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pip/pistring.h
2013-03-18 12:07:44 +04:00

314 lines
19 KiB
C++

/*
PIP - Platform Independent Primitives
String
Copyright (C) 2013 Ivan Pelipenko peri4ko@gmail.com
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 3 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, see <http://www.gnu.org/licenses/>.
*/
#ifndef PISTRING_H
#define PISTRING_H
#include "pibytearray.h"
#include "pichar.h"
#include "math.h"
class PIStringList;
class PIString: public PIVector<PIChar>
{
public:
PIString() {piMonitor.strings++; piMonitor.containers--;}
//inline PIString & operator +=(const char c) {push_back(c); return *this;}
PIString & operator +=(const PIChar c) {push_back(c); return *this;}
PIString & operator +=(const char * str);
PIString & operator +=(const wchar_t * str);
PIString & operator +=(const string & str) {appendFromChars(str.c_str(), str.length()); return *this;}
PIString & operator +=(const PIByteArray & ba) {appendFromChars((const char * )ba.data(), ba.size_s()); return *this;}
PIString & operator +=(const PIString & str);
#ifdef HAS_LOCALE
PIString & operator +=(const wstring & str);
#endif
//PIString(const char c) {*this += c;}
PIString(const PIChar c) {reserve(256); piMonitor.strings++; piMonitor.containers--; *this += c;}
PIString(const char * str) {reserve(256); piMonitor.strings++; piMonitor.containers--; *this += str;}
PIString(const wchar_t * str) {reserve(256); piMonitor.strings++; piMonitor.containers--; *this += str;}
PIString(const string & str) {reserve(256); piMonitor.strings++; piMonitor.containers--; *this += str;}
#ifdef HAS_LOCALE
PIString(const wstring & str) {reserve(256); piMonitor.strings++; piMonitor.containers--; *this += str;}
#endif
PIString(const PIByteArray & ba) {reserve(256); piMonitor.strings++; piMonitor.containers--; *this += ba;}
PIString(const char * str, const int len) {reserve(256); piMonitor.strings++; piMonitor.containers--; *this += string(str, len);}
PIString(const int len, const char c) {reserve(256); piMonitor.strings++; piMonitor.containers--; for (int i = 0; i < len; ++i) push_back(c);}
PIString(const int len, const PIChar & c) {reserve(256); piMonitor.strings++; piMonitor.containers--; for (int i = 0; i < len; ++i) push_back(c);}
PIString(const PIString & str) {reserve(256); piMonitor.strings++; piMonitor.containers--; *this += str;}
~PIString() {piMonitor.strings--; piMonitor.containers++;}
operator const char*() {return data();}
operator const string() {if (size() == 0) return string(); string s; for (int i = 0; i < length(); ++i) s.push_back(at(i).toAscii()); return s;}
PIChar operator [](const int pos) const {return at(pos);}
PIChar & operator [](const int pos) {return at(pos);}
bool operator ==(const PIString & str) const;
bool operator ==(const PIChar c) const {return *this == PIString(c);}
//inline bool operator ==(const char c) const {return *this == PIString(c);}
bool operator ==(const char * str) const {return *this == PIString(str);}
bool operator ==(const string & str) const {return *this == PIString(str);}
bool operator !=(const PIString & str) const;
bool operator !=(const PIChar c) const {return *this != PIString(c);}
//inline bool operator !=(const char c) const {return *this != PIString(c);}
bool operator !=(const char * str) const {return *this != PIString(str);}
bool operator !=(const string & str) const {return *this != PIString(str);}
bool operator <(const PIString & str) const;
bool operator <(const PIChar c) const {return *this < PIString(c);}
//inline bool operator <(const char c) const {return *this < PIString(c);}
bool operator <(const char * str) const {return *this < PIString(str);}
bool operator <(const string & str) const {return *this < PIString(str);}
bool operator >(const PIString & str) const;
bool operator >(const PIChar c) const {return *this > PIString(c);}
//inline bool operator >(const char c) const {return *this > PIString(c);}
bool operator >(const char * str) const {return *this > PIString(str);}
bool operator >(const string & str) const {return *this > PIString(str);}
bool operator <=(const PIString & str) const {return !(*this > str);}
bool operator <=(const PIChar c) const {return *this <= PIString(c);}
//inline bool operator <=(const char c) const {return *this <= PIString(c);}
bool operator <=(const char * str) const {return *this <= PIString(str);}
bool operator <=(const string & str) const {return *this <= PIString(str);}
bool operator >=(const PIString & str) const {return !(*this < str);}
bool operator >=(const PIChar c) const {return *this >= PIString(c);}
