Fix crashing when going back to main menu in launcher, fix error in chat from missing plugins directory

src/Deflate.c

@@ -1095,11 +1095,11 @@ static ReturnCode Zip_ReadLocalFileHeader(struct ZipState* state, struct ZipEntr
 
 	if (method == 0) {
 		Stream_ReadonlyPortion(&portion, stream, uncompressedSize);
-		return state->ProcessEntry(&path, &portion, state->Obj);
+		return state->ProcessEntry(&path, &portion, state);
 	} else if (method == 8) {
 		Stream_ReadonlyPortion(&portion, stream, compressedSize);
 		Inflate_MakeStream(&compStream, &inflate, &portion);
-		return state->ProcessEntry(&path, &compStream, state->Obj);
+		return state->ProcessEntry(&path, &compStream, state);
 	} else {
 		Platform_Log1("Unsupported.zip entry compression method: %i", &method);
 		/* TODO: Should this be an error */
@@ -1155,7 +1155,7 @@ enum ZipSig {
 	ZIP_SIG_LOCALFILEHEADER = 0x04034b50
 };
 
-static ReturnCode Zip_DefaultProcessor(const String* path, struct Stream* data, void* obj) { return 0; }
+static ReturnCode Zip_DefaultProcessor(const String* path, struct Stream* data, struct ZipState* s) { return 0; }
 static bool Zip_DefaultSelector(const String* path) { return true; }
 void Zip_Init(struct ZipState* state, struct Stream* input) {
 	state->Input = input;

src/Deflate.h

@@ -112,6 +112,7 @@ CC_API void ZLib_MakeStream(struct Stream* stream, struct ZLibState* state, stru
 /* Minimal data needed to describe an entry in a .zip archive. */
 struct ZipEntry { uint32_t CompressedSize, UncompressedSize, LocalHeaderOffset; };
 #define ZIP_MAX_ENTRIES 2048
+struct ZipState;
 
 /* Stores state for reading and processing entries in a .zip archive. */
 struct ZipState {
@@ -121,11 +122,11 @@ struct ZipState {
 	/* obj is user specified in state.Obj variable */
 	/* Return non-zero to indicate an error and stop further processing. */
 	/* NOTE: data stream MAY NOT be seekable. (i.e. entry data might be compressed) */
-	ReturnCode (*ProcessEntry)(const String* path, struct Stream* data, void* obj);
+	ReturnCode (*ProcessEntry)(const String* path, struct Stream* data, struct ZipState* state);
 	/* Predicate used to select which entries in a .zip archive get processed. */
 	/* NOTE: returning false entirely skips the entry. (avoids pointless seek to entry) */
 	bool (*SelectEntry)(const String* path);
-	/* Generic object/pointer passed to ProcessEntry callback. */
+	/* Generic object/pointer for ProcessEntry callback. */
 	void* Obj;
 
 	/* (internal) Number of entries selected by SelectEntry. */

src/Drawer2D.h

@@ -14,7 +14,7 @@ extern struct IGameComponent Drawer2D_Component;
 
 void DrawTextArgs_Make(struct DrawTextArgs* args, STRING_REF const String* text, const FontDesc* font, bool useShadow);
 void DrawTextArgs_MakeEmpty(struct DrawTextArgs* args, const FontDesc* font, bool useShadow);
-/* Initialises the given font. When Drawer2D_BitmappedText is false, makes native font handle. */
+/* Initialises the given font. When Drawer2D_BitmappedText is false, creates native font handle using Font_Make. */
 CC_NOINLINE void Drawer2D_MakeFont(FontDesc* desc, int size, int style);
 
 /* Whether text should be drawn and measured using the currently set font bitmap. */ 

src/LScreens.c

@@ -1133,11 +1133,14 @@ static void ServersScreen_Refresh(void* w, int x, int y) {
 	LWidget_Redraw(btn);
 }
 
