| 1 | #pragma once |
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| 2 | |
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| 3 | #include <sstream> |
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| 4 | #include <string> |
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| 5 | #include <utility> |
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| 6 | #include <list> |
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| 7 | #ifdef _DEBUG |
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| 8 | #include <iostream> |
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| 9 | #endif |
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| 10 | |
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| 11 | namespace strEx { |
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| 12 | |
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| 13 | inline void replace(std::string &string, std::string replace, std::string with) { |
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| 14 | std::string::size_type pos = string.find(replace); |
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| 15 | std::string::size_type len = replace.length(); |
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| 16 | while (pos != std::string::npos) { |
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| 17 | string = string.substr(0,pos)+with+string.substr(pos+len); |
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| 18 | pos = string.find(replace, pos+1); |
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| 19 | } |
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| 20 | } |
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| 21 | inline std::string itos(unsigned int i) { |
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| 22 | std::stringstream ss; |
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| 23 | ss << i; |
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| 24 | return ss.str(); |
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| 25 | } |
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| 26 | inline std::string itos(int i) { |
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| 27 | std::stringstream ss; |
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| 28 | ss << i; |
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| 29 | return ss.str(); |
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| 30 | } |
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| 31 | inline std::string itos(unsigned long long i) { |
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| 32 | std::stringstream ss; |
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| 33 | ss << i; |
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| 34 | return ss.str(); |
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| 35 | } |
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| 36 | inline std::string itos(__int64 i) { |
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| 37 | std::stringstream ss; |
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| 38 | ss << i; |
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| 39 | return ss.str(); |
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| 40 | } |
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| 41 | inline std::string itos(unsigned long i) { |
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| 42 | std::stringstream ss; |
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| 43 | ss << i; |
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| 44 | return ss.str(); |
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| 45 | } |
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| 46 | inline int stoi(std::string s) { |
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| 47 | return atoi(s.c_str()); |
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| 48 | } |
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| 49 | inline long long stoi64(std::string s) { |
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| 50 | return _atoi64(s.c_str()); |
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| 51 | } |
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| 52 | inline unsigned stoui_as_time(std::string time, unsigned int smallest_unit = 1000) { |
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| 53 | std::string::size_type p = time.find_first_of("sSmMhHdDwW"); |
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| 54 | unsigned int value = atoi(time.c_str()); |
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| 55 | if (p == std::string::npos) |
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| 56 | return value * smallest_unit; |
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| 57 | else if ( (time[p] == 's') || (time[p] == 'S') ) |
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| 58 | return value * 1000; |
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| 59 | else if ( (time[p] == 'm') || (time[p] == 'M') ) |
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| 60 | return value * 60 * 1000; |
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| 61 | else if ( (time[p] == 'h') || (time[p] == 'H') ) |
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| 62 | return value * 60 * 60 * 1000; |
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| 63 | else if ( (time[p] == 'd') || (time[p] == 'D') ) |
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| 64 | return value * 24 * 60 * 60 * 1000; |
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| 65 | else if ( (time[p] == 'w') || (time[p] == 'W') ) |
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| 66 | return value * 7 * 24 * 60 * 60 * 1000; |
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| 67 | return value * smallest_unit; |
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| 68 | } |
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| 69 | inline unsigned long long stoi64_as_time(std::string time, unsigned int smallest_unit = 1000) { |
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| 70 | std::string::size_type p = time.find_first_of("sSmMhHdDwW"); |
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| 71 | unsigned long long value = _atoi64(time.c_str()); |
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| 72 | if (p == std::string::npos) |
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| 73 | return value * smallest_unit; |
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| 74 | else if ( (time[p] == 's') || (time[p] == 'S') ) |
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| 75 | return value * 1000; |
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| 76 | else if ( (time[p] == 'm') || (time[p] == 'M') ) |
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| 77 | return value * 60 * 1000; |
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| 78 | else if ( (time[p] == 'h') || (time[p] == 'H') ) |
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| 79 | return value * 60 * 60 * 1000; |
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| 80 | else if ( (time[p] == 'd') || (time[p] == 'D') ) |
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| 81 | return value * 24 * 60 * 60 * 1000; |
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| 82 | else if ( (time[p] == 'w') || (time[p] == 'W') ) |
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| 83 | return value * 7 * 24 * 60 * 60 * 1000; |
