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- 'use strict';
- exports.type = 'perItem';
- exports.active = true;
- exports.description = 'converts style to attributes';
- exports.params = {
- keepImportant: false
- };
- var stylingProps = require('./_collections').attrsGroups.presentation,
- rEscape = '\\\\(?:[0-9a-f]{1,6}\\s?|\\r\\n|.)',
- rAttr = '\\s*(' + g('[^:;\\\\]', rEscape) + '*?)\\s*',
- rSingleQuotes = "'(?:[^'\\n\\r\\\\]|" + rEscape + ")*?(?:'|$)",
- rQuotes = '"(?:[^"\\n\\r\\\\]|' + rEscape + ')*?(?:"|$)',
- rQuotedString = new RegExp('^' + g(rSingleQuotes, rQuotes) + '$'),
-
-
- rParenthesis = '\\(' + g('[^\'"()\\\\]+', rEscape, rSingleQuotes, rQuotes) + '*?' + '\\)',
-
- rValue = '\\s*(' + g('[^!\'"();\\\\]+?', rEscape, rSingleQuotes, rQuotes, rParenthesis, '[^;]*?') + '*?' + ')',
-
- rDeclEnd = '\\s*(?:;\\s*|$)',
-
- rImportant = '(\\s*!important(?![-(\w]))?',
-
- regDeclarationBlock = new RegExp(rAttr + ':' + rValue + rImportant + rDeclEnd, 'ig'),
-
- regStripComments = new RegExp(g(rEscape, rSingleQuotes, rQuotes, '/\\*[^]*?\\*/'), 'ig');
- exports.fn = function(item, params) {
-
- if (item.elem && item.hasAttr('style')) {
-
- var styleValue = item.attr('style').value,
- styles = [],
- attrs = {};
-
- styleValue = styleValue.replace(regStripComments, function(match) {
- return match[0] == '/' ? '' :
- match[0] == '\\' && /[-g-z]/i.test(match[1]) ? match[1] : match;
- });
- regDeclarationBlock.lastIndex = 0;
- for (var rule; rule = regDeclarationBlock.exec(styleValue);) {
- if (!params.keepImportant || !rule[3]) {
- styles.push([rule[1], rule[2]]);
- }
- }
- if (styles.length) {
- styles = styles.filter(function(style) {
- if (style[0]) {
- var prop = style[0].toLowerCase(),
- val = style[1];
- if (rQuotedString.test(val)) {
- val = val.slice(1, -1);
- }
- if (stylingProps.indexOf(prop) > -1) {
- attrs[prop] = {
- name: prop,
- value: val,
- local: prop,
- prefix: ''
- };
- return false;
- }
- }
- return true;
- });
- Object.assign(item.attrs, attrs);
- if (styles.length) {
- item.attr('style').value = styles
- .map(function(declaration) { return declaration.join(':') })
- .join(';');
- } else {
- item.removeAttr('style');
- }
- }
- }
- };
- function g() {
- return '(?:' + Array.prototype.join.call(arguments, '|') + ')';
- }
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