Files
odoo_source/addons/mail/models/mail_link_preview.py
T
Didier (did) ae9da88c0c [IMP] mail: simplify link preview payload
Before this PR the link preview formatter was creating an unnecessary complex
object in the message key.
This PR simplify the payload by using a message_id key and remove the
unnecessary object.

closes odoo/odoo#134283

Signed-off-by: Alexandre Kühn (aku) <aku@odoo.com>
2023-09-06 01:18:47 +00:00

102 lines
3.9 KiB
Python

# Part of Odoo. See LICENSE file for full copyright and licensing details.
from datetime import datetime
from dateutil.relativedelta import relativedelta
from lxml import html
from urllib.parse import urlparse
import requests
from odoo import api, models, fields
from odoo.addons.mail.tools import link_preview
class LinkPreview(models.Model):
_name = 'mail.link.preview'
_description = "Store link preview data"
message_id = fields.Many2one('mail.message', string='Message', index=True, ondelete='cascade', required=True)
source_url = fields.Char('URL', required=True)
og_type = fields.Char('Type')
og_title = fields.Char('Title')
og_image = fields.Char('Image')
og_description = fields.Text('Description')
og_mimetype = fields.Char('MIME type')
image_mimetype = fields.Char('Image MIME type')
create_date = fields.Datetime(index=True)
@api.model
def _clear_link_previews(self, message):
message.link_preview_ids._delete_and_notify()
@api.model
def _create_link_previews(self, message):
if not message.body:
return
tree = html.fromstring(message.body)
urls = tree.xpath('//a[not(@data-oe-model)]/@href')
link_previews = self.env['mail.link.preview']
requests_session = requests.Session()
# Some websites are blocking non browser user agent.
requests_session.headers.update({
'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; rv:91.0) Gecko/20100101 Firefox/91.0'
})
for url in set(urls):
if len(link_previews) >= 5:
break
link_previews |= self.env['mail.link.preview']._create_link_preview(url, message.id, requests_session)
if not link_previews:
return
self.env['bus.bus']._sendone(message._bus_notification_target(), 'mail.record/insert', {
'LinkPreview': link_previews._link_preview_format()
})
@api.model
def _create_link_preview(self, url, message_id, request_session):
if self._is_domain_throttled(url):
return self.env['mail.link.preview']
link_preview_data = link_preview.get_link_preview_from_url(url, request_session)
if link_preview_data:
link_preview_data['message_id'] = message_id
return self.create(link_preview_data)
return self.env['mail.link.preview']
def _delete_and_notify(self):
notifications = []
for link_preview in self:
notifications.append((link_preview.message_id._bus_notification_target(), 'mail.link.preview/delete', {
'id': link_preview.id,
'message_id': link_preview.message_id.id,
}))
self.env['bus.bus']._sendmany(notifications)
self.unlink()
@api.model
def _is_link_preview_enabled(self):
link_preview_throttle = int(self.env['ir.config_parameter'].sudo().get_param('mail.link_preview_throttle', 99))
return link_preview_throttle > 0
@api.model
def _is_domain_throttled(self, url):
domain = urlparse(url).netloc
date_interval = fields.Datetime.to_string((datetime.now() - relativedelta(seconds=10)))
call_counter = self.search_count([
('source_url', 'ilike', domain),
('create_date', '>', date_interval),
])
link_preview_throttle = int(self.env['ir.config_parameter'].get_param('mail.link_preview_throttle', 99))
return call_counter > link_preview_throttle
def _link_preview_format(self):
return [{
'id': preview.id,
'message_id': preview.message_id.id,
'image_mimetype': preview.image_mimetype,
'og_description': preview.og_description,
'og_image': preview.og_image,
'og_mimetype': preview.og_mimetype,
'og_title': preview.og_title,
'og_type': preview.og_type,
'source_url': preview.source_url,
} for preview in self]