bemade-addons/msg_attachments_to_mail_message/models/ir_attachment.py
2025-01-22 11:29:29 -05:00

229 lines
9.7 KiB
Python

from odoo import models, api, fields
from odoo.tools import html_sanitize
import extract_msg
import base64
import logging
from odoo.tools.translate import _
from email.message import EmailMessage
from email.mime.multipart import MIMEMultipart
from email.mime.text import MIMEText
from email.mime.image import MIMEImage
from email.mime.base import MIMEBase
from email import encoders
import lxml.html
import re
from odoo.tools import email_normalize, email_split
_logger = logging.getLogger(__name__)
class IrAttachment(models.Model):
_inherit = 'ir.attachment'
msg_processed = fields.Boolean(string='MSG Processed', default=False)
mail_message_id = fields.Many2one('mail.message', string='Created Mail Message')
def _is_msg_file(self):
"""Check if the attachment is an MSG file and validate size."""
self.ensure_one()
# Check if it's an MSG file
is_msg = (
self.mimetype == 'application/vnd.ms-outlook' or
(self.name and self.name.lower().endswith('.msg'))
)
if not is_msg:
return False
# Check file size
max_size = int(self.env['ir.config_parameter'].sudo().get_param(
'msg_attachments.max_file_size', '25'))
file_size_mb = len(self.datas) * 3 / 4 / 1024 / 1024 # Convert from base64 to MB
if file_size_mb > max_size:
self._notify_error('File Size Error',
_('The MSG file is too large. Maximum allowed size is %s MB') % max_size)
return False
return True
def _clean_header_value(self, value):
"""Clean header value by removing line breaks and extra whitespace."""
if not value:
return ''
# Replace any combination of whitespace (including newlines) with a single space
return ' '.join(str(value).split())
def _msg_to_eml(self, msg_data):
"""Convert MSG file data to EML format."""
try:
# Read the MSG file
msg_file = extract_msg.Message(msg_data)
_logger.info('Converting MSG to EML - Subject: %s, From: %s, To: %s',
msg_file.subject, msg_file.sender, msg_file.to)
# Create email message
email_msg = MIMEMultipart('related')
# Add headers
email_msg['Subject'] = self._clean_header_value(msg_file.subject) or "No Subject"
email_msg['From'] = self._clean_header_value(msg_file.sender)
email_msg['To'] = self._clean_header_value(msg_file.to)
email_msg['Cc'] = self._clean_header_value(msg_file.cc) if msg_file.cc else None
email_msg['Date'] = msg_file.date.strftime('%a, %d %b %Y %H:%M:%S %z') if msg_file.date else formatdate(localtime=True)
# Add original MSG headers if present
for header in ['Message-ID', 'In-Reply-To', 'References']:
if header.lower() in msg_file.header:
header_value = self._clean_header_value(msg_file.header[header.lower()])
if header_value: # Only add header if it has a value
email_msg[header] = header_value
# Set the body
if msg_file.body:
body = msg_file.body
# Si ce n'est pas déjà du HTML mais contient des CIDs, convertir en HTML
if '<html' not in body.lower() and '[cid:' in body:
# Convertir les retours à la ligne en <br>
body = body.replace('\n', '<br>')
# Convertir les références CID en balises img
import re
body = re.sub(
r'\[cid:([^\]]+)\]',
lambda m: f'<img src="cid:{m.group(1)}" alt="{m.group(1)}">',
body
)
# Envelopper dans du HTML
body = f'<html><body>{body}</body></html>'
# Clean HTML if needed
if '<html' in body.lower():
body = html_sanitize(body)
html_part = MIMEText(body, 'html')
email_msg.attach(html_part)
else:
html_part = MIMEText('', 'html')
email_msg.attach(html_part)
# Add attachments
for attachment in msg_file.attachments:
if not hasattr(attachment, 'data') or not attachment.data:
continue
try:
filename = attachment.getFilename()
except AttributeError:
filename = 'unknown.bin'
_logger.warning('Could not get filename for attachment, using default: %s', filename)
if hasattr(attachment, 'contentId') and attachment.contentId:
# Image avec CID - utiliser MIMEImage
maintype, subtype = (attachment.mimetype or 'image/jpeg').split('/', 1)
if maintype == 'image':
mime_part = MIMEImage(attachment.data, _subtype=subtype)
mime_part.add_header('Content-ID', f"<{attachment.contentId.strip('<>')}>")
mime_part.add_header('Content-Disposition', 'inline', filename=filename)
_logger.info('Adding inline image with CID: %s, filename: %s', attachment.contentId, filename)
else:
# Fallback pour les non-images avec CID
mime_part = MIMEBase(maintype, subtype)
mime_part.set_payload(attachment.data)
encoders.encode_base64(mime_part)
mime_part.add_header('Content-ID', f"<{attachment.contentId.strip('<>')}>")
mime_part.add_header('Content-Disposition', 'inline', filename=filename)
else:
# Pièce jointe normale
maintype, subtype = (attachment.mimetype or 'application/octet-stream').split('/', 1)
mime_part = MIMEBase(maintype, subtype)
mime_part.set_payload(attachment.data)
encoders.encode_base64(mime_part)
mime_part.add_header('Content-Disposition', 'attachment', filename=filename)
email_msg.attach(mime_part)
return email_msg.as_string()
except Exception as e:
_logger.error('Error converting MSG to EML: %s', str(e), exc_info=True)
raise
def process_msg_as_email(self):
"""Convert MSG file to EML and process it using Odoo's mail module."""
self.ensure_one()
_logger.info('Starting MSG processing for file: %s (model: %s, res_id: %s)',
self.name, self.res_model, self.res_id)
if not self._is_msg_file():
_logger.warning('File %s is not a valid MSG file', self.name)
self._notify_error('Invalid File',
_('The selected file is not a valid MSG file'))
return False
try:
# Convert MSG to EML
msg_data = base64.b64decode(self.datas)
eml_content = self._msg_to_eml(msg_data)
# Process using Odoo's standard mail handling
thread_model = self.env[self.res_model] if self.res_model else self.env['mail.thread']
_logger.info('Using thread model: %s', thread_model._name)
# Set context for message creation
context = {
'default_model': self.res_model,
'default_res_id': self.res_id,
'mail_create_nosubscribe': True,
'mail_create_nolog': True,
'mail_notify_force_send': False,
'mail_create_force_model': self.res_model,
'mail_thread_quote': False,
}
# Process the EML using Odoo's standard message_process
thread_id = thread_model.with_context(**context).message_process(
model=self.res_model,
message=eml_content,
custom_values={
'res_id': self.res_id,
'model': self.res_model,
'msg_attachment_id': self.id,
},
thread_id=self.res_id
)
if thread_id:
_logger.info('Message processed successfully, thread_id: %s', thread_id)
# Mark MSG as processed
self.write({
'description': _('Processed as email on %s') % fields.Datetime.now(),
'msg_processed': True,
})
return thread_id
else:
_logger.error('message_process failed to create thread_id')
return False
except Exception as e:
_logger.error('Error processing MSG file %s: %s', self.name, str(e), exc_info=True)
self._notify_error('Processing Error',
_('Could not process the MSG file: %s') % str(e))
return False
def _notify_error(self, title, message):
"""Show error notification to the user."""
self.env['bus.bus']._sendone(self.env.user.partner_id, 'notification', {
'type': 'danger',
'title': title,
'message': message,
'sticky': True,
})
@api.model_create_multi
def create(self, vals_list):
attachments = super().create(vals_list)
for attachment in attachments:
if attachment._is_msg_file():
attachment.process_msg_as_email()
return attachments