437 lines
9.6 KiB
C++
437 lines
9.6 KiB
C++
/*
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PIP - Platform Independent Primitives
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String
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Copyright (C) 2011 Ivan Pelipenko peri4ko@gmail.com
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "pistring.h"
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void PIString::appendFromChars(const char * c, int s) {
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int sz;
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wchar_t wc;
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for (int i = 0; i < s; ++i) {
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if (/*isascii(c[i])*/c[i] >= 0) {
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push_back(PIChar(c[i]));
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continue;
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}
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sz = mbtowc(&wc, &c[i], 4);
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//cout << sz << endl;
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switch (sz) {
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case 4:
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push_back(PIChar(*(int*)&(c[i])));
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i += 3;
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continue;
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case 3:
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push_back(PIChar(*(int*)&(c[i])));
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back().ch &= 0xFFFFFF;
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i += 2;
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continue;
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case 2:
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push_back(PIChar(*(short * )&(c[i])));
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++i;
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continue;
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default:
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push_back(PIChar(c[i]));
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break;
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}
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}
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}
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PIString & PIString::operator +=(const char * str) {
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int l = 0;
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while (str[l] != '\0') ++l;
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appendFromChars(str, l);
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return *this;
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}
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PIString & PIString::operator +=(const wchar_t * str) {
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//cout << "wc" << endl;
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int l = 0, sz;
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char * c = new char[MB_CUR_MAX];
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while (str[l] != 0) ++l;
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for (int i = 0; i < l; ++i) {
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sz = wctomb(c, str[i]);
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switch (sz) {
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case 4:
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push_back(PIChar(*(int*)c));
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continue;
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case 3:
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push_back(PIChar(*(int*)c));
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back().ch &= 0xFFFFFF;
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continue;
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case 2:
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push_back(PIChar(*(short * )c));
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continue;
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default:
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push_back(PIChar(c[0]));
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break;
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}
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}
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delete c;
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return *this;
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}
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PIString & PIString::operator +=(const wstring & str) {
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uint l = str.size();
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for (uint i = 0; i < l; ++i) push_back(str[i]);
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return *this;
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}
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PIString & PIString::operator +=(const PIString & str) {
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uint l = str.size();
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for (uint i = 0; i < l; ++i) push_back(str[i]);
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return *this;
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}
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bool PIString::operator ==(const PIString & str) const {
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uint l = str.size();
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if (size() != l) return false;
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for (uint i = 0; i < l; ++i)
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if (str[i] != at(i))
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return false;
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return true;
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}
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bool PIString::operator !=(const PIString & str) const {
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uint l = str.size();
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if (size() != l) return true;
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for (uint i = 0; i < l; ++i)
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if (str[i] != at(i))
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return true;
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return false;
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}
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bool PIString::operator <(const PIString & str) const {
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uint l = str.size();
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if (size() < l) return true;
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if (size() > l) return false;
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for (uint i = 0; i < l; ++i) {
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if (str[i] == at(i)) continue;
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if (str[i] < at(i)) return true;
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else return false;
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}
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return false;
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}
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bool PIString::operator >(const PIString & str) const {
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uint l = str.size();
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if (size() < l) return false;
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if (size() > l) return true;
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for (uint i = 0; i < l; ++i) {
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if (str[i] == at(i)) continue;
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if (str[i] < at(i)) return false;
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else return true;
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}
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return false;
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}
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PIString PIString::mid(const int start, const int len) const {
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PIString str;
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int s = start, l = len;
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if (l == 0) return str;
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if (s < 0) {
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l += s;
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s = 0;
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}
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if (l < 0) {
