1 | /* |
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2 | * Copyright (C) 2005-2008 MaNGOS <http://www.mangosproject.org/> |
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3 | * |
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4 | * Copyright (C) 2008 Trinity <http://www.trinitycore.org/> |
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5 | * |
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6 | * This program is free software; you can redistribute it and/or modify |
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7 | * it under the terms of the GNU General Public License as published by |
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8 | * the Free Software Foundation; either version 2 of the License, or |
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9 | * (at your option) any later version. |
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10 | * |
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11 | * This program is distributed in the hope that it will be useful, |
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12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 | * GNU General Public License for more details. |
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15 | * |
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16 | * You should have received a copy of the GNU General Public License |
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17 | * along with this program; if not, write to the Free Software |
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18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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19 | */ |
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20 | |
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21 | #include "Util.h" |
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22 | |
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23 | #include "sockets/socket_include.h" |
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24 | #include "utf8cpp/utf8.h" |
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25 | #include "mersennetwister/MersenneTwister.h" |
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26 | #include "zthread/ThreadLocal.h" |
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27 | |
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28 | typedef ZThread::ThreadLocal<MTRand> MTRandTSS; |
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29 | |
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30 | /* NOTE: Not sure if static initialization is ok for TSS objects , |
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31 | * as I see zthread uses custom implementation of the TSS |
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32 | * ,and in the consturctor there is no code ,so I suppose its ok |
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33 | * If its not ok ,change it to use singleton. |
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34 | */ |
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35 | static MTRandTSS mtRand; |
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36 | |
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37 | int32 irand (int32 min, int32 max) |
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38 | { |
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39 | return int32 (mtRand.get ().randInt (max - min)) + min; |
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40 | } |
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41 | |
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42 | uint32 urand (uint32 min, uint32 max) |
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43 | { |
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44 | return mtRand.get ().randInt (max - min) + min; |
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45 | } |
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46 | |
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47 | int32 rand32 () |
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48 | { |
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49 | return mtRand.get ().randInt (); |
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50 | } |
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51 | |
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52 | double rand_norm(void) |
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53 | { |
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54 | return mtRand.get ().randExc (); |
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55 | } |
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56 | |
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57 | double rand_chance (void) |
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58 | { |
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59 | return mtRand.get ().randExc (100.0); |
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60 | } |
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61 | |
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62 | Tokens StrSplit(const std::string &src, const std::string &sep) |
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63 | { |
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64 | Tokens r; |
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65 | std::string s; |
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66 | for (std::string::const_iterator i = src.begin(); i != src.end(); i++) |
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67 | { |
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68 | if (sep.find(*i) != std::string::npos) |
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69 | { |
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70 | if (s.length()) r.push_back(s); |
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71 | s = ""; |
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72 | } |
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73 | else |
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74 | { |
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75 | s += *i; |
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76 | } |
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77 | } |
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78 | if (s.length()) r.push_back(s); |
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79 | return r; |
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80 | } |
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81 | |
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82 | void stripLineInvisibleChars(std::string &str) |
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83 | { |
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84 | static std::string invChars = " \t\7"; |
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85 | |
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86 | size_t wpos = 0; |
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87 | |
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88 | bool space = false; |
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89 | for(size_t pos = 0; pos < str.size(); ++pos) |
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90 | { |
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91 | if(invChars.find(str[pos])!=std::string::npos) |
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92 | { |
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93 | if(!space) |
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94 | { |
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95 | str[wpos++] = ' '; |
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96 | space = true; |
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97 | } |
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98 | } |
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99 | else |
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100 | { |
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101 | if(wpos!=pos) |
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102 | str[wpos++] = str[pos]; |
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103 | else |
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104 | ++wpos; |
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105 | space = false; |
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106 | } |
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107 | } |
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108 | |
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109 | if(wpos < str.size()) |
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110 | str.erase(wpos,str.size()); |
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111 | } |
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112 | |
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113 | std::string secsToTimeString(uint32 timeInSecs, bool shortText, bool hoursOnly) |
