前端：

<view class="container"><button bindtap="requestSubscribeMessage">订阅消息</button>
</view>

// index.js
Page({data: {tmplIds: ['UTgCUfsjHVESf5FjOzls0I9i_FVS1N620G2VQCg1LZ0'] // 使用你的模板ID},requestSubscribeMessage() {const tmplIds = this.data.tmplIds;if (wx.requestSubscribeMessage) {// 使用基础库 2.4.4 及以上版本wx.requestSubscribeMessage({tmplIds: tmplIds,success: (res) => {// 处理订阅消息成功的结果console.log('Subscribe message success:', res);// 遍历结果，检查用户是否同意订阅for (let tmplId of tmplIds) {if (res[tmplId] === 'accept') {console.log(`Template ID ${tmplId} subscription accepted.`);} else {console.log(`Template ID ${tmplId} subscription denied or filtered.`);}}},fail: (err) => {// 处理订阅消息失败的结果console.error('Subscribe message failed:', err);},complete: () => {// 接口调用结束console.log('RequestSubscribeMessage complete');}});} else {// 兼容低版本wx.showModal({title: '提示',content: '当前微信版本过低，无法使用该功能，请升级到最新微信版本后重试。'});}},onLoad() {// 页面加载时的逻辑}
});

后端：php7.4

/*function getWeChatToken($appid, $secret) {$url = "https://api.weixin.qq.com/cgi-bin/token";$params = http_build_query(['grant_type' => 'client_credential','appid' => $appid,'secret' => $secret,]);$ch = curl_init();curl_setopt($ch, CURLOPT_URL, $url . '?' . $params);curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, true); // 忽略 SSL 证书验证curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, true); // 忽略 SSL 证书验证$response = curl_exec($ch);if (curl_errno($ch)) {echo 'cURL Error: ' . curl_error($ch);return null;}curl_close($ch);return json_decode($response, true);
}// 替换为你的 AppID 和 AppSecret
$appid = '';
$secret = '';$tokenInfo = getWeChatToken($appid, $secret);if ($tokenInfo && isset($tokenInfo['access_token'])) {echo 'Access Token: ' . $tokenInfo['access_token'];$accessToken = $tokenInfo['access_token'];
} else {echo 'Failed to get access token. Response: ' . json_encode($tokenInfo);
}*/function sendSubscribeMessage($accessToken, $templateId, $touser, $data, $page = '', $miniprogramState = 'formal', $lang = 'zh_CN') {$url = "https://api.weixin.qq.com/cgi-bin/message/subscribe/send?access_token=$accessToken";$postData = json_encode(['touser' => $touser,'template_id' => $templateId,'page' => $page,'data' => $data,'miniprogram_state' => $miniprogramState,'lang' => $lang,]);$ch = curl_init();curl_setopt($ch, CURLOPT_URL, $url);curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);curl_setopt($ch, CURLOPT_POST, 1);curl_setopt($ch, CURLOPT_POSTFIELDS, $postData);curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); // 忽略 SSL 证书验证curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, false); // 忽略 SSL 证书验证$response = curl_exec($ch);if (curl_errno($ch)) {echo 'cURL Error: ' . curl_error($ch);return null;}curl_close($ch);return json_decode($response, true);
}// 替换为你的 AccessToken, TemplateID, Touser, 和 Data
$accessToken = 'your_access_token_here'; // 请替换为实际的 access token
$templateId = 'UTgCUfsjHVESf5FjOzls0I9i_FVS1N620G2VQCg1LZ0';
$touser = 'oCmkd7cO3vjwvHhLUtjDJwklvLOE';
$data = ['time1' => ['value' => '2024-7-25 12:23:25'],'amount2' => ['value' => '128'],'thing3' => ['value' => '黑金卡'],'thing4' => ['value' => '24小时内发货'],'character_string5' => ['value' => '202407251236962365']
];
$page = 'index?foo=bar'; // 可选
$miniprogramState = 'formal'; // 可选，默认 'formal'
$lang = 'zh_CN'; // 可选，默认 'zh_CN'$response = sendSubscribeMessage($accessToken, $templateId, $touser, $data, $page, $miniprogramState, $lang);if ($response && isset($response['errcode'])) {if ($response['errcode'] == 0) {echo 'Message sent successfully!';} else {echo 'Failed to send message. Error code: ' . $response['errcode'] . ', Error message: ' . $response['errmsg'];// 根据错误码提供解决方案switch ($response['errcode']) {case 40001:echo ' - 获取 access_token 时 AppSecret 错误，或者 access_token 无效。请开发者认真比对 AppSecret 的正确性，或查看是否正在为恰当的公众号调用接口。';break;case 40003:echo ' - 不合法的 OpenID ，请开发者确认 OpenID （该用户）是否已关注公众号，或是否是其他公众号的 OpenID。';break;case 40014:echo ' - 不合法的 access_token ，请开发者认真比对 access_token 的有效性（如是否过期），或查看是否正在为恰当的公众号调用接口。';break;case 40037:echo ' - 不合法的 template_id。';break;case 43101:echo ' - 用户未订阅消息。检查订阅弹窗回调结果或事件推送确认是否订阅成功，检查是否一次性订阅的次数之前已下发完。';break;case 43107:echo ' - 订阅消息能力封禁。检查账号是否被封禁订阅消息能力，检查模板id对应的模板是否被封禁。';break;case 43108:echo ' - 并发下发消息给同一个粉丝。检查是否有同时下发多个消息给同一粉丝的情况。';break;case 45168:echo ' - 命中敏感词。检查下发消息中是否带有敏感词。';break;case 47003:echo ' - 参数错误。根据wiki文档检查data结构格式是否正确，检查各个关键词是否满足对应规则。';break;default:echo ' - 未知错误，请参考微信公众平台文档。';break;}}
} else {echo 'Failed to send message. Invalid response.';
}