[8.0][IMP][mail_tracking] Speed installation time and discard concurr…

…ent events (OCA#82)

[IMP] mail_tracking: Speed installation time, discard concurrent events and other fixes

mail_tracking/__init__.py

@@ -5,4 +5,4 @@
 
 from . import models
 from . import controllers
-from .hooks import post_init_hook
+from .hooks import pre_init_hook

mail_tracking/__openerp__.py

@@ -5,7 +5,7 @@
 {
     "name": "Email tracking",
     "summary": "Email tracking system for all mails sent",
-    "version": "8.0.2.0.0",
+    "version": "8.0.2.0.1",
     "category": "Social Network",
     "website": "http://www.tecnativa.com",
     "author": "Tecnativa, "
@@ -28,5 +28,5 @@
     "qweb": [
         "static/src/xml/mail_tracking.xml",
     ],
-    "post_init_hook": "post_init_hook",
+    "pre_init_hook": "pre_init_hook",
 }

mail_tracking/hooks.py

@@ -3,22 +3,34 @@
 # License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
 
 import logging
-from openerp import api, SUPERUSER_ID
+from psycopg2.extensions import AsIs
 
 _logger = logging.getLogger(__name__)
 
 
-def post_init_hook(cr, registry):
-    with api.Environment.manage():
-        env = api.Environment(cr, SUPERUSER_ID, {})
-        # Recalculate all partner tracking_email_ids
-        partners = env['res.partner'].search([
-            ('email', '!=', False),
-        ])
-        emails = partners.mapped('email')
-        _logger.info(
-            "Recalculating 'tracking_email_ids' in 'res.partner' "
-            "model for %d email addresses", len(emails))
-        for email in emails:
-            env['mail.tracking.email'].tracking_ids_recalculate(
-                'res.partner', 'email', 'tracking_email_ids', email)
+def column_exists(cr, table, column):
+    cr.execute("""
+        SELECT column_name
+        FROM information_schema.columns
+        WHERE table_name = %s AND column_name = %s""", (table, column))
+    return bool(cr.fetchall())
+
+
+def column_add_with_value(cr, table, column, field_type, value):
+    if not column_exists(cr, table, column):
+        cr.execute("""
+            ALTER TABLE %s
+            ADD COLUMN %s %s""", (AsIs(table), AsIs(column), AsIs(field_type)))
+        cr.execute("""
+            UPDATE %s SET %s = %s""", (AsIs(table), AsIs(column), value))
+
+
+def pre_init_hook(cr):
+    _logger.info("Creating res.partner.tracking_emails_count column "
+                 "with value 0")
+    column_add_with_value(
+        cr, "res_partner", "tracking_emails_count", "integer", 0)
+    _logger.info("Creating res.partner.email_score column "
+                 "with value 50.0")
+    column_add_with_value(
+        cr, "res_partner", "email_score", "double precision", 50.0)

mail_tracking/models/mail_message.py

@@ -46,7 +46,7 @@ def _message_read_dict_postprocess(self, messages, message_tree):
                     tracking_email = self.env['mail.tracking.email'].search([
                         ('mail_message_id', '=', mail_message_id),
                         ('partner_id', '=', partner_id),
-                    ])
+                    ], limit=1)
                     status = self._partner_tracking_status_get(tracking_email)
                     partner_trackings[str(partner_id)] = (
                         status, tracking_email.id)

mail_tracking/models/mail_tracking_email.py

@@ -13,6 +13,9 @@
 
 _logger = logging.getLogger(__name__)
 
+EVENT_OPEN_DELTA = 10  # seconds
+EVENT_CLICK_DELTA = 5  # seconds
+
 
 class MailTrackingEmail(models.Model):
     _name = "mail.tracking.email"
@@ -104,7 +107,7 @@ def tracking_ids_recalculate(self, model, email_field, tracking_field,
                     obj.write({
                         tracking_field: [(5, False, False)]
                     })
-        return True
+        return objects
 
     @api.model
     def _tracking_ids_to_write(self, email):
@@ -256,13 +259,41 @@ def _event_prepare(self, event_type, metadata):
             _logger.info('Unknown event type: %s' % event_type)
         return False
 
+    def _concurrent_events(self, event_type, metadata):
+        m_event = self.env['mail.tracking.event']
+        self.ensure_one()
+        concurrent_event_ids = False
+        if event_type in {'open', 'click'}:
+            ts = metadata.get('timestamp', time.time())
+            delta = EVENT_OPEN_DELTA if event_type == 'open' \
+                else EVENT_CLICK_DELTA
+            domain = [
+                ('timestamp', '>=', ts - delta),
+                ('timestamp', '<=', ts + delta),
+                ('tracking_email_id', '=', self.id),
+                ('event_type', '=', event_type),
+            ]
+            if event_type == 'click':
+                domain.append(('url', '=', metadata.get('url', False)))
+            concurrent_event_ids = m_event.search(domain)
+        return concurrent_event_ids
+
     @api.multi
     def event_create(self, event_type, metadata):
         event_ids = self.env['mail.tracking.event']
         for tracking_email in self:
-            vals = tracking_email._event_prepare(event_type, metadata)
-            if vals:
-                event_ids += event_ids.sudo().create(vals)
+            other_ids = tracking_email._concurrent_events(event_type, metadata)
+            if not other_ids:
+                vals = tracking_email._event_prepare(event_type, metadata)
+                if vals:
+                    event_ids += event_ids.sudo().create(vals)
+                partners = self.tracking_ids_recalculate(
+                    'res.partner', 'email', 'tracking_email_ids',
+                    tracking_email.recipient_address)
+                if partners:
+                    partners.email_score_calculate()
+            else:
+                _logger.debug("Concurrent event '%s' discarded", event_type)
         return event_ids
 
