APIContext, form api.EditPullRequestOption) {
 	// Pass one or more user logins to replace the set of assignees on this Issue.
 	// Send an empty array ([]) to clear all assignees from the Issue.
 
-	if ctx.Repo.IsWriter() && (form.Assignees != nil || len(form.Assignee) > 0) {
+	if ctx.Repo.CanWrite(models.UnitTypePullRequests) && (form.Assignees != nil || len(form.Assignee) > 0) {
 
 		err = models.UpdateAPIAssignee(issue, form.Assignee, form.Assignees, ctx.User)
 		if err != nil {
@@ -395,7 +395,7 @@ func EditPullRequest(ctx *context.APIContext, form api.EditPullRequestOption) {
 		}
 	}
 
-	if ctx.Repo.IsWriter() && form.Milestone != 0 &&
+	if ctx.Repo.CanWrite(models.UnitTypePullRequests) && form.Milestone != 0 &&
 		issue.MilestoneID != form.Milestone {
 		oldMilestoneID := issue.MilestoneID
 		issue.MilestoneID = form.Milestone
@@ -405,7 +405,7 @@ func EditPullRequest(ctx *context.APIContext, form api.EditPullRequestOption) {
 		}
 	}
 
-	if ctx.Repo.IsWriter() && (form.Labels != nil && len(form.Labels) > 0) {
+	if ctx.Repo.CanWrite(models.UnitTypePullRequests) && (form.Labels != nil && len(form.Labels) > 0) {
 		labels, err := models.GetLabelsInRepoByIDs(ctx.Repo.Repository.ID, form.Labels)
 		if err != nil {
 			ctx.Error(500, "GetLabelsInRepoByIDsError", err)
@@ -663,7 +663,12 @@ func parseCompareInfo(ctx *context.APIContext, form api.CreatePullRequestOption)
 		}
 	}
 
-	if !ctx.User.IsWriterOfRepo(headRepo) && !ctx.User.IsAdmin {
+	perm, err := models.GetUserRepoPermission(headRepo, ctx.User)
+	if err != nil {
+		ctx.ServerError("GetUserRepoPermission", err)
+		return nil, nil, nil, nil, "", ""
+	}
+	if !perm.CanWrite(models.UnitTypeCode) {
 		log.Trace("ParseCompareInfo[%d]: does not have write access or site admin", baseRepo.ID)
 		ctx.Status(404)
 		return nil, nil, nil, nil, "", ""

routers/api/v1/repo/release.go

@@ -122,10 +122,6 @@ func CreateRelease(ctx *context.APIContext, form api.CreateReleaseOption) {
 	// responses:
 	//   "201":
 	//     "$ref": "#/responses/Release"
-	if ctx.Repo.AccessMode < models.AccessModeWrite {
-		ctx.Status(403)
-		return
-	}
 	rel, err := models.GetRelease(ctx.Repo.Repository.ID, form.TagName)
 	if err != nil {
 		if !models.IsErrReleaseNotExist(err) {
@@ -209,10 +205,6 @@ func EditRelease(ctx *context.APIContext, form api.EditReleaseOption) {
 	// responses:
 	//   "200":
 	//     "$ref": "#/responses/Release"
-	if ctx.Repo.AccessMode < models.AccessModeWrite {
-		ctx.Status(403)
-		return
-	}
 	id := ctx.ParamsInt64(":id")
 	rel, err := models.GetReleaseByID(id)
 	if err != nil && !models.IsErrReleaseNotExist(err) {
@@ -285,10 +277,6 @@ func DeleteRelease(ctx *context.APIContext) {
 	// responses:
 	//   "204":
 	//     "$ref": "#/responses/empty"
-	if ctx.Repo.AccessMode < models.AccessModeWrite {
-		ctx.Status(403)
-		return
-	}
 	id := ctx.ParamsInt64(":id")
 	rel, err := models.GetReleaseByID(id)
 	if err != nil && !models.IsErrReleaseNotExist(err) {

routers/api/v1/repo/repo.go

@@ -1,4 +1,5 @@
 // Copyright 2014 The Gogs Authors. All rights reserved.
+// Copyright 2018 The Gitea Authors. All rights reserved.
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
@@ -183,11 +184,6 @@ func Search(ctx *context.APIContext) {
 		return
 	}
 
-	var userID int64
-	if ctx.IsSigned {
-		userID = ctx.User.ID
-	}
-
 	results := make([]*api.Repository, len(repos))
 	for i, repo := range repos {
 		if err = repo.GetOwner(); err != nil {
@@ -197,7 +193,7 @@ func Search(ctx *context.APIContext) {
 			})
 			return
 		}
-		accessMode, err := models.AccessLevel(userID, repo)
+		accessMode, err := models.AccessLevel(ctx.User, repo)
 		if err != nil {
 			ctx.JSON(500, api.SearchError{
 				OK:    false,
@@ -469,15 +465,15 @@ func GetByID(ctx *context.APIContext) {
 		return
 	}
 
-	access, err := models.AccessLevel(ctx.User.ID, repo)
+	perm, err := models.GetUserRepoPermission(repo, ctx.User)
 	if err != nil {
 		ctx.Error(500, "AccessLevel", err)
 		return
-	} else if access < models.AccessModeRead {
+	} else if !perm.HasAccess() {
 		ctx.Status(404)
 		return
 	}
-	ctx.JSON(200, repo.APIFormat(access))
+	ctx.JSON(200, repo.APIFormat(perm.AccessMode))
 }
 
 // Delete one repository
@@ -503,10 +499,6 @@ func Delete(ctx *context.APIContext) {
 	//     "$ref": "#/responses/empty"
 	//   "403":
 	//     "$ref": "#/responses/forbidden"
-	if !ctx.Repo.IsAdmin() {
-		ctx.Error(403, "", "Must have admin rights")
-		return
-	}
 	owner := ctx.Repo.Owner
 	repo := ctx.Repo.Repository
 
@@ -553,7 +545,7 @@ func MirrorSync(ctx *context.APIContext) {
 	//     "$ref": "#/responses/empty"
 	repo := ctx.Repo.Repository
 
-	if !ctx.Repo.IsWriter() {
+	if !ctx.Repo.CanWrite(models.UnitTypeCode) {
 		ctx.Error(403, "MirrorSync", "Must have write access")
 	}
 

routers/api/v1/user/repo.go

@@ -17,13 +17,10 @@ func listUserRepos(ctx *context.APIContext, u *models.User, private bool) {
 		ctx.Error(500, "GetUserRepositories", err)
 		return
 	}
+
 	apiRepos := make([]*api.Repository, 0, len(repos))
-	var ctxUserID int64
-	if ctx.User != nil {
-		ctxUserID = ctx.User.ID
-	}
 	for i := range repos {
-		access, err := models.AccessLevel(ctxUserID, repos[i])
+		access, err := models.AccessLevel(ctx.User, repos[i])
 		if err != nil {
 			ctx.Error(500, "AccessLevel", err)
 			return

routers/api/v1/user/star.go

@@ -13,15 +13,15 @@ import (
 
 // getStarredRepos returns the repos that the user with the specified userID has
 // starred
-func getStarredRepos(userID int64, private bool) ([]*api.Repository, error) {
-	starredRepos, err := models.GetStarredRepos(userID, private)
+func getStarredRepos(user *models.User, private bool) ([]*api.Repository, error) {
+	starredRepos, err := models.GetStarredRepos(user.ID, private)
 	if err != nil {
 		return nil, err
 	}
 
 	repos := make([]*api.Repository, len(starredRepos))
 	for i, starred := range starredRepos {
-		access, err := models.AccessLevel(userID, starred)
+		access, err := models.AccessLevel(user, starred)
 		if err != nil {
 			return nil, err
 		}
@@ -48,7 +48,7 @@ func GetStarredRepos(ctx *context.APIContext) {
 	//     "$ref": "#/responses/RepositoryList"
 	user := GetUserByParams(ctx)
 	private := user.ID == ctx.User.ID
-	repos, err := getStarredRepos(user.ID, private)
+	repos, err := getStarredRepos(user, private)
 	if err != nil {
 		ctx.Error(500, "getStarredRepos", err)
 	}
@@ -65,7 +65,7 @@ func GetMyStarredRepos(ctx *context.APIContext) {
 	// responses:
 	//   "200":
 	//     "$ref": "#/responses/RepositoryList"
-	repos, err := getStarredRepos(ctx.User.ID, true)
+	repos, err := getStarredRepos(ctx.User, true)
 	if err != nil {
 		ctx.Error(500, "getStarredRepos", err)
 	}

routers/api/v1/user/watch.go

@@ -14,15 +14,15 @@ import (
 
 // getWatchedRepos returns the repos that the user with the specified userID is
 // watching
-func getWatchedRepos(userID int64, private bool) ([]*api.Repository, error) {
-	watchedRepos, err := models.GetWatchedRepos(userID, private)
+func getWatchedRepos(user *models.User, private bool) ([]*api.Repository, error) {
+	watchedRepos, err := models.GetWatchedRepos(user.ID, private)
 	if err != nil {
 		return nil, err
 	}
 
 	repos := make([]*api.Repository, len(watchedRepos))
 	for i, watched := range watchedRepos {
-		access, err := models.AccessLevel(userID, watched)
+		access, err := models.AccessLevel(user, watched)
 		if err != nil {
 			return nil, err
 		}
@@ -49,7 +49,7 @@ func GetWatchedRepos(ctx *context.APIContext) {
 	//     "$ref": "#/responses/RepositoryList"
 	user := GetUserByParams(ctx)
 	private := user.ID == ctx.User.ID
-	repos, err := getWatchedRepos(user.ID, private)
+	repos, err := getWatchedRepos(user, private)
 	if err != nil {
 		ctx.Error(500, "getWatchedRepos", err)
 	}
@@ -66,7 +66,7 @@ func GetMyWatchedRepos(ctx *context.APIContext) {
 	// responses:
 	//   "200":
 	//     "$ref": "#/responses/RepositoryList"
-	repos, err := getWatchedRepos(ctx.User.ID, true)
+	repos, err := getWatchedRepos(ctx.User, true)
 	if err != nil {
 		ctx.Error(500, "getWatchedRepos", err)
 	}

routers/private/internal.go

@@ -38,27 +38,6 @@ func GetRepositoryByOwnerAndName(ctx *macaron.Context) {
 	ctx.JSON(200, repo)
 }
 
-//AccessLevel chainload to models.AccessLevel
-func AccessLevel(ctx *macaron.Context) {
-	repoID := ctx.ParamsInt64(":repoid")
-	userID := ctx.ParamsInt64(":userid")
-	repo, err := models.GetRepositoryByID(repoID)
-	if err != nil {
-		ctx.JSON(500, map[string]interface{}{
-			"err": err.Error(),
-		})
-		return
-	}
-	al, err := models.AccessLevel(userID, repo)
-	if err != nil {
-		ctx.JSON(500, map[string]interface{}{
-			"err": err.Error(),
-		})
-		return
-	}
-	ctx.JSON(200, al)
-}
-
 //CheckUnitUser chainload to models.CheckUnitUser
 func CheckUnitUser(ctx *macaron.Context) {
 	repoID := ctx.ParamsInt64(":repoid")
@@ -70,11 +49,27 @@ func CheckUnitUser(ctx *macaron.Context) {
 		})
 		return
 	}
-	if repo.CheckUnitUser(userID, ctx.QueryBool("isAdmin"), models.UnitType(ctx.QueryInt("unitType"))) {
-		ctx.PlainText(200, []byte("success"))
+
+	var user *models.User
+	if userID > 0 {
+		user, err = models.GetUserByID(userID)
+		if err != nil {
+			ctx.JSON(500, map[string]interface{}{
+				"err": err.Error(),
+			})
 			return
 		}
-	ctx.PlainText(404, []byte("no access"))
+	}
+
+	perm, err := models.GetUserRepoPermission(repo, user)
+	if err != nil {
+		ctx.JSON(500, map[string]interface{}{
+			"err": err.Error(),
+		})
+		return
+	}
+
+	ctx.JSON(200, perm.UnitAccessMode(models.UnitType(ctx.QueryInt("unitType"))))
 }
 
