// // NSString+Common.m // // // Created by Alexi on 12-11-5. // Copyright (c) 2012 . All rights reserved. // #import #import "NSString+TUIUtil.h" // #import "pinyin.h" #if kSupportGTM64 #import "GTMBase64.h" #endif #define HANZI_START 19968 #define HANZI_COUNT 20902 static char gFirstLetterArray[HANZI_COUNT] = "ydkqsxnwzssxjbymgcczqpssqbycdscdqldylybssjgyqzjjfgcclzznwdwzjljpfyynnjjtmynzwzhflzppqhgccyynmjqyxxgd" "nnsnsjnjnsnnmlnrxyfsngnnnnqzggllyjlnyzssecykyyhqwjssggyxyqyjtwktjhychmnxjtlhjyqbyxdldwrrjnwysrldzjpc" "bzjjbrcfslnczstzfxxchtrqggddlyccssymmrjcyqzpwwjjyfcrwfdfzqpyddwyxkyjawjffxjbcftzyhhycyswccyxsclcxxwz" "cxnbgnnxbxlzsqsbsjpysazdhmdzbqbscwdzzyytzhbtsyyfzgntnxjywqnknphhlxgybfmjnbjhhgqtjcysxstkzglyckglysmz" "xyalmeldccxgzyrjxjzlnjzcqkcnnjwhjczccqljststbnhbtyxceqxkkwjyflzqlyhjxspsfxlmpbysxxxytccnylllsjxfhjxp" "jbtffyabyxbcczbzyclwlczggbtssmdtjcxpthyqtgjjxcjfzkjzjqnlzwlslhdzbwjncjzyzsqnycqynzcjjwybrtwpyftwexcs" "kdzctbyhyzqyyjxzcfbzzmjyxxsdczottbzljwfckscsxfyrlrygmbdthjxsqjccsbxyytswfbjdztnbcnzlcyzzpsacyzzsqqcs" 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"blhlsyygqllnjjymsoycbzgdlyxylcqyxtszegxhzglhwbljheyxtwqmakbpqcgyshhegqcmwyywljyjhyyzlljjylhzyhmgsljl" "jxcjjyclycjbcpzjzjmmwlcjlnqljjjlxyjmlszljqlycmmgcfmmfpqqmfxlqmcffqmmmmhnznfhhjgtthxkhslnchhyqzxtmmqd" "cydyxyqmyqylddcyaytazdcymdydlzfffmmycqcwzzmabtbyctdmndzggdftypcgqyttssffwbdttqssystwnjhjytsxxylbyyhh" "whxgzxwznnqzjzjjqjccchykxbzszcnjtllcqxynjnckycynccqnxyewyczdcjycchyjlbtzyycqwlpgpyllgktltlgkgqbgychj" "xy"; char tui_pinyinFirstLetter(unsigned short hanzi) { int index = hanzi - HANZI_START; if (index >= 0 && index <= HANZI_COUNT) { return gFirstLetterArray[index]; } else { return '['; } } @implementation NSString (TUIUtil) + (NSString *)md5String:(NSString *)str; { const char *cStr = [str UTF8String]; unsigned char result[CC_MD5_DIGEST_LENGTH]; CC_MD5(cStr, (uint32_t)strlen(cStr), result); 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]]; } - (NSString *)md5 { return [NSString md5String:self]; } - (NSString *)firstPinYin { if ([self length] == 0) { return [NSString stringWithFormat:@"%c", '[']; } if ([self canBeConvertedToEncoding:NSASCIIStringEncoding]) { // it is english words return [self substringToIndex:1]; } unichar ch = [self characterAtIndex:0]; char firstPinYin = ch; if (ch < 'A' || ch > 'z' || (ch > 'Z' && ch < 'a')) { firstPinYin = tui_pinyinFirstLetter(ch); } return [NSString stringWithFormat:@"%c", firstPinYin]; } #pragma mark - Utils + (BOOL)isEmpty:(NSString *)string { return string == nil || string.length == 0; } - (BOOL)isWhitespaceAndNewlines { NSCharacterSet *whitespace = [NSCharacterSet whitespaceAndNewlineCharacterSet]; for (NSInteger i = 0; i < self.length; ++i) { unichar c = [self characterAtIndex:i]; if (![whitespace characterIsMember:c]) { return NO; } } return YES; } - (NSString *)trim { return [self stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]]; } - (NSString *)removeWhiteSpace { return [[self componentsSeparatedByCharactersInSet:[NSCharacterSet whitespaceCharacterSet]] componentsJoinedByString:@""]; } - (NSString *)removeNewLine { return [[self componentsSeparatedByCharactersInSet:[NSCharacterSet newlineCharacterSet]] componentsJoinedByString:@""]; } - (NSString *)stringByUrlEncoding { NSString *url = (NSString *)CFBridgingRelease( CFURLCreateStringByAddingPercentEscapes(NULL, (CFStringRef)self, NULL, (CFStringRef) @"!