CCUtility.m 44 KB

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  1. //
  2. // CCUtility.m
  3. // Crypto Cloud Technology Nextcloud
  4. //
  5. // Created by Marino Faggiana on 02/02/16.
  6. // Copyright (c) 2014 TWS. All rights reserved.
  7. //
  8. // Author Marino Faggiana <m.faggiana@twsweb.it>
  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 <netinet/in.h>
  26. #import <openssl/x509.h>
  27. #import <openssl/bio.h>
  28. #import <openssl/err.h>
  29. #import <openssl/pem.h>
  30. @implementation CCUtility
  31. #pragma --------------------------------------------------------------------------------------------
  32. #pragma mark ======================= KeyChainStore ==================================
  33. #pragma --------------------------------------------------------------------------------------------
  34. + (void)deleteAllChainStore
  35. {
  36. [UICKeyChainStore removeAllItems];
  37. [UICKeyChainStore removeAllItemsForService:k_serviceShareKeyChain];
  38. }
  39. + (void)storeAllChainInService
  40. {
  41. UICKeyChainStore *store = [UICKeyChainStore keyChainStore];
  42. NSArray *items = store.allItems;
  43. for (NSDictionary *item in items) {
  44. [UICKeyChainStore setString:[item objectForKey:@"value"] forKey:[item objectForKey:@"key"] service:k_serviceShareKeyChain];
  45. [UICKeyChainStore removeItemForKey:[item objectForKey:@"key"]];
  46. }
  47. }
  48. #pragma ------------------------------ ADMIN
  49. + (void)adminRemoveIntro
  50. {
  51. NSString *version = [self getVersionCryptoCloud];
  52. [UICKeyChainStore setString:nil forKey:version service:k_serviceShareKeyChain];
  53. }
  54. + (void)adminRemovePasscode
  55. {
  56. NSString *uuid = [self getUUID];
  57. [UICKeyChainStore setString:nil forKey:uuid service:k_serviceShareKeyChain];
  58. }
  59. + (void)adminRemoveVersion
  60. {
  61. [UICKeyChainStore setString:@"0.0" forKey:@"version" service:k_serviceShareKeyChain];
  62. }
  63. #pragma ------------------------------ SET
  64. + (void)setKeyChainPasscodeForUUID:(NSString *)uuid conPasscode:(NSString *)passcode
  65. {
  66. [UICKeyChainStore setString:passcode forKey:uuid service:k_serviceShareKeyChain];
  67. }
  68. + (NSString *)setVersionCryptoCloud
  69. {
  70. NSString *version = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"CFBundleShortVersionString"];
  71. [UICKeyChainStore setString:version forKey:@"version" service:k_serviceShareKeyChain];
  72. return version;
  73. }
  74. + (void)setBlockCode:(NSString *)blockcode
  75. {
  76. [UICKeyChainStore setString:blockcode forKey:@"blockcode" service:k_serviceShareKeyChain];
  77. }
  78. + (void)setSimplyBlockCode:(BOOL)simply
  79. {
  80. NSString *sSimply = (simply) ? @"true" : @"false";
  81. [UICKeyChainStore setString:sSimply forKey:@"simplyblockcode" service:k_serviceShareKeyChain];
  82. }
  83. + (void)setOnlyLockDir:(BOOL)lockDir
  84. {
  85. NSString *sLockDir = (lockDir) ? @"true" : @"false";
  86. [UICKeyChainStore setString:sLockDir forKey:@"onlylockdir" service:k_serviceShareKeyChain];
  87. }
  88. + (void)setOptimizedPhoto:(BOOL)resize
  89. {
  90. NSString *sOptimizedPhoto = (resize) ? @"true" : @"false";
  91. [UICKeyChainStore setString:sOptimizedPhoto forKey:@"optimizedphoto" service:k_serviceShareKeyChain];
  92. }
  93. + (void)setUploadAndRemovePhoto:(BOOL)remove
  94. {
  95. NSString *sRemovePhoto = (remove) ? @"true" : @"false";
  96. [UICKeyChainStore setString:sRemovePhoto forKey:@"uploadremovephoto" service:k_serviceShareKeyChain];
  97. }
  98. + (void)setOrderSettings:(NSString *)order
  99. {
  100. [UICKeyChainStore setString:order forKey:@"order" service:k_serviceShareKeyChain];
  101. }
  102. + (void)setAscendingSettings:(BOOL)ascendente
  103. {
  104. NSString *sAscendente = (ascendente) ? @"true" : @"false";
  105. [UICKeyChainStore setString:sAscendente forKey:@"ascending" service:k_serviceShareKeyChain];
  106. }
  107. + (void)setGroupBySettings:(NSString *)groupby
  108. {
  109. [UICKeyChainStore setString:groupby forKey:@"groupby" service:k_serviceShareKeyChain];
  110. }
  111. + (void)setIntro:(NSString *)version
  112. {
  113. [UICKeyChainStore setString:@"true" forKey:version service:k_serviceShareKeyChain];
  114. }
  115. + (void)setActiveAccountShareExt:(NSString *)activeAccount
  116. {
  117. [UICKeyChainStore setString:activeAccount forKey:@"activeAccountShareExt" service:k_serviceShareKeyChain];
  118. }
  119. + (void)setCryptatedShareExt:(BOOL)cryptated
  120. {
  121. NSString *sCryptated = (cryptated) ? @"true" : @"false";
  122. [UICKeyChainStore setString:sCryptated forKey:@"cryptatedShareExt" service:k_serviceShareKeyChain];
  123. }
  124. + (void)setServerUrlShareExt:(NSString *)serverUrl
  125. {
  126. [UICKeyChainStore setString:serverUrl forKey:@"serverUrlShareExt" service:k_serviceShareKeyChain];
  127. }
  128. + (void)setTitleServerUrlShareExt:(NSString *)titleServerUrl
  129. {
  130. [UICKeyChainStore setString:titleServerUrl forKey:@"titleServerUrlShareExt" service:k_serviceShareKeyChain];
  131. }
  132. + (void)setEmail:(NSString *)email
  133. {
  134. [UICKeyChainStore setString:email forKey:@"email" service:k_serviceShareKeyChain];
  135. }
  136. + (void)setHint:(NSString *)hint
  137. {
  138. [UICKeyChainStore setString:hint forKey:@"hint" service:k_serviceShareKeyChain];
  139. }
  140. + (void)setDirectoryOnTop:(BOOL)directoryOnTop
  141. {
  142. NSString *sDirectoryOnTop = (directoryOnTop) ? @"true" : @"false";
  143. [UICKeyChainStore setString:sDirectoryOnTop forKey:@"directoryOnTop" service:k_serviceShareKeyChain];
  144. }
