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Controller.m
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Controller.m
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//
// Controller.m
// Monkey Simulator
//
// Created by Aaron B. Russell on 2009-10-27.
// Copyright 2009 Rocket Dog Creative. Released under the New BSD License.
//
#import "Controller.h"
@implementation Controller
@synthesize stringBeingTested;
@synthesize lastString;
@synthesize lastLength;
@synthesize lastMatches;
@synthesize lastContext;
@synthesize longestString;
@synthesize longestLength;
@synthesize longestMatches;
@synthesize longestContext;
@synthesize humanSeconds;
@synthesize monkeySeconds;
@synthesize startButton;
@synthesize stopButton;
@synthesize progressIndicator;
@synthesize userWantsToAbort;
- (IBAction)startMonkeys:(id)sender {
//dispatch_queue_t main = dispatch_get_main_queue();
dispatch_queue_t queue = dispatch_get_global_queue(0,0);
NSError *error;
NSArray *allPaths = NSSearchPathForDirectoriesInDomains(NSApplicationSupportDirectory, NSUserDomainMask, TRUE);
NSString *userApplicationSupportDirectory = [allPaths objectAtIndex:0];
NSString *simStorage = [userApplicationSupportDirectory stringByAppendingPathComponent:@"Monkey Simulator/"];
userWantsToAbort = false;
[progressIndicator startAnimation:progressIndicator];
[startButton setEnabled:FALSE];
[stopButton setEnabled:TRUE];
NSFileManager *fileManager = [NSFileManager defaultManager];
if (![fileManager fileExistsAtPath:simStorage]) {
[fileManager createDirectoryAtPath:simStorage withIntermediateDirectories:FALSE attributes:[fileManager attributesOfItemAtPath:userApplicationSupportDirectory error:&error] error:&error];
}
if (![fileManager fileExistsAtPath:[simStorage stringByAppendingPathComponent:@"progress.plist"]]) {
[fileManager copyItemAtPath:[[NSBundle mainBundle] pathForResource:@"progress" ofType:@"plist"] toPath:[simStorage stringByAppendingPathComponent:@"progress.plist"] error:&error];
}
if (![fileManager fileExistsAtPath:[simStorage stringByAppendingPathComponent:@"log.tsv"]]) {
[fileManager copyItemAtPath:[[NSBundle mainBundle] pathForResource:@"log" ofType:@"tsv"] toPath:[simStorage stringByAppendingPathComponent:@"log.tsv"] error:&error];
}
dispatch_async(queue,^{
NSError *error;
int minimumToShow = 4;
int numberOfPossibleCharacters = 31;
NSArray *possibleCharacters = [NSArray arrayWithObjects:@"a",@"b",@"c",@"d",@"e",@"f",@"g",@"h",@"i",@"j",@"k",@"l",@"m",@"n",@"o",@"p",@"q",@"r",@"s",@"t",@"u",@"v",@"w",@"x",@"y",@"z",@" ",@",",@".",@";",@"-",nil];
NSString *errorString = [NSString stringWithString:@""];
NSPropertyListFormat format;
NSData *progressData = [fileManager contentsAtPath:[simStorage stringByAppendingPathComponent:@"progress.plist"]];
NSMutableDictionary *progressDictionary = [NSPropertyListSerialization propertyListFromData:progressData mutabilityOption:NSPropertyListMutableContainersAndLeaves format:&format errorDescription:&errorString];
NSTimeInterval timeElapsed = [[progressDictionary objectForKey:@"timeElapsed"] intValue];
int totalKeypresses = [[progressDictionary objectForKey:@"totalKeypresses"] intValue];
NSString *previousString = [progressDictionary objectForKey:@"previousString"];
int previousLength = [[progressDictionary objectForKey:@"previousLength"] intValue];
int previousMatches = [[progressDictionary objectForKey:@"previousMatches"] intValue];
NSString *previousContext = [progressDictionary objectForKey:@"previousContext"];
