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Example/Pods/PEAR-FileManager-iOS/PEAR-FileManager-iOS/PEARFileManager.m

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+//
+//  PEARFileManager.m
+//  FileManager
+//
+//  Created by hirokiumatani on 2015/10/31.
+//  Copyright (c) 2015年 hirokiumatani. All rights reserved.
+//
+
+#import "PEARFileManager.h"
+
+@interface PEARFileManager ()
+
+@property (nonatomic,strong) NSString *rootPath;
+
+@end
+
+@implementation PEARFileManager
+
+static PEARFileManager *_sharedInstatnce = nil;
+
+#pragma mark - initial
++ (PEARFileManager*)sharedInstatnce
+{
+    static dispatch_once_t onceToken;
+    dispatch_once(&onceToken, ^
+    {
+        _sharedInstatnce = [[PEARFileManager alloc] init];
+        [_sharedInstatnce setRootDirectory:k_ROOT_DIR_LIBRARY];
+    });
+    return _sharedInstatnce;
+}
+
+- (id)init
+{
+    if (self == [super init])
+    {
+        [self setRootDir:k_ROOT_DIR_LIBRARY];
+    }
+    return self;
+}
+
+- (id)initWithRootPath:(ROOT_DIR_TYPE)rootType
+{
+    if (self == [super init])
+    {
+        [self setRootDir:rootType];
+    }
+    return self;
+}
+
+#pragma mark - root directory
+- (void)setRootDirectory:(ROOT_DIR_TYPE)rootType
+{
+    switch (rootType)
+    {
+        case k_ROOT_DIR_DOCUMENTS:
+        {
+            _rootPath = [NSString stringWithFormat:@"%@/Documents",NSHomeDirectory()];
+            break;
+        }
+        case k_ROOT_DIR_LIBRARY:
+        {
+            _rootPath = [NSString stringWithFormat:@"%@/Library",NSHomeDirectory()];
+            break;
+        }
+        case k_ROOT_DIR_TMP:
+        {
+            _rootPath = [NSString stringWithFormat:@"%@/tmp",NSHomeDirectory()];
+            break;
+        }
+    }
+}
+
+- (NSString *)getRootDirectoryPath
+{
+    return _rootPath;
+}
+
+#pragma mark - create
+- (BOOL)createDirectory:(NSString *)dirPath
+              permisson:(NSNumber *)permission
+{
+    if ([self checkPath:dirPath])
+    {
+        NSLog(@"The path already exists");
+        return NO;
+    }
+    
+    return [[NSFileManager new] createDirectoryAtPath:[self joinFileName:dirPath inDirPath:_rootPath]
+                          withIntermediateDirectories:YES
+                                           attributes:@{NSFilePosixPermissions: permission}
+                                                error:nil];
+}
+
+- (BOOL)createFileWithData:(NSData *)fileData
+                  filePath:(NSString *)filePath
+                 permisson:(NSNumber *)permission
+{
+    if ([self checkPath:filePath])
+    {
+        NSLog(@"The path already exists");
+        return NO;
+    }
+    
+    NSString *filesPath = [self joinFileName:filePath inDirPath:_rootPath];
+    
+    return [[NSFileManager new] createFileAtPath:filesPath
+                                        contents:fileData
+                                      attributes:@{NSFilePosixPermissions:permission}];
+}
+
+#pragma mark - update
+- (BOOL)updateDirectory:(NSString *)dirPath
+              permisson:(NSNumber *)permission
+{
+    if (![self checkPath:dirPath])
+    {
+        NSLog(@"The path dose not exists");
+        return NO;
+    }
+    
+    return [[NSFileManager new] createDirectoryAtPath:[self joinFileName:dirPath inDirPath:_rootPath]
+                          withIntermediateDirectories:YES
+                                           attributes:@{NSFilePosixPermissions: permission}
+                                                error:nil];
+}
+
+- (BOOL)updateFileWithData:(NSData *)fileData
+                  filePath:(NSString *)filePath
+                 permisson:(NSNumber *)permission
+{
+    if (![self checkPath:filePath])
+    {
+        NSLog(@"The path dose not exists");
+        return NO;
+    }
+    
+    return [[NSFileManager new] createFileAtPath:[self joinFileName:filePath inDirPath:_rootPath]
+                                        contents:fileData
+                                      attributes:@{NSFilePosixPermissions:permission}];
+    
+}
+
+#pragma mark - fetch
+- (NSData *)fetchFileDataWithPath:(NSString *)path
+{
+    if (![self checkPath:path])
+    {
+        NSLog(@"The path dose not exists");
+        return nil;
+    }
+    return [[NSFileManager new] contentsAtPath:[self joinFileName:path inDirPath:_rootPath]];
+}
+
+- (NSArray *)fetchFileNameListsWithDirPath:(NSString *)dirPath
+{
+    return [[NSFileManager defaultManager] contentsOfDirectoryAtPath:dirPath error:nil];
+}
+
+#pragma mark - check
+- (BOOL)checkPath:(NSString *)path
+{
+    return [[NSFileManager new] fileExistsAtPath:[self joinFileName:path inDirPath:_rootPath]];
+}
+
+#pragma mark - delete
+- (BOOL)deletePath:(NSString *)path
+{
+    if (![self checkPath:path])
+    {
+        NSLog(@"The path dose not exists");
+        return NO;
+    }
+    return [[NSFileManager new] removeItemAtPath:[self joinFileName:path inDirPath:_rootPath] error:nil];
+}
+
+#pragma mark - move
+- (BOOL)moveFromPath:(NSString *)fromPath toPath:(NSString *)toPath
+{
+    if (![self checkPath:fromPath])
+    {
+        NSLog(@"The path dose not exists");
+        return NO;
+    }
+    if ([self checkPath:toPath])
+    {
+        NSLog(@"The path already exists");
+        return NO;
+    }
+
+    return [[NSFileManager new] moveItemAtPath:[self joinFileName:fromPath inDirPath:_rootPath]
+                                        toPath:[self joinFileName:toPath inDirPath:_rootPath] error:nil];
+}
+
+#pragma mark - copy
+- (BOOL)copyFrompath:(NSString *)fromPath toPath:(NSString *)toPath
+{
+    if (![self checkPath:fromPath])
+    {
+        NSLog(@"The path dose not exists");
+        return NO;
+    }
+    if ([self checkPath:toPath])
+    {
+        NSLog(@"The path already exists");
+        return NO;
+    }
+    
+   return [[NSFileManager new] copyItemAtPath:[self joinFileName:fromPath inDirPath:_rootPath]
+                                       toPath:[self joinFileName:toPath inDirPath:_rootPath] error:nil];
+}
+
+#pragma mark - join
+- (NSString *)joinFileName:(NSString *)fileName
+                 inDirPath:(NSString *)dirPath
+{
+    return [NSString stringWithFormat:@"%@/%@",dirPath,fileName];
+}
+@end