project_files/HedgewarsMobile/Classes/GameSetup.m
author koda
Sat, 26 Jun 2010 04:36:04 +0200
changeset 3551 d4de36b3801a
parent 3548 4d220ee7c75f
child 3573 c84067629035
permissions -rw-r--r--
moar zoom, fixed fort mode, other glitches but best of all, touch works fo' real
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//
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//  gameSetup.m
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//  hwengine
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//
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//  Created by Vittorio on 10/01/10.
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//  Copyright 2010 __MyCompanyName__. All rights reserved.
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//
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#include <sys/types.h>
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#include <sys/sysctl.h>
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#import "GameSetup.h"
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#import "SDL_uikitappdelegate.h"
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#import "SDL_net.h"
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#import "PascalImports.h"
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#import "CommodityFunctions.h"
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#define BUFFER_SIZE 256
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@implementation GameSetup
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@synthesize systemSettings, gameConfig;
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-(id) init {
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    if (self = [super init]) {
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        ipcPort = randomPort();
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        // should check they exist and throw and exection if not
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        NSDictionary *dictSett = [[NSDictionary alloc] initWithContentsOfFile:SETTINGS_FILE()];
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        self.systemSettings = dictSett;
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        [dictSett release];
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        NSDictionary *dictGame = [[NSDictionary alloc] initWithContentsOfFile:GAMECONFIG_FILE()];
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        self.gameConfig = dictGame;
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        [dictGame release];
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    } 
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    return self;
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}
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-(void) dealloc {
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    [gameConfig release];
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    [systemSettings release];
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    [super dealloc];
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}
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#pragma mark -
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#pragma mark Provider functions
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// unpacks team data from the selected team.plist to a sequence of engine commands
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-(void) provideTeamData:(NSString *)teamName forHogs:(NSInteger) numberOfPlayingHogs withHealth:(NSInteger) initialHealth ofColor:(NSNumber *)teamColor {
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    /*
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     addteam <32charsMD5hash> <color> <team name>
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     addhh <level> <health> <hedgehog name>
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     <level> is 0 for human, 1-5 for bots (5 is the most stupid)
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    */
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    NSString *teamFile = [[NSString alloc] initWithFormat:@"%@/%@", TEAMS_DIRECTORY(), teamName];
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    NSDictionary *teamData = [[NSDictionary alloc] initWithContentsOfFile:teamFile];
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    [teamFile release];
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    NSString *teamHashColorAndName = [[NSString alloc] initWithFormat:@"eaddteam %@ %@ %@", 
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                                      [teamData objectForKey:@"hash"], [teamColor stringValue], [teamData objectForKey:@"teamname"]];
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    [self sendToEngine: teamHashColorAndName];
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    [teamHashColorAndName release];
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    NSString *grave = [[NSString alloc] initWithFormat:@"egrave %@", [teamData objectForKey:@"grave"]];
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    [self sendToEngine: grave];
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    [grave release];
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    NSString *fort = [[NSString alloc] initWithFormat:@"efort %@", [teamData objectForKey:@"fort"]];
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    [self sendToEngine: fort];
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    [fort release];
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    NSString *voicepack = [[NSString alloc] initWithFormat:@"evoicepack %@", [teamData objectForKey:@"voicepack"]];
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    [self sendToEngine: voicepack];
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    [voicepack release];
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    NSString *flag = [[NSString alloc] initWithFormat:@"eflag %@", [teamData objectForKey:@"flag"]];
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    [self sendToEngine: flag];
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    [flag release];
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    NSArray *hogs = [teamData objectForKey:@"hedgehogs"];
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    for (int i = 0; i < numberOfPlayingHogs; i++) {
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        NSDictionary *hog = [hogs objectAtIndex:i];
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        NSString *hogLevelHealthAndName = [[NSString alloc] initWithFormat:@"eaddhh %@ %d %@", 
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                                           [hog objectForKey:@"level"], initialHealth, [hog objectForKey:@"hogname"]];
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        [self sendToEngine: hogLevelHealthAndName];
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        [hogLevelHealthAndName release];
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        NSString *hogHat = [[NSString alloc] initWithFormat:@"ehat %@", [hog objectForKey:@"hat"]];
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        [self sendToEngine: hogHat];