-static void ServersScreen_Init(struct LScreen* s_) {
-	struct ServersScreen* s = (struct ServersScreen*)s_;
+static void ServersScreen_SearchChanged(struct LInput* w) {
+	struct ServersScreen* s = &ServersScreen_Instance;
+	LTable_Filter(&s->Table, &w->Text);
+	LWidget_Draw(&s->Table);
+}
 
-	Font_Make(&s->RowFont, &Drawer2D_FontName, 11, FONT_STYLE_NORMAL);
-	if (s->NumWidgets) return;
+static void ServersScreen_InitWidgets(struct LScreen* s_) {
+	struct ServersScreen* s = (struct ServersScreen*)s_;
 	s->Widgets = s->_widgets;
 
 	LScreen_Input(s_, &s->IptName, 370, false, "&gSearch servers..");
@@ -1151,10 +1154,25 @@ static void ServersScreen_Init(struct LScreen* s_) {
 	s->BtnConnect.OnClick = ServersScreen_Connect;
 	s->BtnRefresh.OnClick = ServersScreen_Refresh;
 
+	s->IptName.TextChanged = ServersScreen_SearchChanged;
+
 	LTable_Init(&s->Table, &Launcher_TextFont, &s->RowFont);
 	s->Widgets[s->NumWidgets++] = (struct LWidget*)&s->Table;
 }
 
+static void ServersScreen_Init(struct LScreen* s_) {
+	struct ServersScreen* s = (struct ServersScreen*)s_;
+	Drawer2D_MakeFont(&s->RowFont, 11, FONT_STYLE_NORMAL);
+
+	if (!s->NumWidgets) ServersScreen_InitWidgets(s_);
+	s->Table.RowFont = s->RowFont;
+	
+	s->IptHash.Text.length = 0;
+	s->IptName.Text.length = 0;
+	LTable_Filter(&s->Table, &s->IptHash.Text);
+	LScreen_SelectWidget(s_, (struct LWidget*)&s->IptName, false);
+}
+
 static void ServersScreen_Free(struct LScreen* s_) {
 	struct ServersScreen* s = (struct ServersScreen*)s_;
 	Font_Free(&s->RowFont);

src/LWeb.c

@@ -1,5 +1,5 @@
-#include "Launcher.h"
 #include "LWeb.h"
+#include "Launcher.h"
 #include "Platform.h"
 #include "Stream.h"
 
@@ -306,6 +306,7 @@ static void ServerInfo_Init(struct ServerInfo* info) {
 	info->MaxPlayers = 0;
 	info->Uptime     = 0;
 	info->Featured   = false;
+	info->_order     = -100000;
 }
 
 static void ServerInfo_Parse(struct JsonContext* ctx, const String* val) {
@@ -371,10 +372,13 @@ static void FetchServersTask_Next(struct JsonContext* ctx) {
 }
 
 static void FetchServersTask_Handle(uint8_t* data, uint32_t len) {
+	/* -1 because servers is surrounded by a { */
+	FetchServersTask.NumServers = -1;
 	Json_Handle(data, len, NULL, NULL, FetchServersTask_Count);
-	if (!FetchServersTask.NumServers) return;
 
+	if (FetchServersTask.NumServers <= 0) return;
 	FetchServersTask.Servers = Mem_Alloc(FetchServersTask.NumServers, sizeof(struct ServerInfo), "servers list");
+
 	/* -2 because servers is surrounded by a { */
 	curServer = FetchServersTask.Servers - 2;
 	Json_Handle(data, len, ServerInfo_Parse, NULL, FetchServersTask_Next);

src/LWeb.h

@@ -35,6 +35,7 @@ struct ServerInfo {
 	int Players, MaxPlayers, Port, Uptime;
 	bool Featured;
 	char _Buffer[6][STRING_SIZE];
+	int _order; /* (internal) order in servers table */
 };
 
 struct LWebTask;

src/LWidgets.c

@@ -668,6 +668,7 @@ static struct LTableColumn tableColumns[4] = {
 #define CELL_XPADDING 3
 
