ipfs storage for images and other nontext items. for use with etica - runs on etica network and currencys
https://collect.etica-stats.org
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28 lines
681 B
28 lines
681 B
"use strict"; |
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import stream from "stream"; |
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class ZlibHeaderTransformStream extends stream.Transform { |
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__transform(chunk, encoding, callback) { |
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this.push(chunk); |
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callback(); |
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} |
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_transform(chunk, encoding, callback) { |
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if (chunk.length !== 0) { |
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this._transform = this.__transform; |
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// Add Default Compression headers if no zlib headers are present |
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if (chunk[0] !== 120) { // Hex: 78 |
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const header = Buffer.alloc(2); |
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header[0] = 120; // Hex: 78 |
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header[1] = 156; // Hex: 9C |
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this.push(header, encoding); |
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} |
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} |
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this.__transform(chunk, encoding, callback); |
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} |
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} |
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export default ZlibHeaderTransformStream;
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