From a2117475da46895963d6c504eed5e1c2c5f96038 Mon Sep 17 00:00:00 2001
From: scorpion-26 <dev.scorpion26@gmail.com>
Date: Wed, 1 Nov 2023 00:22:32 +0100
Subject: [PATCH] Allow escaping strings in config

\n \\ and \t now will be translated to their escaped counterpart
---
 data/config    |  4 ++++
 src/Common.h   | 12 ++++++++++++
 src/Config.cpp |  6 ++++++
 3 files changed, 22 insertions(+)

diff --git a/data/config b/data/config
index 55ab8c0..222e6a1 100644
--- a/data/config
+++ b/data/config
@@ -6,6 +6,10 @@
 # - Before the variable
 # - After the ':'
 # - After the value
+#
+# String variables can be escaped ([Notation in config] -> "Result"):
+# - foo\\bar -> "foo<backspace>bar"
+# - foo\nbar -> "foo<newline>bar"
 
 # The following three options control the ordering of the widgets.
 # Reordering can cause slight margin inconsistencies,
diff --git a/src/Common.h b/src/Common.h
index 9dc41ab..e6a3531 100644
--- a/src/Common.h
+++ b/src/Common.h
@@ -150,6 +150,18 @@ namespace Utils
         }
         return "";
     }
+
+    inline void Replace(std::string& str, const std::string& string, const std::string& replacement)
+    {
+        size_t curPos = 0;
+        curPos = str.find(string);
+        while (curPos != std::string::npos)
+        {
+            str.replace(curPos, string.length(), replacement);
+            curPos += string.length();
+            curPos = str.find(string, curPos);
+        }
+    }
 }
 
 struct Process
diff --git a/src/Config.cpp b/src/Config.cpp
index 541c0cd..fa523d4 100644
--- a/src/Config.cpp
+++ b/src/Config.cpp
@@ -17,6 +17,12 @@ template<>
 void ApplyProperty<std::string>(std::string& propertyToSet, const std::string_view& value)
 {
     propertyToSet = value;
+
+    // Escape characters. This is a very hacky way to this, I know.
+    // TODO: Do something more efficient
+    Utils::Replace(propertyToSet, "\\n", "\n");
+    Utils::Replace(propertyToSet, "\\\\", "\\");
+    Utils::Replace(propertyToSet, "\\t", "\t");
 }
 
 template<>