 
+#define LTable_Get(row) &FetchServersTask.Servers[FetchServersTask.Servers[row]._order]
 void LTable_DrawHeaders(struct LTable* w) {
 	BitmapCol gridCol = BITMAPCOL_CONST(20, 20, 10, 255);
 	struct DrawTextArgs args;
@@ -697,6 +698,7 @@ void LTable_DrawHeaders(struct LTable* w) {
 void LTable_DrawRows(struct LTable* w) {
 	BitmapCol gridCol = BITMAPCOL_CONST(20, 20, 10, 255);
 	String str; char strBuffer[STRING_SIZE];
+	struct ServerInfo* entry;
 	struct DrawTextArgs args;
 	int i, x, y, row;
 
@@ -711,12 +713,14 @@ void LTable_DrawRows(struct LTable* w) {
 			Drawer2D_Clear(&Launcher_Framebuffer, gridCol,
 				x, y, w->Width, w->RowHeight);
 		}
-		if (row >= FetchServersTask.NumServers) continue; /* TODO: w->Count instead */
+
+		if (row >= w->RowsCount) continue;
+		entry = LTable_Get(row);
 
 		for (i = 0; i < w->NumColumns; i++) {
 			x += CELL_XPADDING;
 			args.Text.length = 0;
-			w->Columns[i].GetValue(&FetchServersTask.Servers[row], &args.Text);
+			w->Columns[i].GetValue(entry, &args.Text);
 
 			Drawer2D_DrawClippedText(&Launcher_Framebuffer, &args,
 									x, y, w->Columns[i].Width);
@@ -1083,3 +1087,21 @@ void LTable_Init(struct LTable* w, const FontDesc* hdrFont, const FontDesc* rowF
 	LTable_StopDragging(w);
 	LTable_Reposition(w);
 }
+
+void LTable_Filter(struct LTable* w, const String* filter) {
+	int i, j, count;
+
+	count = FetchServersTask.NumServers;
+	for (i = 0, j = 0; i < count; i++) {
+		if (String_CaselessContains(&FetchServersTask.Servers[i].Name, filter)) {
+			FetchServersTask.Servers[j++]._order = i;
+		}
+	}
+
+	w->RowsCount = j;
+	for (; j < count; j++) {
+		FetchServersTask.Servers[j]._order = -100000;
+	}
+	/* TODO: preserve selected server */
+	/* TODO: Resort entries again */
+}

src/LWidgets.h

@@ -137,8 +137,10 @@ struct LTable {
 	int RowsBegY, RowHeight;
 	/* Y height of headers. */
 	int HdrHeight;
-	/* Number of rows currently visible. */
+	/* Maximum number of rows visible. */
 	int VisibleRows;
+	/* Total number of rows in the table (after filter is applied). */
+	int RowsCount;
 
 	/* Index of column currently being dragged. */
 	int DraggingColumn;
@@ -149,4 +151,10 @@ struct LTable {
 void LTable_Init(struct LTable* table, const FontDesc* hdrFont, const FontDesc* rowFont);
 CC_NOINLINE void LTable_StopDragging(struct LTable* table);
 void LTable_Reposition(struct LTable* table);
+/* Filters rows to only show those containing 'filter' in the name. */
+void LTable_Filter(struct LTable* table, const String* filter);
+/* Attempts to select the row whose hash equals the given hash. Scrolls table if needed. */
+void LTable_SetSelected(struct LTable* table, const String* hash);
+/* Attempts to get the hash of the currently selected row. */
+void LTable_GetSelected(struct LTable* table, String* hash);
 #endif

src/Launcher.c

@@ -197,10 +197,10 @@ static void Launcher_Init(void) {
 	Event_RegisterMouseMove(&MouseEvents_Moved, NULL, Launcher_MouseMove);
 	Event_RegisterFloat(&MouseEvents_Wheel,     NULL, Launcher_MouseWheel);
 
