CCUtility.m 64 KB

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  1. //
  2. // CCUtility.m
  3. // Nextcloud
  4. //
  5. // Created by Marino Faggiana on 02/02/16.
  6. // Copyright (c) 2017 Marino Faggiana. All rights reserved.
  7. //
  8. // Author Marino Faggiana <marino.faggiana@nextcloud.com>
  9. //
  10. // This program is free software: you can redistribute it and/or modify
  11. // it under the terms of the GNU General Public License as published by
  12. // the Free Software Foundation, either version 3 of the License, or
  13. // (at your option) any later version.
  14. //
  15. // This program is distributed in the hope that it will be useful,
  16. // but WITHOUT ANY WARRANTY; without even the implied warranty of
  17. // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  18. // GNU General Public License for more details.
  19. //
  20. // You should have received a copy of the GNU General Public License
  21. // along with this program. If not, see <http://www.gnu.org/licenses/>.
  22. //
  23. #import "CCUtility.h"
  24. #import "CCGraphics.h"
  25. #import "NCBridgeSwift.h"
  26. #import <OpenSSL/OpenSSL.h>
  27. #define INTRO_MessageType @"MessageType_"
  28. #define E2E_PublicKey @"EndToEndPublicKey_"
  29. #define E2E_PrivateKey @"EndToEndPrivateKey_"
  30. #define E2E_Passphrase @"EndToEndPassphrase_"
  31. #define E2E_PublicKeyServer @"EndToEndPublicKeyServer_"
  32. @implementation CCUtility
  33. #pragma --------------------------------------------------------------------------------------------
  34. #pragma mark ======================= KeyChainStore ==================================
  35. #pragma --------------------------------------------------------------------------------------------
  36. + (void)deleteAllChainStore
  37. {
  38. [UICKeyChainStore removeAllItems];
  39. [UICKeyChainStore removeAllItemsForService:k_serviceShareKeyChain];
  40. }
  41. + (void)storeAllChainInService
  42. {
  43. UICKeyChainStore *store = [UICKeyChainStore keyChainStore];
  44. NSArray *items = store.allItems;
  45. for (NSDictionary *item in items) {
  46. [UICKeyChainStore setString:[item objectForKey:@"value"] forKey:[item objectForKey:@"key"] service:k_serviceShareKeyChain];
  47. [UICKeyChainStore removeItemForKey:[item objectForKey:@"key"]];
  48. }
  49. }
  50. #pragma ------------------------------ GET/SET
  51. + (NSString *)getVersion
  52. {
  53. return [UICKeyChainStore stringForKey:@"version" service:k_serviceShareKeyChain];
  54. }
  55. + (NSString *)setVersion
  56. {
  57. NSString *version = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"CFBundleShortVersionString"];
  58. [UICKeyChainStore setString:version forKey:@"version" service:k_serviceShareKeyChain];
  59. return version;
  60. }
  61. + (NSString *)getBuild
  62. {
  63. return [UICKeyChainStore stringForKey:@"build" service:k_serviceShareKeyChain];
  64. }
  65. + (NSString *)setBuild
  66. {
  67. NSString *build = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"CFBundleVersion"];
  68. [UICKeyChainStore setString:build forKey:@"build" service:k_serviceShareKeyChain];
  69. return build;
  70. }
  71. + (NSString *)getBlockCode
  72. {
  73. return [UICKeyChainStore stringForKey:@"blockcode" service:k_serviceShareKeyChain];
  74. }
  75. + (void)setBlockCode:(NSString *)blockcode
  76. {
  77. [UICKeyChainStore setString:blockcode forKey:@"blockcode" service:k_serviceShareKeyChain];
  78. }
  79. + (BOOL)getSimplyBlockCode
  80. {
  81. NSString *simplyBlockCode = [UICKeyChainStore stringForKey:@"simplyblockcode" service:k_serviceShareKeyChain];
  82. if (simplyBlockCode == nil) {
  83. [self setSimplyBlockCode:YES];
  84. return YES;
  85. }
  86. return [simplyBlockCode boolValue];
  87. }
  88. + (void)setSimplyBlockCode:(BOOL)simply
  89. {
  90. NSString *sSimply = (simply) ? @"true" : @"false";
  91. [UICKeyChainStore setString:sSimply forKey:@"simplyblockcode" service:k_serviceShareKeyChain];
  92. }
  93. + (BOOL)getOnlyLockDir
  94. {
  95. return [[UICKeyChainStore stringForKey:@"onlylockdir" service:k_serviceShareKeyChain] boolValue];
  96. }
  97. + (void)setOnlyLockDir:(BOOL)lockDir
  98. {
  99. NSString *sLockDir = (lockDir) ? @"true" : @"false";
  100. [UICKeyChainStore setString:sLockDir forKey:@"onlylockdir" service:k_serviceShareKeyChain];
  101. }
  102. + (NSString *)getOrderSettings
  103. {
  104. NSString *order = [UICKeyChainStore stringForKey:@"order" service:k_serviceShareKeyChain];
  105. if (order == nil) {
  106. [self setOrderSettings:@"fileName"];
  107. return @"fileName";
  108. }
  109. return order;
  110. }
  111. + (void)setOrderSettings:(NSString *)order
  112. {
  113. [UICKeyChainStore setString:order forKey:@"order" service:k_serviceShareKeyChain];
  114. }
  115. + (BOOL)getAscendingSettings
  116. {
  117. NSString *ascending = [UICKeyChainStore stringForKey:@"ascending" service:k_serviceShareKeyChain];
  118. if (ascending == nil) {
  119. [self setAscendingSettings:YES];
  120. return YES;
  121. }
  122. return [ascending boolValue];
  123. }
  124. + (void)setAscendingSettings:(BOOL)ascendente
  125. {
  126. NSString *sAscendente = (ascendente) ? @"true" : @"false";
  127. [UICKeyChainStore setString:sAscendente forKey:@"ascending" service:k_serviceShareKeyChain];
  128. }
  129. + (NSString *)getGroupBySettings
  130. {
  131. NSString *groupby = [UICKeyChainStore stringForKey:@"groupby" service:k_serviceShareKeyChain];
  132. if (groupby == nil) {
  133. [self setGroupBySettings:@"none"];
  134. return @"none";
  135. }
  136. return groupby;
  137. }
  138. + (void)setGroupBySettings:(NSString *)groupby
  139. {
  140. [UICKeyChainStore setString:groupby forKey:@"groupby" service:k_serviceShareKeyChain];
  141. }
  142. + (BOOL)getIntro
  143. {
  144. // Set compatibility old version don't touch me
  145. if ([[UICKeyChainStore stringForKey:[INTRO_MessageType stringByAppendingString:@"Intro"] service:k_serviceShareKeyChain] boolValue] == YES) {
  146. [CCUtility setIntro:YES];
  147. return YES;
  148. }
  149. return [[UICKeyChainStore stringForKey:@"intro" service:k_serviceShareKeyChain] boolValue];
  150. }
  151. + (BOOL)getIntroMessageOldVersion
  152. {
  153. NSString *key = [INTRO_MessageType stringByAppendingString:@"Intro"];
  154. return [[UICKeyChainStore stringForKey:key service:k_serviceShareKeyChain] boolValue];
  155. }
  156. + (void)setIntro:(BOOL)set
  157. {
  158. NSString *sIntro = (set) ? @"true" : @"false";
  159. [UICKeyChainStore setString:sIntro forKey:@"intro" service:k_serviceShareKeyChain];
  160. }
  161. + (NSString *)getIncrementalNumber
  162. {
  163. long number = [[UICKeyChainStore stringForKey:@"incrementalnumber" service:k_serviceShareKeyChain] intValue];
  164. number++;
  165. if (number >= 9999) number = 1;
  166. [UICKeyChainStore setString:[NSString stringWithFormat:@"%ld", number] forKey:@"incrementalnumber"];
  167. return [NSString stringWithFormat:@"%04ld", number];
  168. }
  169. + (NSString *)getActiveAccountExt
  170. {
  171. return [UICKeyChainStore stringForKey:@"activeAccountExt" service:k_serviceShareKeyChain];
  172. }
  173. + (void)setActiveAccountExt:(NSString *)activeAccount
  174. {
  175. [UICKeyChainStore setString:activeAccount forKey:@"activeAccountExt" service:k_serviceShareKeyChain];
  176. }
  177. + (NSString *)getServerUrlExt
  178. {
  179. return [UICKeyChainStore stringForKey:@"serverUrlExt" service:k_serviceShareKeyChain];
  180. }
  181. + (void)setServerUrlExt:(NSString *)serverUrl
  182. {
  183. [UICKeyChainStore setString:serverUrl forKey:@"serverUrlExt" service:k_serviceShareKeyChain];
  184. }
  185. + (NSString *)getTitleServerUrlExt
  186. {
  187. return [UICKeyChainStore stringForKey:@"titleServerUrlExt" service:k_serviceShareKeyChain];
  188. }
  189. + (void)setTitleServerUrlExt:(NSString *)titleServerUrl
  190. {
  191. [UICKeyChainStore setString:titleServerUrl forKey:@"titleServerUrlExt" service:k_serviceShareKeyChain];
  192. }
  193. + (NSString *)getFileNameExt
  194. {
  195. return [UICKeyChainStore stringForKey:@"fileNameExt" service:k_serviceShareKeyChain];
  196. }
  197. + (void)setFileNameExt:(NSString *)fileName
  198. {
  199. [UICKeyChainStore setString:fileName forKey:@"fileNameExt" service:k_serviceShareKeyChain];
  200. }
  201. + (NSString *)getEmail
  202. {
  203. return [UICKeyChainStore stringForKey:@"email" service:k_serviceShareKeyChain];
  204. }
  205. + (void)setEmail:(NSString *)email
  206. {
