Move org functions (#19753)

* Move org functions

* Fix comment

models/organization/org_user.go

@@ -6,6 +6,7 @@ package organization
 
 import (
 	"context"
+	"fmt"
 
 	"code.gitea.io/gitea/models/db"
 	user_model "code.gitea.io/gitea/models/user"
@@ -81,3 +82,43 @@ func CanCreateOrgRepo(orgID, uid int64) (bool, error) {
 		And("team_user.org_id = ?", orgID).
 		Exist(new(Team))
 }
+
+// IsUserOrgOwner returns true if user is in the owner team of given organization.
+func IsUserOrgOwner(users user_model.UserList, orgID int64) map[int64]bool {
+	results := make(map[int64]bool, len(users))
+	for _, user := range users {
+		results[user.ID] = false // Set default to false
+	}
+	ownerMaps, err := loadOrganizationOwners(db.DefaultContext, users, orgID)
+	if err == nil {
+		for _, owner := range ownerMaps {
+			results[owner.UID] = true
+		}
+	}
+	return results
+}
+
+func loadOrganizationOwners(ctx context.Context, users user_model.UserList, orgID int64) (map[int64]*TeamUser, error) {
+	if len(users) == 0 {
+		return nil, nil
+	}
+	ownerTeam, err := GetOwnerTeam(ctx, orgID)
+	if err != nil {
+		if IsErrTeamNotExist(err) {
+			log.Error("Organization does not have owner team: %d", orgID)
+			return nil, nil
+		}
+		return nil, err
+	}
+
+	userIDs := users.GetUserIDs()
+	ownerMaps := make(map[int64]*TeamUser)
+	err = db.GetEngine(ctx).In("uid", userIDs).
+		And("org_id=?", orgID).
+		And("team_id=?", ownerTeam.ID).
+		Find(&ownerMaps)
+	if err != nil {
+		return nil, fmt.Errorf("find team users: %v", err)
+	}
+	return ownerMaps, nil
+}