Dial-a-Joke with Asterisk Alex Dong @ Sydney Barcamp 2009 http://www.AlexDong.com /

Alex Dong @ Sydney Barcamp 2009

http://www.AlexDong.com /

What’s Dial-a-Joke A telephone service that users can call to listen to previously recorded jokes. Goal: call a SIP address to listen to a random one from http://joke.alexdong.com / SIP PBX TTS JOKE Asterisk Ceptral Swift Softphone X-lite

A telephone service that users can call to listen to previously recorded jokes.

Goal: call a SIP address to listen to a random one from http://joke.alexdong.com /

Heavylifting - TTS text=`curl -s http://joke.alexdong.com/` swift -o /tmp/joke.wav -p audio/channels=1,audio/sampling-rate=8000 " $text " wait sox /tmp/joke.wav /tmp/newjoke.wav trim 7.5 cp /tmp/newjoke.wav /tmp/joke.wav

text=`curl -s http://joke.alexdong.com/` swift -o /tmp/joke.wav -p audio/channels=1,audio/sampling-rate=8000 " $text " wait sox /tmp/joke.wav /tmp/newjoke.wav trim 7.5 cp /tmp/newjoke.wav /tmp/joke.wav

Asterisk on OSX sudo port install asterisk /Library/Asterisk/ sudo asterisk -cb

sudo port install asterisk

/Library/Asterisk/

sudo asterisk -cb

Asterisk - SIP Channel sip.conf [alex] type=friend username=alex secret=!@#$!#@$ host=dynamic context=joke

sip.conf

[alex] type=friend username=alex secret=!@#$!#@$ host=dynamic context=joke

Asterisk - Workflow [tour] exten => 1,1,Answer() exten => 1,n,System(~/joke.sh) exten => 1,n,Playback(/tmp/joke) exten => 1,n,Hangup()

[tour] exten => 1,1,Answer() exten => 1,n,System(~/joke.sh) exten => 1,n,Playback(/tmp/joke) exten => 1,n,Hangup()

SIP Softphone