Files
OpenSpace/src/util/json_helper.cpp
Alexander Bock d7d279ea16 Happy new year
2022-01-01 12:32:55 +01:00

80 lines
3.5 KiB
C++

/*****************************************************************************************
* *
* OpenSpace *
* *
* Copyright (c) 2014-2022 *
* *
* Permission is hereby granted, free of charge, to any person obtaining a copy of this *
* software and associated documentation files (the "Software"), to deal in the Software *
* without restriction, including without limitation the rights to use, copy, modify, *
* merge, publish, distribute, sublicense, and/or sell copies of the Software, and to *
* permit persons to whom the Software is furnished to do so, subject to the following *
* conditions: *
* *
* The above copyright notice and this permission notice shall be included in all copies *
* or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, *
* INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A *
* PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT *
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF *
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE *
* OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
****************************************************************************************/
namespace openspace {
std::string escapedJson(const std::string& text) {
std::string jsonString;
jsonString.reserve(text.size());
for (const char& c : text) {
switch (c) {
case '\t':
jsonString += "\\t"; // Replace tab with \t.
break;
case '"':
jsonString += "\\\""; // Replace " with \".
break;
case '\\':
jsonString += "\\\\"; // Replace \ with \\.
break;
case '\n':
jsonString += "\\\\n"; // Replace newline with \n.
break;
case '\r':
jsonString += "\\r"; // Replace carriage return with \r.
break;
default:
jsonString += c;
}
}
return jsonString;
}
std::string escapedJson(const std::vector<std::string>& list) {
std::string jsonString;
jsonString += "[";
for (const std::string& text : list) {
jsonString += "\\\"";
jsonString += escapedJson(text);
jsonString += "\\\",";
}
if (jsonString.length() > 1) {
jsonString.pop_back();
}
jsonString += "]";
return jsonString;
}
std::string formatJsonNumber(double d) {
// to_string will represent infinite values with 'inf' and NaNs with 'nan'.
// These are not valid in JSON, so use 'null' instead
if (!std::isfinite(d)) {
return "null";
}
return std::to_string(d);
}
} // namespace openspace