プログラマ専用SNS ミクプラ

コード:

MyPrintDirectoryListing(CFDictionaryRef dictionary)　//このdictionaryには何が入っているのか
{
    CFDateRef             cfModDate;
    CFNumberRef           cfType, cfMode, cfSize;
    CFStringRef           cfOwner, cfName, cfLink, cfGroup;
    char                  owner[256], group[256], name[256];
    char                  permString[12], link[1024];
    SInt64                size;
    SInt32                mode, type;

    assert(dictionary != NULL);

    /* You should not assume that the directory entry dictionary will contain all the possible keys.
    Most of the time it will, however, depending on the FTP server, some of the keys may be missing. */
        
    cfType = CFDictionaryGetValue(dictionary, kCFFTPResourceType);
    if (cfType) {
        assert(CFGetTypeID(cfType) == CFNumberGetTypeID());
        CFNumberGetValue(cfType, kCFNumberSInt32Type, &type);
        
        cfMode = CFDictionaryGetValue(dictionary, kCFFTPResourceMode);
        if (cfMode) {
            assert(CFGetTypeID(cfMode) == CFNumberGetTypeID());
            CFNumberGetValue(cfMode, kCFNumberSInt32Type, &mode);
            
            /* Converts inode status information into a symbolic string */
            strmode(mode + DTTOIF(type), permString);
            
            fprintf(stderr, "%s ", permString);
        }
    }
    
    cfOwner = CFDictionaryGetValue(dictionary, kCFFTPResourceOwner);
    if (cfOwner) {
        assert(CFGetTypeID(cfOwner) == CFStringGetTypeID());
        CFStringGetCString(cfOwner, owner, sizeof(owner), kCFStringEncodingASCII);
        fprintf(stderr, "%9s", owner);
    }
    
    cfGroup = CFDictionaryGetValue(dictionary, kCFFTPResourceGroup);
    if (cfGroup) {
        assert(CFGetTypeID(cfGroup) == CFStringGetTypeID());
        CFStringGetCString(cfGroup, group, sizeof(group), kCFStringEncodingASCII);
        fprintf(stderr, "%9s", group);
    }
    
    cfSize = CFDictionaryGetValue(dictionary, kCFFTPResourceSize);
    if (cfSize) {
        assert(CFGetTypeID(cfSize) == CFNumberGetTypeID());
        CFNumberGetValue(cfSize, kCFNumberSInt64Type, &size);
        fprintf(stderr, "%9lld ", size);
    }
    
    cfModDate = CFDictionaryGetValue(dictionary, kCFFTPResourceModDate); //ここがおそらく欲しい情報？
    if (cfModDate) {
        CFLocaleRef           locale;
        CFDateFormatterRef    formatDate;
        CFDateFormatterRef    formatTime;
        CFStringRef           cfDate;
        CFStringRef           cfTime;
        char                  date[256];
        char                  time[256];

        assert(CFGetTypeID(cfModDate) == CFDateGetTypeID());

        locale = CFLocaleCopyCurrent();
        assert(locale != NULL);
        
        formatDate = CFDateFormatterCreate(kCFAllocatorDefault, locale, kCFDateFormatterShortStyle, kCFDateFormatterNoStyle   );
        assert(formatDate != NULL);

        formatTime = CFDateFormatterCreate(kCFAllocatorDefault, locale, kCFDateFormatterNoStyle,    kCFDateFormatterShortStyle);
        assert(formatTime != NULL);

        cfDate = CFDateFormatterCreateStringWithDate(kCFAllocatorDefault, formatDate, cfModDate);
        assert(cfDate != NULL);

        cfTime = CFDateFormatterCreateStringWithDate(kCFAllocatorDefault, formatTime, cfModDate);
        assert(cfTime != NULL);

        CFStringGetCString(cfDate, date, sizeof(date), kCFStringEncodingUTF8);
        CFStringGetCString(cfTime, time, sizeof(time), kCFStringEncodingUTF8);
        fprintf(stderr, "%10s %5s ", date, time);

        CFRelease(cfTime);
        CFRelease(cfDate);
        CFRelease(formatTime);
        CFRelease(formatDate);
        CFRelease(locale);
    }

    /* Note that this sample assumes UTF-8 since that's what the Mac OS X
    FTP server returns, however, some servers may use a different encoding. */
    cfName = CFDictionaryGetValue(dictionary, kCFFTPResourceName);
    if (cfName) {
        assert(CFGetTypeID(cfName) == CFStringGetTypeID());
        CFStringGetCString(cfName, name, sizeof(name), kCFStringEncodingUTF8);
        fprintf(stderr, "%s", name);

        cfLink = CFDictionaryGetValue(dictionary, kCFFTPResourceLink);
        if (cfLink) {
            assert(CFGetTypeID(cfLink) == CFStringGetTypeID());
            CFStringGetCString(cfLink, link, sizeof(link), kCFStringEncodingUTF8);
            if (strlen(link) > 0) fprintf(stderr, " -> %s", link);
        }
    }

    fprintf(stderr, "\n");
}

コード:

