project_files/HedgewarsMobile/Classes/GameSetup.m
changeset 3547 02875b1145b7
parent 3546 ccf4854df294
child 3548 4d220ee7c75f
--- a/project_files/HedgewarsMobile/Classes/GameSetup.m	Wed Jun 23 21:49:19 2010 +0200
+++ b/project_files/HedgewarsMobile/Classes/GameSetup.m	Wed Jun 23 22:03:56 2010 +0200
@@ -0,0 +1,445 @@
+//
+//  gameSetup.m
+//  hwengine
+//
+//  Created by Vittorio on 10/01/10.
+//  Copyright 2010 __MyCompanyName__. All rights reserved.
+//
+
+#include <sys/types.h>
+#include <sys/sysctl.h>
+
+#import "GameSetup.h"
+#import "SDL_uikitappdelegate.h"
+#import "SDL_net.h"
+#import "PascalImports.h"
+#import "CommodityFunctions.h"
+
+#define BUFFER_SIZE 256
+#define debug(format, ...) CFShow([NSString stringWithFormat:format, ## __VA_ARGS__]);
+
+@implementation GameSetup
+
+@synthesize systemSettings, gameConfig;
+
+-(id) init {
+    if (self = [super init]) {
+        ipcPort = randomPort();
+        
+        // should check they exist and throw and exection if not
+        NSDictionary *dictSett = [[NSDictionary alloc] initWithContentsOfFile:SETTINGS_FILE()];
+        self.systemSettings = dictSett;
+        [dictSett release];
+        
+        NSDictionary *dictGame = [[NSDictionary alloc] initWithContentsOfFile:GAMECONFIG_FILE()];
+        self.gameConfig = dictGame;
+        [dictGame release];
+    } 
+    return self;
+}
+
+-(NSString *)description {
+    return [NSString stringWithFormat:@"ipcport: %d\nsockets: %d,%d\n teams: %@\n systemSettings: %@",ipcPort,sd,csd,gameConfig,systemSettings];
+}
+
+-(void) dealloc {
+    [gameConfig release];
+    [systemSettings release];
+    [super dealloc];
+}
+
+#pragma mark -
+#pragma mark Provider functions
+// unpacks team data from the selected team.plist to a sequence of engine commands
+-(void) provideTeamData:(NSString *)teamName forHogs:(NSInteger) numberOfPlayingHogs withHealth:(NSInteger) initialHealth ofColor:(NSNumber *)teamColor {
+    /*
+     addteam <32charsMD5hash> <color> <team name>
+     addhh <level> <health> <hedgehog name>
+     <level> is 0 for human, 1-5 for bots (5 is the most stupid)
+    */
+    
+    NSString *teamFile = [[NSString alloc] initWithFormat:@"%@/%@", TEAMS_DIRECTORY(), teamName];
+    NSDictionary *teamData = [[NSDictionary alloc] initWithContentsOfFile:teamFile];
+    [teamFile release];
+    
+    NSString *teamHashColorAndName = [[NSString alloc] initWithFormat:@"eaddteam %@ %@ %@", 
+                                      [teamData objectForKey:@"hash"], [teamColor stringValue], [teamData objectForKey:@"teamname"]];
+    [self sendToEngine: teamHashColorAndName];
+    [teamHashColorAndName release];
+    
+    NSString *grave = [[NSString alloc] initWithFormat:@"egrave %@", [teamData objectForKey:@"grave"]];
+    [self sendToEngine: grave];
+    [grave release];
+    
+    NSString *fort = [[NSString alloc] initWithFormat:@"efort %@", [teamData objectForKey:@"fort"]];
+    [self sendToEngine: fort];
+    [fort release];
+    
+    NSString *voicepack = [[NSString alloc] initWithFormat:@"evoicepack %@", [teamData objectForKey:@"voicepack"]];
+    [self sendToEngine: voicepack];
+    [voicepack release];
+    
+    NSString *flag = [[NSString alloc] initWithFormat:@"eflag %@", [teamData objectForKey:@"flag"]];
+    [self sendToEngine: flag];
+    [flag release];
+    
+    NSArray *hogs = [teamData objectForKey:@"hedgehogs"];
+    for (int i = 0; i < numberOfPlayingHogs; i++) {