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        [hogHat release];
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    }
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    [teamData release];
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}
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// unpacks ammostore data from the selected ammo.plist to a sequence of engine commands
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-(void) provideAmmoData:(NSString *)ammostoreName forPlayingTeams:(NSInteger) numberOfTeams {
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    NSString *weaponPath = [[NSString alloc] initWithFormat:@"%@/%@",WEAPONS_DIRECTORY(),ammostoreName];
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    NSDictionary *ammoData = [[NSDictionary alloc] initWithContentsOfFile:weaponPath];
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    [weaponPath release];
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    NSString *ammloadt = [[NSString alloc] initWithFormat:@"eammloadt %@", [ammoData objectForKey:@"ammostore_initialqt"]];
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    [self sendToEngine: ammloadt];
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    [ammloadt release];
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    NSString *ammprob = [[NSString alloc] initWithFormat:@"eammprob %@", [ammoData objectForKey:@"ammostore_probability"]];
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    [self sendToEngine: ammprob];
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    [ammprob release];
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    NSString *ammdelay = [[NSString alloc] initWithFormat:@"eammdelay %@", [ammoData objectForKey:@"ammostore_delay"]];
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    [self sendToEngine: ammdelay];
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    [ammdelay release];
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    NSString *ammreinf = [[NSString alloc] initWithFormat:@"eammreinf %@", [ammoData objectForKey:@"ammostore_crate"]];
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    [self sendToEngine: ammreinf];
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    [ammreinf release];
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    // sent twice so it applies to both teams
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    NSString *ammstore = [[NSString alloc] initWithString:@"eammstore"];
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    for (int i = 0; i < numberOfTeams; i++)
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        [self sendToEngine: ammstore];
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    [ammstore release];
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    [ammoData release];
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}
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// unpacks scheme data from the selected scheme.plist to a sequence of engine commands
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-(NSInteger) provideScheme:(NSString *)schemeName {
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    NSString *schemePath = [[NSString alloc] initWithFormat:@"%@/%@",SCHEMES_DIRECTORY(),schemeName];
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    NSArray *scheme = [[NSArray alloc] initWithContentsOfFile:schemePath];
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    [schemePath release];
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    int result = 0;
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    int i = 0;
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x01;
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x10;    
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x04;
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x08;    
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x20;
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x40;    
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x80;
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x100;    
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x200;
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x400;    
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x800;
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x2000;    
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x4000;
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x8000;    
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x10000;
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x20000;
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    if ([[scheme objectAtIndex:i++] boolValue])
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        result |= 0x80000;    
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    NSString *flags = [[NSString alloc] initWithFormat:@"e$gmflags %d",result];
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    [self sendToEngine:flags];
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    [flags release];
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    NSString *dmgMod = [[NSString alloc] initWithFormat:@"e$damagepct %d",[[scheme objectAtIndex:i++] intValue]];
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    [self sendToEngine:dmgMod];
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    [dmgMod release];
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    NSString *turnTime = [[NSString alloc] initWithFormat:@"e$turntime %d",[[scheme objectAtIndex:i++] intValue] * 1000];
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    [self sendToEngine:turnTime];
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    [turnTime release];
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    result = [[scheme objectAtIndex:i++] intValue]; // initial health
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    NSString *sdTime = [[NSString alloc] initWithFormat:@"e$sd_turns %d",[[scheme objectAtIndex:i++] intValue]];
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    [self sendToEngine:sdTime];
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    [sdTime release];
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    NSString *crateDrops = [[NSString alloc] initWithFormat:@"e$casefreq %d",[[scheme objectAtIndex:i++] intValue]];
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    [self sendToEngine:crateDrops];
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    [crateDrops release];
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    NSString *minesTime = [[NSString alloc] initWithFormat:@"e$minestime %d",[[scheme objectAtIndex:i++] intValue] * 1000];
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    [self sendToEngine:minesTime];
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    [minesTime release];
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    NSString *minesNumber = [[NSString alloc] initWithFormat:@"e$landadds %d",[[scheme objectAtIndex:i++] intValue]];
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    [self sendToEngine:minesNumber];
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    [minesNumber release];
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   201
    