//inline bool operator >=(const char c) const {return *this >= PIString(c);}
bool operator >=(const char * str) const {return *this >= PIString(str);}
bool operator >=(const string & str) const {return *this >= PIString(str);}
PIString & operator <<(const PIString & str) {*this += str; return *this;}
//inline PIString & operator <<(const char c) {*this += c; return *this;}
PIString & operator <<(const PIChar c) {*this += c; return *this;}
PIString & operator <<(const char * str) {*this += str; return *this;}
PIString & operator <<(const wchar_t * str) {*this += str; return *this;}
PIString & operator <<(const string & str) {*this += str; return *this;}
PIString & operator <<(const int & num) {*this += PIString::fromNumber(num); return *this;}
PIString & operator <<(const short & num) {*this += PIString::fromNumber(num); return *this;}
PIString & operator <<(const long & num) {*this += PIString::fromNumber(num); return *this;}
PIString & operator <<(const float & num) {*this += PIString::fromNumber(num); return *this;}
PIString & operator <<(const double & num) {*this += PIString::fromNumber(num); return *this;}
PIString mid(const int start, const int len = -1) const;
PIString left(const int len) const {return len <= 0 ? PIString() : mid(0, len);}
PIString right(const int len) const {return len <= 0 ? PIString() : mid(size() - len, len);}
PIString & cutMid(const int start, const int len);
PIString & cutLeft(const int len) {return len <= 0 ? *this : cutMid(0, len);}
PIString & cutRight(const int len) {return len <= 0 ? *this : cutMid(size() - len, len);}
PIString & trim();
PIString trimmed() const;
PIString & replace(const int from, const int count, const PIString & with);
PIString replaced(const int from, const int count, const PIString & with) const {PIString str(*this); str.replace(from, count, with); return str;}
PIString & replace(const PIString & what, const PIString & with, bool * ok = 0);
PIString replaced(const PIString & what, const PIString & with, bool * ok = 0) const {PIString str(*this); str.replace(what, with, ok); return str;}
PIString & replaceAll(const PIString & what, const PIString & with);
PIString replaceAll(const PIString & what, const PIString & with) const {PIString str(*this); str.replaceAll(what, with); return str;}
PIString & insert(const int index, const PIChar & c) {PIVector<PIChar>::insert(index, c); return *this;}
PIString & insert(const int index, const char & c) {return insert(index, PIChar(c));}
PIString & insert(const int index, const PIString & str);
PIString & insert(const int index, const char * c) {return insert(index, PIString(c));}
PIString & expandRightTo(const int len, const PIChar & c) {if (len > length()) resize(len, c); return *this;}
PIString & expandLeftTo(const int len, const PIChar & c) {if (len > length()) insert(0, PIString(len - length(), c)); return *this;}
PIString & reverse() {PIString str(*this); clear(); piForeachR (const PIChar & c, str) push_back(c); return *this;}
PIString reversed() const {PIString str(*this); str.reverse(); return str;}
//const char * data() {return convertToStd().c_str();}
int lengthAscii() const;
const char * data() const;
const string stdString() const {return convertToStd();}
#ifdef HAS_LOCALE
wstring stdWString() const {return convertToWString();}
#endif
PIByteArray toByteArray() const {const char * d = data(); return PIByteArray(d, lengthAscii());}
PIStringList split(const PIString & delim) const;
PIString toUpperCase() const;
PIString toLowerCase() const;
#ifdef HAS_LOCALE
PIString toNativeDecimalPoints() const {PIString s(*this); if (currentLocale == 0) return s; return s.replaceAll(".", currentLocale->decimal_point);}
#else
PIString toNativeDecimalPoints() const {PIString s(*this); return s;}
#endif
int find(const char str, const int start = 0) const;
int find(const PIString str, const int start = 0) const;
int find(const char * str, const int start = 0) const {return find(PIString(str), start);}
int find(const string str, const int start = 0) const {return find(PIString(str), start);}
int findLast(const char str, const int start = 0) const;
int findLast(const PIString str, const int start = 0) const;
int findLast(const char * str, const int start = 0) const {return findLast(PIString(str), start);}
int findLast(const string str, const int start = 0) const {return findLast(PIString(str), start);}
int length() const {return size();}
bool isEmpty() const {return (size() == 0 || *this == "");}
bool toBool() const {PIString s(*this); if (atof(s.toNativeDecimalPoints().data()) > 0. || s.trimmed().toLowerCase() == "true" || s.trimmed().toLowerCase() == "on") return true; return false;}
