103 lines
5.1 KiB
Python
103 lines
5.1 KiB
Python
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# -*- coding: utf-8 -*-
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# Part of Odoo. See LICENSE file for full copyright and licensing details.
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from odoo import api, fields, models
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from odoo.exceptions import UserError
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class MailTemplatePreview(models.TransientModel):
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_name = 'mail.template.preview'
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_description = 'Email Template Preview'
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_MAIL_TEMPLATE_FIELDS = ['attachment_ids',
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'body_html',
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'subject',
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'email_cc',
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'email_from',
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'email_to',
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'partner_to',
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'report_template_ids',
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'reply_to',
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'scheduled_date',
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]
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@api.model
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def _selection_target_model(self):
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return [(model.model, model.name) for model in self.env['ir.model'].sudo().search([])]
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@api.model
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def _selection_languages(self):
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return self.env['res.lang'].get_installed()
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mail_template_id = fields.Many2one('mail.template', string='Related Mail Template', required=True)
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model_id = fields.Many2one('ir.model', string='Targeted model', related="mail_template_id.model_id")
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resource_ref = fields.Reference(
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string='Record',
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compute='_compute_resource_ref',
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compute_sudo=False, readonly=False,
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selection='_selection_target_model',
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store=True
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)
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lang = fields.Selection(_selection_languages, string='Template Preview Language')
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no_record = fields.Boolean('No Record', compute='_compute_no_record')
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error_msg = fields.Char('Error Message', compute='_compute_mail_template_fields')
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# Fields same than the mail.template model, computed with resource_ref and lang
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subject = fields.Char('Subject', compute='_compute_mail_template_fields')
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email_from = fields.Char('From', compute='_compute_mail_template_fields', help="Sender address")
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email_to = fields.Char('To', compute='_compute_mail_template_fields',
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help="Comma-separated recipient addresses")
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email_cc = fields.Char('Cc', compute='_compute_mail_template_fields', help="Carbon copy recipients")
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reply_to = fields.Char('Reply-To', compute='_compute_mail_template_fields', help="Preferred response address")
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scheduled_date = fields.Char('Scheduled Date', compute='_compute_mail_template_fields',
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help="The queue manager will send the email after the date")
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body_html = fields.Html('Body', compute='_compute_mail_template_fields', sanitize=False)
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attachment_ids = fields.Many2many('ir.attachment', 'Attachments', compute='_compute_mail_template_fields')
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# Extra fields info generated by _generate_template
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partner_ids = fields.Many2many('res.partner', string='Recipients', compute='_compute_mail_template_fields')
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@api.depends('model_id')
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def _compute_no_record(self):
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for preview, preview_sudo in zip(self, self.sudo()):
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model_id = preview_sudo.model_id
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preview.no_record = not model_id or not self.env[model_id.model].search_count([])
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@api.depends('lang', 'resource_ref')
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def _compute_mail_template_fields(self):
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""" Preview the mail template (body, subject, ...) depending of the language and
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the record reference, more precisely the record id for the defined model of the mail template.
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If no record id is selectable/set, the inline_template placeholders won't be replace in the display information. """
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error_msg = False
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mail_template = self.mail_template_id.with_context(lang=self.lang)
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if not self.resource_ref or not self.resource_ref.id:
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self._set_mail_attributes()
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self.error_msg = False
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else:
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try:
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mail_values = mail_template.with_context(template_preview_lang=self.lang)._generate_template(
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[self.resource_ref.id],
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self._MAIL_TEMPLATE_FIELDS
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)[self.resource_ref.id]
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self._set_mail_attributes(values=mail_values)
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except (ValueError, UserError) as user_error:
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self._set_mail_attributes()
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error_msg = user_error.args[0]
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self.error_msg = error_msg
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@api.depends('mail_template_id')
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def _compute_resource_ref(self):
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for preview in self:
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mail_template = preview.mail_template_id.sudo()
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model = mail_template.model
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res = self.env[model].search([], limit=1)
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preview.resource_ref = f'{model},{res.id}' if res else False
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def _set_mail_attributes(self, values=None):
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for field in self._MAIL_TEMPLATE_FIELDS:
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if field in ('partner_to', 'report_template_ids'):
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# partner_to is used to generate partner_ids, handled here below
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# report_template_ids generates attachments, no usage here
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continue
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field_value = values.get(field, False) if values else self.mail_template_id[field]
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self[field] = field_value
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self.partner_ids = values.get('partner_ids', False) if values else False
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