JSJP_Student/jiaPei/Tools.m

//
//  Tools.m
//  jiaPei
//
//  Created by apple on 16/3/12.
//  Copyright © 2016年 JCZ. All rights reserved.
//

#import "Tools.h"
#import "SDSoundPlayer.h"

@implementation Tools

+ (NSString *)getPathWithFileName:(NSString *)fileName
{
    NSString *document = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) firstObject];
    NSString *filePath = [document stringByAppendingPathComponent:fileName];
    return filePath;
}

+ (NSString *)isWan:(NSString *)string
{
    NSString *newString = string;
    if (string.length > 4) {
        
        newString = [NSString stringWithFormat:@"%@.%@万",[string substringToIndex:string.length - 4],[string substringWithRange:NSMakeRange(string.length - 4, 1)]];
    }
    return newString;
}


//播报声音
+(void)playAudioWithString:(NSString *)string
{
    SDSoundPlayer *player = [SDSoundPlayer SDSoundPlayerInit];
    [player setDefaultWithVolume:-1.0 rate:0.4 pitchMultiplier:-1.0];
    [player play:string];
}

//验证是否是电话号码
+ (BOOL)isMobileNumber:(NSString *)mobileNum
{
    //    电信号段:133/153/180/181/189/177
    //    联通号段:130/131/132/155/156/185/186/145/176
    //    移动号段:134/135/136/137/138/139/150/151/152/157/158/159/182/183/184/187/188/147/178
    //    虚拟运营商:170
    
    NSString *MOBILE = @"^1(3[0-9]|4[57]|5[0-35-9]|8[0-9]|7[06-8])\\d{8}$";
    
    NSPredicate *regextestmobile = [NSPredicate predicateWithFormat:@"SELF MATCHES %@", MOBILE];
    
    return [regextestmobile evaluateWithObject:mobileNum];
}

//汉字转拼音
+ (NSString *)pinYinFromChinese:(NSString *)chinese
{
    if (chinese.length < 1) {
        return @"";
    }
    return [ChineseToPinyin pinyinFromChiniseString:chinese];
}

//根据图片二进制流获取图片格式
+ (NSString *)typeForImageData:(NSData *)data {
    
    uint8_t c;
    [data getBytes:&c length:1];
    
    switch (c) {
            
        case 0xFF:
            
            return @"jpeg";
            
        case 0x89:
            
            return @"png";
            
        case 0x47:
            
            return @"gif";
            
        case 0x49:
            
        case 0x4D:
            
            return @"tiff";
            
    }
    return @"jpg";
    
}

//烦烦烦 每次返回的都不一样 这里给个方法 解决图片的问题 优先显示photo
+ (NSString *)imageStringWithPhotoString:(NSString *)firstString HeadImgString:(NSString *)secondString Type:(NSInteger)type
{
    NSString *imgString = @"";
    if (type == 1) {
        imgString = firstString;
        if (imgString && imgString.length > 0) {
            NSString *photoString = @"http://fj.jppt.com.cn";
            if (imgString && ![imgString hasPrefix:@"http"]){
                imgString = [photoString stringByAppendingString:imgString];
            }
        }else{
            imgString = secondString;
            if (imgString && ![imgString hasPrefix:@"http"]){
                imgString = [imgPreFix stringByAppendingString:imgString];
            }
        }
    }else{
        imgString = secondString;
        if (imgString && imgString.length > 0) {
            if (imgString && ![imgString hasPrefix:@"http"]){
                imgString = [imgPreFix stringByAppendingString:imgString];
            }
        }else{
            imgString = firstString;
            NSString *photoString = @"http://fj.jppt.com.cn";
            if (imgString && ![imgString hasPrefix:@"http"]){
                imgString = [photoString stringByAppendingString:imgString];
            }
        }
    }
    
    if (!imgString) {
        imgString = @"";
    }
    
    return imgString;
}


//获取IDFV
+ (NSString *)getIDFV
{
    NSString * const KEY_USERNAME_PASSWORD = @"com.danson.jiaPeiS.usernamepassword";
    NSString * const KEY_PASSWORD = @"com.danson.jiaPeiS.password";
    
    //测试用 清除keychain中的内容
    //[Tools delete:KEY_USERNAME_PASSWORD];
    
    NSMutableDictionary *readUserPwd = (NSMutableDictionary *)[Tools load:KEY_USERNAME_PASSWORD];
    //NSLog(@"keychain------><>%@",readUserPwd);
    
    if (!readUserPwd) {
        //如果为空 说明是第一次安装 做存储操作
        NSString *identifierStr = [[[UIDevice currentDevice] identifierForVendor] UUIDString];
        //NSLog(@"identifierStr-----><>%@",identifierStr);
        NSMutableDictionary *usernamepasswordKVPairs = [NSMutableDictionary dictionaryWithObject:identifierStr forKey:KEY_PASSWORD];
        
        [Tools save:KEY_USERNAME_PASSWORD data:usernamepasswordKVPairs];
        
        return identifierStr;
    }else{
        return [readUserPwd objectForKey:KEY_PASSWORD];
    }
}

//存
+ (void)save:(NSString *)service data:(id)data {
    //Get search dictionary
    NSMutableDictionary *keychainQuery = [self getKeychainQuery:service];
    //Delete old item before add new item
    SecItemDelete((__bridge CFDictionaryRef)keychainQuery);
    //Add new object to search dictionary(Attention:the data format)
    [keychainQuery setObject:[NSKeyedArchiver archivedDataWithRootObject:data] forKey:(__bridge id)kSecValueData];
    //Add item to keychain with the search dictionary
    SecItemAdd((__bridge CFDictionaryRef)keychainQuery, NULL);
}

+ (NSMutableDictionary *)getKeychainQuery:(NSString *)service {
    return [NSMutableDictionary dictionaryWithObjectsAndKeys:
            (__bridge id)kSecClassGenericPassword,(__bridge id)kSecClass,
            service, (__bridge id)kSecAttrService,
            service, (__bridge id)kSecAttrAccount,
            (__bridge id)kSecAttrAccessibleAfterFirstUnlock,(__bridge id)kSecAttrAccessible,
            nil];
}

//取
+ (id)load:(NSString *)service {
    id ret = nil;
    NSMutableDictionary *keychainQuery = [self getKeychainQuery:service];
    //Configure the search setting
    //Since in our simple case we are expecting only a single attribute to be returned (the password) we can set the attribute kSecReturnData to kCFBooleanTrue
    [keychainQuery setObject:(__bridge id)kCFBooleanTrue forKey:(__bridge id)kSecReturnData];
    [keychainQuery setObject:(__bridge id)kSecMatchLimitOne forKey:(__bridge id)kSecMatchLimit];
    CFDataRef keyData = NULL;
    if (SecItemCopyMatching((__bridge CFDictionaryRef)keychainQuery, (CFTypeRef *)&keyData) == noErr) {
        @try {
            ret = [NSKeyedUnarchiver unarchiveObjectWithData:(__bridge NSData *)keyData];
        } @catch (NSException *e) {
            NSLog(@"Unarchive of %@ failed: %@", service, e);
        } @finally {
        }
    }
    if (keyData)
        CFRelease(keyData);
    return ret;
}

//删除
+ (void)delete:(NSString *)service {
    NSMutableDictionary *keychainQuery = [self getKeychainQuery:service];
    SecItemDelete((__bridge CFDictionaryRef)keychainQuery);
}


@end