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    NSString *dudMines = [[NSString alloc] initWithFormat:@"e$minedudpct %d",[[scheme objectAtIndex:i++] intValue]];
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    [self sendToEngine:dudMines];
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    [dudMines release];
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    NSString *explosives = [[NSString alloc] initWithFormat:@"e$explosives %d",[[scheme objectAtIndex:i++] intValue]];
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    [self sendToEngine:explosives];
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    [explosives release];
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   209
    
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    [scheme release];
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    return result;
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   212
}
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#pragma mark -
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#pragma mark Thread/Network relevant code
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// select one of GameSetup method and execute it in a seprate thread
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-(void) startThread: (NSString *) selector {
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    SEL usage = NSSelectorFromString(selector);
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    [NSThread detachNewThreadSelector:usage toTarget:self withObject:nil];
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}
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   221
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   222
// wrapper that computes the length of the message and then sends the command string
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-(int) sendToEngine: (NSString *)string {
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   224
    uint8_t length = [string length];
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   225
    
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    SDLNet_TCP_Send(csd, &length , 1);
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    return SDLNet_TCP_Send(csd, [string UTF8String], length);
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   228
}
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   229
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   230
// method that handles net setup with engine and keeps connection alive
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   231
-(void) engineProtocol {
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    NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
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    TCPsocket sd;
3547
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   234
    IPaddress ip;
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    int eProto;
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    BOOL clientQuit;
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    char buffer[BUFFER_SIZE];
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    uint8_t msgSize;
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   239
    uint16_t gameTicks;
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    clientQuit = NO;
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    csd = NULL;
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   243
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   244
    if (SDLNet_Init() < 0) {
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   245
        DLog(@"SDLNet_Init: %s", SDLNet_GetError());
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        clientQuit = YES;
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   247
    }
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   248
    
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   249
    // Resolving the host using NULL make network interface to listen
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    if (SDLNet_ResolveHost(&ip, NULL, ipcPort) < 0 && !clientQuit) {
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        DLog(@"SDLNet_ResolveHost: %s\n", SDLNet_GetError());
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        clientQuit = YES;
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   253
    }
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   254
    
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   255
    // Open a connection with the IP provided (listen on the host's port) 
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   256
    if (!(sd = SDLNet_TCP_Open(&ip)) && !clientQuit) {
3547
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   257
        DLog(@"SDLNet_TCP_Open: %s %\n", SDLNet_GetError(), ipcPort);
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        clientQuit = YES;
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   259
    }
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   260
    
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   261
    DLog(@"Waiting for a client on port %d", ipcPort);
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   262
    while (csd == NULL) 
3547
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   263
        csd = SDLNet_TCP_Accept(sd);
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   264
    SDLNet_TCP_Close(sd);
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   265
    
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   266
    while (!clientQuit) {
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   267
        msgSize = 0;
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   268
        memset(buffer, 0, BUFFER_SIZE);
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        if (SDLNet_TCP_Recv(csd, &msgSize, sizeof(uint8_t)) <= 0)
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   270
            clientQuit = YES;
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   271
        if (SDLNet_TCP_Recv(csd, buffer, msgSize) <=0)
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            clientQuit = YES;
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   273
        
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   274
        switch (buffer[0]) {
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   275
            case 'C':
3547
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   276
                DLog(@"sending game config");
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   277
                
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   278
                // local game
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   279
                [self sendToEngine:@"TL"];
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   280
                
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   281
                // seed info
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   282
                [self sendToEngine:[self.gameConfig objectForKey:@"seed_command"]];
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   283
                
3547
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   284
                // dimension of the map
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   285
                [self sendToEngine:[self.gameConfig objectForKey:@"templatefilter_command"]];
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   286
                [self sendToEngine:[self.gameConfig objectForKey:@"mapgen_command"]];
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   287
                [self sendToEngine:[self.gameConfig objectForKey:@"mazesize_command"]];
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   288
                
3547
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   289
                // theme info
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   290
                [self sendToEngine:[self.gameConfig objectForKey:@"theme_command"]];
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   291
                
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   292
                // scheme (returns initial health)
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   293
                NSInteger health = [self provideScheme:[self.gameConfig objectForKey:@"scheme"]];
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diff changeset
   294
                
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   295
                NSArray *teamsConfig = [self.gameConfig objectForKey:@"teams_list"];
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diff changeset
   296
                for (NSDictionary *teamData in teamsConfig) {
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   297
                    [self provideTeamData:[teamData objectForKey:@"team"] 
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   298
                                  forHogs:[[teamData objectForKey:@"number"] intValue]
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   299
                               withHealth:health
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   300
                                  ofColor:[teamData objectForKey:@"color"]];
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diff changeset
   301
                }
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   302
                