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for (uint i = s; i < size(); ++i)
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str += at(i);
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} else {
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if (l > length() - s)
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l = length() - s;
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for (int i = s; i < s + l; ++i)
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str += at(i);
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}
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return str;
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}
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PIString & PIString::cutMid(const int start, const int len) {
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int s = start, l = len;
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if (l == 0) return *this;
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if (s < 0) {
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l += s;
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s = 0;
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}
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if (l < 0)
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remove(s, size() - s);
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else {
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if (l > length() - s)
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l = length() - s;
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remove(s, l);
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}
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return *this;
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}
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PIString & PIString::trim() {
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int st = 0, fn = 0;
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for (int i = 0; i < length(); ++i)
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if (at(i) != ' ' && at(i) != '\t')
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{st = i; break;}
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for (int i = length() - 1; i >= 0; --i)
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if (at(i) != ' ' && at(i) != '\t')
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{fn = i; break;}
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*this = mid(st, fn - st + 1);
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return *this;
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}
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PIString PIString::trimmed() const {
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int st = 0, fn = 0;
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for (int i = 0; i < length(); ++i)
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if (at(i) != ' ' && at(i) != '\t')
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{st = i; break;}
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for (int i = length() - 1; i >= 0; --i)
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if (at(i) != ' ' && at(i) != '\t')
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{fn = i; break;}
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return mid(st, fn - st + 1);
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}
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PIString & PIString::replace(int from, int count, const PIString & with) {
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if (count < length() - from) remove(from, count);
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else remove(from, length() - from);
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uint c = with.length();
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for (uint i = 0; i < c; ++i) insert(from + i, with[i]);
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return *this;
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}
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PIString & PIString::replace(const PIString & what, const PIString & with, bool * ok) {
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if (what.isEmpty()) {
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if (ok != 0) *ok = false;
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return *this;
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}
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int s = find(what);
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if (s >= 0) replace(s, what.length(), with);
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if (ok != 0) *ok = (s >= 0);
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return *this;
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}
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PIString & PIString::replaceAll(const PIString & what, const PIString & with) {
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if (what.isEmpty()) return *this;
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bool ok = true;
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while (ok) replace(what, with, &ok);
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return *this;
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}
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PIString & PIString::insert(int index, const PIString & str) {
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uint c = str.length();
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for (uint i = 0; i < c; ++i) insert(index + i, str[i]);
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return *this;
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}
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PIStringList PIString::split(const PIString & delim) const {
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PIStringList sl;
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if (isEmpty() || delim.isEmpty()) return sl;
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PIString ts(*this);
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int ci = ts.find(delim);
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while (ci >= 0) {
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sl << ts.left(ci);
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ts.cutLeft(ci + delim.length());
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ci = ts.find(delim);
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}
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if (ts.length() > 0) sl << ts;
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return sl;
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}
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int PIString::find(const char str, const int start) const {
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for (int i = start; i < length(); ++i)
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if (at(i) == str)
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return i;
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return -1;
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}
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int PIString::find(const PIString str, const int start) const {
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int l = str.length();
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for (int i = start; i < length() - l + 1; ++i)
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if (mid(i, l) == str)
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return i;
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return -1;
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}
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int PIString::findLast(const char str, const int start) const {
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for (int i = length() - 1; i >= start; --i)
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if (at(i) == str)
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return i;
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return -1;
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}
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int PIString::findLast(const PIString str, const int start) const {
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int l = str.length();
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for (int i = length() - l; i >= start; --i)
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if (mid(i, l) == str)
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return i;
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return -1;
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}
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PIString PIString::toUpperCase() const {
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PIString str(*this);
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int l = str.size();
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for (int i = 0; i < l; ++i) str[i] = str[i].toUpper();
