Merge branch 'master' into jgrpp

# Conflicts:
#	src/articulated_vehicles.cpp
#	src/articulated_vehicles.h
#	src/base_media_base.h
#	src/base_media_func.h
#	src/build_vehicle_gui.cpp
#	src/dock_gui.cpp
#	src/main_gui.cpp
#	src/music_gui.cpp
#	src/network/network_chat_gui.cpp
#	src/network/network_content.cpp
#	src/newgrf.cpp
#	src/newgrf_roadstop.cpp
#	src/os/windows/string_uniscribe.h
#	src/os/windows/win32.cpp
#	src/rail_gui.cpp
#	src/road.cpp
#	src/road_gui.cpp
#	src/settings.cpp
#	src/settings_gui.cpp
#	src/smallmap_gui.cpp
#	src/strings.cpp
#	src/terraform_gui.cpp
#	src/tests/test_script_admin.cpp
#	src/tests/test_window_desc.cpp
#	src/timer/timer_game_calendar.h
#	src/vehicle.cpp
#	src/vehicle_base.h
#	src/viewport.cpp
#	src/widget_type.h
#	src/window.cpp
#	src/window_gui.h

src/os/windows/crashlog_win.cpp

@@ -866,7 +866,7 @@ static INT_PTR CALLBACK CrashDialogFunc(HWND wnd, UINT msg, WPARAM wParam, LPARA
 			/* Convert unix -> dos newlines because the edit box only supports that properly :( */
 			const char *unix_nl = CrashLogWindows::current->crashlog;
 			char *p = dos_nl;
-			WChar c;
+			char32_t c;
 			while ((c = Utf8Consume(&unix_nl)) && p < (dos_nl + dos_nl_length - 1) - 4) { // 4 is max number of bytes per character
 				if (c == '\n') p += Utf8Encode(p, '\r');
 				p += Utf8Encode(p, c);

src/os/windows/font_win32.cpp

@@ -276,7 +276,7 @@ void Win32FontCache::ClearFontCache()
 	return new_glyph.sprite;
 }
 
-/* virtual */ GlyphID Win32FontCache::MapCharToGlyph(WChar key)
+/* virtual */ GlyphID Win32FontCache::MapCharToGlyph(char32_t key)
 {
 	assert(IsPrintable(key));
 

src/os/windows/font_win32.h

@@ -33,7 +33,7 @@ public:
 	Win32FontCache(FontSize fs, const LOGFONT &logfont, int pixels);
 	~Win32FontCache();
 	void ClearFontCache() override;
-	GlyphID MapCharToGlyph(WChar key) override;
+	GlyphID MapCharToGlyph(char32_t key) override;
 	std::string GetFontName() override { return this->fontname; }
 	const void *GetOSHandle() override { return &this->logfont; }
 };

src/os/windows/string_uniscribe.cpp

@@ -111,7 +111,7 @@ public:
 		int CountRuns() const override { return (uint)this->size();  }
 		const VisualRun &GetVisualRun(int run) const override { return this->at(run);  }
 
-		int GetInternalCharLength(WChar c) const override
+		int GetInternalCharLength(char32_t c) const override
 		{
 			/* Uniscribe uses UTF-16 internally which means we need to account for surrogate pairs. */
 			return c >= 0x010000U ? 2 : 1;
@@ -537,7 +537,7 @@ const int *UniscribeParagraphLayout::UniscribeVisualRun::GetGlyphToCharMap() con
 	while (*s != '\0') {
 		size_t idx = s - string_base;
 
-		WChar c = Utf8Consume(&s);
+		char32_t c = Utf8Consume(&s);
 		if (c < 0x10000) {
 			utf16_str.push_back((wchar_t)c);
 		} else {

src/os/windows/string_uniscribe.h

@@ -29,22 +29,22 @@ public:
 	static const bool SUPPORTS_RTL = true;
 
 	/**
-	* Get the actual ParagraphLayout for the given buffer.
-	* @param buff The begin of the buffer.
-	* @param buff_end The location after the last element in the buffer.
-	* @param fontMapping THe mapping of the fonts.
-	* @return The ParagraphLayout instance.
-	*/
+	 * Get the actual ParagraphLayout for the given buffer.
+	 * @param buff The begin of the buffer.
+	 * @param buff_end The location after the last element in the buffer.
+	 * @param fontMapping THe mapping of the fonts.
+	 * @return The ParagraphLayout instance.
+	 */
 	static ParagraphLayouter *GetParagraphLayout(CharType *buff, CharType *buff_end, FontMap &fontMapping);
 
