46 lines
1.2 KiB
JavaScript
46 lines
1.2 KiB
JavaScript
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'use strict';
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exports.type = 'perItem';
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exports.active = true;
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exports.params = {
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svgo: {}
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};
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exports.description = 'minifies existing styles in svg';
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var csso = require('csso');
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/**
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* Minifies styles (<style> element + style attribute) using svgo
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*
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* @param {Object} item current iteration item
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* @return {Boolean} if false, item will be filtered out
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*
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* @author strarsis <strarsis@gmail.com>
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*/
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exports.fn = function(item, svgoOptions) {
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if(item.elem) {
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if(item.isElem('style') && !item.isEmpty()) {
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var styleCss = item.content[0].text || item.content[0].cdata || [],
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DATA = styleCss.indexOf('>') >= 0 || styleCss.indexOf('<') >= 0 ? 'cdata' : 'text';
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if(styleCss.length > 0) {
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var styleCssMinified = csso.minify(styleCss, svgoOptions);
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item.content[0][DATA] = styleCssMinified.css;
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}
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}
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if(item.hasAttr('style')) {
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var itemCss = item.attr('style').value;
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if(itemCss.length > 0) {
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var itemCssMinified = csso.minifyBlock(itemCss, svgoOptions);
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item.attr('style').value = itemCssMinified.css;
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}
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}
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}
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return item;
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};
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