Robin Davies
87 lines
2.7 KiB
C++
87 lines
2.7 KiB
C++
// Copyright (c) 2022 Robin Davies
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of
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// this software and associated documentation files (the "Software"), to deal in
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// the Software without restriction, including without limitation the rights to
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// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
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// the Software, and to permit persons to whom the Software is furnished to do so,
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// subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all
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// copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
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// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
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// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
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// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#include "pch.h"
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#include "WriteTemplateFile.hpp"
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#include <fstream>
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#include "PiPedalException.hpp"
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using namespace pipedal;
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void pipedal::WriteTemplateFile(
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const std::map<std::string, std::string> &map,
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const std::filesystem::path &outputFile)
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{
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std::string inputFile = "/etc/pipedal/config/templates/" + outputFile.filename().string() + ".template";
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WriteTemplateFile(map, inputFile,outputFile);
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}
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void pipedal::WriteTemplateFile(
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const std::map<std::string, std::string> &map,
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const std::filesystem::path &inputFile,
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const std::filesystem::path &outputFile)
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{
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std::ofstream out(outputFile);
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std::ifstream in(inputFile);
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if (!in.is_open())
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{
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throw PiPedalArgumentException("File not found: " + inputFile.string());
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}
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while (in.peek() != -1)
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{
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char c = in.get();
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if (c == '$')
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{
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if (in.peek() == '{')
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{
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in.get();
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std::stringstream sName;
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try
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{
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while ((c = in.get()) != '}')
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{
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sName.put(c);
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}
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}
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catch (const std::exception &)
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{
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throw PiPedalException("Unexpected end of file. Expecting '}'.");
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}
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std::string s = map.at(sName.str());
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out << s;
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}
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else if (in.peek() == '$')
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{
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out.put(in.get());
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}
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else
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{
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out.put(c);
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}
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}
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else
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{
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out.put(c);
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}
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}
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}
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