[TextServer] Add ICU Unicode security and spoofing detection.

4 files changed, 32 insertions, 0 deletions

diff --git a/servers/text/text_server_extension.cpp b/servers/text/text_server_extension.cpp
index c2387be80d..59310ab69b 100644
--- a/servers/text/text_server_extension.cpp
+++ b/servers/text/text_server_extension.cpp
@@ -301,6 +301,9 @@ void TextServerExtension::_bind_methods() {
 
 	GDVIRTUAL_BIND(string_get_word_breaks, "string", "language");
 
+	GDVIRTUAL_BIND(is_confusable, "string", "dict");
+	GDVIRTUAL_BIND(spoof_check, "string");
+
 	GDVIRTUAL_BIND(string_to_upper, "string", "language");
 	GDVIRTUAL_BIND(string_to_lower, "string", "language");
 
@@ -1547,6 +1550,22 @@ PackedInt32Array TextServerExtension::string_get_word_breaks(const String &p_str
 	return PackedInt32Array();
 }
 
+int TextServerExtension::is_confusable(const String &p_string, const PackedStringArray &p_dict) const {
+	int ret;
+	if (GDVIRTUAL_CALL(is_confusable, p_string, p_dict, ret)) {
+		return ret;
+	}
+	return TextServer::is_confusable(p_string, p_dict);
+}
+
+bool TextServerExtension::spoof_check(const String &p_string) const {
+	bool ret;
+	if (GDVIRTUAL_CALL(spoof_check, p_string, ret)) {
+		return ret;
+	}
+	return TextServer::spoof_check(p_string);
+}
+
 TextServerExtension::TextServerExtension() {
 	//NOP
 }
diff --git a/servers/text/text_server_extension.h b/servers/text/text_server_extension.h
index 3814e2ad88..81af1b60e5 100644
--- a/servers/text/text_server_extension.h
+++ b/servers/text/text_server_extension.h
@@ -507,6 +507,11 @@ public:
 	Array parse_structured_text(StructuredTextParser p_parser_type, const Array &p_args, const String &p_text) const;
 	GDVIRTUAL3RC(Array, parse_structured_text, StructuredTextParser, const Array &, const String &);
 
+	virtual int is_confusable(const String &p_string, const PackedStringArray &p_dict) const override;
+	virtual bool spoof_check(const String &p_string) const override;
+	GDVIRTUAL2RC(int, is_confusable, const String &, const PackedStringArray &);
+	GDVIRTUAL1RC(bool, spoof_check, const String &);
+
 	TextServerExtension();
 	~TextServerExtension();
 };
diff --git a/servers/text_server.cpp b/servers/text_server.cpp
index 1ea05795f1..fd63a7b99d 100644
--- a/servers/text_server.cpp
+++ b/servers/text_server.cpp
@@ -446,6 +446,9 @@ void TextServer::_bind_methods() {
 
 	ClassDB::bind_method(D_METHOD("string_get_word_breaks", "string", "language"), &TextServer::string_get_word_breaks, DEFVAL(""));
 
+	ClassDB::bind_method(D_METHOD("is_confusable", "string", "dict"), &TextServer::is_confusable);
+	ClassDB::bind_method(D_METHOD("spoof_check", "string"), &TextServer::spoof_check);
+
 	ClassDB::bind_method(D_METHOD("strip_diacritics", "string"), &TextServer::strip_diacritics);
 	ClassDB::bind_method(D_METHOD("is_valid_identifier", "string"), &TextServer::is_valid_identifier);
 
@@ -547,6 +550,7 @@ void TextServer::_bind_methods() {
 	BIND_ENUM_CONSTANT(FEATURE_CONTEXT_SENSITIVE_CASE_CONVERSION);
 	BIND_ENUM_CONSTANT(FEATURE_USE_SUPPORT_DATA);
 	BIND_ENUM_CONSTANT(FEATURE_UNICODE_IDENTIFIERS);
+	BIND_ENUM_CONSTANT(FEATURE_UNICODE_SECURITY);
 
 	/* FT Contour Point Types */
 	BIND_ENUM_CONSTANT(CONTOUR_CURVE_TAG_ON);
diff --git a/servers/text_server.h b/servers/text_server.h
index 0e57bcbb6c..5874b8f6e8 100644
--- a/servers/text_server.h
+++ b/servers/text_server.h
@@ -149,6 +149,7 @@ public:
 		FEATURE_CONTEXT_SENSITIVE_CASE_CONVERSION = 1 << 11,
 		FEATURE_USE_SUPPORT_DATA = 1 << 12,
 		FEATURE_UNICODE_IDENTIFIERS = 1 << 13,
+		FEATURE_UNICODE_SECURITY = 1 << 14,
 	};
 
 	enum ContourPointTag {
@@ -464,6 +465,9 @@ public:
 	// String functions.
 	virtual PackedInt32Array string_get_word_breaks(const String &p_string, const String &p_language = "") const = 0;
 
+	virtual int is_confusable(const String &p_string, const PackedStringArray &p_dict) const { return -1; };
+	virtual bool spoof_check(const String &p_string) const { return false; };
+
 	virtual String strip_diacritics(const String &p_string) const;
 	virtual bool is_valid_identifier(const String &p_string) const;