flectra/addons/mail/wizard/mail_compose_message.py

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# -*- coding: utf-8 -*-
2018-01-16 11:34:37 +01:00
# Part of Odoo, Flectra. See LICENSE file for full copyright and licensing details.
import base64
import re
2018-01-16 11:34:37 +01:00
from flectra import _, api, fields, models, SUPERUSER_ID, tools
from flectra.tools import pycompat
from flectra.tools.safe_eval import safe_eval
# main mako-like expression pattern
EXPRESSION_PATTERN = re.compile('(\$\{.+?\})')
def _reopen(self, res_id, model, context=None):
# save original model in context, because selecting the list of available
# templates requires a model in context
context = dict(context or {}, default_model=model)
return {'type': 'ir.actions.act_window',
'view_mode': 'form',
'view_type': 'form',
'res_id': res_id,
'res_model': self._name,
'target': 'new',
'context': context,
}
class MailComposer(models.TransientModel):
""" Generic message composition wizard. You may inherit from this wizard
at model and view levels to provide specific features.
The behavior of the wizard depends on the composition_mode field:
- 'comment': post on a record. The wizard is pre-populated via ``get_record_data``
- 'mass_mail': wizard in mass mailing mode where the mail details can
contain template placeholders that will be merged with actual data
before being sent to each recipient.
"""
_name = 'mail.compose.message'
_inherit = 'mail.message'
_description = 'Email composition wizard'
_log_access = True
_batch_size = 500
@api.model
def default_get(self, fields):
""" Handle composition mode. Some details about context keys:
- comment: default mode, model and ID of a record the user comments
- default_model or active_model
- default_res_id or active_id
- reply: active_id of a message the user replies to
- default_parent_id or message_id or active_id: ID of the
mail.message we reply to
- message.res_model or default_model
- message.res_id or default_res_id
- mass_mail: model and IDs of records the user mass-mails
- active_ids: record IDs
- default_model or active_model
"""
result = super(MailComposer, self).default_get(fields)
# v6.1 compatibility mode
result['composition_mode'] = result.get('composition_mode', self._context.get('mail.compose.message.mode', 'comment'))
result['model'] = result.get('model', self._context.get('active_model'))
result['res_id'] = result.get('res_id', self._context.get('active_id'))
result['parent_id'] = result.get('parent_id', self._context.get('message_id'))
if 'no_auto_thread' not in result and (result['model'] not in self.env or not hasattr(self.env[result['model']], 'message_post')):
result['no_auto_thread'] = True
# default values according to composition mode - NOTE: reply is deprecated, fall back on comment
if result['composition_mode'] == 'reply':
result['composition_mode'] = 'comment'
vals = {}
if 'active_domain' in self._context: # not context.get() because we want to keep global [] domains
vals['active_domain'] = '%s' % self._context.get('active_domain')
if result['composition_mode'] == 'comment':
vals.update(self.get_record_data(result))
for field in vals:
if field in fields:
result[field] = vals[field]
# TDE HACK: as mailboxes used default_model='res.users' and default_res_id=uid
# (because of lack of an accessible pid), creating a message on its own
# profile may crash (res_users does not allow writing on it)
# Posting on its own profile works (res_users redirect to res_partner)
# but when creating the mail.message to create the mail.compose.message
# access rights issues may rise
# We therefore directly change the model and res_id
if result['model'] == 'res.users' and result['res_id'] == self._uid:
result['model'] = 'res.partner'
result['res_id'] = self.env.user.partner_id.id
if fields is not None:
[result.pop(field, None) for field in list(result) if field not in fields]
return result
@api.model
def _get_composition_mode_selection(self):
return [('comment', 'Post on a document'),
('mass_mail', 'Email Mass Mailing'),
('mass_post', 'Post on Multiple Documents')]
composition_mode = fields.Selection(selection=_get_composition_mode_selection, string='Composition mode', default='comment')
partner_ids = fields.Many2many(
'res.partner', 'mail_compose_message_res_partner_rel',
'wizard_id', 'partner_id', 'Additional Contacts')
use_active_domain = fields.Boolean('Use active domain')
active_domain = fields.Text('Active domain', readonly=True)
attachment_ids = fields.Many2many(
'ir.attachment', 'mail_compose_message_ir_attachments_rel',
'wizard_id', 'attachment_id', 'Attachments')
is_log = fields.Boolean('Log an Internal Note',
help='Whether the message is an internal note (comment mode only)')
subject = fields.Char(default=False)
# mass mode options
notify = fields.Boolean('Notify followers', help='Notify followers of the document (mass post only)')
auto_delete = fields.Boolean('Delete Emails', help='Delete sent emails (mass mailing only)')
keep_days = fields.Integer('Keep days', default=-1,
help="This value defines the no. of days "
"the emails should be recorded "
"in the system: \n -1 = Email will be deleted "
"immediately once it is send \n greater than 0 = Email "
"will be deleted after "
"the no. of days are met.")
