Added i18n stuff.

common.mk

@@ -35,7 +35,7 @@ OBJS += effects.o entities.o exit.o explosions.o eyeDroidCommander.o
 OBJS += fleshChunk.o frost.o
 OBJS += game.o
 OBJS += heart.o horizontalDoor.o horizontalLaserTrap.o hub.o hud.o
-OBJS += init.o infoPoint.o input.o io.o item.o items.o itemPad.o
+OBJS += i18n.o init.o infoPoint.o input.o io.o item.o items.o itemPad.o
 OBJS += cJSON.o
 OBJS += key.o keycard.o
 OBJS += laserTrap.o lift.o lookup.o

src/common.h

@@ -28,3 +28,5 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 #include "defs.h"
 #include "structs.h"
+
+extern char *getTranslatedString(char *string);

src/entities/blobs/mia.c

@@ -104,7 +104,7 @@ static void touch(Entity *other)
 	{
 		m->action = preTeleport;
 		m->teleportTimer = FPS * 3;
-		setGameplayMessage(MSG_OBJECTIVE, "Rescued %s", m->name);
+		setGameplayMessage(MSG_OBJECTIVE, _("Rescued %s"), m->name);
 		m->isMissionTarget = 0;
 		m->flags |= EF_ALWAYS_PROCESS;
 		playSound(SND_MIA, CH_ANY);

src/entities/items/battery.c

@@ -42,7 +42,7 @@ void touch(Entity *other)
 	{
 		world.bob->power = MIN(world.bob->power + i->power, world.bob->powerMax);
 
-		setGameplayMessage(MSG_STANDARD, "Picked up a %s", i->name);
+		setGameplayMessage(MSG_STANDARD, _("Picked up a %s"), i->name);
 
 		pickupItem();
 

src/entities/items/cell.c

@@ -52,7 +52,7 @@ static void touch(Entity *other)
 
 		world.bob->power = world.bob->powerMax = game.cells;
 
-		setGameplayMessage(MSG_OBJECTIVE, "Found a battery cell - Max power increased!");
+		setGameplayMessage(MSG_OBJECTIVE, _("Found a battery cell - Max power increased!"));
 
 		playSound(SND_HEART_CELL, CH_ITEM);
 

src/entities/items/cherry.c

@@ -39,7 +39,7 @@ static void touch(Entity *other)
 	{
 		world.bob->health = limit(world.bob->health + i->value, 0, world.bob->healthMax);
 
-		setGameplayMessage(MSG_STANDARD, "Picked up a %s", i->name);
+		setGameplayMessage(MSG_STANDARD, _("Picked up a %s"), i->name);
 
 		pickupItem();
 

src/entities/items/heart.c

@@ -64,7 +64,7 @@ static void touch(Entity *other)
 
 		world.bob->health = world.bob->healthMax = game.hearts;
 
-		setGameplayMessage(MSG_OBJECTIVE, "Found a heart - Max health increased!");
+		setGameplayMessage(MSG_OBJECTIVE, _("Found a heart - Max health increased!"));
 
 		playSound(SND_HEART_CELL, CH_ITEM);
 

src/entities/items/item.c

@@ -116,13 +116,13 @@ static void bobPickupItem(void)
 			game.keysFound++;
 			updateObjective("KEY");
 
-			setGameplayMessage(MSG_STANDARD, "Picked up a %s", i->name);
+			setGameplayMessage(MSG_STANDARD, _("Picked up a %s"), i->name);
 
 			playSound(SND_KEY, CH_ITEM);
 		}
 		else
 		{
-			setGameplayMessage(MSG_GAMEPLAY, "Can't carry any more keys");
+			setGameplayMessage(MSG_GAMEPLAY, _("Can't carry any more keys"));
 		}
 	}
 	else if (i->canBeCarried)
@@ -139,13 +139,13 @@ static void bobPickupItem(void)
 
 			addBobItem(i);
 			
