Merge pull request #287 from Deep-Chill/issue-277

Enable all currencies supported by Stripe (#277)

saas/forms.py

@@ -40,7 +40,7 @@
 from . import settings
 from .compat import gettext_lazy as _
 from .models import AdvanceDiscount, Plan, Subscription
-from .utils import get_organization_model
+from .utils import get_organization_model, CurrencyDataLoader
 
 #pylint: disable=no-member
 
@@ -260,8 +260,7 @@ class PlanForm(forms.ModelForm):
         (slugify(choice[1]), choice[1]) for choice in Plan.INTERVAL_CHOICES])
     renewal_type = forms.ChoiceField(choices=[
         (slugify(choice[1]), choice[1]) for choice in Plan.RENEWAL_CHOICES])
-    unit = forms.ChoiceField(choices=(
-        ('usd', 'usd'), ('cad', 'cad'), ('eur', 'eur')))
+    unit = forms.ChoiceField(choices=CurrencyDataLoader.get_currency_choices())
     period_amount = forms.DecimalField(max_digits=7, decimal_places=2)
     advance_discount_type = forms.ChoiceField(choices=[
         (slugify(choice[1]), choice[1])

saas/humanize.py

@@ -28,6 +28,7 @@
 
 from . import settings
 from .compat import gettext_lazy as _
+from .utils import CurrencyDataLoader
 
 # prevents an import loop with models.py
 HOURLY = 1
@@ -190,12 +191,10 @@ def as_money(value, currency=settings.DEFAULT_UNIT, negative_format="(%s)"):
             negative = True
             currency = currency[1:]
         currency = currency.lower()
-        if currency in ['usd', 'cad']:
-            unit_prefix = '$'
-            if currency != 'usd':
-                unit_suffix = ' %s' % currency
-        elif currency in ['eur']:
-            unit_prefix = '\u20ac'
+        currency_symbol = CurrencyDataLoader.get_currency_symbols(currency) if currency \
+            else None
+        if currency_symbol:
+            unit_prefix = currency_symbol
         else:
             unit_suffix = ' %s' % currency
     grouped = ""

saas/settings.py

@@ -220,3 +220,7 @@
 CONTRIBUTOR = _SETTINGS.get('CONTRIBUTOR')
 MANAGER = _SETTINGS.get('MANAGER')
 PROFILE_URL_KWARG = _SETTINGS.get('PROFILE_URL_KWARG')
+
+CURRENCY_JSON_PATH = os.path.join(
+    settings.BASE_DIR, 'saas',
+    'static', 'data', 'currencies.json')

