mirror of https://gitee.com/answerdev/answer.git
35 lines
743 B
Go
35 lines
743 B
Go
package gravatar
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import (
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"crypto/md5"
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"encoding/hex"
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"fmt"
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"net/url"
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)
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const (
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defaultURLPrefix = "https://www.gravatar.com/avatar/"
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)
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// GetAvatarURL get avatar url from gravatar by email
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func GetAvatarURL(email string) string {
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h := md5.New()
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h.Write([]byte(email))
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return defaultURLPrefix + hex.EncodeToString(h.Sum(nil))
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}
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// Resize resize avatar by pixel
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func Resize(originalAvatarURL string, sizePixel int) (resizedAvatarURL string) {
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if len(originalAvatarURL) == 0 {
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return
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}
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originalURL, err := url.Parse(originalAvatarURL)
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if err != nil {
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return originalAvatarURL
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}
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query := originalURL.Query()
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query.Set("s", fmt.Sprintf("%d", sizePixel))
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originalURL.RawQuery = query.Encode()
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return originalURL.String()
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}
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