 // RegisterRoutes registers all internal APIs routes to web application.
@@ -85,7 +80,6 @@ func RegisterRoutes(m *macaron.Macaron) {
 		m.Get("/ssh/:id/user", GetUserByKeyID)
 		m.Post("/ssh/:id/update", UpdatePublicKey)
 		m.Post("/repositories/:repoid/keys/:keyid/update", UpdateDeployKey)
-		m.Get("/repositories/:repoid/user/:userid/accesslevel", AccessLevel)
 		m.Get("/repositories/:repoid/user/:userid/checkunituser", CheckUnitUser)
 		m.Get("/repositories/:repoid/has-keys/:keyid", HasDeployKey)
 		m.Post("/push/update", PushUpdate)

routers/repo/activity.go

@@ -45,9 +45,9 @@ func Activity(ctx *context.Context) {
 
 	var err error
 	if ctx.Data["Activity"], err = models.GetActivityStats(ctx.Repo.Repository.ID, timeFrom,
-		ctx.Repo.Repository.UnitEnabled(models.UnitTypeReleases),
-		ctx.Repo.Repository.UnitEnabled(models.UnitTypeIssues),
-		ctx.Repo.Repository.UnitEnabled(models.UnitTypePullRequests)); err != nil {
+		ctx.Repo.CanRead(models.UnitTypeReleases),
+		ctx.Repo.CanRead(models.UnitTypeIssues),
+		ctx.Repo.CanRead(models.UnitTypePullRequests)); err != nil {
 		ctx.ServerError("GetActivityStats", err)
 		return
 	}

routers/repo/branch.go

@@ -1,4 +1,5 @@
 // Copyright 2014 The Gogs Authors. All rights reserved.
+// Copyright 2018 The Gitea Authors. All rights reserved.
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
@@ -33,7 +34,7 @@ func Branches(ctx *context.Context) {
 	ctx.Data["Title"] = "Branches"
 	ctx.Data["IsRepoToolbarBranches"] = true
 	ctx.Data["DefaultBranch"] = ctx.Repo.Repository.DefaultBranch
-	ctx.Data["IsWriter"] = ctx.Repo.IsWriter()
+	ctx.Data["IsWriter"] = ctx.Repo.CanWrite(models.UnitTypeCode)
 	ctx.Data["IsMirror"] = ctx.Repo.Repository.IsMirror
 	ctx.Data["PageIsViewCode"] = true
 	ctx.Data["PageIsBranches"] = true
@@ -161,7 +162,7 @@ func loadBranches(ctx *context.Context) []*Branch {
 		}
 	}
 
-	if ctx.Repo.IsWriter() {
+	if ctx.Repo.CanWrite(models.UnitTypeCode) {
 		deletedBranches, err := getDeletedBranches(ctx)
 		if err != nil {
 			ctx.ServerError("getDeletedBranches", err)

routers/repo/http.go

@@ -182,38 +182,21 @@ func HTTP(ctx *context.Context) {
 			}
 		}
 
-		if !isPublicPull {
-			has, err := models.HasAccess(authUser.ID, repo, accessMode)
+		perm, err := models.GetUserRepoPermission(repo, authUser)
 		if err != nil {
-				ctx.ServerError("HasAccess", err)
-				return
-			} else if !has {
-				if accessMode == models.AccessModeRead {
-					has, err = models.HasAccess(authUser.ID, repo, models.AccessModeWrite)
-					if err != nil {
-						ctx.ServerError("HasAccess2", err)
-						return
-					} else if !has {
-						ctx.HandleText(http.StatusForbidden, "User permission denied")
+			ctx.ServerError("GetUserRepoPermission", err)
 			return
 		}
-				} else {
+
+		if !perm.CanAccess(accessMode, unitType) {
 			ctx.HandleText(http.StatusForbidden, "User permission denied")
 			return
 		}
-			}
 
 		if !isPull && repo.IsMirror {
 			ctx.HandleText(http.StatusForbidden, "mirror repository is read-only")
 			return
 		}
-		}
-
-		if !repo.CheckUnitUser(authUser.ID, authUser.IsAdmin, unitType) {
-			ctx.HandleText(http.StatusForbidden, fmt.Sprintf("User %s does not have allowed access to repository %s 's code",
-				authUser.Name, repo.RepoPath()))
-			return
-		}
 
 		environ = []string{
 			models.EnvRepoUsername + "=" + username,

routers/repo/issue.go

@@ -1,4 +1,5 @@
 // Copyright 2014 The Gogs Authors. All rights reserved.
+// Copyright 2018 The Gitea Authors. All rights reserved.
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
@@ -63,8 +64,8 @@ var (
 
 // MustEnableIssues check if repository enable internal issues
 func MustEnableIssues(ctx *context.Context) {
-	if !ctx.Repo.Repository.UnitEnabled(models.UnitTypeIssues) &&
-		!ctx.Repo.Repository.UnitEnabled(models.UnitTypeExternalTracker) {
+	if !ctx.Repo.CanRead(models.UnitTypeIssues) &&
+		!ctx.Repo.CanRead(models.UnitTypeExternalTracker) {
 		ctx.NotFound("MustEnableIssues", nil)
 		return
 	}
@@ -76,9 +77,9 @@ func MustEnableIssues(ctx *context.Context) {
 	}
 }
 
-// MustAllowPulls check if repository enable pull requests
+// MustAllowPulls check if repository enable pull requests and user have right to do that
 func MustAllowPulls(ctx *context.Context) {
-	if !ctx.Repo.Repository.AllowsPulls() {
+	if !ctx.Repo.Repository.CanEnablePulls() || !ctx.Repo.CanRead(models.UnitTypePullRequests) {
 		ctx.NotFound("MustAllowPulls", nil)
 		return
 	}
@@ -280,7 +281,7 @@ func RetrieveRepoMilestonesAndAssignees(ctx *context.Context, repo *models.Repos
 
 // RetrieveRepoMetas find all the meta information of a repository
 func RetrieveRepoMetas(ctx *context.Context, repo *models.Repository) []*models.Label {
-	if !ctx.Repo.IsWriter() {
+	if !ctx.Repo.CanWrite(models.UnitTypeIssues) {
 		return nil
 	}
 
@@ -369,7 +370,7 @@ func NewIssue(ctx *context.Context) {
 }
 
 // ValidateRepoMetas check and returns repository's meta informations
-func ValidateRepoMetas(ctx *context.Context, form auth.CreateIssueForm) ([]int64, []int64, int64) {
+func ValidateRepoMetas(ctx *context.Context, form auth.CreateIssueForm, isPull bool) ([]int64, []int64, int64) {
 	var (
 		repo = ctx.Repo.Repository
 		err  error
@@ -380,10 +381,6 @@ func ValidateRepoMetas(ctx *context.Context, form auth.CreateIssueForm) ([]int64
 		return nil, nil, 0
 	}
 
-	if !ctx.Repo.IsWriter() {
-		return nil, nil, 0
-	}
-
 	var labelIDs []int64
 	hasSelected := false
 	// Check labels.
@@ -427,9 +424,19 @@ func ValidateRepoMetas(ctx *context.Context, form auth.CreateIssueForm) ([]int64
 
 		// Check if the passed assignees actually exists and has write access to the repo
 		for _, aID := range assigneeIDs {
-			_, err = repo.GetUserIfHasWriteAccess(aID)
+			user, err := models.GetUserByID(aID)
 			if err != nil {
-				ctx.ServerError("GetUserIfHasWriteAccess", err)
+				ctx.ServerError("GetUserByID", err)
+				return nil, nil, 0
+			}
+
+			perm, err := models.GetUserRepoPermission(repo, user)
+			if err != nil {
+				ctx.ServerError("GetUserRepoPermission", err)
+				return nil, nil, 0
+			}
+			if !perm.CanWriteIssuesOrPulls(isPull) {
+				ctx.ServerError("CanWriteIssuesOrPulls", fmt.Errorf("No permission for %s", user.Name))
 				return nil, nil, 0
 			}
 		}
@@ -458,7 +465,7 @@ func NewIssuePost(ctx *context.Context, form auth.CreateIssueForm) {
 		attachments []string
 	)
 
-	labelIDs, assigneeIDs, milestoneID := ValidateRepoMetas(ctx, form)
+	labelIDs, assigneeIDs, milestoneID := ValidateRepoMetas(ctx, form, false)
 	if ctx.Written() {
 		return
 	}
@@ -498,31 +505,23 @@ func NewIssuePost(ctx *context.Context, form auth.CreateIssueForm) {
 
 // commentTag returns the CommentTag for a comment in/with the given repo, poster and issue
 func commentTag(repo *models.Repository, poster *models.User, issue *models.Issue) (models.CommentTag, error) {
-	if repo.IsOwnedBy(poster.ID) {
-		return models.CommentTagOwner, nil
-	} else if repo.Owner.IsOrganization() {
-		isOwner, err := repo.Owner.IsOwnedBy(poster.ID)
+	perm, err := models.GetUserRepoPermission(repo, poster)
 	if err != nil {
 		return models.CommentTagNone, err
-		} else if isOwner {
+	}
+	if perm.IsOwner() {
 		return models.CommentTagOwner, nil
-		}
-	}
-	if poster.IsWriterOfRepo(repo) {
-		return models.CommentTagWriter, nil
 	} else if poster.ID == issue.PosterID {
 		return models.CommentTagPoster, nil
+	} else if perm.CanWrite(models.UnitTypeCode) {
+		return models.CommentTagWriter, nil
 	}
+
 	return models.CommentTagNone, nil
 }
 
 // ViewIssue render issue view page
 func ViewIssue(ctx *context.Context) {
-	ctx.Data["RequireHighlightJS"] = true
-	ctx.Data["RequireDropzone"] = true
-	ctx.Data["RequireTribute"] = true
-	renderAttachmentSettings(ctx)
-
 	issue, err := models.GetIssueByIndex(ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
 	if err != nil {
 		if models.IsErrIssueNotExist(err) {
@@ -532,25 +531,6 @@ func ViewIssue(ctx *context.Context) {
 		}
 		return
 	}
-	ctx.Data["Title"] = fmt.Sprintf("#%d - %s", issue.Index, issue.Title)
-
-	var iw *models.IssueWatch
-	var exists bool
-	if ctx.User != nil {
-		iw, exists, err = models.GetIssueWatch(ctx.User.ID, issue.ID)
-		if err != nil {
-			ctx.ServerError("GetIssueWatch", err)
-			return
-		}
-		if !exists {
-			iw = &models.IssueWatch{
-				UserID:     ctx.User.ID,
-				IssueID:    issue.ID,
-				IsWatching: models.IsWatching(ctx.User.ID, ctx.Repo.Repository.ID),
-			}
-		}
-	}
-	ctx.Data["IssueWatch"] = iw
 
 	// Make sure type and URL matches.
 	if ctx.Params(":type") == "issues" && issue.IsPull {
@@ -576,6 +556,31 @@ func ViewIssue(ctx *context.Context) {
 		ctx.Data["PageIsIssueList"] = true
 	}
 