  145. + (void)setFileNameMask:(NSString *)mask key:(NSString *)key
  146. {
  147. [UICKeyChainStore setString:mask forKey:key service:k_serviceShareKeyChain];
  148. }
  149. + (void)setCreateMenuEncrypted:(BOOL)encrypted
  150. {
  151. NSString *sEncrypted = (encrypted) ? @"true" : @"false";
  152. [UICKeyChainStore setString:sEncrypted forKey:@"createMenuEncrypted" service:k_serviceShareKeyChain];
  153. }
  154. #pragma ------------------------------ GET
  155. + (NSString *)getKeyChainPasscodeForUUID:(NSString *)uuid
  156. {
  157. if (!uuid) return @"";
  158. NSString *passcode = [UICKeyChainStore stringForKey:uuid service:k_serviceShareKeyChain];
  159. if (!passcode)
  160. passcode = @"";
  161. return passcode;
  162. }
  163. + (NSString *)getUUID
  164. {
  165. #if TARGET_IPHONE_SIMULATOR
  166. NSUUID *deviceId = [[NSUUID alloc]initWithUUIDString:k_UUID_SIM];
  167. return [deviceId UUIDString];
  168. #else
  169. NSString *uuid = [[UIDevice currentDevice] identifierForVendor].UUIDString;
  170. return uuid;
  171. #endif
  172. }
  173. + (NSString *)getNameCurrentDevice
  174. {
  175. return [[UIDevice currentDevice] name];
  176. }
  177. + (NSString *)getVersionCryptoCloud
  178. {
  179. return [UICKeyChainStore stringForKey:@"version" service:k_serviceShareKeyChain];
  180. }
  181. + (NSString *)getBlockCode
  182. {
  183. return [UICKeyChainStore stringForKey:@"blockcode" service:k_serviceShareKeyChain];
  184. }
  185. + (BOOL)getSimplyBlockCode
  186. {
  187. NSString *simplyBlockCode = [UICKeyChainStore stringForKey:@"simplyblockcode" service:k_serviceShareKeyChain];
  188. if (simplyBlockCode == nil) {
  189. [self setSimplyBlockCode:YES];
  190. return YES;
  191. }
  192. return [simplyBlockCode boolValue];
  193. }
  194. + (BOOL)getOnlyLockDir
  195. {
  196. return [[UICKeyChainStore stringForKey:@"onlylockdir" service:k_serviceShareKeyChain] boolValue];
  197. }
  198. + (BOOL)getOptimizedPhoto
  199. {
  200. return [[UICKeyChainStore stringForKey:@"optimizedphoto" service:k_serviceShareKeyChain] boolValue];
  201. }
  202. + (BOOL)getUploadAndRemovePhoto
  203. {
  204. return [[UICKeyChainStore stringForKey:@"uploadremovephoto" service:k_serviceShareKeyChain] boolValue];
  205. }
  206. + (NSString *)getOrderSettings
  207. {
  208. NSString *order = [UICKeyChainStore stringForKey:@"order" service:k_serviceShareKeyChain];
  209. if (order == nil) {
  210. [self setOrderSettings:@"fileName"];
  211. return @"fileName";
  212. }
  213. return order;
  214. }
  215. + (BOOL)getAscendingSettings
  216. {
  217. NSString *ascending = [UICKeyChainStore stringForKey:@"ascending" service:k_serviceShareKeyChain];
  218. if (ascending == nil) {
  219. [self setAscendingSettings:YES];
  220. return YES;
  221. }
  222. return [ascending boolValue];
  223. }
  224. + (NSString *)getGroupBySettings
  225. {
  226. NSString *groupby = [UICKeyChainStore stringForKey:@"groupby" service:k_serviceShareKeyChain];
  227. if (groupby == nil) {
  228. [self setGroupBySettings:@"none"];
  229. return @"none";
  230. }
  231. return groupby;
  232. }
  233. + (BOOL)getIntro:(NSString *)version
  234. {
  235. return [[UICKeyChainStore stringForKey:version service:k_serviceShareKeyChain] boolValue];
  236. }
  237. + (NSString *)getIncrementalNumber
  238. {
  239. long number = [[UICKeyChainStore stringForKey:@"incrementalnumber" service:k_serviceShareKeyChain] intValue];
  240. number++;
  241. if (number >= 9999) number = 1;
  242. [UICKeyChainStore setString:[NSString stringWithFormat:@"%ld", number] forKey:@"incrementalnumber"];
  243. return [NSString stringWithFormat:@"%04ld", number];
  244. }
  245. + (NSString *)getActiveAccountShareExt
  246. {
  247. return [UICKeyChainStore stringForKey:@"activeAccountShareExt" service:k_serviceShareKeyChain];
  248. }
  249. + (BOOL)getCryptatedShareExt
  250. {
  251. return [[UICKeyChainStore stringForKey:@"cryptatedShareExt" service:k_serviceShareKeyChain] boolValue];
  252. }
  253. + (NSString *)getServerUrlShareExt
  254. {
  255. return [UICKeyChainStore stringForKey:@"serverUrlShareExt" service:k_serviceShareKeyChain];
  256. }
  257. + (NSString *)getTitleServerUrlShareExt
  258. {
  259. return [UICKeyChainStore stringForKey:@"titleServerUrlShareExt" service:k_serviceShareKeyChain];
  260. }
  261. + (NSString *)getEmail
  262. {
  263. return [UICKeyChainStore stringForKey:@"email" service:k_serviceShareKeyChain];
  264. }
  265. + (NSString *)getHint
  266. {
  267. return [UICKeyChainStore stringForKey:@"hint" service:k_serviceShareKeyChain];
  268. }
  269. + (BOOL)getDirectoryOnTop
  270. {
  271. return [[UICKeyChainStore stringForKey:@"directoryOnTop" service:k_serviceShareKeyChain] boolValue];
  272. }
  273. + (NSString *)getFileNameMask:(NSString *)key
  274. {
  275. NSString *mask = [UICKeyChainStore stringForKey:key service:k_serviceShareKeyChain];
  276. if (mask == nil)
  277. mask = @"";
  278. return mask;
  279. }
  280. + (BOOL)getCreateMenuEncrypted
  281. {
  282. return [[UICKeyChainStore stringForKey:@"createMenuEncrypted" service:k_serviceShareKeyChain] boolValue];
  283. }
  284. #pragma --------------------------------------------------------------------------------------------
  285. #pragma mark ===== Varius =====
  286. #pragma --------------------------------------------------------------------------------------------
  287. + (NSString *)getUserAgent
  288. {
  289. NSString *appVersion = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"CFBundleShortVersionString"];
  290. return [NSString stringWithFormat:@"%@%@",@"Mozilla/5.0 (iOS) Nextcloud-iOS/",appVersion];
