88 lines
2.3 KiB
C++
88 lines
2.3 KiB
C++
#include "StringUtils.h"
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#include <algorithm>
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#include <sstream>
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namespace VWeb {
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static void StringLeftTrim(std::string &s) {
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s.erase(s.begin(), std::find_if(s.begin(), s.end(), [](unsigned char ch) {
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return !std::isspace(ch);
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}));
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}
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static void StringRightTrim(std::string &s) {
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s.erase(std::find_if(s.rbegin(), s.rend(),
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[](unsigned char ch) { return !std::isspace(ch); })
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.base(),
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s.end());
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}
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std::vector<std::string> String::Split(const std::string &s,
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const std::string &delimiter,
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int limit) {
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size_t pos_start = 0, pos_end, delim_len = delimiter.length();
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std::string token;
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std::vector<std::string> res;
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while ((pos_end = s.find(delimiter, pos_start)) != std::string::npos &&
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(limit == -1 || res.size() < (size_t)limit)) {
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token = s.substr(pos_start, pos_end - pos_start);
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pos_start = pos_end + delim_len;
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res.push_back(token);
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}
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res.push_back(s.substr(pos_start));
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return res;
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}
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int String::ToNumber(std::string &string, int def) {
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char *pEnd;
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long val = std::strtol(string.c_str(), &pEnd, 10);
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if (pEnd == string)
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return def;
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return (int)val;
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}
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std::string String::Join(const std::vector<std::string> &items,
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const std::string &delimiter) {
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std::stringstream string;
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for (size_t i = 0; i < items.size(); ++i) {
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if (i != 0)
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string << delimiter;
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string << items[i];
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}
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return string.str();
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}
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void String::Trim(std::string &value) {
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StringLeftTrim(value);
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StringRightTrim(value);
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}
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std::string String::TrimCopy(const std::string &value) {
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auto val = value;
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Trim(val);
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return val;
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}
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void String::ToLowerCase(std::string &value) {
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std::transform(value.begin(), value.end(), value.begin(),
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[](unsigned char c) { return std::tolower(c); });
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}
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std::string String::UrlDecode(const std::string &val) {
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std::string ret;
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char ch;
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size_t i;
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unsigned int ii;
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for (i = 0; i < val.length(); i++) {
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if (int(val[i]) == 37) {
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char *pEnd;
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ii = std::strtoul(val.substr(i + 1, 2).c_str(), &pEnd, 16);
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ch = static_cast<char>(ii);
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ret += ch;
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i = i + 2;
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} else
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ret += val[i];
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}
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return (ret);
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}
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} // namespace VWeb
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