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114 | { |
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115 | uint32 secs = timeInSecs % MINUTE; |
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116 | uint32 minutes = timeInSecs % HOUR / MINUTE; |
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117 | uint32 hours = timeInSecs % DAY / HOUR; |
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118 | uint32 days = timeInSecs / DAY; |
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119 | |
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120 | std::ostringstream ss; |
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121 | if(days) |
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122 | ss << days << (shortText ? "d" : " Day(s) "); |
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123 | if(hours || hoursOnly) |
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124 | ss << hours << (shortText ? "h" : " Hour(s) "); |
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125 | if(!hoursOnly) |
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126 | { |
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127 | if(minutes) |
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128 | ss << minutes << (shortText ? "m" : " Minute(s) "); |
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129 | if(secs || (!days && !hours && !minutes) ) |
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130 | ss << secs << (shortText ? "s" : " Second(s)."); |
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131 | } |
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132 | |
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133 | return ss.str(); |
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134 | } |
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135 | |
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136 | uint32 TimeStringToSecs(std::string timestring) |
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137 | { |
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138 | uint32 secs = 0; |
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139 | uint32 buffer = 0; |
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140 | uint32 multiplier = 0; |
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141 | |
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142 | for(std::string::iterator itr = timestring.begin(); itr != timestring.end(); itr++ ) |
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143 | { |
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144 | if(isdigit(*itr)) |
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145 | { |
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146 | std::string str; //very complicated typecast char->const char*; is there no better way? |
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147 | str += *itr; |
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148 | const char* tmp = str.c_str(); |
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149 | |
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150 | buffer*=10; |
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151 | buffer+=atoi(tmp); |
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152 | } |
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153 | else |
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154 | { |
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155 | switch(*itr) |
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156 | { |
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157 | case 'd': multiplier = DAY; break; |
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158 | case 'h': multiplier = HOUR; break; |
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159 | case 'm': multiplier = MINUTE; break; |
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160 | case 's': multiplier = 1; break; |
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161 | default : return 0; //bad format |
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162 | } |
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163 | buffer*=multiplier; |
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164 | secs+=buffer; |
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165 | buffer=0; |
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166 | } |
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167 | } |
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168 | |
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169 | return secs; |
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170 | } |
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171 | |
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172 | std::string TimeToTimestampStr(time_t t) |
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173 | { |
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174 | tm* aTm = localtime(&t); |
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175 | // YYYY year |
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176 | // MM month (2 digits 01-12) |
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177 | // DD day (2 digits 01-31) |
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178 | // HH hour (2 digits 00-23) |
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179 | // MM minutes (2 digits 00-59) |
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180 | // SS seconds (2 digits 00-59) |
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181 | char buf[20]; |
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182 | snprintf(buf,20,"%04d-%02d-%02d_%02d-%02d-%02d",aTm->tm_year+1900,aTm->tm_mon+1,aTm->tm_mday,aTm->tm_hour,aTm->tm_min,aTm->tm_sec); |
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183 | return std::string(buf); |
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184 | } |
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185 | |
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186 | /// Check if the string is a valid ip address representation |
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187 | bool IsIPAddress(char const* ipaddress) |
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188 | { |
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189 | if(!ipaddress) |
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190 | return false; |
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191 | |
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192 | // Let the big boys do it. |
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193 | // Drawback: all valid ip address formats are recognized e.g.: 12.23,121234,0xABCD) |
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194 | return inet_addr(ipaddress) != INADDR_NONE; |
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195 | } |
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196 | |
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197 | /// create PID file |
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198 | uint32 CreatePIDFile(std::string filename) |
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199 | { |
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200 | FILE * pid_file = fopen (filename.c_str(), "w" ); |
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201 | if (pid_file == NULL) |
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202 | return 0; |
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203 | |
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204 | #ifdef WIN32 |
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205 | DWORD pid = GetCurrentProcessId(); |
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206 | #else |
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207 | pid_t pid = getpid(); |
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208 | #endif |
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209 | |
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210 | fprintf(pid_file, "%d", pid ); |
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211 | fclose(pid_file); |
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212 | |
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213 | return (uint32)pid; |
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214 | } |
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215 | |
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216 | size_t utf8length(std::string& utf8str) |
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217 | { |
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218 | try |
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219 | { |
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220 | return utf8::distance(utf8str.c_str(),utf8str.c_str()+utf8str.size()); |
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221 | } |
