/MapView/Map/RMConfiguration.m

http://github.com/route-me/route-me · Objective C · 99 lines · 50 code · 21 blank · 28 comment · 6 complexity · 37db75c51c43d8263b11101b8e009393 MD5 · raw file

  1. //
  2. // RMConfiguration.m
  3. //
  4. // Copyright (c) 2008-2009, Route-Me Contributors
  5. // All rights reserved.
  6. //
  7. // Redistribution and use in source and binary forms, with or without
  8. // modification, are permitted provided that the following conditions are met:
  9. //
  10. // * Redistributions of source code must retain the above copyright notice, this
  11. // list of conditions and the following disclaimer.
  12. // * Redistributions in binary form must reproduce the above copyright notice,
  13. // this list of conditions and the following disclaimer in the documentation
  14. // and/or other materials provided with the distribution.
  15. //
  16. // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
  17. // AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18. // IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19. // ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
  20. // LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  21. // CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  22. // SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  23. // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  24. // CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  25. // ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  26. // POSSIBILITY OF SUCH DAMAGE.
  27. #import "RMConfiguration.h"
  28. static RMConfiguration* RMConfigurationSharedInstance = nil;
  29. @implementation RMConfiguration
  30. + (RMConfiguration*) configuration
  31. {
  32. @synchronized (RMConfigurationSharedInstance) {
  33. if (RMConfigurationSharedInstance != nil) return RMConfigurationSharedInstance;
  34. /// \bug magic string literals
  35. RMConfigurationSharedInstance = [[RMConfiguration alloc]
  36. initWithPath: [[NSBundle mainBundle] pathForResource:@"routeme" ofType:@"plist"]];
  37. return RMConfigurationSharedInstance;
  38. }
  39. return nil;
  40. }
  41. - (RMConfiguration*) initWithPath: (NSString*) path
  42. {
  43. self = [super init];
  44. if (self==nil) return nil;
  45. NSData *plistData;
  46. NSString *error;
  47. NSPropertyListFormat format;
  48. if (path==nil)
  49. {
  50. propList = nil;
  51. return self;
  52. }
  53. RMLog(@"reading configuration from %@", path);
  54. plistData = [NSData dataWithContentsOfFile:path];
  55. propList = [[NSPropertyListSerialization
  56. propertyListFromData:plistData
  57. mutabilityOption:NSPropertyListImmutable
  58. format:&format
  59. errorDescription:&error] retain];
  60. if(!propList)
  61. {
  62. RMLog(@"problem reading from %@: %@", path, error);
  63. [error release];
  64. }
  65. return self;
  66. }
  67. - (void) dealloc
  68. {
  69. [propList release];
  70. [super dealloc];
  71. }
  72. - (NSDictionary*) cacheConfiguration
  73. {
  74. if (propList==nil) return nil;
  75. /// \bug magic string literals
  76. return [propList objectForKey: @"caches"];
  77. }
  78. @end