*'();:@&=+$,/?%#[]", kCFStringEncodingUTF8)); return url; } - (NSString *)capitalize { if (self == nil || [self length] == 0) return self; return [[self substringToIndex:1].uppercaseString stringByAppendingString:[self substringFromIndex:1]]; } - (BOOL)startsWith:(NSString *)str { return [self startsWith:str Options:NSCaseInsensitiveSearch]; } - (BOOL)startsWith:(NSString *)str Options:(NSStringCompareOptions)compareOptions { return (str != nil) && ([str length] > 0) && ([self length] >= [str length]) && ([self rangeOfString:str options:compareOptions].location == 0); } - (BOOL)endsWith:(NSString *)str { return [self endsWith:str Options:NSCaseInsensitiveSearch]; } - (BOOL)endsWith:(NSString *)str Options:(NSStringCompareOptions)compareOptions { return (str != nil) && ([str length] > 0) && ([self length] >= [str length]) && ([self rangeOfString:str options:(compareOptions | NSBackwardsSearch)].location == ([self length] - [str length])); } - (BOOL)tui_containsString:(NSString *)str { return [self tui_containsString:str Options:NSCaseInsensitiveSearch]; } - (BOOL)tui_containsString:(NSString *)str Options:(NSStringCompareOptions)compareOptions { return (str != nil) && ([str length] > 0) && ([self length] >= [str length]) && ([self rangeOfString:str options:compareOptions].location != NSNotFound); } - (BOOL)equalsString:(NSString *)str { return (str != nil) && ([self length] == [str length]) && ([self rangeOfString:str options:NSCaseInsensitiveSearch].location == 0); } #pragma mark XML Extensions + (NSString *)encodeXMLCharactersIn:(NSString *)source { if (![source isKindOfClass:[NSString class]] || !source) { return @""; } NSString *result = [NSString stringWithString:source]; if ([result rangeOfString:@"&"].location != NSNotFound) { result = [[result componentsSeparatedByString:@"&"] componentsJoinedByString:@"&"]; } if ([result rangeOfString:@"<"].location != NSNotFound) { result = [[result componentsSeparatedByString:@"<"] componentsJoinedByString:@"<"]; } if ([result rangeOfString:@">"].location != NSNotFound) { result = [[result componentsSeparatedByString:@">"] componentsJoinedByString:@">"]; } if ([result rangeOfString:@"\""].location != NSNotFound) { result = [[result componentsSeparatedByString:@"\""] componentsJoinedByString:@"""]; } if ([result rangeOfString:@"'"].location != NSNotFound) { result = [[result componentsSeparatedByString:@"'"] componentsJoinedByString:@"'"]; } return result; } + (NSString *)decodeXMLCharactersIn:(NSString *)source { if (![source isKindOfClass:[NSString class]] || !source) { return @""; } NSString *result = [NSString stringWithString:source]; if ([result rangeOfString:@"&"].location != NSNotFound) { result = [[result componentsSeparatedByString:@"&"] componentsJoinedByString:@"&"]; } if ([result rangeOfString:@"<"].location != NSNotFound) { result = [[result componentsSeparatedByString:@"<"] componentsJoinedByString:@"<"]; } if ([result rangeOfString:@">"].location != NSNotFound) { result = [[result componentsSeparatedByString:@">"] componentsJoinedByString:@">"]; } if ([result