saas/static/data/currencies.json

@@ -0,0 +1,139 @@
+[
+  {"cc":"USD","symbol":"$","name":"United States dollar"},
+  {"cc":"CAD","symbol":"$","name":"Canadian dollar"},
+  {"cc":"EUR","symbol":"\u20ac","name":"European Euro"},
+  {"cc":"AED","symbol":"\u062f.\u0625;","name":"UAE dirham"},
+  {"cc":"AFN","symbol":"Afs","name":"Afghan afghani"},
+  {"cc":"ALL","symbol":"L","name":"Albanian lek"},
+  {"cc":"AMD","symbol":"AMD","name":"Armenian dram"},
+  {"cc":"ANG","symbol":"NA\u0192","name":"Netherlands Antillean gulden"},
+  {"cc":"AOA","symbol":"Kz","name":"Angolan kwanza"},
+  {"cc":"ARS","symbol":"$","name":"Argentine peso"},
+  {"cc":"AUD","symbol":"$","name":"Australian dollar"},
+  {"cc":"AWG","symbol":"\u0192","name":"Aruban florin"},
+  {"cc":"AZN","symbol":"AZN","name":"Azerbaijani manat"},
+  {"cc":"BAM","symbol":"KM","name":"Bosnia and Herzegovina konvertibilna marka"},
+  {"cc":"BBD","symbol":"Bds$","name":"Barbadian dollar"},
+  {"cc":"BDT","symbol":"\u09f3","name":"Bangladeshi taka"},
+  {"cc":"BGN","symbol":"BGN","name":"Bulgarian lev"},
+  {"cc":"BIF","symbol":"FBu","name":"Burundi franc"},
+  {"cc":"BMD","symbol":"BD$","name":"Bermudian dollar"},
+  {"cc":"BND","symbol":"B$","name":"Brunei dollar"},
+  {"cc":"BOB","symbol":"Bs.","name":"Bolivian boliviano"},
+  {"cc":"BRL","symbol":"R$","name":"Brazilian real"},
+  {"cc":"BSD","symbol":"B$","name":"Bahamian dollar"},
+  {"cc":"BTC","symbol":"\u20bf","name":"Bitcoin"},
+  {"cc":"BTN","symbol":"Nu.","name":"Bhutanese ngultrum"},
+  {"cc":"BWP","symbol":"P","name":"Botswana pula"},
+  {"cc":"BYN","symbol":"Br","name":"Belarusian ruble"},
+  {"cc":"BZD","symbol":"BZ$","name":"Belize dollar"},
+  {"cc":"CDF","symbol":"F","name":"Congolese franc"},
+  {"cc":"CHF","symbol":"Fr.","name":"Swiss franc"},
+  {"cc":"CLP","symbol":"$","name":"Chilean peso"},
+  {"cc":"CNY","symbol":"\u00a5","name":"Chinese/Yuan renminbi"},
+  {"cc":"COP","symbol":"Col$","name":"Colombian peso"},
+  {"cc":"CRC","symbol":"\u20a1","name":"Costa Rican colon"},
+  {"cc":"CVE","symbol":"Esc","name":"Cape Verdean escudo"},
+  {"cc":"CZK","symbol":"K\u010d","name":"Czech koruna"},
+  {"cc":"DJF","symbol":"Fdj","name":"Djiboutian franc"},
+  {"cc":"DKK","symbol":"Kr","name":"Danish krone"},
+  {"cc":"DOP","symbol":"RD$","name":"Dominican peso"},
+  {"cc":"DZD","symbol":"\u062f.\u062c","name":"Algerian dinar"},
+  {"cc":"EGP","symbol":"\u00a3","name":"Egyptian pound"},
+  {"cc":"ETB","symbol":"Br","name":"Ethiopian birr"},
+  {"cc":"FJD","symbol":"FJ$","name":"Fijian dollar"},
+  {"cc":"FKP","symbol":"\u00a3","name":"Falkland Islands pound"},
+  {"cc":"GBP","symbol":"\u00a3","name":"British pound"},
+  {"cc":"GEL","symbol":"GEL","name":"Georgian lari"},
+  {"cc":"GIP","symbol":"\u00a3","name":"Gibraltar pound"},
+  {"cc":"GMD","symbol":"D","name":"Gambian dalasi"},
+  {"cc":"GNF","symbol":"FG","name":"Guinean franc"},
+  {"cc":"GTQ","symbol":"Q","name":"Guatemalan quetzal"},
+  {"cc":"GYD","symbol":"GY$","name":"Guyanese dollar"},
+  {"cc":"HKD","symbol":"HK$","name":"Hong Kong dollar"},
+  {"cc":"HNL","symbol":"L","name":"Honduran lempira"},
+  {"cc":"HTG","symbol":"G","name":"Haitian gourde"},
+  {"cc":"HUF","symbol":"Ft","name":"Hungarian forint"},
+  {"cc":"IDR","symbol":"Rp","name":"Indonesian rupiah"},
+  {"cc":"ILS","symbol":"\u20aa","name":"Israeli new sheqel"},
+  {"cc":"INR","symbol":"\u20B9","name":"Indian rupee"},
+  {"cc":"ISK","symbol":"kr","name":"Icelandic kr\u00f3na"},
+  {"cc":"JMD","symbol":"J$","name":"Jamaican dollar"},
+  {"cc":"JPY","symbol":"\u00a5","name":"Japanese yen"},
+  {"cc":"KES","symbol":"KSh","name":"Kenyan shilling"},
+  {"cc":"KGS","symbol":"\u0441\u043e\u043c","name":"Kyrgyzstani som"},
+  {"cc":"KHR","symbol":"\u17db","name":"Cambodian riel"},
+  {"cc":"KMF","symbol":"KMF","name":"Comorian franc"},
+  {"cc":"KRW","symbol":"W","name":"South Korean won"},
+  {"cc":"KYD","symbol":"KY$","name":"Cayman Islands dollar"},
+  {"cc":"KZT","symbol":"T","name":"Kazakhstani tenge"},
