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// Experimental: Turn the minimal cluster result (key, target, source) into an
// indexable biblio ref (10eb30251f89806cb7a0f147f427c5ea7e5f9941).
//
// Supports multiple input styles transparently, for the moment.
//
// "id style"
//
// ---- id, title, ... --- ---- target -------------- ---- source --------------
//
// 10.1001/2012.jama.11164 zhscs2mjlvcdte2i3j44ibgzae icg7bkoeqvfqnc5t5ot4evto6a
// 10.1001/2012.jama.11164 zhscs2mjlvcdte2i3j44ibgzae ichuaiowbvbx5ajae5ing27lka
// 10.1001/2012.jama.11164 zhscs2mjlvcdte2i3j44ibgzae io6b76ow6ngxnilc24qsf5kw6i
//
// "verify style"
//
// ---- target ------------------------------------------ ---- source ------------------------------------------ -- match ---- ---- match reason ------------------
//
// https://fatcat.wiki/release/a6xucdggk5h7bcmbxidvqt7hxe https://fatcat.wiki/release/amnpvj5ma5dxlc2a3x2bm2zbnq Status.STRONG Reason.SLUG_TITLE_AUTHOR_MATCH
// https://fatcat.wiki/release/vyppsuuh2bhapdwcqzln5momta https://fatcat.wiki/release/6gd53yl5yzakrlr72xeojamchi Status.DIFFERENT Reason.CONTRIB_INTERSECTION_EMPTY
// https://fatcat.wiki/release/hazousx6wna5bn5e27s5mrljzq https://fatcat.wiki/release/iajt2xam5nbc3ichkxxuhqaqw4 Status.DIFFERENT Reason.YEAR
//
// Input might change, so we keep this short.
package main
import (
"flag"
"fmt"
"io/ioutil"
"log"
"os"
"runtime"
"strconv"
"strings"
"time"
"github.com/dgraph-io/ristretto"
jsoniter "github.com/json-iterator/go"
"git.archive.org/martin/cgraph/skate"
"git.archive.org/martin/cgraph/skate/parallel"
"github.com/sethgrid/pester"
)
var (
numWorkers = flag.Int("w", runtime.NumCPU(), "number of workers")
batchSize = flag.Int("b", 100000, "batch size")
extended = flag.Bool("E", false, "fetch data from fatcat API")
json = jsoniter.ConfigCompatibleWithStandardLibrary
bytesNewline = []byte("\n")
cache *ristretto.Cache
err error
)
func main() {
flag.Parse()
cache, err = ristretto.NewCache(&ristretto.Config{
NumCounters: 1e7, // number of keys to track frequency of (10M).
MaxCost: 1 << 30, // maximum cost of cache (1GB).
BufferItems: 64, // number of keys per Get buffer.
})
if err != nil {
log.Fatal(err)
}
pp := parallel.NewProcessor(os.Stdin, os.Stdout, func(p []byte) ([]byte, error) {
var (
fields = strings.Fields(string(p))
target, source, matchStatus, matchReason, matchProvenance string
)
switch len(fields) {
case 3:
// Some join output.
source = fields[2]
target = fields[1]
matchProvenance = "join"
case 4:
source = strings.ReplaceAll(fields[1], "https://fatcat.wiki/release/", "")
target = strings.ReplaceAll(fields[0], "https://fatcat.wiki/release/", "")
matchProvenance = "fuzzycat/ebee2de"
matchStatus = strings.ReplaceAll(fields[2], "Status.", "")
matchReason = strings.ReplaceAll(fields[3], "Reason.", "")
}
if source == target {
return nil, nil
}
br := skate.BiblioRef{
UpdateTs: time.Now().Unix(),
SourceReleaseIdent: source,
TargetReleaseIdent: target,
MatchStatus: matchStatus,
MatchReason: matchReason,
MatchProvenance: matchProvenance,
}
if *extended {
var release skate.Release
if err := FetchRelease(source, &release); err != nil {
log.Fatal(err)
}
br.SourceReleaseStage = release.ReleaseStage
br.SourceWorkIdent = release.WorkID
br.SourceYear = strconv.Itoa(release.ReleaseYear())
if err := FetchRelease(target, &release); err != nil {
log.Fatal(err)
}
br.TargetWorkIdent = release.WorkID
}
b, err := json.Marshal(br)
b = append(b, bytesNewline...)
return b, err
})
pp.NumWorkers = *numWorkers
pp.BatchSize = *batchSize
if err := pp.Run(); err != nil {
log.Fatal(err)
}
}
func FetchRelease(ident string, release *skate.Release) error {
v, found := cache.Get(ident)
if !found {
link := fmt.Sprintf("https://api.fatcat.wiki/v0/release/%s", ident)
resp, err := pester.Get(link)
if err != nil {
return err
}
defer resp.Body.Close()
b, err := ioutil.ReadAll(resp.Body)
if err != nil {
return err
}
cache.Set(ident, string(b), 1)
return json.Unmarshal(b, release)
} else {
s, ok := v.(string)
if !ok {
return fmt.Errorf("invalid cache value")
}
return json.Unmarshal([]byte(s), release)
}
}
|
