remove converter.py and use converter module image converters

converter.py

-##############################################################################
-#
-#    Redner Odoo module
-#    Copyright © 2016, 2025 XCG Consulting <https://xcg-consulting.fr>
-#
-#    This program is free software: you can redistribute it and/or modify
-#    it under the terms of the GNU Affero General Public License as
-#    published by the Free Software Foundation, either version 3 of the
-#    License, or (at your option) any later version.
-#
-#    This program is distributed in the hope that it will be useful,
-#    but WITHOUT ANY WARRANTY; without even the implied warranty of
-#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-#    GNU Affero General Public License for more details.
-#
-#    You should have received a copy of the GNU Affero General Public License
-#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
-#
-##############################################################################
-
-import base64
-from collections.abc import Mapping
-from typing import Any
-
-from odoo import models  # type: ignore[import-untyped]
-from odoo.addons.converter import Converter
-from odoo.tools.mimetypes import guess_mimetype  # type: ignore[import-untyped]
-
-
-def image(value: bytes):
-    # get MIME type associated with the decoded_data.
-    image_base64 = base64.b64decode(value)
-    mimetype = guess_mimetype(image_base64)
-    return {"body": value.decode("ascii"), "mime-type": mimetype}
-
-
-class ImageFile(Converter):
-    def __init__(self, fieldname):
-        self.fieldname = fieldname
-
-    def odoo_to_message(
-        self, instance: models.Model, ctx: Mapping | None = None
-    ) -> Any:
-        value = getattr(instance, self.fieldname)
-
-        if not value:
-            return {}
-
-        return image(value)
-
-
-class ImageDataURL(Converter):
-    def __init__(self, fieldname):
-        self.fieldname = fieldname
-
-    def odoo_to_message(
-        self, instance: models.Model, ctx: Mapping | None = None
-    ) -> Any:
-        value = getattr(instance, self.fieldname)
-
-        if not value:
-            return ""
-
-        content = base64.b64decode(value)
-        mimetype = guess_mimetype(content)
-
-        return "data:{};base64,{}".format(mimetype, value.decode("ascii"))

models/mail_template.py

@@ -22,5 +22,6 @@
 import logging
 
 from odoo import _, fields, models  # type: ignore[import-untyped]
+from odoo.addons import converter
 from odoo.exceptions import ValidationError  # type: ignore[import-untyped]
 
@@ -25,7 +26,5 @@
 from odoo.exceptions import ValidationError  # type: ignore[import-untyped]
 
-from ..converter import image
-
 _logger = logging.getLogger(__name__)
 
 
@@ -124,5 +123,5 @@
 
     def render_variable_hook(self, variables):
         """Override to add additional variables in mail "render template" func"""
-        variables.update({"image": lambda value: image(value)})
+        variables.update({"image": lambda value: converter.image(value)})
         return super().render_variable_hook(variables)

models/redner_substitution.py

@@ -22,7 +22,6 @@
 from odoo.addons import converter
 from odoo.exceptions import ValidationError  # type: ignore[import-untyped]
 
-from ..converter import ImageDataURL, ImageFile
 from ..utils.sorting import parse_sorted_field, sortkey
 
 FIELD = "field"
@@ -161,7 +160,7 @@
                     path, name = sub.value.rsplit(".", 1)
                 else:
                     path, name = None, sub.value
-                conv = ImageFile(name)
+                conv = converter.ImageFile(name)
                 if path:
                     conv = converter.relation(path.replace(".", "/"), conv)
             elif sub.converter == "image-data-url":
@@ -165,7 +164,7 @@
                 if path:
                     conv = converter.relation(path.replace(".", "/"), conv)
             elif sub.converter == "image-data-url":
-                conv = ImageDataURL(sub.value)
+                conv = converter.ImageDataURL(sub.value)
             elif sub.converter == "relation-to-many":
                 # Unpack the result of finding a field with its sort order into
                 # variable names.