+	ctx.Data["RequireHighlightJS"] = true
+	ctx.Data["RequireDropzone"] = true
+	ctx.Data["RequireTribute"] = true
+	renderAttachmentSettings(ctx)
+
+	ctx.Data["Title"] = fmt.Sprintf("#%d - %s", issue.Index, issue.Title)
+
+	var iw *models.IssueWatch
+	var exists bool
+	if ctx.User != nil {
+		iw, exists, err = models.GetIssueWatch(ctx.User.ID, issue.ID)
+		if err != nil {
+			ctx.ServerError("GetIssueWatch", err)
+			return
+		}
+		if !exists {
+			iw = &models.IssueWatch{
+				UserID:     ctx.User.ID,
+				IssueID:    issue.ID,
+				IsWatching: models.IsWatching(ctx.User.ID, ctx.Repo.Repository.ID),
+			}
+		}
+	}
+	ctx.Data["IssueWatch"] = iw
+
 	issue.RenderedContent = string(markdown.Render([]byte(issue.Content), ctx.Repo.RepoLink,
 		ctx.Repo.Repository.ComposeMetas()))
 
@@ -616,7 +621,7 @@ func ViewIssue(ctx *context.Context) {
 	ctx.Data["Labels"] = labels
 
 	// Check milestone and assignee.
-	if ctx.Repo.IsWriter() {
+	if ctx.Repo.CanWriteIssuesOrPulls(issue.IsPull) {
 		RetrieveRepoMilestonesAndAssignees(ctx, repo)
 		if ctx.Written() {
 			return
@@ -761,7 +766,13 @@ func ViewIssue(ctx *context.Context) {
 		if ctx.IsSigned {
 			if err := pull.GetHeadRepo(); err != nil {
 				log.Error(4, "GetHeadRepo: %v", err)
-			} else if pull.HeadRepo != nil && pull.HeadBranch != pull.HeadRepo.DefaultBranch && ctx.User.IsWriterOfRepo(pull.HeadRepo) {
+			} else if pull.HeadRepo != nil && pull.HeadBranch != pull.HeadRepo.DefaultBranch {
+				perm, err := models.GetUserRepoPermission(pull.HeadRepo, ctx.User)
+				if err != nil {
+					ctx.ServerError("GetUserRepoPermission", err)
+					return
+				}
+				if perm.CanWrite(models.UnitTypeCode) {
 					// Check if branch is not protected
 					if protected, err := pull.HeadRepo.IsProtectedBranch(pull.HeadBranch, ctx.User); err != nil {
 						log.Error(4, "IsProtectedBranch: %v", err)
@@ -771,6 +782,7 @@ func ViewIssue(ctx *context.Context) {
 					}
 				}
 			}
+		}
 
 		prUnit, err := repo.GetUnit(models.UnitTypePullRequests)
 		if err != nil {
@@ -779,7 +791,7 @@ func ViewIssue(ctx *context.Context) {
 		}
 		prConfig := prUnit.PullRequestsConfig()
 
-		ctx.Data["AllowMerge"] = ctx.Data["IsRepositoryWriter"]
+		ctx.Data["AllowMerge"] = ctx.Repo.CanWrite(models.UnitTypeCode)
 		if err := pull.CheckUserAllowedToMerge(ctx.User); err != nil {
 			if !models.IsErrNotAllowedToMerge(err) {
 				ctx.ServerError("CheckUserAllowedToMerge", err)
@@ -818,8 +830,9 @@ func ViewIssue(ctx *context.Context) {
 	ctx.Data["NumParticipants"] = len(participants)
 	ctx.Data["Issue"] = issue
 	ctx.Data["ReadOnly"] = true
-	ctx.Data["IsIssueOwner"] = ctx.Repo.IsWriter() || (ctx.IsSigned && issue.IsPoster(ctx.User.ID))
 	ctx.Data["SignInLink"] = setting.AppSubURL + "/user/login?redirect_to=" + ctx.Data["Link"].(string)
+	ctx.Data["IsIssuePoster"] = ctx.IsSigned && issue.IsPoster(ctx.User.ID)
+	ctx.Data["IsIssueWriter"] = ctx.Repo.CanWriteIssuesOrPulls(issue.IsPull)
 	ctx.HTML(200, tplIssueView)
 }
 
@@ -842,8 +855,8 @@ func GetActionIssue(ctx *context.Context) *models.Issue {
 }
 
 func checkIssueRights(ctx *context.Context, issue *models.Issue) {
-	if issue.IsPull && !ctx.Repo.Repository.UnitEnabled(models.UnitTypePullRequests) ||
-		!issue.IsPull && !ctx.Repo.Repository.UnitEnabled(models.UnitTypeIssues) {
+	if issue.IsPull && !ctx.Repo.CanRead(models.UnitTypePullRequests) ||
+		!issue.IsPull && !ctx.Repo.CanRead(models.UnitTypeIssues) {
 		ctx.NotFound("IssueOrPullRequestUnitNotAllowed", nil)
 	}
 }
@@ -868,8 +881,8 @@ func getActionIssues(ctx *context.Context) []*models.Issue {
 		return nil
 	}
 	// Check access rights for all issues
-	issueUnitEnabled := ctx.Repo.Repository.UnitEnabled(models.UnitTypeIssues)
-	prUnitEnabled := ctx.Repo.Repository.UnitEnabled(models.UnitTypePullRequests)
+	issueUnitEnabled := ctx.Repo.CanRead(models.UnitTypeIssues)
+	prUnitEnabled := ctx.Repo.CanRead(models.UnitTypePullRequests)
 	for _, issue := range issues {
 		if issue.IsPull && !prUnitEnabled || !issue.IsPull && !issueUnitEnabled {
 			ctx.NotFound("IssueOrPullRequestUnitNotAllowed", nil)
@@ -890,7 +903,7 @@ func UpdateIssueTitle(ctx *context.Context) {
 		return
 	}
 
-	if !ctx.IsSigned || (!issue.IsPoster(ctx.User.ID) && !ctx.Repo.IsWriter()) {
+	if !ctx.IsSigned || (!issue.IsPoster(ctx.User.ID) && !ctx.Repo.CanWriteIssuesOrPulls(issue.IsPull)) {
 		ctx.Error(403)
 		return
 	}
@@ -918,7 +931,7 @@ func UpdateIssueContent(ctx *context.Context) {
 		return
 	}
 
-	if !ctx.IsSigned || (ctx.User.ID != issue.PosterID && !ctx.Repo.IsWriter()) {
+	if !ctx.IsSigned || (ctx.User.ID != issue.PosterID && !ctx.Repo.CanWriteIssuesOrPulls(issue.IsPull)) {
 		ctx.Error(403)
 		return
 	}
@@ -1037,6 +1050,11 @@ func NewComment(ctx *context.Context, form auth.CreateCommentForm) {
 		return
 	}
 
+	if !ctx.IsSigned || (ctx.User.ID != issue.PosterID && !ctx.Repo.CanReadIssuesOrPulls(issue.IsPull)) {
+		ctx.Error(403)
+		return
+	}
+
 	var attachments []string
 	if setting.AttachmentEnabled {
 		attachments = form.Files
@@ -1051,7 +1069,7 @@ func NewComment(ctx *context.Context, form auth.CreateCommentForm) {
 	var comment *models.Comment
 	defer func() {
 		// Check if issue admin/poster changes the status of issue.
-		if (ctx.Repo.IsWriter() || (ctx.IsSigned && issue.IsPoster(ctx.User.ID))) &&
+		if (ctx.Repo.CanWriteIssuesOrPulls(issue.IsPull) || (ctx.IsSigned && issue.IsPoster(ctx.User.ID))) &&
 			(form.Status == "reopen" || form.Status == "close") &&
 			!(issue.IsPull && issue.PullRequest.HasMerged) {
 
@@ -1140,7 +1158,12 @@ func UpdateCommentContent(ctx *context.Context) {
 		return
 	}
 
-	if !ctx.IsSigned || (ctx.User.ID != comment.PosterID && !ctx.Repo.IsAdmin()) {
+	if err := comment.LoadIssue(); err != nil {
+		ctx.NotFoundOrServerError("LoadIssue", models.IsErrIssueNotExist, err)
+		return
+	}
+
+	if !ctx.IsSigned || (ctx.User.ID != comment.PosterID && !ctx.Repo.CanWriteIssuesOrPulls(comment.Issue.IsPull)) {
 		ctx.Error(403)
 		return
 	} else if comment.Type != models.CommentTypeComment && comment.Type != models.CommentTypeCode {
@@ -1174,7 +1197,12 @@ func DeleteComment(ctx *context.Context) {
 		return
 	}
 
-	if !ctx.IsSigned || (ctx.User.ID != comment.PosterID && !ctx.Repo.IsAdmin()) {
+	if err := comment.LoadIssue(); err != nil {
+		ctx.NotFoundOrServerError("LoadIssue", models.IsErrIssueNotExist, err)
+		return
+	}
+
+	if !ctx.IsSigned || (ctx.User.ID != comment.PosterID && !ctx.Repo.CanWriteIssuesOrPulls(comment.Issue.IsPull)) {
 		ctx.Error(403)
 		return
 	} else if comment.Type != models.CommentTypeComment && comment.Type != models.CommentTypeCode {
@@ -1417,6 +1445,11 @@ func ChangeIssueReaction(ctx *context.Context, form auth.ReactionForm) {
 		return
 	}
 
+	if !ctx.IsSigned || (ctx.User.ID != issue.PosterID && !ctx.Repo.CanWriteIssuesOrPulls(issue.IsPull)) {
+		ctx.Error(403)
+		return
+	}
+
 	if ctx.HasError() {
 		ctx.ServerError("ChangeIssueReaction", errors.New(ctx.GetErrMsg()))
 		return
@@ -1486,20 +1519,22 @@ func ChangeCommentReaction(ctx *context.Context, form auth.ReactionForm) {
 		return
 	}
 
-	issue, err := models.GetIssueByID(comment.IssueID)
-	checkIssueRights(ctx, issue)
-	if ctx.Written() {
+	if err := comment.LoadIssue(); err != nil {
+		ctx.NotFoundOrServerError("LoadIssue", models.IsErrIssueNotExist, err)
 		return
 	}
 
-	if ctx.HasError() {
-		ctx.ServerError("ChangeCommentReaction", errors.New(ctx.GetErrMsg()))
+	if !ctx.IsSigned || (ctx.User.ID != comment.PosterID && !ctx.Repo.CanWriteIssuesOrPulls(comment.Issue.IsPull)) {
+		ctx.Error(403)
+		return
+	} else if comment.Type != models.CommentTypeComment && comment.Type != models.CommentTypeCode {
+		ctx.Error(204)
 		return
 	}
 
 	switch ctx.Params(":action") {
 	case "react":
-		reaction, err := models.CreateCommentReaction(ctx.User, issue, comment, form.Content)
+		reaction, err := models.CreateCommentReaction(ctx.User, comment.Issue, comment, form.Content)
 		if err != nil {
 			log.Info("CreateCommentReaction: %s", err)
 			break
@@ -1511,9 +1546,9 @@ func ChangeCommentReaction(ctx *context.Context, form auth.ReactionForm) {
 			break
 		}
 
-		log.Trace("Reaction for comment created: %d/%d/%d/%d", ctx.Repo.Repository.ID, issue.ID, comment.ID, reaction.ID)
+		log.Trace("Reaction for comment created: %d/%d/%d/%d", ctx.Repo.Repository.ID, comment.Issue.ID, comment.ID, reaction.ID)
 	case "unreact":
-		if err := models.DeleteCommentReaction(ctx.User, issue, comment, form.Content); err != nil {
+		if err := models.DeleteCommentReaction(ctx.User, comment.Issue, comment, form.Content); err != nil {
 			ctx.ServerError("DeleteCommentReaction", err)
 			return
 		}
@@ -1525,7 +1560,7 @@ func ChangeCommentReaction(ctx *context.Context, form auth.ReactionForm) {
 			break
 		}
 
