feat: add extractor for custom fields in fixtures

frappe/gettext/extractors/custom_fields.py

@@ -0,0 +1,66 @@
+import json
+
+EXCLUDE_SELECT_OPTIONS = [
+	"naming_series",
+	"number_format",
+	"float_precision",
+	"currency_precision",
+	"minimum_password_score",
+]
+
+def extract(fileobj, *args, **kwargs):
+	"""
+	Extract messages from DocType JSON files. To be used to babel extractor
+	:param fileobj: the file-like object the messages should be extracted from
+	:rtype: `iterator`
+	"""
+	data = json.load(fileobj)
+	
+	if not isinstance(data, list):
+		return
+
+	messages = []
+	fields = data
+
+	for field in fields:
+		print(field)
+		fieldtype = field.get("fieldtype")
+		fieldname = field.get("fieldname")
+		label = field.get("label")
+		doctype = field.get("dt")
+
+		if label:
+			messages.append((label, f"Label of a {fieldtype} Custom Field in DocType '{doctype}'"))
+			_label = label
+		else:
+			_label = fieldname
+
+		if description := field.get("description"):
+			messages.append(
+				(description, f"Description of the '{_label}' ({fieldtype}) Custom Field in DocType '{doctype}'")
+			)
+
+		if message := field.get("options"):
+			if fieldtype == "Select":
+				if fieldname in EXCLUDE_SELECT_OPTIONS:
+					continue
+
+				select_options = [option for option in message.split("\n") if option and not option.isdigit()]
+
+				if select_options and "icon" in select_options[0]:
+					continue
+
+				messages.extend(
+					(
+						option,
+						f"Option for the '{_label}' ({fieldtype}) Custom Field in DocType '{doctype}'",
+					)
+					for option in select_options
+				)
+			elif fieldtype == "HTML":
+				messages.append(
+					(message, f"Content of the '{_label}' ({fieldtype}) Custom Field in DocType '{doctype}'")
+				)
+
+	# By using "pgettext" as the function name we can supply the doctype as context
+	yield from ((None, "pgettext", (doctype, message), [comment]) for message, comment in messages)