Twilio呼叫拒接与语音邮件转发及邮件通知实现教程

<?xml version="1.0" encoding="UTF-8"?>
<Response>
    <Redirect>handle-extension.php</Redirect>
</Response>

<?php
    header('Content-type: text/xml');
    echo '<?xml version="1.0" encoding="UTF-8"?>';

    echo '<Response>';

    // 播放欢迎语
    echo '<Say voice="alice">感谢您致电我的公司</Say>';

    // 尝试拨号给业务负责人
    // record="true" 启用录音（如果业务方接听并通话）
    // timeout="15" 设置拨号超时时间
    // action="voicemail.php" 定义当拨号失败时（如无人接听或被拒绝），Twilio将请求发送到此URL
    echo '<Dial record="true" timeout="15" action="voicemail.php">';
    // url="screen-caller.xml" 定义在连接被叫方之前，先执行此TwiML进行呼叫筛选
    echo '<Number url="screen-caller.xml">+10000000000</Number>'; // 替换为您的业务电话号码
    echo '</Dial>';

    echo '</Response>';
?>

<?xml version="1.0" encoding="UTF-8"?>
<Response>
    <Gather action="handle-screen-input.php" numDigits="1">
        <Say voice="alice">您的公司有来电。</Say>
        <Say voice="alice">要接听电话，请按1。</Say>
        <Say voice="alice">要拒接电话，请按2。</Say>
    </Gather>
</Response>

<?php
    header('Content-type: text/xml');
    echo '<?xml version="1.0" encoding="UTF-8"?>';

    echo '<Response>';

    $user_pushed = (int) $_REQUEST['Digits']; // 获取用户按键

    if ($user_pushed == 1)
    {
        echo '<Say voice="alice">正在连接，请说“你好”。</Say>';
        // Twilio将自动连接来电者与业务负责人
    }
    else {
        // 如果按2，挂断当前连接尝试。
        // 这将触发 handle-extension.php 中 <Dial> 的 action 属性，转到 voicemail.php
        echo '<Hangup />';
    }

    echo '</Response>';
?>

<?php
    header('content-type: text/xml');
    echo "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";

    // 记录请求参数，方便调试
    file_put_contents('incoming_voicemail.log', "\n" .json_encode($_REQUEST) . "\n", FILE_APPEND);
?>
<Response>
  <Say voice="alice">您好，您的电话暂时无人接听。请在提示音后留言。</Say>
  <!-- 录制语音邮件。录制完成后，Twilio会将请求发送到 mail.php -->
  <Record action="mail.php"></Record>
</Response>

<?php
    // 确保Twilio能够接收到TwiML响应，即使我们不返回任何内容
    header('Content-type: text/xml');
    echo '<?xml version="1.0" encoding="UTF-8"?><Response></Response>';

    // 接收Twilio发送的参数
    $recordingUrl = $_REQUEST['RecordingUrl'] ?? null;
    $callSid = $_REQUEST['CallSid'] ?? 'N/A';
    $fromNumber = $_REQUEST['From'] ?? 'N/A';
    $duration = $_REQUEST['RecordingDuration'] ?? 'N/A';

    if ($recordingUrl) {
        $to = 'your_email@example.com'; // 替换为您的收件邮箱
        $subject = '新的Twilio语音邮件 - 来自 ' . $fromNumber;

        $message = "您收到一条新的语音邮件。\n\n";
        $message .= "来自号码: " . $fromNumber . "\n";
        $message .= "录音时长: " . $duration . " 秒\n";
        $message .= "录音链接: " . $recordingUrl . ".mp3\n"; // Twilio录音链接通常是MP3格式
        $message .= "Call SID: " . $callSid . "\n\n";
        $message .= "请点击链接收听。\n";

        $headers = 'From: noreply@yourdomain.com' . "\r\n" .
                   'Reply-To: noreply@yourdomain.com' . "\r\n" .
                   'X-Mailer: PHP/' . phpversion();

        // 发送邮件
        if (mail($to, $subject, $message, $headers)) {
            // 邮件发送成功，可以记录日志
            file_put_contents('mail_log.log', "语音邮件通知邮件发送成功到 $to (Call SID: $callSid)\n", FILE_APPEND);
        } else {
            // 邮件发送失败，记录错误
            file_put_contents('mail_log.log', "语音邮件通知邮件发送失败到 $to (Call SID: $callSid)\n", FILE_APPEND);
        }
    } else {
        // 未获取到录音链接，记录错误
        file_put_contents('mail_log.log', "mail.php 未收到 RecordingUrl (Call SID: $callSid)\n", FILE_APPEND);
    }
?>