gitroast/models/access.go

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// Copyright 2014 The Gogs Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
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package models
import (
"strings"
"time"
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"github.com/go-xorm/xorm"
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)
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type AccessType int
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const (
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READABLE AccessType = iota + 1
WRITABLE
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)
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// Access represents the accessibility of user to repository.
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type Access struct {
Id int64
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UserName string `xorm:"UNIQUE(s)"`
RepoName string `xorm:"UNIQUE(s)"` // <user name>/<repo name>
Mode AccessType `xorm:"UNIQUE(s)"`
Created time.Time `xorm:"CREATED"`
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}
// AddAccess adds new access record.
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func AddAccess(access *Access) error {
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access.UserName = strings.ToLower(access.UserName)
access.RepoName = strings.ToLower(access.RepoName)
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_, err := x.Insert(access)
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return err
}
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// UpdateAccess updates access information.
func UpdateAccess(access *Access) error {
access.UserName = strings.ToLower(access.UserName)
access.RepoName = strings.ToLower(access.RepoName)
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_, err := x.Id(access.Id).Update(access)
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return err
}
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// DeleteAccess deletes access record.
func DeleteAccess(access *Access) error {
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_, err := x.Delete(access)
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return err
}
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// UpdateAccess updates access information with session for rolling back.
func UpdateAccessWithSession(sess *xorm.Session, access *Access) error {
if _, err := sess.Id(access.Id).Update(access); err != nil {
sess.Rollback()
return err
}
return nil
}
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// HasAccess returns true if someone can read or write to given repository.
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// The repoName should be in format <username>/<reponame>.
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func HasAccess(uname, repoName string, mode AccessType) (bool, error) {
if len(repoName) == 0 {
return false, nil
}
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access := &Access{
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UserName: strings.ToLower(uname),
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RepoName: strings.ToLower(repoName),
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}
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has, err := x.Get(access)
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if err != nil {
return false, err
} else if !has {
return false, nil
} else if mode > access.Mode {
return false, nil
}
return true, nil
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}
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// 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
}
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repos[repo] = access.Mode
}
return repos, nil
}