rangeOfString:@"""].location != NSNotFound) { result = [[result componentsSeparatedByString:@"""] componentsJoinedByString:@"\""]; } if ([result rangeOfString:@"'"].location != NSNotFound) { result = [[result componentsSeparatedByString:@"'"] componentsJoinedByString:@"'"]; } if ([result rangeOfString:@" "].location != NSNotFound) { result = [[result componentsSeparatedByString:@" "] componentsJoinedByString:@" "]; } if ([result rangeOfString:@"“"].location != NSNotFound) { result = [[result componentsSeparatedByString:@"“"] componentsJoinedByString:@"\""]; } if ([result rangeOfString:@"”"].location != NSNotFound) { result = [[result componentsSeparatedByString:@"”"] componentsJoinedByString:@"\""]; } if ([result rangeOfString:@"'"].location != NSNotFound) { result = [[result componentsSeparatedByString:@"'"] componentsJoinedByString:@"'"]; } return result; } /** compare two version @param sourVersion *.*.*.* @param desVersion *.*.*.* @returns No,sourVersion is less than desVersion; YES, the statue is opposed */ + (BOOL)compareVerison:(NSString *)sourVersion withDes:(NSString *)desVersion { NSArray *sourArr = [sourVersion componentsSeparatedByString:@"."]; NSArray *desArr = [desVersion componentsSeparatedByString:@"."]; int sourInt, desInt; NSMutableString *sourStr = [[NSMutableString alloc] init]; NSMutableString *desStr = [[NSMutableString alloc] init]; if ([sourArr count] < [desArr count]) { return YES; } else { } for (int i = 0; i < [sourArr count]; i++) { [sourStr appendFormat:@"%@", [sourArr objectAtIndex:i]]; [desStr appendFormat:@"%@", [desArr objectAtIndex:i]]; } sourInt = [sourStr intValue]; desInt = [desStr intValue]; if (sourInt < desInt) { return YES; } else { return NO; } return NO; } #if kSupportGTM64 #pragma mark - hashing - (NSString *)base64Encoding { NSData *stringData = [self dataUsingEncoding:NSUTF8StringEncoding]; NSString *encodedString = [GTMBase64 stringByEncodingData:stringData]; return encodedString; } #endif #if kSupportNSDataCommon /////////////////////////////////////////////////////////////////////////////////////////////////// /** * Calculate the md5 hash using CC_MD5. * * @returns md5 hash of this string. */ - (NSString *)md5Hash { return [[self dataUsingEncoding:NSUTF8StringEncoding] md5Hash]; } /////////////////////////////////////////////////////////////////////////////////////////////////// /** * Calculate the SHA1 hash using CommonCrypto CC_SHA1. * * @returns SHA1 hash of this string. */ - (NSString *)sha1Hash { return [[self dataUsingEncoding:NSUTF8StringEncoding] sha1Hash]; } #endif - (NSString *)valueOfLabel:(NSString *)label { NSError *error = nil; NSString *reg = [NSString stringWithFormat:@"(?<=%@\\>).*(?= self.length) { return nil; } if (rang.location + rang.length > self.length) { return nil; } return [self substringWithRange:rang]; } - (NSString *)emjoiText { if (self.length) { NSData *data = [self dataUsingEncoding:NSNonLossyASCIIStringEncoding]; NSString *valueUnicode = [[NSString alloc] initWithData:data encoding:NSUTF8StringEncoding]; NSData *dataa = [valueUnicode dataUsingEncoding:NSUTF8StringEncoding]; NSString *valueEmoj = [[NSString alloc] initWithData:dataa encoding:NSNonLossyASCIIStringEncoding]; return valueEmoj; } else { return