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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

Monitoring a website


I own nearly twenty websites; if those sites go down, my clients get mad. This recipe is a handy recipe to monitor a list of websites every five minutes and, if the site is unreachable, send out a text message.

We're going to use a simple key-value pair datastore system that will store the URL and the current status of the site in a file. If the site is down, we will send a notification to a list of users. Then, if the site is back up the next time the script runs, we will send another notification to the users to tell them that the site is up.

Getting ready

The complete source code for this recipe can be found in the Chapter6/Recipe8/ folder.

How to do it...

This recipe will build a simple website monitor that we will set up to check a list of sites every five minutes.

  1. Download the Twilio Helper Library from https://github.com/twilio/twilio-php/zipball/master and unzip it.

  2. Upload the Services/ folder to your website.

  3. Upload config.php to your website and make sure the following...

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