stringutils.cpp

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/*
 * The ManaPlus Client
 * Copyright (C) 2007-2009 The Mana World Development Team
 * Copyright (C) 2009-2010 The Mana Developers
 * Copyright (C) 2011-2019 The ManaPlus Developers
 * Copyright (C) 2019-2021 Andrei Karas
 *
 * This file is part of The ManaPlus Client.
 *
 * 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
 * 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, see <http://www.gnu.org/licenses/>.
 */
 
#include "utils/stringutils.h"
 
#include "const/utils/utf8.h"
 
#ifdef DYECMD
#include "utils/cast.h"
#else // DYECMD
#include "resources/iteminfo.h"
#include "resources/db/itemdb.h"
#endif // DYECMD
 
#include "utils/gettext.h"
#include "utils/foreach.h"
 
#include <algorithm>
#include <sstream>
 
#ifdef WIN32
#include <sys/time.h>
#endif // WIN32
 
#include "debug.h"
 
std::string &trim(std::string &str)
{
 size_t pos = str.find_last_not_of(' ');
 if (pos != std::string::npos)
 {
 str.erase(pos + 1);
 pos = str.find_first_not_of(' ');
 
 if (pos != std::string::npos)
 str.erase(0, pos);
 }
 else
 {
 // There is nothing else but whitespace in the string
 str.clear();
 }
 return str;
}
 
std::string &toLower(std::string &str)
{
 std::transform(str.begin(), str.end(), str.begin(), &tolower);
 return str;
}
 
std::string &toUpper(std::string &str)
{
 std::transform(str.begin(), str.end(), str.begin(), &toupper);
 return str;
}
 
unsigned int atox(const std::string &str)
{
 unsigned int value = 0;
 if (sscanf(str.c_str(), "0x%06x", &value) != 0)
 return value;
 return 0;
}
 
const char *ipToString(const uint32_t address)
{
 static char asciiIP[18];
 
 snprintf(asciiIP, sizeof(asciiIP), "%i.%i.%i.%i",
 CAST_U8(address),
 CAST_U8(address >> 8),
 CAST_U8(address >> 16),
 CAST_U8(address >> 24));
 asciiIP[17] = 0;
 
 return asciiIP;
}
 
std::string strprintf(const char *const format, ...)
{
 char buf[257];
 va_list args;
 va_start(args, format);
 size_t nb = vsnprintf(buf, 256, format, args);
 buf[256] = 0;
 va_end(args);
 if (nb < 256)
 return buf;
 
 // The static size was not big enough, try again with a dynamic allocation.
 ++nb;
 char *buf2 = new char[nb];
 va_start(args, format);
 vsnprintf(buf2, nb, format, args);
 va_end(args);
 std::string res(buf2);
 delete [] buf2;
 return res;
}
 
std::string removeColors(std::string msg)
{
 for (unsigned int f = 0; f < msg.length() - 2 && msg.length() > 2; f++)
 {
 while (msg.length() > f + 2 && msg.at(f) == '#'
 && msg.at(f + 1) == '#')
 {
 msg = msg.erase(f, 3);
 }
 }
 return msg;
}
 
int compareStrI(const std::string &a, const std::string &b)
{
 std::string::const_iterator itA = a.begin();
 const std::string::const_iterator endA = a.end();
 std::string::const_iterator itB = b.begin();
 const std::string::const_iterator endB = b.end();
 
 for (; itA < endA && itB < endB; ++itA, ++itB)
 {
 const int comp = tolower(*itA) - tolower(*itB);
 if (comp != 0)
 return comp;
 }
 
