include a date

3 files changed, 35 insertions, 9 deletions

diff --git a/skate/cmd/skate-conv/main.go b/skate/cmd/skate-conv/main.go
index f861cd0..7cbc9bb 100644
--- a/skate/cmd/skate-conv/main.go
+++ b/skate/cmd/skate-conv/main.go
@@ -31,7 +31,7 @@ var (
 	// map OL author key to author name, e.g. via: zstdcat -T0
 	// ol_dump_authors_latest.txt.zst | cut -f 5 | jq -rc '[.key, .name] |
 	// @tsv'
-	openLibraryAuthorMap = make(map[string]string)
+	openLibraryAuthorMap = make(map[string]string, 8388608)
 )
 
 func main() {
@@ -52,8 +52,8 @@ func main() {
 				log.Fatal(err)
 			}
 			openLibraryAuthorMap = m
+			log.Printf("found: %v", len(openLibraryAuthorMap))
 		}
-		log.Printf("author mapping: %v", len(openLibraryAuthorMap))
 	default:
 		log.Fatalf("unsupported input schema: %v", *fromFormat)
 	}
diff --git a/skate/schema.go b/skate/schema.go
index 54f796a..a4e7ef3 100644
--- a/skate/schema.go
+++ b/skate/schema.go
@@ -6,6 +6,7 @@ import (
 	"strconv"
 	"strings"
 	"sync"
+	"time"
 
 	"git.archive.org/martin/cgraph/skate/isbn"
 	"git.archive.org/martin/cgraph/skate/set"
@@ -15,6 +16,16 @@ var (
 	isbn10Regex = regexp.MustCompile(`[O0-9xX -]{10,18}`)
 	isbn13Regex = regexp.MustCompile(`9[O0-9xX -]{12,20}`)
 
+	// E.g. as found in editions, .publish_date.
+	openLibraryDateLayouts = []string{
+		"1 Jan 2006",
+		"2006",
+		"2006-02",
+		"2006-02-01",
+		"Jan 2, 2006",
+		"Jan 2006",
+	}
+
 	rune16pool = sync.Pool{
 		New: func() interface{} {
 			return make([]rune, 0, 16)
@@ -217,8 +228,9 @@ type Release struct {
 			} `json:"rg,omitempty"`
 		} `json:"skate,omitempty"`
 		OpenLibrary struct {
-			HasFulltext bool   `json:"has_fulltext,omitempty"`
-			WorkID      string `json:"work,omitempty"`
+			HasFulltext   bool     `json:"has_fulltext,omitempty"`
+			WorkID        string   `json:"work,omitempty"`
+			SourceRecords []string `json:"source_records,omitempty"`
 		} `json:"ol,omitempty"`
 	} `json:"extra,omitempty"`
 }
@@ -564,14 +576,28 @@ func OpenLibraryEditionToRelease(v *OpenLibraryEdition, authorMap map[string]str
 		}
 		contribs[i].RawName = name
 	}
-	if len(v.Works) > 0 {
-		release.Extra.OpenLibrary.WorkID = v.Works[0].Key
-	}
 	release.Contribs = contribs
-	release.Title = v.Title
+	if v.Subtitle != "" {
+		release.Title = fmt.Sprintf("%s: %s", v.Title, v.Subtitle)
+		release.Extra.SubtitleValue = v.Subtitle
+	} else {
+		release.Title = v.Title
+	}
 	release.ExtIDs.ISBN = v.Isbns()
 	if len(v.Publishers) > 0 {
 		release.Publisher = v.Publishers[0]
 	}
+	if len(v.Works) > 0 {
+		release.Extra.OpenLibrary.WorkID = v.Works[0].Key
+	}
+	release.Extra.OpenLibrary.SourceRecords = v.SourceRecords
+	for _, l := range openLibraryDateLayouts {
+		t, err := time.Parse(l, v.PublishDate)
+		if err != nil {
+			continue
+		}
+		release.ReleaseYearValue = t.Year()
+		break
+	}
 	return &release, nil
 }
diff --git a/skate/xio/util.go b/skate/xio/util.go
index 8e1669d..ead1a5d 100644
--- a/skate/xio/util.go
+++ b/skate/xio/util.go
@@ -33,7 +33,7 @@ func TabsToMapFile(filename, sep string, kCol, vCol int) (map[string]string, err
 func TabsToMap(r io.Reader, sep string, kCol, vCol int) (map[string]string, error) {
 	var (
 		br         = bufio.NewReader(r)
-		m          = make(map[string]string)
+		m          = make(map[string]string, 8388608)
 		line, k, v string
 		fields     []string
 		err        error