Merge branch 'access' of github.com:gogits/gogs into access

5 files changed, 199 insertions, 52 deletions

diff --git a/models/access.go b/models/access.go
index 81aa43dc78..64bb921409 100644
--- a/models/access.go
+++ b/models/access.go
@@ -78,3 +78,27 @@ func HasAccess(uname, repoName string, mode AccessType) (bool, error) {
 	}
 	return true, nil
 }
+
+// GetAccessibleRepositories finds all repositories where a user has access to,
+// besides his own.
+func (u *User) GetAccessibleRepositories() (map[*Repository]AccessType, error) {
+	accesses := make([]*Access, 0, 10)
+	if err := x.Find(&accesses, &Access{UserName: u.LowerName}); err != nil {
+		return nil, err
+	}
+
+	repos := make(map[*Repository]AccessType, len(accesses))
+	for _, access := range accesses {
+		repo, err := GetRepositoryByRef(access.RepoName)
+		if err != nil {
+			return nil, err
+		}
+		err = repo.GetOwner()
+		if err != nil {
+			return nil, err
+		}
+		repos[repo] = access.Mode
+	}
+
+	return repos, nil
+}
diff --git a/models/issue.go b/models/issue.go
index d9a24063c2..9e1d52260f 100644
--- a/models/issue.go
+++ b/models/issue.go
@@ -282,10 +282,10 @@ type IssueUser struct {
 }
 
 // NewIssueUserPairs adds new issue-user pairs for new issue of repository.
-func NewIssueUserPairs(rid, iid, oid, pid, aid int64, repoName string) (err error) {
-	iu := &IssueUser{IssueId: iid, RepoId: rid}
+func NewIssueUserPairs(repo *Repository, iid, oid, pid, aid int64) (err error) {
+	iu := &IssueUser{IssueId: iid, RepoId: repo.Id}
 
-	us, err := GetCollaborators(repoName)
+	us, err := repo.GetCollaborators()
 	if err != nil {
 		return err
 	}
diff --git a/models/migrations/migrations.go b/models/migrations/migrations.go
index 3586e5d0b6..f0ed10b7aa 100644
--- a/models/migrations/migrations.go
+++ b/models/migrations/migrations.go
@@ -2,6 +2,9 @@ package migrations
 
 import (
 	"errors"
+	"strconv"
+	"strings"
+	"time"
 
 	"github.com/go-xorm/xorm"
 )
@@ -16,7 +19,9 @@ type Version struct {
 
 // This is a sequence of migrations. Add new migrations to the bottom of the list.
 // If you want to "retire" a migration, replace it with "expiredMigration"
-var migrations = []migration{}
+var migrations = []migration{
+	accessToCollaboration,
+}
 