3548
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   303
                [self provideAmmoData:[self.gameConfig objectForKey:@"weapon"] forPlayingTeams:[teamsConfig count]];
3547
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   304
                
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   305
                clientQuit = NO;
3548
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   306
                break;
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   307
            case '?':
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   308
                // without this sleep sometimes frontend replies before engine has processed any flag (resulting in an error)
3551
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   309
                [NSThread sleepForTimeInterval:0.6];
3548
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   310
                DLog(@"Ping? Pong!");
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diff changeset
   311
                [self sendToEngine:@"!"];
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   312
                break;
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   313
            case 'E':
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   314
                DLog(@"ERROR - last console line: [%s]", &buffer[1]);
3547
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diff changeset
   315
                clientQuit = YES;
3548
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   316
                break;
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diff changeset
   317
            case 'e':
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   318
                sscanf(buffer, "%*s %d", &eProto);
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   319
                short int netProto = 0;
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   320
                char *versionStr;
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diff changeset
   321
                
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   322
                HW_versionInfo(&netProto, &versionStr);
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diff changeset
   323
                if (netProto == eProto) {
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diff changeset
   324
                    DLog(@"Setting protocol version %d (%s)", eProto, versionStr);
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diff changeset
   325
                } else {
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diff changeset
   326
                    DLog(@"ERROR - wrong protocol number: [%s] - expecting %d", &buffer[1], eProto);
3547
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diff changeset
   327
                    clientQuit = YES;
3548
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diff changeset
   328
                }
3547
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diff changeset
   329
                
3548
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   330
                break;
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diff changeset
   331
            case 'i':
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diff changeset
   332
                switch (buffer[1]) {
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diff changeset
   333
                    case 'r':
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   334
                        NSLog(@"Winning team: %s", &buffer[2]);
3547
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diff changeset
   335
                        break;
3548
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diff changeset
   336
                    case 'k':
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diff changeset
   337
                        NSLog(@"Best Hedgehog: %s", &buffer[2]);
3547
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diff changeset
   338
                        break;
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diff changeset
   339
                }
3548
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diff changeset
   340
                break;
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diff changeset
   341
            default:
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   342
                // empty packet or just statistics -- in either cases gameTicks is sent
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diff changeset
   343
                //gameTicks = SDLNet_Read16 (&buffer[msgSize - 2]);
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   344
                //DLog(@"engineProtocol - %d: received [%s]", gameTicks, buffer);
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diff changeset
   345
                break;
3547
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diff changeset
   346
        }
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   347
    }
3548
4d220ee7c75f server somewhat simplified and correct sporadic crasher
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   348
    DLog(@"Engine exited, closing server");
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   349
    // wait a little to let the client close cleanly
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diff changeset
   350
    [NSThread sleepForTimeInterval:2];
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diff changeset
   351
    // Close the client socket
4d220ee7c75f server somewhat simplified and correct sporadic crasher
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diff changeset
   352
    SDLNet_TCP_Close(csd);    
4d220ee7c75f server somewhat simplified and correct sporadic crasher
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diff changeset
   353
    SDLNet_Quit();
3547
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diff changeset
   354
    
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diff changeset
   355
    [[NSFileManager defaultManager] removeItemAtPath:GAMECONFIG_FILE() error:NULL];
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diff changeset
   356
    