-			setGameplayMessage(MSG_STANDARD, "Picked up a %s", i->name);
+			setGameplayMessage(MSG_STANDARD, _("Picked up a %s"), i->name);
 
 			playSound(SND_ITEM, CH_ITEM);
 		}
 		else
 		{
-			setGameplayMessage(MSG_GAMEPLAY, "Can't carry any more items");
+			setGameplayMessage(MSG_GAMEPLAY, _("Can't carry any more items"));
 		}
 	}
 	else
@@ -155,7 +155,7 @@ static void bobPickupItem(void)
 
 		if (strcmp(world.id, "teeka") != 0)
 		{
-			setGameplayMessage(MSG_STANDARD, "Picked up a %s", i->name);
+			setGameplayMessage(MSG_STANDARD, _("Picked up a %s"), i->name);
 		}
 
 		playSound(SND_ITEM, CH_ITEM);

src/entities/items/weaponPickup.c

@@ -24,7 +24,7 @@ static void (*itemTick)(void);
 static void tick(void);
 static void touch(Entity *other);
 
-static char *description[] = {
+static char *description[WPN_ANY] = {
 	"Pistol",
 	"Plasma Rifle",
 	"Spread Gun",
@@ -86,11 +86,11 @@ static void touch(Entity *other)
 		switch (i->weaponType)
 		{
 			case WPN_GRENADES:
-				setGameplayMessage(MSG_STANDARD, "Got some Grenades");
+				setGameplayMessage(MSG_STANDARD, _("Got some Grenades"));
 				break;
 
 			default:
-				setGameplayMessage(MSG_STANDARD, "Picked up a %s", description[i->weaponType]);
+				setGameplayMessage(MSG_STANDARD, _("Picked up a %s"), _(description[i->weaponType]));
 				break;
 		}
 

src/entities/structures/cardReader.c

@@ -76,7 +76,7 @@ static void touch(Entity *other)
 		{
 			activateEntities(s->targetNames, 1);
 
-			setGameplayMessage(MSG_GAMEPLAY, "%s removed", s->requiredItem);
+			setGameplayMessage(MSG_GAMEPLAY, _("%s removed"), s->requiredItem);
 
 			removeItem(s->requiredItem);
 
@@ -89,7 +89,7 @@ static void touch(Entity *other)
 		}
 		else if (s->bobTouching == 0)
 		{
-			setGameplayMessage(MSG_GAMEPLAY, "%s required", s->requiredItem);
+			setGameplayMessage(MSG_GAMEPLAY, _("%s required"), s->requiredItem);
 			playSound(SND_DENIED, CH_TOUCH);
 		}
 

src/entities/structures/door.c

@@ -174,7 +174,7 @@ static void touch(Entity *other)
 			}
 			else if (s->thinkTime == 0)
 			{
-				setGameplayMessage(MSG_GAMEPLAY, "Door is locked");
+				setGameplayMessage(MSG_GAMEPLAY, _("Door is locked"));
 
 				playSound(SND_DENIED, CH_MECHANICAL);
 			}
@@ -207,7 +207,7 @@ static void openWithKey(void)
 	{
 		if (s->thinkTime <= 0)
 		{
-			setGameplayMessage(MSG_GAMEPLAY, "%s required", s->requiredItem);
+			setGameplayMessage(MSG_GAMEPLAY, _("%s required"), s->requiredItem);
 
 			playSound(SND_DENIED, CH_MECHANICAL);
 		}
@@ -219,7 +219,7 @@ static void openWithKey(void)
 
 	removeItem(s->requiredItem);
 
-	setGameplayMessage(MSG_GAMEPLAY, "%s removed", s->requiredItem);
+	setGameplayMessage(MSG_GAMEPLAY, _("%s removed"), s->requiredItem);
 
 	STRNCPY(s->requiredItem, "", MAX_NAME_LENGTH);
 	s->isLocked = 0;

src/entities/structures/exit.c

@@ -120,7 +120,7 @@ static void touch(Entity *other)
 			}
 			else
 			{
-				setGameplayMessage(MSG_GAMEPLAY, "Can't exit yet - required objectives not met");
+				setGameplayMessage(MSG_GAMEPLAY, _("Can't exit yet - required objectives not met"));
 			}
 		}
 

src/entities/structures/itemPad.c

@@ -81,7 +81,7 @@ static void touch(Entity *other)
 			
 			s->active = 1;
 
