mirror of
https://github.com/silenceper/wechat.git
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58 lines
1.4 KiB
Go
58 lines
1.4 KiB
Go
package js
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import (
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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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officialJs "github.com/silenceper/wechat/v2/officialaccount/js"
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"github.com/silenceper/wechat/v2/util"
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)
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// Js wx jssdk
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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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// NewJs init
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func NewJs(context *context.Context, appID string) *Js {
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js := new(Js)
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js.Context = context
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jsTicketHandle := credential.NewDefaultJsTicket(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 第三方平台 - 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, appid string) (config *officialJs.Config, err error) {
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config = new(officialJs.Config)
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var accessToken string
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accessToken, err = js.GetAccessToken()
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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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ticketStr, err = js.GetTicket(accessToken)
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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.AppID = 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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