  207. [UICKeyChainStore setString:email forKey:@"email" service:k_serviceShareKeyChain];
  208. }
  209. + (NSString *)getHint
  210. {
  211. return [UICKeyChainStore stringForKey:@"hint" service:k_serviceShareKeyChain];
  212. }
  213. + (void)setHint:(NSString *)hint
  214. {
  215. [UICKeyChainStore setString:hint forKey:@"hint" service:k_serviceShareKeyChain];
  216. }
  217. + (BOOL)getDirectoryOnTop
  218. {
  219. NSString *valueString = [UICKeyChainStore stringForKey:@"directoryOnTop" service:k_serviceShareKeyChain];
  220. // Default TRUE
  221. if (valueString == nil) {
  222. [self setDirectoryOnTop:YES];
  223. return true;
  224. }
  225. return [valueString boolValue];
  226. }
  227. + (void)setDirectoryOnTop:(BOOL)directoryOnTop
  228. {
  229. NSString *sDirectoryOnTop = (directoryOnTop) ? @"true" : @"false";
  230. [UICKeyChainStore setString:sDirectoryOnTop forKey:@"directoryOnTop" service:k_serviceShareKeyChain];
  231. }
  232. + (BOOL)getOriginalFileName:(NSString *)key
  233. {
  234. return [[UICKeyChainStore stringForKey:key service:k_serviceShareKeyChain] boolValue];
  235. }
  236. + (void)setOriginalFileName:(BOOL)value key:(NSString *)key
  237. {
  238. NSString *sValue = (value) ? @"true" : @"false";
  239. [UICKeyChainStore setString:sValue forKey:key service:k_serviceShareKeyChain];
  240. }
  241. + (NSString *)getFileNameMask:(NSString *)key
  242. {
  243. NSString *mask = [UICKeyChainStore stringForKey:key service:k_serviceShareKeyChain];
  244. if (mask == nil)
  245. mask = @"";
  246. return mask;
  247. }
  248. + (void)setFileNameMask:(NSString *)mask key:(NSString *)key
  249. {
  250. [UICKeyChainStore setString:mask forKey:key service:k_serviceShareKeyChain];
  251. }
  252. + (BOOL)getFileNameType:(NSString *)key
  253. {
  254. return [[UICKeyChainStore stringForKey:key service:k_serviceShareKeyChain] boolValue];
  255. }
  256. + (void)setFileNameType:(BOOL)prefix key:(NSString *)key
  257. {
  258. NSString *sPrefix = (prefix) ? @"true" : @"false";
  259. [UICKeyChainStore setString:sPrefix forKey:key service:k_serviceShareKeyChain];
  260. }
  261. + (BOOL)getFavoriteOffline
  262. {
  263. return [[UICKeyChainStore stringForKey:@"favoriteOffline" service:k_serviceShareKeyChain] boolValue];
  264. }
  265. + (void)setFavoriteOffline:(BOOL)offline
  266. {
  267. NSString *sFavoriteOffline = (offline) ? @"true" : @"false";
  268. [UICKeyChainStore setString:sFavoriteOffline forKey:@"favoriteOffline" service:k_serviceShareKeyChain];
  269. }
  270. + (BOOL)getActivityVerboseHigh
  271. {
  272. return [[UICKeyChainStore stringForKey:@"activityVerboseHigh" service:k_serviceShareKeyChain] boolValue];
  273. }
  274. + (void)setActivityVerboseHigh:(BOOL)high
  275. {
  276. NSString *sHigh = (high) ? @"true" : @"false";
  277. [UICKeyChainStore setString:sHigh forKey:@"activityVerboseHigh" service:k_serviceShareKeyChain];
  278. }
  279. + (BOOL)getShowHiddenFiles
  280. {
  281. return [[UICKeyChainStore stringForKey:@"showHiddenFiles" service:k_serviceShareKeyChain] boolValue];
  282. }
  283. + (void)setShowHiddenFiles:(BOOL)show
  284. {
  285. NSString *sShow = (show) ? @"true" : @"false";
  286. [UICKeyChainStore setString:sShow forKey:@"showHiddenFiles" service:k_serviceShareKeyChain];
  287. }
  288. + (BOOL)getFormatCompatibility
  289. {
  290. NSString *valueString = [UICKeyChainStore stringForKey:@"formatCompatibility" service:k_serviceShareKeyChain];
  291. // Default TRUE
  292. if (valueString == nil) {
  293. [self setFormatCompatibility:YES];
  294. return true;
  295. }
  296. return [valueString boolValue];
  297. }
  298. + (void)setFormatCompatibility:(BOOL)set
  299. {
  300. NSString *sSet = (set) ? @"true" : @"false";
  301. [UICKeyChainStore setString:sSet forKey:@"formatCompatibility" service:k_serviceShareKeyChain];
  302. }
  303. + (NSString *)getEndToEndPublicKey:(NSString *)account
  304. {
  305. NSString *key = [E2E_PublicKey stringByAppendingString:account];
  306. return [UICKeyChainStore stringForKey:key service:k_serviceShareKeyChain];
  307. }
  308. + (void)setEndToEndPublicKey:(NSString *)account publicKey:(NSString *)publicKey
  309. {
  310. NSString *key = [E2E_PublicKey stringByAppendingString:account];
  311. [UICKeyChainStore setString:publicKey forKey:key service:k_serviceShareKeyChain];
  312. }
  313. + (NSString *)getEndToEndPrivateKey:(NSString *)account
  314. {
  315. NSString *key = [E2E_PrivateKey stringByAppendingString:account];
  316. return [UICKeyChainStore stringForKey:key service:k_serviceShareKeyChain];
  317. }
  318. + (void)setEndToEndPrivateKey:(NSString *)account privateKey:(NSString *)privateKey
  319. {
  320. NSString *key = [E2E_PrivateKey stringByAppendingString:account];
  321. [UICKeyChainStore setString:privateKey forKey:key service:k_serviceShareKeyChain];
  322. }
  323. + (NSString *)getEndToEndPassphrase:(NSString *)account
  324. {
  325. NSString *key = [E2E_Passphrase stringByAppendingString:account];
  326. return [UICKeyChainStore stringForKey:key service:k_serviceShareKeyChain];
  327. }
  328. + (void)setEndToEndPassphrase:(NSString *)account passphrase:(NSString *)passphrase
  329. {
  330. NSString *key = [E2E_Passphrase stringByAppendingString:account];
  331. [UICKeyChainStore setString:passphrase forKey:key service:k_serviceShareKeyChain];
  332. }
  333. + (NSString *)getEndToEndPublicKeyServer:(NSString *)account
  334. {
  335. NSString *key = [E2E_PublicKeyServer stringByAppendingString:account];
  336. return [UICKeyChainStore stringForKey:key service:k_serviceShareKeyChain];
  337. }
  338. + (void)setEndToEndPublicKeyServer:(NSString *)account publicKey:(NSString *)publicKey
  339. {
  340. NSString *key = [E2E_PublicKeyServer stringByAppendingString:account];
  341. [UICKeyChainStore setString:publicKey forKey:key service:k_serviceShareKeyChain];
  342. }
  343. + (BOOL)isEndToEndEnabled:(NSString *)account
  344. {
  345. tableCapabilities *capabilities = [[NCManageDatabase sharedInstance] getCapabilitesWithAccount:account];
  346. NSString *publicKey = [self getEndToEndPublicKey:account];
  347. NSString *privateKey = [self getEndToEndPrivateKey:account];
  348. NSString *passphrase = [self getEndToEndPassphrase:account];
  349. NSString *publicKeyServer = [self getEndToEndPublicKeyServer:account];
  350. if (passphrase.length > 0 && privateKey.length > 0 && publicKey.length > 0 && publicKeyServer.length > 0 && capabilities.endToEndEncryption) {
  351. return YES;
  352. } else {
  353. return NO;
  354. }
  355. }
  356. + (void)clearAllKeysEndToEnd:(NSString *)account
  357. {
  358. [self setEndToEndPublicKey:account publicKey:nil];
  359. [self setEndToEndPrivateKey:account privateKey:nil];
  360. [self setEndToEndPassphrase:account passphrase:nil];
  361. [self setEndToEndPublicKeyServer:account publicKey:nil];
  362. }
  363. + (BOOL)getDisableFilesApp
  364. {
  365. return [[UICKeyChainStore stringForKey:@"disablefilesapp" service:k_serviceShareKeyChain] boolValue];
  366. }
  367. + (void)setDisableFilesApp:(BOOL)disable
  368. {
  369. NSString *sDisable = (disable) ? @"true" : @"false";
  370. [UICKeyChainStore setString:sDisable forKey:@"disablefilesapp" service:k_serviceShareKeyChain];
  371. }
  372. + (void)setPushNotificationPublicKey:(NSString *)account data:(NSData *)data
  373. {
  374. NSString *key = [@"PNPublicKey" stringByAppendingString:account];
  375. [UICKeyChainStore setData:data forKey:key service:k_serviceShareKeyChain];
  376. }
  377. + (NSData *)getPushNotificationPublicKey:(NSString *)account
  378. {
  379. NSString *key = [@"PNPublicKey" stringByAppendingString:account];
  380. return [UICKeyChainStore dataForKey:key service:k_serviceShareKeyChain];
  381. }
  382. + (void)setPushNotificationSubscribingPublicKey:(NSString *)account publicKey:(NSString *)publicKey
  383. {
  384. NSString *key = [@"PNSubscribingPublicKey" stringByAppendingString:account];
  385. [UICKeyChainStore setString:publicKey forKey:key service:k_serviceShareKeyChain];
  386. }
  387. + (NSString *)getPushNotificationSubscribingPublicKey:(NSString *)account
  388. {
  389. NSString *key = [@"PNSubscribingPublicKey" stringByAppendingString:account];
  390. return [UICKeyChainStore stringForKey:key service:k_serviceShareKeyChain];
  391. }
  392. + (void)setPushNotificationPrivateKey:(NSString *)account data:(NSData *)data
  393. {
  394. NSString *key = [@"PNPrivateKey" stringByAppendingString:account];
  395. [UICKeyChainStore setData:data forKey:key service:k_serviceShareKeyChain];