-		log.Trace("Reaction for comment removed: %d/%d/%d", ctx.Repo.Repository.ID, issue.ID, comment.ID)
+		log.Trace("Reaction for comment removed: %d/%d/%d", ctx.Repo.Repository.ID, comment.Issue.ID, comment.ID)
 	default:
 		ctx.NotFound(fmt.Sprintf("Unknown action %s", ctx.Params(":action")), nil)
 		return

routers/repo/issue_watch.go

@@ -14,23 +14,28 @@ import (
 )
 
 // IssueWatch sets issue watching
-func IssueWatch(c *context.Context) {
-	watch, err := strconv.ParseBool(c.Req.PostForm.Get("watch"))
+func IssueWatch(ctx *context.Context) {
+	issue := GetActionIssue(ctx)
+	if ctx.Written() {
+		return
+	}
+
+	if !ctx.IsSigned || (ctx.User.ID != issue.PosterID && !ctx.Repo.CanReadIssuesOrPulls(issue.IsPull)) {
+		ctx.Error(403)
+		return
+	}
+
+	watch, err := strconv.ParseBool(ctx.Req.PostForm.Get("watch"))
 	if err != nil {
-		c.ServerError("watch is not bool", err)
+		ctx.ServerError("watch is not bool", err)
 		return
 	}
 
-	issue := GetActionIssue(c)
-	if c.Written() {
+	if err := models.CreateOrUpdateIssueWatch(ctx.User.ID, issue.ID, watch); err != nil {
+		ctx.ServerError("CreateOrUpdateIssueWatch", err)
 		return
 	}
 
-	if err := models.CreateOrUpdateIssueWatch(c.User.ID, issue.ID, watch); err != nil {
-		c.ServerError("CreateOrUpdateIssueWatch", err)
-		return
-	}
-
-	url := fmt.Sprintf("%s/issues/%d", c.Repo.RepoLink, issue.Index)
-	c.Redirect(url, http.StatusSeeOther)
+	url := fmt.Sprintf("%s/issues/%d", ctx.Repo.RepoLink, issue.Index)
+	ctx.Redirect(url, http.StatusSeeOther)
 }

routers/repo/pull.go

@@ -57,7 +57,13 @@ func getForkRepository(ctx *context.Context) *models.Repository {
 		return nil
 	}
 
-	if !forkRepo.CanBeForked() || !forkRepo.HasAccess(ctx.User) {
+	perm, err := models.GetUserRepoPermission(forkRepo, ctx.User)
+	if err != nil {
+		ctx.ServerError("GetUserRepoPermission", err)
+		return nil
+	}
+
+	if forkRepo.IsBare || !perm.CanRead(models.UnitTypeCode) {
 		ctx.NotFound("getForkRepository", nil)
 		return nil
 	}
@@ -669,7 +675,12 @@ func ParseCompareInfo(ctx *context.Context) (*models.User, *models.Repository, *
 		}
 	}
 
-	if !ctx.User.IsWriterOfRepo(headRepo) && !ctx.User.IsAdmin {
+	perm, err := models.GetUserRepoPermission(headRepo, ctx.User)
+	if err != nil {
+		ctx.ServerError("GetUserRepoPermission", err)
+		return nil, nil, nil, nil, "", ""
+	}
+	if !perm.CanWrite(models.UnitTypeCode) {
 		log.Trace("ParseCompareInfo[%d]: does not have write access or site admin", baseRepo.ID)
 		ctx.NotFound("ParseCompareInfo", nil)
 		return nil, nil, nil, nil, "", ""
@@ -823,7 +834,7 @@ func CompareAndPullRequestPost(ctx *context.Context, form auth.CreateIssueForm)
 		return
 	}
 
-	labelIDs, assigneeIDs, milestoneID := ValidateRepoMetas(ctx, form)
+	labelIDs, assigneeIDs, milestoneID := ValidateRepoMetas(ctx, form, true)
 	if ctx.Written() {
 		return
 	}
@@ -969,7 +980,12 @@ func CleanUpPullRequest(ctx *context.Context) {
 		return
 	}
 
-	if !ctx.User.IsWriterOfRepo(pr.HeadRepo) {
+	perm, err := models.GetUserRepoPermission(pr.HeadRepo, ctx.User)
+	if err != nil {
+		ctx.ServerError("GetUserRepoPermission", err)
+		return
+	}
+	if !perm.CanWrite(models.UnitTypeCode) {
 		ctx.NotFound("CleanUpPullRequest", nil)
 		return
 	}

routers/repo/release.go

@@ -1,4 +1,5 @@
 // Copyright 2014 The Gogs Authors. All rights reserved.
+// Copyright 2018 The Gitea Authors. All rights reserved.
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
@@ -65,8 +66,11 @@ func Releases(ctx *context.Context) {
 		limit = 10
 	}
 
+	writeAccess := ctx.Repo.CanWrite(models.UnitTypeReleases)
+	ctx.Data["CanCreateRelease"] = writeAccess
+
 	opts := models.FindReleasesOptions{
-		IncludeDrafts: ctx.Repo.IsWriter(),
+		IncludeDrafts: writeAccess,
 		IncludeTags:   true,
 	}
 

routers/repo/setting_protected_branch.go

@@ -165,12 +165,21 @@ func SettingsProtectedBranchPost(ctx *context.Context, f auth.ProtectBranchForm)
 			}
 		}
 
+		var whitelistUsers, whitelistTeams, mergeWhitelistUsers, mergeWhitelistTeams []int64
 		protectBranch.EnableWhitelist = f.EnableWhitelist
-		whitelistUsers, _ := base.StringsToInt64s(strings.Split(f.WhitelistUsers, ","))
-		whitelistTeams, _ := base.StringsToInt64s(strings.Split(f.WhitelistTeams, ","))
+		if strings.TrimSpace(f.WhitelistUsers) != "" {
+			whitelistUsers, _ = base.StringsToInt64s(strings.Split(f.WhitelistUsers, ","))
+		}
+		if strings.TrimSpace(f.WhitelistTeams) != "" {
+			whitelistTeams, _ = base.StringsToInt64s(strings.Split(f.WhitelistTeams, ","))
+		}
 		protectBranch.EnableMergeWhitelist = f.EnableMergeWhitelist
-		mergeWhitelistUsers, _ := base.StringsToInt64s(strings.Split(f.MergeWhitelistUsers, ","))
-		mergeWhitelistTeams, _ := base.StringsToInt64s(strings.Split(f.MergeWhitelistTeams, ","))
+		if strings.TrimSpace(f.MergeWhitelistUsers) != "" {
+			mergeWhitelistUsers, _ = base.StringsToInt64s(strings.Split(f.MergeWhitelistUsers, ","))
+		}
+		if strings.TrimSpace(f.MergeWhitelistTeams) != "" {
+			mergeWhitelistTeams, _ = base.StringsToInt64s(strings.Split(f.MergeWhitelistTeams, ","))
+		}
 		err = models.UpdateProtectBranch(ctx.Repo.Repository, protectBranch, whitelistUsers, whitelistTeams, mergeWhitelistUsers, mergeWhitelistTeams)
 		if err != nil {
 			ctx.ServerError("UpdateProtectBranch", err)

routers/repo/view.go

@@ -137,7 +137,7 @@ func renderDirectory(ctx *context.Context, treeLink string) {
 	ctx.Data["LatestCommitStatus"] = models.CalcCommitStatus(statuses)
 
 	// Check permission to add or upload new file.
-	if ctx.Repo.IsWriter() && ctx.Repo.IsViewBranch {
+	if ctx.Repo.CanWrite(models.UnitTypeCode) && ctx.Repo.IsViewBranch {
 		ctx.Data["CanAddFile"] = true
 		ctx.Data["CanUploadFile"] = setting.Repository.Upload.Enabled
 	}
@@ -256,7 +256,7 @@ func renderFile(ctx *context.Context, entry *git.TreeEntry, treeLink, rawLink st
 			ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.edit_this_file")
 		} else if !ctx.Repo.IsViewBranch {
 			ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.must_be_on_a_branch")
-		} else if !ctx.Repo.IsWriter() {
+		} else if !ctx.Repo.CanWrite(models.UnitTypeCode) {
 			ctx.Data["EditFileTooltip"] = ctx.Tr("repo.editor.fork_before_edit")
 		}
 
@@ -275,16 +275,16 @@ func renderFile(ctx *context.Context, entry *git.TreeEntry, treeLink, rawLink st
 		ctx.Data["DeleteFileTooltip"] = ctx.Tr("repo.editor.delete_this_file")
 	} else if !ctx.Repo.IsViewBranch {
 		ctx.Data["DeleteFileTooltip"] = ctx.Tr("repo.editor.must_be_on_a_branch")
-	} else if !ctx.Repo.IsWriter() {
+	} else if !ctx.Repo.CanWrite(models.UnitTypeCode) {
 		ctx.Data["DeleteFileTooltip"] = ctx.Tr("repo.editor.must_have_write_access")
 	}
 }
 
 // Home render repository home page
 func Home(ctx *context.Context) {
-	if len(ctx.Repo.Repository.Units) > 0 {
+	if len(ctx.Repo.Units) > 0 {
 		var firstUnit *models.Unit
-		for _, repoUnit := range ctx.Repo.Repository.Units {
+		for _, repoUnit := range ctx.Repo.Units {
 			if repoUnit.Type == models.UnitTypeCode {
 				renderCode(ctx)
 				return

routers/repo/wiki.go

@@ -1,4 +1,5 @@
 // Copyright 2015 The Gogs Authors. All rights reserved.
+// Copyright 2018 The Gitea Authors. All rights reserved.
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
@@ -30,8 +31,8 @@ const (
 
 // MustEnableWiki check if wiki is enabled, if external then redirect
 func MustEnableWiki(ctx *context.Context) {
-	if !ctx.Repo.Repository.UnitEnabled(models.UnitTypeWiki) &&
-		!ctx.Repo.Repository.UnitEnabled(models.UnitTypeExternalWiki) {
+	if !ctx.Repo.CanRead(models.UnitTypeWiki) &&
+		!ctx.Repo.CanRead(models.UnitTypeExternalWiki) {
 		ctx.NotFound("MustEnableWiki", nil)
 		return
 	}
@@ -200,6 +201,7 @@ func renderWikiPage(ctx *context.Context, isViewPage bool) (*git.Repository, *gi
 // Wiki renders single wiki page
 func Wiki(ctx *context.Context) {
 	ctx.Data["PageIsWiki"] = true
+	ctx.Data["CanWriteWiki"] = ctx.Repo.CanWrite(models.UnitTypeWiki)
 
 	if !ctx.Repo.Repository.HasWiki() {
 		ctx.Data["Title"] = ctx.Tr("repo.wiki")
@@ -235,14 +237,15 @@ func Wiki(ctx *context.Context) {
 
 // WikiPages render wiki pages list page
 func WikiPages(ctx *context.Context) {
-	ctx.Data["Title"] = ctx.Tr("repo.wiki.pages")
-	ctx.Data["PageIsWiki"] = true
-
 	if !ctx.Repo.Repository.HasWiki() {
 		ctx.Redirect(ctx.Repo.RepoLink + "/wiki")
 		return
 	}
 