     @api.model

mail_tracking/models/res_partner.py

@@ -15,13 +15,18 @@ class ResPartner(models.Model):
         string="Tracking emails count", store=True, readonly=True,
         compute="_compute_tracking_emails_count")
     email_score = fields.Float(
-        string="Email score",
-        compute="_compute_email_score", store=True, readonly=True)
+        string="Email score", readonly=True, default=50.0)
 
-    @api.one
-    @api.depends('tracking_email_ids.state')
-    def _compute_email_score(self):
-        self.email_score = self.tracking_email_ids.email_score()
+    @api.multi
+    def email_score_calculate(self):
+        # This is not a compute method because is causing a inter-block
+        # in mail_tracking_email PostgreSQL table
+        # We suspect that tracking_email write to state field block that
+        # table and then inside write ORM try to read from DB
+        # tracking_email_ids because it's not in cache.
+        # PostgreSQL blocks read because we have not committed yet the write
+        for partner in self:
+            partner.email_score = partner.tracking_email_ids.email_score()
 
     @api.one
     @api.depends('tracking_email_ids')

mail_tracking/tests/test_mail_tracking.py

@@ -4,9 +4,9 @@
 
 import mock
 import base64
+import time
 from openerp.tests.common import TransactionCase
-from openerp.addons.mail_tracking.controllers.main import \
-    MailTrackingController, BLANK
+from ..controllers.main import MailTrackingController, BLANK
 
 mock_request = 'openerp.http.request'
 mock_send_email = ('openerp.addons.base.ir.ir_mail_server.'
@@ -114,6 +114,77 @@ def test_mail_send(self):
             res = controller.mail_tracking_open(db, tracking.id)
             self.assertEqual(image, res.response[0])
 
+    def test_concurrent_open(self):
+        mail, tracking = self.mail_send()
+        ts = time.time()
+        metadata = {
+            'ip': '127.0.0.1',
+            'user_agent': 'Odoo Test/1.0',
+            'os_family': 'linux',
+            'ua_family': 'odoo',
+            'timestamp': ts,
+        }
+        # First open event
+        tracking.event_create('open', metadata)
+        opens = tracking.tracking_event_ids.filtered(
+            lambda r: r.event_type == 'open'
+        )
+        self.assertEqual(len(opens), 1)
+        # Concurrent open event
+        metadata['timestamp'] = ts + 2
+        tracking.event_create('open', metadata)
+        opens = tracking.tracking_event_ids.filtered(
+            lambda r: r.event_type == 'open'
+        )
+        self.assertEqual(len(opens), 1)
+        # Second open event
+        metadata['timestamp'] = ts + 350
+        tracking.event_create('open', metadata)
+        opens = tracking.tracking_event_ids.filtered(
+            lambda r: r.event_type == 'open'
+        )
+        self.assertEqual(len(opens), 2)
+
+    def test_concurrent_click(self):
+        mail, tracking = self.mail_send()
+        ts = time.time()
+        metadata = {
+            'ip': '127.0.0.1',
+            'user_agent': 'Odoo Test/1.0',
+            'os_family': 'linux',
+            'ua_family': 'odoo',
+            'timestamp': ts,
+            'url': 'https://www.example.com/route/1',
+        }
+        # First click event (URL 1)
+        tracking.event_create('click', metadata)
+        opens = tracking.tracking_event_ids.filtered(
+            lambda r: r.event_type == 'click'
+        )
+        self.assertEqual(len(opens), 1)
+        # Concurrent click event (URL 1)
+        metadata['timestamp'] = ts + 2
+        tracking.event_create('click', metadata)
+        opens = tracking.tracking_event_ids.filtered(
+            lambda r: r.event_type == 'click'
+        )
+        self.assertEqual(len(opens), 1)
+        # Second click event (URL 1)
+        metadata['timestamp'] = ts + 350
+        tracking.event_create('click', metadata)
+        opens = tracking.tracking_event_ids.filtered(
+            lambda r: r.event_type == 'click'
+        )
+        self.assertEqual(len(opens), 2)
+        # Concurrent click event (URL 2)
+        metadata['timestamp'] = ts + 2
+        metadata['url'] = 'https://www.example.com/route/2'
+        tracking.event_create('click', metadata)
+        opens = tracking.tracking_event_ids.filtered(
+            lambda r: r.event_type == 'click'
+        )
+        self.assertEqual(len(opens), 3)
+
     def test_smtp_error(self):
         with mock.patch(mock_send_email) as mock_func:
             mock_func.side_effect = Warning('Test error')