Add language configuration wizard

issue9172
review267031002

CHANGELOG

@@ -1,3 +1,4 @@
+* Add language configuration wizard
 * Allow copying attachments and notes to created records
 * Add link button on form
 * Support explicit delete and remove for saving and on_change xxx2Many

trytond/ir/__init__.py

@@ -71,6 +71,7 @@ def register():
         note.NoteRead,
         cron.Cron,
         lang.Lang,
+        lang.LangConfigStart,
         export.Export,
         export.ExportLine,
         rule.RuleGroup,
@@ -105,6 +106,7 @@ def register():
         module.ModuleConfigWizard,
         module.ModuleActivateUpgrade,
         module.ModuleConfig,
+        lang.LangConfig,
         module='ir', type_='wizard')
     Pool.register(
         model.ModelGraph,

trytond/ir/lang.py

@@ -8,18 +8,17 @@ from ast import literal_eval
 from sql import Table
 
 from ..model import ModelView, ModelSQL, DeactivableMixin, fields, Check
+from ..modules import create_graph, load_translations
 from ..cache import Cache
 from ..transaction import Transaction
 from ..pool import Pool
+from ..pyson import Eval
 from ..exceptions import UserError
 from ..i18n import gettext
+from ..wizard import Wizard, StateView, Button, StateTransition
 
 Transaction.cache_keys.add('translate_name')
 
-__all__ = [
-    'Lang',
-    ]
-
 
 class GroupingError(UserError):
     pass
@@ -43,7 +42,7 @@ class Lang(DeactivableMixin, ModelSQL, ModelView):
     name = fields.Char('Name', required=True, translate=True)
     code = fields.Char('Code', required=True,
         help="RFC 4646 tag: http://tools.ietf.org/html/rfc4646")
-    translatable = fields.Boolean('Translatable')
+    translatable = fields.Boolean('Translatable', readonly=True)
     parent = fields.Char("Parent Code", help="Code of the exceptional parent")
     direction = fields.Selection([
             ('ltr', 'Left-to-right'),
@@ -87,6 +86,12 @@ class Lang(DeactivableMixin, ModelSQL, ModelView):
                 Check(table, table.decimal_point != table.thousands_sep),
                 'decimal_point and thousands_sep must be different!'),
             ]
+        cls._buttons.update({
+                'load_translations': {},
+                'unload_translations': {
+                    'invisible': ~Eval('translatable', False),
+                    },
+                })
 
     @classmethod
     def search_rec_name(cls, name, clause):
@@ -186,6 +191,37 @@ class Lang(DeactivableMixin, ModelSQL, ModelView):
     def default_n_sep_by_space(cls):
         return False
 
+    @classmethod
+    @ModelView.button
+    def load_translations(cls, languages):
+        pool = Pool()
+        Module = pool.get('ir.module')
+        codes = set()
+        cls.write(languages, {'translatable': True})
+        for language in languages:
+            code = language.code
+            while code:
+                codes.add(code)
+                code = get_parent_language(code)
+        modules = Module.search([
+                    ('state', '=', 'activated'),
+                    ])
+        modules = [m.name for m in modules]
+        for node in create_graph(modules):
+            load_translations(pool, node, codes)
+
+    @classmethod
+    @ModelView.button
+    def unload_translations(cls, languages):
+        pool = Pool()
+        Translation = pool.get('ir.translation')
+        cls.write(languages, {'translatable': False})
+        languages = [l.code for l in languages]
+        Translation.delete(Translation.search([
+                    ('lang', 'in', languages),
+                    ('module', '!=', None),
+                    ]))
+
     @classmethod
     def validate(cls, languages):
         super(Lang, cls).validate(languages)
@@ -503,6 +539,42 @@ class Lang(DeactivableMixin, ModelSQL, ModelView):
         return value.strftime(format)
 
 
+class LangConfigStart(ModelView):
+    'Language Configuration Start'
+    __name__ = 'ir.lang.config.start'
+
+    languages = fields.Many2Many('ir.lang', None, None, "Languages")
+
+    @classmethod
+    def default_languages(cls):
+        pool = Pool()
+        Lang = pool.get('ir.lang')
+        return [x.id for x in Lang.search([('translatable', '=', True)])]
+
+
+class LangConfig(Wizard):
+    'Configure languages'
+    __name__ = 'ir.lang.config'
+
+    start = StateView('ir.lang.config.start',
+        'ir.lang_config_start_view_form', [
+            Button('Cancel', 'end', 'tryton-cancel'),
+            Button('Load', 'load', 'tryton-ok', default=True),
+            ])
+    load = StateTransition()
+
+    def transition_load(self):
+        pool = Pool()
+        Lang = pool.get('ir.lang')
+        Lang.load_translations(list(self.start.languages))
+        untranslated_languages = Lang.search([
+                ('id', 'not in', [l.id for l in self.start.languages]),
+                ('translatable', '=', True),
+                ])
+        Lang.unload_translations(untranslated_languages)
+        return 'end'
+
+
 def get_parent_language(code):
     if code not in _parents:
         # Use SQL because it is used by load_module_graph