+  {"cc":"LAK","symbol":"KN","name":"Lao kip"},
+  {"cc":"LBP","symbol":"\u00a3","name":"Lebanese lira"},
+  {"cc":"LKR","symbol":"Rs","name":"Sri Lankan rupee"},
+  {"cc":"LRD","symbol":"L$","name":"Liberian dollar"},
+  {"cc":"LSL","symbol":"M","name":"Lesotho loti"},
+  {"cc":"MAD","symbol":"MAD","name":"Moroccan dirham"},
+  {"cc":"MDL","symbol":"MDL","name":"Moldovan leu"},
+  {"cc":"MGA","symbol":"FMG","name":"Malagasy ariary"},
+  {"cc":"MKD","symbol":"MKD","name":"Macedonian denar"},
+  {"cc":"MMK","symbol":"K","name":"Myanma kyat"},
+  {"cc":"MNT","symbol":"\u20ae","name":"Mongolian tugrik"},
+  {"cc":"MOP","symbol":"P","name":"Macanese pataca"},
+  {"cc":"MRO","symbol":"UM","name":"Mauritanian ouguiya"},
+  {"cc":"MUR","symbol":"Rs","name":"Mauritian rupee"},
+  {"cc":"MVR","symbol":"Rf","name":"Maldivian rufiyaa"},
+  {"cc":"MWK","symbol":"MK","name":"Malawian kwacha"},
+  {"cc":"MXN","symbol":"$","name":"Mexican peso"},
+  {"cc":"MYR","symbol":"RM","name":"Malaysian ringgit"},
+  {"cc":"MZN","symbol":"MT","name":"Mozambican metical"},
+  {"cc":"NAD","symbol":"N$","name":"Namibian dollar"},
+  {"cc":"NGN","symbol":"\u20a6","name":"Nigerian naira"},
+  {"cc":"NIO","symbol":"C$","name":"Nicaraguan c\u00f3rdoba"},
+  {"cc":"NOK","symbol":"kr","name":"Norwegian krone"},
+  {"cc":"NPR","symbol":"NRs","name":"Nepalese rupee"},
+  {"cc":"NZD","symbol":"NZ$","name":"New Zealand dollar"},
+  {"cc":"PAB","symbol":"B./","name":"Panamanian balboa"},
+  {"cc":"PEN","symbol":"S/.","name":"Peruvian nuevo sol"},
+  {"cc":"PGK","symbol":"K","name":"Papua New Guinean kina"},
+  {"cc":"PHP","symbol":"\u20b1","name":"Philippine peso"},
+  {"cc":"PKR","symbol":"Rs.","name":"Pakistani rupee"},
+  {"cc":"PLN","symbol":"z\u0142","name":"Polish zloty"},
+  {"cc":"PYG","symbol":"\u20b2","name":"Paraguayan guarani"},
+  {"cc":"QAR","symbol":"QR","name":"Qatari riyal"},
+  {"cc":"RON","symbol":"L","name":"Romanian leu"},
+  {"cc":"RSD","symbol":"din.","name":"Serbian dinar"},
+  {"cc":"RUB","symbol":"\u20bd","name":"Russian ruble"},
+  {"cc":"RWF","symbol":"FRw","name":"Rwandan franc"},
+  {"cc":"SAR","symbol":"SR","name":"Saudi riyal"},
+  {"cc":"SBD","symbol":"SI$","name":"Solomon Islands dollar"},
+  {"cc":"SCR","symbol":"SR","name":"Seychellois rupee"},
+  {"cc":"SEK","symbol":"kr","name":"Swedish krona"},
+  {"cc":"SGD","symbol":"S$","name":"Singapore dollar"},
+  {"cc":"SHP","symbol":"\u00a3","name":"Saint Helena pound"},
+  {"cc":"SLE","symbol":"Le","name":"Sierra Leonean leone"},
+  {"cc":"SOS","symbol":"Sh.","name":"Somali shilling"},
+  {"cc":"SRD","symbol":"$","name":"Surinamese dollar"},
+  {"cc":"STD","symbol":"Db","name":"São Tomé and Príncipe dobra"},
+  {"cc":"SZL","symbol":"E","name":"Swazi lilangeni"},
+  {"cc":"THB","symbol":"\u0e3f","name":"Thai baht"},
+  {"cc":"TJS","symbol":"TJS","name":"Tajikistani somoni"},
+  {"cc":"TOP","symbol":"T$","name":"Tongan Pa'anga"},
+  {"cc":"TRY","symbol":"TRY","name":"Turkish new lira"},
+  {"cc":"TTD","symbol":"TT$","name":"Trinidad and Tobago dollar"},
+  {"cc":"TWD","symbol":"NT$","name":"New Taiwan dollar"},
+  {"cc":"TZS","symbol":"TZS","name":"Tanzanian shilling"},
+  {"cc":"UAH","symbol":"UAH","name":"Ukrainian hryvnia"},
+  {"cc":"UGX","symbol":"USh","name":"Ugandan shilling"},
+  {"cc":"UYU","symbol":"$U","name":"Uruguayan peso"},
+  {"cc":"UZS","symbol":"UZS","name":"Uzbekistani som"},
+  {"cc":"VND","symbol":"\u20ab","name":"Vietnamese dong"},
+  {"cc":"VUV","symbol":"VT","name":"Vanuatu vatu"},
+  {"cc":"WST","symbol":"WS$","name":"Samoan tala"},
+  {"cc":"XAF","symbol":"CFA","name":"Central African CFA franc"},
+  {"cc":"XCD","symbol":"EC$","name":"East Caribbean dollar"},
+  {"cc":"XOF","symbol":"CFA","name":"West African CFA franc"},
+  {"cc":"XPF","symbol":"F","name":"CFP franc"},
+  {"cc":"YER","symbol":"YER","name":"Yemeni rial"},
+  {"cc":"ZAR","symbol":"R","name":"South African rand"},
+  {"cc":"ZMW","symbol":"ZK","name":"Zambian kwacha"}
+]