 // Check string lengths
 if (itA == endA && itB == endB)
 return 0;
 else if (itA == endA)
 return -1;
 else
 return 1;
}
 
const std::string findSameSubstring(const std::string &restrict str1,
 const std::string &restrict str2)
{
 const int minLength = str1.length() > str2.length()
 ? CAST_S32(str2.length()) : CAST_S32(str1.length());
 for (int f = 0; f < minLength; f ++)
 {
 if (str1.at(f) != str2.at(f))
 return str1.substr(0, f);
 }
 return str1.substr(0, minLength);
}
 
const std::string findSameSubstringI(const std::string &restrict s1,
 const std::string &restrict s2)
{
 std::string str1 = s1;
 std::string str2 = s2;
 toLower(str1);
 toLower(str2);
 
 const size_t minLength = str1.length() > str2.length()
 ? str2.length() : str1.length();
 for (size_t f = 0; f < minLength; f ++)
 {
 if (str1.at(f) != str2.at(f))
 return s1.substr(0, f);
 }
 return s1.substr(0, minLength);
}
 
size_t findI(std::string str, std::string subStr)
{
 str = toLower(str);
 subStr = toLower(subStr);
 return str.find(subStr);
}
 
size_t findI(std::string text, const StringVect &list)
{
 toLower(text);
 FOR_EACH (StringVectCIter, i, list)
 {
 std::string subStr = *i;
 subStr = toLower(subStr);
 const size_t idx = text.find(subStr);
 if (idx != std::string::npos)
 return idx;
 }
 return std::string::npos;
}
 
size_t findAny(const std::string &restrict text,
 const std::string &restrict chars,
 const size_t pos)
{
 size_t idx = std::string::npos;
 const size_t sz = chars.size();
 for (size_t f = 0; f < sz; f ++)
 {
 const size_t idx2 = text.find(chars[f], pos);
 if (idx2 != std::string::npos && idx2 < idx)
 idx = idx2;
 }
 return idx;
}
 
namespace
{
 unsigned int base = 94;
 unsigned int start = 33;
} // namespace
 
const std::string encodeStr(unsigned int value, const unsigned int size)
{
 std::string buf;
 
 do
 {
 buf += CAST_S8(value % base + start);
 value /= base;
 }
 while (value != 0U);
 
 while (buf.length() < size)
 buf += CAST_S8(start);
 return buf;
}
 
 
unsigned int decodeStr(const std::string &str)
{
 if (str.empty())
 return 0;
 
 int res = str[0] - start;
 int mult = 1;
 for (size_t f = 1; f < str.length(); f ++)
 {
 mult *= base;
 res = res + (str[f] - start) * mult;
 }
 return res;
}
 
std::string extractNameFromSprite(std::string str)
{
 const size_t pos1 = str.rfind('.');
 if (pos1 != std::string::npos)
 {
 size_t pos2 = str.rfind('/');
 const size_t pos3 = str.rfind('\\');
 if (pos3 != std::string::npos)
 {
 if (pos2 == std::string::npos || pos3 > pos2)
 pos2 = pos3;
 }
 if (pos2 == std::string::npos)
 pos2 = CAST_SIZE(-1);
 
 const int size = CAST_S32(pos1) - CAST_S32(pos2) - 1;
 if (size > 0)
 str = str.substr(pos2 + 1, size);
 }
 return str;
}
 
std::string removeSpriteIndex(std::string str)
{
 const size_t pos1 = str.rfind('[');
 
 if (pos1 != std::string::npos)
 {
 size_t pos2 = str.rfind('/');
 const size_t pos3 = str.rfind('\\');
 if (pos3 != std::string::npos)
 {
 if (pos2 == std::string::npos || pos3 > pos2)
 pos2 = pos3;
 }
 if (pos2 == std::string::npos)
 pos2 = CAST_SIZE(-1);
 
 const int size = CAST_S32(pos1) - CAST_S32(pos2) - 1;
 if (size > 0)
 str = str.substr(pos2 + 1, size);
 }
 return str;
}
 
const char* getSafeUtf8String(const std::string &text)
{
 const size_t sz = text.size();
 const size_t size = sz + UTF8_MAX_SIZE;
 char *const buf = new char[size];
 memcpy(buf, text.c_str(), sz);
 memset(buf + sz, 0, UTF8_MAX_SIZE);
 return buf;
}
 
