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[get-valid-endpoints]
exten => s,1,Verbose(5, Entering get-valid-endpoints gosub.)
; usage: no arguments, returns DIALGROUP object of registered and valid 050x endpoints
same => n,Set(ENDPOINT_1_STATE=${DEVICE_STATE(PJSIP/0501)})
same => n,Set(ENDPOINT_2_STATE=${DEVICE_STATE(PJSIP/0502)})
same => n,Set(ENDPOINT_3_STATE=${DEVICE_STATE(PJSIP/0503)})
same => n,Set(ENDPOINT_4_STATE=${DEVICE_STATE(PJSIP/0504)})
same => n,Set(ENDPOINT_1_EXPR=$[$["${ENDPOINT_1_STATE}" = "UNAVAILABLE"] | $["${ENDPOINT_1_STATE}" = "UNKNOWN"] | $["${ENDPOINT_1_STATE}" = "INVALID"]])
same => n,Set(ENDPOINT_2_EXPR=$[$["${ENDPOINT_2_STATE}" = "UNAVAILABLE"] | $["${ENDPOINT_2_STATE}" = "UNKNOWN"] | $["${ENDPOINT_2_STATE}" = "INVALID"]])
same => n,Set(ENDPOINT_3_EXPR=$[$["${ENDPOINT_3_STATE}" = "UNAVAILABLE"] | $["${ENDPOINT_3_STATE}" = "UNKNOWN"] | $["${ENDPOINT_3_STATE}" = "INVALID"]])
same => n,Set(ENDPOINT_4_EXPR=$[$["${ENDPOINT_4_STATE}" = "UNAVAILABLE"] | $["${ENDPOINT_4_STATE}" = "UNKNOWN"] | $["${ENDPOINT_4_STATE}" = "INVALID"]])
same => n,Set(DIALGROUP(CALL_VALID_LIST)=) ; clear list
same => n,ExecIf($[${ENDPOINT_1_EXPR} = 0]?Set(DIALGROUP(CALL_VALID_LIST,add)=PJSIP/0501))
same => n,ExecIf($[${ENDPOINT_2_EXPR} = 0]?Set(DIALGROUP(CALL_VALID_LIST,add)=PJSIP/0502))
same => n,ExecIf($[${ENDPOINT_3_EXPR} = 0]?Set(DIALGROUP(CALL_VALID_LIST,add)=PJSIP/0503))
same => n,ExecIf($[${ENDPOINT_4_EXPR} = 0]?Set(DIALGROUP(CALL_VALID_LIST,add)=PJSIP/0504))
same => n,Return(${DIALGROUP(CALL_VALID_LIST)})
[from-phone]
exten => 0500,1,Verbose(5,${EXTEN}: Call all registered pjsips from ${CALLERID(num)})
same => n,Gosub(get-valid-endpoints,s,1())
same => n,Set(DIALGROUP(CALL_EVERYONE_LIST)=${GOSUB_RETVAL})
same => n,Set(DIALGROUP(CALL_EVERYONE_LIST,del)=PJSIP/${CALLERID(num)}) ; remove the caller
same => n,Dial(${DIALGROUP(CALL_EVERYONE_LIST)})
same => n,Hangup(16)
exten => _050X,1,Verbose(5,${EXTEN}: Call pjsip endpoint from ${CALLERID(num)})
same => n,Dial(PJSIP/${EXTEN})
same => n,Hangup(16)
exten => _.!,1,Verbose(5,${EXTEN}: Call external number from ${CALLERID(num)})
same => n,Dial(PJSIP/${EXTEN}@volte_ims)
same => n,Hangup(16)
[volte_ims]
exten => _.!,1,Verbose(5,${EXTEN}: Call internal number from ${CALLERID(num)})
same => n,Gosub(get-valid-endpoints,s,1())
same => n,Set(DIALGROUP(CALL_EVERYONE_LIST)=${GOSUB_RETVAL})
same => n,Set(DIALGROUP(CALL_EVERYONE_LIST,del)=PJSIP/${CALLERID(num)}) ; remove the caller
same => n,Dial(${DIALGROUP(CALL_EVERYONE_LIST)})
same => n,Hangup(16)
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