saas/utils.py

@@ -22,7 +22,7 @@
 # OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
 # ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-import datetime, inspect, random, re, sys
+import datetime, inspect, random, re, sys, json
 
 from django.core.exceptions import NON_FIELD_ERRORS
 from django.core.files.storage import default_storage
@@ -38,6 +38,7 @@
 from pytz.tzinfo import DstTzInfo
 
 from .compat import get_model_class, gettext_lazy as _, import_string, six
+from . import settings
 
 
 class SlugTitleMixin(object):
@@ -402,3 +403,34 @@ def build_absolute_uri(request, location='/', provider=None, with_scheme=True):
     # If we don't have a `request` object, better to return a URL path
     # than throwing an error.
     return location
+
+class CurrencyDataLoader:
+    _currency_data = None
+
+    @classmethod
+    def load_currency_data(cls):
+        if cls._currency_data is None:
+            try:
+                with open(settings.CURRENCY_JSON_PATH, 'r') as file:
+                    currency_list = json.load(file)
+                    cls._currency_data = {currency['cc']:
+                                              currency for currency in currency_list}
+            except FileNotFoundError:
+                raise
+        return cls._currency_data
+
+    @classmethod
+    def get_currency_symbols(cls, currency_code):
+        data = cls.load_currency_data()
+        if data:
+            currency = data.get(currency_code.upper())
+            if currency:
+                return currency['symbol']
+        return None
+
+    @classmethod
+    def get_currency_choices(cls):
+        data = cls.load_currency_data()
+        if data:
+            return [(code.lower(), code.lower()) for code in data.keys()]
+        return []