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136 lines
4.2 KiB
136 lines
4.2 KiB
# Copyright 2018 Camptocamp
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# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
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from odoo import api, models, fields
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from odoo.exceptions import MissingError
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from uuid import uuid4
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from base64 import urlsafe_b64encode, urlsafe_b64decode
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import binascii
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import lxml
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from werkzeug.urls import url_parse
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from datetime import date
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from dateutil.relativedelta import relativedelta
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class Mail(models.Model):
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_inherit = 'mail.mail'
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access_token = fields.Char(
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'Security Token',
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compute="_compute_access_token",
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store=True, readonly=True
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)
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view_in_browser_url = fields.Char(
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'View URL',
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compute="_compute_browser_url"
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)
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is_token_alive = fields.Boolean(
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"Is Token alive",
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compute="_compute_token_alive"
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)
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@api.model
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def create(self, vals):
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rec = super(Mail, self).create(vals)
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rec._replace_view_url()
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return rec
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@api.model
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def get_record_for_token(self, token):
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"""Parse the URL token to get the matching record.
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The token is a base 64 encoded string containing:
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* 32 positions access token
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* Record ID
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Returns a record matching the token or empty recordset if not found
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"""
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try:
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token = urlsafe_b64decode(token).decode()
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access_token, rec_id = token[:32], token[32:]
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rec = self.sudo().search([
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('id', '=', int(rec_id)),
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('access_token', '=', access_token)
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])
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res = rec.is_token_alive and rec
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except (ValueError, MissingError, binascii.Error):
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res = False
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finally:
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return res or self.browse()
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@api.multi
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def _get_full_url(self):
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self.ensure_one()
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base_url = self.env['ir.config_parameter'].sudo().get_param(
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'web.base.url')
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base = url_parse(base_url)
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return url_parse(
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self.view_in_browser_url or '#'
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).replace(
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scheme=base.scheme, netloc=base.netloc
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).to_url()
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@api.multi
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def _replace_view_url(self):
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"""Replace placeholders with record URL.
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Replace the 'href' attribute of all `<a></a>` tags
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having the 'class' attribute equal to 'view_in_browser_url'
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with the URL generated for this mail.mail record
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inside the rendered 'body_html' from the template.
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In case the value `auto_delete` for the record is `True`,
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the placeholders will be removed.
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"""
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self.ensure_one()
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root_html = lxml.html.fromstring(self.body_html)
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link_nodes = root_html.xpath("//a[hasclass('view_in_browser_url')]")
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if link_nodes:
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if self.auto_delete:
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for node in link_nodes:
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node.drop_tree()
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else:
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full_url = self._get_full_url()
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for node in link_nodes:
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node.set('href', full_url)
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self.body_html = lxml.html.tostring(
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root_html,
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pretty_print=False,
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method='html',
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encoding='unicode'
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)
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@api.depends('create_date')
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def _compute_access_token(self):
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for rec in self:
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rec.access_token = uuid4().hex
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@api.depends('access_token')
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def _compute_browser_url(self):
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for rec in self:
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url_token = urlsafe_b64encode(
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(rec.access_token + str(rec.id)).encode()
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).decode()
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rec.view_in_browser_url = '/email/view/{}'.format(url_token)
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@api.depends('mail_message_id',
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'mail_message_id.date')
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def _compute_token_alive(self):
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expiration_time = int(
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self.env['ir.config_parameter'].sudo().get_param(
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'mail_browser_view.token_expiration_hours'
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) or '0'
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)
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if expiration_time > 0:
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max_delta = relativedelta(hours=expiration_time)
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for rec in self:
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mail_date = fields.Datetime.from_string(
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rec.mail_message_id.date
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)
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rec.is_token_alive = (
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(mail_date + max_delta).date() >= date.today()
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)
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else:
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self.update({'is_token_alive': True})
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