char toChar() const;
short toShort(int base = -1, bool * ok = 0) const {return short(toNumberBase(*this, base, ok));}
ushort toUShort(int base = -1, bool * ok = 0) const {return ushort(toNumberBase(*this, base, ok));}
int toInt(int base = -1, bool * ok = 0) const {return int(toNumberBase(*this, base, ok));}
uint toUInt(int base = -1, bool * ok = 0) const {return uint(toNumberBase(*this, base, ok));}
long toLong(int base = -1, bool * ok = 0) const {return long(toNumberBase(*this, base, ok));}
ulong toULong(int base = -1, bool * ok = 0) const {return ulong(toNumberBase(*this, base, ok));}
llong toLLong(int base = -1, bool * ok = 0) const {return toNumberBase(*this, base, ok);}
ullong toULLong(int base = -1, bool * ok = 0) const {return ullong(toNumberBase(*this, base, ok));}
float toFloat() const {PIString s(*this); return (float)atof(s.toNativeDecimalPoints().data());}
double toDouble() const {PIString s(*this); return atof(s.toNativeDecimalPoints().data());}
ldouble toLDouble() const {PIString s(*this); return atof(s.toNativeDecimalPoints().data());}
//inline PIString & setNumber(const char value) {clear(); *this += itos(value); return *this;}
PIString & setNumber(const short value, int base = 10, bool * ok = 0) {clear(); *this += PIString::fromNumber(value, base, ok); return *this;}
PIString & setNumber(const ushort value, int base = 10, bool * ok = 0) {clear(); *this += PIString::fromNumber(value, base, ok); return *this;}
PIString & setNumber(const int value, int base = 10, bool * ok = 0) {clear(); *this += PIString::fromNumber(value, base, ok); return *this;}
PIString & setNumber(const uint value, int base = 10, bool * ok = 0) {clear(); *this += PIString::fromNumber(value, base, ok); return *this;}
PIString & setNumber(const long value, int base = 10, bool * ok = 0) {clear(); *this += PIString::fromNumber(value, base, ok); return *this;}
PIString & setNumber(const ulong value, int base = 10, bool * ok = 0) {clear(); *this += PIString::fromNumber(value, base, ok); return *this;}
PIString & setNumber(const llong value, int base = 10, bool * ok = 0) {clear(); *this += PIString::fromNumber(value, base, ok); return *this;}
PIString & setNumber(const ullong value, int base = 10, bool * ok = 0) {clear(); *this += PIString::fromNumber(value, base, ok); return *this;}
PIString & setNumber(const float value) {clear(); *this += ftos(value); return *this;}
PIString & setNumber(const double value) {clear(); *this += dtos(value); return *this;}
PIString & setNumber(const ldouble value) {clear(); *this += dtos(value); return *this;}
PIString & setReadableSize(long bytes);
//inline static PIString fromNumber(const char value) {return PIString(itos(value));}
static PIString fromNumber(const short value, int base = 10, bool * ok = 0) {return fromNumberBase(llong(value), base, ok);}
static PIString fromNumber(const ushort value, int base = 10, bool * ok = 0) {return fromNumberBase(llong(value), base, ok);}
static PIString fromNumber(const int value, int base = 10, bool * ok = 0) {return fromNumberBase(llong(value), base, ok);}
static PIString fromNumber(const uint value, int base = 10, bool * ok = 0) {return fromNumberBase(llong(value), base, ok);}
static PIString fromNumber(const long value, int base = 10, bool * ok = 0) {return fromNumberBase(llong(value), base, ok);}
static PIString fromNumber(const ulong value, int base = 10, bool * ok = 0) {return fromNumberBase(llong(value), base, ok);}
static PIString fromNumber(const llong value, int base = 10, bool * ok = 0) {return fromNumberBase(value, base, ok);}
static PIString fromNumber(const ullong value, int base = 10, bool * ok = 0) {return fromNumberBase(llong(value), base, ok);}
static PIString fromNumber(const float value) {return PIString(ftos(value));}
static PIString fromNumber(const double value) {return PIString(dtos(value));}
static PIString fromNumber(const ldouble value) {return PIString(dtos(value));}
static PIString fromBool(const bool value) {return PIString(value ? "true" : "false");}
static PIString readableSize(long bytes) {PIString s; s.setReadableSize(bytes); return s;}
private:
static const char toBaseN[];
static const int fromBaseN[];
static PIString fromNumberBase(const llong value, int base = 10, bool * ok = 0) {
if (base < 2 || base > 40) {if (ok != 0) *ok = false; return PIString();}
if (ok != 0) *ok = true;
if (base == 10) return itos(value);
PIString ret;
llong v = value < 0 ? -value : value, cn, b = base;
while (v >= base) {
cn = v % b;
v /= b;
//cout << int(cn) << ", " << int(v) << endl;