trytond/ir/lang.xml

@@ -495,5 +495,34 @@ this repository contains the full copyright notices and license terms. -->
         </record>
         <menuitem name="Languages" parent="ir.menu_localization"
             action="act_lang_form" id="menu_lang_form"/>
+
+        <record model="ir.model.button" id="lang_load_translations_button">
+            <field name="name">load_translations</field>
+            <field name="string">Load translations</field>
+            <field name="model" search="[('model', '=', 'ir.lang')]"/>
+            <field name="confirm">Are you sure you want to load languages' translations?</field>
+        </record>
+        <record model="ir.model.button" id="lang_unload_translations_button">
+            <field name="name">unload_translations</field>
+            <field name="string">Unload translations</field>
+            <field name="confirm">Are you sure you want to remove languages' translations?</field>
+            <field name="model" search="[('model', '=', 'ir.lang')]"/>
+        </record>
+
+        <record model="ir.ui.view" id="lang_config_start_view_form">
+            <field name="model">ir.lang.config.start</field>
+            <field name="type">form</field>
+            <field name="name">lang_config_start_form</field>
+        </record>
+
+        <record model="ir.action.wizard" id="act_lang_config">
+            <field name="name">Configure Languages</field>
+            <field name="wiz_name">ir.lang.config</field>
+            <field name="window" eval="True"/>
+        </record>
+
+        <record model="ir.module.config_wizard.item" id="config_wizard_item_lang">
+            <field name="action" ref="act_lang_config"/>
+        </record>
     </data>
 </tryton>

trytond/ir/view/lang_config_start_form.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0"?>
+<!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
+this repository contains the full copyright notices and license terms. -->
+<form col="2">
+    <image name="tryton-info" xexpand="0" xfill="0"/>
+    <label string="You can now load aditional translations to the system."
+        id="load" yalign="0.0" xalign="0.0" xexpand="1"/>
+    <field name="languages" colspan="2" widget="multiselection"/>
+</form>

trytond/ir/view/lang_form.xml

@@ -55,4 +55,8 @@ this repository contains the full copyright notices and license terms. -->
     <field name="p_sep_by_space"/>
     <label name="n_sep_by_space"/>
     <field name="n_sep_by_space"/>
+    <group id="buttons" colspan="6" col="-1">
+        <button name="load_translations" icon="tryton-launch"/>
+        <button name="unload_translations" icon="tryton-launch"/>
+    </group>
 </form>

trytond/ir/view/lang_list.xml

@@ -1,9 +1,10 @@
 <?xml version="1.0"?>
 <!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
 this repository contains the full copyright notices and license terms. -->
-<tree editable="1">
+<tree>
     <field name="name" expand="1"/>
     <field name="code"/>
     <field name="direction"/>
     <field name="translatable"/>
+    <button name="load_translations"/>
 </tree>

trytond/modules/__init__.py

@@ -166,6 +166,26 @@ def is_module_to_install(module, update):
     return False
 
 
+def load_translations(pool, node, languages):
+    module = node.name
+    localedir = '%s/%s' % (node.info['directory'], 'locale')
+    lang2filenames = defaultdict(list)
+    for filename in itertools.chain(
+            iglob('%s/*.po' % localedir),
+            iglob('%s/override/*.po' % localedir)):
+        filename = filename.replace('/', os.sep)
+        lang = os.path.splitext(os.path.basename(filename))[0]
+        if lang not in languages:
+            continue
+        lang2filenames[lang].append(filename)
+    base_path_position = len(node.info['directory']) + 1
+    for language, files in lang2filenames.items():
+        filenames = [f[base_path_position:] for f in files]
+        logger.info('%s:loading %s', module, ','.join(filenames))
+        Translation = pool.get('ir.translation')
+        Translation.translation_import(language, module, files)
+
+
 def load_module_graph(graph, pool, update=None, lang=None):
     from trytond.ir.lang import get_parent_language
 
@@ -233,22 +253,7 @@ def load_module_graph(graph, pool, update=None, lang=None):
 
                 modules_todo.append((module, list(tryton_parser.to_delete)))
 
-                localedir = '%s/%s' % (node.info['directory'], 'locale')
-                lang2filenames = defaultdict(list)
-                for filename in itertools.chain(
-                        iglob('%s/*.po' % localedir),
-                        iglob('%s/override/*.po' % localedir)):
-                    filename = filename.replace('/', os.sep)
-                    lang2 = os.path.splitext(os.path.basename(filename))[0]
-                    if lang2 not in lang:
-                        continue
-                    lang2filenames[lang2].append(filename)
-                base_path_position = len(node.info['directory']) + 1
-                for language, files in lang2filenames.items():
-                    filenames = [f[base_path_position:] for f in files]
-                    logger.info('%s:loading %s', module, ','.join(filenames))
-                    Translation = pool.get('ir.translation')
-                    Translation.translation_import(language, module, files)
+                load_translations(pool, node, lang)
 
                 if package_state == 'to remove':
                     continue

trytond/res/ir.xml

@@ -560,6 +560,10 @@ this repository contains the full copyright notices and license terms. -->
             <field name="action" ref="ir.act_translation_export"/>
             <field name="group" ref="group_admin"/>
         </record>
+        <record model="ir.action-res.group" id="act_lang_config">
+            <field name="action" ref="ir.act_lang_config"/>
+            <field name="group" ref="group_admin"/>
+        </record>
 
         <record model="ir.ui.menu-res.group" id="menu_administration_group_admin">
             <field name="menu" ref="ir.menu_administration"/>