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222 | catch(std::exception) |
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223 | { |
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224 | utf8str = ""; |
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225 | return 0; |
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226 | } |
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227 | } |
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228 | |
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229 | void utf8truncate(std::string& utf8str,size_t len) |
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230 | { |
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231 | try |
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232 | { |
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233 | size_t wlen = utf8::distance(utf8str.c_str(),utf8str.c_str()+utf8str.size()); |
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234 | if(wlen <= len) |
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235 | return; |
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236 | |
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237 | std::wstring wstr; |
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238 | wstr.resize(wlen); |
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239 | utf8::utf8to16(utf8str.c_str(),utf8str.c_str()+utf8str.size(),&wstr[0]); |
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240 | wstr.resize(len); |
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241 | char* oend = utf8::utf16to8(wstr.c_str(),wstr.c_str()+wstr.size(),&utf8str[0]); |
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242 | utf8str.resize(oend-(&utf8str[0])); // remove unused tail |
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243 | } |
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244 | catch(std::exception) |
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245 | { |
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246 | utf8str = ""; |
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247 | } |
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248 | } |
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249 | |
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250 | bool Utf8toWStr(char const* utf8str, size_t csize, wchar_t* wstr, size_t& wsize) |
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251 | { |
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252 | try |
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253 | { |
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254 | size_t len = utf8::distance(utf8str,utf8str+csize); |
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255 | if(len > wsize) |
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256 | { |
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257 | wsize = 0; |
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258 | wstr = L""; |
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259 | return false; |
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260 | } |
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261 | |
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262 | wsize = len; |
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263 | utf8::utf8to16(utf8str,utf8str+csize,wstr); |
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264 | wstr[len] = L'\0'; |
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265 | } |
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266 | catch(std::exception) |
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267 | { |
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268 | wsize = 0; |
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269 | wstr = L""; |
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270 | return false; |
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271 | } |
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272 | |
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273 | return true; |
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274 | } |
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275 | |
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276 | bool Utf8toWStr(std::string utf8str, std::wstring& wstr) |
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277 | { |
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278 | try |
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279 | { |
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280 | size_t len = utf8::distance(utf8str.c_str(),utf8str.c_str()+utf8str.size()); |
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281 | wstr.resize(len); |
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282 | |
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283 | utf8::utf8to16(utf8str.c_str(),utf8str.c_str()+utf8str.size(),&wstr[0]); |
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284 | } |
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285 | catch(std::exception) |
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286 | { |
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287 | wstr = L""; |
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288 | return false; |
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289 | } |
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290 | |
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291 | return true; |
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292 | } |
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293 | |
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294 | bool WStrToUtf8(wchar_t* wstr, size_t size, std::string& utf8str) |
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295 | { |
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296 | try |
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297 | { |
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298 | std::string utf8str2; |
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299 | utf8str2.resize(size*4); // allocate for most long case |
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300 | |
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301 | char* oend = utf8::utf16to8(wstr,wstr+size,&utf8str2[0]); |
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302 | utf8str2.resize(oend-(&utf8str2[0])); // remove unused tail |
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303 | utf8str = utf8str2; |
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304 | } |
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305 | catch(std::exception) |
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306 | { |
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307 | utf8str = ""; |
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308 | return false; |
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309 | } |
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310 | |
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311 | return true; |
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312 | } |
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313 | |
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314 | bool WStrToUtf8(std::wstring wstr, std::string& utf8str) |
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315 | { |
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316 | try |
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317 | { |
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318 | std::string utf8str2; |
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319 | utf8str2.resize(wstr.size()*4); // allocate for most long case |
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320 | |
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321 | char* oend = utf8::utf16to8(wstr.c_str(),wstr.c_str()+wstr.size(),&utf8str2[0]); |
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322 | utf8str2.resize(oend-(&utf8str2[0])); // remove unused tail |
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323 | utf8str = utf8str2; |
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324 | } |
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325 | catch(std::exception) |
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326 | { |
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327 | utf8str = ""; |
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328 | return false; |
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329 | } |
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330 | |
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331 | return true; |
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332 | } |
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333 | |
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334 | typedef wchar_t const* const* wstrlist; |
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335 | |
