From 58375bc87a189c915d12ad93d202462427e239ac Mon Sep 17 00:00:00 2001
From: vaxerski <43317083+vaxerski@users.noreply.github.com>
Date: Sun, 16 Oct 2022 22:23:10 +0100
Subject: [PATCH] Add support for rgba() and rgb() colors in the config

---
 src/config/ConfigManager.cpp | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/src/config/ConfigManager.cpp b/src/config/ConfigManager.cpp
index 738abcb0..8c015675 100644
--- a/src/config/ConfigManager.cpp
+++ b/src/config/ConfigManager.cpp
@@ -311,6 +311,31 @@ void CConfigManager::configSetValueSafe(const std::string& COMMAND, const std::s
                 // Values with 0x are hex
                 const auto VALUEWITHOUTHEX = VALUE.substr(2);
                 CONFIGENTRY->intValue = stol(VALUEWITHOUTHEX, nullptr, 16);
+            } else if (VALUE.find("rgba(") == 0 && VALUE.find(")") == VALUE.length() - 1) {
+                const auto VALUEWITHOUTFUNC = VALUE.substr(5, VALUE.length() - 6);
+
+                if (removeBeginEndSpacesTabs(VALUEWITHOUTFUNC).length() != 8) {
+                    Debug::log(WARN, "invalid length %i for rgba", VALUEWITHOUTFUNC.length());
+                    parseError = "rgba() expects length of 8 characters (4 bytes)";
+                    return;
+                }
+
+                const auto RGBA = std::stol(VALUEWITHOUTFUNC, nullptr, 16);
+
+                // now we need to RGBA -> ARGB. The config holds ARGB only.
+                CONFIGENTRY->intValue = (RGBA >> 8) + 0x1000000 * (RGBA & 0xFF);
+            } else if (VALUE.find("rgb(") == 0 && VALUE.find(")") == VALUE.length() - 1) {
+                const auto VALUEWITHOUTFUNC = VALUE.substr(4, VALUE.length() - 5);
+
+                if (removeBeginEndSpacesTabs(VALUEWITHOUTFUNC).length() != 6) {
+                    Debug::log(WARN, "invalid length %i for rgb", VALUEWITHOUTFUNC.length());
+                    parseError = "rgb() expects length of 6 characters (3 bytes)";
+                    return;
+                }
+
+                const auto RGB = std::stol(VALUEWITHOUTFUNC, nullptr, 16);
+
+                CONFIGENTRY->intValue = RGB + 0xFF000000; // 0xFF for opaque
             } else if (VALUE.find("true") == 0 || VALUE.find("on") == 0 || VALUE.find("yes") == 0) {
                 CONFIGENTRY->intValue = 1;
             } else if (VALUE.find("false") == 0 || VALUE.find("off") == 0 || VALUE.find("no") == 0) {