+        NSDictionary *hog = [hogs objectAtIndex:i];
+        
+        NSString *hogLevelHealthAndName = [[NSString alloc] initWithFormat:@"eaddhh %@ %d %@", 
+                                           [hog objectForKey:@"level"], initialHealth, [hog objectForKey:@"hogname"]];
+        [self sendToEngine: hogLevelHealthAndName];
+        [hogLevelHealthAndName release];
+        
+        NSString *hogHat = [[NSString alloc] initWithFormat:@"ehat %@", [hog objectForKey:@"hat"]];
+        [self sendToEngine: hogHat];
+        [hogHat release];
+    }
+    
+    [teamData release];
+}
+
+// unpacks ammostore data from the selected ammo.plist to a sequence of engine commands
+-(void) provideAmmoData:(NSString *)ammostoreName forPlayingTeams:(NSInteger) numberOfTeams {
+    NSString *weaponPath = [[NSString alloc] initWithFormat:@"%@/%@",WEAPONS_DIRECTORY(),ammostoreName];
+    NSDictionary *ammoData = [[NSDictionary alloc] initWithContentsOfFile:weaponPath];
+    [weaponPath release];
+    
+    NSString *ammloadt = [[NSString alloc] initWithFormat:@"eammloadt %@", [ammoData objectForKey:@"ammostore_initialqt"]];
+    [self sendToEngine: ammloadt];
+    [ammloadt release];
+    
+    NSString *ammprob = [[NSString alloc] initWithFormat:@"eammprob %@", [ammoData objectForKey:@"ammostore_probability"]];
+    [self sendToEngine: ammprob];
+    [ammprob release];
+    
+    NSString *ammdelay = [[NSString alloc] initWithFormat:@"eammdelay %@", [ammoData objectForKey:@"ammostore_delay"]];
+    [self sendToEngine: ammdelay];
+    [ammdelay release];
+    
+    NSString *ammreinf = [[NSString alloc] initWithFormat:@"eammreinf %@", [ammoData objectForKey:@"ammostore_crate"]];
+    [self sendToEngine: ammreinf];
+    [ammreinf release];
+    
+    // sent twice so it applies to both teams
+    NSString *ammstore = [[NSString alloc] initWithString:@"eammstore"];
+    for (int i = 0; i < numberOfTeams; i++)
+        [self sendToEngine: ammstore];
+    [ammstore release];
+    
+    [ammoData release];
+}
+
+// unpacks scheme data from the selected scheme.plist to a sequence of engine commands
+-(NSInteger) provideScheme:(NSString *)schemeName {
+    NSString *schemePath = [[NSString alloc] initWithFormat:@"%@/%@",SCHEMES_DIRECTORY(),schemeName];
+    NSArray *scheme = [[NSArray alloc] initWithContentsOfFile:schemePath];
+    [schemePath release];
+    int result = 0;
+    int i = 0;
+
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x01;
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x10;    
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x04;
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x08;    
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x20;
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x40;    
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x80;
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x100;    
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x200;
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x400;    
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x800;
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x2000;    
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x4000;
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x8000;    
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x10000;
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x20000;
+    if ([[scheme objectAtIndex:i++] boolValue])
