mods/atsocial_iphone_app/InAppSettingsKit/Models/IASKSettingsReader.m

   1 //
   2 //  IASKSettingsReader.m
   3 //  http://www.inappsettingskit.com
   4 //
   5 //  Copyright (c) 2009:
   6 //  Luc Vandal, Edovia Inc., http://www.edovia.com
   7 //  Ortwin Gentz, FutureTap GmbH, http://www.futuretap.com
   8 //  All rights reserved.
   9 //
  10 //  It is appreciated but not required that you give credit to Luc Vandal and Ortwin Gentz,
  11 //  as the original authors of this code. You can give credit in a blog post, a tweet or on
  12 //  a info page of your app. Also, the original authors appreciate letting them know if you use this code.
  13 //
  14 //  This code is licensed under the BSD license that is available at: http://www.opensource.org/licenses/bsd-license.php
  15 //
  16
  17 #import "IASKSettingsReader.h"
  18 #import "IASKSpecifier.h"
  19
  20 @interface IASKSettingsReader (private)
  21 - (void)_reinterpretBundle:(NSDictionary*)settingsBundle;
  22 - (BOOL)_sectionHasHeading:(NSInteger)section;
  23 @end
  24
  25 @implementation IASKSettingsReader
  26
  27 @synthesize path=_path,
  28 bundleFolder=_bundleFolder,
  29 settingsBundle=_settingsBundle,
  30 dataSource=_dataSource;
  31
  32 - (id)init {
  33         return [self initWithFile:@"Root"];
  34 }
  35
  36 - (id)initWithFile:(NSString*)file {
  37     if ((self=[super init])) {
  38                 [self setBundleFolder:kIASKBundleFolderAlt];
  39                 // Generate the settings bundle path
  40                 NSString *path = [self bundlePath];
  41
  42                 // Try both bundle folders
  43                 for (int i=0;i<2;i++) {
  44                         [self setPath:[path stringByAppendingPathComponent:[file stringByAppendingString:@".inApp.plist"]]];
  45                         [self setSettingsBundle:[NSDictionary dictionaryWithContentsOfFile:[self path]]];
  46                         if (!self.settingsBundle) {
  47                                 [self setPath:[path stringByAppendingPathComponent:[file stringByAppendingString:@".plist"]]];
  48                                 [self setSettingsBundle:[NSDictionary dictionaryWithContentsOfFile:[self path]]];
  49                         }
  50                         if (self.settingsBundle)
  51                                 break;
  52                         [self setBundleFolder:kIASKBundleFolder];
  53                         path = [self bundlePath];
  54                 }
  55         _bundle = [[NSBundle bundleWithPath:path] retain];
  56
  57         if (_settingsBundle) {
  58             [self _reinterpretBundle:_settingsBundle];
  59         }
  60     }
  61     return self;
  62 }
  63
  64 - (void)dealloc {
  65     [_path release];
  66     [_settingsBundle release];
  67     [_dataSource release];
  68     [_bundle release];
  69     [super dealloc];
  70 }
  71
  72 - (void)_reinterpretBundle:(NSDictionary*)settingsBundle {
  73     NSArray *preferenceSpecifiers   = [settingsBundle objectForKey:kIASKPreferenceSpecifiers];
  74     NSInteger sectionCount          = -1;
  75     NSMutableArray *dataSource      = [[[NSMutableArray alloc] init] autorelease];
  76
  77     for (NSDictionary *specifier in preferenceSpecifiers) {
  78         if ([(NSString*)[specifier objectForKey:kIASKType] isEqualToString:kIASKPSGroupSpecifier]) {
  79             NSMutableArray *newArray = [[NSMutableArray alloc] init];
  80
  81             [newArray addObject:specifier];
  82             [dataSource addObject:newArray];
  83             [newArray release];
  84             sectionCount++;
  85         }
  86         else {
  87             if (sectionCount == -1) {
  88                 NSMutableArray *newArray = [[NSMutableArray alloc] init];
  89                                 [dataSource addObject:newArray];
  90                                 [newArray release];
  91                                 sectionCount++;
  92                         }
  93
  94             IASKSpecifier *newSpecifier = [[IASKSpecifier alloc] initWithSpecifier:specifier];
  95             [(NSMutableArray*)[dataSource objectAtIndex:sectionCount] addObject:newSpecifier];
  96             [newSpecifier release];
  97         }
  98     }
  99     [self setDataSource:dataSource];
 100 }
 101
 102 - (BOOL)_sectionHasHeading:(NSInteger)section {
 103     return [[[[self dataSource] objectAtIndex:section] objectAtIndex:0] isKindOfClass:[NSDictionary class]];
 104 }
 105
 106 - (NSInteger)numberOfSections {
 107     return [[self dataSource] count];
 108 }
 109
 110 - (NSInteger)numberOfRowsForSection:(NSInteger)section {
 111     int headingCorrection = [self _sectionHasHeading:section] ? 1 : 0;
 112     return [(NSArray*)[[self dataSource] objectAtIndex:section] count] - headingCorrection;
 113 }
 114
 115 - (IASKSpecifier*)specifierForIndexPath:(NSIndexPath*)indexPath {
 116     int headingCorrection = [self _sectionHasHeading:indexPath.section] ? 1 : 0;
 117
 118     IASKSpecifier *specifier = [[[self dataSource] objectAtIndex:indexPath.section] objectAtIndex:(indexPath.row+headingCorrection)];
 119         specifier.settingsReader = self;
 120         return specifier;
 121 }
 122
 123 - (IASKSpecifier*)specifierForKey:(NSString*)key {
 124     for (NSArray *specifiers in _dataSource) {
 125         for (id sp in specifiers) {
 126             if ([sp isKindOfClass:[IASKSpecifier class]]) {
 127                 if ([[sp key] isEqualToString:key]) {
 128                     return sp;
 129                 }
 130             }
 131         }
 132     }
 133     return nil;
 134 }
 135
 136 - (NSString*)titleForSection:(NSInteger)section {
 137     if ([self _sectionHasHeading:section]) {
 138         NSDictionary *dict = [[[self dataSource] objectAtIndex:section] objectAtIndex:kIASKSectionHeaderIndex];
 139         return [_bundle localizedStringForKey:[dict objectForKey:kIASKTitle] value:[dict objectForKey:kIASKTitle] table:@"Root"];
 140     }
 141     return nil;
 142 }
 143
 144 - (NSString*)titleForStringId:(NSString*)stringId {
 145     return [_bundle localizedStringForKey:stringId value:stringId table:@"Root"];
 146 }
 147
 148 - (NSString*)bundlePath {
 149     NSString *libDirectory  = [[NSBundle mainBundle] bundlePath];
 150     return [libDirectory stringByAppendingPathComponent:_bundleFolder];
 151 }
 152
 153 - (NSString*)pathForImageNamed:(NSString*)image {
 154     return [[self bundlePath] stringByAppendingPathComponent:image];
 155 }
 156
 157 @end