{"id":37206700,"url":"https://github.com/metaid-developers/metaid-script-decoder","last_synced_at":"2026-01-14T23:47:19.953Z","repository":{"id":323973717,"uuid":"1079544985","full_name":"metaid-developers/metaid-script-decoder","owner":"metaid-developers","description":"MetaID Protocol Parser - Extract and parse PIN data from BTC and MVC blockchain transactions. 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BTC链\n\n```go\npackage main\n\nimport (\n    \"encoding/hex\"\n    \"fmt\"\n    \"log\"\n\n    \"github.com/btcsuite/btcd/chaincfg\"\n    \"github.com/metaid-developers/metaid-script-decoder/decoder/btc\"\n)\n\nfunc main() {\n    // 交易的十六进制字符串\n    txHex := \"your_transaction_hex_here\"\n    txBytes, _ := hex.DecodeString(txHex)\n\n    // 创建BTC解析器\n    parser := btc.NewBTCParser(nil)\n\n    // 解析交易\n    pins, err := parser.ParseTransaction(txBytes, \u0026chaincfg.MainNetParams)\n    if err != nil {\n        log.Fatal(err)\n    }\n\n    // 输出结果\n    for _, pin := range pins {\n        fmt.Printf(\"操作: %s, 路径: %s\\n\", pin.Operation, pin.Path)\n        fmt.Printf(\"内容: %s\\n\", string(pin.ContentBody))\n    }\n}\n```\n\n### 基础用法 - MVC链\n\n```go\nimport (\n    \"github.com/metaid-developers/metaid-script-decoder/decoder/mvc\"\n)\n\n// 创建MVC解析器\nparser := mvc.NewMVCParser(nil)\n\n// 解析交易\npins, err := parser.ParseTransaction(txBytes, \u0026chaincfg.MainNetParams)\n```\n\n### 使用自定义协议ID\n\n```go\nimport (\n    \"github.com/metaid-developers/metaid-script-decoder/decoder\"\n    \"github.com/metaid-developers/metaid-script-decoder/decoder/btc\"\n)\n\n// 创建自定义配置\nconfig := \u0026decoder.ParserConfig{\n    ProtocolID: \"6d6574616964\", // metaid的十六进制\n}\n\n// 使用自定义配置创建解析器\nparser := btc.NewBTCParser(config)\n\n// 解析交易\npins, err := parser.ParseTransaction(txBytes, \u0026chaincfg.TestNet3Params)\n```\n\n## PIN数据结构\n\n```go\ntype Pin struct {\n    // 基础字段\n    Operation  string // 操作类型: create, modify, revoke\n    Path       string // PIN路径\n    ParentPath string // 父路径\n\n    // 内容字段\n    ContentType   string // 内容类型\n    ContentBody   []byte // 内容主体\n    ContentLength uint64 // 内容长度\n\n    // 元数据\n    Encryption string // 加密方式\n    Version    string // 版本\n\n    // 区块链相关字段\n    TxID    string // 交易ID\n    Vout    uint32 // 输出索引\n    Address string // 地址（PIN所有者）\n\n    // 解析元数据\n    ChainName string // 链名称: btc, mvc\n    TxIndex   int    // 在交易中的索引位置\n}\n```\n\n## MetaID协议说明\n\nMetaID协议定义了一种在区块链上存储个人信息的标准格式。PIN（Personal Information Node）是协议的核心数据结构。\n\n### PIN格式\n\n#### Witness格式 (BTC)\n```\nOP_FALSE OP_IF \u003cprotocol_id\u003e \u003coperation\u003e \u003cpath\u003e \u003cencryption\u003e \u003cversion\u003e \u003ccontent_type\u003e \u003cpayload\u003e OP_ENDIF\n```\n\n#### OP_RETURN格式 (BTC/MVC)\n```\nOP_RETURN \u003cprotocol_id\u003e \u003coperation\u003e \u003cpath\u003e \u003cencryption\u003e \u003cversion\u003e \u003ccontent_type\u003e \u003cpayload\u003e\n```\n\n### 字段说明\n\n- **protocol_id**: 协议标识符（默认：`6d6574616964` = \"metaid\"）\n- **operation**: 操作类型\n  - `create`: 创建新PIN\n  - `modify`: 修改PIN\n  - `revoke`: 撤销PIN\n- **path**: PIN的路径，如 `/protocols/simplebuzz`\n- **encryption**: 加密方式（默认：`0` = 未加密）\n- **version**: 版本号（默认：`0`）\n- **content_type**: 内容类型（默认：`application/json`）\n- **payload**: 内容主体（可能分多个字段）\n\n## 扩展支持新链\n\n要添加对新区块链的支持，只需实现 `ChainParser` 接口：\n\n```go\ntype ChainParser interface {\n    ParseTransaction(txBytes []byte, chainParams interface{}) ([]*Pin, error)\n    GetChainName() string\n}\n```\n\n示例：\n\n```go\npackage mychain\n\nimport \"github.com/metaid-developers/metaid-script-decoder/decoder\"\n\ntype MyChainParser struct {\n    config *decoder.ParserConfig\n}\n\nfunc NewMyChainParser(config *decoder.ParserConfig) *MyChainParser {\n    return \u0026MyChainParser{config: config}\n}\n\nfunc (p *MyChainParser) GetChainName() string {\n    return \"mychain\"\n}\n\nfunc (p *MyChainParser) ParseTransaction(txBytes []byte, chainParams interface{}) ([]*decoder.Pin, error) {\n    // 实现解析逻辑\n    return pins, nil\n}\n```\n\n## 许可证\n\n本项目采用与原项目相同的许可证。详见 [LICENSE](LICENSE) 文件。\n\n## 贡献\n\n欢迎提交Issue和Pull Request！\n\n## 相关链接\n\n- [MetaID协议文档](https://metaid.io)\n\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmetaid-developers%2Fmetaid-script-decoder","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fmetaid-developers%2Fmetaid-script-decoder","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fmetaid-developers%2Fmetaid-script-decoder/lists"}