self; } } - (NSUInteger)utf8Length { size_t length = strlen([self UTF8String]); return length; } - (BOOL)isContainsEmoji; { __block BOOL returnValue = NO; [self enumerateSubstringsInRange:NSMakeRange(0, [self length]) options:NSStringEnumerationByComposedCharacterSequences usingBlock:^(NSString *substring, NSRange substringRange, NSRange enclosingRange, BOOL *stop) { const unichar hs = [substring characterAtIndex:0]; if (0xd800 <= hs && hs <= 0xdbff) { if (substring.length > 1) { const unichar ls = [substring characterAtIndex:1]; const int uc = ((hs - 0xd800) * 0x400) + (ls - 0xdc00) + 0x10000; if (0x1d000 <= uc && uc <= 0x1f77f) { returnValue = YES; } } } else if (substring.length > 1) { const unichar ls = [substring characterAtIndex:1]; if (ls == 0x20e3) { returnValue = YES; } } else { if (0x2100 <= hs && hs <= 0x27ff) { returnValue = YES; } else if (0x2B05 <= hs && hs <= 0x2b07) { returnValue = YES; } else if (0x2934 <= hs && hs <= 0x2935) { returnValue = YES; } else if (0x3297 <= hs && hs <= 0x3299) { returnValue = YES; } else if (hs == 0xa9 || hs == 0xae || hs == 0x303d || hs == 0x3030 || hs == 0x2b55 || hs == 0x2b1c || hs == 0x2b1b || hs == 0x2b50) { returnValue = YES; } } *stop = returnValue; }]; return returnValue; } - (NSString *)cutBeyondTextInLength:(NSInteger)maxLenth { size_t length = strlen([self UTF8String]); if (length > maxLenth) { NSString *text = [self substringToIndex:self.length - 1]; return [text cutBeyondTextInLength:maxLenth]; } else { return self; } } - (CGSize)textSizeIn:(CGSize)size font:(UIFont *)font { return [self textSizeIn:size font:font breakMode:NSLineBreakByWordWrapping]; } - (CGSize)textSizeIn:(CGSize)size font:(UIFont *)afont breakMode:(NSLineBreakMode)breakMode { return [self textSizeIn:size font:afont breakMode:NSLineBreakByWordWrapping align:NSTextAlignmentLeft]; } - (CGSize)textSizeIn:(CGSize)size font:(UIFont *)afont breakMode:(NSLineBreakMode)abreakMode align:(NSTextAlignment)alignment { NSLineBreakMode breakMode = abreakMode; UIFont *font = afont ? afont : [UIFont systemFontOfSize:14]; CGSize contentSize = CGSizeZero; NSMutableParagraphStyle *paragraphStyle = [[NSMutableParagraphStyle alloc] init]; paragraphStyle.lineBreakMode = breakMode; paragraphStyle.alignment = alignment; NSDictionary *attributes = @{NSFontAttributeName : font, NSParagraphStyleAttributeName : paragraphStyle}; contentSize = [self boundingRectWithSize:size options:(NSStringDrawingUsesLineFragmentOrigin | NSStringDrawingUsesFontLeading) attributes:attributes context:nil] .size; contentSize = CGSizeMake((int)contentSize.width + 1, (int)contentSize.height + 1); return contentSize; } - (NSString *)safePathString { NSString *homePrefix = [NSHomeDirectory() stringByDeletingLastPathComponent]; if ([self hasPrefix:homePrefix]) { return [NSHomeDirectory() stringByAppendingString:[self substringFromIndex:[NSHomeDirectory() length]]]; } return self; } - (CGFloat)widthFromFont:(UIFont *)font { if (self.length == 0) { return 0; } return [self boundingRectWithSize:CGSizeMake(0, font.lineHeight) options:NSStringDrawingUsesLineFragmentOrigin | NSStringDrawingUsesFontLeading | NSStringDrawingUsesDeviceMetrics attributes:@{NSFontAttributeName : font} context:nil] .size.width; } @end