Chore: Tidy condition in OnEntityLoad()

src/common/utils.cpp

@@ -926,14 +926,32 @@ std::unique_ptr<FILE> utils::openFile(std::string const& path, std::string const
     return std::unique_ptr<FILE>(fopen(path.c_str(), mode.c_str()));
 }
 
+auto utils::isPrintableASCII(unsigned char ch, ASCIIMode mode) -> bool
+{
+    if (mode == ASCIIMode::IncludeSpace)
+    {
+        return ch >= 0x20 && ch < 0x7F;
+    }
+    else // ASCIIMode::ExcludeSpace
+    {
+        return ch > 0x20 && ch < 0x7F;
+    }
+}
+
+auto utils::isStringPrintable(const std::string& str, ASCIIMode mode) -> bool
+{
+    // clang-format off
+    return std::all_of(str.begin(), str.end(), [mode](unsigned char ch) { return isPrintableASCII(ch, mode); });
+    // clang-format on
+}
+
 std::string utils::toASCII(std::string const& target, unsigned char replacement)
 {
     std::string out;
     out.reserve(target.size());
     for (unsigned char ch : target)
     {
-        bool isLetter = ch >= 0x20 && ch < 0x7F;
-        out += isLetter ? ch : replacement;
+        out += isPrintableASCII(ch, ASCIIMode::IncludeSpace) ? ch : replacement;
     }
     return out;
 }

src/common/utils.h

@@ -139,6 +139,15 @@ std::set<std::filesystem::path> sorted_directory_iterator(std::string path_name)
 namespace utils
 {
     auto openFile(std::string const& path, std::string const& mode) -> std::unique_ptr<FILE>;
+
+    enum class ASCIIMode
+    {
+        IncludeSpace,
+        ExcludeSpace,
+    };
+
+    auto isPrintableASCII(unsigned char ch, ASCIIMode mode) -> bool;
+    auto isStringPrintable(const std::string& str, ASCIIMode mode) -> bool;
     auto toASCII(std::string const& target, unsigned char replacement = '\0') -> std::string;
 } // namespace utils
 

src/map/lua/luautils.cpp

@@ -831,28 +831,14 @@ namespace luautils
         std::string filename;
         if (PEntity->objtype == TYPE_NPC)
         {
-            // clang-format off
-            auto isNamePrintable = [](const std::string& name)
-            {
-                // Match non-printable ASCII
-                for (const char& c : name)
-                {
-                    if ((c >= 0 && c <= 0x20) || c >= 0x7F)
-                    {
-                        return false;
-                    }
-                }
-                return true;
-            };
-            // clang-format on
-
             // Don't bother even trying to load the script if the NPC name is non printable,
             // and therefore impossible for a filesystem to load.
             // TODO: Change name to "0x%X" instead so non-printables could get a script?
-            if (!isNamePrintable(PEntity->getName()))
+            if (!utils::isPrintableString(PEntity->getName(), ASCIIMode::ExcludeSpace))
             {
                 return;
             }
+
             std::string zone_name = PEntity->loc.zone->getName();
             std::string npc_name  = PEntity->getName();
             filename              = fmt::format("./scripts/zones/{}/npcs/{}.lua", zone_name, npc_name);