Fully end to end encrypted anonymous chat program. Server only stores public key lookup for users and the encrypted messages. No credentials are transfered to the server, but kept in local browser storage. This allows 100% safe chatting.
https://safechat.ch
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23 lines
556 B
23 lines
556 B
9 years ago
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var utils = require('../utils')
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, nodes = require('../nodes');
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/**
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* Returns substring of the given `val`.
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*
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* @param {String|Ident} val
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* @param {Number} start
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* @param {Number} [length]
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* @return {String|Ident}
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* @api public
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*/
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module.exports = function substr(val, start, length){
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utils.assertString(val, 'val');
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utils.assertType(start, 'unit', 'start');
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length = length && length.val;
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var res = val.string.substr(start.val, length);
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return val instanceof nodes.Ident
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? new nodes.Ident(res)
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: new nodes.String(res);
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};
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