+	ctx.Data["Title"] = ctx.Tr("repo.wiki.pages")
+	ctx.Data["PageIsWiki"] = true
+	ctx.Data["CanWriteWiki"] = ctx.Repo.CanWrite(models.UnitTypeWiki)
+
 	wikiRepo, commit, err := findWikiRepoCommit(ctx)
 	if err != nil {
 		return

routers/routes/routes.go

@@ -393,7 +393,16 @@ func RegisterRoutes(m *macaron.Macaron) {
 	}
 
 	reqRepoAdmin := context.RequireRepoAdmin()
-	reqRepoWriter := context.RequireRepoWriter()
+	reqRepoCodeWriter := context.RequireRepoWriter(models.UnitTypeCode)
+	reqRepoCodeReader := context.RequireRepoReader(models.UnitTypeCode)
+	reqRepoReleaseWriter := context.RequireRepoWriter(models.UnitTypeReleases)
+	reqRepoReleaseReader := context.RequireRepoReader(models.UnitTypeReleases)
+	reqRepoWikiWriter := context.RequireRepoWriter(models.UnitTypeWiki)
+	reqRepoIssueReader := context.RequireRepoReader(models.UnitTypeIssues)
+	reqRepoPullsWriter := context.RequireRepoWriter(models.UnitTypePullRequests)
+	reqRepoPullsReader := context.RequireRepoReader(models.UnitTypePullRequests)
+	reqRepoIssuesOrPullsWriter := context.RequireRepoWriterOr(models.UnitTypeIssues, models.UnitTypePullRequests)
+	reqRepoIssuesOrPullsReader := context.RequireRepoReaderOr(models.UnitTypeIssues, models.UnitTypePullRequests)
 
 	// ***** START: Organization *****
 	m.Group("/org", func() {
@@ -463,7 +472,7 @@ func RegisterRoutes(m *macaron.Macaron) {
 		m.Group("/fork", func() {
 			m.Combo("/:repoid").Get(repo.Fork).
 				Post(bindIgnErr(auth.CreateRepoForm{}), repo.ForkPost)
-		}, context.RepoIDAssignment(), context.UnitTypes(), context.LoadRepoUnits(), context.CheckUnit(models.UnitTypeCode))
+		}, context.RepoIDAssignment(), context.UnitTypes(), reqRepoCodeReader)
 	}, reqSignIn)
 
 	m.Group("/:username/:reponame", func() {
@@ -514,7 +523,7 @@ func RegisterRoutes(m *macaron.Macaron) {
 		}, func(ctx *context.Context) {
 			ctx.Data["PageIsSettings"] = true
 		})
-	}, reqSignIn, context.RepoAssignment(), reqRepoAdmin, context.UnitTypes(), context.LoadRepoUnits(), context.RepoRef())
+	}, reqSignIn, context.RepoAssignment(), reqRepoAdmin, context.UnitTypes(), context.RepoRef())
 
 	m.Get("/:username/:reponame/action/:action", reqSignIn, context.RepoAssignment(), repo.Action)
 
@@ -522,7 +531,7 @@ func RegisterRoutes(m *macaron.Macaron) {
 		m.Group("/issues", func() {
 			m.Combo("/new").Get(context.RepoRef(), repo.NewIssue).
 				Post(bindIgnErr(auth.CreateIssueForm{}), repo.NewIssuePost)
-		}, context.CheckUnit(models.UnitTypeIssues))
+		}, reqRepoIssueReader)
 		// FIXME: should use different URLs but mostly same logic for comments of issue and pull reuqest.
 		// So they can apply their own enable/disable logic on routers.
 		m.Group("/issues", func() {
@@ -545,22 +554,22 @@ func RegisterRoutes(m *macaron.Macaron) {
 				m.Post("/reactions/:action", bindIgnErr(auth.ReactionForm{}), repo.ChangeIssueReaction)
 			})
 
-			m.Post("/labels", reqRepoWriter, repo.UpdateIssueLabel)
-			m.Post("/milestone", reqRepoWriter, repo.UpdateIssueMilestone)
-			m.Post("/assignee", reqRepoWriter, repo.UpdateIssueAssignee)
-			m.Post("/status", reqRepoWriter, repo.UpdateIssueStatus)
+			m.Post("/labels", reqRepoIssuesOrPullsWriter, repo.UpdateIssueLabel)
+			m.Post("/milestone", reqRepoIssuesOrPullsWriter, repo.UpdateIssueMilestone)
+			m.Post("/assignee", reqRepoIssuesOrPullsWriter, repo.UpdateIssueAssignee)
+			m.Post("/status", reqRepoIssuesOrPullsWriter, repo.UpdateIssueStatus)
 		})
 		m.Group("/comments/:id", func() {
 			m.Post("", repo.UpdateCommentContent)
 			m.Post("/delete", repo.DeleteComment)
 			m.Post("/reactions/:action", bindIgnErr(auth.ReactionForm{}), repo.ChangeCommentReaction)
-		}, context.CheckAnyUnit(models.UnitTypeIssues, models.UnitTypePullRequests))
+		})
 		m.Group("/labels", func() {
 			m.Post("/new", bindIgnErr(auth.CreateLabelForm{}), repo.NewLabel)
 			m.Post("/edit", bindIgnErr(auth.CreateLabelForm{}), repo.UpdateLabel)
 			m.Post("/delete", repo.DeleteLabel)
 			m.Post("/initialize", bindIgnErr(auth.InitializeLabelsForm{}), repo.InitializeLabels)
-		}, reqRepoWriter, context.RepoRef(), context.CheckAnyUnit(models.UnitTypeIssues, models.UnitTypePullRequests))
+		}, reqRepoIssuesOrPullsWriter, context.RepoRef())
 		m.Group("/milestones", func() {
 			m.Combo("/new").Get(repo.NewMilestone).
 				Post(bindIgnErr(auth.CreateMilestoneForm{}), repo.NewMilestonePost)
@@ -568,9 +577,9 @@ func RegisterRoutes(m *macaron.Macaron) {
 			m.Post("/:id/edit", bindIgnErr(auth.CreateMilestoneForm{}), repo.EditMilestonePost)
 			m.Get("/:id/:action", repo.ChangeMilestonStatus)
 			m.Post("/delete", repo.DeleteMilestone)
-		}, reqRepoWriter, context.RepoRef(), context.CheckAnyUnit(models.UnitTypeIssues, models.UnitTypePullRequests))
+		}, reqRepoIssuesOrPullsWriter, context.RepoRef())
 
-		m.Combo("/compare/*", repo.MustAllowPulls, repo.SetEditorconfigIfExists).
+		m.Combo("/compare/*", reqRepoCodeReader, reqRepoPullsReader, repo.MustAllowPulls, repo.SetEditorconfigIfExists).
 			Get(repo.SetDiffViewStyle, repo.CompareAndPullRequest).
 			Post(bindIgnErr(auth.CreateIssueForm{}), repo.CompareAndPullRequestPost)
 
@@ -591,7 +600,7 @@ func RegisterRoutes(m *macaron.Macaron) {
 				m.Post("/upload-file", repo.UploadFileToServer)
 				m.Post("/upload-remove", bindIgnErr(auth.RemoveUploadFileForm{}), repo.RemoveUploadFileFromServer)
 			}, context.RepoRef(), repo.MustBeEditable, repo.MustBeAbleToUpload)
-		}, repo.MustBeNotBare, reqRepoWriter)
+		}, reqRepoCodeWriter, repo.MustBeNotBare)
 
 		m.Group("/branches", func() {
 			m.Group("/_new/", func() {
@@ -601,9 +610,9 @@ func RegisterRoutes(m *macaron.Macaron) {
 			}, bindIgnErr(auth.NewBranchForm{}))
 			m.Post("/delete", repo.DeleteBranchPost)
 			m.Post("/restore", repo.RestoreBranchPost)
-		}, reqRepoWriter, repo.MustBeNotBare, context.CheckUnit(models.UnitTypeCode))
+		}, reqRepoCodeWriter, repo.MustBeNotBare)
 
-	}, reqSignIn, context.RepoAssignment(), context.UnitTypes(), context.LoadRepoUnits())
+	}, reqSignIn, context.RepoAssignment(), context.UnitTypes())
 
 	// Releases
 	m.Group("/:username/:reponame", func() {
@@ -614,11 +623,11 @@ func RegisterRoutes(m *macaron.Macaron) {
 			m.Get("/new", repo.NewRelease)
 			m.Post("/new", bindIgnErr(auth.NewReleaseForm{}), repo.NewReleasePost)
 			m.Post("/delete", repo.DeleteRelease)
-		}, reqSignIn, repo.MustBeNotBare, reqRepoWriter, context.RepoRef())
+		}, reqSignIn, repo.MustBeNotBare, reqRepoReleaseWriter, context.RepoRef())
 		m.Group("/releases", func() {
 			m.Get("/edit/*", repo.EditRelease)
 			m.Post("/edit/*", bindIgnErr(auth.EditReleaseForm{}), repo.EditReleasePost)
-		}, reqSignIn, repo.MustBeNotBare, reqRepoWriter, func(ctx *context.Context) {
+		}, reqSignIn, repo.MustBeNotBare, reqRepoReleaseWriter, func(ctx *context.Context) {
 			var err error
 			ctx.Repo.Commit, err = ctx.Repo.GitRepo.GetBranchCommit(ctx.Repo.Repository.DefaultBranch)
 			if err != nil {
@@ -632,7 +641,7 @@ func RegisterRoutes(m *macaron.Macaron) {
 			}
 			ctx.Data["CommitsCount"] = ctx.Repo.CommitsCount
 		})
-	}, context.RepoAssignment(), context.UnitTypes(), context.LoadRepoUnits(), context.CheckUnit(models.UnitTypeReleases))
+	}, context.RepoAssignment(), context.UnitTypes(), reqRepoReleaseReader)
 
 	m.Group("/:username/:reponame", func() {
 		m.Post("/topics", repo.TopicsPost)
@@ -642,8 +651,8 @@ func RegisterRoutes(m *macaron.Macaron) {
 		m.Group("", func() {
 			m.Get("/^:type(issues|pulls)$", repo.RetrieveLabels, repo.Issues)
 			m.Get("/^:type(issues|pulls)$/:index", repo.ViewIssue)
-			m.Get("/labels/", context.CheckAnyUnit(models.UnitTypeIssues, models.UnitTypePullRequests), repo.RetrieveLabels, repo.Labels)
-			m.Get("/milestones", context.CheckAnyUnit(models.UnitTypeIssues, models.UnitTypePullRequests), repo.Milestones)
+			m.Get("/labels/", reqRepoIssuesOrPullsReader, repo.RetrieveLabels, repo.Labels)
+			m.Get("/milestones", reqRepoIssuesOrPullsReader, repo.Milestones)
 		}, context.RepoRef())
 
 		m.Group("/wiki", func() {
@@ -656,7 +665,7 @@ func RegisterRoutes(m *macaron.Macaron) {
 				m.Combo("/:page/_edit").Get(repo.EditWiki).
 					Post(bindIgnErr(auth.NewWikiForm{}), repo.EditWikiPost)
 				m.Post("/:page/delete", repo.DeleteWikiPagePost)
-			}, reqSignIn, reqRepoWriter)
+			}, reqSignIn, reqRepoWikiWriter)
 		}, repo.MustEnableWiki, context.RepoRef())
 
 		m.Group("/wiki", func() {
@@ -666,19 +675,19 @@ func RegisterRoutes(m *macaron.Macaron) {
 		m.Group("/activity", func() {
 			m.Get("", repo.Activity)
 			m.Get("/:period", repo.Activity)
-		}, context.RepoRef(), repo.MustBeNotBare, context.CheckAnyUnit(models.UnitTypePullRequests, models.UnitTypeIssues, models.UnitTypeReleases))
+		}, context.RepoRef(), repo.MustBeNotBare, context.RequireRepoReaderOr(models.UnitTypePullRequests, models.UnitTypeIssues, models.UnitTypeReleases))
 