- (void)FTPupdate {
    
    //FTPサーバの目当てのファイルへのパスを示す
    NSURL *url = [[NetworkManager sharedInstance] smartURLForString:@"ftp://.jp/"];
    
    //読み込みストリームを作成する
    CFReadStreamRef readStream;
    
    //FTPサーバに対するストリームに設定する
    readStream = (__bridge CFReadStreamRef)(CFBridgingRelease(CFReadStreamCreateWithFTPURL(NULL,(__bridge CFURLRef)url)));
    
    //ユーザネームを設定する
    CFReadStreamSetProperty(readStream,
                            kCFStreamPropertyFTPUserName,
                            (CFTypeRef)@"userName");
    
    //パスワードを設定する
    CFReadStreamSetProperty(readStream,
                            kCFStreamPropertyFTPPassword,
                            (CFTypeRef)@"password");
    
    //アクティブ通信に設定する
    CFReadStreamSetProperty(readStream,
                            kCFStreamPropertyFTPUsePassiveMode,
                            kCFBooleanFalse);
    
    //読み込みストリームの設定がうまくいっているとき
    if (readStream) {
        
        //
        BOOL suc;
        suc = CFReadStreamOpen(readStream);
        
        if (!suc) {
            NSLog(@"Couldn't open the stream");
        }
        
        NSMutableData *data = [NSMutableData dataWithCapacity:0];
        
        unsigned char buf[kBufferSize];
        
        while (suc) {
            
            if (CFReadStreamHasBytesAvailable(readStream)) {
                
                CFIndex numOfBytes;
                numOfBytes = CFReadStreamRead(readStream,
                                              buf,
                                              kBufferSize);
                
                if (numOfBytes > 0) {
                    
                    [data appendBytes:buf
                               length:numOfBytes];
                    
                }
                else if (numOfBytes == 0) {
                    
                    CFStreamStatus status;
                    status = CFReadStreamGetStatus(readStream);
                    
                    if (status == kCFStreamStatusAtEnd) {
                        
                        const UInt8 *p = (const UInt8 *)[data bytes];
                        
                        NSInteger remainBytes = [data length];
                        
                        BOOL su = YES;
                        NSMutableArray *dictContents;
                        dictContents = [NSMutableArray arrayWithCapacity:0];
                        
                        while (remainBytes > 0) {
                            
                            CFDictionaryRef parsedDict = nil;
                            
                            CFIndex bytesParsed;
                            bytesParsed = CFFTPCreateParsedResourceListing(kCFAllocatorDefault,
                                                                           p,
                                                                           remainBytes,
                                                                           &parsedDict);
                            
                            if (bytesParsed > 0) {
                                
                                NSMutableDictionary *dict = [(__bridge id)parsedDict mutableCopy];
                                
                                NSString *lineStr = [[NSString alloc]initWithBytes:p
                                                                            length:bytesParsed
                                                                          encoding:NSUTF8StringEncoding];
                                
                                lineStr = [lineStr stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
                                
                                NSArray *tokens = [lineStr componentsSeparatedByString:@" "];
                                
                                NSString *name = [tokens lastObject];
                                
                                if (name) {
                                    
                                    [dict setObject:name
                                             forKey:(id)kCFFTPResourceName];
                                    
                                }
                                
                                [dictContents addObject:dict];
                                
                                CFRelease(parsedDict);
                                
                                NSString *named = [dict objectForKey:(id)kCFFTPResourceName];
                                NSDate *date = [dict objectForKey:(id)kCFFTPResourceModDate];
                                
                                NSLog(@"%@__%@",named,date);
                                
                                BOOL bl = [named isEqualToString:@"naisen.csv"];
                                
                                if (bl == YES) {
                                    
                                    // NSUserDefaultsの取得
                                    NSUserDefaults *ud = [NSUserDefaults standardUserDefaults];
                                    
                                    NSDate *date2 = [ud objectForKey:@"FTPupdate"];
                                    
                                    NSLog(@"%@",date2);
                                    
                                    BOOL bl2 = [date isEqualToDate:date2];
                                    
                                    if (bl2 == NO) {
                                    
                                        [ud setObject:date forKey:@"FTPupdate"];
                                        [app setUpdateFlg:1];
                                        
                                    }
                                    
                                    break;
                                    
                                }
                                
                                p += bytesParsed;
                                remainBytes -= bytesParsed;
                                
                            }
                            else if (bytesParsed == 0) {
                                
                                break;
                                
                            }
                            else{
                                
                                su = NO;
                                break;
                                
                            }
                            
                        }
                        
                        suc = NO;
                        
                    }
                    
                }
                else {
                    
                    suc = NO;
                    
                }
                
            }
            else{
            }
        }
    }
}