mirror of
https://github.com/casdoor/casdoor.git
synced 2025-05-22 18:25:47 +08:00
77 lines
2.1 KiB
Go
77 lines
2.1 KiB
Go
// Copyright 2023 The Casdoor Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package object
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import (
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"bytes"
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"crypto/md5"
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"fmt"
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"io"
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"net/http"
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"strings"
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)
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func hasGravatar(client *http.Client, email string) (bool, error) {
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// Clean and lowercase the email
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email = strings.TrimSpace(strings.ToLower(email))
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// Generate MD5 hash of the email
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hash := md5.New()
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io.WriteString(hash, email)
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hashedEmail := fmt.Sprintf("%x", hash.Sum(nil))
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// Create Gravatar URL with d=404 parameter
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gravatarURL := fmt.Sprintf("https://www.gravatar.com/avatar/%s?d=404", hashedEmail)
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// Send a request to Gravatar
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req, err := http.NewRequest("GET", gravatarURL, nil)
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if err != nil {
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return false, err
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}
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resp, err := client.Do(req)
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if err != nil {
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return false, err
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}
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defer resp.Body.Close()
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// Check if the user has a custom Gravatar image
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if resp.StatusCode == http.StatusOK {
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return true, nil
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} else if resp.StatusCode == http.StatusNotFound {
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return false, nil
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} else {
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return false, fmt.Errorf("failed to fetch gravatar image: %s", resp.Status)
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}
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}
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func getGravatarFileBuffer(client *http.Client, email string) (*bytes.Buffer, string, error) {
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// Clean and lowercase the email
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email = strings.TrimSpace(strings.ToLower(email))
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// Generate MD5 hash of the email
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hash := md5.New()
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_, err := io.WriteString(hash, email)
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if err != nil {
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return nil, "", err
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}
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hashedEmail := fmt.Sprintf("%x", hash.Sum(nil))
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// Create Gravatar URL
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gravatarUrl := fmt.Sprintf("https://www.gravatar.com/avatar/%s", hashedEmail)
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return downloadImage(client, gravatarUrl)
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}
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