  291. }
  292. + (NSString *)dateDiff:(NSDate *) convertedDate
  293. {
  294. NSDateFormatter *df = [[NSDateFormatter alloc] init];
  295. [df setFormatterBehavior:NSDateFormatterBehavior10_4];
  296. [df setDateFormat:@"EEE, dd MMM yy HH:mm:ss VVVV"];
  297. //NSDate *convertedDate = [df dateFromString:origDate];
  298. //NSDate *convertedDate = [NSDate dateWithTimeIntervalSince1970:origDate];
  299. NSDate *todayDate = [NSDate date];
  300. double ti = [convertedDate timeIntervalSinceDate:todayDate];
  301. ti = ti * -1;
  302. if(ti < 1) {
  303. return NSLocalizedString(@"_never_", nil);
  304. } else if (ti < 60) {
  305. return NSLocalizedString(@"_less_a_minute_", nil);
  306. } else if (ti < 3600) {
  307. int diff = round(ti / 60);
  308. return [NSString stringWithFormat:NSLocalizedString(@"_minutes_ago_", nil), diff];
  309. } else if (ti < 86400) {
  310. int diff = round(ti / 60 / 60);
  311. return[NSString stringWithFormat:NSLocalizedString(@"_hours_ago_", nil), diff];
  312. } else if (ti < 2629743) {
  313. int diff = round(ti / 60 / 60 / 24);
  314. return[NSString stringWithFormat:NSLocalizedString(@"_days_ago_", nil), diff];
  315. } else {
  316. return NSLocalizedString(@"_over_30_days_", nil);
  317. }
  318. }
  319. + (NSString *)transformedSize:(double)value
  320. {
  321. int multiplyFactor = 0;
  322. NSArray *tokens = [NSArray arrayWithObjects:@"bytes",@"KB",@"MB",@"GB",@"TB",nil];
  323. while (value > 1024) {
  324. value /= 1024;
  325. multiplyFactor++;
  326. }
  327. return [NSString stringWithFormat:@"%4.2f %@",value, [tokens objectAtIndex:multiplyFactor]];
  328. }
  329. // Remove do not forbidden characters
  330. + (NSString *)removeForbiddenCharacters:(NSString *)fileName hasServerForbiddenCharactersSupport:(BOOL)hasServerForbiddenCharactersSupport
  331. {
  332. NSArray *arrayForbiddenCharacters;
  333. if (hasServerForbiddenCharactersSupport)
  334. arrayForbiddenCharacters = [NSArray arrayWithObjects:@"/", nil];
  335. else
  336. arrayForbiddenCharacters = [NSArray arrayWithObjects:@"\\",@"<",@">",@":",@"\"",@"|",@"?",@"*",@"/", nil];
  337. for (NSString *currentCharacter in arrayForbiddenCharacters) {
  338. fileName = [fileName stringByReplacingOccurrencesOfString:currentCharacter withString:@""];
  339. }
  340. return fileName;
  341. }
  342. + (NSString*)stringAppendServerUrl:(NSString *)serverUrl addFileName:(NSString *)addFileName
  343. {
  344. NSString *result;
  345. if (serverUrl == nil || addFileName == nil) return nil;
  346. if ([addFileName isEqualToString:@""]) return serverUrl;
  347. if ([serverUrl isEqualToString:@"/"]) result = [serverUrl stringByAppendingString:addFileName];
  348. else result = [NSString stringWithFormat:@"%@/%@", serverUrl, addFileName];
  349. return result;
  350. }
  351. + (NSString *)createID
  352. {
  353. int numeroCaratteri = 16;
  354. NSString *letters = @"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
  355. NSMutableString *randomString = [NSMutableString stringWithCapacity: numeroCaratteri];
  356. for (int i=0; i < numeroCaratteri; i++) {
  357. [randomString appendFormat: @"%C", [letters characterAtIndex: arc4random_uniform((unsigned int)[letters length]) % [letters length]]];
  358. }
  359. return [NSString stringWithFormat:@"%@", randomString];
  360. }
  361. + (NSString *)createFileNameFromAsset:(PHAsset *)asset key:(NSString *)key
  362. {
  363. NSDate *assetDate = asset.creationDate;
  364. NSString *fileName;
  365. NSString *assetFileName = [asset valueForKey:@"filename"];
  366. NSString *numberFileName;
  367. if ([assetFileName length] > 8) numberFileName = [assetFileName substringWithRange:NSMakeRange(04, 04)];
  368. else numberFileName = [CCUtility getIncrementalNumber];
  369. NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
  370. [formatter setDateFormat:@"yyyy-MM-dd HH-mm-ss"];
  371. NSString *fileNameDate = [formatter stringFromDate:assetDate];
  372. NSString *fileNameExt = [[assetFileName pathExtension] lowercaseString];
  373. if (key) {
  374. fileName = [CCUtility getFileNameMask:key];
  375. if ([fileName length] > 0) {
  376. [formatter setDateFormat:@"dd"];
  377. NSString *day = [formatter stringFromDate:assetDate];
  378. [formatter setDateFormat:@"MMM"];
  379. NSString *month = [formatter stringFromDate:assetDate];
  380. [formatter setDateFormat:@"yyyy"];
  381. NSString *year = [formatter stringFromDate:assetDate];
  382. // Replace string with date
  383. fileName = [fileName stringByReplacingOccurrencesOfString:@"DD" withString:day];
  384. fileName = [fileName stringByReplacingOccurrencesOfString:@"MM" withString:month];
  385. fileName = [fileName stringByReplacingOccurrencesOfString:@"YY" withString:year];
  386. fileName = [NSString stringWithFormat:@"%@-%@.%@", fileName, numberFileName, fileNameExt];
  387. } else {
  388. fileName = [NSString stringWithFormat:@"%@ %@.%@", fileNameDate, numberFileName, fileNameExt];
  389. }
  390. } else {
  391. fileName = [NSString stringWithFormat:@"%@ %@.%@", fileNameDate, numberFileName, fileNameExt];
  392. }
  393. return fileName;
  394. }
  395. + (NSString *)getHomeServerUrlActiveUrl:(NSString *)activeUrl
  396. {
  397. if (activeUrl == nil) return nil;
  398. return [activeUrl stringByAppendingString:webDAV];
  399. }
  400. // Return path of User Crypto Cloud / <user dir>
  401. + (NSString *)getDirectoryActiveUser:(NSString *)activeUser activeUrl:(NSString *)activeUrl
  402. {
  403. NSURL *dirGroup = [[NSFileManager defaultManager] containerURLForSecurityApplicationGroupIdentifier:k_capabilitiesGroups];
  404. NSString *user = activeUser;