auto_delete_message = fields.Boolean('Delete Message Copy', help='Do not keep a copy of the email in the document communication history (mass mailing only)')
template_id = fields.Many2one(
'mail.template', 'Use template', index=True,
domain="[('model', '=', model)]")
# mail_message updated fields
message_type = fields.Selection(default="comment")
subtype_id = fields.Many2one(default=lambda self: self.sudo().env.ref('mail.mt_comment', raise_if_not_found=False).id)
@api.multi
def check_access_rule(self, operation):
""" Access rules of mail.compose.message:
- create: if
- model, no res_id, I create a message in mass mail mode
- then: fall back on mail.message acces rules
"""
# Author condition (CREATE (mass_mail))
if operation == 'create' and self._uid != SUPERUSER_ID:
# read mail_compose_message.ids to have their values
message_values = {}
self._cr.execute('SELECT DISTINCT id, model, res_id FROM "%s" WHERE id = ANY (%%s) AND res_id = 0' % self._table, (self.ids,))
for mid, rmod, rid in self._cr.fetchall():
message_values[mid] = {'model': rmod, 'res_id': rid}
# remove from the set to check the ids that mail_compose_message accepts
author_ids = [mid for mid, message in message_values.items()
if message.get('model') and not message.get('res_id')]
self = self.browse(list(set(self.ids) - set(author_ids))) # not sure slef = ...
return super(MailComposer, self).check_access_rule(operation)
@api.multi
def _notify(self, force_send=False, user_signature=True):
""" Override specific notify method of mail.message, because we do
not want that feature in the wizard. """
return
@api.model
def get_record_data(self, values):
""" Returns a defaults-like dict with initial values for the composition
wizard when sending an email related a previous email (parent_id) or
a document (model, res_id). This is based on previously computed default
values. """
result, subject = {}, False
if values.get('parent_id'):
parent = self.env['mail.message'].browse(values.get('parent_id'))
result['record_name'] = parent.record_name,
subject = tools.ustr(parent.subject or parent.record_name or '')
if not values.get('model'):
result['model'] = parent.model
if not values.get('res_id'):
result['res_id'] = parent.res_id
partner_ids = values.get('partner_ids', list()) + [(4, id) for id in parent.partner_ids.ids]
if self._context.get('is_private') and parent.author_id: # check message is private then add author also in partner list.
partner_ids += [(4, parent.author_id.id)]
result['partner_ids'] = partner_ids
elif values.get('model') and values.get('res_id'):
doc_name_get = self.env[values.get('model')].browse(values.get('res_id')).name_get()
result['record_name'] = doc_name_get and doc_name_get[0][1] or ''
subject = tools.ustr(result['record_name'])
re_prefix = _('Re:')
if subject and not (subject.startswith('Re:') or subject.startswith(re_prefix)):
subject = "%s %s" % (re_prefix, subject)
result['subject'] = subject
return result
#------------------------------------------------------
# Wizard validation and send
#------------------------------------------------------
# action buttons call with positionnal arguments only, so we need an intermediary function
# to ensure the context is passed correctly
@api.multi
def send_mail_action(self):
# TDE/ ???
return self.send_mail()
@api.multi
def send_mail(self, auto_commit=False):
""" Process the wizard content and proceed with sending the related
email(s), rendering any template patterns on the fly if needed. """
for wizard in self:
# Duplicate attachments linked to the email.template.
# Indeed, basic mail.compose.message wizard duplicates attachments in mass
# mailing mode. But in 'single post' mode, attachments of an email template
# also have to be duplicated to avoid changing their ownership.
if wizard.attachment_ids and wizard.composition_mode != 'mass_mail' and wizard.template_id:
new_attachment_ids = []
for attachment in wizard.attachment_ids:
if attachment in wizard.template_id.attachment_ids:
new_attachment_ids.append(attachment.copy({'res_model': 'mail.compose.message', 'res_id': wizard.id}).id)
else:
new_attachment_ids.append(attachment.id)
wizard.write({'attachment_ids': [(6, 0, new_attachment_ids)]})
# Mass Mailing
mass_mode = wizard.composition_mode in ('mass_mail', 'mass_post')
Mail = self.env['mail.mail']
ActiveModel = self.env[wizard.model if wizard.model else 'mail.thread']
if wizard.template_id:
# template user_signature is added when generating body_html
# mass mailing: use template auto_delete value -> note, for emails mass mailing only
Mail = Mail.with_context(mail_notify_user_signature=False)
ActiveModel = ActiveModel.with_context(mail_notify_user_signature=False, mail_auto_delete=wizard.template_id.auto_delete,
mail_keep_days=wizard.template_id.keep_days)
if not hasattr(ActiveModel, 'message_post'):
ActiveModel = self.env['mail.thread'].with_context(thread_model=wizard.model)
if wizard.composition_mode == 'mass_post':
# do not send emails directly but use the queue instead
# add context key to avoid subscribing the author
ActiveModel = ActiveModel.with_context(mail_notify_force_send=False, mail_create_nosubscribe=True)
# wizard works in batch mode: [res_id] or active_ids or active_domain
if mass_mode and wizard.use_active_domain and wizard.model:
res_ids = self.env[wizard.model].search(safe_eval(wizard.active_domain)).ids
elif mass_mode and wizard.model and self._context.get('active_ids'):
res_ids = self._context['active_ids']
else:
res_ids = [wizard.res_id]
batch_size = int(self.env['ir.config_parameter'].sudo().get_param('mail.batch_size')) or self._batch_size
sliced_res_ids = [res_ids[i:i + batch_size] for i in range(0, len(res_ids), batch_size)]
if wizard.composition_mode == 'mass_mail' or wizard.is_log or (wizard.composition_mode == 'mass_post' and not wizard.notify): # log a note: subtype is False
subtype_id = False
elif wizard.subtype_id:
subtype_id = wizard.subtype_id.id
else:
subtype_id = self.sudo().env.ref('mail.mt_comment', raise_if_not_found=False).id
for res_ids in sliced_res_ids:
batch_mails = Mail
all_mail_values = wizard.get_mail_values(res_ids)
for res_id, mail_values in all_mail_values.items():
if wizard.composition_mode == 'mass_mail':
batch_mails |= Mail.create(mail_values)
else:
ActiveModel.browse(res_id).message_post(
message_type=wizard.message_type,
subtype_id=subtype_id,
**mail_values)
if wizard.composition_mode == 'mass_mail':
batch_mails.send(auto_commit=auto_commit)
return {'type': 'ir.actions.act_window_close'}
@api.multi
def get_mail_values(self, res_ids):
"""Generate the values that will be used by send_mail to create mail_messages
or mail_mails. """
self.ensure_one()
results = dict.fromkeys(res_ids, False)
rendered_values = {}
mass_mail_mode = self.composition_mode == 'mass_mail'
# render all template-based value at once
if mass_mail_mode and self.model:
rendered_values = self.render_message(res_ids)
# compute alias-based reply-to in batch
reply_to_value = dict.fromkeys(res_ids, None)
if mass_mail_mode and not self.no_auto_thread:
# reply_to_value = self.env['mail.thread'].with_context(thread_model=self.model).browse(res_ids).message_get_reply_to(default=self.email_from)
reply_to_value = self.env['mail.thread'].with_context(thread_model=self.model).message_get_reply_to(res_ids, default=self.email_from)
for res_id in res_ids:
# static wizard (mail.message) values
mail_values = {
'subject': self.subject,
'body': self.body or '',
'parent_id': self.parent_id and self.parent_id.id,
'partner_ids': [partner.id for partner in self.partner_ids],
'attachment_ids': [attach.id for attach in self.attachment_ids],
'author_id': self.author_id.id,
'email_from': self.email_from,
'record_name': self.record_name,
'no_auto_thread': self.no_auto_thread,
'mail_server_id': self.mail_server_id.id,
'mail_activity_type_id': self.mail_activity_type_id.id,
}
# mass mailing: rendering override wizard static values
if mass_mail_mode and self.model:
if self.model in self.env and hasattr(self.env[self.model], 'message_get_email_values'):
mail_values.update(self.env[self.model].browse(res_id).message_get_email_values())
# keep a copy unless specifically requested, reset record name (avoid browsing records)
mail_values.update(notification=not self.auto_delete_message, model=self.model, res_id=res_id, record_name=False)
# auto deletion of mail_mail
if self.auto_delete or self.template_id.auto_delete:
mail_values['auto_delete'] = True
mail_values['keep_days'] = \
self.keep_days or self.template_id.keep_days
# rendered values using template
email_dict = rendered_values[res_id]
mail_values['partner_ids'] += email_dict.pop('partner_ids', [])
mail_values.update(email_dict)
if not self.no_auto_thread:
mail_values.pop('reply_to')
if reply_to_value.get(res_id):
mail_values['reply_to'] = reply_to_value[res_id]
if self.no_auto_thread and not mail_values.get('reply_to'):
mail_values['reply_to'] = mail_values['email_from']
# mail_mail values: body -> body_html, partner_ids -> recipient_ids
mail_values['body_html'] = mail_values.get('body', '')
mail_values['recipient_ids'] = [(4, id) for id in mail_values.pop('partner_ids', [])]
# process attachments: should not be encoded before being processed by message_post / mail_mail create
mail_values['attachments'] = [(name, base64.b64decode(enc_cont)) for name, enc_cont in email_dict.pop('attachments', list())]
attachment_ids = []
for attach_id in mail_values.pop('attachment_ids'):
new_attach_id = self.env['ir.attachment'].browse(attach_id).copy({'res_model': self._name, 'res_id': self.id})
attachment_ids.append(new_attach_id.id)
mail_values['attachment_ids'] = self.env['mail.thread']._message_preprocess_attachments(
mail_values.pop('attachments', []),
attachment_ids, 'mail.message', 0)
results[res_id] = mail_values
return results
#------------------------------------------------------
# Template methods
#------------------------------------------------------
@api.multi
@api.onchange('template_id')
def onchange_template_id_wrapper(self):
self.ensure_one()
values = self.onchange_template_id(self.template_id.id, self.composition_mode, self.model, self.res_id)['value']
for fname, value in values.items():
setattr(self, fname, value)
@api.multi
def onchange_template_id(self, template_id, composition_mode, model, res_id):
""" - mass_mailing: we cannot render, so return the template values
- normal mode: return rendered values
/!\ for x2many field, this onchange return command instead of ids
"""
if template_id and composition_mode == 'mass_mail':
template = self.env['mail.template'].browse(template_id)
fields = ['subject', 'body_html', 'email_from', 'reply_to', 'mail_server_id']
values = dict((field, getattr(template, field)) for field in fields if getattr(template, field))
if template.attachment_ids:
values['attachment_ids'] = [att.id for att in template.attachment_ids]
if template.mail_server_id:
values['mail_server_id'] = template.mail_server_id.id
if template.user_signature and 'body_html' in values:
signature = self.env.user.signature
values['body_html'] = tools.append_content_to_html(values['body_html'], signature, plaintext=False)
elif template_id:
values = self.generate_email_for_composer(template_id, [res_id])[res_id]
# transform attachments into attachment_ids; not attached to the document because this will
# be done further in the posting process, allowing to clean database if email not send
Attachment = self.env['ir.attachment']
for attach_fname, attach_datas in values.pop('attachments', []):
data_attach = {
'name': attach_fname,
'datas': attach_datas,
'datas_fname': attach_fname,
'res_model': 'mail.compose.message',
'res_id': 0,
'type': 'binary', # override default_type from context, possibly meant for another model!
}
values.setdefault('attachment_ids', list()).append(Attachment.create(data_attach).id)
else:
default_values = self.with_context(default_composition_mode=composition_mode, default_model=model, default_res_id=res_id).default_get(['composition_mode', 'model', 'res_id', 'parent_id', 'partner_ids', 'subject', 'body', 'email_from', 'reply_to', 'attachment_ids', 'mail_server_id'])
values = dict((key, default_values[key]) for key in ['subject', 'body', 'partner_ids', 'email_from', 'reply_to', 'attachment_ids', 'mail_server_id'] if key in default_values)
if values.get('body_html'):
values['body'] = values.pop('body_html')