  396. }
  397. + (NSData *)getPushNotificationPrivateKey:(NSString *)account
  398. {
  399. NSString *key = [@"PNPrivateKey" stringByAppendingString:account];
  400. return [UICKeyChainStore dataForKey:key service:k_serviceShareKeyChain];
  401. }
  402. + (void)setPushNotificationToken:(NSString *)account token:(NSString *)token
  403. {
  404. NSString *key = [@"PNToken" stringByAppendingString:account];
  405. [UICKeyChainStore setString:token forKey:key service:k_serviceShareKeyChain];
  406. }
  407. + (NSString *)getPushNotificationToken:(NSString *)account
  408. {
  409. NSString *key = [@"PNToken" stringByAppendingString:account];
  410. return [UICKeyChainStore stringForKey:key service:k_serviceShareKeyChain];
  411. }
  412. + (void)setPushNotificationDeviceIdentifier:(NSString *)account deviceIdentifier:(NSString *)deviceIdentifier
  413. {
  414. NSString *key = [@"PNDeviceIdentifier" stringByAppendingString:account];
  415. [UICKeyChainStore setString:deviceIdentifier forKey:key service:k_serviceShareKeyChain];
  416. }
  417. + (NSString *)getPushNotificationDeviceIdentifier:(NSString *)account
  418. {
  419. NSString *key = [@"PNDeviceIdentifier" stringByAppendingString:account];
  420. return [UICKeyChainStore stringForKey:key service:k_serviceShareKeyChain];
  421. }
  422. + (void)setPushNotificationDeviceIdentifierSignature:(NSString *)account deviceIdentifierSignature:(NSString *)deviceIdentifierSignature
  423. {
  424. NSString *key = [@"PNDeviceIdentifierSignature" stringByAppendingString:account];
  425. [UICKeyChainStore setString:deviceIdentifierSignature forKey:key service:k_serviceShareKeyChain];
  426. }
  427. + (NSString *)getPushNotificationDeviceIdentifierSignature:(NSString *)account
  428. {
  429. NSString *key = [@"PNDeviceIdentifierSignature" stringByAppendingString:account];
  430. return [UICKeyChainStore stringForKey:key service:k_serviceShareKeyChain];
  431. }
  432. + (void)clearAllKeysPushNotification:(NSString *)account
  433. {
  434. [self setPushNotificationPublicKey:account data:nil];
  435. [self setPushNotificationSubscribingPublicKey:account publicKey:nil];
  436. [self setPushNotificationPrivateKey:account data:nil];
  437. [self setPushNotificationToken:account token:nil];
  438. [self setPushNotificationDeviceIdentifier:account deviceIdentifier:nil];
  439. [self setPushNotificationDeviceIdentifierSignature:account deviceIdentifierSignature:nil];
  440. }
  441. + (NSInteger)getMediaWidthImage
  442. {
  443. NSString *width = [UICKeyChainStore stringForKey:@"mediaWidthImage" service:k_serviceShareKeyChain];
  444. if (width == nil) {
  445. return 80;
  446. } else {
  447. return [width integerValue];
  448. }
  449. }
  450. + (void)setMediaWidthImage:(NSInteger)width
  451. {
  452. NSString *widthString = [@(width) stringValue];
  453. [UICKeyChainStore setString:widthString forKey:@"mediaWidthImage" service:k_serviceShareKeyChain];
  454. }
  455. + (BOOL)getDisableCrashservice
  456. {
  457. return [[UICKeyChainStore stringForKey:@"crashservice" service:k_serviceShareKeyChain] boolValue];
  458. }
  459. + (void)setDisableCrashservice:(BOOL)disable
  460. {
  461. NSString *sDisable = (disable) ? @"true" : @"false";
  462. [UICKeyChainStore setString:sDisable forKey:@"crashservice" service:k_serviceShareKeyChain];
  463. }
  464. + (void)setPassword:(NSString *)account password:(NSString *)password
  465. {
  466. NSString *key = [@"password" stringByAppendingString:account];
  467. [UICKeyChainStore setString:password forKey:key service:k_serviceShareKeyChain];
  468. }
  469. + (NSString *)getPassword:(NSString *)account
  470. {
  471. NSString *key = [@"password" stringByAppendingString:account];
  472. return [UICKeyChainStore stringForKey:key service:k_serviceShareKeyChain];
  473. }
  474. + (void)setHCBusinessType:(NSString *)professions
  475. {
  476. [UICKeyChainStore setString:professions forKey:@"businessType" service:k_serviceShareKeyChain];
  477. }
  478. + (NSString *)getHCBusinessType
  479. {
  480. return [UICKeyChainStore stringForKey:@"businessType" service:k_serviceShareKeyChain];
  481. }
  482. + (NSData *)getDatabaseEncryptionKey
  483. {
  484. NSData *key = [UICKeyChainStore dataForKey:@"databaseEncryptionKey" service:k_serviceShareKeyChain];
  485. if (key == nil) {
  486. NSMutableData *key = [NSMutableData dataWithLength:64];
  487. (void)SecRandomCopyBytes(kSecRandomDefault, key.length, (uint8_t *)key.mutableBytes);
  488. [UICKeyChainStore setData:key forKey:@"databaseEncryptionKey" service:k_serviceShareKeyChain];
  489. return key;
  490. } else {
  491. return key;
  492. }
  493. }
  494. + (void)setDatabaseEncryptionKey:(NSData *)data
  495. {
  496. [UICKeyChainStore setData:data forKey:@"databaseEncryptionKey" service:k_serviceShareKeyChain];
  497. }
  498. + (BOOL)getCertificateError:(NSString *)account
  499. {
  500. NSString *key = [@"certificateError" stringByAppendingString:account];
  501. NSString *error = [UICKeyChainStore stringForKey:key service:k_serviceShareKeyChain];
  502. if (error == nil) {
  503. [self setCertificateError:account error:NO];
  504. return NO;
  505. }
  506. return [error boolValue];
  507. }
  508. + (void)setCertificateError:(NSString *)account error:(BOOL)error
  509. {
  510. NSString *key = [@"certificateError" stringByAppendingString:account];
  511. NSString *sError = (error) ? @"true" : @"false";
  512. [UICKeyChainStore setString:sError forKey:key service:k_serviceShareKeyChain];
  513. }
  514. + (BOOL)getDisableLocalCacheAfterUpload
  515. {
  516. return [[UICKeyChainStore stringForKey:@"disableLocalCacheAfterUpload" service:k_serviceShareKeyChain] boolValue];
  517. }
  518. + (void)setDisableLocalCacheAfterUpload:(BOOL)disable
  519. {
  520. NSString *sDisable = (disable) ? @"true" : @"false";
  521. [UICKeyChainStore setString:sDisable forKey:@"disableLocalCacheAfterUpload" service:k_serviceShareKeyChain];
  522. }
  523. + (BOOL)getDarkMode
  524. {
  525. return [[UICKeyChainStore stringForKey:@"darkMode" service:k_serviceShareKeyChain] boolValue];
  526. }
  527. + (void)setDarkMode:(BOOL)disable
  528. {
  529. NSString *sDisable = (disable) ? @"true" : @"false";
  530. [UICKeyChainStore setString:sDisable forKey:@"darkMode" service:k_serviceShareKeyChain];
  531. }
  532. + (BOOL)getDarkModeDetect
  533. {
  534. NSString *valueString = [UICKeyChainStore stringForKey:@"darkModeDetect" service:k_serviceShareKeyChain];
  535. // Default TRUE
  536. if (valueString == nil) {
  537. [self setDarkModeDetect:YES];
  538. return true;
  539. }
  540. return [valueString boolValue];
  541. }
  542. + (void)setDarkModeDetect:(BOOL)disable
  543. {
  544. NSString *sDisable = (disable) ? @"true" : @"false";
  545. [UICKeyChainStore setString:sDisable forKey:@"darkModeDetect" service:k_serviceShareKeyChain];
  546. }
  547. #pragma --------------------------------------------------------------------------------------------
  548. #pragma mark ===== Various =====
  549. #pragma --------------------------------------------------------------------------------------------
  550. + (BOOL)addSkipBackupAttributeToItemAtURL:(NSURL *)URL
  551. {
  552. assert([[NSFileManager defaultManager] fileExistsAtPath: [URL path]]);
  553. NSError *error = nil;
  554. BOOL success = [URL setResourceValue:[NSNumber numberWithBool: YES] forKey: NSURLIsExcludedFromBackupKey error: &error];
  555. if(!success){
  556. NSLog(@"Error excluding %@ from backup %@", [URL lastPathComponent], error);
  557. }
  558. return success;
  559. }
  560. + (NSString *)getUserAgent
  561. {
  562. NSString *appVersion = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"CFBundleShortVersionString"];
  563. NSString *userAgent = [[NCBrandOptions sharedInstance] userAgent];
  564. return [NSString stringWithFormat:@"Mozilla/5.0 (iOS) %@/%@", userAgent, appVersion];
  565. }
  566. + (NSString *)dateDiff:(NSDate *) convertedDate
  567. {
  568. NSDate *todayDate = [NSDate date];
  569. double ti = [convertedDate timeIntervalSinceDate:todayDate];
  570. ti = ti * -1;
  571. if (ti < 60) {
  572. // This minute
  573. return NSLocalizedString(@"_less_a_minute_", nil);
  574. } else if (ti < 3600) {
  575. // This hour
  576. int diff = round(ti / 60);
  577. return [NSString stringWithFormat:NSLocalizedString(@"_minutes_ago_", nil), diff];
  578. } else if (ti < 86400) {
  579. // This day
  580. int diff = round(ti / 60 / 60);
  581. return[NSString stringWithFormat:NSLocalizedString(@"_hours_ago_", nil), diff];
