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17 lines
650 B
17 lines
650 B
'use strict';
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const escapeRegExp = require(__dirname+'/escaperegexp.js')
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, { isIP } = require('net')
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, { ipHashPermLevel } = require(__dirname+'/../configs/main.js')
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module.exports = (query, permLevel) => {
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if (query.ip && typeof query.ip === 'string') {
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const decoded = decodeURIComponent(query.ip);
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if (permLevel <= ipHashPermLevel && (isIP(decoded) || decoded.match(/[a-z0-9]{24}/i))) { //if perms to view raw ip or bypass, allow querying
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return decoded;
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} else if (decoded.length === 10) { //otherwise, only allow last 10 char substring
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return new RegExp(`${escapeRegExp(decoded)}$`);
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}
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}
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return null; //else, no ip filter
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}
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