150 lines
4.5 KiB
Objective-C
150 lines
4.5 KiB
Objective-C
/*
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Copyright 2013 Hardcoded Software (http://www.hardcoded.net)
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This software is licensed under the "BSD" License as described in the "LICENSE" file,
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which should be included with this package. The terms are also available at
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http://www.hardcoded.net/licenses/bsd_license
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*/
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#import "HSFairware.h"
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#import <CommonCrypto/CommonDigest.h>
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#import "HSFairwareReminder.h"
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#import "Dialogs.h"
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#import "Utils.h"
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NSString* md5str(NSString *source)
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{
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const char *cSource = [source UTF8String];
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unsigned char result[16];
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CC_MD5(cSource, strlen(cSource), result);
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return fmt(@"%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
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result[0], result[1], result[2], result[3], result[4], result[5], result[6], result[7],
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result[8], result[9], result[10], result[11], result[12], result[13], result[14], result[15]
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);
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}
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BOOL validateCode(NSString *code, NSString *email, NSInteger appId)
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{
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if ([code length] != 32) {
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return NO;
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}
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NSInteger i;
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for (i=0; i<=100; i++) {
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NSString *blob = fmt(@"%i%@%iaybabtu", appId, email, i);
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if ([md5str(blob) isEqualTo:code]) {
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return YES;
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}
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}
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return NO;
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}
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NSString* normalizeString(NSString *str)
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{
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return [[str stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]] lowercaseString];
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}
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@implementation HSFairware
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- (id)initWithAppId:(NSInteger)aAppId name:(NSString *)aName;
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{
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self = [super init];
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appId = aAppId;
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name = [aName retain];
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registered = NO;
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return self;
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}
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- (void)dealloc
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{
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[name release];
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[super dealloc];
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}
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/* Private */
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- (void)setRegistrationCode:(NSString *)aCode email:(NSString *)aEmail
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{
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registered = validateCode(aCode, aEmail, appId);
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}
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/* Public */
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- (void)initialRegistrationSetup
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{
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NSUserDefaults *ud = [NSUserDefaults standardUserDefaults];
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NSString *code = [ud stringForKey:@"RegistrationCode"];
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NSString *email = [ud stringForKey:@"RegistrationEmail"];
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if (code && email) {
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[self setRegistrationCode:code email:email];
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}
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if (!registered) {
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BOOL fairwareMode = [ud boolForKey:@"FairwareMode"];
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if (!fairwareMode) {
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NSString *prompt = @"%@ is fairware, which means \"open source software developed "
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"with expectation of fair contributions from users\". It's a very interesting "
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"concept, but one year of fairware has shown that most people just want to know "
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"how much it costs and not be bothered with theories about intellectual property."
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"\n\n"
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"So I won't bother you and will be very straightforward: You can try %@ for "
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"free but you have to buy it in order to use it without limitations. In demo mode, "
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"%@ will show this dialog on startup."
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"\n\n"
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"So it's as simple as this. If you're curious about fairware, however, I encourage "
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"you to read more about it by clicking on the \"Fairware?\" button.";
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[HSFairwareReminder showDemoNagWithApp:self prompt:fmt(prompt, name, name, name)];
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}
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}
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}
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- (NSString *)appName
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{
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return name;
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}
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- (NSString *)appLongName
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{
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return name;
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}
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- (BOOL)isRegistered
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{
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return registered;
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}
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- (BOOL)setRegisteredCode:(NSString *)code andEmail:(NSString *)email
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{
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code = normalizeString(code);
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email = normalizeString(email);
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NSUserDefaults *ud = [NSUserDefaults standardUserDefaults];
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if (([code isEqualTo:@"fairware"]) || ([email isEqualTo:@"fairware"])) {
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[ud setBool:YES forKey:@"FairwareMode"];
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[Dialogs showMessage:@"Fairware mode enabled."];
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return YES;
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}
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[self setRegistrationCode:code email:email];
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if (registered) {
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[ud setObject:code forKey:@"RegistrationCode"];
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[ud setObject:email forKey:@"RegistrationEmail"];
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[Dialogs showMessage:@"Your code is valid, thanks!"];
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return YES;
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}
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else {
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[Dialogs showMessage:@"Your code is invalid. Make sure that you wrote the good code. Also "
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"make sure that the e-mail you gave is the same as the e-mail you used for your purchase."];
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return NO;
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}
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}
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- (void)contribute
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{
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[[NSWorkspace sharedWorkspace] openURL:[NSURL URLWithString:@"http://open.hardcoded.net/contribute/"]];
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}
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- (void)buy
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{
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[[NSWorkspace sharedWorkspace] openURL:[NSURL URLWithString:@"http://www.hardcoded.net/purchase.htm"]];
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}
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- (void)aboutFairware
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{
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[[NSWorkspace sharedWorkspace] openURL:[NSURL URLWithString:@"http://open.hardcoded.net/about/"]];
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}
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@end |