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* Add JSSDK context method functionality * 善JSSDK上下文方法,并添加测试文件 * feat: 完善JSSDK上下文方法,保证协程安全,并添加测试文件 * 修改 import 包分组处理 * feat: 修改测试文件中 fmt.Print -> t.Log * 删除空行
84 lines
2.4 KiB
Go
84 lines
2.4 KiB
Go
package js
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import (
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context2 "context"
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"fmt"
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"github.com/silenceper/wechat/v2/credential"
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"github.com/silenceper/wechat/v2/officialaccount/context"
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"github.com/silenceper/wechat/v2/util"
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)
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// Js struct
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type Js struct {
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*context.Context
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credential.JsTicketHandle
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}
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// Config 返回给用户jssdk配置信息
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type Config struct {
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AppID string `json:"app_id"`
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Timestamp int64 `json:"timestamp"`
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NonceStr string `json:"nonce_str"`
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Signature string `json:"signature"`
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}
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// NewJs init
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func NewJs(context *context.Context) *Js {
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js := new(Js)
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js.Context = context
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jsTicketHandle := credential.NewDefaultJsTicket(context.AppID, credential.CacheKeyOfficialAccountPrefix, context.Cache)
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js.SetJsTicketHandle(jsTicketHandle)
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return js
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}
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// SetJsTicketHandle 自定义js ticket取值方式
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func (js *Js) SetJsTicketHandle(ticketHandle credential.JsTicketHandle) {
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js.JsTicketHandle = ticketHandle
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}
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// GetConfig 获取jssdk需要的配置参数
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// uri 为当前网页地址
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func (js *Js) GetConfig(uri string) (config *Config, err error) {
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return js.GetConfigContext(context2.Background(), uri)
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}
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// GetConfigContext 新方法,允许传入上下文,避免协程泄漏
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func (js *Js) GetConfigContext(ctx context2.Context, uri string) (config *Config, err error) {
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var accessToken string
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// 类型断言,如果断言成功,调用安全的 GetAccessTokenContext 方法
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if ctxHandle, ok := js.Context.AccessTokenHandle.(credential.AccessTokenContextHandle); ok {
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accessToken, err = ctxHandle.GetAccessTokenContext(ctx)
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} else {
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// 如果没有实现 AccessTokenContextHandle 接口,调用旧的 GetAccessToken 方法
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accessToken, err = js.Context.GetAccessToken()
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}
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if err != nil {
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return
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}
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var ticketStr string
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// 类型断言 jsTicket
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if ticketCtxHandle, ok := js.JsTicketHandle.(credential.JsTicketContextHandle); ok {
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ticketStr, err = ticketCtxHandle.GetTicketContext(ctx, accessToken)
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} else {
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// 如果没有实现 JsTicketContextHandle 接口,调用旧的 GetTicket 方法
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ticketStr, err = js.GetTicket(accessToken)
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}
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if err != nil {
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return
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}
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nonceStr := util.RandomStr(16)
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timestamp := util.GetCurrTS()
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str := fmt.Sprintf("jsapi_ticket=%s&noncestr=%s×tamp=%d&url=%s", ticketStr, nonceStr, timestamp, uri)
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sigStr := util.Signature(str)
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config = new(Config)
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config.AppID = js.AppID
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config.NonceStr = nonceStr
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config.Timestamp = timestamp
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config.Signature = sigStr
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return
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}
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