1 | 'use strict';
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2 |
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3 | const defaults = require('lodash/defaults');
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4 | const util = require('hexo-util');
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5 | const pathFn = require('path');
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6 | const Permalink = util.Permalink;
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7 | let permalink;
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8 |
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9 | function postPermalinkFilter(data) {
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10 | const config = this.config;
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11 | const meta = {
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12 | id: data.id || data._id,
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13 | title: data.slug,
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14 | name: typeof data.slug === 'string' ? pathFn.basename(data.slug) : '',
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15 | post_title: util.slugize(data.title, {transform: 1}),
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16 | year: data.date.format('YYYY'),
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17 | month: data.date.format('MM'),
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18 | day: data.date.format('DD'),
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19 | i_month: data.date.format('M'),
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20 | i_day: data.date.format('D')
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21 | };
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22 |
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23 | if (!permalink || permalink.rule !== config.permalink) {
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24 | permalink = new Permalink(config.permalink);
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25 | }
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26 |
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27 | const categories = data.categories;
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28 |
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29 | if (categories.length) {
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30 | meta.category = categories.last().slug;
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31 | } else {
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32 | meta.category = config.default_category;
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33 | }
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34 |
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35 | const keys = Object.keys(data);
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36 | let key = '';
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37 |
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38 | for (let i = 0, len = keys.length; i < len; i++) {
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39 | key = keys[i];
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40 | if (meta.hasOwnProperty(key)) continue;
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41 |
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42 |
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43 |
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44 | Object.defineProperty(meta, key, Object.getOwnPropertyDescriptor(data, key));
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45 | }
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46 |
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47 | return permalink.stringify(defaults(meta, config.permalink_defaults));
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48 | }
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49 |
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50 | module.exports = postPermalinkFilter;
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