Add currency2text support

.docker_files/requirements.txt

@@ -1,4 +1,5 @@
 git+https://github.com/numigi/aeroolib@master
+git+https://github.com/aeroo/currency2text@master
 babel==2.5.3
 Genshi==0.7.5
 freezegun==0.3.10

report_aeroo/__manifest__.py

@@ -13,7 +13,7 @@
     'website': 'https://bit.ly/numigi-com',
     'depends': ['mail'],
     'external_dependencies': {
-        'python': ['aeroolib', 'babel', 'genshi'],
+        'python': ['aeroolib', 'babel', 'currency2text', 'genshi'],
     },
     'data': [
         "security/security.xml",

report_aeroo/extra_functions.py

@@ -10,6 +10,7 @@
 import logging
 import time
 from babel.core import localedata
+from currency2text import supported_language
 from datetime import datetime, date, timedelta
 from html2text import html2text
 from io import BytesIO
@@ -72,6 +73,23 @@
     return decorator
 
 
+@aeroo_util("currency_to_text")
+def currency_to_text(report, sum, currency = None, language = None):
+    lang = report._context.get("lang") or "en_US"
+    s_lang = supported_language.get(language or lang)
+    context = report._context
+    currency = currency or context.get("currency")
+    if currency is None:
+        raise ValidationError(
+            _(
+                "The function `currency_to_text` can not be evaluated without a currency. "
+                "You must either define a currency in the field `Currency Evaluation` of the "
+                "Aeroo report or call the function with a currency explicitely."
+            )
+        )
+    return str(s_lang.currency_to_text(sum, currency), "UTF-8")
+
+
 @aeroo_util("format_hours")
 def format_hours(report, value):
     hours = str(int(abs(value) // 1))