+        result |= 0x80000;    
+
+    NSString *flags = [[NSString alloc] initWithFormat:@"e$gmflags %d",result];
+    [self sendToEngine:flags];
+    [flags release];
+    
+    NSString *dmgMod = [[NSString alloc] initWithFormat:@"e$damagepct %d",[[scheme objectAtIndex:i++] intValue]];
+    [self sendToEngine:dmgMod];
+    [dmgMod release];
+    
+    NSString *turnTime = [[NSString alloc] initWithFormat:@"e$turntime %d",[[scheme objectAtIndex:i++] intValue] * 1000];
+    [self sendToEngine:turnTime];
+    [turnTime release];
+    
+    result = [[scheme objectAtIndex:i++] intValue]; // initial health
+    
+    NSString *sdTime = [[NSString alloc] initWithFormat:@"e$sd_turns %d",[[scheme objectAtIndex:i++] intValue]];
+    [self sendToEngine:sdTime];
+    [sdTime release];
+    
+    NSString *crateDrops = [[NSString alloc] initWithFormat:@"e$casefreq %d",[[scheme objectAtIndex:i++] intValue]];
+    [self sendToEngine:crateDrops];
+    [crateDrops release];
+    
+    NSString *minesTime = [[NSString alloc] initWithFormat:@"e$minestime %d",[[scheme objectAtIndex:i++] intValue] * 1000];
+    [self sendToEngine:minesTime];
+    [minesTime release];
+    
+    NSString *minesNumber = [[NSString alloc] initWithFormat:@"e$landadds %d",[[scheme objectAtIndex:i++] intValue]];
+    [self sendToEngine:minesNumber];
+    [minesNumber release];
+    
+    NSString *dudMines = [[NSString alloc] initWithFormat:@"e$minedudpct %d",[[scheme objectAtIndex:i++] intValue]];
+    [self sendToEngine:dudMines];
+    [dudMines release];
+    
+    NSString *explosives = [[NSString alloc] initWithFormat:@"e$explosives %d",[[scheme objectAtIndex:i++] intValue]];
+    [self sendToEngine:explosives];
+    [explosives release];
+    
+    [scheme release];
+    return result;
+}
+
+#pragma mark -
+#pragma mark Thread/Network relevant code
+// select one of GameSetup method and execute it in a seprate thread
+-(void) startThread: (NSString *) selector {
+    SEL usage = NSSelectorFromString(selector);
+    [NSThread detachNewThreadSelector:usage toTarget:self withObject:nil];
+}
+
+// wrapper that computes the length of the message and then sends the command string
+-(int) sendToEngine: (NSString *)string {
+    uint8_t length = [string length];
+    
+    SDLNet_TCP_Send(csd, &length , 1);
+    return SDLNet_TCP_Send(csd, [string UTF8String], length);
+}
+
+// method that handles net setup with engine and keeps connection alive
+-(void) engineProtocol {
+    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
+    IPaddress ip;
+    int eProto;
+    BOOL clientQuit, serverQuit;
+    char buffer[BUFFER_SIZE], string[BUFFER_SIZE];
+    uint8_t msgSize;
+    uint16_t gameTicks;
+
+    serverQuit = NO;
+
+    if (SDLNet_Init() < 0) {
+        DLog(@"SDLNet_Init: %s", SDLNet_GetError());
+        serverQuit = YES;
+    }
+    
+    // Resolving the host using NULL make network interface to listen
+    if (SDLNet_ResolveHost(&ip, NULL, ipcPort) < 0) {
+        DLog(@"SDLNet_ResolveHost: %s\n", SDLNet_GetError());
+        serverQuit = YES;
+    }
+    
+    // Open a connection with the IP provided (listen on the host's port) 
+    if (!(sd = SDLNet_TCP_Open(&ip))) {
+        DLog(@"SDLNet_TCP_Open: %s %\n", SDLNet_GetError(), ipcPort);
+        serverQuit = YES;
+    }
+    
+    DLog(@"Waiting for a client on port %d", ipcPort);
+    while (!serverQuit) {
+        // This check the sd if there is a pending connection.