void getSafeUtf8String(std::string text, char *const buf)
{
 if (buf == nullptr)
 return;
 const size_t sz = text.size();
 const size_t size = sz + UTF8_MAX_SIZE;
 if (size > 65500)
 {
 text = text.substr(0, 65500);
 const size_t sz1 = text.size();
 memcpy(buf, text.c_str(), sz1);
 memset(buf + sz1, 0, UTF8_MAX_SIZE);
 }
 else
 {
 memcpy(buf, text.c_str(), sz);
 memset(buf + sz, 0, UTF8_MAX_SIZE);
 }
}
 
std::string getFileName(const std::string &path)
{
 size_t pos1 = path.rfind('/');
 const size_t pos2 = path.rfind('\\');
 if (pos1 == std::string::npos ||
 (pos2 != std::string::npos && pos2 > pos1))
 {
 pos1 = pos2;
 }
 
 if (pos1 == std::string::npos)
 return path;
 return path.substr(pos1 + 1);
}
 
std::string getFileDir(const std::string &path)
{
 size_t pos1 = path.rfind('/');
 const size_t pos2 = path.rfind('\\');
 if (pos1 == std::string::npos ||
 (pos2 != std::string::npos && pos2 > pos1))
 {
 pos1 = pos2;
 }
 
 if (pos1 == std::string::npos)
 return path;
 return path.substr(0, pos1);
}
 
std::string& replaceAll(std::string& context,
 const std::string &restrict from,
 const std::string &restrict to)
{
 if (from.empty())
 return context;
 size_t lookHere = 0;
 size_t foundHere;
 const size_t fromSize = from.size();
 const size_t toSize = to.size();
 while ((foundHere = context.find(from, lookHere)) != std::string::npos)
 {
 context.replace(foundHere, fromSize, to);
 lookHere = foundHere + toSize;
 }
 return context;
}
 
void replaceRecursiveAll(std::string& context,
 const std::string &restrict from,
 const char to)
{
 size_t lookHere = 0;
 size_t foundHere;
 const size_t fromSize = from.size();
 while ((foundHere = context.find(from, lookHere)) != std::string::npos)
 {
 context.replace(foundHere, fromSize, 1, to);
 lookHere = foundHere;
 }
}
 
bool getBoolFromString(const std::string &text)
{
 std::string txt = text;
 toLower(trim(txt));
 if (txt == "true" || txt == "yes" || txt == "on" || txt == "1")
 return true;
 else if (txt == "false" || txt == "no" || txt == "off" || txt == "0")
 return false;
 else
 return static_cast<bool>(atoi(txt.c_str()));
}
 
void replaceSpecialChars(std::string &text)
{
 size_t pos1 = text.find('&');
 while (pos1 != std::string::npos)
 {
 const size_t idx = pos1 + 1;
 const size_t sz = text.size();
 if (idx >= sz)
 break;
 
 size_t f;
 for (f = idx; f < sz; f ++)
 {
 if (text[f] < '0' || text[f] > '9')
 break;
 }
 if (idx + 1 < f && text[f] == ';')
 {
 std::string str(" ");
 str[0] = CAST_S8(atoi(text.substr(
 idx, f - idx).c_str()));
 text = text.substr(0, pos1).append(str).append(text.substr(f + 1));
 pos1 += 1;
 }
 else
 {
 pos1 = f + 1;
 }
 
 pos1 = text.find('&', pos1);
 }
}
 
std::string normalize(const std::string &name)
{
 std::string normalized = name;
 return toLower(trim(normalized));
}
 
void splitToIntSet(std::set<int> &tokens,
 const std::string &text,
 const char separator)
{
 std::stringstream ss(text);
 std::string item;
 while (std::getline(ss, item, separator))
 tokens.insert(atoi(item.c_str()));
}
 
std::list<int> splitToIntList(const std::string &text,
 const char separator)
{
 std::list<int> tokens;
 std::stringstream ss(text);
 std::string item;
 while (std::getline(ss, item, separator))
 tokens.push_back(atoi(item.c_str()));
 
