[ADD] agreement_legal migration

agreement_legal/models/agreement_appendix.py

@@ -0,0 +1,101 @@
+# Copyright (C) 2018 - TODAY, Pavlov Media
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo import api, fields, models
+
+
+class AgreementAppendix(models.Model):
+    _name = "agreement.appendix"
+    _description = "Agreement Appendices"
+    _order = "sequence"
+
+    name = fields.Char(string="Name", required=True)
+    title = fields.Char(
+        string="Title",
+        required=True,
+        help="The title is displayed on the PDF." "The name is not.",
+    )
+    sequence = fields.Integer(
+        string="Sequence",
+        default=10)
+    content = fields.Html(string="Content")
+    dynamic_content = fields.Html(
+        compute="_compute_dynamic_content",
+        string="Dynamic Content",
+        help="compute dynamic Content",
+    )
+    agreement_id = fields.Many2one(
+        "agreement",
+        string="Agreement",
+        ondelete="cascade")
+    active = fields.Boolean(
+        string="Active",
+        default=True,
+        help="If unchecked, it will allow you to hide this appendix without "
+        "removing it.",
+    )
+
+    # Dynamic field editor
+    field_id = fields.Many2one(
+        "ir.model.fields",
+        string="Field",
+        help="""Select target field from the related document model. If it is a
+         relationship field you will be able to select a target field at the
+         destination of the relationship.""",
+    )
+    sub_object_id = fields.Many2one(
+        "ir.model",
+        string="Sub-model",
+        help="""When a relationship field is selected as first field, this
+         field shows the document model the relationship goes to.""",
+    )
+    sub_model_object_field_id = fields.Many2one(
+        "ir.model.fields",
+        string="Sub-field",
+        help="""When a relationship field is selected as first field, this
+         field lets you select the target field within the destination document
+          model (sub-model).""",
+    )
+    default_value = fields.Char(
+        string="Default Value",
+        help="Optional value to use if the target field is empty.",
+    )
+    copyvalue = fields.Char(
+        string="Placeholder Expression",
+        help="""Final placeholder expression, to be copy-pasted in the desired
+         template field.""",
+    )
+
+    @api.onchange('field_id', 'sub_model_object_field_id', 'default_value')
+    def onchange_copyvalue(self):
+        self.sub_object_id = False
+        self.copyvalue = False
+        self.sub_object_id = False
+        if self.field_id and not self.field_id.relation:
+            self.copyvalue = "${object.%s or %s}" % \
+                             (self.field_id.name,
+                              self.default_value or '\'\'')
+            self.sub_model_object_field_id = False
+        if self.field_id and self.field_id.relation:
+            self.sub_object_id = self.env['ir.model'].search(
+                [('model', '=', self.field_id.relation)])[0]
+        if self.sub_model_object_field_id:
+            self.copyvalue = "${object.%s.%s or %s}" %\
+                (self.field_id.name,
+                 self.sub_model_object_field_id.name,
+                 self.default_value or '\'\'')
+
+    # compute the dynamic content for mako expression
+    @api.multi
+    def _compute_dynamic_content(self):
+        MailTemplates = self.env["mail.template"]
+        for appendix in self:
+            lang = (
+                appendix.agreement_id
+                and appendix.agreement_id.partner_id.lang
+                or "en_US"
+            )
+            content = MailTemplates.with_context(lang=lang)._render_template(
+                appendix.content, "agreement.appendix", appendix.id
+            )
+            appendix.dynamic_content = content