you should always check session:ready() in all loops
if session:ready() fails it means you must exit your script because the call has either been transferred or hungup.


On Sat, Sep 19, 2009 at 11:41 AM, Matt Hunter <matt@hellohunter.com> wrote:
I think this is probably also the problem that this user on Jira thought was a bug at

http://jira.freeswitch.org/browse/MODLANG-128

Anyway, thanks!

I had wanted the state of the channel because after hang-up of a channel being controlled by a lua script, the script continues executing. My lua script has a few loops, so if a caller hangups during a loop, the lua script never exits (gets caught in the loop). So I was trying to get the state variable to see if the call still exists, and if not exist the loop and close the lua script.

Is there an easier way that I'm missing to accomplish this?

Also when using onInput and a dtmf_callback within a luascript, you can interrupt a session:sleep and/or a playmsg, but it seems once the onInput execution is finished, the sleep and playmsg continue. Is the correct method to have the onInput return break; to stop the old sleep and playmsg from Q'ing?

Thanks so much.

--matt


On Sat, Sep 19, 2009 at 10:27 PM, Anthony Minessale <anthony.minessale@gmail.com> wrote:
state is not a variable.
I added a session:getState() for you to trunk but I am not sure why you need it.


On Sat, Sep 19, 2009 at 9:36 AM, Matthew Fong <mattdfong@gmail.com> wrote:
I'm having trouble getting the channel variable state in my Lua ivr example.

I have tried both

session:getVariable("state")
session:getVariable("Channel-State")
session:getVariable("answer_state")
session:getVariable("Answer-State")

but lua reports nil for all attempts

I did a uuid_dump and it appears normal....and both Channel-State and Answer-State Variables are present...does anyone know why my Lua IVR can not get these channel variables? Thanks

--matt

uuid_dump:Event-Name: CHANNEL_DATA
Core-UUID: ed5556a8-060f-4ce4-85bb-0a70b08120cf
FreeSWITCH-Hostname: matthew-laptop
FreeSWITCH-IPv4: 192.168.2.2
FreeSWITCH-IPv6: %3A%3A1
Event-Date-Local: 2009-09-19%2012%3A47%3A20
Event-Date-GMT: Sat,%2019%20Sep%202009%2012%3A47%3A20%20GMT
Event-Date-Timestamp: 1253364440904749
Event-Calling-File: mod_commands.c
Event-Calling-Function: uuid_dump_function
Event-Calling-Line-Number: 3298
Channel-State: CS_EXECUTE
Channel-State-Number: 4
Channel-Name: sofia/internal/1001
Unique-ID: 12ee98af-d76d-483c-b9a9-59e7f08ca4e9
Call-Direction: outbound
Presence-Call-Direction: outbound
Answer-State: answered
Channel-Read-Codec-Name: PCMU
Channel-Read-Codec-Rate: 8000
Channel-Write-Codec-Name: PCMU
Channel-Write-Codec-Rate: 8000
Caller-Caller-ID-Name: FreeSWITCH
Caller-Caller-ID-Number: 0000000000
Caller-Network-Addr: 192.168.2.4
Caller-Destination-Number: 1001
Caller-Unique-ID: 12ee98af-d76d-483c-b9a9-59e7f08ca4e9
Caller-Source: src/switch_ivr_originate.c
Caller-Context: default
Caller-Channel-Name: sofia/internal/1001
Caller-Profile-Index: 1
Caller-Profile-Created-Time: 1253364439936068
Caller-Channel-Created-Time: 1253364439936068
Caller-Channel-Answered-Time: 1253364440900612
Caller-Channel-Progress-Time: 1253364439976071
Caller-Channel-Progress-Media-Time: 0
Caller-Channel-Hangup-Time: 0
Caller-Channel-Transfer-Time: 0
Caller-Screen-Bit: true
Caller-Privacy-Hide-Name: false
Caller-Privacy-Hide-Number: false
variable_channel_name: sofia/internal/1001
variable_sip_local_url: 1001%40192.168.2.2
variable_sip_destination_url: %22user%22%20%3Csip%3A1001%40192.168.2.4%3A5061%3Bfs_nat%3Dyes%3Bfs_path%3Dsip%253A1001%2540192.168.2.4%253A5061%3E
variable_is_outbound: true
variable_ignore_early_media: true
variable_originate_early_media: false
variable_sip_nat_detected: true
variable_sofia_profile_name: internal
variable_sip_call_id: 690ad846-1fbd-122d-1599-0010c6ceb785
variable_sip_reply_host: 192.168.2.4
variable_sip_reply_port: 5061
variable_sip_user_agent: Linksys/PAP2T-5.1.6(LS)
variable_switch_r_sdp: v%3D0%0D%0Ao%3D-%201231630%201231630%20IN%20IP4%20192.168.2.4%0D%0As%3D-%0D%0Ac%3DIN%20IP4%20192.168.2.4%0D%0At%3D0%200%0D%0Am%3Daudio%2016406%20RTP/AVP%200%20100%20101%0D%0Aa%3Drtpmap%3A0%20PCMU/8000%0D%0Aa%3Drtpmap%3A100%20NSE/8000%0D%0Aa%3Dfmtp%3A100%20192-193%0D%0Aa%3Drtpmap%3A101%20telephone-event/8000%0D%0Aa%3Dfmtp%3A101%200-15%0D%0Aa%3Dptime%3A20%0D%0A
variable_remote_media_ip: 192.168.2.4
variable_remote_media_port: 16406
variable_read_codec: PCMU
variable_read_rate: 8000
variable_write_codec: PCMU
variable_write_rate: 8000
variable_local_media_ip: 192.168.2.2
variable_local_media_port: 20442
variable_endpoint_disposition: ANSWER
variable_current_application_data: api_epik_pocket.lua
variable_current_application: lua


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--
Anthony Minessale II

FreeSWITCH http://www.freeswitch.org/
ClueCon http://www.cluecon.com/
Twitter: http://twitter.com/FreeSWITCH_wire

AIM: anthm
MSN:anthony_minessale@hotmail.com
GTALK/JABBER/PAYPAL:anthony.minessale@gmail.com
IRC: irc.freenode.net #freeswitch

FreeSWITCH Developer Conference
sip:888@conference.freeswitch.org
iax:guest@conference.freeswitch.org/888
googletalk:conf+888@conference.freeswitch.org
pstn:213-799-1400