 return tokens;
}
 
std::list<std::string> splitToStringList(const std::string &text,
 const char separator)
{
 std::list<std::string> tokens;
 std::stringstream ss(text);
 std::string item;
 while (std::getline(ss, item, separator))
 tokens.push_back(item);
 
 return tokens;
}
 
void splitToStringVector(StringVect &tokens,
 const std::string &text,
 const char separator)
{
 std::stringstream ss(text);
 std::string item;
 while (std::getline(ss, item, separator))
 {
 item = trim(item);
 if (!item.empty())
 tokens.push_back(item);
 }
}
 
void splitToStringSet(std::set<std::string> &tokens,
 const std::string &text,
 const char separator)
{
 std::stringstream ss(text);
 std::string item;
 while (std::getline(ss, item, separator))
 {
 item = trim(item);
 if (!item.empty())
 tokens.insert(item);
 }
}
 
void splitToIntVector(STD_VECTOR<int> &tokens,
 const std::string &text,
 const char separator)
{
 std::stringstream ss(text);
 std::string item;
 while (std::getline(ss, item, separator))
 {
 item = trim(item);
 if (!item.empty())
 tokens.push_back(atoi(item.c_str()));
 }
}
 
std::string combineDye(std::string file,
 const std::string &dye)
{
 if (dye.empty())
 return file;
 const size_t pos = file.find_last_of('|');
 if (pos != std::string::npos)
 return file.substr(0, pos).append("|").append(dye);
 return file.append("|").append(dye);
}
 
std::string combineDye2(std::string file,
 const std::string &dye)
{
 if (dye.empty())
 return file;
 
 const size_t pos = file.find_last_of('|');
 if (pos != std::string::npos)
 {
 const std::string dye1 = file.substr(pos + 1);
 std::string str;
 file = file.substr(0, pos);
 const std::list<std::string> list1 = splitToStringList(dye1, ';');
 const std::list<std::string> list2 = splitToStringList(dye, ';');
 for (std::list<std::string>::const_iterator it1 = list1.begin(),
 it2 = list2.begin(), it1_end = list1.end(), it2_end = list2.end();
 it1 != it1_end && it2 != it2_end; ++it1, ++it2)
 {
 str.append(*it1).append(":").append(*it2).append(";");
 }
 return file.append("|").append(str);
 }
 return file;
}
 
std::string combineDye3(std::string file,
 const std::string &dye)
{
 if (dye.empty())
 return file;
 
 const size_t pos = file.find_last_of('|');
 if (pos != std::string::npos)
 {
 const std::string dye1 = file.substr(pos + 1);
 std::string str;
 file = file.substr(0, pos);
 const std::list<std::string> list1 = splitToStringList(dye1, ';');
 const std::list<std::string> list2 = splitToStringList(dye, ';');
 for (std::list<std::string>::const_iterator it1 = list1.begin(),
 it2 = list2.begin(), it1_end = list1.end(), it2_end = list2.end();
 it1 != it1_end && it2 != it2_end; ++it1, ++it2)
 {
 str.append(*it1).append(":").append(*it2).append(";");
 }
 return file.append("|").append(str);
 }
 if (file.empty())
 return file;
 return file.append("|").append(dye);
}
 
std::string packList(const std::list<std::string> &list)
{
 std::list<std::string>::const_iterator i = list.begin();
 std::string str;
 while (i != list.end())
 {
 str.append(*i).append("|");
 ++ i;
 }
 const size_t sz = str.size();
 if (sz > 1)
 str = str.substr(0, sz - 1);
 return str;
}
 
std::list<std::string> unpackList(const std::string &str)
{
 return splitToStringList(str, '|');
}
 
std::string stringToHexPath(const std::string &str)
{
 if (str.empty())
 return "";
 
 std::string hex = strprintf("%%%2x/", CAST_U32(str[0]));
 for (unsigned f = 1, fsz = CAST_U32(str.size());
 f < fsz; f ++)
 {
 hex.append(strprintf("%%%2x", CAST_U32(str[f])));
 }
 return hex;
}
 