  582. } else if (ti < 86400 * 30) {
  583. // This month
  584. int diff = round(ti / 60 / 60 / 24);
  585. return[NSString stringWithFormat:NSLocalizedString(@"_days_ago_", nil), diff];
  586. } else {
  587. // Older than one month
  588. NSDateFormatter *df = [[NSDateFormatter alloc] init];
  589. [df setFormatterBehavior:NSDateFormatterBehavior10_4];
  590. [df setDateStyle:NSDateFormatterMediumStyle];
  591. return [df stringFromDate:convertedDate];
  592. }
  593. }
  594. + (NSDate *)dateEnUsPosixFromCloud:(NSString *)dateString
  595. {
  596. NSDate *date = [NSDate date];
  597. NSError *error;
  598. NSDateFormatter *dateFormatter = [NSDateFormatter new];
  599. NSLocale *enUSPOSIXLocale = [NSLocale localeWithLocaleIdentifier:@"en_US_POSIX"];
  600. [dateFormatter setLocale:enUSPOSIXLocale];
  601. [dateFormatter setDateFormat:@"EEE, dd MMM y HH:mm:ss zzz"];
  602. if (![dateFormatter getObjectValue:&date forString:dateString range:nil error:&error]) {
  603. NSLog(@"[LOG] Date '%@' could not be parsed: %@", dateString, error);
  604. date = [NSDate date];
  605. }
  606. return date;
  607. }
  608. + (NSString *)transformedSize:(double)value
  609. {
  610. NSString *string = [NSByteCountFormatter stringFromByteCount:value countStyle:NSByteCountFormatterCountStyleBinary];
  611. return string;
  612. }
  613. // Remove do not forbidden characters for Nextcloud Server
  614. + (NSString *)removeForbiddenCharactersServer:(NSString *)fileName
  615. {
  616. NSArray *arrayForbiddenCharacters = [NSArray arrayWithObjects:@"/", nil];
  617. for (NSString *currentCharacter in arrayForbiddenCharacters) {
  618. fileName = [fileName stringByReplacingOccurrencesOfString:currentCharacter withString:@""];
  619. }
  620. return fileName;
  621. }
  622. // Remove do not forbidden characters for File System Server
  623. + (NSString *)removeForbiddenCharactersFileSystem:(NSString *)fileName
  624. {
  625. NSArray *arrayForbiddenCharacters = [NSArray arrayWithObjects:@"\\",@"<",@">",@":",@"\"",@"|",@"?",@"*",@"/", nil];
  626. for (NSString *currentCharacter in arrayForbiddenCharacters) {
  627. fileName = [fileName stringByReplacingOccurrencesOfString:currentCharacter withString:@""];
  628. }
  629. return fileName;
  630. }
  631. + (NSString*)stringAppendServerUrl:(NSString *)serverUrl addFileName:(NSString *)addFileName
  632. {
  633. NSString *result;
  634. if (serverUrl == nil || addFileName == nil) return nil;
  635. if ([addFileName isEqualToString:@""]) return serverUrl;
  636. if ([serverUrl isEqualToString:@"/"]) result = [serverUrl stringByAppendingString:addFileName];
  637. else result = [NSString stringWithFormat:@"%@/%@", serverUrl, addFileName];
  638. return result;
  639. }
  640. + (NSString *)createRandomString:(int)numChars
  641. {
  642. NSString *letters = @"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
  643. NSMutableString *randomString = [NSMutableString stringWithCapacity: numChars];
  644. for (int i=0; i < numChars; i++) {
  645. [randomString appendFormat: @"%C", [letters characterAtIndex: arc4random_uniform((unsigned int)[letters length]) % [letters length]]];
  646. }
  647. return [NSString stringWithFormat:@"%@", randomString];
  648. }
  649. + (NSString *)createFileNameDate:(NSString *)fileName extension:(NSString *)extension
  650. {
  651. NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
  652. [formatter setDateFormat:@"yy-MM-dd HH-mm-ss"];
  653. NSString *fileNameDate = [formatter stringFromDate:[NSDate date]];
  654. return [NSString stringWithFormat:@"%@ %@.%@", fileName, fileNameDate, extension];
  655. }
  656. + (NSString *)createFileName:(NSString *)fileName fileDate:(NSDate *)fileDate fileType:(PHAssetMediaType)fileType keyFileName:(NSString *)keyFileName keyFileNameType:(NSString *)keyFileNameType keyFileNameOriginal:(NSString *)keyFileNameOriginal
  657. {
  658. BOOL addFileNameType = NO;
  659. // Original FileName ?
  660. if ([self getOriginalFileName:keyFileNameOriginal]) {
  661. return fileName;
  662. }
  663. NSString *numberFileName;
  664. if ([fileName length] > 8) numberFileName = [fileName substringWithRange:NSMakeRange(04, 04)];
  665. else numberFileName = [CCUtility getIncrementalNumber];
  666. NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
  667. [formatter setDateFormat:@"yy-MM-dd HH-mm-ss"];
  668. NSString *fileNameDate = [formatter stringFromDate:fileDate];
  669. NSString *fileNameType = @"";
  670. if (fileType == PHAssetMediaTypeImage)
  671. fileNameType = NSLocalizedString(@"_photo_", nil);
  672. if (fileType == PHAssetMediaTypeVideo)
  673. fileNameType = NSLocalizedString(@"_video_", nil);
  674. if (fileType == PHAssetMediaTypeAudio)
  675. fileNameType = NSLocalizedString(@"_audio_", nil);
  676. if (fileType == PHAssetMediaTypeUnknown)
  677. fileNameType = NSLocalizedString(@"_unknown_", nil);
  678. // Use File Name Type
  679. if (keyFileNameType)
  680. addFileNameType = [CCUtility getFileNameType:keyFileNameType];
  681. NSString *fileNameExt = [[fileName pathExtension] lowercaseString];
  682. if (keyFileName) {
  683. fileName = [CCUtility getFileNameMask:keyFileName];
  684. if ([fileName length] > 0) {
  685. [formatter setDateFormat:@"dd"];
  686. NSString *dayNumber = [formatter stringFromDate:fileDate];
  687. [formatter setDateFormat:@"MMM"];
  688. NSString *month = [formatter stringFromDate:fileDate];
  689. [formatter setDateFormat:@"MM"];
  690. NSString *monthNumber = [formatter stringFromDate:fileDate];
  691. [formatter setDateFormat:@"yyyy"];
  692. NSString *year = [formatter stringFromDate:fileDate];
  693. [formatter setDateFormat:@"yy"];
  694. NSString *yearNumber = [formatter stringFromDate:fileDate];
  695. [formatter setDateFormat:@"HH"];
  696. NSString *hour24 = [formatter stringFromDate:fileDate];
  697. [formatter setDateFormat:@"hh"];
  698. NSString *hour12 = [formatter stringFromDate:fileDate];
  699. [formatter setDateFormat:@"mm"];
  700. NSString *minute = [formatter stringFromDate:fileDate];
  701. [formatter setDateFormat:@"ss"];
  702. NSString *second = [formatter stringFromDate:fileDate];
  703. [formatter setDateFormat:@"a"];
  704. NSString *ampm = [formatter stringFromDate:fileDate];
  705. // Replace string with date
  706. fileName = [fileName stringByReplacingOccurrencesOfString:@"DD" withString:dayNumber];
  707. fileName = [fileName stringByReplacingOccurrencesOfString:@"MMM" withString:month];
  708. fileName = [fileName stringByReplacingOccurrencesOfString:@"MM" withString:monthNumber];
  709. fileName = [fileName stringByReplacingOccurrencesOfString:@"YYYY" withString:year];
  710. fileName = [fileName stringByReplacingOccurrencesOfString:@"YY" withString:yearNumber];
  711. fileName = [fileName stringByReplacingOccurrencesOfString:@"HH" withString:hour24];
  712. fileName = [fileName stringByReplacingOccurrencesOfString:@"hh" withString:hour12];
  713. fileName = [fileName stringByReplacingOccurrencesOfString:@"mm" withString:minute];
  714. fileName = [fileName stringByReplacingOccurrencesOfString:@"ss" withString:second];
  715. fileName = [fileName stringByReplacingOccurrencesOfString:@"ampm" withString:ampm];
  716. if (addFileNameType)
  717. fileName = [NSString stringWithFormat:@"%@%@%@.%@", fileNameType, fileName, numberFileName, fileNameExt];
  718. else
  719. fileName = [NSString stringWithFormat:@"%@%@.%@", fileName, numberFileName, fileNameExt];
  720. fileName = [fileName stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
  721. } else {
  722. if (addFileNameType)
  723. fileName = [NSString stringWithFormat:@"%@ %@ %@.%@", fileNameType, fileNameDate, numberFileName, fileNameExt];
  724. else
  725. fileName = [NSString stringWithFormat:@"%@ %@.%@", fileNameDate, numberFileName, fileNameExt];
  726. }
  727. } else {
  728. if (addFileNameType)
  729. fileName = [NSString stringWithFormat:@"%@ %@ %@.%@", fileNameType, fileNameDate, numberFileName, fileNameExt];
  730. else
  731. fileName = [NSString stringWithFormat:@"%@ %@.%@", fileNameDate, numberFileName, fileNameExt];
  732. }
  733. return fileName;
  734. }
  735. + (void)createDirectoryStandard
  736. {
  737. NSString *path;
  738. NSURL *dirGroup = [CCUtility getDirectoryGroup];
  739. NSLog(@"[LOG] Dir Group");
  740. NSLog(@"%@", [dirGroup path]);
  741. NSLog(@"[LOG] Program application ");
  742. NSLog(@"%@", [[CCUtility getDirectoryDocuments] stringByDeletingLastPathComponent]);
  743. // create Directory Documents
