web preview field fix + variable mismatch update

home/models.py

@@ -865,6 +865,26 @@ def clean(self):
         # The variable check is only for templates
         if self.is_whatsapp_template and len(self.whatsapp_body.raw_data) > 0:
             whatsapp_message = self.whatsapp_body.raw_data[0]["value"]["message"]
+
+            right_mismatch = re.findall(r"(?<!\{){[^{}]*}\}", whatsapp_message)
+            left_mismatch = re.findall(r"\{{[^{}]*}(?!\})", whatsapp_message)
+            mismatches = right_mismatch + left_mismatch
+
+            if mismatches:
+                errors.setdefault("whatsapp_body", []).append(
+                    StreamBlockValidationError(
+                        {
+                            0: StreamBlockValidationError(
+                                {
+                                    "message": ValidationError(
+                                        f"Please provide variables with matching braces. You provided {mismatches}."
+                                    )
+                                }
+                            )
+                        }
+                    )
+                )
+
             vars_in_msg = re.findall(r"{{(.*?)}}", whatsapp_message)
             non_digit_variables = [var for var in vars_in_msg if not var.isdecimal()]
 

home/templates/home/content_page.html

@@ -6,11 +6,7 @@
 
 {% block content %}
     <h1>{{ page.title }}</h1>
-    <p class="meta">{{ page.date }}</p>
-
-    <div class="intro">{{ page.intro }}</div>
-
-
+    <h2>{{ page.subtitle }}</h2>
     {% include_block page.body %}
 
 {% endblock %}

home/tests/test_models.py

@@ -277,7 +277,7 @@ def test_clean_text_valid_variables(self):
                         "WA Title",
                         [
                             WABlk(
-                                "{{2}}{{1}} {{foo}}",
+                                "{{2}}{{1}} {{foo}} {{mismatch1} {mismatch2}}",
                             )
                         ],
                     )