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return str;
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}
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PIString PIString::toLowerCase() const {
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PIString str(*this);
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int l = str.size();
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for (int i = 0; i < l; ++i) str[i] = str[i].toLower();
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return str;
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}
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string PIString::convertToStd() const {
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string s;
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if (size() > 0) {
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for (int i = 0; i < length(); ++i) {
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if (at(i).isAscii())
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s.push_back(at(i).toAscii());
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else {
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s.push_back(at(i).toCharPtr()[0]);
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s.push_back(at(i).toCharPtr()[1]);
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}
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}
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}
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return s;
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}
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char PIString::toChar() const {
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PIString s(toNativeDecimalPoints());
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char v;
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sscanf(s.stdString().c_str(), "%c", &v);
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return v;
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}
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short PIString::toShort() const {
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PIString s(trimmed().toLowerCase().toNativeDecimalPoints());
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short v;
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if (s.left(2) == "0x") {sscanf(s.stdString().c_str(), "%hx", &v); return v;}
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if (s.left(1) == "0") {sscanf(s.stdString().c_str(), "%ho", &v); return v;}
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sscanf(s.stdString().c_str(), "%hd", &v);
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return v;
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}
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int PIString::toInt() const {
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PIString s(trimmed().toLowerCase().toNativeDecimalPoints());
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int v;
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if (s.left(2) == "0x") {sscanf(s.stdString().c_str(), "%x", &v); return v;}
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if (s.left(1) == "0") {sscanf(s.stdString().c_str(), "%o", &v); return v;}
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sscanf(s.stdString().c_str(), "%d", &v);
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return v;
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}
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long PIString::toLong() const {
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PIString s(trimmed().toLowerCase().toNativeDecimalPoints());
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long v;
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if (s.left(2) == "0x") {sscanf(s.stdString().c_str(), "%lx", &v); return v;}
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if (s.left(1) == "0") {sscanf(s.stdString().c_str(), "%lo", &v); return v;}
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sscanf(s.stdString().c_str(), "%ld", &v);
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return v;
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}
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llong PIString::toLLong() const {
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PIString s(trimmed().toLowerCase().toNativeDecimalPoints());
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llong v;
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if (s.left(2) == "0x") {sscanf(s.stdString().c_str(), "%llx", &v); return v;}
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if (s.left(1) == "0") {sscanf(s.stdString().c_str(), "%llo", &v); return v;}
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sscanf(s.stdString().c_str(), "%lld", &v);
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return v;
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}
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PIString & PIString::setReadableSize(long bytes) {
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clear();
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if (bytes < 1024) {*this += (PIString::fromNumber(bytes) + " B"); return *this;}
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double fres = bytes / 1024.;
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long res = bytes / 1024;
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fres -= res;
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if (res < 1024) {*this += (PIString::fromNumber(res) + "." + PIString::fromNumber(int(fres * 10)).left(1) + " kB"); return *this;}
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fres = res / 1024.;
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res /= 1024;
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fres -= res;
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if (res < 1024) {*this += (PIString::fromNumber(res) + "." + PIString::fromNumber(int(fres * 10)).left(1) + " MB"); return *this;}
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fres = res / 1024.;
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res /= 1024;
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fres -= res;
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if (res < 1024) {*this += (PIString::fromNumber(res) + "." + PIString::fromNumber(int(fres * 10)).left(1) + " GB"); return *this;}
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fres = res / 1024.;
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res /= 1024;
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fres -= res;
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*this += (PIString::fromNumber(res) + "." + PIString::fromNumber(int(fres * 10)).left(1) + " PB");
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return *this;
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}
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char chrUpr(char c) {
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if (c >= 'a' && c <= 'z') return c + 'A' - 'a';
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//if (c >= 'а' && c <= 'я') return c + 'А' - 'а';
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return c;
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}
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char chrLwr(char c) {
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if (c >= 'A' && c <= 'Z') return c + 'a' - 'A';
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//if (c >= 'А' && c <= 'Я') return c + 'а' - 'А';
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return c;
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}
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PIStringList& PIStringList::removeDuplicates() {
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PIStringList l;
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PIString s;
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bool ae;
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for (uint i = 0; i < size(); ++i) {
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ae = false;
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s = at(i);
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for (uint j = 0; j < l.size(); ++j) {
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if (s != l[j]) continue;
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ae = true; break;
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}
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if (!ae) {
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l << s;
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continue;
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}
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remove(i);
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--i;
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}
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return *this;
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}
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