  744. path = [CCUtility getDirectoryDocuments];
  745. if (![[NSFileManager defaultManager] fileExistsAtPath: path])
  746. [[NSFileManager defaultManager] createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:nil];
  747. // create Directory audio => Library, Application Support, audio
  748. path = [CCUtility getDirectoryAudio];
  749. if (![[NSFileManager defaultManager] fileExistsAtPath: path])
  750. [[NSFileManager defaultManager] createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:nil];
  751. // create Directory database Nextcloud
  752. path = [[dirGroup URLByAppendingPathComponent:k_appDatabaseNextcloud] path];
  753. if (![[NSFileManager defaultManager] fileExistsAtPath:path])
  754. [[NSFileManager defaultManager] createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:nil];
  755. [[NSFileManager defaultManager] setAttributes:@{NSFileProtectionKey:NSFileProtectionNone} ofItemAtPath:path error:nil];
  756. // create Directory User Data
  757. path = [[dirGroup URLByAppendingPathComponent:k_appUserData] path];
  758. if (![[NSFileManager defaultManager] fileExistsAtPath:path])
  759. [[NSFileManager defaultManager] createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:nil];
  760. // create Directory Provider Storage
  761. path = [CCUtility getDirectoryProviderStorage];
  762. if (![[NSFileManager defaultManager] fileExistsAtPath: path])
  763. [[NSFileManager defaultManager] createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:nil];
  764. // create Directory Scan
  765. path = [[dirGroup URLByAppendingPathComponent:k_appScan] path];
  766. if (![[NSFileManager defaultManager] fileExistsAtPath:path])
  767. [[NSFileManager defaultManager] createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:nil];
  768. // create Directory Temp
  769. path = NSTemporaryDirectory();
  770. if (![[NSFileManager defaultManager] fileExistsAtPath:path])
  771. [[NSFileManager defaultManager] createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:nil];
  772. // Directory Excluded From Backup
  773. [CCUtility addSkipBackupAttributeToItemAtURL:[[[NSFileManager defaultManager] URLsForDirectory:NSDocumentDirectory inDomains:NSUserDomainMask] lastObject]];
  774. [CCUtility addSkipBackupAttributeToItemAtURL:[[CCUtility getDirectoryGroup] URLByAppendingPathComponent:k_DirectoryProviderStorage]];
  775. [CCUtility addSkipBackupAttributeToItemAtURL:[[CCUtility getDirectoryGroup] URLByAppendingPathComponent:k_appUserData]];
  776. #ifdef DEBUG
  777. NSLog(@"[LOG] Copy DB on Documents directory");
  778. NSString *atPathDB = [NSString stringWithFormat:@"%@/nextcloud.realm", [[dirGroup URLByAppendingPathComponent:k_appDatabaseNextcloud] path]];
  779. NSString *toPathDB = [NSString stringWithFormat:@"%@/nextcloud.realm", [CCUtility getDirectoryDocuments]];
  780. [[NSFileManager defaultManager] removeItemAtPath:toPathDB error:nil];
  781. [[NSFileManager defaultManager] copyItemAtPath:atPathDB toPath:toPathDB error:nil];
  782. #endif
  783. }
  784. + (NSURL *)getDirectoryGroup
  785. {
  786. NSURL *path = [[NSFileManager defaultManager] containerURLForSecurityApplicationGroupIdentifier:[NCBrandOptions sharedInstance].capabilitiesGroups];
  787. return path;
  788. }
  789. + (NSString *)getHomeServerUrlActiveUrl:(NSString *)activeUrl
  790. {
  791. if (activeUrl == nil)
  792. return @"";
  793. return [activeUrl stringByAppendingString:k_webDAV];
  794. }
  795. + (NSString *)getStringUser:(NSString *)activeUser activeUrl:(NSString *)activeUrl
  796. {
  797. NSString *baseUrl = [activeUrl lowercaseString];
  798. NSString *dirUserBaseUrl = @"";
  799. if ([activeUser length] && [baseUrl length]) {
  800. if ([baseUrl hasPrefix:@"https://"]) baseUrl = [baseUrl substringFromIndex:8];
  801. if ([baseUrl hasPrefix:@"http://"]) baseUrl = [baseUrl substringFromIndex:7];
  802. dirUserBaseUrl = [NSString stringWithFormat:@"%@-%@", activeUser, baseUrl];
  803. dirUserBaseUrl = [[self removeForbiddenCharactersFileSystem:dirUserBaseUrl] lowercaseString];
  804. }
  805. return dirUserBaseUrl;
  806. }
  807. // Return path of User
  808. + (NSString *)getDirectoryActiveUser:(NSString *)activeUser activeUrl:(NSString *)activeUrl
  809. {
  810. NSURL *dirGroup = [CCUtility getDirectoryGroup];
  811. NSString *user = activeUser;
  812. NSString *baseUrl = [activeUrl lowercaseString];
  813. NSString *dirUserBaseUrl = nil;
  814. NSString *dirApplicationUserGroup = nil;
  815. if ([user length] && [baseUrl length]) {
  816. if ([baseUrl hasPrefix:@"https://"]) baseUrl = [baseUrl substringFromIndex:8];
  817. if ([baseUrl hasPrefix:@"http://"]) baseUrl = [baseUrl substringFromIndex:7];
  818. dirUserBaseUrl = [NSString stringWithFormat:@"%@-%@", user, baseUrl];
  819. dirUserBaseUrl = [[self removeForbiddenCharactersFileSystem:dirUserBaseUrl] lowercaseString];
  820. } else return @"";
  821. dirApplicationUserGroup = [[dirGroup URLByAppendingPathComponent:k_appApplicationSupport] path];
  822. dirUserBaseUrl = [NSString stringWithFormat:@"%@/%@", dirApplicationUserGroup, dirUserBaseUrl];
  823. if (![[NSFileManager defaultManager] fileExistsAtPath: dirUserBaseUrl]) {
  824. [[NSFileManager defaultManager] createDirectoryAtPath:dirUserBaseUrl withIntermediateDirectories:YES attributes:nil error:nil];
  825. }
  826. return dirUserBaseUrl;
  827. }
  828. // Return the path of directory Documents -> NSDocumentDirectory
  829. + (NSString *)getDirectoryDocuments
  830. {
  831. NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
  832. return [paths objectAtIndex:0];
  833. }
  834. + (NSString *)getDirectoryReaderMetadata
  835. {
  836. NSArray *paths = NSSearchPathForDirectoriesInDomains(NSApplicationSupportDirectory, NSUserDomainMask, YES);
  837. return [NSString stringWithFormat:@"%@/Reader Metadata", [paths objectAtIndex:0]];
  838. }
  839. // Return the path of directory Audio
  840. + (NSString *)getDirectoryAudio
  841. {
  842. NSArray *paths = NSSearchPathForDirectoriesInDomains(NSApplicationSupportDirectory, NSUserDomainMask, YES);
  843. return [NSString stringWithFormat:@"%@/%@", [paths objectAtIndex:0], @"audio"];
  844. }
  845. // Return the path of directory Cetificates
  846. + (NSString *)getDirectoryCerificates
  847. {
  848. NSString *path = [[[CCUtility getDirectoryGroup] URLByAppendingPathComponent:k_appCertificates] path];
  849. if (![[NSFileManager defaultManager] fileExistsAtPath:path])
  850. [[NSFileManager defaultManager] createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:nil];
  851. return path;
  852. }
  853. + (NSString *)getDirectoryUserData
  854. {
  855. NSString *path = [[[CCUtility getDirectoryGroup] URLByAppendingPathComponent:k_appUserData] path];
  856. if (![[NSFileManager defaultManager] fileExistsAtPath:path])
  857. [[NSFileManager defaultManager] createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:nil];
  858. return path;
  859. }
  860. + (NSString *)getDirectoryProviderStorage
  861. {
  862. NSString *path = [[[CCUtility getDirectoryGroup] URLByAppendingPathComponent:k_DirectoryProviderStorage] path];
  863. if (![[NSFileManager defaultManager] fileExistsAtPath:path])
  864. [[NSFileManager defaultManager] createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:nil];
  865. return path;
  866. }
  867. + (NSString *)getDirectoryProviderStorageOcId:(NSString *)ocId
  868. {
  869. NSString *path = [NSString stringWithFormat:@"%@/%@", [self getDirectoryProviderStorage], ocId];
  870. if (![[NSFileManager defaultManager] fileExistsAtPath:path])
  871. [[NSFileManager defaultManager] createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:nil];
  872. return path;
  873. }
  874. + (NSString *)getDirectoryProviderStorageOcId:(NSString *)ocId fileNameView:(NSString *)fileNameView
  875. {
  876. NSString *fileNamePath = [NSString stringWithFormat:@"%@/%@", [self getDirectoryProviderStorageOcId:ocId], fileNameView];
  877. // if do not exists create file 0 length
  878. if ([[NSFileManager defaultManager] fileExistsAtPath:fileNamePath] == NO) {
  879. [[NSFileManager defaultManager] createFileAtPath:fileNamePath contents:nil attributes:nil];
  880. }
  881. return fileNamePath;
  882. }
  883. + (NSString *)getDirectoryProviderStorageIconOcId:(NSString *)ocId fileNameView:(NSString *)fileNameView
  884. {
  885. return [NSString stringWithFormat:@"%@/%@.ico", [self getDirectoryProviderStorageOcId:ocId], fileNameView];
  886. }
  887. + (BOOL)fileProviderStorageExists:(NSString *)ocId fileNameView:(NSString *)fileNameView
  888. {
