Initial import from Docker volume

ir/calendar_.py

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+# This file is part of Tryton.  The COPYRIGHT file at the top level of
+# this repository contains the full copyright notices and license terms.
+
+from trytond.cache import Cache
+from trytond.model import ModelSQL, Unique, fields
+from trytond.rpc import RPC
+from trytond.transaction import Transaction
+
+
+class _Calendar(ModelSQL):
+    _order_name = 'index'
+    index = fields.Integer("Index", required=True)
+    name = fields.Char("Name", required=True, translate=True)
+    abbreviation = fields.Char("Abbreviation", required=True, translate=True)
+
+    @classmethod
+    def __setup__(cls):
+        super().__setup__()
+        t = cls.__table__()
+        cls.__rpc__.update({
+                'read': RPC(),
+                'search': RPC(),
+                'search_count': RPC(),
+                'search_read': RPC(),
+                })
+        cls.index.domain = [
+            ('index', '>=', cls._min_index),
+            ('index', '<=', cls._max_index),
+            ]
+        cls._order = [('index', 'ASC')]
+        cls._sql_constraints = [
+            ('index_unique', Unique(t, t.index),
+                "The index must by unique.")
+            ]
+
+    @classmethod
+    def locale(cls, language=None, field='name'):
+        transaction = Transaction()
+        if language is None:
+            language = transaction.language
+        elif isinstance(language, ModelSQL):
+            language = language.code
+        key = (language, field)
+        result = cls._cache_locale.get(key)
+        if not result:
+            with transaction.set_context(language=language):
+                records = cls.search([])
+            result = [None] * cls._min_index
+            result += [getattr(r, field) for r in records]
+            cls._cache_locale.set(key, result)
+        return result
+
+
+class Month(_Calendar):
+    "Month"
+    __name__ = 'ir.calendar.month'
+    _min_index = 1
+    _max_index = 12
+    _cache_locale = Cache('ir.calendar.month')
+
+
+class Day(_Calendar):
+    "Day"
+    __name__ = 'ir.calendar.day'
+    _min_index = 0
+    _max_index = 6
+    _cache_locale = Cache('ir.calendar.day')