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model_draw_access.go
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/
model_draw_access.go
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package wasabee
import (
"database/sql"
"fmt"
)
func (o *Operation) PopulateTeams() error {
// start empty, trust only what is in the database
o.Teams = nil
rows, err := db.Query("SELECT teamID, permission FROM opteams WHERE opID = ?", o.ID)
if err != nil && err != sql.ErrNoRows {
Log.Notice(err)
return err
}
defer rows.Close()
var tid, role string
for rows.Next() {
err := rows.Scan(&tid, &role)
if err != nil {
Log.Notice(err)
continue
}
o.Teams = append(o.Teams, ExtendedTeam{
TeamID: TeamID(tid),
Role: etRole(role),
})
}
return nil
}
// ReadAccess determines if an agent has read acces to an op
func (o *Operation) ReadAccess(gid GoogleID) bool {
if len(o.Teams) == 0 {
o.PopulateTeams()
}
if o.ID.IsOwner(gid) {
return true
}
for _, t := range o.Teams {
if t.Role == etRoleAssignedOnly {
continue
}
if inteam, _ := gid.AgentInTeam(t.TeamID, false); inteam {
return true
}
}
return false
}
// WriteAccess determines if an agent has write access to an op
func (o *Operation) WriteAccess(gid GoogleID) bool {
o.PopulateTeams() // do not cache -- force reset on uploads
if o.ID.IsOwner(gid) {
return true
}
for _, t := range o.Teams {
if t.Role != etRoleWrite {
continue
}
if inteam, _ := gid.AgentInTeam(t.TeamID, false); inteam {
return true
}
}
return false
}
// IsOwner returns a bool value determining if the operation is owned by the specified googleID
func (opID OperationID) IsOwner(gid GoogleID) bool {
var c int
err := db.QueryRow("SELECT COUNT(*) FROM operation WHERE ID = ? and gid = ?", opID, gid).Scan(&c)
if err != nil {
Log.Error(err)
return false
}
if c < 1 {
return false
}
return true
}
// Chown changes an operation's owner
func (opID OperationID) Chown(gid GoogleID, to string) error {
if !opID.IsOwner(gid) {
err := fmt.Errorf("%s not current owner of op %s", gid, opID)
Log.Error(err)
return err
}
togid, err := ToGid(to)
if err != nil {
Log.Error(err)
return err
}
if x, err := togid.IngressName(); x == "" || err != nil {
err := fmt.Errorf("unknown user: %s", to)
Log.Error(err)
return err
}
_, err = db.Exec("UPDATE operation SET gid = ? WHERE ID = ?", togid, opID)
if err != nil {
Log.Error(err)
return err
}
return nil
}
func (o *Operation) AssignedOnlyAccess(gid GoogleID) bool {
if len(o.Teams) == 0 {
o.PopulateTeams()
}
for _, t := range o.Teams {
if t.Role != etRoleAssignedOnly {
continue
}
if inteam, _ := gid.AgentInTeam(t.TeamID, false); inteam {
return true
}
}
return false
}
func (o *Operation) AddPerm(gid GoogleID, teamID TeamID, perm string) error {
if !o.ID.IsOwner(gid) {
err := fmt.Errorf("%s not current owner of op %s", gid, o.ID)
Log.Error(err)
return err
}
inteam, err := gid.AgentInTeam(teamID, false)
if err != nil {
Log.Error(err)
return err
}
if !inteam {
err := fmt.Errorf("you must be on a team to add it as a permission: %s %s %s", gid, teamID, o.ID)
Log.Error(err)
return err
}
et := etRole(perm)
err = et.isValid()
if err != nil {
Log.Error(err)
return err
}
_, err = db.Exec("INSERT INTO opteams VALUES (?,?,?)", teamID, o.ID, perm)
if err != nil {
Log.Error(err)
return err
}
if err = o.Touch(); err != nil {
Log.Error(err)
return err
}
return nil
}
func (o *Operation) DelPerm(gid GoogleID, teamID TeamID, perm string) error {
if !o.ID.IsOwner(gid) {
err := fmt.Errorf("%s not current owner of op %s", gid, o.ID)
Log.Error(err)
return err
}
_, err := db.Exec("DELETE FROM opteams WHERE teamID = ? AND opID = ? AND permission = ? LIMIT 1", teamID, o.ID, perm)
if err != nil {
Log.Error(err)
return err
}
if err = o.Touch(); err != nil {
Log.Error(err)
return err
}
return nil
}