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add: 自定义获取 access token 方法
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@@ -22,16 +22,26 @@ type ResAccessToken struct {
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ExpiresIn int64 `json:"expires_in"`
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}
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type CustomGetAccessToken func(ctx *Context) (accessToken string, err error)
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//SetAccessTokenLock 设置读写锁(一个appID一个读写锁)
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func (ctx *Context) SetAccessTokenLock(l *sync.RWMutex) {
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ctx.accessTokenLock = l
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}
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//SetGetAccessTokenFunc 设置自定义获取accessToken的方式, 需要自己实现缓存
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func (ctx *Context) SetGetAccessTokenFunc(f CustomGetAccessToken) {
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ctx.accessTokenFunc = f
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}
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//GetAccessToken 获取access_token
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func (ctx *Context) GetAccessToken() (accessToken string, err error) {
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ctx.accessTokenLock.Lock()
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defer ctx.accessTokenLock.Unlock()
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if ctx.accessTokenFunc != nil {
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return ctx.accessTokenFunc(ctx)
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}
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accessTokenCacheKey := fmt.Sprintf("access_token_%s", ctx.AppID)
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val := ctx.Cache.Get(accessTokenCacheKey)
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if val != nil {
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