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+/*
+ * Copyright (C) 2005-2008 MaNGOS <http://www.mangosproject.org/>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#ifndef _UTIL_H
+#define _UTIL_H
+
+#include "Common.h"
+
+#include <string>
+#include <vector>
+
+typedef std::vector<std::string> Tokens;
+
+Tokens StrSplit(const std::string &src, const std::string &sep);
+
+void stripLineInvisibleChars(std::string &src);
+
+std::string secsToTimeString(uint32 timeInSecs, bool shortText = false, bool hoursOnly = false);
+uint32 TimeStringToSecs(std::string timestring);
+std::string TimeToTimestampStr(time_t t);
+
+inline uint32 secsToTimeBitFields(time_t secs)
+{
+ tm* lt = localtime(&secs);
+ return (lt->tm_year - 100) << 24 | lt->tm_mon << 20 | (lt->tm_mday - 1) << 14 | lt->tm_wday << 11 | lt->tm_hour << 6 | lt->tm_min;
+}
+
+/* Return a random number in the range min..max; (max-min) must be smaller than 32768. */
+MANGOS_DLL_SPEC int32 irand(int32 min, int32 max);
+
+/* Return a random number in the range min..max (inclusive). For reliable results, the difference
+* between max and min should be less than RAND32_MAX. */
+MANGOS_DLL_SPEC uint32 urand(uint32 min, uint32 max);
+
+/* Return a random number in the range 0 .. RAND32_MAX. */
+MANGOS_DLL_SPEC int32 rand32();
+
+/* Return a random double from 0.0 to 1.0 (exclusive). Floats support only 7 valid decimal digits.
+ * A double supports up to 15 valid decimal digits and is used internally (RAND32_MAX has 10 digits).
+ * With an FPU, there is usually no difference in performance between float and double. */
+MANGOS_DLL_SPEC double rand_norm(void);
+
+/* Return a random double from 0.0 to 99.9999999999999. Floats support only 7 valid decimal digits.
+ * A double supports up to 15 valid decimal digits and is used internaly (RAND32_MAX has 10 digits).
+ * With an FPU, there is usually no difference in performance between float and double. */
+MANGOS_DLL_SPEC double rand_chance(void);
+
+/* Return true if a random roll fits in the specified chance (range 0-100). */
+inline bool roll_chance_f(float chance)
+{
+ return chance > rand_chance();
+}
+
+/* Return true if a random roll fits in the specified chance (range 0-100). */
+inline bool roll_chance_i(int chance)
+{
+ return chance > irand(0, 99);
+}
+
+inline void ApplyModUInt32Var(uint32& var, int32 val, bool apply)
+{
+ int32 cur = var;
+ cur += (apply ? val : -val);
+ if(cur < 0)
+ cur = 0;
+ var = cur;
+}
+
+inline void ApplyModFloatVar(float& var, float val, bool apply)
+{
+ var += (apply ? val : -val);
+ if(var < 0)
+ var = 0;
+}
+
+inline void ApplyPercentModFloatVar(float& var, float val, bool apply)
+{
+ if (!apply && val == -100.0f)
+ val = -99.99f;
+ var *= (apply?(100.0f+val)/100.0f : 100.0f / (100.0f+val));
+}
+
+bool Utf8toWStr(std::string utf8str, std::wstring& wstr);
+// in wsize==max size of buffer, out wsize==real string size
+bool Utf8toWStr(char const* utf8str, size_t csize, wchar_t* wstr, size_t& wsize);
+inline bool Utf8toWStr(std::string utf8str, wchar_t* wstr, size_t& wsize)
+{
+ return Utf8toWStr(utf8str.c_str(), utf8str.size(), wstr, wsize);
+}
+
+bool WStrToUtf8(std::wstring wstr, std::string& utf8str);
+// size==real string size
+bool WStrToUtf8(wchar_t* wstr, size_t size, std::string& utf8str);
+
