Repo size in admin panel (#1482)

* Implementation of the feature to view repository size in admin panel
 * Move GetRepoSize to git module
 * Repository.RepoSize -> Repository.Size
 * RepoSize -> Size in template
 * Redo a few bits and pieces
 * Update size when syncing mirror or forking
 * Remove GetRepoSize
 * Changed fatal errors to error message

* Copy migration code from Gogs

* make fmt

1 files changed, 25 insertions, 0 deletions

diff --git a/models/repo.go b/models/repo.go
index c654356916..a35a7597f4 100644
--- a/models/repo.go
+++ b/models/repo.go
@@ -207,6 +207,7 @@ type Repository struct {
 	IsFork   bool        `xorm:"INDEX NOT NULL DEFAULT false"`
 	ForkID   int64       `xorm:"INDEX"`
 	BaseRepo *Repository `xorm:"-"`
+	Size     int64       `xorm:"NOT NULL DEFAULT 0"`
 
 	Created     time.Time `xorm:"-"`
 	CreatedUnix int64     `xorm:"INDEX"`
@@ -546,6 +547,18 @@ func (repo *Repository) IsOwnedBy(userID int64) bool {
 	return repo.OwnerID == userID
 }
 
+// UpdateSize updates the repository size, calculating it using git.GetRepoSize
+func (repo *Repository) UpdateSize() error {
+	repoInfoSize, err := git.GetRepoSize(repo.RepoPath())
+	if err != nil {
+		return fmt.Errorf("UpdateSize: %v", err)
+	}
+
+	repo.Size = repoInfoSize.Size + repoInfoSize.SizePack
+	_, err = x.ID(repo.ID).Cols("size").Update(repo)
+	return err
+}
+
 // CanBeForked returns true if repository meets the requirements of being forked.
 func (repo *Repository) CanBeForked() bool {
 	return !repo.IsBare
@@ -810,6 +823,10 @@ func MigrateRepository(u *User, opts MigrateRepoOptions) (*Repository, error) {
 		}
 	}
 
+	if err = repo.UpdateSize(); err != nil {
+		log.Error(4, "Failed to update size for repository: %v", err)
+	}
+
 	if opts.IsMirror {
 		if _, err = x.InsertOne(&Mirror{
 			RepoID:      repo.ID,
@@ -1464,6 +1481,10 @@ func updateRepository(e Engine, repo *Repository, visibilityChanged bool) (err e
 				return fmt.Errorf("updateRepository[%d]: %v", forkRepos[i].ID, err)
 			}
 		}
+
+		if err = repo.UpdateSize(); err != nil {
+			log.Error(4, "Failed to update size for repository: %v", err)
+		}
 	}
 
 	return nil
@@ -2171,6 +2192,10 @@ func ForkRepository(u *User, oldRepo *Repository, name, desc string) (_ *Reposit
 		return nil, err
 	}
 
+	if err = repo.UpdateSize(); err != nil {
+		log.Error(4, "Failed to update size for repository: %v", err)
+	}
+
 	// Copy LFS meta objects in new session
 	sess2 := x.NewSession()
 	defer sessionRelease(sess2)