-		m.Get("/archive/*", repo.MustBeNotBare, context.CheckUnit(models.UnitTypeCode), repo.Download)
+		m.Get("/archive/*", repo.MustBeNotBare, reqRepoCodeReader, repo.Download)
 
 		m.Group("/branches", func() {
 			m.Get("", repo.Branches)
-		}, repo.MustBeNotBare, context.RepoRef(), context.CheckUnit(models.UnitTypeCode))
+		}, repo.MustBeNotBare, context.RepoRef(), reqRepoCodeReader)
 
 		m.Group("/pulls/:index", func() {
 			m.Get(".diff", repo.DownloadPullDiff)
 			m.Get(".patch", repo.DownloadPullPatch)
 			m.Get("/commits", context.RepoRef(), repo.ViewPullCommits)
-			m.Post("/merge", reqRepoWriter, bindIgnErr(auth.MergePullRequestForm{}), repo.MergePullRequest)
+			m.Post("/merge", reqRepoPullsWriter, bindIgnErr(auth.MergePullRequestForm{}), repo.MergePullRequest)
 			m.Post("/cleanup", context.RepoRef(), repo.CleanUpPullRequest)
 			m.Group("/files", func() {
 				m.Get("", context.RepoRef(), repo.SetEditorconfigIfExists, repo.SetDiffViewStyle, repo.SetWhitespaceBehavior, repo.ViewPullFiles)
@@ -696,7 +705,7 @@ func RegisterRoutes(m *macaron.Macaron) {
 			m.Get("/blob/:sha", context.RepoRefByType(context.RepoRefBlob), repo.DownloadByID)
 			// "/*" route is deprecated, and kept for backward compatibility
 			m.Get("/*", context.RepoRefByType(context.RepoRefLegacy), repo.SingleDownload)
-		}, repo.MustBeNotBare, context.CheckUnit(models.UnitTypeCode))
+		}, repo.MustBeNotBare, reqRepoCodeReader)
 
 		m.Group("/commits", func() {
 			m.Get("/branch/*", context.RepoRefByType(context.RepoRefBranch), repo.RefCommits)
@@ -704,12 +713,12 @@ func RegisterRoutes(m *macaron.Macaron) {
 			m.Get("/commit/*", context.RepoRefByType(context.RepoRefCommit), repo.RefCommits)
 			// "/*" route is deprecated, and kept for backward compatibility
 			m.Get("/*", context.RepoRefByType(context.RepoRefLegacy), repo.RefCommits)
-		}, repo.MustBeNotBare, context.CheckUnit(models.UnitTypeCode))
+		}, repo.MustBeNotBare, reqRepoCodeReader)
 
 		m.Group("", func() {
 			m.Get("/graph", repo.Graph)
 			m.Get("/commit/:sha([a-f0-9]{7,40})$", repo.SetEditorconfigIfExists, repo.SetDiffViewStyle, repo.Diff)
-		}, repo.MustBeNotBare, context.RepoRef(), context.CheckUnit(models.UnitTypeCode))
+		}, repo.MustBeNotBare, context.RepoRef(), reqRepoCodeReader)
 
 		m.Group("/src", func() {
 			m.Get("/branch/*", context.RepoRefByType(context.RepoRefBranch), repo.Home)
@@ -721,24 +730,24 @@ func RegisterRoutes(m *macaron.Macaron) {
 
 		m.Group("", func() {
 			m.Get("/forks", repo.Forks)
-		}, context.RepoRef(), context.CheckUnit(models.UnitTypeCode))
+		}, context.RepoRef(), reqRepoCodeReader)
 		m.Get("/commit/:sha([a-f0-9]{7,40})\\.:ext(patch|diff)",
-			repo.MustBeNotBare, context.CheckUnit(models.UnitTypeCode), repo.RawDiff)
+			repo.MustBeNotBare, reqRepoCodeReader, repo.RawDiff)
 
 		m.Get("/compare/:before([a-z0-9]{40})\\.\\.\\.:after([a-z0-9]{40})", repo.SetEditorconfigIfExists,
-			repo.SetDiffViewStyle, repo.MustBeNotBare, context.CheckUnit(models.UnitTypeCode), repo.CompareDiff)
-	}, ignSignIn, context.RepoAssignment(), context.UnitTypes(), context.LoadRepoUnits())
+			repo.SetDiffViewStyle, repo.MustBeNotBare, reqRepoCodeReader, repo.CompareDiff)
+	}, ignSignIn, context.RepoAssignment(), context.UnitTypes())
 	m.Group("/:username/:reponame", func() {
 		m.Get("/stars", repo.Stars)
 		m.Get("/watchers", repo.Watchers)
-		m.Get("/search", context.CheckUnit(models.UnitTypeCode), repo.Search)
-	}, ignSignIn, context.RepoAssignment(), context.RepoRef(), context.UnitTypes(), context.LoadRepoUnits())
+		m.Get("/search", reqRepoCodeReader, repo.Search)
+	}, ignSignIn, context.RepoAssignment(), context.RepoRef(), context.UnitTypes())
 
 	m.Group("/:username", func() {
 		m.Group("/:reponame", func() {
 			m.Get("", repo.SetEditorconfigIfExists, repo.Home)
 			m.Get("\\.git$", repo.SetEditorconfigIfExists, repo.Home)
-		}, ignSignIn, context.RepoAssignment(), context.RepoRef(), context.UnitTypes(), context.LoadRepoUnits())
+		}, ignSignIn, context.RepoAssignment(), context.RepoRef(), context.UnitTypes())
 
 		m.Group("/:reponame", func() {
 			m.Group("\\.git/info/lfs", func() {

routers/user/home.go

@@ -286,7 +286,12 @@ func Issues(ctx *context.Context) {
 		repo := showReposMap[repoID]
 
 		// Check if user has access to given repository.
-		if !repo.IsOwnedBy(ctxUser.ID) && !repo.HasAccess(ctxUser) {
+		perm, err := models.GetUserRepoPermission(repo, ctxUser)
+		if err != nil {
+			ctx.ServerError("GetUserRepoPermission", fmt.Errorf("[%d]%v", repoID, err))
+			return
+		}
+		if !perm.CanRead(models.UnitTypeIssues) {
 			ctx.Status(404)
 			return
 		}

templates/repo/activity.tmpl

@@ -23,10 +23,10 @@
 		</h2>
 		<div class="ui divider"></div>
 
-		{{if (or (.Repository.UnitEnabled $.UnitTypeIssues) (.Repository.UnitEnabled $.UnitTypePullRequests))}}
+		{{if (or (.Permission.CanRead $.UnitTypeIssues) (.Permission.CanRead $.UnitTypePullRequests))}}
 		<h4 class="ui top attached header">{{.i18n.Tr "repo.activity.overview"}}</h4>
 		<div class="ui attached segment two column grid">
-			{{if .Repository.UnitEnabled $.UnitTypePullRequests}}
+			{{if .Permission.CanRead $.UnitTypePullRequests}}
 				<div class="column">
 					{{if gt .Activity.ActivePRCount 0}}
 					<div class="stats-table">
@@ -41,7 +41,7 @@
 					{{.i18n.Tr (TrN .i18n.Lang .Activity.ActivePRCount "repo.activity.active_prs_count_1" "repo.activity.active_prs_count_n") .Activity.ActivePRCount | Safe }}
 				</div>
 			{{end}}
-			{{if .Repository.UnitEnabled $.UnitTypeIssues}}
+			{{if .Permission.CanRead $.UnitTypeIssues}}
 				<div class="column">
 					{{if gt .Activity.ActiveIssueCount 0}}
 					<div class="stats-table">
@@ -58,7 +58,7 @@
 			{{end}}
 		</div>
 		<div class="ui attached segment horizontal segments">
-			{{if .Repository.UnitEnabled $.UnitTypePullRequests}}
+			{{if .Permission.CanRead $.UnitTypePullRequests}}
 				<a href="#merged-pull-requests" class="ui attached segment text center">
 					<i class="text purple octicon octicon-git-pull-request"></i> <strong>{{.Activity.MergedPRCount}}</strong><br>
 					{{.i18n.Tr (TrN .i18n.Lang .Activity.MergedPRCount "repo.activity.merged_prs_count_1" "repo.activity.merged_prs_count_n") }}
@@ -68,7 +68,7 @@
 					{{.i18n.Tr (TrN .i18n.Lang .Activity.OpenedPRCount "repo.activity.opened_prs_count_1" "repo.activity.opened_prs_count_n") }}
 				</a>
 			{{end}}
-			{{if .Repository.UnitEnabled $.UnitTypeIssues}}
+			{{if .Permission.CanRead $.UnitTypeIssues}}
 				<a href="#closed-issues" class="ui attached segment text center">
 					<i class="text red octicon octicon-issue-closed"></i> <strong>{{.Activity.ClosedIssueCount}}</strong><br>
 					{{.i18n.Tr (TrN .i18n.Lang .Activity.ClosedIssueCount "repo.activity.closed_issues_count_1" "repo.activity.closed_issues_count_n") }}

templates/repo/bare.tmpl

@@ -5,7 +5,7 @@
 		<div class="ui grid">
 			<div class="sixteen wide column content">
 				{{template "base/alert" .}}
-				{{if .IsRepositoryWriter}}
+				{{if .CanWriteCode}}
 					<h4 class="ui top attached header">
 						{{.i18n.Tr "repo.quick_guide"}}
 					</h4>

templates/repo/diff/comments.tmpl

@@ -21,7 +21,7 @@
 				{{end}}
 			{{end}}
 			{{template "repo/issue/view_content/add_reaction" Dict "ctx" $ "ActionURL" (Printf "%s/comments/%d/reactions" $.root.RepoLink .ID) }}
-			{{if or $.root.IsRepositoryAdmin (eq .Poster.ID $.root.SignedUserID)}}
+			{{if or $.root.Permission.IsAdmin (eq .Poster.ID $.root.SignedUserID)}}
 				<div class="item action">
 					<a class="edit-content" href="#"><i class="octicon octicon-pencil"></i></a>
 					<a class="delete-comment" href="#" data-comment-id={{.HashTag}} data-url="{{$.root.RepoLink}}/comments/{{.ID}}/delete" data-locale="{{$.root.i18n.Tr "repo.issues.delete_comment_confirm"}}"><i class="octicon octicon-x"></i></a>

templates/repo/header.tmpl

@@ -30,7 +30,7 @@
 						{{.NumStars}}
 					</a>
 				</div>
-				{{if .CanBeForked}}
+				{{if and (not .IsBare) ($.Permission.CanRead $.UnitTypeCode)}}
 					<div class="ui compact labeled button" tabindex="0">
 						<a class="ui compact button {{if not $.CanSignedUserFork}}poping up{{end}}" {{if $.CanSignedUserFork}}href="{{AppSubUrl}}/repo/fork/{{.ID}}"{{else if $.IsSigned}} data-content="{{$.i18n.Tr "repo.fork_from_self"}}" data-position="top center" data-variation="tiny"{{end}}>
 							<i class="octicon octicon-repo-forked"></i>{{$.i18n.Tr "repo.fork"}}
@@ -47,43 +47,43 @@
 {{if not .IsDiffCompare}}
 	<div class="ui tabs container">
 		<div class="ui tabular stackable menu navbar">
-			{{if .Repository.UnitEnabled $.UnitTypeCode}}
+			{{if .Permission.CanRead $.UnitTypeCode}}
 			<a class="{{if .PageIsViewCode}}active{{end}} item" href="{{.RepoLink}}{{if (ne .BranchName .Repository.DefaultBranch)}}/src/{{.BranchNameSubURL | EscapePound}}{{end}}">
 				<i class="octicon octicon-code"></i> {{.i18n.Tr "repo.code"}}
 			</a>
 			{{end}}
 
