make avatar lookup occur at image request (#10540)
speed up page generation by making avatar lookup occur at the browser not at page generation * Protect against evil email address ".." * hash the complete email address Signed-off-by: Andrew Thornton <art27@cantab.net> Co-Authored-By: Lauris BH <lauris@nix.lv>mj
parent
a3f90948d8
commit
e6baa656f7
@ -0,0 +1,48 @@
|
||||
// Copyright 2020 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 models
|
||||
|
||||
import (
|
||||
"crypto/md5"
|
||||
"fmt"
|
||||
"net/url"
|
||||
"strings"
|
||||
|
||||
"code.gitea.io/gitea/modules/cache"
|
||||
"code.gitea.io/gitea/modules/setting"
|
||||
)
|
||||
|
||||
// EmailHash represents a pre-generated hash map
|
||||
type EmailHash struct {
|
||||
Hash string `xorm:"pk varchar(32)"`
|
||||
Email string `xorm:"UNIQUE NOT NULL"`
|
||||
}
|
||||
|
||||
// GetEmailForHash converts a provided md5sum to the email
|
||||
func GetEmailForHash(md5Sum string) (string, error) {
|
||||
return cache.GetString("Avatar:"+md5Sum, func() (string, error) {
|
||||
emailHash := EmailHash{
|
||||
Hash: strings.ToLower(strings.TrimSpace(md5Sum)),
|
||||
}
|
||||
|
||||
_, err := x.Get(&emailHash)
|
||||
return emailHash.Email, err
|
||||
})
|
||||
}
|
||||
|
||||
// AvatarLink returns an avatar link for a provided email
|
||||
func AvatarLink(email string) string {
|
||||
lowerEmail := strings.ToLower(strings.TrimSpace(email))
|
||||
sum := fmt.Sprintf("%x", md5.Sum([]byte(lowerEmail)))
|
||||
_, _ = cache.GetString("Avatar:"+sum, func() (string, error) {
|
||||
emailHash := &EmailHash{
|
||||
Email: lowerEmail,
|
||||
Hash: sum,
|
||||
}
|
||||
_, _ = x.Insert(emailHash)
|
||||
return lowerEmail, nil
|
||||
})
|
||||
return setting.AppSubURL + "/avatar/" + url.PathEscape(sum)
|
||||
}
|
@ -0,0 +1,16 @@
|
||||
// Copyright 2020 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 "xorm.io/xorm"
|
||||
|
||||
func addEmailHashTable(x *xorm.Engine) error {
|
||||
// EmailHash represents a pre-generated hash map
|
||||
type EmailHash struct {
|
||||
Hash string `xorm:"pk varchar(32)"`
|
||||
Email string `xorm:"UNIQUE NOT NULL"`
|
||||
}
|
||||
return x.Sync2(new(EmailHash))
|
||||
}
|
Loading…
Reference in new issue