  889. NSString *fileNamePath = [self getDirectoryProviderStorageOcId:ocId fileNameView:fileNameView];
  890. unsigned long long fileSize = [[[NSFileManager defaultManager] attributesOfItemAtPath:fileNamePath error:nil] fileSize];
  891. if (fileSize > 0) return true;
  892. else return false;
  893. }
  894. + (BOOL)fileProviderStorageIconExists:(NSString *)ocId fileNameView:(NSString *)fileNameView
  895. {
  896. NSString *fileNamePath = [self getDirectoryProviderStorageIconOcId:ocId fileNameView:fileNameView];
  897. unsigned long long fileSize = [[[NSFileManager defaultManager] attributesOfItemAtPath:fileNamePath error:nil] fileSize];
  898. if (fileSize > 0) return true;
  899. else return false;
  900. }
  901. + (void)emptyGroupApplicationSupport
  902. {
  903. NSURL *dirGroup = [CCUtility getDirectoryGroup];
  904. NSString *path = [[dirGroup URLByAppendingPathComponent:k_appApplicationSupport] path];
  905. [[NSFileManager defaultManager] removeItemAtPath:path error:nil];
  906. }
  907. + (void)emptyGroupLibraryDirectory
  908. {
  909. [[NSFileManager defaultManager] removeItemAtPath:[CCUtility getDirectoryScan] error:nil];
  910. [[NSFileManager defaultManager] removeItemAtPath:[CCUtility getDirectoryUserData] error:nil];
  911. }
  912. + (void)emptyGroupDirectoryProviderStorage
  913. {
  914. [[NSFileManager defaultManager] removeItemAtPath:[CCUtility getDirectoryProviderStorage] error:nil];
  915. }
  916. + (void)emptyDocumentsDirectory
  917. {
  918. [[NSFileManager defaultManager] removeItemAtPath:[CCUtility getDirectoryDocuments] error:nil];
  919. }
  920. + (void)emptyTemporaryDirectory
  921. {
  922. [[NSFileManager defaultManager] removeItemAtPath:NSTemporaryDirectory() error:nil];
  923. }
  924. + (NSString *)getTitleSectionDate:(NSDate *)date
  925. {
  926. NSString *title;
  927. NSDate *today = [NSDate date];
  928. NSDate *yesterday = [today dateByAddingTimeInterval: -86400.0];
  929. if ([date isEqualToDate:[CCUtility datetimeWithOutTime:[NSDate distantPast]]]) {
  930. title = NSLocalizedString(@"_no_date_", nil);
  931. } else {
  932. title = [NSDateFormatter localizedStringFromDate:date dateStyle:NSDateFormatterFullStyle timeStyle:0];
  933. if ([date isEqualToDate:[CCUtility datetimeWithOutTime:today]])
  934. title = [NSString stringWithFormat:NSLocalizedString(@"_today_", nil)];
  935. if ([date isEqualToDate:[CCUtility datetimeWithOutTime:yesterday]])
  936. title = [NSString stringWithFormat:NSLocalizedString(@"_yesterday_", nil)];
  937. }
  938. return title;
  939. }
  940. + (void)moveFileAtPath:(NSString *)atPath toPath:(NSString *)toPath
  941. {
  942. if ([[NSFileManager defaultManager] fileExistsAtPath:atPath]) {
  943. [[NSFileManager defaultManager] removeItemAtPath:toPath error:nil];
  944. [[NSFileManager defaultManager] copyItemAtPath:atPath toPath:toPath error:nil];
  945. [[NSFileManager defaultManager] removeItemAtPath:atPath error:nil];
  946. }
  947. }
  948. + (void)copyFileAtPath:(NSString *)atPath toPath:(NSString *)toPath
  949. {
  950. if ([[NSFileManager defaultManager] fileExistsAtPath:atPath]) {
  951. [[NSFileManager defaultManager] removeItemAtPath:toPath error:nil];
  952. [[NSFileManager defaultManager] copyItemAtPath:atPath toPath:toPath error:nil];
  953. }
  954. }
  955. + (void)removeFileAtPath:(NSString *)atPath
  956. {
  957. if ([[NSFileManager defaultManager] fileExistsAtPath:atPath]) {
  958. [[NSFileManager defaultManager] removeItemAtPath:atPath error:nil];
  959. }
  960. }
  961. + (NSString *)deletingLastPathComponentFromServerUrl:(NSString *)serverUrl
  962. {
  963. NSURL *url = [[NSURL URLWithString:[serverUrl stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLFragmentAllowedCharacterSet]]] URLByDeletingLastPathComponent];
  964. NSString *pather = [[url absoluteString] stringByRemovingPercentEncoding];
  965. return [pather substringToIndex: [pather length] - 1];
  966. }
  967. + (NSString *)firtsPathComponentFromServerUrl:(NSString *)serverUrl activeUrl:(NSString *)activeUrl
  968. {
  969. NSString *firstPath = serverUrl;
  970. NSURL *serverUrlURL = [NSURL URLWithString:[serverUrl stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLFragmentAllowedCharacterSet]]];
  971. NSURL *activeUrlURL = [NSURL URLWithString:[NSString stringWithFormat:@"%@%@/", [activeUrl stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLFragmentAllowedCharacterSet]], k_webDAV]];
  972. while ([[serverUrlURL absoluteString] isEqualToString:[activeUrlURL absoluteString]] == false) {
  973. firstPath = [serverUrlURL absoluteString];
  974. serverUrlURL = [serverUrlURL URLByDeletingLastPathComponent];
  975. }
  976. if ([firstPath hasSuffix:@"/"]) firstPath = [firstPath substringToIndex:[firstPath length] - 1];
  977. return firstPath;
  978. }
  979. + (NSString *)getLastPathFromServerUrl:(NSString *)serverUrl activeUrl:(NSString *)activeUrl
  980. {
  981. if ([serverUrl isEqualToString:activeUrl])
  982. return @"";
  983. NSURL *serverUrlURL = [NSURL URLWithString:[serverUrl stringByAddingPercentEncodingWithAllowedCharacters:[NSCharacterSet URLFragmentAllowedCharacterSet]]];
  984. NSString *fileName = [serverUrlURL lastPathComponent];
  985. return fileName;
  986. }
  987. + (NSString *)returnPathfromServerUrl:(NSString *)serverUrl activeUrl:(NSString *)activeUrl
  988. {
  989. NSString *path = [serverUrl stringByReplacingOccurrencesOfString:[activeUrl stringByAppendingString:k_webDAV] withString:@""];
  990. return path;
  991. }
  992. + (NSString *)returnFileNamePathFromFileName:(NSString *)metadataFileName serverUrl:(NSString *)serverUrl activeUrl:(NSString *)activeUrl
  993. {
  994. if (metadataFileName == nil || serverUrl == nil || activeUrl == nil) {
  995. return @"";
  996. }
  997. NSString *fileName = [NSString stringWithFormat:@"%@/%@", [serverUrl stringByReplacingOccurrencesOfString:[CCUtility getHomeServerUrlActiveUrl:activeUrl] withString:@""], metadataFileName];
  998. if ([fileName hasPrefix:@"/"]) fileName = [fileName substringFromIndex:1];
  999. return fileName;
  1000. }
  1001. + (NSArray *)createNameSubFolder:(PHFetchResult *)alassets
  1002. {
  1003. NSMutableOrderedSet *datesSubFolder = [NSMutableOrderedSet new];
  1004. for (PHAsset *asset in alassets) {
  1005. NSDate *assetDate = asset.creationDate;
  1006. NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
  1007. [formatter setDateFormat:@"yyyy"];
  1008. NSString *yearString = [formatter stringFromDate:assetDate];
  1009. if (yearString)
  1010. [datesSubFolder addObject:yearString];
  1011. [formatter setDateFormat:@"MM"];
  1012. NSString *monthString = [formatter stringFromDate:assetDate];
  1013. monthString = [NSString stringWithFormat:@"%@/%@", yearString, monthString];
  1014. if (monthString)
  1015. [datesSubFolder addObject:monthString];
  1016. }
  1017. return (NSArray *)datesSubFolder;
  1018. }
  1019. + (BOOL)isDocumentModifiableExtension:(NSString *)fileExtension
  1020. {
  1021. // Use UPPERCASE extension :
  1022. return [@[@"TXT", @"MD", @"MARKDOWN", @"ORG"] containsObject:fileExtension];
  1023. }
  1024. + (NSString *)getMimeType:(NSString *)fileNameView
  1025. {
  1026. CFStringRef fileUTI = nil;
  1027. NSString *returnFileUTI = nil;
  1028. if ([fileNameView isEqualToString:@"."]) {
  1029. return returnFileUTI;
  1030. } else {
  1031. CFStringRef fileExtension = (__bridge CFStringRef)[fileNameView pathExtension];
  1032. NSString *ext = (__bridge NSString *)fileExtension;
  1033. ext = ext.uppercaseString;
  1034. fileUTI = UTTypeCreatePreferredIdentifierForTag(kUTTagClassFilenameExtension, fileExtension, NULL);
  1035. if (fileUTI != nil) {
  1036. returnFileUTI = (__bridge NSString *)fileUTI;
  1037. CFRelease(fileUTI);
  1038. }
  1039. }
  1040. return returnFileUTI;
  1041. }
  1042. + (NSString *)getDirectoryScan
  1043. {
  1044. NSString *path = [[[CCUtility getDirectoryGroup] URLByAppendingPathComponent:k_appScan] path];
  1045. if (![[NSFileManager defaultManager] fileExistsAtPath:path])
  1046. [[NSFileManager defaultManager] createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:nil];
  1047. return path;
  1048. }
  1049. + (void)writeData:(NSData *)data fileNamePath:(NSString *)fileNamePath
  1050. {
  1051. [data writeToFile:fileNamePath atomically:YES];
  1052. }
  1053. + (void)selectFileNameFrom:(UITextField *)textField
  1054. {
  1055. UITextPosition *endPosition;
  1056. NSRange rangeDot = [textField.text rangeOfString:@"." options:NSBackwardsSearch];