-			setGameplayMessage(MSG_GAMEPLAY, "%s removed", s->requiredItem);
+			setGameplayMessage(MSG_GAMEPLAY, _("%s removed"), s->requiredItem);
 
 			s->sprite[FACING_LEFT] = s->sprite[FACING_RIGHT] = s->sprite[FACING_DIE] = getSpriteIndex("ItemPadActive");
 
@@ -91,7 +91,7 @@ static void touch(Entity *other)
 		}
 		else if (!s->bobTouching)
 		{
-			setGameplayMessage(MSG_GAMEPLAY, "%s required", s->requiredItem);
+			setGameplayMessage(MSG_GAMEPLAY, _("%s required"), s->requiredItem);
 		}
 
 		s->bobTouching = 2;

src/entities/structures/lift.c

@@ -106,7 +106,7 @@ static void activate(int active)
 
 		if (!isOnScreen(self))
 		{
-			setGameplayMessage(MSG_GAMEPLAY, "Lift activated ...");
+			setGameplayMessage(MSG_GAMEPLAY, _("Lift activated ..."));
 		}
 	}
 }

src/entities/structures/powerPoint.c

@@ -105,7 +105,7 @@ static void touch(Entity *other)
 	{
 		if (world.bob->power < s->requiredPower && s->bobTouching == 0 && !dev.cheatPower)
 		{
-			setGameplayMessage(MSG_GAMEPLAY, "Not enough power (%d units required)", s->requiredPower);
+			setGameplayMessage(MSG_GAMEPLAY, _("Not enough power (%d units required)"), s->requiredPower);
 		}
 		else
 		{

src/entities/structures/teleporter.c

@@ -85,7 +85,7 @@ static void activate(int active)
 
 		if (!isOnScreen(self))
 		{
-			setGameplayMessage(MSG_GAMEPLAY, "Teleporter activated ...");
+			setGameplayMessage(MSG_GAMEPLAY, _("Teleporter activated ..."));
 		}
 	}
 }

src/entities/traps/laserTrap.c

@@ -164,7 +164,7 @@ static void activate(int active)
 
 		if (!isOnScreen(self))
 		{
-			setGameplayMessage(MSG_GAMEPLAY, "Lasers disabled ...");
+			setGameplayMessage(MSG_GAMEPLAY, _("Lasers disabled ..."));
 		}
 	}
 }

src/hub/hub.h

@@ -23,7 +23,6 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 extern int getDistance(int x1, int y1, int x2, int y2);
 extern char *readFile(const char *filename);
-extern char *getTranslatedString(char *string);
 
 extern Dev dev;
 extern Game game;

src/structs.h

@@ -30,6 +30,7 @@ typedef struct Tuple Tuple;
 typedef struct HubMission HubMission;
 typedef struct Widget Widget;
 typedef struct Atlas Atlas;
+typedef struct Bucket Bucket;
 
 typedef struct Entity Entity;
 typedef struct EntityExt EntityExt;
@@ -255,8 +256,8 @@ struct HubMission {
 	char id[MAX_NAME_LENGTH];
 	char name[MAX_NAME_LENGTH];
 	char description[MAX_DESCRIPTION_LENGTH];
-	float x;
-	float y;
+	int x;
+	int y;
 	int status;
 	int unlockCount;
 	float distance;
@@ -451,3 +452,24 @@ struct Atlas {
 	SDL_Rect rect;
 	Atlas *next;
 };
+
+/* ===== i18n stuff ==== */
+
+struct Bucket {
+	char *key, *value;
+	Bucket *next;
+};
+
+typedef struct {
+	Bucket **bucket;
+	int *bucketCount;
+} HashTable;
+
+typedef struct {
+	int32_t magicNumber, version, stringCount;
+	int32_t originalOffset, translationOffset;
+} MOHeader;
+
+typedef struct {
+	int32_t length, offset;
+} MOEntry;