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| 84 | return value * smallest_unit; |
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| 85 | } |
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| 86 | inline std::string itos_as_time(unsigned long long time) { |
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| 87 | if (time > 7 * 24 * 60 * 60 * 1000) |
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| 88 | return itos(static_cast<unsigned int>(time/(7 * 24 * 60 * 60 * 1000))) + "w"; |
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| 89 | else if (time > 24 * 60 * 60 * 1000) |
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| 90 | return itos(static_cast<unsigned int>(time/(24 * 60 * 60 * 1000))) + "d"; |
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| 91 | else if (time > 60 * 60 * 1000) |
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| 92 | return itos(static_cast<unsigned int>(time/(60 * 60 * 1000))) + "h"; |
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| 93 | else if (time > 60 * 1000) |
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| 94 | return itos(static_cast<unsigned int>(time/(60 * 1000))) + "m"; |
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| 95 | else if (time > 1000) |
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| 96 | return itos(static_cast<unsigned int>(time/(1000))) + "s"; |
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| 97 | return itos(static_cast<unsigned int>(time)); |
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| 98 | } |
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| 99 | |
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| 100 | inline long long stoi64_as_BKMG(std::string s) { |
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| 101 | std::string::size_type p = s.find_first_of("BMKGT"); |
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| 102 | if (p == std::string::npos) |
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| 103 | return _atoi64(s.c_str()); |
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| 104 | else if (s[p] == 'B') |
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| 105 | return _atoi64(s.c_str()); |
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| 106 | else if (s[p] == 'K') |
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| 107 | return _atoi64(s.c_str())*1024; |
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| 108 | else if (s[p] == 'M') |
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| 109 | return _atoi64(s.c_str())*1024*1024; |
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| 110 | else if (s[p] == 'G') |
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| 111 | return _atoi64(s.c_str())*1024*1024*1024; |
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| 112 | else if (s[p] == 'T') |
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| 113 | return _atoi64(s.c_str())*1024*1024*1024*1024; |
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| 114 | else |
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| 115 | return _atoi64(s.c_str()); |
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| 116 | } |
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| 117 | #define BKMG_RANGE "BKMGTP" |
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| 118 | #define BKMG_SIZE 5 |
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| 119 | |
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| 120 | inline std::string itos_as_BKMG(unsigned __int64 i) { |
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| 121 | unsigned __int64 cpy = i; |
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| 122 | char postfix[] = BKMG_RANGE; |
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| 123 | int idx = 0; |
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| 124 | while ((cpy > 1024)&&(idx<BKMG_SIZE)) { |
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| 125 | cpy/=1024; |
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| 126 | idx++; |
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| 127 | } |
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| 128 | std::string ret = itos(cpy); |
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| 129 | ret += postfix[idx]; |
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| 130 | if (idx > 0) { |
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| 131 | ret += " (" + itos(i) + "B)"; |
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| 132 | } |
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| 133 | return ret; |
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| 134 | } |
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| 135 | |
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| 136 | typedef std::list<std::string> splitList; |
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| 137 | inline splitList splitEx(std::string str, std::string key) { |
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| 138 | splitList ret; |
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| 139 | std::string::size_type pos = 0, lpos = 0; |
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| 140 | while ((pos = str.find(key, pos)) != std::string::npos) { |
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| 141 | ret.push_back(str.substr(lpos, pos-lpos)); |
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| 142 | lpos = ++pos; |
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| 143 | } |
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| 144 | if (lpos < str.size()) |
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| 145 | ret.push_back(str.substr(lpos)); |
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| 146 | return ret; |
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| 147 | } |
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| 148 | |
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| 149 | inline std::pair<std::string,std::string> split(std::string str, std::string key) { |
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| 150 | std::string::size_type pos = str.find(key); |
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| 151 | if (pos == std::string::npos) |
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| 152 | return std::pair<std::string,std::string>(str, ""); |
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| 153 | return std::pair<std::string,std::string>(str.substr(0, pos), str.substr(pos+key.length())); |
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| 154 | } |
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| 155 | typedef std::pair<std::string,std::string> token; |
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| 156 | inline token getToken(std::string buffer, char split) { |
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| 157 | std::string::size_type pos = buffer.find(split); |
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| 158 | if (pos == std::string::npos) |
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| 159 | return token(buffer, ""); |
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| 160 | if (pos == buffer.length()-1) |
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| 161 | return token(buffer.substr(0, pos), ""); |
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| 162 | return token(buffer.substr(0, pos-1), buffer.substr(++pos)); |
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| 163 | } |
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| 164 | |