NSString *bestString = [progressDictionary objectForKey:@"bestString"];
int bestLength = [[progressDictionary objectForKey:@"bestLength"] intValue];
int bestMatches = [[progressDictionary objectForKey:@"bestMatches"] intValue];
NSString *bestContext = [progressDictionary objectForKey:@"bestContext"];
[lastString setStringValue:previousString];
[lastLength setIntValue:previousLength];
[lastMatches setIntValue:previousMatches];
[lastContext setStringValue:previousContext];
[longestString setStringValue:bestString];
[longestLength setIntValue:bestLength];
[longestMatches setIntValue:bestMatches];
[longestContext setStringValue:bestContext];
int numberOfMatches = 0;
int keysSinceLastSave = 0;
int initialLoop = 0;
NSString *monkeyKeypresses;
NSArray *theWorks = [[NSString stringWithContentsOfFile:[[NSBundle mainBundle] pathForResource:@"shakespeare" ofType:@"txt"] encoding:NSUTF8StringEncoding error:&error] componentsSeparatedByCharactersInSet:[NSCharacterSet newlineCharacterSet]];
NSString *firstMatchString = [NSString stringWithString:@""];
NSTimeInterval startTime = [NSDate timeIntervalSinceReferenceDate] - timeElapsed;
NSTimeInterval endTime;
while (userWantsToAbort == false) {
if (keysSinceLastSave > 500) {
endTime = [NSDate timeIntervalSinceReferenceDate];
timeElapsed = endTime - startTime;
[progressDictionary setValue:[NSNumber numberWithInt:timeElapsed] forKey:@"timeElapsed"];
[progressDictionary setValue:[NSNumber numberWithInt:totalKeypresses] forKey:@"totalKeypresses"];
[progressDictionary setValue:previousString forKey:@"previousString"];
[progressDictionary setValue:[NSNumber numberWithInt:previousLength] forKey:@"previousLength"];
[progressDictionary setValue:[NSNumber numberWithInt:previousMatches] forKey:@"previousMatches"];
[progressDictionary setValue:previousContext forKey:@"previousContext"];
[progressDictionary setValue:bestString forKey:@"bestString"];
[progressDictionary setValue:[NSNumber numberWithInt:bestLength] forKey:@"bestLength"];
[progressDictionary setValue:[NSNumber numberWithInt:bestMatches] forKey:@"bestMatches"];
[progressDictionary setValue:bestContext forKey:@"bestContext"];
progressData = [NSPropertyListSerialization dataFromPropertyList:progressDictionary format:NSPropertyListXMLFormat_v1_0 errorDescription:&errorString];
[progressData writeToFile:[simStorage stringByAppendingPathComponent:@"progress.plist"] atomically:YES];
keysSinceLastSave = 0;
}
monkeyKeypresses = [NSString stringWithString:@""];
for (initialLoop = 1; initialLoop <= minimumToShow; initialLoop++) {
monkeyKeypresses = [NSString stringWithFormat:@"%@%@",monkeyKeypresses,[possibleCharacters objectAtIndex:(arc4random() % numberOfPossibleCharacters)]];
totalKeypresses++;
keysSinceLastSave++;
}
endTime = [NSDate timeIntervalSinceReferenceDate];
timeElapsed = endTime - startTime;
[stringBeingTested setStringValue:monkeyKeypresses];
[humanSeconds setIntValue:timeElapsed];
[monkeySeconds setIntValue:totalKeypresses];
numberOfMatches = 0;
for (NSString *thisLine in theWorks) {
if ([thisLine rangeOfString:monkeyKeypresses].length) {
numberOfMatches++;
if (numberOfMatches == 1) {
firstMatchString = thisLine;
}
if ([monkeyKeypresses length] > bestLength) {
NSString *logFileContents = [[NSString alloc] initWithContentsOfFile:[simStorage stringByAppendingPathComponent:@"log.tsv"]];
NSString *newLogFileContents = [NSString stringWithFormat:@"%@%@\t%@\t%@\t%@\t%@\n",logFileContents,[[NSNumber numberWithInt:totalKeypresses] stringValue],monkeyKeypresses,[[NSNumber numberWithInt:[monkeyKeypresses length]] stringValue],[[NSNumber numberWithInt:numberOfMatches] stringValue],thisLine];
