[IMP] Report: renamed 'render_doc' method as 'translate_doc' for better understanding and added it a 'lang_field' attribute to explicitely set the lang. Adapted report_invoice, report_saleorder, report_overdue and report_intrastatinvoice this way.

bzr revid: sle@openerp.com-20140408134953-vql9ft8cosoanixt

addons/account/views/report_invoice.xml

@@ -145,7 +145,7 @@
 <template id="report_invoice">
     <t t-call="report.html_container">
         <t t-foreach="doc_ids" t-as="doc_id">
-            <t t-raw="render_doc(doc_id, doc_model, 'account.report_invoice_document')"/>
+            <t t-raw="translate_doc(doc_id, doc_model, 'partner_id.lang', 'account.report_invoice_document')"/>
         </t>
     </t>
 </template>

addons/account/views/report_overdue.xml

@@ -110,7 +110,7 @@
 <template id="report_overdue">
     <t t-call="report.html_container">
         <t t-foreach="doc_ids" t-as="doc_id">
-            <t t-raw="render_doc(doc_id, doc_model, 'account.report_overdue_document')"/>
+            <t t-raw="translate_doc(doc_id, doc_model, 'lang', 'account.report_overdue_document')"/>
         </t>
     </t>
 </template>

addons/report/models/report.py

@@ -23,6 +23,7 @@ from openerp.osv import osv
 from openerp.tools import config
 from openerp.tools.translate import _
 from openerp.addons.web.http import request
+from openerp.tools.safe_eval import safe_eval as eval
 
 import os
 import time
@@ -103,17 +104,17 @@ class Report(osv.Model):
 
         view_obj = self.pool['ir.ui.view']
 
-        def render_doc(doc_id, model, template):
-            """Helper used when a report should be translated into the associated
-            partner's lang.
+        def translate_doc(doc_id, model, lang_field, template):
+            """Helper used when a report should be translated into a specific lang.
 
             <t t-foreach="doc_ids" t-as="doc_id">
-                <t t-raw="render_doc(doc_id, doc_model, 'module.templatetocall')"/>
+            <t t-raw="translate_doc(doc_id, doc_model, 'partner_id.lang', account.report_invoice_document')"/>
             </t>
 
             :param doc_id: id of the record to translate
             :param model: model of the record to translate
-            :param template: name of the template to translate into the partner's lang
+            :param lang_field': field of the record containing the lang
+            :param template: name of the template to translate into the lang_field
             """
             ctx = context.copy()
             doc = self.pool[model].browse(cr, uid, doc_id, context=ctx)
@@ -122,14 +123,8 @@ class Report(osv.Model):
             if ctx.get('translatable') is True:
                 qcontext['o'] = doc
             else:
-                # Guessing the lang we want to translate the doc into
-                newlang = None
-                if doc._model._all_columns.get('partner_id'):
-                    newlang = doc.partner_id.lang
-                elif doc._model._all_columns.get('lang'):
-                    newlang = doc.lang
-                if newlang:
-                    ctx['lang'] = newlang
+                # Reach the lang we want to translate the doc into
+                ctx['lang'] = eval('doc.%s' % lang_field, {'doc': doc})
                 qcontext['o'] = self.pool[model].browse(cr, uid, doc_id, context=ctx)
             return view_obj.render(cr, uid, template, qcontext, context=ctx)
 
@@ -139,7 +134,7 @@ class Report(osv.Model):
             website = request.website
         values.update({
             'time': time,
-            'render_doc': render_doc,
+            'translate_doc': translate_doc,
             'editable': True,  # Will active inherit_branding
             'user': user,
             'res_company': user.company_id,

addons/report_intrastat/views/report_intrastatinvoice.xml

@@ -141,7 +141,7 @@
 <template id="report_intrastatinvoice">
     <t t-call="report.html_container">
         <t t-foreach="doc_ids" t-as="doc_id">
-            <t t-raw="render_doc(doc_id, doc_model, 'report_intrastat.report_intrastatinvoice_document')"/>
+            <t t-raw="translate_doc(doc_id, doc_model, 'partner_id.lang', 'report_intrastat.report_intrastatinvoice_document')"/>
         </t>
     </t>
 </template>

addons/sale/views/report_saleorder.xml

@@ -1,9 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <openerp>
 <data>
-<template id="report_saleorder">
-    <t t-call="report.html_container">
-        <t t-foreach="docs" t-as="o">
+<template id="report_saleorder_document">
     <t t-call="report.external_layout">
         <div class="page">
             <div class="oe_structure"/>
@@ -126,6 +124,12 @@
             <div class="oe_structure"/>
         </div>
     </t>
+</template>
+
+<template id="report_saleorder">
+    <t t-call="report.html_container">
+        <t t-foreach="doc_ids" t-as="doc_id">
+            <t t-raw="translate_doc(doc_id, doc_model, 'partner_id.lang', 'sale.report_saleorder_document')"/>
         </t>
     </t>
 </template>