-			{{if .Repository.UnitEnabled $.UnitTypeIssues}}
+			{{if .Permission.CanRead $.UnitTypeIssues}}
 				<a class="{{if .PageIsIssueList}}active{{end}} item" href="{{.RepoLink}}/issues">
 					<i class="octicon octicon-issue-opened"></i> {{.i18n.Tr "repo.issues"}} <span class="ui {{if not .Repository.NumOpenIssues}}gray{{else}}blue{{end}} small label">{{.Repository.NumOpenIssues}}</span>
 				</a>
 			{{end}}
 
-			{{if .Repository.UnitEnabled $.UnitTypeExternalTracker}}
+			{{if .Permission.CanRead $.UnitTypeExternalTracker}}
 				<a class="{{if .PageIsIssueList}}active{{end}} item" href="{{.RepoLink}}/issues" target="_blank" rel="noopener noreferrer">
 					<i class="octicon octicon-issue-opened"></i> {{.i18n.Tr "repo.issues"}} </span>
 				</a>
 			{{end}}
 
-			{{if .Repository.AllowsPulls}}
+			{{if and .Repository.CanEnablePulls (.Permission.CanRead $.UnitTypePullRequests)}}
 				<a class="{{if .PageIsPullList}}active{{end}} item" href="{{.RepoLink}}/pulls">
 					<i class="octicon octicon-git-pull-request"></i> {{.i18n.Tr "repo.pulls"}} <span class="ui {{if not .Repository.NumOpenPulls}}gray{{else}}blue{{end}} small label">{{.Repository.NumOpenPulls}}</span>
 				</a>
 			{{end}}
 
-			{{if and (.Repository.UnitEnabled $.UnitTypeReleases) (not .IsBareRepo) }}
+			{{if and (.Permission.CanRead $.UnitTypeReleases) (not .IsBareRepo) }}
 			<a class="{{if .PageIsReleaseList}}active{{end}} item" href="{{.RepoLink}}/releases">
 				<i class="octicon octicon-tag"></i> {{.i18n.Tr "repo.releases"}} <span class="ui {{if not .Repository.NumReleases}}gray{{else}}blue{{end}} small label">{{.Repository.NumReleases}}</span>
 			</a>
 			{{end}}
 
-			{{if or (.Repository.UnitEnabled $.UnitTypeWiki) (.Repository.UnitEnabled $.UnitTypeExternalWiki)}}
-				<a class="{{if .PageIsWiki}}active{{end}} item" href="{{.RepoLink}}/wiki" {{if (.Repository.UnitEnabled $.UnitTypeExternalWiki)}} target="_blank" rel="noopener noreferrer" {{end}}>
+			{{if or (.Permission.CanRead $.UnitTypeWiki) (.Permission.CanRead $.UnitTypeExternalWiki)}}
+				<a class="{{if .PageIsWiki}}active{{end}} item" href="{{.RepoLink}}/wiki" {{if (.Permission.CanRead $.UnitTypeExternalWiki)}} target="_blank" rel="noopener noreferrer" {{end}}>
 					<i class="octicon octicon-book"></i> {{.i18n.Tr "repo.wiki"}}
 				</a>
 			{{end}}
 
-			{{if and (.Repository.AnyUnitEnabled $.UnitTypePullRequests $.UnitTypeIssues $.UnitTypeReleases) (not .IsBareRepo)}}
+			{{if and (.Permission.CanReadAny $.UnitTypePullRequests $.UnitTypeIssues $.UnitTypeReleases) (not .IsBareRepo)}}
 				<a class="{{if .PageIsActivity}}active{{end}} item" href="{{.RepoLink}}/activity">
 					<i class="octicon octicon-pulse"></i> {{.i18n.Tr "repo.activity"}}
 				</a>
@@ -91,7 +91,7 @@
 
 			{{template "custom/extra_tabs" .}}
 
-			{{if .IsRepositoryAdmin}}
+			{{if .Permission.IsAdmin}}
 				<div class="right menu">
 					<a class="{{if .PageIsSettings}}active{{end}} item" href="{{.RepoLink}}/settings">
 						<i class="octicon octicon-tools"></i> {{.i18n.Tr "repo.settings"}}

templates/repo/home.tmpl

@@ -25,9 +25,9 @@
 		</div>
 		<div class="ui repo-topic" id="repo-topic">
 		{{range .Topics}}<a class="ui green basic label topic" style="cursor:pointer;" href="{{AppSubUrl}}/explore/repos?q={{.Name}}&topic=1">{{.Name}}</a>{{end}}
-		{{if .IsRepositoryAdmin}}<a id="manage_topic" style="cursor:pointer;margin-left:10px;">{{.i18n.Tr "repo.topic.manage_topics"}}</a>{{end}}
+		{{if .Permission.IsAdmin}}<a id="manage_topic" style="cursor:pointer;margin-left:10px;">{{.i18n.Tr "repo.topic.manage_topics"}}</a>{{end}}
 		</div>
-		{{if .IsRepositoryAdmin}}
+		{{if .Permission.IsAdmin}}
 		<div class="ui repo-topic-edit grid form segment error" id="topic_edit" style="display:none">
 			<div class="fourteen wide column">
 				<div class="field">

templates/repo/issue/labels.tmpl

@@ -4,7 +4,7 @@
 	<div class="ui container">
 		<div class="navbar">
 			{{template "repo/issue/navbar" .}}
-			{{if .IsRepositoryWriter}}
+			{{if or .CanWriteIssues .CanWritePulls}}
 				<div class="ui right">
 					<div class="ui green new-label button">{{.i18n.Tr "repo.issues.new_label"}}</div>
 				</div>
@@ -57,7 +57,7 @@
 		{{template "base/alert" .}}
 		<div class="ui black label">{{.i18n.Tr "repo.issues.label_count" .NumLabels}}</div>
 		<div class="label list">
-			{{if and $.IsRepositoryWriter (eq .NumLabels 0)}}
+			{{if and (or $.CanWriteIssues $.CanWritePulls) (eq .NumLabels 0)}}
 				<div class="ui centered grid">
 					<div class="twelve wide column eight wide computer column">
 						<div class="ui attached left aligned segment">
@@ -105,7 +105,7 @@
 							<a class="ui right open-issues" href="{{$.RepoLink}}/issues?labels={{.ID}}"><i class="octicon octicon-issue-opened"></i> {{$.i18n.Tr "repo.issues.label_open_issues" .NumOpenIssues}}</a>
 						</div>
 						<div class="three wide column">
-						{{if $.IsRepositoryWriter}}
+						{{if or $.CanWriteIssues $.CanWritePulls}}
 							<a class="ui right delete-button" href="#" data-url="{{$.RepoLink}}/labels/delete" data-id="{{.ID}}"><i class="octicon octicon-trashcan"></i> {{$.i18n.Tr "repo.issues.label_delete"}}</a>
 							<a class="ui right edit-label-button" href="#" data-id="{{.ID}}" data-title="{{.Name}}" data-description="{{.Description}}" data-color={{.Color}}><i class="octicon octicon-pencil"></i> {{$.i18n.Tr "repo.issues.label_edit"}}</a>
 						{{end}}
@@ -117,7 +117,7 @@
 	</div>
 </div>
 
-{{if .IsRepositoryWriter}}
+{{if or $.CanWriteIssues $.CanWritePulls}}
 	<div class="ui small basic delete modal">
 		<div class="ui icon header">
 			<i class="trash icon"></i>

templates/repo/issue/milestone_new.tmpl

@@ -4,7 +4,7 @@
 	<div class="ui container">
 		<div class="navbar">
 			{{template "repo/issue/navbar" .}}
-			{{if and .IsRepositoryWriter .PageIsEditMilestone}}
+			{{if and (or .CanWriteIssues .CanWritePulls) .PageIsEditMilestone}}
 				<div class="ui right floated secondary menu">
 					<a class="ui green button" href="{{$.RepoLink}}/milestones/new">{{.i18n.Tr "repo.milestones.new"}}</a>
 				</div>

templates/repo/issue/milestones.tmpl

@@ -4,7 +4,7 @@
 	<div class="ui container">
 		<div class="navbar">
 			{{template "repo/issue/navbar" .}}
-			{{if .IsRepositoryWriter}}
+			{{if or .CanWriteIssues .CanWritePulls}}
 				<div class="ui right">
 					<a class="ui green button" href="{{$.Link}}/new">{{.i18n.Tr "repo.milestones.new"}}</a>
 				</div>
@@ -67,7 +67,7 @@
 							{{if .TotalTrackedTime}}<i class="octicon octicon-clock"></i> {{.TotalTrackedTime|Sec2Time}}{{end}}
 						</span>
 					</div>
-					{{if $.IsRepositoryWriter}}
+					{{if or $.CanWriteIssues $.CanWritePulls}}
 						<div class="ui right operate">
 							<a href="{{$.Link}}/{{.ID}}/edit" data-id={{.ID}} data-title={{.Name}}><i class="octicon octicon-pencil"></i> {{$.i18n.Tr "repo.issues.label_edit"}}</a>
 							{{if .IsClosed}}
@@ -111,7 +111,7 @@
 	</div>
 </div>
 
-{{if .IsRepositoryWriter}}
+{{if or .CanWriteIssues .CanWritePulls}}
 	<div class="ui small basic delete modal">
 		<div class="ui icon header">
 			<i class="trash icon"></i>

templates/repo/issue/view_content.tmpl

@@ -20,7 +20,7 @@
 						<span class="text grey"><a {{if gt .Issue.Poster.ID 0}}href="{{.Issue.Poster.HomeLink}}"{{end}}>{{.Issue.Poster.Name}}</a> {{.i18n.Tr "repo.issues.commented_at" .Issue.HashTag $createdStr | Safe}}</span>
 						<div class="ui right actions">
 							{{template "repo/issue/view_content/add_reaction" Dict "ctx" $ "ActionURL" (Printf "%s/issues/%d/reactions" $.RepoLink .Issue.Index) }}
-							{{if .IsIssueOwner}}
+							{{if or .IsIssueWriter .IsIssuePoster}}
 								<div class="item action">
 									<a class="edit-content" href="#"><i class="octicon octicon-pencil"></i></a>
 								</div>
@@ -79,7 +79,7 @@
 							{{.CsrfTokenHtml}}
 							<input id="status" name="status" type="hidden">
 							<div class="text right">
-								{{if and .IsIssueOwner (not .DisableStatusChange)}}
+								{{if and (or .IsIssueWriter .IsIssuePoster) (not .DisableStatusChange)}}
 									{{if .Issue.IsClosed}}
 										<div id="status-button" class="ui green basic button" tabindex="6" data-status="{{.i18n.Tr "repo.issues.reopen_issue"}}" data-status-and-comment="{{.i18n.Tr "repo.issues.reopen_comment_issue"}}" data-status-val="reopen">
 											{{.i18n.Tr "repo.issues.reopen_issue"}}

templates/repo/issue/view_content/comments.tmpl

@@ -23,7 +23,7 @@
 							</div>
 						{{end}}
 						{{template "repo/issue/view_content/add_reaction" Dict "ctx" $ "ActionURL" (Printf "%s/comments/%d/reactions" $.RepoLink .ID) }}
-						{{if or $.IsRepositoryAdmin (eq .Poster.ID $.SignedUserID)}}
+						{{if or $.Permission.IsAdmin (eq .Poster.ID $.SignedUserID)}}
 							<div class="item action">
 								<a class="edit-content" href="#"><i class="octicon octicon-pencil"></i></a>
 								<a class="delete-comment" href="#" data-comment-id={{.HashTag}} data-url="{{$.RepoLink}}/comments/{{.ID}}/delete" data-locale="{{$.i18n.Tr "repo.issues.delete_comment_confirm"}}"><i class="octicon octicon-x"></i></a>

templates/repo/issue/view_content/sidebar.tmpl

@@ -2,7 +2,7 @@
 	<div class="ui segment metas">
 		{{template "repo/issue/branch_selector_field" .}}
 