src/system/i18n.c

@@ -0,0 +1,388 @@
+/*
+Copyright (C) 2009-2016 Parallel Realities
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA.
+*/
+
+#include "i18n.h"
+
+static HashTable table;
+
+static int hashCode(char *);
+static void put(char *, char *);
+static void initTable(void);
+
+void setLanguage(char *applicationName, char *languageCode)
+{
+	char language[MAX_LINE_LENGTH], c[MAX_LINE_LENGTH];
+	char *lang, **key, **value;
+	int i, swap;
+	FILE *fp;
+	MOHeader header;
+	MOEntry *original, *translation;
+	#if DEV == 1
+		int read;
+	#endif
+
+	initTable();
+
+	language[0] = '\0';
+
+	if (languageCode == NULL)
+	{
+		#ifdef _WIN32
+			GetLocaleInfoA(LOCALE_USER_DEFAULT, LOCALE_SISO639LANGNAME, c, MAX_LINE_LENGTH);
+
+			if (c[0] != '\0')
+			{
+				STRNCPY(language, c, MAX_LINE_LENGTH);
+
+				GetLocaleInfoA(LOCALE_USER_DEFAULT, LOCALE_SISO3166CTRYNAME, c, MAX_LINE_LENGTH);
+
+				if (c[0] != '\0')
+				{
+					strncat(language, "_", MAX_DESCRIPTION_LENGTH - strlen(language) - 1);
+
+					strncat(language, c, MAX_DESCRIPTION_LENGTH - strlen(language) - 1);
+				}
+			}
+		#else
+			if ((lang = getenv("LC_ALL")) || (lang = getenv("LC_CTYPE")) || (lang = getenv("LANG")))
+			{
+				STRNCPY(language, lang, MAX_LINE_LENGTH);
+			}
+		#endif
+	}
+
+	else
+	{
+		STRNCPY(language, languageCode, MAX_LINE_LENGTH);
+	}
+
+	if (strstr(language, ".") != NULL)
+	{
+		lang = strtok(language, ".");
+
+		STRNCPY(language, lang, MAX_LINE_LENGTH);
+	}
+
+	SDL_LogMessage(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO, "Locale is %s", language);
+
+	sprintf(c, "%s/%s/LC_MESSAGES/%s.mo", LOCALE_DIR, language, applicationName);
+
+	#if DEV == 1
+		printf("Opening %s\n", c);
+	#endif
+
+	fp = fopen(c, "rb");
+
+	if (fp == NULL)
+	{
+		#if DEV == 1
+			printf("Failed to open %s/%s/LC_MESSAGES/%s.mo\n", LOCALE_DIR, language, applicationName);
+		#endif
+
+		if (strstr(language, "_") == NULL)
+		{
+			return;
+		}
+
+		lang = strtok(language, "_");
+
+		STRNCPY(language, lang, MAX_LINE_LENGTH);
+
+		sprintf(c, "%s/%s/LC_MESSAGES/%s.mo", LOCALE_DIR, language, applicationName);
+
+		#if DEV == 1
+			printf("Opening %s\n", c);
+		#endif
+
+		fp = fopen(c, "rb");
+
+		if (fp == NULL)
+		{
+			#if DEV == 1
+				printf("Failed to open %s/%s/LC_MESSAGES/%s.mo\n", LOCALE_DIR, language, applicationName);
+			#endif
+
+			return;
+		}
+	}
+
+	fread(&header, sizeof(header), 1, fp);
+
+	swap = header.magicNumber == 0x950412de ? 0 : 1;
+
+	if (swap)
+	{
+		header.stringCount = SDL_Swap32(header.stringCount);
+		header.originalOffset = SDL_Swap32(header.originalOffset);
+		header.translationOffset = SDL_Swap32(header.translationOffset);
+	}
+
+	original = malloc(sizeof(MOEntry) * header.stringCount);
+
+	translation = malloc(sizeof(MOEntry) * header.stringCount);
+
+	if (original == NULL || translation == NULL)
+	{
+		printf("Failed to allocate %d bytes for translation strings\n", (int)sizeof(MOEntry) * header.stringCount);
+
+		exit(1);
+	}
+
+	#if DEV == 1
+		printf("MO file has %d entries\n", header.stringCount);
+	#endif
+
+	fseek(fp, header.originalOffset, SEEK_SET);
+
+	key = malloc(sizeof(char *) * header.stringCount);
+
+	value = malloc(sizeof(char *) * header.stringCount);
+
+	if (key == NULL || value == NULL)
+	{
+		printf("Failed to allocate a whole %d bytes for translation strings\n", (int)sizeof(char *) * header.stringCount);
+
+		exit(1);
+	}
+
+	for (i=0;i<header.stringCount;i++)
+	{
+		fread(&original[i].length, sizeof(int32_t), 1, fp);
+		fread(&original[i].offset, sizeof(int32_t), 1, fp);
+
+		if (swap)
+		{
+			original[i].length = SDL_Swap32(original[i].length);
+			original[i].offset = SDL_Swap32(original[i].offset);
+		}
+
+		key[i] = malloc(original[i].length + 1);
+
+		if (key[i] == NULL)
+		{