+size_t utf8length(std::string& utf8str); // set string to "" if invalid utf8 sequence
+void utf8truncate(std::string& utf8str,size_t len);
+
+inline bool isBasicLatinCharacter(wchar_t wchar)
+{
+ if(wchar >= L'a' && wchar <= L'z') // LATIN SMALL LETTER A - LATIN SMALL LETTER Z
+ return true;
+ if(wchar >= L'A' && wchar <= L'Z') // LATIN CAPITAL LETTER A - LATIN CAPITAL LETTER Z
+ return true;
+ return false;
+}
+
+inline bool isExtendedLatinCharacter(wchar_t wchar)
+{
+ if(isBasicLatinCharacter(wchar))
+ return true;
+ if(wchar >= 0x00C0 && wchar <= 0x00D6) // LATIN CAPITAL LETTER A WITH GRAVE - LATIN CAPITAL LETTER O WITH DIAERESIS
+ return true;
+ if(wchar >= 0x00D8 && wchar <= 0x00DF) // LATIN CAPITAL LETTER O WITH STROKE - LATIN CAPITAL LETTER THORN
+ return true;
+ if(wchar == 0x00DF) // LATIN SMALL LETTER SHARP S
+ return true;
+ if(wchar >= 0x00E0 && wchar <= 0x00F6) // LATIN SMALL LETTER A WITH GRAVE - LATIN SMALL LETTER O WITH DIAERESIS
+ return true;
+ if(wchar >= 0x00F8 && wchar <= 0x00FE) // LATIN SMALL LETTER O WITH STROKE - LATIN SMALL LETTER THORN
+ return true;
+ if(wchar >= 0x0100 && wchar <= 0x012F) // LATIN CAPITAL LETTER A WITH MACRON - LATIN SMALL LETTER I WITH OGONEK
+ return true;
+ if(wchar == 0x1E9E) // LATIN CAPITAL LETTER SHARP S
+ return true;
+ return false;
+}
+
+inline bool isCyrillicCharacter(wchar_t wchar)
+{
+ if(wchar >= 0x0410 && wchar <= 0x044F) // CYRILLIC CAPITAL LETTER A - CYRILLIC SMALL LETTER YA
+ return true;
+ if(wchar == 0x0401 || wchar == 0x0451) // CYRILLIC CAPITAL LETTER IO, CYRILLIC SMALL LETTER IO
+ return true;
+ return false;
+}
+
+inline bool isEastAsianCharacter(wchar_t wchar)
+{
+ if(wchar >= 0x1100 && wchar <= 0x11F9) // Hangul Jamo
+ return true;
+ if(wchar >= 0x3041 && wchar <= 0x30FF) // Hiragana + Katakana
+ return true;
+ if(wchar >= 0x3131 && wchar <= 0x318E) // Hangul Compatibility Jamo
+ return true;
+ if(wchar >= 0x31F0 && wchar <= 0x31FF) // Katakana Phonetic Ext.
+ return true;
+ if(wchar >= 0x3400 && wchar <= 0x4DB5) // CJK Ideographs Ext. A
+ return true;
+ if(wchar >= 0x4E00 && wchar <= 0x9FC3) // Unified CJK Ideographs
+ return true;
+ if(wchar >= 0xAC00 && wchar <= 0xD7A3) // Hangul Syllables
+ return true;
+ if(wchar >= 0xFF01 && wchar <= 0xFFEE) // Halfwidth forms
+ return true;
+ return false;
+}
+
+inline bool isNumericOrSpace(wchar_t wchar)
+{
+ return (wchar >= L'0' && wchar <=L'9') || wchar == L' ';
+}
+
+inline bool isBasicLatinString(std::wstring wstr, bool numericOrSpace)
+{
+ for(size_t i = 0; i < wstr.size(); ++i)
+ if(!isBasicLatinCharacter(wstr[i]) && (!numericOrSpace || !isNumericOrSpace(wstr[i])))
+ return false;
+ return true;
+}
+
+inline bool isExtendedLatinString(std::wstring wstr, bool numericOrSpace)
+{
+ for(size_t i = 0; i < wstr.size(); ++i)
+ if(!isExtendedLatinCharacter(wstr[i]) && (!numericOrSpace || !isNumericOrSpace(wstr[i])))
+ return false;
+ return true;
+}
+
+inline bool isCyrillicString(std::wstring wstr, bool numericOrSpace)
+{
+ for(size_t i = 0; i < wstr.size(); ++i)
+ if(!isCyrillicCharacter(wstr[i]) && (!numericOrSpace || !isNumericOrSpace(wstr[i])))
+ return false;
+ return true;
+}
+
+inline bool isEastAsianString(std::wstring wstr, bool numericOrSpace)
+{
+ for(size_t i = 0; i < wstr.size(); ++i)
+ if(!isEastAsianCharacter(wstr[i]) && (!numericOrSpace || !isNumericOrSpace(wstr[i])))
