qsmaddy/include/maddy/imageparser.h

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2017-12-25 12:22:35 +01:00
/*
* This project is licensed under the MIT license. For more information see the
* LICENSE file.
*/
#pragma once
// -----------------------------------------------------------------------------
#include <string>
#include <regex>
#include "maddy/lineparser.h"
// -----------------------------------------------------------------------------
namespace maddy {
// -----------------------------------------------------------------------------
/**
* ImageParser
*
* Has to be used before the `LinkParser`.
*
* @class
*/
class ImageParser : public LineParser
{
public:
/**
* Parse
*
* From Markdown: `![text](http://example.com/a.png)`
*
* To HTML: `<img src="http://example.com/a.png" alt="text"/>`
*
* @method
* @param {std::string&} line The line to interpret
* @return {void}
*/
void
Parse(std::string& line) override
{
static std::regex re("\\!\\[([^\\]]*)\\]\\(([^\\]]*)\\)");
static std::string replacement = "<img src=\"$2\" alt=\"$1\"/>";
line = std::regex_replace(line, re, replacement);
}
}; // class ImageParser
// -----------------------------------------------------------------------------
} // namespace maddy