  405. NSString *baseUrl = [activeUrl lowercaseString];
  406. NSString *dirUserBaseUrl = nil;
  407. NSString *dirApplicationUserGroup = nil;
  408. if ([user length] && [baseUrl length]) {
  409. if ([baseUrl hasPrefix:@"https://"]) baseUrl = [baseUrl substringFromIndex:8];
  410. if ([baseUrl hasPrefix:@"http://"]) baseUrl = [baseUrl substringFromIndex:7];
  411. dirUserBaseUrl = [NSString stringWithFormat:@"%@-%@", user, baseUrl];
  412. dirUserBaseUrl = [[self removeForbiddenCharacters:dirUserBaseUrl hasServerForbiddenCharactersSupport:NO] lowercaseString];
  413. } else return @"";
  414. dirApplicationUserGroup = [[dirGroup URLByAppendingPathComponent:appApplicationSupport] path];
  415. dirUserBaseUrl = [NSString stringWithFormat:@"%@/%@", dirApplicationUserGroup, dirUserBaseUrl];
  416. if (![[NSFileManager defaultManager] fileExistsAtPath: dirUserBaseUrl]) {
  417. [[NSFileManager defaultManager] createDirectoryAtPath:dirUserBaseUrl withIntermediateDirectories:YES attributes:nil error:nil];
  418. }
  419. return dirUserBaseUrl;
  420. }
  421. + (NSString *)getOLDDirectoryActiveUser:(NSString *)activeUser activeUrl:(NSString *)activeUrl
  422. {
  423. NSString *user = activeUser;
  424. NSString *baseUrl = [activeUrl lowercaseString];
  425. NSString *dirUserBaseUrl = nil;
  426. if ([user length] && [baseUrl length]) {
  427. if ([baseUrl hasPrefix:@"https://"]) baseUrl = [baseUrl substringFromIndex:8];
  428. if ([baseUrl hasPrefix:@"http://"]) baseUrl = [baseUrl substringFromIndex:7];
  429. dirUserBaseUrl = [NSString stringWithFormat:@"%@-%@", user, baseUrl];
  430. dirUserBaseUrl = [[self removeForbiddenCharacters:dirUserBaseUrl hasServerForbiddenCharactersSupport:NO] lowercaseString];
  431. } else return @"";
  432. NSArray *paths = NSSearchPathForDirectoriesInDomains(NSApplicationSupportDirectory, NSUserDomainMask, YES);
  433. dirUserBaseUrl = [NSString stringWithFormat:@"%@/%@", [paths objectAtIndex:0], dirUserBaseUrl];
  434. return dirUserBaseUrl;
  435. }
  436. // Return the path of directory Local -> NSDocumentDirectory
  437. + (NSString *)getDirectoryLocal
  438. {
  439. NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES);
  440. return [paths objectAtIndex:0];
  441. }
  442. // Return the path of directory Crypto Cloud / Audio
  443. + (NSString *)getDirectoryAudio
  444. {
  445. NSArray *paths = NSSearchPathForDirectoriesInDomains(NSApplicationSupportDirectory, NSUserDomainMask, YES);
  446. return [NSString stringWithFormat:@"%@/%@", [paths objectAtIndex:0], @"audio"];
  447. }
  448. // Return the path of directory Cetificates
  449. + (NSString *)getDirectoryCerificates
  450. {
  451. NSURL *dirGroup = [[NSFileManager defaultManager] containerURLForSecurityApplicationGroupIdentifier:k_capabilitiesGroups];
  452. NSString *dir = [[dirGroup URLByAppendingPathComponent:appCertificates] path];
  453. if (![[NSFileManager defaultManager] fileExistsAtPath:dir])
  454. [[NSFileManager defaultManager] createDirectoryAtPath:dir withIntermediateDirectories:YES attributes:nil error:nil];
  455. return dir;
  456. }
  457. + (NSString *)getTitleSectionDate:(NSDate *)date
  458. {
  459. NSString * title;
  460. if ([date isEqualToDate:[CCUtility datetimeWithOutTime:[NSDate distantPast]]]) {
  461. title = NSLocalizedString(@"_no_date_", nil);
  462. } else {
  463. title = [NSDateFormatter localizedStringFromDate:date dateStyle:NSDateFormatterFullStyle timeStyle:0];
  464. if ([date isEqualToDate:[CCUtility datetimeWithOutTime:[NSDate date]]])
  465. title = [NSString stringWithFormat:NSLocalizedString(@"_today_", nil)];
  466. }
  467. return title;
  468. }
  469. + (void)moveFileAtPath:(NSString *)atPath toPath:(NSString *)toPath
  470. {
  471. if ([[NSFileManager defaultManager] fileExistsAtPath:atPath]) {
  472. [[NSFileManager defaultManager] removeItemAtPath:toPath error:nil];
  473. [[NSFileManager defaultManager] copyItemAtPath:atPath toPath:toPath error:nil];
  474. [[NSFileManager defaultManager] removeItemAtPath:atPath error:nil];
  475. }
  476. }
  477. + (void)copyFileAtPath:(NSString *)atPath toPath:(NSString *)toPath
  478. {
  479. if ([[NSFileManager defaultManager] fileExistsAtPath:atPath]) {
  480. [[NSFileManager defaultManager] removeItemAtPath:toPath error:nil];
  481. [[NSFileManager defaultManager] copyItemAtPath:atPath toPath:toPath error:nil];
  482. }
  483. }
  484. + (void)removeAllFileID_UPLOAD_ActiveUser:(NSString *)activeUser activeUrl:(NSString *)activeUrl
  485. {
  486. NSString *file;
  487. NSString *dir;
  488. dir = [self getDirectoryActiveUser:activeUser activeUrl:activeUrl];
  489. NSDirectoryEnumerator *enumerator = [[NSFileManager defaultManager] enumeratorAtPath:dir];
  490. while (file = [enumerator nextObject]) {
  491. if ([file rangeOfString:@"ID_UPLOAD_"].location != NSNotFound)
  492. [[NSFileManager defaultManager] removeItemAtPath:[NSString stringWithFormat:@"%@/%@", dir, file] error:nil];
  493. }
  494. }
  495. + (NSString *)deletingLastPathComponentFromServerUrl:(NSString *)serverUrl
  496. {
  497. NSURL *url = [[NSURL URLWithString:[serverUrl stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding]] URLByDeletingLastPathComponent];
  498. NSString *pather = [[url absoluteString] stringByRemovingPercentEncoding];
  499. return [pather substringToIndex: [pather length] - 1];
  500. }
  501. + (NSString *)returnFileNamePathFromFileName:(NSString *)metadataFileName serverUrl:(NSString *)serverUrl activeUrl:(NSString *)activeUrl
  502. {
  503. NSString *fileName = [NSString stringWithFormat:@"%@/%@", [serverUrl stringByReplacingOccurrencesOfString:[CCUtility getHomeServerUrlActiveUrl:activeUrl] withString:@""], metadataFileName];
