From 8e476d49869db8f7d482dab2a20a8e6d3d25c4fc Mon Sep 17 00:00:00 2001
From: Andy Friedman <afriedman412@gmail.com>
Date: Thu, 19 Oct 2023 13:14:28 -0400
Subject: [PATCH] emails can now be translated instead of having an individual
 template for each language

---
 .gitignore                                                    | 2 ++
 .../templates/{invitation_mail.en.j2 => invitation_mail.j2}   | 2 ++
 ihatemoney/templates/translation_template.j2                  | 3 +++
 ihatemoney/utils.py                                           | 4 ++++
 ihatemoney/web.py                                             | 4 +++-
 5 files changed, 14 insertions(+), 1 deletion(-)
 rename ihatemoney/templates/{invitation_mail.en.j2 => invitation_mail.j2} (99%)
 create mode 100644 ihatemoney/templates/translation_template.j2

diff --git a/.gitignore b/.gitignore
index 1ec6964a..109ace2b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -18,3 +18,5 @@ ihatemoney/budget.db
 .python-version
 .coverage*
 prof
+*.ipynb
+*/.ipynb_checkpoints/
\ No newline at end of file
diff --git a/ihatemoney/templates/invitation_mail.en.j2 b/ihatemoney/templates/invitation_mail.j2
similarity index 99%
rename from ihatemoney/templates/invitation_mail.en.j2
rename to ihatemoney/templates/invitation_mail.j2
index bb38b9aa..c0ee55ff 100644
--- a/ihatemoney/templates/invitation_mail.en.j2
+++ b/ihatemoney/templates/invitation_mail.j2
@@ -1,3 +1,5 @@
+
+
 Hi,
 
 Someone using the email address {{ g.project.contact_email }} invited you to share your expenses for "{{ g.project.name }}".
diff --git a/ihatemoney/templates/translation_template.j2 b/ihatemoney/templates/translation_template.j2
new file mode 100644
index 00000000..55a5cc87
--- /dev/null
+++ b/ihatemoney/templates/translation_template.j2
@@ -0,0 +1,3 @@
+{% trans %}
+{{ untranslated_text }}
+{% endtrans %}
\ No newline at end of file
diff --git a/ihatemoney/utils.py b/ihatemoney/utils.py
index 281cdf51..99a586ae 100644
--- a/ihatemoney/utils.py
+++ b/ihatemoney/utils.py
@@ -430,6 +430,10 @@ def render_localized_template(template_name_prefix, **context):
     # render_template() supports a list of templates to try in order
     return render_template(templates, **context)
 
+def translate_template_text(text, **context):
+    """Passes `text` to a basic Jinja translation template. A generalizable solution for translating outgoing emails."""
+
+    return render_template("translation_template.j2", untranslated_text=text, **context)
 
 def format_form_errors(form, prefix):
     """Format all form errors into a single string, with a string prefix in
diff --git a/ihatemoney/web.py b/ihatemoney/web.py
index bbb19d3d..9221243a 100644
--- a/ihatemoney/web.py
+++ b/ihatemoney/web.py
@@ -68,6 +68,7 @@ from ihatemoney.utils import (
     list_of_dicts2csv,
     list_of_dicts2json,
     render_localized_template,
+    translate_template_text,
     send_email,
 )
 
@@ -601,7 +602,8 @@ def invite():
     if request.method == "POST":
         if form.validate():
             # send the email
-            message_body = render_localized_template("invitation_mail")
+            untranslated_body = render_template("invitation_mail.j2")
+            message_body = translate_template_text(untranslated_body)
             message_title = _(
                 "You have been invited to share your expenses for %(project)s",
                 project=g.project.name,