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53 lines
1.1 KiB
53 lines
1.1 KiB
'use strict'; |
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exports.type = 'perItem'; |
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exports.active = true; |
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exports.description = 'removes elements in <defs> without id'; |
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var nonRendering = require('./_collections').elemsGroups.nonRendering; |
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/** |
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* Removes content of defs and properties that aren't rendered directly without ids. |
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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 Lev Solntsev |
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*/ |
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exports.fn = function(item) { |
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if (item.isElem('defs')) { |
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if (item.content) { |
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item.content = getUsefulItems(item, []); |
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} |
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if (item.isEmpty()) return false; |
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} else if (item.isElem(nonRendering) && !item.hasAttr('id')) { |
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return false; |
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} |
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}; |
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function getUsefulItems(item, usefulItems) { |
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item.content.forEach(function(child) { |
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if (child.hasAttr('id') || child.isElem('style')) { |
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usefulItems.push(child); |
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child.parentNode = item; |
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} else if (!child.isEmpty()) { |
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child.content = getUsefulItems(child, usefulItems); |
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} |
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}); |
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return usefulItems; |
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}
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