  504. if ([fileName hasPrefix:@"/"]) fileName = [fileName substringFromIndex:1];
  505. return fileName;
  506. }
  507. + (void)sendMailEncryptPass:(NSString *)recipient validateEmail:(BOOL)validateEmail form:(id)form
  508. {
  509. BOOL error = NO;
  510. if (validateEmail)
  511. error = ![self isValidEmail:recipient];
  512. if (!error)
  513. error = ![MFMailComposeViewController canSendMail];
  514. if (!error) {
  515. NSString *key = [CCUtility getKeyChainPasscodeForUUID:[CCUtility getUUID]];
  516. MFMailComposeViewController *mc = [[MFMailComposeViewController alloc] init];
  517. mc.mailComposeDelegate = form;
  518. [mc setSubject:[self localizableBrand:@"_title_mail_encryptpass_" table:nil]];
  519. NSString *htmlMsg =[NSString stringWithFormat:@"<html><body><p>%@ : %@ , %@</p></body></html>", NSLocalizedString(@"_text1_mail_encryptpass_", nil), key, NSLocalizedString(@"_text2_mail_encryptpass_", nil)];
  520. NSData *jpegData = UIImageJPEGRepresentation([UIImage imageNamed:image_brandBackgroundLite], 1.0);
  521. [mc addAttachmentData:jpegData mimeType:@"image/jpeg" fileName:@"cryptocloud.png"];
  522. [mc setMessageBody:htmlMsg isHTML:YES];
  523. if ([self isValidEmail:recipient])
  524. [mc setToRecipients:@[recipient]];
  525. [form presentViewController:mc animated:YES completion:NULL];
  526. } else {
  527. UIAlertController * alert= [UIAlertController alertControllerWithTitle:NSLocalizedString(@"_error_", nil) message:NSLocalizedString(@"_mail_not_can_send_mail_", nil) preferredStyle:UIAlertControllerStyleAlert];
  528. UIAlertAction* ok = [UIAlertAction actionWithTitle:NSLocalizedString(@"_ok_", nil) style:UIAlertActionStyleDefault
  529. handler:^(UIAlertAction * action) {
  530. [alert dismissViewControllerAnimated:YES completion:nil];
  531. }];
  532. [alert addAction:ok];
  533. [form presentViewController:alert animated:YES completion:nil];
  534. }
  535. }
  536. + (NSString *)localizableBrand:(NSString *)localize table:(NSString *)table
  537. {
  538. NSString *translate;
  539. if (table)
  540. translate = NSLocalizedStringFromTable(localize, table, nil);
  541. else
  542. translate = NSLocalizedString(localize, nil);
  543. translate = [translate stringByReplacingOccurrencesOfString:@"_brand_" withString:_brand_];
  544. translate = [translate stringByReplacingOccurrencesOfString:@"_mail_me_" withString:_mail_me_];
  545. return translate;
  546. }
  547. + (NSArray *)createNameSubFolder:(NSArray *)alassets
  548. {
  549. NSMutableOrderedSet *datesSubFolder = [[NSMutableOrderedSet alloc] init];
  550. for (PHAsset *asset in alassets) {
  551. NSDate *assetDate = asset.creationDate;
  552. NSDateFormatter *formatter = [[NSDateFormatter alloc] init];
  553. [formatter setDateFormat:@"yyyy"];
  554. NSString *yearString = [formatter stringFromDate:assetDate];
  555. [datesSubFolder addObject:yearString];
  556. [formatter setDateFormat:@"MM"];
  557. NSString *monthString = [formatter stringFromDate:assetDate];
  558. monthString = [NSString stringWithFormat:@"%@/%@", yearString, monthString];
  559. [datesSubFolder addObject:monthString];
  560. }
  561. return (NSArray *)datesSubFolder;
  562. }
  563. #pragma --------------------------------------------------------------------------------------------
  564. #pragma mark ===== CCMetadata =====
  565. #pragma --------------------------------------------------------------------------------------------
  566. + (CCMetadata *)trasformedOCFileToCCMetadata:(OCFileDto *)itemDto fileNamePrint:(NSString *)fileNamePrint serverUrl:(NSString *)serverUrl directoryID:(NSString *)directoryID cameraFolderName:(NSString *)cameraFolderName cameraFolderPath:(NSString *)cameraFolderPath activeAccount:(NSString *)activeAccount directoryUser:(NSString *)directoryUser
  567. {
  568. CCMetadata *metadata = [CCMetadata new];
  569. metadata.account = activeAccount;
  570. metadata.cryptated = NO;
  571. metadata.date = [NSDate dateWithTimeIntervalSince1970:itemDto.date];
  572. metadata.directory = itemDto.isDirectory;
  573. metadata.errorPasscode = false;
  574. metadata.favorite = itemDto.isFavorite;
  575. metadata.fileID = itemDto.ocId;
  576. metadata.directoryID = directoryID;
  577. metadata.fileName = [CCUtility removeForbiddenCharacters:itemDto.fileName hasServerForbiddenCharactersSupport:YES];
  578. metadata.fileNameData = [CCUtility trasformedFileNamePlistInCrypto:metadata.fileName];
  579. metadata.fileNamePrint = [CCUtility removeForbiddenCharacters:fileNamePrint hasServerForbiddenCharactersSupport:YES];
  580. metadata.iconName = @"";
  581. metadata.model = @"";
  582. metadata.nameCurrentDevice = [CCUtility getNameCurrentDevice];
  583. metadata.permissions = itemDto.permissions;
  584. metadata.protocol = @"";
  585. metadata.rev = itemDto.etag;
  586. metadata.size = itemDto.size;
  587. metadata.sessionTaskIdentifier = k_taskIdentifierDone;
  588. metadata.sessionTaskIdentifierPlist = k_taskIdentifierDone;
  589. metadata.title = @"";
  590. metadata.type = k_metadataType_file;
  591. metadata.typeFile = @"";
  592. metadata.uuid = [CCUtility getUUID];
  593. switch ([self getTypeFileName:metadata.fileName]) {
  594. case k_metadataTypeFilenamePlist:
  595. metadata.cryptated = YES;
  596. metadata.fileNamePrint = NSLocalizedString(@"_download_plist_", nil);
  597. [self insertInformationPlist:metadata directoryUser:directoryUser];
  598. break;
  599. case k_metadataTypeFilenameCrypto:
  600. metadata.cryptated = YES;
  601. metadata.fileNamePrint = @"";
  602. break;
  603. }
