mirror of
https://github.com/tendermint/tendermint.git
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1fc4ab7234
No need to duplicate information in this case. It a) requires extra efforts to keep both in sync b) nobody reads godoc documentation anyways.
106 lines
2.7 KiB
Go
106 lines
2.7 KiB
Go
package core
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import (
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"fmt"
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cmn "github.com/tendermint/tendermint/libs/common"
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tmquery "github.com/tendermint/tendermint/libs/pubsub/query"
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ctypes "github.com/tendermint/tendermint/rpc/core/types"
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rpctypes "github.com/tendermint/tendermint/rpc/lib/types"
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"github.com/tendermint/tendermint/state/txindex/null"
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"github.com/tendermint/tendermint/types"
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)
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// Tx allows you to query the transaction results. `nil` could mean the
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// transaction is in the mempool, invalidated, or was not sent in the first
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// place.
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// More: https://tendermint.com/rpc/#/Info/tx
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func Tx(ctx *rpctypes.Context, hash []byte, prove bool) (*ctypes.ResultTx, error) {
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// if index is disabled, return error
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if _, ok := txIndexer.(*null.TxIndex); ok {
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return nil, fmt.Errorf("Transaction indexing is disabled")
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}
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r, err := txIndexer.Get(hash)
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if err != nil {
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return nil, err
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}
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if r == nil {
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return nil, fmt.Errorf("Tx (%X) not found", hash)
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}
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height := r.Height
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index := r.Index
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var proof types.TxProof
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if prove {
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block := blockStore.LoadBlock(height)
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proof = block.Data.Txs.Proof(int(index)) // XXX: overflow on 32-bit machines
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}
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return &ctypes.ResultTx{
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Hash: hash,
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Height: height,
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Index: index,
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TxResult: r.Result,
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Tx: r.Tx,
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Proof: proof,
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}, nil
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}
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// TxSearch allows you to query for multiple transactions results. It returns a
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// list of transactions (maximum ?per_page entries) and the total count.
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// More: https://tendermint.com/rpc/#/Info/tx_search
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func TxSearch(ctx *rpctypes.Context, query string, prove bool, page, perPage int) (*ctypes.ResultTxSearch, error) {
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// if index is disabled, return error
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if _, ok := txIndexer.(*null.TxIndex); ok {
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return nil, fmt.Errorf("Transaction indexing is disabled")
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}
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q, err := tmquery.New(query)
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if err != nil {
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return nil, err
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}
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results, err := txIndexer.Search(q)
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if err != nil {
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return nil, err
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}
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totalCount := len(results)
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perPage = validatePerPage(perPage)
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page, err = validatePage(page, perPage, totalCount)
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if err != nil {
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return nil, err
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}
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skipCount := validateSkipCount(page, perPage)
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apiResults := make([]*ctypes.ResultTx, cmn.MinInt(perPage, totalCount-skipCount))
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var proof types.TxProof
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// if there's no tx in the results array, we don't need to loop through the apiResults array
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for i := 0; i < len(apiResults); i++ {
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r := results[skipCount+i]
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height := r.Height
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index := r.Index
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if prove {
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block := blockStore.LoadBlock(height)
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proof = block.Data.Txs.Proof(int(index)) // XXX: overflow on 32-bit machines
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}
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apiResults[i] = &ctypes.ResultTx{
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Hash: r.Tx.Hash(),
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Height: height,
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Index: index,
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TxResult: r.Result,
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Tx: r.Tx,
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Proof: proof,
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}
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}
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return &ctypes.ResultTxSearch{Txs: apiResults, TotalCount: totalCount}, nil
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}
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