  1057. if (rangeDot.location != NSNotFound) {
  1058. endPosition = [textField positionFromPosition:textField.beginningOfDocument offset:rangeDot.location];
  1059. } else {
  1060. endPosition = textField.endOfDocument;
  1061. }
  1062. UITextRange *textRange = [textField textRangeFromPosition:textField.beginningOfDocument toPosition:endPosition];
  1063. textField.selectedTextRange = textRange;
  1064. }
  1065. + (NSString *)getTimeIntervalSince197
  1066. {
  1067. return [NSString stringWithFormat:@"%f", [[NSDate date] timeIntervalSince1970]];
  1068. }
  1069. #pragma --------------------------------------------------------------------------------------------
  1070. #pragma mark ===== E2E Encrypted =====
  1071. #pragma --------------------------------------------------------------------------------------------
  1072. + (NSString *)generateRandomIdentifier
  1073. {
  1074. NSString *UUID = [[NSUUID UUID] UUIDString];
  1075. return [[UUID stringByReplacingOccurrencesOfString:@"-" withString:@""] lowercaseString];
  1076. }
  1077. + (BOOL)isFolderEncrypted:(NSString *)serverUrl account:(NSString *)account
  1078. {
  1079. BOOL depth = NO;
  1080. if (depth) {
  1081. NSArray *directories = [[NCManageDatabase sharedInstance] getTablesDirectoryWithPredicate:[NSPredicate predicateWithFormat:@"account == %@ AND e2eEncrypted == 1 AND serverUrl BEGINSWITH %@", account, serverUrl] sorted:@"serverUrl" ascending:false];
  1082. for (tableDirectory *directory in directories) {
  1083. if ([serverUrl containsString:directory.serverUrl])
  1084. return true;
  1085. }
  1086. } else {
  1087. tableDirectory *directory = [[NCManageDatabase sharedInstance] getTableDirectoryWithPredicate:[NSPredicate predicateWithFormat:@"account == %@ AND e2eEncrypted == 1 AND serverUrl == %@", account, serverUrl]];
  1088. if (directory != nil)
  1089. return true;
  1090. }
  1091. return false;
  1092. }
  1093. #pragma --------------------------------------------------------------------------------------------
  1094. #pragma mark ===== CCMetadata =====
  1095. #pragma --------------------------------------------------------------------------------------------
  1096. + (tableMetadata *)createMetadataWithAccount:(NSString *)account date:(NSDate *)date directory:(BOOL)directory ocId:(NSString *)ocId serverUrl:(NSString *)serverUrl fileName:(NSString *)fileName etag:(NSString *)etag size:(double)size status:(double)status url:(NSString *)url
  1097. {
  1098. tableMetadata *metadata = [tableMetadata new];
  1099. metadata.account = account;
  1100. metadata.date = date;
  1101. metadata.directory = directory;
  1102. metadata.etag = etag;
  1103. metadata.ocId = ocId;
  1104. metadata.fileName = fileName;
  1105. metadata.fileNameView = fileName;
  1106. metadata.serverUrl = serverUrl;
  1107. metadata.size = size;
  1108. metadata.status = status;
  1109. metadata.url = url;
  1110. [self insertTypeFileIconName:fileName metadata:metadata];
  1111. return metadata;
  1112. }
  1113. + (tableMetadata *)trasformedOCFileToCCMetadata:(OCFileDto *)itemDto fileName:(NSString *)fileName serverUrl:(NSString *)serverUrl autoUploadFileName:(NSString *)autoUploadFileName autoUploadDirectory:(NSString *)autoUploadDirectory account:(NSString *)account isFolderEncrypted:(BOOL)isFolderEncrypted
  1114. {
  1115. tableMetadata *metadata = [tableMetadata new];
  1116. NSString *fileNameView;
  1117. fileName = [CCUtility removeForbiddenCharactersServer:fileName];
  1118. fileNameView = fileName;
  1119. // E2EE find the fileName for fileNameView
  1120. if (isFolderEncrypted) {
  1121. tableE2eEncryption *tableE2eEncryption = [[NCManageDatabase sharedInstance] getE2eEncryptionWithPredicate:[NSPredicate predicateWithFormat:@"account == %@ AND serverUrl == %@ AND fileNameIdentifier == %@", account, serverUrl, fileName]];
  1122. if (tableE2eEncryption)
  1123. fileNameView = tableE2eEncryption.fileName;
  1124. }
  1125. metadata.account = account;
  1126. metadata.commentsUnread = itemDto.commentsUnread;
  1127. metadata.contentType = itemDto.contentType;
  1128. metadata.date = [NSDate dateWithTimeIntervalSince1970:itemDto.date];
  1129. metadata.directory = itemDto.isDirectory;
  1130. metadata.e2eEncrypted = itemDto.isEncrypted;
  1131. metadata.etag = itemDto.etag;
  1132. metadata.fileId = itemDto.fileId;
  1133. metadata.favorite = itemDto.isFavorite;
  1134. metadata.fileName = fileName;
  1135. metadata.fileNameView = fileNameView;
  1136. metadata.hasPreview = itemDto.hasPreview;
  1137. metadata.iconName = @"";
  1138. metadata.mountType = itemDto.mountType;
  1139. metadata.ocId = itemDto.ocId;
  1140. metadata.ownerId = itemDto.ownerId;
  1141. metadata.ownerDisplayName = itemDto.ownerDisplayName;
  1142. metadata.permissions = itemDto.permissions;
  1143. metadata.quotaUsedBytes = itemDto.quotaUsedBytes;
  1144. metadata.quotaAvailableBytes = itemDto.quotaAvailableBytes;
  1145. metadata.resourceType = itemDto.resourceType;
  1146. metadata.serverUrl = serverUrl;
  1147. metadata.sessionTaskIdentifier = k_taskIdentifierDone;
  1148. metadata.size = itemDto.size;
  1149. metadata.status = k_metadataStatusNormal;
  1150. metadata.typeFile = @"";
  1151. metadata.trashbinFileName = itemDto.trashbinFileName;
  1152. metadata.trashbinOriginalLocation = itemDto.trashbinOriginalLocation;
  1153. metadata.trashbinDeletionTime = [NSDate dateWithTimeIntervalSince1970:itemDto.trashbinDeletionTime];
  1154. [self insertTypeFileIconName:fileNameView metadata:metadata];
  1155. return metadata;
  1156. }
  1157. + (NSString *)insertTypeFileIconName:(NSString *)fileNameView metadata:(tableMetadata *)metadata
  1158. {
  1159. CFStringRef fileUTI = nil;
  1160. NSString *returnFileUTI = nil;
  1161. if ([fileNameView isEqualToString:@"."]) {
  1162. metadata.typeFile = k_metadataTypeFile_unknown;
  1163. metadata.iconName = @"file";
  1164. } else if (metadata.directory) {
  1165. metadata.typeFile = k_metadataTypeFile_directory;
  1166. fileUTI = kUTTypeFolder;
  1167. } else {
  1168. CFStringRef fileExtension = (__bridge CFStringRef)[fileNameView pathExtension];
  1169. NSString *ext = (__bridge NSString *)fileExtension;
  1170. ext = ext.uppercaseString;
  1171. fileUTI = UTTypeCreatePreferredIdentifierForTag(kUTTagClassFilenameExtension, fileExtension, NULL);
  1172. // Type image
  1173. if (UTTypeConformsTo(fileUTI, kUTTypeImage)) {
  1174. metadata.typeFile = k_metadataTypeFile_image;
  1175. metadata.iconName = @"file_photo";
  1176. }
  1177. // Type Video
  1178. else if (UTTypeConformsTo(fileUTI, kUTTypeMovie)) {
  1179. metadata.typeFile = k_metadataTypeFile_video;
  1180. metadata.iconName = @"file_movie";
  1181. }
  1182. // Type Audio
  1183. else if (UTTypeConformsTo(fileUTI, kUTTypeAudio)) {
  1184. metadata.typeFile = k_metadataTypeFile_audio;
  1185. metadata.iconName = @"file_audio";
  1186. }
  1187. // Type Document [DOC] [PDF] [XLS] [TXT] (RTF = "public.rtf" - ODT = "org.oasis-open.opendocument.text") + isDocumentModifiableExtension
  1188. else if (UTTypeConformsTo(fileUTI, kUTTypeContent) || [CCUtility isDocumentModifiableExtension:ext]) {
  1189. metadata.typeFile = k_metadataTypeFile_document;
  1190. metadata.iconName = @"document";
  1191. NSString *typeFile = (__bridge NSString *)fileUTI;
  1192. if ([typeFile isEqualToString:@"com.adobe.pdf"]) {
  1193. metadata.iconName = @"file_pdf";
  1194. }
  1195. if ([typeFile isEqualToString:@"org.openxmlformats.spreadsheetml.sheet"]) {
  1196. metadata.iconName = @"file_xls";
  1197. }
  1198. if ([typeFile isEqualToString:@"com.microsoft.excel.xls"]) {
  1199. metadata.iconName = @"file_xls";
  1200. }
  1201. if ([typeFile isEqualToString:@"public.plain-text"] || [CCUtility isDocumentModifiableExtension:ext]) {
  1202. metadata.iconName = @"file_txt";
  1203. }
  1204. if ([typeFile isEqualToString:@"public.html"]) {
  1205. metadata.iconName = @"file_code";
  1206. }
  1207. }
  1208. // Type compress
  1209. else if (UTTypeConformsTo(fileUTI, kUTTypeZipArchive) && [(__bridge NSString *)fileUTI containsString:@"org.openxmlformats"] == NO && [(__bridge NSString *)fileUTI containsString:@"oasis"] == NO) {
  1210. metadata.typeFile = k_metadataTypeFile_compress;
  1211. metadata.iconName = @"file_compress";
  1212. } else {
  1213. // Type unknown
  1214. metadata.typeFile = k_metadataTypeFile_unknown;
  1215. // icon uTorrent
  1216. if ([ext isEqualToString:@"TORRENT"]) {
  1217. metadata.iconName = @"utorrent";
  1218. } else if ([ext isEqualToString:@"IMI"]) {