  604. [self insertTypeFileIconName:metadata directory:serverUrl cameraFolderName:cameraFolderName cameraFolderPath:cameraFolderPath];
  605. return metadata;
  606. }
  607. + (void)insertTypeFileIconName:(CCMetadata *)metadata directory:(NSString *)directory cameraFolderName:(NSString *)cameraFolderName cameraFolderPath:(NSString *)cameraFolderPath
  608. {
  609. if ([metadata.type isEqualToString: k_metadataType_template]) {
  610. metadata.typeFile = k_metadataTypeFile_template;
  611. } else if (!metadata.directory) {
  612. CFStringRef fileExtension = (__bridge CFStringRef)[metadata.fileNamePrint pathExtension];
  613. CFStringRef fileUTI = UTTypeCreatePreferredIdentifierForTag(kUTTagClassFilenameExtension, fileExtension, NULL);
  614. NSString *ext = (__bridge NSString *)fileExtension;
  615. ext = ext.uppercaseString;
  616. // thumbnailExists
  617. if([ext isEqualToString:@"JPG"] || [ext isEqualToString:@"PNG"] || [ext isEqualToString:@"JPEG"] || [ext isEqualToString:@"GIF"] || [ext isEqualToString:@"BMP"] || [ext isEqualToString:@"MP3"] || [ext isEqualToString:@"MOV"] || [ext isEqualToString:@"MP4"] || [ext isEqualToString:@"M4V"] || [ext isEqualToString:@"3GP"])
  618. metadata.thumbnailExists = YES;
  619. else
  620. metadata.thumbnailExists = NO;
  621. // if wrong code, icon protect
  622. if (metadata.errorPasscode) {
  623. metadata.typeFile = k_metadataTypeFile_unknown;
  624. metadata.iconName = image_plist;
  625. return;
  626. }
  627. // Type compress
  628. if (UTTypeConformsTo(fileUTI, kUTTypeZipArchive) && [(__bridge NSString *)fileUTI containsString:@"org.openxmlformats"] == NO && [(__bridge NSString *)fileUTI containsString:@"oasis"] == NO) {
  629. metadata.typeFile = k_metadataTypeFile_compress;
  630. if (metadata.cryptated) metadata.iconName = image_typeFileCompress;
  631. else metadata.iconName = image_typeFileCompress;
  632. }
  633. // Type image
  634. else if (UTTypeConformsTo(fileUTI, kUTTypeImage)) {
  635. metadata.typeFile = k_metadataTypeFile_image;
  636. if (metadata.cryptated) metadata.iconName = image_photocrypto;
  637. else metadata.iconName = image_photo;
  638. }
  639. // Type Video
  640. else if (UTTypeConformsTo(fileUTI, kUTTypeMovie)) {
  641. metadata.typeFile = k_metadataTypeFile_video;
  642. if (metadata.cryptated) metadata.iconName = image_moviecrypto;
  643. else metadata.iconName = image_movie;
  644. }
  645. // Type Audio
  646. else if (UTTypeConformsTo(fileUTI, kUTTypeAudio)) {
  647. metadata.typeFile = k_metadataTypeFile_audio;
  648. if (metadata.cryptated) metadata.iconName = image_audiocrypto;
  649. else metadata.iconName = image_audio;
  650. }
  651. // Type Document [DOC] [PDF] [XLS] [TXT] (RTF = "public.rtf" - ODT = "org.oasis-open.opendocument.text") [MD]
  652. else if (UTTypeConformsTo(fileUTI, kUTTypeContent) || [ext isEqualToString:@"MD"]) {
  653. metadata.typeFile = k_metadataTypeFile_document;
  654. if (metadata.cryptated) metadata.iconName = image_documentcrypto;
  655. else metadata.iconName = image_document;
  656. NSString *typeFile = (__bridge NSString *)fileUTI;
  657. if ([typeFile isEqualToString:@"com.adobe.pdf"]) {
  658. if (metadata.cryptated) metadata.iconName = image_pdfcrypto;
  659. else metadata.iconName = image_pdf;
  660. }
  661. if ([typeFile isEqualToString:@"org.openxmlformats.spreadsheetml.sheet"]) {
  662. if (metadata.cryptated) metadata.iconName = image_xlscrypto;
  663. else metadata.iconName = image_xls;
  664. }
  665. if ([typeFile isEqualToString:@"com.microsoft.excel.xls"]) {
  666. if (metadata.cryptated) metadata.iconName = image_xlscrypto;
  667. else metadata.iconName = image_xls;
  668. }
  669. if ([typeFile isEqualToString:@"public.plain-text"] || [ext isEqualToString:@"MD"]) {
  670. if (metadata.cryptated) metadata.iconName = image_txtcrypto;
  671. else metadata.iconName = image_txt;
  672. }
  673. if ([typeFile isEqualToString:@"public.html"]) {
  674. if (metadata.cryptated) metadata.iconName = image_filetype_htlm_crypto;
  675. else metadata.iconName = image_filetype_htlm;
  676. }
  677. } else {
  678. // Type unknown
  679. metadata.typeFile = k_metadataTypeFile_unknown;
  680. // icon uTorrent
  681. if ([(__bridge NSString *)fileExtension isEqualToString:@"torrent"]) {
  682. if (metadata.cryptated) metadata.iconName = image_utorrentcrypto;
  683. else metadata.iconName = image_utorrent;
  684. } else {
  685. if (metadata.cryptated) metadata.iconName = image_plist;
  686. else metadata.iconName = image_file;
  687. }
  688. }
  689. } else {
  690. // icon directory
  691. metadata.typeFile = k_metadataTypeFile_directory;
  692. if (metadata.cryptated) metadata.iconName = image_foldercrypto;
  693. else metadata.iconName = image_folder;
  694. if([metadata.fileName isEqualToString:cameraFolderName] && [directory isEqualToString:cameraFolderPath])
  695. metadata.iconName = image_folderphotocamera;
  696. }
  697. }
  698. + (void)insertInformationPlist:(CCMetadata *)metadata directoryUser:(NSString *)directoryUser
  699. {
  700. NSString *fileNamePlist, *temp, *passcode;
  701. NSError *error;
  702. CCCrypto *crypto = [[CCCrypto alloc] init];
  703. // find the plist
  704. // 1) directory temp
  705. // 2) directory serverUrl
  706. temp = [NSTemporaryDirectory() stringByAppendingString:metadata.fileName];
  707. if ([[NSFileManager defaultManager] fileExistsAtPath:temp]) fileNamePlist = temp;
  708. else {
  709. temp = [NSString stringWithFormat:@"%@/%@", directoryUser, metadata.fileName];
  710. if ([[NSFileManager defaultManager] fileExistsAtPath:temp]) fileNamePlist = temp;
  711. }
  712. if (!fileNamePlist) return;