+			printf("Failed to allocate a whole %d bytes for translation string\n", original[i].length + 1);
+
+			exit(1);
+		}
+	}
+
+	fseek(fp, header.translationOffset, SEEK_SET);
+
+	for (i=0;i<header.stringCount;i++)
+	{
+		fread(&translation[i].length, sizeof(int32_t), 1, fp);
+		fread(&translation[i].offset, sizeof(int32_t), 1, fp);
+
+		if (swap)
+		{
+			translation[i].length = SDL_Swap32(translation[i].length);
+			translation[i].offset = SDL_Swap32(translation[i].offset);
+		}
+
+		value[i] = malloc(translation[i].length + 1);
+
+		if (value[i] == NULL)
+		{
+			printf("Failed to allocate a whole %d bytes for translation string\n", translation[i].length + 1);
+
+			exit(1);
+		}
+	}
+
+	for (i=0;i<header.stringCount;i++)
+	{
+		fseek(fp, original[i].offset, SEEK_SET);
+
+		fread(key[i], original[i].length, 1, fp);
+
+		key[i][original[i].length] = '\0';
+	}
+
+	for (i=0;i<header.stringCount;i++)
+	{
+		fseek(fp, translation[i].offset, SEEK_SET);
+
+		fread(value[i], translation[i].length, 1, fp);
+
+		value[i][translation[i].length] = '\0';
+	}
+
+	fclose(fp);
+
+	for (i=0;i<header.stringCount;i++)
+	{
+		put(key[i], value[i]);
+
+		free(key[i]);
+
+		free(value[i]);
+	}
+
+	free(key);
+
+	free(value);
+
+	free(original);
+
+	free(translation);
+
+	#if DEV == 1
+		read = 0;
+
+		for (i=0;i<TABLE_SIZE;i++)
+		{
+			if (table.bucketCount[i] != 0)
+			{
+				read++;
+			}
+		}
+
+		printf("Using %d of %d buckets (%d%%)\n", read, TABLE_SIZE, (read *  100) / TABLE_SIZE);
+	#endif
+}
+
+static int hashCode(char *data)
+{
+	int i, length;
+	unsigned int hash;
+
+	length = strlen(data);
+
+	hash = 0;
+
+	for (i=0;i<length;i++)
+	{
+		hash = data[i] + (hash << 5) - hash;
+	}
+
+	return hash % TABLE_SIZE;
+}
+
+static void initTable()
+{
+	int i;
+
+	table.bucket = malloc(sizeof(Bucket *) * TABLE_SIZE);
+
+	table.bucketCount = malloc(sizeof(int) * TABLE_SIZE);
+
+	if (table.bucket == NULL || table.bucketCount == NULL)
+	{
+		printf("Failed to allocate %d bytes for a HashTable\n", (int)sizeof(Bucket *) * TABLE_SIZE);
+
+		exit(1);
+	}
+
+	for (i=0;i<TABLE_SIZE;i++)
+	{
+		table.bucket[i] = malloc(sizeof(Bucket));
+
+		table.bucket[i]->next = NULL;
+
+		table.bucketCount[i] = 0;
+	}
+}
+
+static void put(char *key, char *value)
+{
+	Bucket *bucket, *newBucket;
+	unsigned int hash = hashCode(key);
+
+	#if DEV == 1
+		printf("%s = %d\n", key, hash);
+	#endif
+
+	bucket = table.bucket[hash];
+
+	while (bucket->next != NULL)
+	{
+		bucket = bucket->next;
+	}
+
+	newBucket = malloc(sizeof(Bucket));
+
+	if (newBucket == NULL)
+	{
+		printf("Failed to allocate a whole %d bytes for a HashTable bucket\n", (int)sizeof(Bucket));
+
+		exit(1);
+	}
+
+	newBucket->key   = malloc(strlen(key) + 1);
+	newBucket->value = malloc(strlen(value) + 1);
+
+	if (newBucket->key == NULL || newBucket->value == NULL)
+	{
+		printf("Failed to allocate a whole %d bytes for a translation\n", (int)strlen(newBucket->key) + 1);
+
+		exit(1);
+	}
+
+	STRNCPY(newBucket->key, key, strlen(key) + 1);
+	STRNCPY(newBucket->value, value, strlen(value) + 1);
+
+	newBucket->next = NULL;
+
+	bucket->next = newBucket;
+
+	table.bucketCount[hash]++;
+}
+
+char *getTranslatedString(char *key)
+{
+	Bucket *bucket;
+	unsigned int hash = hashCode(key);
+
+	bucket = table.bucket[hash]->next;
+
+	for (;bucket!=NULL;bucket=bucket->next)
+	{
+		if (strcasecmp(key, bucket->key) == 0)
+		{
+			return strlen(bucket->value) == 0 ? key : bucket->value;
+		}
+	}
+
+	return key;
+}
+
+void cleanupLanguage()
+{
+	int i;
+	Bucket *bucket, *p, *q;
+
+	for (i=0;i<TABLE_SIZE;i++)
+	{
+		bucket = table.bucket[i];
+
+		for (p=bucket->next;p!=NULL;p=q)
+		{
+			free(p->key);
+			free(p->value);
+
+			q = p->next;
+
+			free(p);
+		}
+
+		free(bucket);
+	}
+
+	table.bucket = NULL;
+}

