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Changelog-Added: Added NIP05 Verificationtranslations_damus-localizations-en-us-xcloc-localized-contents-en-us-xliff--master_es_419
William Casarin
2 years ago
11 changed files with 149 additions and 51 deletions
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// |
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// NIP05.swift |
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// damus |
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// |
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// Created by William Casarin on 2023-01-04. |
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// |
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import Foundation |
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struct NIP05 { |
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let username: String |
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let host: String |
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var url: URL? { |
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URL(string: "https://\(host)/.well-known/nostr.json?name=\(username)") |
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} |
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static func parse(_ nip05: String) -> NIP05? { |
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let parts = nip05.split(separator: "@") |
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guard parts.count == 2 else { |
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return nil |
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} |
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return NIP05(username: String(parts[0]), host: String(parts[1])) |
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} |
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} |
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struct NIP05Response: Decodable { |
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let names: [String: String] |
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let relays: [String: [String]]? |
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} |
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enum NIP05Validation { |
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case invalid |
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case valid |
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} |
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func validate_nip05(pubkey: String, nip05_str: String) async -> NIP05? { |
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guard let nip05 = NIP05.parse(nip05_str) else { |
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return nil |
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} |
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guard let url = nip05.url else { |
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return nil |
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} |
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guard let ret = try? await URLSession.shared.data(from: url) else { |
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return nil |
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} |
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let dat = ret.0 |
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guard let decoded = try? JSONDecoder().decode(NIP05Response.self, from: dat) else { |
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return nil |
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} |
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guard let stored_pk = decoded.names[nip05.username] else { |
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return nil |
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} |
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guard stored_pk == pubkey else { |
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return nil |
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} |
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return nip05 |
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} |
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