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support restDial.referhook (#812)

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* support restDial.referhook

* support restDial.referhook

* wip
This commit is contained in:
Hoan Luu Huu
2024-07-19 21:22:29 +07:00
committed by GitHub
parent 83191487cf
commit c9194168d2
4 changed files with 66 additions and 8 deletions
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56
lib/session/rest-call-session.js
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@@ -1,6 +1,9 @@
const CallSession = require('./call-session');
const {CallStatus} = require('../utils/constants');
const moment = require('moment');
const {parseUri} = require('drachtio-srf');
const { normalizeJambones } = require('@jambonz/verb-specifications');
const makeTask = require('../tasks/make_task');
/**
* @classdesc Subclass of CallSession. This represents a CallSession that is
@@ -42,9 +45,62 @@ class RestCallSession extends CallSession {
setDialog(dlg) {
this.dlg = dlg;
dlg.on('destroy', this._callerHungup.bind(this));
dlg.on('refer', this._onRefer.bind(this));
this.wrapDialog(dlg);
}
/**
* global referHook
*/
set referHook(hook) {
this._referHook = hook;
}
/**
* This is invoked when the called party sends REFER to Jambonz.
*/
async _onRefer(req, res) {
if (this._referHook) {
try {
const to = parseUri(req.getParsedHeader('Refer-To').uri);
const by = parseUri(req.getParsedHeader('Referred-By').uri);
const b3 = this.b3;
const httpHeaders = b3 && {b3};
const json = await this.requestor.request('verb:hook', this._referHook, {
...(this.callInfo.toJSON()),
refer_details: {
sip_refer_to: req.get('Refer-To'),
sip_referred_by: req.get('Referred-By'),
sip_user_agent: req.get('User-Agent'),
refer_to_user: to.scheme === 'tel' ? to.number : to.user,
referred_by_user: by.scheme === 'tel' ? by.number : by.user,
referring_call_sid: this.callSid,
referred_call_sid: null,
}
}, httpHeaders);
if (json && Array.isArray(json)) {
const tasks = normalizeJambones(this.logger, json).map((tdata) => makeTask(this.logger, tdata));
if (tasks && tasks.length > 0) {
this.logger.info('RestCallSession:handleRefer received REFER, get new tasks');
this.replaceApplication(tasks);
if (this.wakeupResolver) {
this.wakeupResolver({reason: 'RestCallSession: referHook new taks'});
this.wakeupResolver = null;
}
}
}
res.send(202);
this.logger.info('RestCallSession:handleRefer - sent 202 Accepted');
} catch (err) {
this.logger.error({err}, 'RestCallSession:handleRefer - error while asking referHook');
res.send(err.statusCode || 501);
}
} else {
res.send(501);
}
}
/**
* This is invoked when the called party hangs up, in order to calculate the call duration.
*/