void deleteCharLeft(std::string &str,
 unsigned *const pos)
{
 if (pos == nullptr)
 return;
 
 while (*pos > 0)
 {
 (*pos)--;
 const int v = str[*pos];
 str.erase(*pos, 1);
 if ((v & 192) != 128)
 break;
 }
}
 
bool findLast(const std::string &restrict str1,
 const std::string &restrict str2)
{
 const size_t s1 = str1.size();
 const size_t s2 = str2.size();
 if (s1 < s2)
 return false;
 if (str1.substr(s1 - s2) == str2)
 return true;
 return false;
}
 
bool findFirst(const std::string &restrict str1,
 const std::string &restrict str2)
{
 const size_t s1 = str1.size();
 const size_t s2 = str2.size();
 if (s1 < s2)
 return false;
 if (str1.substr(0, s2) == str2)
 return true;
 return false;
}
 
bool findCutLast(std::string &restrict str1,
 const std::string &restrict str2)
{
 const size_t s1 = str1.size();
 const size_t s2 = str2.size();
 if (s1 < s2)
 return false;
 if (str1.substr(s1 - s2) == str2)
 {
 str1 = str1.substr(0, s1 - s2);
 return true;
 }
 return false;
}
 
void cutLast(std::string &restrict str1,
 const std::string &restrict str2)
{
 const size_t s1 = str1.size();
 const size_t s2 = str2.size();
 if (s1 < s2)
 return;
 if (str1.substr(s1 - s2) == str2)
 str1 = str1.substr(0, s1 - s2);
}
 
bool findCutFirst(std::string &restrict str1,
 const std::string &restrict str2)
{
 const size_t s1 = str1.size();
 const size_t s2 = str2.size();
 if (s1 < s2)
 return false;
 if (str1.substr(0, s2) == str2)
 {
 str1 = str1.substr(s2);
 return true;
 }
 return false;
}
 
void cutFirst(std::string &restrict str1,
 const std::string &restrict str2)
{
 const size_t s1 = str1.size();
 const size_t s2 = str2.size();
 if (s1 < s2)
 return;
 if (str1.substr(0, s2) == str2)
 str1 = str1.substr(s2);
}
 
std::string &removeProtocol(std::string &url)
{
 const size_t i = url.find("://");
 if (i != std::string::npos)
 url = url.substr(i + 3);
 return url;
}
 
bool strStartWith(const std::string &restrict str1,
 const std::string &restrict str2)
{
 const size_t sz2 = str2.size();
 if (str1.size() < sz2)
 return false;
 return str1.substr(0, sz2) == str2;
}
 
std::string getDateString()
{
 char buffer[80];
 time_t rawtime;
 time(&rawtime);
 const tm *const timeinfo = localtime(&rawtime);
 
 strftime(buffer, 79, "%Y-%m-%d", timeinfo);
 return std::string(buffer);
}
 
std::string getDateTimeString()
{
 char buffer[80];
 time_t rawtime;
 time(&rawtime);
 const tm *const timeinfo = localtime(&rawtime);
 
 strftime(buffer, 79, "%Y-%m-%d %H:%M:%S", timeinfo);
 return std::string(buffer);
}
 
signed char parseBoolean(const std::string &value)
{
 std::string txt = value;
 toLower(trim(txt));
 if (txt == "true" || txt == "yes" || txt == "on" || txt == "1")
 return 1;
 else if (txt == "false" || txt == "no" || txt == "off" || txt == "0")
 return 0;
 else
 return -1;
}
 
std::string encodeLinkText(std::string data)
{
 return replaceAll(data, "|", "\342\235\230");
}
 
std::string decodeLinkText(std::string data)
{
 return replaceAll(data, "\342\235\230", "|");
}
 
std::string toStringPrint(const unsigned int val)
{
 static char str[100];
 snprintf(str, sizeof(str), "%u 0x%x", val, val);
 str[99] = 0;
 return str;
}
 