# This onchange should return command instead of ids for x2many field.
# ORM handle the assignation of command list on new onchange (api.v8),
# this force the complete replacement of x2many field with
# command and is compatible with onchange api.v7
values = self._convert_to_write(values)
return {'value': values}
@api.multi
def save_as_template(self):
""" hit save as template button: current form value will be a new
template attached to the current document. """
for record in self:
model = self.env['ir.model']._get(record.model or 'mail.message')
model_name = model.name or ''
template_name = "%s: %s" % (model_name, tools.ustr(record.subject))
values = {
'name': template_name,
'subject': record.subject or False,
'body_html': record.body or False,
'model_id': model.id or False,
'attachment_ids': [(6, 0, [att.id for att in record.attachment_ids])],
}
template = self.env['mail.template'].create(values)
# generate the saved template
record.write({'template_id': template.id})
record.onchange_template_id_wrapper()
return _reopen(self, record.id, record.model, context=self._context)
#------------------------------------------------------
# Template rendering
#------------------------------------------------------
@api.multi
def render_message(self, res_ids):
"""Generate template-based values of wizard, for the document records given
by res_ids. This method is meant to be inherited by email_template that
will produce a more complete dictionary, using Jinja2 templates.
Each template is generated for all res_ids, allowing to parse the template
once, and render it multiple times. This is useful for mass mailing where
template rendering represent a significant part of the process.
Default recipients are also computed, based on mail_thread method
message_get_default_recipients. This allows to ensure a mass mailing has
always some recipients specified.
:param browse wizard: current mail.compose.message browse record
:param list res_ids: list of record ids
:return dict results: for each res_id, the generated template values for
subject, body, email_from and reply_to
"""
self.ensure_one()
multi_mode = True
if isinstance(res_ids, pycompat.integer_types):
multi_mode = False
res_ids = [res_ids]
subjects = self.render_template(self.subject, self.model, res_ids)
bodies = self.render_template(self.body, self.model, res_ids, post_process=True)
emails_from = self.render_template(self.email_from, self.model, res_ids)
replies_to = self.render_template(self.reply_to, self.model, res_ids)
default_recipients = {}
if not self.partner_ids:
default_recipients = self.env['mail.thread'].message_get_default_recipients(res_model=self.model, res_ids=res_ids)
results = dict.fromkeys(res_ids, False)
for res_id in res_ids:
results[res_id] = {
'subject': subjects[res_id],
'body': bodies[res_id],
'email_from': emails_from[res_id],
'reply_to': replies_to[res_id],
}
results[res_id].update(default_recipients.get(res_id, dict()))
# generate template-based values
if self.template_id:
template_values = self.generate_email_for_composer(
self.template_id.id, res_ids,
fields=['email_to', 'partner_to', 'email_cc', 'attachment_ids', 'mail_server_id'])
else:
template_values = {}
for res_id in res_ids:
if template_values.get(res_id):
# recipients are managed by the template
results[res_id].pop('partner_ids')
results[res_id].pop('email_to')
results[res_id].pop('email_cc')
# remove attachments from template values as they should not be rendered
template_values[res_id].pop('attachment_ids', None)
else:
template_values[res_id] = dict()
# update template values by composer values
template_values[res_id].update(results[res_id])
return multi_mode and template_values or template_values[res_ids[0]]
@api.model
def generate_email_for_composer(self, template_id, res_ids, fields=None):
""" Call email_template.generate_email(), get fields relevant for
mail.compose.message, transform email_cc and email_to into partner_ids """
multi_mode = True
if isinstance(res_ids, pycompat.integer_types):
multi_mode = False
res_ids = [res_ids]
if fields is None:
fields = ['subject', 'body_html', 'email_from', 'email_to', 'partner_to', 'email_cc', 'reply_to', 'attachment_ids', 'mail_server_id']
returned_fields = fields + ['partner_ids', 'attachments']
values = dict.fromkeys(res_ids, False)
template_values = self.env['mail.template'].with_context(tpl_partners_only=True).browse(template_id).generate_email(res_ids, fields=fields)
for res_id in res_ids:
res_id_values = dict((field, template_values[res_id][field]) for field in returned_fields if template_values[res_id].get(field))
res_id_values['body'] = res_id_values.pop('body_html', '')
values[res_id] = res_id_values
return multi_mode and values or values[res_ids[0]]
@api.model
def render_template(self, template, model, res_ids, post_process=False):
return self.env['mail.template'].render_template(template, model, res_ids, post_process=post_process)