-		<div class="ui {{if not .IsRepositoryWriter}}disabled{{end}} floating jump select-label dropdown">
+		<div class="ui {{if not .IsIssueWriter}}disabled{{end}} floating jump select-label dropdown">
 			<span class="text">
 				<strong>{{.i18n.Tr "repo.issues.new.labels"}}</strong>
 				<span class="octicon octicon-gear"></span>
@@ -27,7 +27,7 @@
 
 		<div class="ui divider"></div>
 
-		<div class="ui {{if not .IsRepositoryWriter}}disabled{{end}} floating jump select-milestone dropdown">
+		<div class="ui {{if not .IsIssueWriter}}disabled{{end}} floating jump select-milestone dropdown">
 			<span class="text">
 				<strong>{{.i18n.Tr "repo.issues.new.milestone"}}</strong>
 				<span class="octicon octicon-gear"></span>
@@ -68,7 +68,7 @@
 		<div class="ui divider"></div>
 
 		<input id="assignee_id" name="assignee_id" type="hidden" value="{{.assignee_id}}">
-		<div class="ui {{if not .IsRepositoryWriter}}disabled{{end}} floating jump select-assignees-modify dropdown">
+		<div class="ui {{if not .IsIssueWriter}}disabled{{end}} floating jump select-assignees-modify dropdown">
 			<span class="text">
 				<strong>{{.i18n.Tr "repo.issues.new.assignees"}}</strong>
 				<span class="octicon octicon-gear"></span>
@@ -223,7 +223,7 @@
 					{{if .Issue.IsOverdue}}
 						<span style="color: red;">{{.i18n.Tr "repo.issues.due_date_overdue"}}</span>
 					{{end}}
-					{{if and .IsSigned .IsRepositoryWriter}}
+					{{if .IsIssueWriter}}
 						<br/>
 						<a style="cursor:pointer;" onclick="toggleDeadlineForm();"><i class="edit icon"></i>{{$.i18n.Tr "repo.issues.due_date_form_edit"}}</a> -
 						<a style="cursor:pointer;" onclick="updateDeadline('');"><i class="remove icon"></i>{{$.i18n.Tr "repo.issues.due_date_form_remove"}}</a>
@@ -233,7 +233,7 @@
 				<p><i>{{.i18n.Tr "repo.issues.due_date_not_set"}}</i></p>
 			{{end}}
 
-			{{if and .IsSigned .IsRepositoryWriter}}
+			{{if .IsIssueWriter}}
 				<div {{if ne .Issue.DeadlineUnix 0}} style="display: none;"{{end}} id="deadlineForm">
 					<form class="ui fluid action input" action="{{AppSubUrl}}/api/v1/repos/{{.Repository.Owner.Name}}/{{.Repository.Name}}/issues/{{.Issue.Index}}" method="post" id="update-issue-deadline-form" onsubmit="setDeadline();return false;">
 						{{$.CsrfTokenHtml}}

templates/repo/issue/view_title.tmpl

@@ -6,7 +6,7 @@
 				<input value="{{.Issue.Title}}">
 			</div>
 		</h1>
-		{{if .IsIssueOwner}}
+		{{if or .IsIssueWriter .IsIssuePoster}}
 			<div class="four wide column">
 				<div class="edit-zone text right">
 					<div id="edit-title" class="ui basic green not-in-edit button">{{.i18n.Tr "repo.issues.edit"}}</div>

templates/repo/release/list.tmpl

@@ -5,7 +5,7 @@
 		{{template "base/alert" .}}
 		<h2 class="ui header">
 			{{.i18n.Tr "repo.release.releases"}}
-			{{if .IsRepositoryWriter}}
+			{{if .CanCreateRelease}}
 				<div class="ui right">
 					<a class="ui small green button" href="{{$.RepoLink}}/releases/new">
 						{{.i18n.Tr "repo.release.new_release"}}
@@ -41,7 +41,7 @@
 								<a href="{{$.RepoLink}}/src/tag/{{.TagName | EscapePound}}" rel="nofollow"><i class="tag icon"></i> {{.TagName}}</a>
 							</h4>
 							<div class="download">
-							{{if $.Repository.UnitEnabled $.UnitTypeCode}}
+							{{if $.Permission.CanRead $.UnitTypeCode}}
 								<a href="{{$.RepoLink}}/src/commit/{{.Sha1}}" rel="nofollow"><i class="code icon"></i> {{ShortSha .Sha1}}</a>
 								<a href="{{$.RepoLink}}/archive/{{.TagName | EscapePound}}.zip" rel="nofollow"><i class="octicon octicon-file-zip"></i> ZIP</a>
 								<a href="{{$.RepoLink}}/archive/{{.TagName | EscapePound}}.tar.gz"><i class="octicon octicon-file-zip"></i> TAR.GZ</a>
@@ -50,7 +50,7 @@
 						{{else}}
 							<h3>
 								<a href="{{$.RepoLink}}/src/tag/{{.TagName | EscapePound}}">{{.Title}}</a>
-								{{if $.IsRepositoryWriter}}<small>(<a href="{{$.RepoLink}}/releases/edit/{{.TagName | EscapePound}}" rel="nofollow">{{$.i18n.Tr "repo.release.edit"}}</a>)</small>{{end}}
+								{{if $.CanCreateRelease}}<small>(<a href="{{$.RepoLink}}/releases/edit/{{.TagName | EscapePound}}" rel="nofollow">{{$.i18n.Tr "repo.release.edit"}}</a>)</small>{{end}}
 							</h3>
 							<p class="text grey">
 								<span class="author">
@@ -66,7 +66,7 @@
 							<div class="download">
 								<h2>{{$.i18n.Tr "repo.release.downloads"}}</h2>
 								<ul class="list">
-									{{if $.Repository.UnitEnabled $.UnitTypeCode}}
+									{{if $.Permission.CanRead $.UnitTypeCode}}
 									<li>
 										<a href="{{$.RepoLink}}/archive/{{.TagName | EscapePound}}.zip" rel="nofollow"><strong><i class="octicon octicon-file-zip"></i> {{$.i18n.Tr "repo.release.source_code"}} (ZIP)</strong></a>
 									</li>

templates/repo/settings/options.tmpl

@@ -266,7 +266,7 @@
 		</div>
 		{{end}}
 
-		{{if .IsRepositoryOwner}}
+		{{if .Permission.IsOwner}}
 		<h4 class="ui top attached warning header">
 			{{.i18n.Tr "repo.settings.danger_zone"}}
 		</h4>
@@ -294,7 +294,7 @@
 				</div>
 			</div>
 
-			{{if .Repository.UnitEnabled $.UnitTypeWiki}}
+			{{if .Permission.CanRead $.UnitTypeWiki}}
 				<div class="ui divider"></div>
 
 				<div class="item">
@@ -324,7 +324,7 @@
 	</div>
 </div>
 
-{{if .IsRepositoryOwner}}
+{{if .Permission.IsOwner}}
 	{{if .Repository.IsMirror}}
 	<div class="ui small modal" id="convert-repo-modal">
 		<div class="header">

templates/repo/settings/webhook/history.tmpl

@@ -1,7 +1,7 @@
 {{if .PageIsSettingsHooksEdit}}
 	<h4 class="ui top attached header">
 		{{.i18n.Tr "repo.settings.recent_deliveries"}}
-		{{if .IsRepositoryAdmin}}
+		{{if .Permission.IsAdmin}}
 			<div class="ui right">
 				<button class="ui teal tiny button poping up" id="test-delivery" data-content=
 				"{{.i18n.Tr "repo.settings.webhook.test_delivery_desc"}}" data-variation="inverted tiny" data-link="{{.Link}}/test" data-redirect="{{.Link}}">{{.i18n.Tr "repo.settings.webhook.test_delivery"}}</button>

templates/repo/sub_menu.tmpl

@@ -1,11 +1,11 @@
 <div class="ui segment sub-menu">
 	<div class="ui two horizontal center link list">
-		{{if and (.Repository.UnitEnabled $.UnitTypeCode) (not .IsBareRepo)}}
+		{{if and (.Permission.CanRead $.UnitTypeCode) (not .IsBareRepo)}}
 			<div class="item{{if .PageIsCommits}} active{{end}}">
 				<a href="{{.RepoLink}}/commits{{if .IsViewBranch}}/branch{{else if .IsViewTag}}/tag{{else if .IsViewCommit}}/commit{{end}}/{{EscapePound .BranchName}}"><i class="octicon octicon-history"></i> <b>{{.CommitsCount}}</b> {{.i18n.Tr (TrN .i18n.Lang .CommitsCount "repo.commit" "repo.commits") }}</a>
 			</div>
 		{{end}}
-		{{if and (.Repository.UnitEnabled $.UnitTypeCode) (not .IsBareRepo) }}
+		{{if and (.Permission.CanRead $.UnitTypeCode) (not .IsBareRepo) }}
 			<div class="item{{if .PageIsBranches}} active{{end}}">
 				<a href="{{.RepoLink}}/branches/"><i class="octicon octicon-git-branch"></i> <b>{{.BranchesCount}}</b> {{.i18n.Tr (TrN .i18n.Lang .BranchesCount "repo.branch" "repo.branches") }}</a>
 			</div>

templates/repo/wiki/pages.tmpl

@@ -4,7 +4,7 @@
 	<div class="ui container">
 		<div class="ui header">
 			{{.i18n.Tr "repo.wiki.pages"}}
-			{{if and .IsRepositoryWriter (not .IsRepositoryMirror)}}
+			{{if and .CanWriteWiki (not .IsRepositoryMirror)}}
 			<div class="ui right">
 				<a class="ui green small button" href="{{.RepoLink}}/wiki/_new">{{.i18n.Tr "repo.wiki.new_page_button"}}</a>
 			</div>

templates/repo/wiki/start.tmpl

@@ -6,7 +6,7 @@
 			<span class="mega-octicon octicon-book"></span>
 			<h2>{{.i18n.Tr "repo.wiki.welcome"}}</h2>
 			<p>{{.i18n.Tr "repo.wiki.welcome_desc"}}</p>
-			{{if and .IsRepositoryWriter (not .Repository.IsMirror)}}
+			{{if and .CanWriteWiki (not .Repository.IsMirror)}}
 				<a class="ui green button" href="{{.RepoLink}}/wiki/_new">{{.i18n.Tr "repo.wiki.create_first_page"}}</a>
 			{{end}}
 		</div>

templates/repo/wiki/view.tmpl

@@ -63,7 +63,7 @@
 					</div>
 				</div>
 				<div class="eight wide right aligned column">
-					{{if and .IsRepositoryWriter (not .Repository.IsMirror)}}
+					{{if and .CanWriteWiki (not .Repository.IsMirror)}}
 						<div class="ui right">
 							<a class="ui small button" href="{{.RepoLink}}/wiki/{{.PageURL}}/_edit">{{.i18n.Tr "repo.wiki.edit_page_button"}}</a>
 							<a class="ui green small button" href="{{.RepoLink}}/wiki/_new">{{.i18n.Tr "repo.wiki.new_page_button"}}</a>