  713. NSMutableDictionary *data = [[NSMutableDictionary alloc] initWithContentsOfFile:fileNamePlist];
  714. NSString *title = [data objectForKey:@"title"];
  715. NSString *len = [data objectForKey:@"len"];
  716. NSString *uuid = [data objectForKey:@"uuid"];
  717. // AutoInsert password if possible Versione 1.3
  718. [crypto autoInsertPasscodeUUID:uuid text:title];
  719. passcode = [crypto getKeyPasscode:uuid];
  720. metadata.cryptated = YES;
  721. metadata.directory = [[data objectForKey:@"dir"] boolValue];
  722. metadata.iconName = [data objectForKey:@"icon"];
  723. metadata.model = [data objectForKey:@"model"];
  724. metadata.nameCurrentDevice = [data objectForKey:@"namecurrentdevice"];
  725. metadata.protocol = [data objectForKey:@"protocol"];
  726. metadata.size = (long) [len longLongValue];
  727. if ([data objectForKey:@"image"] == nil)
  728. metadata.thumbnailExists = NO;
  729. else
  730. metadata.thumbnailExists = YES;
  731. metadata.title = title;
  732. metadata.type = [data objectForKey:@"type"];
  733. metadata.uuid = uuid;
  734. // Optimization V2.12
  735. if (![[NSFileManager defaultManager] fileExistsAtPath:[NSString stringWithFormat:@"%@/%@.ico", directoryUser, metadata.fileID]] && !metadata.directory) {
  736. // exists image V1.8
  737. NSData *imageData = [data objectForKey:@"image"];
  738. if (imageData) {
  739. if (passcode) imageData = [RNDecryptor decryptData:imageData withSettings:kRNCryptorAES256Settings password:passcode error:&error];
  740. else imageData = nil;
  741. if (imageData && error == nil) {
  742. UIImage *image = [UIImage imageWithData:imageData];
  743. if (image) {
  744. if (image.size.width == 128 && image.size.height == 128)
  745. [CCGraphics saveIcoWithFileID:metadata.fileID image:image writeToFile:[NSString stringWithFormat:@"%@/%@.ico", directoryUser, metadata.fileID] copy:NO move:NO fromPath:nil toPath:nil];
  746. else
  747. [CCGraphics saveIcoWithFileID:metadata.fileID image:[CCGraphics scaleImage:image toSize:CGSizeMake(128, 128)] writeToFile:[NSString stringWithFormat:@"%@/%@.ico", directoryUser, metadata.fileID] copy:NO move:NO fromPath:nil toPath:nil];
  748. }
  749. }
  750. }
  751. }
  752. if (passcode) {
  753. metadata.fileNamePrint = [AESCrypt decrypt:title password:passcode];
  754. if ([metadata.fileNamePrint length]) {
  755. metadata.errorPasscode = false;
  756. } else {
  757. // succede che è stata inserito un Passcode nuovo per lo stesso UUID
  758. metadata.fileNamePrint = NSLocalizedString(@"_insert_password_", nil);
  759. metadata.errorPasscode = true;
  760. }
  761. } else {
  762. metadata.errorPasscode = true;
  763. if (!metadata.uuid) metadata.fileNamePrint = NSLocalizedString(@"_download_plist_", nil);
  764. else metadata.fileNamePrint = NSLocalizedString(@"_insert_password_", nil);
  765. }
  766. }
  767. + (CCMetadata *)insertFileSystemInMetadata:(NSString *)fileName directory:(NSString *)directory activeAccount:(NSString *)activeAccount cameraFolderName:(NSString *)cameraFolderName cameraFolderPath:(NSString *)cameraFolderPath
  768. {
  769. CCMetadata *metadata = [[CCMetadata alloc] init];
  770. NSString *fileNamePath = [NSString stringWithFormat:@"%@/%@", directory, fileName];
  771. NSDictionary *attributes = [[NSFileManager defaultManager] attributesOfItemAtPath:fileNamePath error:nil];
  772. metadata.account = activeAccount;
  773. metadata.date = attributes[NSFileModificationDate];
  774. BOOL isDirectory;
  775. [[NSFileManager defaultManager] fileExistsAtPath:fileNamePath isDirectory:&isDirectory];
  776. metadata.directory = isDirectory;
  777. metadata.errorPasscode = false;
  778. metadata.fileID = fileName;
  779. metadata.directoryID = directory;
  780. metadata.fileName = fileName;
  781. metadata.fileNameData = fileName;
  782. metadata.fileNamePrint = fileName;
  783. metadata.nameCurrentDevice = [CCUtility getNameCurrentDevice];
  784. metadata.protocol = k_versionProtocolPlist;
  785. metadata.size = [attributes[NSFileSize] longValue];
  786. metadata.thumbnailExists = false;
  787. metadata.type = k_metadataType_local;
  788. metadata.title = @"";
  789. metadata.uuid = [CCUtility getUUID];
  790. if ([CCUtility isCryptoPlistString:fileName])
  791. [CCUtility insertInformationPlist:metadata directoryUser:directory];
  792. [self insertTypeFileIconName:metadata directory:directory cameraFolderName:cameraFolderName cameraFolderPath:cameraFolderPath];
  793. return metadata;
  794. }
  795. // Return file name plist -> crypto
  796. + (NSString *)trasformedFileNamePlistInCrypto:(NSString *)fileName
  797. {
  798. if([self isCryptoPlistString:fileName])
  799. return [fileName substringToIndex:[fileName length] - 6];
  800. return fileName;
  801. }
  802. // Return file name crypto -> plist
  803. + (NSString *)trasformedFileNameCryptoInPlist:(NSString *)fileName
  804. {
  805. if([self isCryptoString:fileName])
  806. return [fileName stringByAppendingString:@".plist"];
  807. return fileName;
  808. }
  809. // It's file crypto ? 64 + crypto = 70
  810. + (BOOL)isCryptoString:(NSString *)fileName
  811. {
  812. NSString *crypto;
  813. if ([fileName length] != 70) return false;
  814. crypto = [fileName substringWithRange:NSMakeRange(64, 6)];
  815. if ([crypto isEqualToString:@"crypto"]) return true;
  816. else return false;
  817. }
  818. // It's file crypto.plist ? 64 + crypto.plist = 76
  819. + (BOOL)isCryptoPlistString:(NSString *)fileName
  820. {
  821. NSString *cryptoPlist;
  822. if ([fileName length] != 76) return false;
  823. cryptoPlist = [fileName substringWithRange:NSMakeRange(64, 12)];
  824. if ([cryptoPlist isEqualToString:@"crypto.plist"]) return true;
