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Twilio Cookbook

You're reading from   Twilio Cookbook The Twilio cookbook will enable all kinds of telephone usage, including SMS, on your websites. It's a totally practical guide with a hands-on approach to help you dig deep into the enormous potential of telephone facilities on the Web.

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Product type Paperback
Published in Sep 2013
Publisher Packt
ISBN-13 9781782166061
Length 266 pages
Edition 1st Edition
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Author (1):
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Roger Stringer Roger Stringer
Author Profile Icon Roger Stringer
Roger Stringer
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Table of Contents (17) Chapters Close

Twilio Cookbook
Credits
About the Author
About the Reviewer
www.PacktPub.com
Preface
1. Into the Frying Pan 2. Now We're Cooking FREE CHAPTER 3. Conducting Surveys via SMS 4. Building a Conference Calling System 5. Combining Twilio with Other APIs 6. Sending and Receiving SMS Messages 7. Building a Reminder System 8. Building an IVR System 9. Building Your Own PBX 10. Digging into OpenVBX Index

Adding tracking for each user


We want to be able to track each user's response to the survey we sent and this is how we will do that.

In the previous recipe, we stored the phone number, survey ID, and the unique session ID for each person we sent the survey to.

Now we want to store each user's response for tracking later.

Getting ready

The complete source code for this recipe can be found in the Chapter3/ folder.

How to do it...

Let's set up tracker.php that listens for responses from our subscribers using the following steps:

  1. On your web server, create a file and name it tracker.php with the following code:

    <?php
    include("config.php");
    include("pdo.class.php");
    $pdo = Db::singleton();
    if( isset($_POST['Body']) ){
      $phone = $_POST['From'];
      $phone = str_replace('+','',$phone);
      $action = strtolower($_POST['Body']);
      $sid = $_POST['SmsSid'];
      $sql = "UPDATE responses SET answer='{$action}' WHERE phone_number='{$phone}' AND sms_sid='{$sid}'";
      $pdo->exec( $sql );
      $msg = "Your answer...
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