std::string toString(uint32_t num)
{
 char buf[30];
 buf[29] = '\0';
 size_t idx = 28;
 do
 buf[idx--] = CAST_8((num % 10) + '0');
 while ((num /= 10) != 0);
 return buf + idx + 1;
}
 
std::string toString(uint64_t num)
{
 char buf[100];
 buf[99] = '\0';
 size_t idx = 98;
 do
 buf[idx--] = CAST_8((num % 10) + '0');
 while ((num /= 10) != 0);
 return buf + idx + 1;
}
 
std::string toString(uint16_t num)
{
 char buf[10];
 buf[9] = '\0';
 size_t idx = 8;
 do
 buf[idx--] = CAST_8((num % 10) + '0');
 while ((num /= 10) != 0);
 return buf + idx + 1;
}
 
std::string toString(unsigned char num)
{
 char buf[5];
 buf[4] = '\0';
 size_t idx = 3;
 do
 buf[idx--] = CAST_8((num % 10) + '0');
 while ((num /= 10) != 0);
 return buf + idx + 1;
}
 
std::string toString(int32_t num)
{
 char buf[30];
 bool useSign(false);
 buf[29] = '\0';
 size_t idx = 28;
 
 if (num < 0)
 {
 useSign = true;
 num = -num;
 }
 do
 buf[idx--] = CAST_8((num % 10) + '0');
 while ((num /= 10) != 0);
 if (useSign)
 buf[idx--] = '-';
 return buf + idx + 1;
}
 
std::string toString(const float num)
{
 return strprintf("%f", num);
}
 
std::string toString(const double num)
{
 return strprintf("%f", static_cast<float>(num));
}
 
bool isDigit(const std::string &str)
{
 if (str.empty())
 return false;
 const size_t sz = str.size();
 for (size_t f = 0; f < sz; f ++)
 {
 const char &chr = str[f];
 if (chr < '0' || chr > '9')
 return false;
 }
 return true;
}
 
void secureChatCommand(std::string &str)
{
 if (str[0] == '/' || str[0] == '@' || str[0] == '#')
 str = "_" + str;
}
 
bool parse2Int(const std::string &args,
 int &x,
 int &y)
{
 bool isValid = false;
 size_t pos = args.find(' ');
 if (pos == std::string::npos)
 pos = args.find(',');
 if (pos != std::string::npos)
 {
 if (pos + 1 < args.length())
 {
 x = atoi(args.substr(0, pos).c_str());
 y = atoi(args.substr(pos + 1, args.length()).c_str());
 isValid = true;
 }
 }
 return isValid;
}
 
bool parse2Str(const std::string &args,
 std::string &str1,
 std::string &str2)
{
 bool isValid = false;
 size_t pos = args.find(' ');
 if (pos == std::string::npos)
 pos = args.find(',');
 if (pos != std::string::npos)
 {
 if (pos + 1 < args.length())
 {
 str1 = args.substr(0, pos);
 str2 = args.substr(pos + 1, args.length());
 isValid = true;
 }
 }
 return isValid;
}
 
uint32_t parseNumber(const std::string &str)
{
 uint32_t i = 0;
 int idx = 0;
 if (strStartWith(str, "0x"))
 idx = 2;
 else if (str[0] == 'h' || str[0] == 'x')
 idx = 1;
 if (idx > 0)
 sscanf(str.substr(idx).c_str(), "%10x", &i);
 else
 i = atoi(str.c_str());
 return i;
}
 
std::string removeToken(std::string &str,
 const std::string &token)
{
 const size_t idx = str.find(token);
 if (idx > 0 && idx != std::string::npos)
 str = str.substr(idx + 1);
 else
 str.clear();
 return str;
}
 
std::string timeToStr(const uint32_t time)
{
 char buf[101];
 const time_t tempTime = time;
 tm *const timeInfo = localtime(&tempTime);
 if (strftime(&buf[0], 100, "%Y-%m-%d_%H-%M-%S", timeInfo) != 0U)
 return std::string(buf);
 return "unknown";
}
 