  825. else return false;
  826. }
  827. // It's file plain
  828. + (BOOL)isFileNotCryptated:(NSString *)filename
  829. {
  830. if ([self isCryptoPlistString:filename] == NO && [self isCryptoString:filename] == NO) return true;
  831. else return false;
  832. }
  833. // It's file encrypted
  834. + (BOOL)isFileCryptated:(NSString *)filename
  835. {
  836. if ([self isCryptoPlistString:filename] == YES || [self isCryptoString:filename] == YES) return true;
  837. else return false;
  838. }
  839. + (NSInteger)getTypeFileName:(NSString *)fileName
  840. {
  841. NSUInteger len = [fileName length];
  842. switch (len) {
  843. case 70:
  844. if ([[fileName substringWithRange:NSMakeRange(64, 6)] isEqualToString:@"crypto"]) return k_metadataTypeFilenameCrypto;
  845. else return k_metadataTypeFilenamePlain;
  846. break;
  847. case 76:
  848. if ([[fileName substringWithRange:NSMakeRange(64, 12)] isEqualToString:@"crypto.plist"]) return k_metadataTypeFilenamePlist;
  849. else return k_metadataTypeFilenamePlain;
  850. break;
  851. default:
  852. return k_metadataTypeFilenamePlain;
  853. break;
  854. }
  855. return k_metadataTypeFilenamePlain;
  856. }
  857. #pragma --------------------------------------------------------------------------------------------
  858. #pragma mark ===== Third parts =====
  859. #pragma --------------------------------------------------------------------------------------------
  860. + (NSString *)stringValueForKey:(id)key conDictionary:(NSDictionary *)dictionary
  861. {
  862. id obj = [dictionary objectForKey:key];
  863. if ([obj isEqual:[NSNull null]]) return @"";
  864. if ([obj isKindOfClass:[NSString class]]) {
  865. return obj;
  866. }
  867. else if ([obj isKindOfClass:[NSNumber class]]) {
  868. return [obj stringValue];
  869. }
  870. else {
  871. return [obj description];
  872. }
  873. }
  874. + (NSString *)currentDevice
  875. {
  876. struct utsname systemInfo;
  877. uname(&systemInfo);
  878. NSString *deviceName=[NSString stringWithCString:systemInfo.machine encoding:NSUTF8StringEncoding];
  879. //NSLog(@"[LOG] Device Name :%@",deviceName);
  880. return deviceName;
  881. }
  882. + (NSString *)getExtension:(NSString*)fileName
  883. {
  884. NSMutableArray *fileNameArray =[[NSMutableArray alloc] initWithArray: [fileName componentsSeparatedByCharactersInSet:[NSCharacterSet characterSetWithCharactersInString:@"."]]];
  885. NSString *extension = [NSString stringWithFormat:@"%@",[fileNameArray lastObject]];
  886. extension = [extension uppercaseString];
  887. //If the file has a ZIP extension obtain the previous one for check if it is a .pages.zip / .numbers.zip / .key.zip extension
  888. if ([extension isEqualToString:@"ZIP"]) {
  889. [fileNameArray removeLastObject];
  890. NSString *secondExtension = [NSString stringWithFormat:@"%@",[fileNameArray lastObject]];
  891. secondExtension = [secondExtension uppercaseString];
  892. if ([secondExtension isEqualToString:@"PAGES"] || [secondExtension isEqualToString:@"NUMBERS"] || [secondExtension isEqualToString:@"KEY"]) {
  893. extension = [NSString stringWithFormat:@"%@.%@",secondExtension,extension];
  894. return extension;
  895. }
  896. }
  897. return extension;
  898. }
  899. /*
  900. * Util method to make a NSDate object from a string from xml
  901. * @dateString -> Data string from xml
  902. */
  903. + (NSDate*)parseDateString:(NSString*)dateString
  904. {
  905. //Parse the date in all the formats
  906. NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
  907. /*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.*/
  908. [dateFormatter setLocale:[[NSLocale alloc] initWithLocaleIdentifier:@"en_US_POSIX"]];
  909. //This is the format for the concret locale used
  910. [dateFormatter setDateFormat:@"EEE, dd MMM y HH:mm:ss zzz"];
  911. NSDate *theDate = nil;
  912. NSError *error = nil;
  913. if (![dateFormatter getObjectValue:&theDate forString:dateString range:nil error:&error]) {
  914. NSLog(@"[LOG] Date '%@' could not be parsed: %@", dateString, error);
  915. }
  916. return theDate;
  917. }
  918. + (ALAssetsLibrary *)defaultAssetsLibrary
  919. {
  920. static dispatch_once_t pred = 0;
  921. static ALAssetsLibrary *library = nil;
  922. dispatch_once(&pred, ^{
  923. library = [[ALAssetsLibrary alloc] init];
  924. });
  925. return library;
  926. }
  927. + (NSDate *)datetimeWithOutTime:(NSDate *)datDate
  928. {
  929. if (datDate == nil) return nil;
  930. NSDateComponents* comps = [[NSCalendar currentCalendar] components:NSCalendarUnitYear|NSCalendarUnitMonth|NSCalendarUnitDay fromDate:datDate];
  931. datDate = [[NSCalendar currentCalendar] dateFromComponents:comps];
  932. return datDate;
  933. }
  934. + (NSDate *)datetimeWithOutDate:(NSDate *)datDate
  935. {
  936. if (datDate == nil) return nil;
  937. NSDateComponents* comps = [[NSCalendar currentCalendar] components:NSCalendarUnitHour|NSCalendarUnitMinute|NSCalendarUnitSecond fromDate:datDate];
  938. return [[NSCalendar currentCalendar] dateFromComponents:comps];
  939. }
  940. + (BOOL)isValidEmail:(NSString *)checkString
  941. {
  942. checkString = [checkString lowercaseString];
  943. BOOL stricterFilter = YES;
  944. NSString *stricterFilterString = @"[A-Z0-9a-z._%+-]+@[A-Za-z0-9.-]+\\.[A-Za-z]{2,4}";
  945. NSString *laxString = @".+@.+\\.[A-Za-z]{2}[A-Za-z]*";
  946. NSString *emailRegex = stricterFilter ? stricterFilterString : laxString;
  947. NSPredicate *emailTest = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", emailRegex];
  948. return [emailTest evaluateWithObject:checkString];
  949. }
  950. @end