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authorPeter Kozak <spag@golwen.net>2013-03-24 19:55:29 +0100
committerPeter Kozak <spag@golwen.net>2013-03-24 19:55:29 +0100
commit78948fc995786dcd1beae8e98573ec8ccba3ae9d (patch)
treeae3db00bafad4f22cb14181bcc571a3b52a75d4f /misc
parent9415eec4b7cc19d97fb9e7c30c3e0891f2cc5523 (diff)
ivr class added
Diffstat (limited to 'misc')
-rw-r--r--misc/freeswitch/scripts/dialplan/ivr.lua119
1 files changed, 119 insertions, 0 deletions
diff --git a/misc/freeswitch/scripts/dialplan/ivr.lua b/misc/freeswitch/scripts/dialplan/ivr.lua
new file mode 100644
index 0000000..f8b8a2d
--- /dev/null
+++ b/misc/freeswitch/scripts/dialplan/ivr.lua
@@ -0,0 +1,119 @@
+-- Gemeinschaft 5 module: ivr class
+-- (c) AMOOMA GmbH 2013
+--
+
+module(...,package.seeall)
+
+Ivr = {}
+
+-- create ivr ivr ;)
+function Ivr.new(self, arg)
+ arg = arg or {}
+ ivr = arg.ivr or {}
+ setmetatable(ivr, self);
+ self.__index = self;
+ self.class = 'ivr';
+ self.log = arg.log;
+ self.caller = arg.caller;
+ self.dtmf_threshold = arg.dtmf_threshold or 500;
+
+ return ivr;
+end
+
+
+function Ivr.ivr_phrase(self, phrase, keys, timeout, ivr_repeat)
+ ivr_repeat = ivr_repeat or 3;
+ timeout = timeout or 30;
+ self.digit = '';
+ self.exit = false;
+
+ self.break_keys = {};
+ for index=1, #keys do
+ self.break_keys[keys[index]] = true;
+ end
+
+ global_callback:callback('dtmf', 'ivr_ivr_phrase', self.ivr_phrase_dtmf, self);
+
+ for index=0, ivr_repeat do
+ self.caller.session:sayPhrase(phrase, table.concat(keys, ':'));
+ self.caller:sleep(timeout * 1000);
+ if self.exit then
+ break;
+ end
+ end
+
+ global_callback:callback_unset('dtmf', 'ivr_ivr_phrase');
+
+ return self.digit;
+end
+
+
+function Ivr.ivr_phrase_dtmf(self, dtmf)
+ if self.break_keys[dtmf.digit] then
+ self.digit = dtmf.digit;
+ self.exit = true;
+ return false;
+ end
+end
+
+
+function Ivr.read_phrase(self, phrase, phrase_data, max_keys, min_keys, timeout, enter_key)
+ self.max_keys = max_keys or 64;
+ self.min_keys = min_keys or 1;
+ self.enter_key = enter_key or '#';
+ self.digits = '';
+ self.exit = false;
+ timeout = timeout or 30;
+
+ global_callback:callback('dtmf', 'ivr_read_phrase', self.read_phrase_dtmf, self);
+ self.caller.session:sayPhrase(phrase, phrase_data or enter_key or '');
+ self.caller:sleep(timeout * 1000);
+ global_callback:callback_unset('dtmf', 'ivr_read_phrase');
+
+ return self.digits;
+end
+
+
+function Ivr.read_phrase_dtmf(self, dtmf)
+ if dtmf.duration < self.dtmf_threshold then
+ return nil;
+ end
+
+ if self.enter_key == dtmf.digit then
+ self.exit = true;
+ return false;
+ end
+
+ self.digits = self.digits .. dtmf.digit;
+end
+
+
+function Ivr.check_pin(self, phrase, pin, pin_timeout, pin_repeat, key_enter)
+ if not pin then
+ return nil;
+ end
+
+ pin_timeout = pin_timeout or 30;
+ pin_repeat = pin_repeat or 3;
+ key_enter = key_enter or '#';
+
+ local digits = '';
+ for i = 1, pin_repeat do
+ if digits == pin then
+ self.caller:send_display('PIN: OK');
+ break
+ elseif digits ~= "" then
+ self.caller:send_display('PIN: wrong');
+ end
+ self.caller:send_display('Enter PIN');
+ digits = ivr:read_phrase(phrase, nil, 0, pin:len() + 1, pin_timeout, key_enter);
+ end
+
+ if digits ~= pin then
+ self.caller:send_display('PIN: wrong');
+ return false
+ end
+ self.caller:send_display('PIN: OK');
+
+ return true;
+end