  1219. metadata.typeFile = k_metadataTypeFile_imagemeter;
  1220. metadata.iconName = @"imagemeter";
  1221. } else {
  1222. metadata.iconName = @"file";
  1223. }
  1224. }
  1225. }
  1226. if (fileUTI != nil) {
  1227. returnFileUTI = (__bridge NSString *)fileUTI;
  1228. CFRelease(fileUTI);
  1229. }
  1230. return returnFileUTI;
  1231. }
  1232. + (tableMetadata *)insertFileSystemInMetadata:(tableMetadata *)metadata
  1233. {
  1234. NSString *fileNamePath = [CCUtility getDirectoryProviderStorageOcId:metadata.ocId fileNameView:metadata.fileName];
  1235. NSDictionary *attributes = [[NSFileManager defaultManager] attributesOfItemAtPath:fileNamePath error:nil];
  1236. if (attributes[NSFileModificationDate]) {
  1237. metadata.date = attributes[NSFileModificationDate];
  1238. } else {
  1239. metadata.date = [NSDate date];
  1240. }
  1241. metadata.size = [attributes[NSFileSize] longValue];
  1242. [self insertTypeFileIconName:metadata.fileNameView metadata:metadata];
  1243. return metadata;
  1244. }
  1245. + (NSString *)createMetadataIDFromAccount:(NSString *)account serverUrl:(NSString *)serverUrl fileNameView:(NSString *)fileNameView directory:(BOOL)directory
  1246. {
  1247. NSArray *arrayForbiddenCharacters = [NSArray arrayWithObjects:@"\\",@"<",@">",@":",@"\"",@"|",@"?",@"*",@"/", nil];
  1248. for (NSString *currentCharacter in arrayForbiddenCharacters) {
  1249. account = [account stringByReplacingOccurrencesOfString:currentCharacter withString:@""];
  1250. }
  1251. for (NSString *currentCharacter in arrayForbiddenCharacters) {
  1252. serverUrl = [serverUrl stringByReplacingOccurrencesOfString:currentCharacter withString:@""];
  1253. }
  1254. NSString *uniqueID = [[account stringByAppendingString:serverUrl] lowercaseString];
  1255. NSString *metadataID = [[uniqueID stringByAppendingString:fileNameView] lowercaseString];
  1256. if (directory) {
  1257. return [metadataID stringByAppendingString:@"-dir"];
  1258. }
  1259. return metadataID;
  1260. }
  1261. #pragma --------------------------------------------------------------------------------------------
  1262. #pragma mark ===== Third parts =====
  1263. #pragma --------------------------------------------------------------------------------------------
  1264. + (NSString *)stringValueForKey:(id)key conDictionary:(NSDictionary *)dictionary
  1265. {
  1266. id obj = [dictionary objectForKey:key];
  1267. if ([obj isEqual:[NSNull null]]) return @"";
  1268. if ([obj isKindOfClass:[NSString class]]) {
  1269. return obj;
  1270. }
  1271. else if ([obj isKindOfClass:[NSNumber class]]) {
  1272. return [obj stringValue];
  1273. }
  1274. else {
  1275. return [obj description];
  1276. }
  1277. }
  1278. + (NSString *)currentDevice
  1279. {
  1280. struct utsname systemInfo;
  1281. uname(&systemInfo);
  1282. NSString *deviceName=[NSString stringWithCString:systemInfo.machine encoding:NSUTF8StringEncoding];
  1283. //NSLog(@"[LOG] Device Name :%@",deviceName);
  1284. return deviceName;
  1285. }
  1286. + (NSString *)getExtension:(NSString*)fileName
  1287. {
  1288. NSMutableArray *fileNameArray =[[NSMutableArray alloc] initWithArray: [fileName componentsSeparatedByCharactersInSet:[NSCharacterSet characterSetWithCharactersInString:@"."]]];
  1289. NSString *extension = [NSString stringWithFormat:@"%@",[fileNameArray lastObject]];
  1290. extension = [extension uppercaseString];
  1291. //If the file has a ZIP extension obtain the previous one for check if it is a .pages.zip / .numbers.zip / .key.zip extension
  1292. if ([extension isEqualToString:@"ZIP"]) {
  1293. [fileNameArray removeLastObject];
  1294. NSString *secondExtension = [NSString stringWithFormat:@"%@",[fileNameArray lastObject]];
  1295. secondExtension = [secondExtension uppercaseString];
  1296. if ([secondExtension isEqualToString:@"PAGES"] || [secondExtension isEqualToString:@"NUMBERS"] || [secondExtension isEqualToString:@"KEY"]) {
  1297. extension = [NSString stringWithFormat:@"%@.%@",secondExtension,extension];
  1298. return extension;
  1299. }
  1300. }
  1301. return extension;
  1302. }
  1303. /*
  1304. * Util method to make a NSDate object from a string from xml
  1305. * @dateString -> Data string from xml
  1306. */
  1307. + (NSDate*)parseDateString:(NSString*)dateString
  1308. {
  1309. //Parse the date in all the formats
  1310. NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
  1311. /*In most cases the best locale to choose is "en_US_POSIX", a locale that's specifically designed to yield US English results regardless of both user and system preferences. "en_US_POSIX" is also invariant in time (if the US, at some point in the future, changes the way it formats dates, "en_US" will change to reflect the new behaviour, but "en_US_POSIX" will not). It will behave consistently for all users.*/
  1312. [dateFormatter setLocale:[[NSLocale alloc] initWithLocaleIdentifier:@"en_US_POSIX"]];
  1313. //This is the format for the concret locale used
  1314. [dateFormatter setDateFormat:@"EEE, dd MMM y HH:mm:ss zzz"];
  1315. NSDate *theDate = nil;
  1316. NSError *error = nil;
  1317. if (![dateFormatter getObjectValue:&theDate forString:dateString range:nil error:&error]) {
  1318. NSLog(@"[LOG] Date '%@' could not be parsed: %@", dateString, error);
  1319. }
  1320. return theDate;
  1321. }
  1322. + (NSDate *)datetimeWithOutTime:(NSDate *)datDate
  1323. {
  1324. if (datDate == nil) return nil;
  1325. NSDateComponents* comps = [[NSCalendar currentCalendar] components:NSCalendarUnitYear|NSCalendarUnitMonth|NSCalendarUnitDay fromDate:datDate];
  1326. datDate = [[NSCalendar currentCalendar] dateFromComponents:comps];
  1327. return datDate;
  1328. }
  1329. + (NSDate *)datetimeWithOutDate:(NSDate *)datDate
  1330. {
  1331. if (datDate == nil) return nil;
  1332. NSDateComponents* comps = [[NSCalendar currentCalendar] components:NSCalendarUnitHour|NSCalendarUnitMinute|NSCalendarUnitSecond fromDate:datDate];
  1333. return [[NSCalendar currentCalendar] dateFromComponents:comps];
  1334. }
  1335. + (BOOL)isValidEmail:(NSString *)checkString
  1336. {
  1337. checkString = [checkString lowercaseString];
  1338. BOOL stricterFilter = YES;
  1339. NSString *stricterFilterString = @"[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,4}";
  1340. NSString *laxString = @".+@.+\\.[A-Za-z]{2}[A-Za-z]*";
  1341. NSString *emailRegex = stricterFilter ? stricterFilterString : laxString;
  1342. NSPredicate *emailTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", emailRegex];
  1343. return [emailTest evaluateWithObject:checkString];
  1344. }
  1345. + (NSString *)URLEncodeStringFromString:(NSString *)string
  1346. {
  1347. static CFStringRef charset = CFSTR("!@#$%&*()+'\";:=,/?[] ");
  1348. CFStringRef str = (__bridge CFStringRef)string;
  1349. CFStringEncoding encoding = kCFStringEncodingUTF8;
  1350. return (NSString *)CFBridgingRelease(CFURLCreateStringByAddingPercentEscapes(NULL, str, NULL, charset, encoding));
  1351. }
  1352. + (NSString*)hexRepresentation:(NSData *)data spaces:(BOOL)spaces
  1353. {
  1354. const unsigned char* bytes = (const unsigned char*)[data bytes];
  1355. NSUInteger nbBytes = [data length];
  1356. //If spaces is true, insert a space every this many input bytes (twice this many output characters).
  1357. static const NSUInteger spaceEveryThisManyBytes = 4UL;
  1358. //If spaces is true, insert a line-break instead of a space every this many spaces.
  1359. static const NSUInteger lineBreakEveryThisManySpaces = 4UL;
  1360. const NSUInteger lineBreakEveryThisManyBytes = spaceEveryThisManyBytes * lineBreakEveryThisManySpaces;
  1361. NSUInteger strLen = 2*nbBytes + (spaces ? nbBytes/spaceEveryThisManyBytes : 0);
  1362. NSMutableString* hex = [[NSMutableString alloc] initWithCapacity:strLen];
  1363. for(NSUInteger i=0; i<nbBytes; ) {
  1364. [hex appendFormat:@"%02X", bytes[i]];
  1365. //We need to increment here so that the every-n-bytes computations are right.
  1366. ++i;
  1367. if (spaces) {
  1368. if (i % lineBreakEveryThisManyBytes == 0) [hex appendString:@"\n"];
  1369. else if (i % spaceEveryThisManyBytes == 0) [hex appendString:@" "];
  1370. }
  1371. }
  1372. return hex;
  1373. }
  1374. + (NSString *)valueForKey:(NSString *)key fromQueryItems:(NSArray *)queryItems
  1375. {
  1376. NSPredicate *predicate = [NSPredicate predicateWithFormat:@"name=%@", key];
  1377. NSURLQueryItem *queryItem = [[queryItems filteredArrayUsingPredicate:predicate] firstObject];
  1378. return queryItem.value;
  1379. }
  1380. @end