mirror of
https://github.com/PeernetOfficial/core.git
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63 lines
2.2 KiB
Go
63 lines
2.2 KiB
Go
package webapi
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import (
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"net/http"
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"strconv"
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)
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// SearchResultMergedDirectory contains results for the merged directory.
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type SearchResultMergedDirectory struct {
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Status int `json:"status"` // Status: 0 = Success with results, 1 = No more results available, 2 = Search ID not found, 3 = No results yet available keep trying
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Files [][]apiFile `json:"files"` // List of files found
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Statistic interface{} `json:"statistic"` // Statistics of all results (independent from applied filters), if requested. Only set if files are returned (= if statistics changed). See SearchStatisticData.
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}
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func (api *WebapiInstance) apiMergeDirectory(w http.ResponseWriter, r *http.Request) {
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r.ParseForm()
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offset, _ := strconv.Atoi(r.Form.Get("offset"))
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limit, err := strconv.Atoi(r.Form.Get("limit"))
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if err != nil {
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limit = 100
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}
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// ID fields for results for a specific node ID.
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NodeId, _ := DecodeBlake3Hash(r.Form.Get("node"))
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hash, _ := DecodeBlake3Hash(r.Form.Get("hash"))
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fileType, err := strconv.Atoi(r.Form.Get("type"))
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if err != nil {
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fileType = -1
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}
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result := api.ExploreFileSharedByNodeThatSharedSimilarFile(fileType, limit, offset, NodeId, hash, true)
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EncodeJSON(api.Backend, w, r, result)
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}
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// ExploreFileSharedByNodeThatSharedSimilarFile lists files shared by a nodes which share the same file as a common point
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// Currently this is a greedy search and requires work for optimization
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func (api *WebapiInstance) ExploreFileSharedByNodeThatSharedSimilarFile(fileType int, limit, offset int, nodeID []byte, hash []byte, nodeIDState bool) *SearchResultMergedDirectory {
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// lookup all NodeID blockchains which have the similar hash
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// do a search to get all the node IDs sharing the particular file
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NodeIDs, _ := api.Backend.SearchIndex.SearchNodeIDBasedOnHash(nodeID)
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var result SearchResultMergedDirectory
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for i := range NodeIDs {
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resultFiles := api.queryRecentShared(api.Backend, fileType, uint64(limit*20/100), uint64(offset), uint64(limit), NodeIDs[i], nodeIDState)
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var ApiFile []apiFile
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// loop over results
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for n := range resultFiles {
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ApiFile = append(ApiFile, blockRecordFileToAPI(resultFiles[n]))
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}
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result.Files = append(result.Files, ApiFile)
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}
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result.Status = 1 // No more results to expect
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return &result
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}
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