1 /*

     2  This file is part of Appirater.

     3  

     4  Copyright (c) 2010, Arash Payan

     5  All rights reserved.

     6  

     7  Permission is hereby granted, free of charge, to any person

     8  obtaining a copy of this software and associated documentation

     9  files (the "Software"), to deal in the Software without

    10  restriction, including without limitation the rights to use,

    11  copy, modify, merge, publish, distribute, sublicense, and/or sell

    12  copies of the Software, and to permit persons to whom the

    13  Software is furnished to do so, subject to the following

    14  conditions:

    15  

    16  The above copyright notice and this permission notice shall be

    17  included in all copies or substantial portions of the Software.

    18  

    19  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

    20  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES

    21  OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

    22  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

    23  HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,

    24  WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

    25  FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR

    26  OTHER DEALINGS IN THE SOFTWARE.

    27  */

    28 /*

    29  * Appirater.m

    30  * appirater

    31  *

    32  * Created by Arash Payan on 9/5/09.

    33  * http://arashpayan.com

    34  * Copyright 2010 Arash Payan. All rights reserved.

    35  */

    36 

    37 #import "Appirater.h"

    38 #import <SystemConfiguration/SCNetworkReachability.h>

    39 #import <netinet/in.h>

    40 

    41 NSString *const kAppiraterLaunchDate            = @"kAppiraterLaunchDate";

    42 NSString *const kAppiraterLaunchCount           = @"kAppiraterLaunchCount";

    43 NSString *const kAppiraterCurrentVersion        = @"kAppiraterCurrentVersion";

    44 NSString *const kAppiraterRatedCurrentVersion   = @"kAppiraterRatedCurrentVersion";

    45 NSString *const kAppiraterDeclinedToRate        = @"kAppiraterDeclinedToRate";

    46 

    47 NSString *templateReviewURL = @"itms-apps://itunes.apple.com/WebObjects/MZStore.woa/wa/viewContentsUserReviews?id=APP_ID&onlyLatestVersion=true&pageNumber=0&sortOrdering=1&type=Purple+Software";

    48 

    49 @interface Appirater (hidden)

    50 

    51 -(BOOL) connectedToNetwork;

    52 

    53 @end

    54 

    55 @implementation Appirater (hidden)

    56 

    57 -(BOOL) connectedToNetwork {

    58     // Create zero addy

    59     struct sockaddr_in zeroAddress;

    60     bzero(&zeroAddress, sizeof(zeroAddress));

    61     zeroAddress.sin_len = sizeof(zeroAddress);

    62     zeroAddress.sin_family = AF_INET;

    63     

    64     // Recover reachability flags

    65     SCNetworkReachabilityRef defaultRouteReachability = SCNetworkReachabilityCreateWithAddress(NULL, (struct sockaddr *)&zeroAddress);

    66     SCNetworkReachabilityFlags flags;

    67     

    68     BOOL didRetrieveFlags = SCNetworkReachabilityGetFlags(defaultRouteReachability, &flags);

    69     CFRelease(defaultRouteReachability);

    70     

    71     if (!didRetrieveFlags) {

    72         NSLog(@"Error. Could not recover network reachability flags");

    73         return NO;

    74     }

    75     

    76     BOOL isReachable = flags & kSCNetworkFlagsReachable;

    77     BOOL needsConnection = flags & kSCNetworkFlagsConnectionRequired;

    78     BOOL nonWiFi = flags & kSCNetworkReachabilityFlagsTransientConnection;

    79     

    80     NSURL *testURL = [NSURL URLWithString:@"http://www.apple.com/"];

    81     NSURLRequest *testRequest = [NSURLRequest requestWithURL:testURL  cachePolicy:NSURLRequestReloadIgnoringLocalCacheData timeoutInterval:20.0];

    82     NSURLConnection *testConnection = [[NSURLConnection alloc] initWithRequest:testRequest delegate:self];

    83     

    84     return ((isReachable && !needsConnection) || nonWiFi) ? (testConnection ? YES : NO) : NO;

    85 }

    86 

    87 @end

    88 

    89 

    90 @implementation Appirater

    91 

    92 +(void) appLaunched {

    93     Appirater *appirater = [[Appirater alloc] init];

    94     [NSThread detachNewThreadSelector:@selector(appLaunchedHandler) toTarget:appirater withObject:nil];

    95 }

    96 

    97 -(void) appLaunchedHandler {

    98     NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];

    99 

   100     if (APPIRATER_DEBUG) {

   101         [self performSelectorOnMainThread:@selector(showPrompt) withObject:nil waitUntilDone:NO];

   102         return;

