Merge branch 'master' of https://github.com/go-gitea/gitea

# Conflicts:
#	models/migrations/migrations.go
#	models/migrations/v56.go

models/migrations/v57.go

@@ -1 +1,60 @@
+// Copyright 2017 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 migrations
+
+import (
+	"code.gitea.io/gitea/modules/setting"
+	"fmt"
+	"github.com/go-xorm/xorm"
+	"time"
+)
+
+func addIssueDependencies(x *xorm.Engine) (err error) {
+
+	type IssueDependency struct {
+		ID           int64     `xorm:"pk autoincr"`
+		UserID       int64     `xorm:"NOT NULL"`
+		IssueID      int64     `xorm:"NOT NULL"`
+		DependencyID int64     `xorm:"NOT NULL"`
+		Created      time.Time `xorm:"-"`
+		CreatedUnix  int64     `xorm:"INDEX created"`
+		Updated      time.Time `xorm:"-"`
+		UpdatedUnix  int64     `xorm:"updated"`
+	}
+
+	if err = x.Sync(new(IssueDependency)); err != nil {
+		return fmt.Errorf("Error creating issue_dependency_table column definition: %v", err)
+	}
+
+	// RepoUnit describes all units of a repository
+	type RepoUnit struct {
+		ID          int64
+		RepoID      int64                  `xorm:"INDEX(s)"`
+		Type        int                    `xorm:"INDEX(s)"`
+		Config      map[string]interface{} `xorm:"JSON"`
+		CreatedUnix int64                  `xorm:"INDEX CREATED"`
+		Created     time.Time              `xorm:"-"`
+	}
+
+	//Updating existing issue units
+	units := make([]*RepoUnit, 0, 100)
+	err = x.Where("`type` = ?", V16UnitTypeIssues).Find(&units)
+	if err != nil {
+		return fmt.Errorf("Query repo units: %v", err)
+	}
+	for _, unit := range units {
+		if unit.Config == nil {
+			unit.Config = make(map[string]interface{})
+		}
+		if _, ok := unit.Config["EnableDependencies"]; !ok {
+			unit.Config["EnableDependencies"] = setting.Service.DefaultEnableDependencies
+		}
+		if _, err := x.ID(unit.ID).Cols("config").Update(unit); err != nil {
+			return err
+		}
+	}
+
+	return err
+}