 	/**
-	* Append a wide character to the internal buffer.
-	* @param buff        The buffer to append to.
-	* @param buffer_last The end of the buffer.
-	* @param c           The character to add.
-	* @return The number of buffer spaces that were used.
-	*/
-	static size_t AppendToBuffer(CharType *buff, const CharType *buffer_last, WChar c)
+	 * Append a wide character to the internal buffer.
+	 * @param buff        The buffer to append to.
+	 * @param buffer_last The end of the buffer.
+	 * @param c           The character to add.
+	 * @return The number of buffer spaces that were used.
+	 */
+	static size_t AppendToBuffer(CharType *buff, const CharType *buffer_last, char32_t c)
 	{
 		assert(buff < buffer_last);
 		if (c >= 0x010000U) {

src/os/windows/win32.cpp

@@ -19,6 +19,7 @@
 #define NO_SHOBJIDL_SORTDIRECTION // Avoid multiple definition of SORT_ASCENDING
 #include <shlobj.h> /* SHGetFolderPath */
 #include <shellapi.h>
+#include <winnls.h>
 #include "win32.h"
 #include "../../fios.h"
 #include "../../core/alloc_func.hpp"
@@ -715,6 +716,43 @@ int OTTDStringCompare(std::string_view s1, std::string_view s2)
 	return CompareString(MAKELCID(_current_language->winlangid, SORT_DEFAULT), NORM_IGNORECASE, s1_buf, -1, s2_buf, -1);
 }
 
+/**
+ * Search if a string is contained in another string using the current locale.
+ *
+ * @param str String to search in.
+ * @param value String to search for.
+ * @param case_insensitive Search case-insensitive.
+ * @return 1 if value was found, 0 if it was not found, or -1 if not supported by the OS.
+ */
+int Win32StringContains(const std::string_view str, const std::string_view value, bool case_insensitive)
+{
+	typedef int (WINAPI *PFNFINDNLSSTRINGEX)(LPCWSTR, DWORD, LPCWSTR, int, LPCWSTR, int, LPINT, LPNLSVERSIONINFO, LPVOID, LPARAM);
+	static PFNFINDNLSSTRINGEX _FindNLSStringEx = nullptr;
+	static bool first_time = true;
+
+	if (first_time) {
+		_FindNLSStringEx = GetProcAddressT<PFNFINDNLSSTRINGEX>(GetModuleHandle(L"Kernel32"), "FindNLSStringEx");
+		first_time = false;
+	}
+
+	if (_FindNLSStringEx != nullptr) {
+		int len_str = MultiByteToWideChar(CP_UTF8, 0, str.data(), (int)str.size(), nullptr, 0);
+		int len_value = MultiByteToWideChar(CP_UTF8, 0, value.data(), (int)value.size(), nullptr, 0);
+
+		if (len_str != 0 && len_value != 0) {
+			std::wstring str_str(len_str, L'\0'); // len includes terminating null
+			std::wstring str_value(len_value, L'\0');
+
+			MultiByteToWideChar(CP_UTF8, 0, str.data(), (int)str.size(), str_str.data(), len_str);
+			MultiByteToWideChar(CP_UTF8, 0, value.data(), (int)value.size(), str_value.data(), len_value);
+
+			return _FindNLSStringEx(_cur_iso_locale, FIND_FROMSTART | (case_insensitive ? LINGUISTIC_IGNORECASE : 0), str_str.data(), -1, str_value.data(), -1, nullptr, nullptr, nullptr, 0) >= 0 ? 1 : 0;
+		}
+	}
+
+	return -1; // Failure indication.
+}
+
 static DWORD main_thread_id;
 static DWORD game_thread_id;
 

src/os/windows/win32.h

@@ -25,6 +25,7 @@ wchar_t *convert_to_fs(const std::string_view name, wchar_t *utf16_buf, size_t b
 
 void Win32SetCurrentLocaleName(const char *iso_code);
 int OTTDStringCompare(std::string_view s1, std::string_view s2);
+int Win32StringContains(const std::string_view str, const std::string_view value, bool case_insensitive);
 
 #ifdef __MINGW32__
 			/* GCC doesn't understand the expected usage of GetProcAddress(). */