pluralize slavic languages

welpo · Feb 14, 2024 · 3fe4ca5 · 3fe4ca5
1 parent 9f51ef5
commit 3fe4ca5
Showing 1 changed file with 18 additions and 1 deletion.
diff --git a/templates/macros/translate.html b/templates/macros/translate.html
@@ -1,6 +1,7 @@
 {% macro translate(key, number=-1, language_strings="", default="") %}
-    {%- set key_prefix = "" -%}
+    {%- set slavic_plural_languages = ["uk", "be", "bs", "hr", "ru", "sr"] -%}
 
+    {%- set key_prefix = "" -%}
     {#- `zero_` and `one_` are common cases. We handle "many" (plural) later, after language-specific pluralization -#}
     {%- if number == 0 -%}
         {%- set key_prefix = "zero_" -%}
@@ -10,6 +11,7 @@
 
     {#- Pluralization -#}
     {%- if number != -1 and key_prefix == "" -%}
+        {#- Arabic -#}
         {%- if lang == "ar" -%}
             {%- set modulo = number % 100 -%}
             {%- if number == 2 -%}
@@ -19,6 +21,21 @@
             {%- else -%}
                 {%- set key_prefix = "many_" -%}
             {%- endif -%}
+        {#- Slavic languages like Russian or Ukrainian -#}
+        {%- elif lang in slavic_plural_languages -%}
+            {%- set modulo10 = number % 10 -%}
+            {%- set modulo100 = number % 100 -%}
+            {%- if modulo10 == 1 and modulo100 != 11 -%}
+                {%- set key_prefix = "one_" -%}
+            {%- elif modulo10 >= 2 and modulo10 <= 4 and not modulo100 >= 12 and not modulo100 <= 14 -%}
+                {%- if modulo100 < 12 or modulo100 > 14 -%}
+                    {%- set key_prefix = "few_" -%}
+                {%- else -%}
+                    {%- set key_prefix = "many_" -%}
+                {%- endif -%}
+            {%- else -%}
+                {%- set key_prefix = "many_" -%}
+            {%- endif -%}
         {%- else -%}
             {#- Default pluralization -#}
             {#- Zero and one are already handled -#}