+        // If there is one, accept that, and open a new socket for communicating
+        csd = SDLNet_TCP_Accept(sd);
+        if (NULL != csd) {
+            // Now we can communicate with the client using csd socket
+            // sd will remain opened waiting other connections
+            DLog(@"client found");
+            
+            //first byte of the command alwayas contain the size of the command
+            SDLNet_TCP_Recv(csd, &msgSize, sizeof(uint8_t));
+            
+            SDLNet_TCP_Recv(csd, buffer, msgSize);
+            gameTicks = SDLNet_Read16 (&buffer[msgSize - 2]);
+            //DLog(@"engineProtocol - %d: received [%s]", gameTicks, buffer);
+            
+            if ('C' == buffer[0]) {
+                DLog(@"sending game config");
+                
+                // local game
+                [self sendToEngine:@"TL"];
+                
+                // seed info
+                [self sendToEngine:[self.gameConfig objectForKey:@"seed_command"]];
+
+                // dimension of the map
+                [self sendToEngine:[self.gameConfig objectForKey:@"templatefilter_command"]];
+                [self sendToEngine:[self.gameConfig objectForKey:@"mapgen_command"]];
+                [self sendToEngine:[self.gameConfig objectForKey:@"mazesize_command"]];
+
+                // theme info
+                [self sendToEngine:[self.gameConfig objectForKey:@"theme_command"]];
+                
+                // scheme (returns initial health)
+                NSInteger health = [self provideScheme:[self.gameConfig objectForKey:@"scheme"]];
+                
+                NSArray *teamsConfig = [self.gameConfig objectForKey:@"teams_list"];
+                for (NSDictionary *teamData in teamsConfig) {
+                    [self provideTeamData:[teamData objectForKey:@"team"] 
+                                  forHogs:[[teamData objectForKey:@"number"] intValue]
+                               withHealth:health
+                                  ofColor:[teamData objectForKey:@"color"]];
+                }
+                
+                [self provideAmmoData:@"Default.plist" forPlayingTeams:[teamsConfig count]];
+                
+                clientQuit = NO;
+            } else {
+                DLog(@"wrong message or client closed connection");
+                clientQuit = YES;
+            }
+            
+            while (!clientQuit){
+                msgSize = 0;
+                memset(buffer, 0, BUFFER_SIZE);
+                memset(string, 0, BUFFER_SIZE);
+                if (SDLNet_TCP_Recv(csd, &msgSize, sizeof(uint8_t)) <= 0)
+                    clientQuit = YES;
+                if (SDLNet_TCP_Recv(csd, buffer, msgSize) <=0)
+                    clientQuit = YES;
+                
+                gameTicks = SDLNet_Read16(&buffer[msgSize - 2]);
+                //DLog(@"engineProtocolThread - %d: received [%s]", gameTicks, buffer);
+                
+                switch (buffer[0]) {
+                    case '?':
+                        DLog(@"Ping? Pong!");
+                        [self sendToEngine:@"!"];
+                        break;
+                    case 'E':
+                        DLog(@"ERROR - last console line: [%s]", buffer);
+                        clientQuit = YES;
+                        break;
+                    case 'e':
+                        sscanf(buffer, "%*s %d", &eProto);
+                        short int netProto = 0;
+                        char *versionStr;
+                        
+                        HW_versionInfo(&netProto, &versionStr);
+                        if (netProto == eProto) {
+                            DLog(@"Setting protocol version %d (%s)", eProto, versionStr);
+                        } else {
+                            DLog(@"ERROR - wrong protocol number: [%s] - expecting %d", buffer, eProto);
+                            clientQuit = YES;
+                        }
+                        
+                        break;
+                    case 'i':
+                        switch (buffer[1]) {
+                            case 'r':
+                                NSLog(@"Winning team: %s", &buffer[2]);
+                                break;
+                            case 'k':
+                                NSLog(@"Best Hedgehog: %s", &buffer[2]);
+                                break;
+                        }
+                        break;
+                    default:
+                        // empty packet or just statistics
+                        break;
+                    // missing case for exiting right away
+                }
+            }
+            DLog(@"Engine exited, closing server");
+            // wait a little to let the client close cleanly
+            [NSThread sleepForTimeInterval:2];
+            // Close the client socket
+            SDLNet_TCP_Close(csd);
+            serverQuit = YES;
+        }
+    }
+    
+    SDLNet_TCP_Close(sd);
+    SDLNet_Quit();
+
+    [[NSFileManager defaultManager] removeItemAtPath:GAMECONFIG_FILE() error:NULL];
+    
+    [pool release];
+    //Invoking this method should be avoided as it does not give your thread a chance to clean up any resources it allocated during its execution.