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336 | std::wstring GetMainPartOfName(std::wstring wname, uint32 declension) |
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337 | { |
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338 | // supported only Cyrillic cases |
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339 | if(wname.size() < 1 || !isCyrillicCharacter(wname[0]) || declension > 5) |
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340 | return wname; |
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341 | |
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342 | // Important: end length must be <= MAX_INTERNAL_PLAYER_NAME-MAX_PLAYER_NAME (3 currently) |
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343 | |
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344 | static wchar_t const a_End[] = { wchar_t(1), wchar_t(0x0430),wchar_t(0x0000)}; |
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345 | static wchar_t const o_End[] = { wchar_t(1), wchar_t(0x043E),wchar_t(0x0000)}; |
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346 | static wchar_t const ya_End[] = { wchar_t(1), wchar_t(0x044F),wchar_t(0x0000)}; |
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347 | static wchar_t const ie_End[] = { wchar_t(1), wchar_t(0x0435),wchar_t(0x0000)}; |
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348 | static wchar_t const i_End[] = { wchar_t(1), wchar_t(0x0438),wchar_t(0x0000)}; |
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349 | static wchar_t const yeru_End[] = { wchar_t(1), wchar_t(0x044B),wchar_t(0x0000)}; |
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350 | static wchar_t const u_End[] = { wchar_t(1), wchar_t(0x0443),wchar_t(0x0000)}; |
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351 | static wchar_t const yu_End[] = { wchar_t(1), wchar_t(0x044E),wchar_t(0x0000)}; |
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352 | static wchar_t const oj_End[] = { wchar_t(2), wchar_t(0x043E),wchar_t(0x0439),wchar_t(0x0000)}; |
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353 | static wchar_t const ie_j_End[] = { wchar_t(2), wchar_t(0x0435),wchar_t(0x0439),wchar_t(0x0000)}; |
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354 | static wchar_t const io_j_End[] = { wchar_t(2), wchar_t(0x0451),wchar_t(0x0439),wchar_t(0x0000)}; |
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355 | static wchar_t const o_m_End[] = { wchar_t(2), wchar_t(0x043E),wchar_t(0x043C),wchar_t(0x0000)}; |
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356 | static wchar_t const io_m_End[] = { wchar_t(2), wchar_t(0x0451),wchar_t(0x043C),wchar_t(0x0000)}; |
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357 | static wchar_t const ie_m_End[] = { wchar_t(2), wchar_t(0x0435),wchar_t(0x043C),wchar_t(0x0000)}; |
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358 | static wchar_t const soft_End[] = { wchar_t(1), wchar_t(0x044C),wchar_t(0x0000)}; |
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359 | static wchar_t const j_End[] = { wchar_t(1), wchar_t(0x0439),wchar_t(0x0000)}; |
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360 | |
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361 | static wchar_t const* const dropEnds[6][8] = { |
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362 | { &a_End[1], &o_End[1], &ya_End[1], &ie_End[1], &soft_End[1], &j_End[1], NULL, NULL }, |
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363 | { &a_End[1], &ya_End[1], &yeru_End[1], &i_End[1], NULL, NULL, NULL, NULL }, |
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364 | { &ie_End[1], &u_End[1], &yu_End[1], &i_End[1], NULL, NULL, NULL, NULL }, |
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365 | { &u_End[1], &yu_End[1], &o_End[1], &ie_End[1], &soft_End[1], &ya_End[1], &a_End[1], NULL }, |
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366 | { &oj_End[1], &io_j_End[1], &ie_j_End[1], &o_m_End[1], &io_m_End[1], &ie_m_End[1], &yu_End[1], NULL }, |
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367 | { &ie_End[1], &i_End[1], NULL, NULL, NULL, NULL, NULL, NULL } |
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368 | }; |
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369 | |
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370 | for(wchar_t const * const* itr = &dropEnds[declension][0]; *itr; ++itr) |
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371 | { |
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372 | size_t len = size_t((*itr)[-1]); // get length from string size field |
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373 | |
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374 | if(wname.substr(wname.size()-len,len)==*itr) |
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375 | return wname.substr(0,wname.size()-len); |
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376 | } |
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377 | |
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378 | return wname; |
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379 | } |
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380 | |
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381 | bool utf8ToConsole(std::string utf8str, std::string& conStr) |
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382 | { |
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383 | #if PLATFORM == PLATFORM_WINDOWS |
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384 | std::wstring wstr; |
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385 | if(!Utf8toWStr(utf8str,wstr)) |
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386 | return false; |
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387 | |
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388 | conStr.resize(wstr.size()); |
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389 | CharToOemBuffW(&wstr[0],&conStr[0],wstr.size()); |
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390 | #else |
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391 | // not implemented yet |
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392 | conStr = utf8str; |
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393 | #endif |
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394 | |
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395 | return true; |
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396 | } |
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397 | |
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398 | bool consoleToUtf8(std::string conStr,std::string& utf8str) |
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399 | { |
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400 | #if PLATFORM == PLATFORM_WINDOWS |
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401 | std::wstring wstr; |
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402 | wstr.resize(conStr.size()); |
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403 | OemToCharBuffW(&conStr[0],&wstr[0],conStr.size()); |
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404 | |
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405 | return WStrToUtf8(wstr,utf8str); |
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406 | #else |
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407 | // not implemented yet |
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408 | utf8str = conStr; |
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409 | return true; |
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410 | #endif |
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411 | } |
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412 | |
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413 | bool Utf8FitTo(std::string str, std::wstring search) |
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414 | { |
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415 | std::wstring temp; |
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416 | |
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417 | if(!Utf8toWStr(str,temp)) |
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418 | return false; |
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419 | |
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420 | // converting to lower case |
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421 | wstrToLower( temp ); |
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422 | |
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423 | if(temp.find(search) == std::wstring::npos) |
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424 | return false; |
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425 | |
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426 | return true; |
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427 | } |
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