Produits Entr'ouvert » Passerelle

# -*- coding: utf-8 -*-

# Generated by Django 1.11.18 on 2020-05-02 09:38

from __future__ import unicode_literals

from django.db import migrations, models

class Migration(migrations.Migration):

    initial = True

    dependencies = [

        ('base', '0018_smslog'),

    ]

    operations = [

        migrations.CreateModel(

            name='TwilioSMSGateway',

            fields=[

                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),

                ('title', models.CharField(max_length=50, verbose_name='Title')),

                ('slug', models.SlugField(unique=True, verbose_name='Identifier')),

                ('description', models.TextField(verbose_name='Description')),

                ('max_message_length', models.IntegerField(default=160, verbose_name='Maximum message length')),

                ('account_sid', models.CharField(max_length=64, verbose_name='Account Sid')),

                ('auth_token', models.CharField(max_length=64, verbose_name='Auth Token')),

                ('default_country_code', models.CharField(default='33', max_length=3, verbose_name='Default country code')),

                ('default_trunk_prefix', models.CharField(default='0', max_length=2, verbose_name='Default trunk prefix')),

                ('users', models.ManyToManyField(blank=True, related_name='_twiliosmsgateway_users_+', related_query_name='+', to='base.ApiUser')),

            ],

            options={

                'verbose_name': 'Twilio',

                'db_table': 'sms_twilio',

            },

        ),

    ]

# passerelle - uniform access to multiple data sources and services

# Copyright (C) 2020  Entr'ouvert

#

# This program is free software: you can redistribute it and/or modify it

# under the terms of the GNU Affero General Public License as published

# by the Free Software Foundation, either version 3 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU Affero General Public License for more details.

#

# You should have received a copy of the GNU Affero General Public License

# along with this program.  If not, see <http://www.gnu.org/licenses/>.

import requests

from requests.auth import HTTPBasicAuth

from django.db import models

from django.utils.translation import ugettext_lazy as _

from passerelle.utils.jsonresponse import APIError

from passerelle.base.models import SMSResource

class TwilioSMSGateway(SMSResource):

    account_sid = models.CharField(verbose_name=_('Account Sid'), max_length=64)

    auth_token = models.CharField(verbose_name=_('Auth Token'), max_length=64)

    default_country_code = models.CharField(verbose_name=_('Default country code'), max_length=3,

                                            default=u'33')

    default_trunk_prefix = models.CharField(verbose_name=_('Default trunk prefix'), max_length=2,

                                            default=u'0')

    # FIXME: add regexp field, to check destination and from format

    class Meta:

        verbose_name = 'Twilio'

        db_table = 'sms_twilio'

    TEST_DEFAULTS = {

        'create_kwargs': {

            'account_sid': 'ACxxx',

            'auth_token': 'yyy',

        },

        'test_vectors': [

            {

                'status_code': 400,

                'response': 'my error message',

                'result': {

                    'err': 1,

                    'err_desc': 'Twilio error: some destinations failed',

                    'data': [

                        ['+33688888888', "Twilio error: my error message"],

                        ['+33677777777', "Twilio error: my error message"],

                    ],

                }

            },

            {

                'status_code': 201,

                'result': {

                    'err': 0,

                    'data': None,

                }

            }

        ],

    }

    URL = 'https://api.twilio.com/2010-04-01/Accounts'

    def send_msg(self, text, sender, destinations, **kwargs):

        """Send a SMS using the Twilio provider"""

        # from https://www.twilio.com/docs/usage/requests-to-twilio

        # unfortunately it lacks a batch API...

        destinations = self.clean_numbers(destinations,

                                          self.default_country_code,

                                          self.default_trunk_prefix)

        # set destinations phone number in E.164 format

        # [+][country code][phone number including area code]

        numbers = []

        for dest in destinations:

            numbers.append('+' + dest[2:])

        destinations = numbers

        url = '%s/%s/Messages.json' % (TwilioSMSGateway.URL, self.account_sid)

        auth = HTTPBasicAuth(self.account_sid, self.auth_token)

        results = []

        for dest in destinations:

            params = {

                'Body': text,

                'From': sender,

                'To': dest

            }

            try:

                resp = self.requests.post(url, params, auth=auth)

            except requests.RequestException as exc:

                raise APIError('Twilio error: POST failed, %s' % exc)

            else:

                if resp.status_code != 201:

                    results.append('Twilio error: %s' % resp.text)

                else:

                    results.append(0)

        if any(results):

            raise APIError(

                'Twilio error: some destinations failed',

                data=list(zip(destinations, results)))

        return None

    'passerelle.apps.twilio',

        with utils.mock_url(

                connector.URL,

                test_vector.get('response', ''),

                test_vector.get('status_code', 200)):