 // Migrate database to current version
 func Migrate(x *xorm.Engine) error {
@@ -29,6 +34,21 @@ func Migrate(x *xorm.Engine) error {
 	if err != nil {
 		return err
 	} else if !has {
+		needsMigration, err := x.IsTableExist("user")
+		if err != nil {
+			return err
+		}
+		if needsMigration {
+			isEmpty, err := x.IsTableEmpty("user")
+			if err != nil {
+				return err
+			}
+			needsMigration = !isEmpty
+		}
+		if !needsMigration {
+			currentVersion.Version = int64(len(migrations))
+		}
+
 		if _, err = x.InsertOne(currentVersion); err != nil {
 			return err
 		}
@@ -51,3 +71,90 @@ func Migrate(x *xorm.Engine) error {
 func expiredMigration(x *xorm.Engine) error {
 	return errors.New("You are migrating from a too old gogs version")
 }
+
+func mustParseInt64(in []byte) int64 {
+	i, err := strconv.ParseInt(string(in), 10, 64)
+	if err != nil {
+		i = 0
+	}
+	return i
+}
+
+func accessToCollaboration(x *xorm.Engine) error {
+	type Collaboration struct {
+		ID      int64     `xorm:"pk autoincr"`
+		RepoID  int64     `xorm:"UNIQUE(s) INDEX NOT NULL"`
+		UserID  int64     `xorm:"UNIQUE(s) INDEX NOT NULL"`
+		Created time.Time `xorm:"CREATED"`
+	}
+
+	x.Sync(new(Collaboration))
+
+	sql := `SELECT u.id AS uid, a.repo_name AS repo, a.mode AS mode, a.created as created FROM access a JOIN user u ON a.user_name=u.lower_name`
+	results, err := x.Query(sql)
+	if err != nil {
+		return err
+	}
+
+	for _, result := range results {
+		userID := mustParseInt64(result["uid"])
+		repoRefName := string(result["repo"])
+		mode := mustParseInt64(result["mode"])
+		created := result["created"]
+
+		//Collaborators must have write access
+		if mode < 2 {
+			continue
+		}
+
+		// find owner of repository
+		parts := strings.SplitN(repoRefName, "/", 2)
+		ownerName := parts[0]
+		repoName := parts[1]
+
+		sql = `SELECT u.id as uid, ou.uid as memberid FROM user u LEFT JOIN org_user ou ON ou.org_id=u.id WHERE u.lower_name=?`
+		results, err := x.Query(sql, ownerName)
+		if err != nil {
+			return err
+		}
+		if len(results) < 1 {
+			continue
+		}
+
+		ownerID := mustParseInt64(results[0]["uid"])
+		if ownerID == userID {
+			continue
+		}
+
+		// test if user is member of owning organization
+		isMember := false
+		for _, member := range results {
+			memberID := mustParseInt64(member["memberid"])
+			// We can skip all cases that a user is member of the owning organization
+			if memberID == userID {
+				isMember = true
+			}
+		}
+		if isMember {
+			continue
+		}
+
+		sql = `SELECT id FROM repository WHERE owner_id=? AND lower_name=?`
+		results, err = x.Query(sql, ownerID, repoName)
+		if err != nil {
+			return err
+		}
+		if len(results) < 1 {
+			continue
+		}
+
+		repoID := results[0]["id"]
+
+		sql = `INSERT INTO collaboration (user_id, repo_id, created) VALUES (?,?,?)`
+		_, err = x.Exec(sql, userID, repoID, created)
+		if err != nil {
+			return err
+		}
+	}
+	return nil
+}
diff --git a/models/models.go b/models/models.go
index df030e51bb..1a67041b4a 100644
--- a/models/models.go
+++ b/models/models.go
@@ -12,6 +12,7 @@ import (
 	"strings"
 
 	_ "github.com/go-sql-driver/mysql"
+	"github.com/go-xorm/core"
 	"github.com/go-xorm/xorm"
 	_ "github.com/lib/pq"
 
@@ -46,7 +47,7 @@ func init() {
 		new(Issue), new(Comment), new(Attachment), new(IssueUser), new(Label), new(Milestone),
 		new(Mirror), new(Release), new(LoginSource), new(Webhook),
 		new(UpdateTask), new(HookTask), new(Team), new(OrgUser), new(TeamUser),
-		new(Notice), new(EmailAddress))
+		new(Notice), new(EmailAddress), new(Collaboration))
 }
 
 func LoadModelsConfig() {
@@ -100,6 +101,7 @@ func NewTestEngine(x *xorm.Engine) (err error) {
 		return fmt.Errorf("connect to database: %v", err)
 	}
 
+	x.SetMapper(core.GonicMapper{})
 	return x.Sync(tables...)
 }
 
@@ -109,6 +111,8 @@ func SetEngine() (err error) {
 		return fmt.Errorf("connect to database: %v", err)
 	}
 
+	x.SetMapper(core.GonicMapper{})
+
 	// WARNING: for serv command, MUST remove the output to os.stdout,
 	// so use log file to instead print to stdout.
 	logPath := path.Join(setting.LogRootPath, "xorm.log")
@@ -140,6 +144,7 @@ func NewEngine() (err error) {
 	if err = x.StoreEngine("InnoDB").Sync2(tables...); err != nil {
 		return fmt.Errorf("sync database struct error: %v\n", err)
 	}
+
 	return nil
 }
 
diff --git a/models/repo.go b/models/repo.go
index 64c152dd8d..2e096402b2 100644
--- a/models/repo.go
+++ b/models/repo.go
@@ -1060,71 +1060,74 @@ func GetRepositoryCount(user *User) (int64, error) {
 	return x.Count(&Repository{OwnerId: user.Id})
 }
 
-// GetCollaboratorNames returns a list of user name of repository's collaborators.
-func GetCollaboratorNames(repoName string) ([]string, error) {
-	accesses := make([]*Access, 0, 10)
-	if err := x.Find(&accesses, &Access{RepoName: strings.ToLower(repoName)}); err != nil {
+// GetCollaborators returns the collaborators for a repository
+func (r *Repository) GetCollaborators() ([]*User, error) {
+	collaborations := make([]*Collaboration, 0)
+	if err := x.Find(&collaborations, &Collaboration{RepoID: r.Id}); err != nil {
 		return nil, err
 	}
 
