lib/output/modifiers/svgToPng.js
function svgToPng(rootFolder, currentFile, $) {
    var currentDirectory = path.dirname(currentFile);

    return editHTMLElement($, 'img', function($img) {
        var src = $img.attr('src');
        if (path.extname(src) !== '.svg') {
            return;
        }

        // Calcul absolute path for this
        src = LocationUtils.toAbsolute(src, currentDirectory, '.');

        // We avoid generating twice the same PNG
        var hash = crc.crc32(src).toString(16);
        var fileName = hash + '.png';

        // Input file path
        var inputPath = path.join(rootFolder, src);

        // Result file path
        var filePath = path.join(rootFolder, fileName);

        return fs.assertFile(filePath, function() {
            return imagesUtil.convertSVGToPNG(inputPath, filePath);
        })
        .then(function() {
            // Convert filename to a relative filename
            fileName = LocationUtils.relative(currentDirectory, fileName);

            // Replace src
            $img.attr('src', fileName);
        });
    });
}
function svgToPng(rootFolder, currentFile, $) {
    var currentDirectory = path.dirname(currentFile);

    return editHTMLElement($, 'img', function($img) {
        var src = $img.attr('src');
        if (path.extname(src) !== '.svg') {
            return;
        }

        // Calcul absolute path for this
        src = LocationUtils.toAbsolute(src, currentDirectory, '.');

        // We avoid generating twice the same PNG
        var hash = crc.crc32(src).toString(16);
        var fileName = hash + '.png';

        // Input file path
        var inputPath = path.join(rootFolder, src);

        // Result file path
        var filePath = path.join(rootFolder, fileName);

        return fs.assertFile(filePath, function() {
            return imagesUtil.convertSVGToPNG(inputPath, filePath);
        })
        .then(function() {
            // Convert filename to a relative filename
            fileName = LocationUtils.relative(currentDirectory, fileName);

            // Replace src
            $img.attr('src', fileName);
        });
    });
}
function svgToPng ( rootFolder , currentFile , $ ) { var currentDirectory = path . dirname ( currentFile ) ; return editHTMLElement ( $ , 'img' , function ( $img ) { var src = $img . attr ( 'src' ) ; if ( path . extname ( src ) !== '.svg' ) { return ; } // Calcul absolute path for this src = LocationUtils . toAbsolute ( src , currentDirectory , '.' ) ; // We avoid generating twice the same PNG var hash = crc . crc32 ( src ) . toString ( 16 ) ; var fileName = hash + '.png' ; // Input file path var inputPath = path . join ( rootFolder , src ) ; // Result file path var filePath = path . join ( rootFolder , fileName ) ; return fs . assertFile ( filePath , function ( ) { return imagesUtil . convertSVGToPNG ( inputPath , filePath ) ; } ) . then ( function ( ) { // Convert filename to a relative filename fileName = LocationUtils . relative ( currentDirectory , fileName ) ; // Replace src $img . attr ( 'src' , fileName ) ; } ) ; } ) ; }
Convert all SVG images to PNG

@param {String} rootFolder
@param {HTMLDom} $
@return {Promise}
Convert all SVG images to PNG