std::string timeDiffToString(int timeDiff)
{
 std::string str;
 
 const int weeks = timeDiff / 60 / 60 / 24 / 7;
 if (weeks > 0)
 {
 // TRANSLATORS: uptime command
 str = strprintf(ngettext(N_("%d week"), N_("%d weeks"),
 weeks), weeks);
 timeDiff -= weeks * 60 * 60 * 24 * 7;
 }
 
 const int days = timeDiff / 60 / 60 / 24;
 if (days > 0)
 {
 if (!str.empty())
 str.append(", ");
 // TRANSLATORS: uptime command
 str.append(strprintf(ngettext(N_("%d day"), N_("%d days"),
 days), days));
 timeDiff -= days * 60 * 60 * 24;
 }
 const int hours = timeDiff / 60 / 60;
 if (hours > 0)
 {
 if (!str.empty())
 str.append(", ");
 // TRANSLATORS: uptime command
 str.append(strprintf(ngettext(N_("%d hour"), N_("%d hours"),
 hours), hours));
 timeDiff -= hours * 60 * 60;
 }
 const int min = timeDiff / 60;
 if (min > 0)
 {
 if (!str.empty())
 str.append(", ");
 // TRANSLATORS: uptime command
 str.append(strprintf(ngettext(N_("%d minute"), N_("%d minutes"),
 min), min));
 timeDiff -= min * 60;
 }
 
 if (timeDiff > 0)
 {
 if (!str.empty())
 str.append(", ");
 // TRANSLATORS: uptime command
 str.append(strprintf(ngettext(N_("%d second"), N_("%d seconds"),
 timeDiff), timeDiff));
 }
 if (str.empty())
 {
 // TRANSLATORS: uptime command
 str.append(strprintf(ngettext(N_("%d second"), N_("%d seconds"),
 0), 0));
 }
 return str;
}
 
std::string escapeString(std::string str)
{
 replaceAll(str, "\"", "\\\"");
 return "\"" + str + "\"";
}
 
void sanitizePath(std::string &path)
{
#ifdef WIN32
 const char sepStr = '\\';
 const std::string sep2Str = "\\\\";
 const std::string sepWrongStr = "/";
#else
 const char sepStr = '/';
 const std::string sep2Str = "//";
 const std::string sepWrongStr = "\\";
#endif
 replaceRecursiveAll(path, sepWrongStr, sepStr);
 replaceRecursiveAll(path, sep2Str, sepStr);
}
 
std::string pathJoin(std::string str1,
 const std::string &str2)
{
#ifdef WIN32
 const char sep = '\\';
 std::string sepStr = "\\";
#else
 const char sep = '/';
 std::string sepStr = "/";
#endif
 
 if (str1.empty())
 {
 if (str2[0] == sep)
 return str2;
 return sepStr.append(str2);
 }
 const size_t sz1 = str1.size();
 if (str2.empty())
 {
 if (str1[sz1 - 1] == sep)
 return str1;
 return str1.append(sepStr);
 }
 if (str1[sz1 - 1] == sep)
 {
 if (str2[0] == sep)
 return str1.append(str2.substr(1));
 return str1.append(str2);
 }
 else
 {
 if (str2[0] == sep)
 return str1.append(str2);
 return str1.append(sepStr).append(str2);
 }
}
 
std::string pathJoin(std::string str1,
 const std::string &str2,
 const std::string &str3)
{
#ifdef WIN32
 const char sep = '\\';
 std::string sepStr = "\\";
#else
 const char sep = '/';
 std::string sepStr = "/";
#endif
 
 if (str1.empty())
 {
 return pathJoin(str2, str3);
 }
 size_t sz1 = str1.size();
 if (str2.empty())
 {
 return pathJoin(str1, str3);
 }
 if (str3.empty())
 {
 return pathJoin(str1, str2);
 }
 if (str1[sz1 - 1] == sep)
 {
 if (str2[0] == sep)
 str1.append(str2.substr(1));
 else
 str1.append(str2);
 }
 else
 {
 if (str2[0] == sep)
 str1.append(str2);
 else
 str1.append(sepStr).append(str2);
 }
 
