From bf1a40c168b415925dd74bee6be5e41adb79b185 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gilles=20Roudi=C3=A8re?= <gilles.roudiere@gmail.com>
Date: Tue, 11 Oct 2022 14:40:12 +0200
Subject: Make String.simplify_path keep the protocol identifier for urls

---
 core/string/ustring.cpp | 61 +++++++++++++++++++++++++++++--------------------
 1 file changed, 36 insertions(+), 25 deletions(-)

(limited to 'core/string')

diff --git a/core/string/ustring.cpp b/core/string/ustring.cpp
index 872c8357ae..671b06f0ed 100644
--- a/core/string/ustring.cpp
+++ b/core/string/ustring.cpp
@@ -3667,32 +3667,43 @@ bool String::is_network_share_path() const {
 String String::simplify_path() const {
 	String s = *this;
 	String drive;
-	if (s.begins_with("local://")) {
-		drive = "local://";
-		s = s.substr(8);
-	} else if (s.begins_with("res://")) {
-		drive = "res://";
-		s = s.substr(6);
-	} else if (s.begins_with("user://")) {
-		drive = "user://";
-		s = s.substr(7);
-	} else if (s.begins_with("uid://")) {
-		drive = "uid://";
-		s = s.substr(6);
-	} else if (is_network_share_path()) {
-		drive = s.substr(0, 2);
-		s = s.substr(2, s.length() - 2);
-	} else if (s.begins_with("/") || s.begins_with("\\")) {
-		drive = s.substr(0, 1);
-		s = s.substr(1, s.length() - 1);
-	} else {
-		int p = s.find(":/");
-		if (p == -1) {
-			p = s.find(":\\");
+
+	// Check if we have a special path (like res://) or a protocol identifier.
+	int p = s.find("://");
+	bool found = false;
+	if (p > 0) {
+		bool only_chars = true;
+		for (int i = 0; i < p; i++) {
+			if (!is_ascii_char(s[i])) {
+				only_chars = false;
+				break;
+			}
+		}
+		if (only_chars) {
+			found = true;
+			drive = s.substr(0, p + 3);
+			s = s.substr(p + 3);
 		}
-		if (p != -1 && p < s.find("/")) {
-			drive = s.substr(0, p + 2);
-			s = s.substr(p + 2);
+	}
+	if (!found) {
+		if (is_network_share_path()) {
+			// Network path, beginning with // or \\.
+			drive = s.substr(0, 2);
+			s = s.substr(2);
+		} else if (s.begins_with("/") || s.begins_with("\\")) {
+			// Absolute path.
+			drive = s.substr(0, 1);
+			s = s.substr(1);
+		} else {
+			// Windows-style drive path, like C:/ or C:\.
+			p = s.find(":/");
+			if (p == -1) {
+				p = s.find(":\\");
+			}
+			if (p != -1 && p < s.find("/")) {
+				drive = s.substr(0, p + 2);
+				s = s.substr(p + 2);
+			}
 		}
 	}
 
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