src/system/i18n.h

@@ -0,0 +1,30 @@
+/*
+Copyright (C) 2009-2016 Parallel Realities
+
+This program is free software; you can redistribute it and/or
+modify it under the terms of the GNU General Public License
+as published by the Free Software Foundation; either version 2
+of the License, or (at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+
+See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA.
+*/
+
+#include "../common.h"
+
+#ifdef _WIN32
+	#include <windows.h>
+#endif
+
+#define TABLE_SIZE	255
+
+char *getTranslatedString(char *);
+void setLanguage(char *, char *);
+void cleanupLanguage(void);

src/world/objectives.c

@@ -124,7 +124,7 @@ void updateObjective(char *targetName)
 			{
 				if (o->currentValue == o->targetValue)
 				{
-					setGameplayMessage(MSG_OBJECTIVE, "%s - Objective Complete!", o->description);
+					setGameplayMessage(MSG_OBJECTIVE, _("%s - Objective Complete!"), o->description);
 				}
 				else if (o->currentValue < o->targetValue)
 				{
@@ -156,7 +156,7 @@ void updateObjective(char *targetName)
 
 	if (world.allObjectivesComplete)
 	{
-		setGameplayMessage(MSG_OBJECTIVE, "Mission Complete!");
+		setGameplayMessage(MSG_OBJECTIVE, _("Mission Complete!"));
 	}
 }