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diff changeset
   357
    [pool release];
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   358
    //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.
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diff changeset
   359
    //[NSThread exit];
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diff changeset
   360
}
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diff changeset
   361
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diff changeset
   362
#pragma mark -
02875b1145b7 i <3 mercurial
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   363
#pragma mark Setting methods
02875b1145b7 i <3 mercurial
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   364
// returns an array of c-strings that are read by engine at startup
02875b1145b7 i <3 mercurial
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diff changeset
   365
-(const char **)getSettings {
02875b1145b7 i <3 mercurial
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   366
    NSString *ipcString = [[NSString alloc] initWithFormat:@"%d", ipcPort];
02875b1145b7 i <3 mercurial
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diff changeset
   367
    NSString *localeString = [[NSString alloc] initWithFormat:@"%@.txt", [[NSLocale currentLocale] objectForKey:NSLocaleLanguageCode]];
02875b1145b7 i <3 mercurial
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diff changeset
   368
    CGRect screenBounds = [[UIScreen mainScreen] bounds];
02875b1145b7 i <3 mercurial
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diff changeset
   369
    NSString *wSize = [[NSString alloc] initWithFormat:@"%d", (int) screenBounds.size.width];
02875b1145b7 i <3 mercurial
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diff changeset
   370
    NSString *hSize = [[NSString alloc] initWithFormat:@"%d", (int) screenBounds.size.height];
02875b1145b7 i <3 mercurial
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diff changeset
   371
    const char **gameArgs = (const char**) malloc(sizeof(char *) * 9);
02875b1145b7 i <3 mercurial
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parents: 3546
diff changeset
   372
02875b1145b7 i <3 mercurial
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diff changeset
   373
    /*
02875b1145b7 i <3 mercurial
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diff changeset
   374
    size_t size;
02875b1145b7 i <3 mercurial
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diff changeset
   375
    // Set 'oldp' parameter to NULL to get the size of the data returned so we can allocate appropriate amount of space
02875b1145b7 i <3 mercurial
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parents: 3546
diff changeset
   376
    sysctlbyname("hw.machine", NULL, &size, NULL, 0); 
02875b1145b7 i <3 mercurial
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parents: 3546
diff changeset
   377
    char *name = malloc(size);
02875b1145b7 i <3 mercurial
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parents: 3546
diff changeset
   378
    // Get the platform name
02875b1145b7 i <3 mercurial
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parents: 3546
diff changeset
   379
    sysctlbyname("hw.machine", name, &size, NULL, 0);
02875b1145b7 i <3 mercurial
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parents: 3546
diff changeset
   380
    NSString *machine = [[NSString alloc] initWithUTF8String:name];
02875b1145b7 i <3 mercurial
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parents: 3546
diff changeset
   381
    free(name);
02875b1145b7 i <3 mercurial
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parents: 3546
diff changeset
   382
    
02875b1145b7 i <3 mercurial
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parents: 3546
diff changeset
   383
    const char **gameArgs = (const char**) malloc(sizeof(char*) * 9);
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   384
02875b1145b7 i <3 mercurial
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parents: 3546
diff changeset
   385
    // if the machine is less than iphone 3gs or less than ipod touch 3g use reduced graphics (land array)
02875b1145b7 i <3 mercurial
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parents: 3546
diff changeset
   386
    if ([machine hasPrefix:@"iPhone1"] || ([machine hasPrefix:@"iPod"] && ([machine hasSuffix:@"1,1"] || [machine hasSuffix:@"2,1"])))
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   387
        gameArgs[8] = "1";
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   388
    else
02875b1145b7 i <3 mercurial
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parents: 3546
diff changeset
   389
        gameArgs[8] = "0";
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   390
    [machine release];
02875b1145b7 i <3 mercurial
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parents: 3546
diff changeset
   391
    */
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   392
    
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   393
    // prevents using an empty nickname
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   394
    NSString *username;
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   395
    NSString *originalUsername = [self.systemSettings objectForKey:@"username"];
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   396
    if ([originalUsername length] == 0)
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   397
        username = [[NSString alloc] initWithFormat:@"MobileUser-%@",ipcString];
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   398
    else
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   399
        username = [[NSString alloc] initWithString:originalUsername];
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   400
    
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   401
    gameArgs[0] = [username UTF8String];                                                        //UserNick
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   402
    gameArgs[1] = [ipcString UTF8String];                                                       //ipcPort
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   403
    gameArgs[2] = [[[self.systemSettings objectForKey:@"sound"] stringValue] UTF8String];       //isSoundEnabled
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   404
    gameArgs[3] = [[[self.systemSettings objectForKey:@"music"] stringValue] UTF8String];       //isMusicEnabled
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   405
    gameArgs[4] = [localeString UTF8String];                                                    //cLocaleFName
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   406
    gameArgs[5] = [[[self.systemSettings objectForKey:@"alternate"] stringValue] UTF8String];   //cAltDamage
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   407
    gameArgs[6] = [wSize UTF8String];                                                           //cScreenHeight
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   408
    gameArgs[7] = [hSize UTF8String];                                                           //cScreenWidth
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   409
    gameArgs[8] = NULL;                                                                         //recordFileName
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   410
    
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   411
    [wSize release];
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   412
    [hSize release];
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   413
    [localeString release];
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   414
    [ipcString release];
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   415
    [username release];
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   416
    return gameArgs;
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   417
}
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   418
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   419
02875b1145b7 i <3 mercurial
koda
parents: 3546
diff changeset
   420
@end