14 lines
577 B
JavaScript
14 lines
577 B
JavaScript
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module.exports = async function(db) {
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const hasher = await require("xxhash-wasm")()
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const contents = db.prepare("SELECT distinct hashed_profile_content FROM sim_member").pluck().all()
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const stmt = db.prepare("UPDATE sim_member SET hashed_profile_content = ? WHERE hashed_profile_content = ?")
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db.transaction(() => {
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for (const s of contents) {
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if (!Buffer.isBuffer(s)) s = Buffer.from(s)
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const unsignedHash = hasher.h64(eventID)
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const signedHash = unsignedHash - 0x8000000000000000n // shifting down to signed 64-bit range
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stmt.run(s, signedHash)
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}
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})()
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}
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