-	Font_Make(&logoFont,           &Drawer2D_FontName, 32, FONT_STYLE_NORMAL);
-	Font_Make(&Launcher_TitleFont, &Drawer2D_FontName, 16, FONT_STYLE_BOLD);
-	Font_Make(&Launcher_TextFont,  &Drawer2D_FontName, 14, FONT_STYLE_NORMAL);
-	Font_Make(&Launcher_HintFont,  &Drawer2D_FontName, 12, FONT_STYLE_ITALIC);
+	Drawer2D_MakeFont(&logoFont,           32, FONT_STYLE_NORMAL);
+	Drawer2D_MakeFont(&Launcher_TitleFont, 16, FONT_STYLE_BOLD);
+	Drawer2D_MakeFont(&Launcher_TextFont,  14, FONT_STYLE_NORMAL);
+	Drawer2D_MakeFont(&Launcher_HintFont,  12, FONT_STYLE_ITALIC);
 
 	Drawer2D_Cols['g'] = col;
 	Utils_EnsureDirectory("texpacks");
@@ -377,7 +377,7 @@ static void Launcher_LoadTextures(Bitmap* bmp) {
 				  0,        0, TILESIZE, TILESIZE);
 }
 
-static ReturnCode Launcher_ProcessZipEntry(const String* path, struct Stream* data, void* obj) {
+static ReturnCode Launcher_ProcessZipEntry(const String* path, struct Stream* data, struct ZipState* s) {
 	Bitmap bmp;
 	ReturnCode res;
 

src/Platform.h

@@ -184,7 +184,7 @@ CC_API void  Waitable_Wait(void* handle);
 CC_API void  Waitable_WaitFor(void* handle, uint32_t milliseconds);
 
 /* Gets the list of all supported font names on this platform. */
-CC_API void Font_GetNames(StringsBuffer* buffer);
+void Font_GetNames(StringsBuffer* buffer);
 /* Finds the path of the given font, with closest matching style */
 String Font_Lookup(const String* fontName, int style);
 /* Allocates a new font from the given arguments. */

src/Program.c

@@ -88,6 +88,7 @@ int main(int argc, char** argv) {
 	Utils_EnsureDirectory("maps");
 	Utils_EnsureDirectory("texpacks");
 	Utils_EnsureDirectory("texturecache");
+	Utils_EnsureDirectory("plugins");
 	Options_Load();
 
 	if (argsCount == 0) {

src/Resources.c

@@ -364,9 +364,9 @@ static bool ClassicPatcher_SelectEntry(const String* path ) {
 	return Resources_FindTex(&name) != NULL;
 }
 
-static ReturnCode ClassicPatcher_ProcessEntry(const String* path, struct Stream* data, void* obj) {
+static ReturnCode ClassicPatcher_ProcessEntry(const String* path, struct Stream* data, struct ZipState* state) {
 	static const String guiClassicPng = String_FromConst("gui_classic.png");
-	struct Stream* s = obj;
+	struct Stream* s = state->Obj;
 	struct ResourceTexture* entry;
 	String name;
 
@@ -465,8 +465,8 @@ static ReturnCode ModernPatcher_MakeAnimations(struct Stream* s, struct Stream*
 	return ZipPatcher_WritePng(s, entry, &anim);
 }
 
-static ReturnCode ModernPatcher_ProcessEntry(const String* path, struct Stream* data, void* obj) {
-	struct Stream* s = obj;
+static ReturnCode ModernPatcher_ProcessEntry(const String* path, struct Stream* data, struct ZipState* state) {
+	struct Stream* s = state->Obj;
 	struct ResourceTexture* entry;
 	struct TilePatch* tile;
 	String name;

src/TexturePack.c

@@ -621,7 +621,7 @@ void TextureCache_SetLastModified(const String* url, const TimeMS* lastModified)
 /*########################################################################################################################*
 *-------------------------------------------------------TexturePack-------------------------------------------------------*
 *#########################################################################################################################*/
-static ReturnCode TexturePack_ProcessZipEntry(const String* path, struct Stream* stream, void* obj) {
+static ReturnCode TexturePack_ProcessZipEntry(const String* path, struct Stream* stream, struct ZipState* s) {
 	String name = *path; 
 	Utils_UNSAFE_GetFilename(&name);
 	Event_RaiseEntry(&TextureEvents_FileChanged, stream, &name);