ret.push_front(PIChar(toBaseN[cn]));
}
if (v > 0) ret.push_front(PIChar(toBaseN[v]));
if (value < 0) ret.push_front('-');
return ret;
}
static llong toNumberBase(const PIString & value, int base = -1, bool * ok = 0) {
PIString v = value.trimmed();
if (base < 0) {
int ind = v.find("0x");
if (ind == 0 || ind == 1) {v.remove(ind, 2); base = 16;}
else base = 10;
} else
if (base < 2 || base > 40) {if (ok != 0) *ok = false; return 0;}
v.reverse();
if (ok != 0) *ok = true;
llong ret = 0, m = 1;
int cs;
piForeachC (PIChar & i, v) {
if (i == PIChar('-')) {ret = -ret; continue;}
//cout << i << ", " << fromBaseN[int(i.toAscii())] << ", " << m << endl;
cs = fromBaseN[int(i.toAscii())];
if (cs < 0 || cs >= base) break;
ret += cs * m;
m *= base;
}
return ret;
}
void appendFromChars(const char * c, int s);
string convertToStd() const;
#ifdef HAS_LOCALE
wstring convertToWString() const {wstring s; for (int i = 0; i < length(); ++i) s.push_back(at(i).toWChar()); return s;}
#endif
PIByteArray data_;
//string std_string;
//wstring std_wstring;
};
inline std::ostream & operator <<(std::ostream & s, const PIString & v) {for (int i = 0; i < v.length(); ++i) s << v[i]; return s;}
inline std::istream & operator >>(std::istream & s, PIString & v) {string ss; s >> ss; v << PIString(ss); return s;}
inline PIByteArray & operator <<(PIByteArray & s, const PIString & v) {s << v.size_s(); for (int i = 0; i < v.length(); ++i) s << v[i]; return s;}
inline PIByteArray & operator >>(PIByteArray & s, PIString & v) {int sz; s >> sz; v.resize(sz); for (int i = 0; i < sz; ++i) s >> v[i]; return s;}
inline PIString operator +(const PIString & str, const PIString & f) {PIString s(str); s += f; return s;}
//inline PIString operator +(const PIString & f, const char c) {PIString s(f); s.push_back(c); return s;}
inline PIString operator +(const PIString & f, const char * str) {PIString s(f); s += str; return s;}
inline PIString operator +(const PIString & f, const string & str) {PIString s(f); s += str; return s;}
//inline PIString operator +(const char c, const PIString & f) {return PIString(c) + f;}
inline PIString operator +(const char * str, const PIString & f) {return PIString(str) + f;}
inline PIString operator +(const string & str, const PIString & f) {return PIString(str) + f;}
inline char chrUpr(char c);
inline char chrLwr(char c);
class PIStringList: public PIVector<PIString>
{
public:
PIStringList() {;}
PIStringList(const PIString & str) {push_back(str);}
PIStringList(const PIString & s0, const PIString & s1) {push_back(s0); push_back(s1);}
PIStringList(const PIString & s0, const PIString & s1, const PIString & s2) {push_back(s0); push_back(s1); push_back(s2);}
PIStringList(const PIString & s0, const PIString & s1, const PIString & s2, const PIString & s3) {push_back(s0); push_back(s1); push_back(s2); push_back(s3);}
PIString join(const PIString & delim) const {PIString s; for (uint i = 0; i < size(); ++i) {s += at(i); if (i < size() - 1) s += delim;} return s;}
PIStringList & removeStrings(const PIString & value) {for (uint i = 0; i < size(); ++i) {if (at(i) == value) {remove(i); --i;}} return *this;}
PIStringList & remove(uint num) {PIVector<PIString>::remove(num); return *this;}
PIStringList & remove(uint num, uint count) {PIVector<PIString>::remove(num, count); return *this;}
PIStringList & removeDuplicates();
uint contentSize() {uint s = 0; for (uint i = 0; i < size(); ++i) s += at(i).size(); return s;}
PIStringList & operator <<(const PIString & str) {push_back(str); return *this;}
PIStringList & operator <<(const PIStringList & sl) {piForeachC (PIString & i, sl) push_back(i); return *this;}
//inline PIStringList & operator <<(const char c) {push_back(PIString(c)); return *this;}
PIStringList & operator <<(const char * str) {push_back(PIString(str)); return *this;}
PIStringList & operator <<(const string & str) {push_back(str); return *this;}
PIStringList & operator <<(const int & num) {push_back(PIString::fromNumber(num)); return *this;}
PIStringList & operator <<(const short & num) {push_back(PIString::fromNumber(num)); return *this;}
PIStringList & operator <<(const long & num) {push_back(PIString::fromNumber(num)); return *this;}
PIStringList & operator <<(const float & num) {push_back(PIString::fromNumber(num)); return *this;}
PIStringList & operator <<(const double & num) {push_back(PIString::fromNumber(num)); return *this;}
};
inline std::ostream & operator <<(std::ostream & s, const PIStringList & v) {s << "{"; for (uint i = 0; i < v.size(); ++i) {s << '\"' << v[i] << '\"'; if (i < v.size() - 1) s << ", ";} s << "}"; return s;}
#endif // PISTRING_H