+    //[NSThread exit];
+}
+
+#pragma mark -
+#pragma mark Setting methods
+// returns an array of c-strings that are read by engine at startup
+-(const char **)getSettings {
+    NSString *ipcString = [[NSString alloc] initWithFormat:@"%d", ipcPort];
+    NSString *localeString = [[NSString alloc] initWithFormat:@"%@.txt", [[NSLocale currentLocale] objectForKey:NSLocaleLanguageCode]];
+    CGRect screenBounds = [[UIScreen mainScreen] bounds];
+    NSString *wSize = [[NSString alloc] initWithFormat:@"%d", (int) screenBounds.size.width];
+    NSString *hSize = [[NSString alloc] initWithFormat:@"%d", (int) screenBounds.size.height];
+    const char **gameArgs = (const char**) malloc(sizeof(char *) * 9);
+
+    /*
+    size_t size;
+    // Set 'oldp' parameter to NULL to get the size of the data returned so we can allocate appropriate amount of space
+    sysctlbyname("hw.machine", NULL, &size, NULL, 0); 
+    char *name = malloc(size);
+    // Get the platform name
+    sysctlbyname("hw.machine", name, &size, NULL, 0);
+    NSString *machine = [[NSString alloc] initWithUTF8String:name];
+    free(name);
+    
+    const char **gameArgs = (const char**) malloc(sizeof(char*) * 9);
+
+    // if the machine is less than iphone 3gs or less than ipod touch 3g use reduced graphics (land array)
+    if ([machine hasPrefix:@"iPhone1"] || ([machine hasPrefix:@"iPod"] && ([machine hasSuffix:@"1,1"] || [machine hasSuffix:@"2,1"])))
+        gameArgs[8] = "1";
+    else
+        gameArgs[8] = "0";
+    [machine release];
+    */
+    
+    // prevents using an empty nickname
+    NSString *username;
+    NSString *originalUsername = [self.systemSettings objectForKey:@"username"];
+    if ([originalUsername length] == 0)
+        username = [[NSString alloc] initWithFormat:@"MobileUser-%@",ipcString];
+    else
+        username = [[NSString alloc] initWithString:originalUsername];
+    
+    gameArgs[0] = [username UTF8String];                                                        //UserNick
+    gameArgs[1] = [ipcString UTF8String];                                                       //ipcPort
+    gameArgs[2] = [[[self.systemSettings objectForKey:@"sound"] stringValue] UTF8String];       //isSoundEnabled
+    gameArgs[3] = [[[self.systemSettings objectForKey:@"music"] stringValue] UTF8String];       //isMusicEnabled
+    gameArgs[4] = [localeString UTF8String];                                                    //cLocaleFName
+    gameArgs[5] = [[[self.systemSettings objectForKey:@"alternate"] stringValue] UTF8String];   //cAltDamage
+    gameArgs[6] = [wSize UTF8String];                                                           //cScreenHeight
+    gameArgs[7] = [hSize UTF8String];                                                           //cScreenWidth
+    gameArgs[8] = NULL;                                                                         //recordFileName
+    
+    [wSize release];
+    [hSize release];
+    [localeString release];
+    [ipcString release];
+    [username release];
+    return gameArgs;
+}
+
+
+@end