jixin_new/shiku_im/friendBlog/util/NSStrUtil.m

//
//  StrUtil.m
//  OrderFood
//
//  Created by Berwin on 13-4-10.
//  Copyright (c) 2013年 Berwin. All rights reserved.
//

#import "NSStrUtil.h"
#import <CommonCrypto/CommonDigest.h> // Need to import for CC_MD5 access

@implementation NSStrUtil

//+ (NSString *) getStoryNameByUrl:(NSString*) url
//{
//    if ([NSStrUtil notEmptyOrNull:url]) {
//        NSRange range = [url rangeOfString:@"/" options:NSBackwardsSearch];
//        NSString *string = [url substringFromIndex:NSMaxRange(range)];
//        return string;
//    } else {
//        return nil;
//    }
//}

+ (BOOL) isEmptyOrNull:(NSString*) string
{
   return ![self notEmptyOrNull:string];
    
}

+ (BOOL) notEmptyOrNull:(NSString*) string
{
    if([string isKindOfClass:[NSNull class]])
        return NO;
    if ([string isKindOfClass:[NSNumber class]]) {
        if (string != nil) {
            return  YES;
        }
        return NO;
    } else {
        string=[self trimString:string];
        if (string != nil && string.length > 0 && ![string isEqualToString:@"null"]&&![string isEqualToString:@"(null)"]&&![string isEqualToString:@" "]) {
            return  YES;
        }
        return NO;
    }
}

+ (BOOL)isMobileNumber:(NSString *)mobileNum
{
    /**
     * 手机号码
     * 移动：134[0-8],135,136,137,138,139,150,151,157,158,159,182,187,188
     * 联通：130,131,132,152,155,156,185,186
     * 电信：133,1349,153,180,189
     */
    NSString * MOBILE = @"^1(3[0-9]|5[0-35-9]|8[0125-9])\\d{8}$";
    /**
     10         * 中国移动：China Mobile
     11         * 134[0-8],135,136,137,138,139,150,151,157,158,159,182,187,188
     12         */
    NSString * CM = @"^1(34[0-8]|(3[5-9]|5[017-9]|8[278])\\d)\\d{7}$";
    /**
     15         * 中国联通：China Unicom
     16         * 130,131,132,152,155,156,185,186
     17         */
    NSString * CU = @"^1(3[0-2]|5[256]|8[56])\\d{8}$";
    /**
     20         * 中国电信：China Telecom
     21         * 133,1349,153,180,189
     22         */
    NSString * CT = @"^1((33|53|8[09])[0-9]|349)\\d{7}$";
    /**
     25         * 大陆地区固话及小灵通
     26         * 区号：010,020,021,022,023,024,025,027,028,029
     27         * 号码：七位或八位
     28         */
    // NSString * PHS = @"^0(10|2[0-5789]|\\d{3})\\d{7,8}$";
    
    NSPredicate *regextestmobile = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", MOBILE];
    NSPredicate *regextestcm = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", CM];
    NSPredicate *regextestcu = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", CU];
    NSPredicate *regextestct = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", CT];
    
    if (([regextestmobile evaluateWithObject:mobileNum] == YES)
        || ([regextestcm evaluateWithObject:mobileNum] == YES)
        || ([regextestct evaluateWithObject:mobileNum] == YES)
        || ([regextestcu evaluateWithObject:mobileNum] == YES))
    {
        return YES;
    }
    else
    {
        return NO;
    }
}

+ (NSString*) makeNode:(NSString*) str{
    return [[NSString alloc] initWithFormat:@"<node>%@</node>", str];
}

+ (NSString *)trimString:(NSString *) str {
    return [str stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
}

UIColor* colorFromHexRGB(NSString *inColorString){
    
    if ([NSStrUtil isEmptyOrNull:inColorString]) {
        return nil;
    }
    
    inColorString = [inColorString stringByReplacingOccurrencesOfString:@"#" withString:@""];
    
    if ([NSStrUtil isEmptyOrNull:inColorString]) {
        return nil;
    }
    
    UIColor *result = nil;
    unsigned int colorCode = 0;
    unsigned char redByte, greenByte, blueByte;
    
    if (nil != inColorString)
    {
        NSScanner *scanner = [NSScanner scannerWithString:inColorString];
        (void) [scanner scanHexInt:&colorCode]; // ignore error
    }
    redByte = (unsigned char) (colorCode >> 16);
    greenByte = (unsigned char) (colorCode >> 8);
    blueByte = (unsigned char) (colorCode); // masks off high bits
    result = [UIColor
              colorWithRed: (float)redByte / 0xff
              green: (float)greenByte/ 0xff
              blue: (float)blueByte / 0xff
              alpha:1.0];
    return result;
}

@end

@implementation NSString (MyExtensions)
- (NSString *) md5
{
    const char *cStr = [self UTF8String];
    unsigned char result[16];
    CC_MD5( cStr, strlen(cStr), result ); // This is the md5 call
    return [NSString stringWithFormat:
            @"%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
            result[0], result[1], result[2], result[3],
            result[4], result[5], result[6], result[7],
            result[8], result[9], result[10], result[11],
            result[12], result[13], result[14], result[15]
            ];
}
@end

@implementation NSData (MyExtensions)
- (NSString*)md5
{
    unsigned char result[16];
    CC_MD5( self.bytes, self.length, result ); // This is the md5 call
    return [NSString stringWithFormat:
            @"%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x%02x",
            result[0], result[1], result[2], result[3],
            result[4], result[5], result[6], result[7],
            result[8], result[9], result[10], result[11],
            result[12], result[13], result[14], result[15]
            ];
}
@end