[newLogFileContents writeToFile:[simStorage stringByAppendingPathComponent:@"log.tsv"] atomically:YES encoding:NSUTF8StringEncoding error:&error];
}
}
}
while (numberOfMatches > 0) {
previousString = monkeyKeypresses;
previousLength = [monkeyKeypresses length];
previousMatches = numberOfMatches;
previousContext = firstMatchString;
[lastString setStringValue:previousString];
[lastLength setIntValue:previousLength];
[lastMatches setIntValue:previousMatches];
[lastContext setStringValue:previousContext];
if ([monkeyKeypresses length] > bestLength) {
bestString = monkeyKeypresses;
bestLength = [monkeyKeypresses length];
bestMatches = numberOfMatches;
bestContext = firstMatchString;
[longestString setStringValue:bestString];
[longestLength setIntValue:bestLength];
[longestMatches setIntValue:bestMatches];
[longestContext setStringValue:bestContext];
}
monkeyKeypresses = [NSString stringWithFormat:@"%@%@",monkeyKeypresses,[possibleCharacters objectAtIndex:(arc4random() % numberOfPossibleCharacters)]];
totalKeypresses++;
endTime = [NSDate timeIntervalSinceReferenceDate];
timeElapsed = endTime - startTime;
[stringBeingTested setStringValue:monkeyKeypresses];
[humanSeconds setIntValue:timeElapsed];
[monkeySeconds setIntValue:totalKeypresses];
numberOfMatches = 0;
for (NSString *thisLine in theWorks) {
if ([thisLine rangeOfString:monkeyKeypresses].length) {
numberOfMatches++;
if (numberOfMatches == 1) {
firstMatchString = thisLine;
}
if ([monkeyKeypresses length] > bestLength) {
NSString *logFileContents = [[NSString alloc] initWithContentsOfFile:[simStorage stringByAppendingPathComponent:@"log.tsv"]];
NSString *newLogFileContents = [NSString stringWithFormat:@"%@%@\t%@\t%@\t%@\t%@\n",logFileContents,[[NSNumber numberWithInt:totalKeypresses] stringValue],monkeyKeypresses,[[NSNumber numberWithInt:[monkeyKeypresses length]] stringValue],[[NSNumber numberWithInt:numberOfMatches] stringValue],thisLine];
[newLogFileContents writeToFile:[simStorage stringByAppendingPathComponent:@"log.tsv"] atomically:YES encoding:NSUTF8StringEncoding error:&error];
}
}
}
}
}
endTime = [NSDate timeIntervalSinceReferenceDate];
timeElapsed = endTime - startTime;
[progressDictionary setValue:[NSNumber numberWithInt:timeElapsed] forKey:@"timeElapsed"];
[progressDictionary setValue:[NSNumber numberWithInt:totalKeypresses] forKey:@"totalKeypresses"];
[progressDictionary setValue:previousString forKey:@"previousString"];
[progressDictionary setValue:[NSNumber numberWithInt:previousLength] forKey:@"previousLength"];
[progressDictionary setValue:[NSNumber numberWithInt:previousMatches] forKey:@"previousMatches"];
[progressDictionary setValue:previousContext forKey:@"previousContext"];
[progressDictionary setValue:bestString forKey:@"bestString"];
[progressDictionary setValue:[NSNumber numberWithInt:bestLength] forKey:@"bestLength"];
[progressDictionary setValue:[NSNumber numberWithInt:bestMatches] forKey:@"bestMatches"];
[progressDictionary setValue:bestContext forKey:@"bestContext"];
progressData = [NSPropertyListSerialization dataFromPropertyList:progressDictionary format:NSPropertyListXMLFormat_v1_0 errorDescription:&errorString];
[progressData writeToFile:[simStorage stringByAppendingPathComponent:@"progress.plist"] atomically:YES];
});
}
- (IBAction)stopMonkeys:(id)sender {
userWantsToAbort = TRUE;
[progressIndicator stopAnimation:progressIndicator];
[startButton setEnabled:TRUE];
[stopButton setEnabled:FALSE];
}
@end