+ return false;
+ return true;
+}
+
+inline wchar_t wcharToUpper(wchar_t wchar)
+{
+ if(wchar >= L'a' && wchar <= L'z') // LATIN SMALL LETTER A - LATIN SMALL LETTER Z
+ return wchar_t(uint16(wchar)-0x0020);
+ if(wchar == 0x00DF) // LATIN SMALL LETTER SHARP S
+ return wchar_t(0x1E9E);
+ if(wchar >= 0x00E0 && wchar <= 0x00F6) // LATIN SMALL LETTER A WITH GRAVE - LATIN SMALL LETTER O WITH DIAERESIS
+ return wchar_t(uint16(wchar)-0x0020);
+ if(wchar >= 0x00F8 && wchar <= 0x00FE) // LATIN SMALL LETTER O WITH STROKE - LATIN SMALL LETTER THORN
+ return wchar_t(uint16(wchar)-0x0020);
+ if(wchar >= 0x0101 && wchar <= 0x012F) // LATIN SMALL LETTER A WITH MACRON - LATIN SMALL LETTER I WITH OGONEK (only %2=1)
+ {
+ if(wchar % 2 == 1)
+ return wchar_t(uint16(wchar)-0x0001);
+ }
+ if(wchar >= 0x0430 && wchar <= 0x044F) // CYRILLIC SMALL LETTER A - CYRILLIC SMALL LETTER YA
+ return wchar_t(uint16(wchar)-0x0020);
+ if(wchar == 0x0451) // CYRILLIC SMALL LETTER IO
+ return wchar_t(0x0401);
+
+ return wchar;
+}
+
+inline wchar_t wcharToUpperOnlyLatin(wchar_t wchar)
+{
+ return isBasicLatinCharacter(wchar) ? wcharToUpper(wchar) : wchar;
+}
+
+inline wchar_t wcharToLower(wchar_t wchar)
+{
+ if(wchar >= L'A' && wchar <= L'Z') // LATIN CAPITAL LETTER A - LATIN CAPITAL LETTER Z
+ return wchar_t(uint16(wchar)+0x0020);
+ if(wchar >= 0x00C0 && wchar <= 0x00D6) // LATIN CAPITAL LETTER A WITH GRAVE - LATIN CAPITAL LETTER O WITH DIAERESIS
+ return wchar_t(uint16(wchar)+0x0020);
+ if(wchar >= 0x00D8 && wchar <= 0x00DE) // LATIN CAPITAL LETTER O WITH STROKE - LATIN CAPITAL LETTER THORN
+ return wchar_t(uint16(wchar)+0x0020);
+ if(wchar >= 0x0100 && wchar <= 0x012E) // LATIN CAPITAL LETTER A WITH MACRON - LATIN CAPITAL LETTER I WITH OGONEK (only %2=0)
+ {
+ if(wchar % 2 == 0)
+ return wchar_t(uint16(wchar)+0x0001);
+ }
+ if(wchar == 0x1E9E) // LATIN CAPITAL LETTER SHARP S
+ return wchar_t(0x00DF);
+ if(wchar == 0x0401) // CYRILLIC CAPITAL LETTER IO
+ return wchar_t(0x0451);
+ if(wchar >= 0x0410 && wchar <= 0x042F) // CYRILLIC CAPITAL LETTER A - CYRILLIC CAPITAL LETTER YA
+ return wchar_t(uint16(wchar)+0x0020);
+
+ return wchar;
+}
+
+inline void wstrToUpper(std::wstring& str)
+{
+ std::transform( str.begin(), str.end(), str.begin(), wcharToUpper );
+}
+
+inline void wstrToLower(std::wstring& str)
+{
+ std::transform( str.begin(), str.end(), str.begin(), wcharToLower );
+}
+
+std::wstring GetMainPartOfName(std::wstring wname, uint32 declension);
+
+bool utf8ToConsole(std::string utf8str, std::string& conStr);
+bool consoleToUtf8(std::string conStr,std::string& utf8str);
+bool Utf8FitTo(std::string str, std::wstring search);
+
+#if PLATFORM == PLATFORM_WINDOWS
+#define UTF8PRINTF(OUT,FRM,RESERR) \
+{ \
+ char temp_buf[6000]; \
+ va_list ap; \
+ va_start(ap, FRM); \
+ size_t temp_len = vsnprintf(temp_buf,6000,FRM,ap); \
+ va_end(ap); \
+ \
+ wchar_t wtemp_buf[6000]; \
+ size_t wtemp_len = 6000-1; \
+ if(!Utf8toWStr(temp_buf,temp_len,wtemp_buf,wtemp_len)) \
+ return RESERR; \
+ CharToOemBuffW(&wtemp_buf[0],&temp_buf[0],wtemp_len+1);\
+ fprintf(OUT,temp_buf); \
+}
+#else
+#define UTF8PRINTF(OUT,FRM,RESERR) \
+{ \
+ va_list ap; \
+ va_start(ap, FRM); \
+ vfprintf(OUT, FRM, ap ); \
+ va_end(ap); \
+}
+#endif
+
+bool IsIPAddress(char const* ipaddress);
+uint32 CreatePIDFile(std::string filename);
+
+#endif