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5f5f0021db
no issue - support ends today - see https://github.com/nodejs/Release - removed `use strict`
39 lines
1.2 KiB
JavaScript
39 lines
1.2 KiB
JavaScript
const unidecode = require('unidecode'),
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_ = require('lodash');
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module.exports.safe = function safe(string, options) {
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options = options || {};
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if (string === null) {
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string = '';
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}
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// Handle the £ symbol separately, since it needs to be removed before the unicode conversion.
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string = string.replace(/£/g, '-');
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// Remove non ascii characters
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string = unidecode(string);
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// Replace URL reserved chars: `@:/?#[]!$&()*+,;=` as well as `\%<>|^~£"{}` and \`
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string = string.replace(/(\s|\.|@|:|\/|\?|#|\[|\]|!|\$|&|\(|\)|\*|\+|,|;|=|\\|%|<|>|\||\^|~|"|\{|\}|`|–|—)/g, '-')
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// Remove apostrophes
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.replace(/'/g, '')
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// Make the whole thing lowercase
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.toLowerCase();
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// We do not need to make the following changes when importing data
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if (!_.has(options, 'importing') || !options.importing) {
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// Convert 2 or more dashes into a single dash
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string = string.replace(/-+/g, '-')
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// Remove trailing dash
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.replace(/-$/, '')
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// Remove any dashes at the beginning
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.replace(/^-/, '');
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}
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// Handle whitespace at the beginning or end.
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string = string.trim();
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return string;
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};
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