 sz1 = str1.size();
 if (str1[sz1 - 1] == sep)
 {
 if (str3[0] == sep)
 return str1.append(str3.substr(1));
 return str1.append(str3);
 }
 else
 {
 if (str3[0] == sep)
 return str1.append(str3);
 return str1.append(sepStr).append(str3);
 }
}
 
std::string urlJoin(std::string str1,
 const std::string &str2)
{
 const char sep = '/';
 std::string sepStr = "/";
 
 if (str1.empty())
 {
 if (str2[0] == sep)
 return str2;
 return sepStr.append(str2);
 }
 const size_t sz1 = str1.size();
 if (str2.empty())
 {
 if (str1[sz1 - 1] == sep)
 return str1;
 return str1.append(sepStr);
 }
 if (str1[sz1 - 1] == sep)
 {
 if (str2[0] == sep)
 return str1.append(str2.substr(1));
 return str1.append(str2);
 }
 else
 {
 if (str2[0] == sep)
 return str1.append(str2);
 return str1.append(sepStr).append(str2);
 }
}
 
size_t rfindSepatator(const std::string &str1)
{
 const size_t idx1 = str1.rfind('/');
 const size_t idx2 = str1.rfind('\\');
 if (idx1 != std::string::npos)
 { // idx1
 if (idx2 != std::string::npos)
 { // idx1, idx2
 if (idx1 >= idx2)
 return idx1;
 else
 return idx2;
 }
 else
 { // idx1, not idx2
 return idx1;
 }
 }
 else
 { // not idx1
 if (idx2 != std::string::npos)
 { // not idx1, idx2
 return idx2;
 }
 else
 { // not idx1, not idx2
 return std::string::npos;
 }
 }
}
 
#ifndef DYECMD
void replaceItemLinks(std::string &msg)
{
 // Check for item link
 size_t start2 = msg.find('[');
 size_t sz = msg.size();
 while (start2 + 1 < sz &&
 start2 != std::string::npos &&
 msg[start2 + 1] != '@')
 {
 const size_t end = msg.find(']', start2);
 if (start2 + 1 != end &&
 end != std::string::npos)
 {
 // Catch multiple embeds and ignore them
 // so it doesn't crash the client.
 while ((msg.find('[', start2 + 1) != std::string::npos) &&
 (msg.find('[', start2 + 1) < end))
 {
 start2 = msg.find('[', start2 + 1);
 }
 
 if (start2 + 1 < sz &&
 end < sz &&
 end > start2 + 1)
 {
 std::string itemStr = msg.substr(start2 + 1, end - start2 - 1);
 
 StringVect parts;
 splitToStringVector(parts, itemStr, ',');
 if (parts.empty())
 return;
 
 const ItemInfo &itemInfo = ItemDB::get(parts[0]);
 const int itemId = itemInfo.getId();
 if (itemId != 0)
 {
 std::string temp = strprintf("@@%d", itemId);
 std::string name = parts[0];
 msg.erase(start2 + 1, end - start2 - 1);
 parts.erase(parts.begin());
 if (!parts.empty())
 name.clear();
 
 FOR_EACH (StringVectCIter, it, parts)
 {
 std:: string str = *it;
 trim(str);
 const ItemInfo &itemInfo2 = ItemDB::get(str);
 const int cardId = itemInfo2.getId();
 if (cardId != 0)
 temp.append(strprintf(",%d", cardId));
 }
 temp.append("|");
 temp.append(name);
 temp.append("@@");
 msg.insert(start2 + 1, temp);
 sz = msg.size();
 }
 }
 }
 start2 = msg.find('[', start2 + 1);
 }
}
#else // DYECMD
 
void replaceItemLinks(std::string &msg A_UNUSED)
{
}
#endif // DYECMD