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