1 | 'use strict';
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2 |
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3 | var _ = require('lodash');
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4 | const common = require('./../lib/common');
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5 |
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6 | function helper(paper) {
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7 | paper.handlebars.registerHelper('getImage', function (image, presetName, defaultImageUrl) {
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8 | var sizeRegex = /^(\d+?)x(\d+?)$/g;
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9 | var settings = paper.themeSettings || {};
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10 | var presets = settings._images;
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11 | var size;
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12 | var width;
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13 | var height;
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14 |
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15 | if (!_.isPlainObject(image) || !_.isString(image.data)
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16 | || !common.isValidURL(image.data) || image.data.indexOf('{:size}') === -1) {
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17 |
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18 | defaultImageUrl = defaultImageUrl ? defaultImageUrl : '';
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19 | return _.isString(image) ? image : defaultImageUrl;
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20 | }
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21 |
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22 | if (_.isPlainObject(presets) && _.isPlainObject(presets[presetName])) {
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23 |
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24 | width = parseInt(presets[presetName].width, 10) || 5120;
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25 | height = parseInt(presets[presetName].height, 10) || 5120;
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26 | size = width + 'x' + height;
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27 |
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28 | } else if (sizeRegex.test(settings[presetName])) {
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29 |
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30 | size = settings[presetName];
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31 | } else {
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32 |
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33 | size = 'original';
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34 | }
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35 |
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36 | return image.data.replace('{:size}', size);
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37 | });
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38 | };
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39 |
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40 | module.exports = helper;
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