Galerie und tage

node_modules/imagemin-svgo/index.js

@@ -1,18 +1,47 @@
 'use strict';
-const isSvg = require('is-svg');
-const SVGO = require('svgo');
 
-module.exports = options => buffer => {
-	options = Object.assign({multipass: true}, options);
+var isSvg = require('is-svg');
+var SVGO = require('svgo');
+var through = require('through2');
 
-	if (!isSvg(buffer)) {
-		return Promise.resolve(buffer);
-	}
+module.exports = function (opts) {
+	opts = opts || {};
 
-	if (Buffer.isBuffer(buffer)) {
-		buffer = buffer.toString();
-	}
+	return through.ctor({objectMode: true}, function (file, enc, cb) {
+		if (file.isNull()) {
+			cb(null, file);
+			return;
+		}
 
-	const svgo = new SVGO(options);
-	return svgo.optimize(buffer).then(result => Buffer.from(result.data));
+		if (file.isStream()) {
+			cb(new Error('Streaming is not supported'));
+			return;
+		}
+
+		if (!isSvg(file.contents)) {
+			cb(null, file);
+			return;
+		}
+
+		try {
+			var svgo = new SVGO(opts);
+
+			svgo.optimize(file.contents.toString('utf8'), function (res) {
+				if (!res.data || !res.data.length) {
+					return;
+				}
+
+				res.data = res.data.replace(/&(?!amp;)/g, '&');
+				res.data = new Buffer(res.data);
+
+				file.contents = res.data;
+			});
+		} catch (err) {
+			err.fileName = file.path;
+			cb(err);
+			return;
+		}
+
+		cb(null, file);
+	});
 };