[NEW] event_mail_attachment

event_mail_attachment/models/__init__.py

@@ -0,0 +1 @@
+from . import mail_template

event_mail_attachment/models/mail_template.py

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+from odoo import _, api, Command, fields, models
+from lxml import etree, html
+
+class MailTemplate(models.Model):
+    _inherit = "mail.template"
+
+    event_attachment_name_prefix = fields.Char('Attachment name prefix', help="If there is an attachment in event registration, or in event, with a name that starts with this name, it will be attached to the mail.")
+    
+
+    def generate_email(self, res_ids, fields):
+        res = super(MailTemplate, self).generate_email(res_ids, fields)
+        
+        self.ensure_one()
+        multi_mode = True
+        if isinstance(res_ids, int):
+            res_ids = [res_ids]
+            multi_mode = False
+        
+        for lang, (template, template_res_ids) in self._classify_per_lang(res_ids).items():
+            #add reports attached to event.registration or event.event from attachment name
+            if template.event_attachment_name_prefix:
+                for res_id in template_res_ids:
+                    event_registration = self.env['event.registration'].browse(res_id)                    
+                    attachments = self.env['ir.attachment'].search([
+                        ('res_model','=','event.registration'),
+                        ('res_id','=',res_id), 
+                        ('name','like',template.event_attachment_name_prefix)])
+                    attachments |= self.env['ir.attachment'].search([
+                        ('res_model','=','event.event'),
+                        ('res_id','=',event_registration.event_id.id), 
+                        ('name','like',template.event_attachment_name_prefix)])
+                    
+                    attachments_res = [(attachment.name, attachment.datas) for attachment in attachments]
+                    
+                    if multi_mode:
+                        if res_id in res:
+                            if not 'attachments' in res[res_id]:
+                                res[res_id]['attachments'] = attachments_res
+                            else:                            
+                                res[res_id]['attachments'].extend(attachments_res)
+                    else:
+                        if not 'attachments' in res:
+                            res['attachments'] = attachments_res
+                        else:                            
+                            res['attachments'].extend(attachments_res)
+
+                        
+        return res