-	names := make([]string, len(accesses))
-	for i := range accesses {
-		names[i] = accesses[i].UserName
+	users := make([]*User, len(collaborations))
+	for i, c := range collaborations {
+		user, err := GetUserById(c.UserID)
+		if err != nil {
+			return nil, err
+		}
+		users[i] = user
 	}
-	return names, nil
+	return users, nil
 }
 
-// CollaborativeRepository represents a repository with collaborative information.
-type CollaborativeRepository struct {
-	*Repository
-	CanPush bool
-}
+// Add collaborator and accompanying access
+func (r *Repository) AddCollaborator(u *User) error {
+	collaboration := &Collaboration{RepoID: r.Id, UserID: u.Id}
 
-// GetCollaborativeRepos returns a list of repositories that user is collaborator.
-func GetCollaborativeRepos(uname string) ([]*CollaborativeRepository, error) {
-	uname = strings.ToLower(uname)
-	accesses := make([]*Access, 0, 10)
-	if err := x.Find(&accesses, &Access{UserName: uname}); err != nil {
-		return nil, err
+	has, err := x.Get(collaboration)
+	if err != nil {
+		return err
+	}
+	if has {
+		return nil
 	}
 
-	repos := make([]*CollaborativeRepository, 0, 10)
-	for _, access := range accesses {
-		infos := strings.Split(access.RepoName, "/")
-		if infos[0] == uname {
-			continue
-		}
-
-		u, err := GetUserByName(infos[0])
-		if err != nil {
-			return nil, err
-		}
+	if _, err = x.InsertOne(collaboration); err != nil {
+		return err
+	}
 
-		repo, err := GetRepositoryByName(u.Id, infos[1])
-		if err != nil {
-			return nil, err
-		}
-		repo.Owner = u
-		repos = append(repos, &CollaborativeRepository{repo, access.Mode == WRITABLE})
+	if err = r.GetOwner(); err != nil {
+		return err
 	}
-	return repos, nil
+
+	return AddAccess(&Access{UserName: u.LowerName, RepoName: path.Join(r.Owner.LowerName, r.LowerName), Mode: WRITABLE})
 }
 
-// GetCollaborators returns a list of users of repository's collaborators.
-func GetCollaborators(repoName string) (us []*User, err error) {
-	accesses := make([]*Access, 0, 10)
-	if err = x.Find(&accesses, &Access{RepoName: strings.ToLower(repoName)}); err != nil {
-		return nil, err
+// Delete collaborator and accompanying access
+func (r *Repository) DeleteCollaborator(u *User) error {
+	collaboration := &Collaboration{RepoID: r.Id, UserID: u.Id}
+
+	if has, err := x.Delete(collaboration); err != nil || has == 0 {
+		return err
 	}
 
-	us = make([]*User, len(accesses))
-	for i := range accesses {
-		us[i], err = GetUserByName(accesses[i].UserName)
+	if err := r.GetOwner(); err != nil {
+		return err
+	}
+
+	needDelete := true
+	if r.Owner.IsOrganization() {
+		auth, err := GetHighestAuthorize(r.Owner.Id, u.Id, r.Id, 0)
 		if err != nil {
-			return nil, err
+			return err
 		}
+		if auth > 0 {
+			needDelete = false
+		}
+	}
+	if needDelete {
+		return DeleteAccess(&Access{UserName: u.LowerName, RepoName: path.Join(r.Owner.LowerName, r.LowerName), Mode: WRITABLE})
 	}
-	return us, nil
+
+	return nil
 }
 
 type SearchOption struct {
@@ -1554,3 +1557,11 @@ func ForkRepository(u *User, oldRepo *Repository, name, desc string) (*Repositor
 
 	return repo, nil
 }
+
+// A Collaboration is a relation between an individual and a repository
+type Collaboration struct {
+	ID      int64     `xorm:"pk autoincr"`
+	RepoID  int64     `xorm:"UNIQUE(s) INDEX NOT NULL"`
+	UserID  int64     `xorm:"UNIQUE(s) INDEX NOT NULL"`
+	Created time.Time `xorm:"CREATED"`
+}