   103     }

   104 

   105     BOOL willShowPrompt = NO;

   106 

   107     // get the app's version

   108     NSString *version = [[[NSBundle mainBundle] infoDictionary] objectForKey:(NSString*)kCFBundleVersionKey];

   109 

   110     // get the version number that we've been tracking

   111     NSUserDefaults *userDefaults = [NSUserDefaults standardUserDefaults];

   112     NSString *trackingVersion = [userDefaults stringForKey:kAppiraterCurrentVersion];

   113     if (trackingVersion == nil) {

   114         trackingVersion = version;

   115         [userDefaults setObject:version forKey:kAppiraterCurrentVersion];

   116     }

   117     

   118     if (APPIRATER_DEBUG)

   119         DLog(@"APPIRATER Tracking version: %@", trackingVersion);

   120 

   121     if ([trackingVersion isEqualToString:version]) {

   122         // get the launch date

   123         NSTimeInterval timeInterval = [userDefaults doubleForKey:kAppiraterLaunchDate];

   124         if (timeInterval == 0) {

   125             timeInterval = [[NSDate date] timeIntervalSince1970];

   126             [userDefaults setDouble:timeInterval forKey:kAppiraterLaunchDate];

   127         }

   128 

   129         NSTimeInterval secondsSinceLaunch = [[NSDate date] timeIntervalSinceDate:[NSDate dateWithTimeIntervalSince1970:timeInterval]];

   130         double secondsUntilPrompt = 60 * 60 * 24 * DAYS_UNTIL_PROMPT;

   131 

   132         // get the launch count

   133         int launchCount = [userDefaults integerForKey:kAppiraterLaunchCount];

   134         launchCount++;

   135         [userDefaults setInteger:launchCount forKey:kAppiraterLaunchCount];

   136         if (APPIRATER_DEBUG)

   137             NSLog(@"APPIRATER Launch count: %d", launchCount);

   138 

   139         // have they previously declined to rate this version of the app?

   140         BOOL declinedToRate = [userDefaults boolForKey:kAppiraterDeclinedToRate];

   141 

   142         // have they already rated the app?

   143         BOOL ratedApp = [userDefaults boolForKey:kAppiraterRatedCurrentVersion];

   144 

   145         if (secondsSinceLaunch > secondsUntilPrompt &&

   146              launchCount > LAUNCHES_UNTIL_PROMPT &&

   147              !declinedToRate &&

   148              !ratedApp) {

   149             if ([self connectedToNetwork]) {	// check if they can reach the app store

   150                 willShowPrompt = YES;

   151                 [self performSelectorOnMainThread:@selector(showPrompt) withObject:nil waitUntilDone:NO];

   152             }

   153         }

   154     } else {

   155         // it's a new version of the app, so restart tracking

   156         [userDefaults setObject:version forKey:kAppiraterCurrentVersion];

   157         [userDefaults setDouble:[[NSDate date] timeIntervalSince1970] forKey:kAppiraterLaunchDate];

   158         [userDefaults setInteger:1 forKey:kAppiraterLaunchCount];

   159         [userDefaults setBool:NO forKey:kAppiraterRatedCurrentVersion];

   160         [userDefaults setBool:NO forKey:kAppiraterDeclinedToRate];

   161     }

   162 

   163     [userDefaults synchronize];

   164     if (!willShowPrompt)

   165         [self autorelease];

   166 

   167     [pool release];

   168 }

   169 

   170 -(void) showPrompt {

   171     UIAlertView *alertView = [[UIAlertView alloc] initWithTitle:APPIRATER_MESSAGE_TITLE

   172                                                         message:APPIRATER_MESSAGE

   173                                                        delegate:self

   174                                               cancelButtonTitle:APPIRATER_CANCEL_BUTTON

   175                                               otherButtonTitles:APPIRATER_RATE_BUTTON, APPIRATER_RATE_LATER, nil];

   176     [alertView show];

   177     [alertView release];

   178 }

   179 

   180 -(void) alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger) buttonIndex {

   181     NSUserDefaults *userDefaults = [NSUserDefaults standardUserDefaults];

   182 

   183     switch (buttonIndex) {

   184         case 0:

   185             // they don't want to rate it

   186             [userDefaults setBool:YES forKey:kAppiraterDeclinedToRate];

   187             break;

   188         case 1:

   189             // they want to rate it

   190             [[UIApplication sharedApplication] openURL:

   191              [NSURL URLWithString:[templateReviewURL stringByReplacingOccurrencesOfString:@"APP_ID" withString:[NSString stringWithFormat:@"%d", APPIRATER_APP_ID]]]];

   192             

   193             [userDefaults setBool:YES forKey:kAppiraterRatedCurrentVersion];

   194             break;

   195         case 2:

   196             // remind them later

   197             break;

   198         default:

   199             break;

   200     }

   201 

   202     [userDefaults synchronize];

   203 

   204     [self release];

   205 }

   206 

   207 @end