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| 165 | |
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| 166 | template<class _E> |
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| 167 | struct blind_traits : public std::char_traits<_E> |
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| 168 | { |
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| 169 | static bool eq(const _E& x, const _E& y) { |
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| 170 | return tolower( x ) == tolower( y ); |
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| 171 | } |
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| 172 | static bool lt(const _E& x, const _E& y) { |
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| 173 | return tolower( x ) < tolower( y ); |
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| 174 | } |
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| 175 | |
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| 176 | static int compare(const _E *x, const _E *y, size_t n) { |
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| 177 | return strnicmp( x, y, n ); |
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| 178 | } |
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| 179 | |
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| 180 | // There's no memichr(), so we roll our own. It ain't rocket science. |
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| 181 | static const _E * __cdecl find(const _E *buf, size_t len, const _E& ch) { |
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| 182 | // Jerry says that x86s have special mojo for memchr(), so the |
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| 183 | // memchr() calls end up being reasonably efficient in practice. |
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| 184 | const _E *pu = (const _E *)memchr(buf, ch, len); |
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| 185 | const _E *pl = (const _E *)memchr(buf, tolower( ch ), len); |
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| 186 | if ( ! pu ) |
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| 187 | return pl; // Might be NULL; if so, NULL's the word. |
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| 188 | else if ( ! pl ) |
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| 189 | return pu; |
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| 190 | else |
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| 191 | // If either one was NULL, we return the other; if neither is |
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| 192 | // NULL, we return the lesser of the two. |
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| 193 | return ( pu < pl ) ? pu : pl; |
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| 194 | } |
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| 195 | |
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| 196 | // I'm reasonably sure that this is eq() for wide characters. Maybe. |
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| 197 | static bool eq_int_type(const int_type& ch1, const int_type& ch2) { |
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| 198 | return char_traits<_E>::eq_int_type( tolower( ch1 ), tolower( ch2 ) ); |
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| 199 | } |
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| 200 | }; |
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| 201 | |
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| 202 | // And here's our case-blind string class. |
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| 203 | typedef std::basic_string<char, blind_traits<char>, std::allocator<char> > blindstr; |
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| 204 | |
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| 205 | #ifdef _DEBUG |
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| 206 | inline void test_getToken(std::string in1, char in2, std::string out1, std::string out2) { |
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| 207 | token t = getToken(in1, in2); |
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| 208 | std::cout << "strEx::test_getToken(" << in1 << ", " << in2 << ") : "; |
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| 209 | if ((t.first == out1) && (t.second == out2)) |
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| 210 | std::cout << "Succeeded" << std::endl; |
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| 211 | else |
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| 212 | std::cout << "Failed [" << out1 << "=" << t.first << ", " << out2 << "=" << t.second << "]" << std::endl; |
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| 213 | } |
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| 214 | inline void run_test_getToken() { |
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| 215 | test_getToken("", '&', "", ""); |
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| 216 | test_getToken("&", '&', "", ""); |
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| 217 | test_getToken("&&", '&', "", "&"); |
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| 218 | test_getToken("foo", '&', "foo", ""); |
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| 219 | test_getToken("foo&", '&', "foo", ""); |
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| 220 | test_getToken("foo&bar", '&', "foo", "bar"); |
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| 221 | test_getToken("foo&bar&test", '&', "foo", "bar&test"); |
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| 222 | } |
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| 223 | |
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| 224 | inline void test_replace(std::string source, std::string replace, std::string with, std::string out) { |
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| 225 | std::cout << "strEx::test_replace(" << source << ", " << replace << ", " << with << ") : "; |
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| 226 | std::string s = source; |
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| 227 | strEx::replace(s, replace, with); |
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| 228 | if (s == out) |
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| 229 | std::cout << "Succeeded" << std::endl; |
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| 230 | else |
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| 231 | std::cout << "Failed [" << s << "=" << out << "]" << std::endl; |
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| 232 | } |
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| 233 | inline void run_test_replace() { |
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| 234 | test_replace("", "", "", ""); |
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| 235 | test_replace("foo", "", "", "foo"); |
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| 236 | test_replace("foobar", "foo", "", "bar"); |
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| 237 | test_replace("foobar", "foo", "bar", "barbar"); |
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| 238 | } |
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| 239 | |
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| 240 | #endif |
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| 241 | } |
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