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-rw-r--r--scalding/src/main/scala/sandcrawler/FatcatScorable.scala131
-rw-r--r--scalding/src/main/scala/sandcrawler/ScoreSelfFatcat.scala43
2 files changed, 174 insertions, 0 deletions
diff --git a/scalding/src/main/scala/sandcrawler/FatcatScorable.scala b/scalding/src/main/scala/sandcrawler/FatcatScorable.scala
new file mode 100644
index 0000000..cffc2c0
--- /dev/null
+++ b/scalding/src/main/scala/sandcrawler/FatcatScorable.scala
@@ -0,0 +1,131 @@
+package sandcrawler
+
+import scala.math
+import scala.util.parsing.json.JSON
+import scala.util.parsing.json.JSONArray
+import scala.util.parsing.json.JSONObject
+
+import cascading.flow.FlowDef
+import cascading.tuple.Fields
+import com.twitter.scalding._
+import com.twitter.scalding.typed.TDsl._
+import parallelai.spyglass.hbase.HBasePipeConversions
+
+class FatcatScorable extends Scorable with HBasePipeConversions {
+
+ def getSource(args : Args) : Source = {
+ TextLine(args("fatcat-release-input"))
+ }
+
+ def getFeaturesPipe(args : Args)(implicit mode : Mode, flowDef : FlowDef) : TypedPipe[Option[MapFeatures]] = {
+ getSource(args).read
+ .toTypedPipe[String](new Fields("line"))
+ .filter { FatcatScorable.keepRecord(_) }
+ .map { FatcatScorable.jsonToMapFeatures(_) }
+ }
+}
+
+object FatcatScorable {
+
+ // Note; removed ReleaseType filtering
+
+ def keepRecord(json : String) : Boolean = {
+ Scorable.jsonToMap(json) match {
+ case None => false
+ case Some(map) => {
+ mapToTitle(map) match {
+ case None => false
+ case Some(title) => title.length <= Scorable.MaxTitleLength
+ }
+ }
+ }
+ }
+
+ // Returns None if title is null, empty, or too long.
+ def mapToTitle(map : Map[String, Any]) : Option[String] = {
+ def getTitle : Option[String] = {
+ if (map contains "title") {
+ val title = map("title").asInstanceOf[String]
+ if (title == null || title.isEmpty) None else Some(title)
+ } else {
+ None
+ }
+ }
+
+ def getSubtitle : Option[String] = {
+ if (map contains "subtitle") {
+ val subtitle = map("subtitle").asInstanceOf[String]
+ if (subtitle == null || subtitle.isEmpty) {
+ None
+ } else {
+ Some(subtitle)
+ }
+ } else {
+ None
+ }
+ }
+
+ getTitle match {
+ case None => None
+ case Some(baseTitle) => {
+ if (baseTitle == null) {
+ None
+ } else {
+ getSubtitle match {
+ case None => Some(baseTitle)
+ case Some(baseSubtitle) => Some(baseTitle.concat(":".concat(baseSubtitle)))
+ }
+ }
+ }
+ }
+ }
+
+ def mapToAuthorList(map : Map[String, Any]) : List[String] = {
+ if (map contains "contribs") {
+ val objArray = map("contribs").asInstanceOf[List[Any]].map(e => e.asInstanceOf[Map[String,Any]])
+ // TODO(bnewbold): better name stuff... contrib.surname, creator.surname,
+ // or raw_name split to last
+ objArray
+ .filter(e => e contains "raw_name")
+ .map(e => e.get("raw_name").get.asInstanceOf[String])
+ } else {
+ List()
+ }
+ }
+
+ def mapToYear(map : Map[String, Any]) : Option[Int] = {
+ map.get("release_year") match {
+ case None => None
+ case Some(year) => {
+ Some(year.asInstanceOf[Double].toInt)
+ }
+ }
+ }
+
+ def jsonToMapFeatures(json : String) : Option[MapFeatures] = {
+ def makeMapFeatures(title : String, doi : String, fatcat_release: String, fatcat_work : String, authors : List[String], year : Int, contentType : String) : Option[MapFeatures] = {
+ // NOTE: not doing any filtering here!
+ val sf : ScorableFeatures = ScorableFeatures.create(title=title, authors=authors, doi=doi, fatcat_release=fatcat_release, fatcat_work=fatcat_work, year=year)
+ sf.toSlug match {
+ case None => None
+ case Some(slug) => Some(MapFeatures(slug, sf.toString))
+ }
+ }
+ Scorable.jsonToMap(json) match {
+ case None => None
+ case Some(map) =>
+ mapToTitle(map) match {
+ case None => None
+ case Some(title) => makeMapFeatures(
+ title=title,
+ // TODO: doi=Scorable.getString(map, "doi"),
+ doi=null,
+ fatcat_release=Scorable.getString(map, "ident"),
+ fatcat_work=Scorable.getString(map, "work_id"),
+ authors=mapToAuthorList(map),
+ year=mapToYear(map).getOrElse(0),
+ contentType=map.get("type").map(e => e.asInstanceOf[String]).getOrElse("MISSING-CONTENT-TYPE"))
+ }
+ }
+ }
+}
diff --git a/scalding/src/main/scala/sandcrawler/ScoreSelfFatcat.scala b/scalding/src/main/scala/sandcrawler/ScoreSelfFatcat.scala
new file mode 100644
index 0000000..d1a94fe
--- /dev/null
+++ b/scalding/src/main/scala/sandcrawler/ScoreSelfFatcat.scala
@@ -0,0 +1,43 @@
+package sandcrawler
+
+import cascading.pipe.Pipe
+import com.twitter.scalding.Args
+import com.twitter.scalding.Stat
+import com.twitter.scalding.TypedPipe
+import com.twitter.scalding.TypedTsv
+import parallelai.spyglass.base.JobBase
+
+class ScoreSelfFatcatJob(args: Args) extends JobBase(args) {
+
+ val fatcatRowCount = Stat("fatcat-rows-filtered", "sandcrawler")
+ val joinedRowCount = Stat("joined-rows", "sandcrawler")
+
+ val fatcatScorable : Scorable = new FatcatScorable()
+ val fatcatPipe : TypedPipe[(String, ReduceFeatures)] = fatcatScorable
+ .getInputPipe(args)
+ .map { r =>
+ fatcatRowCount.inc
+ r
+ }
+
+ val joinedPipe = fatcatPipe
+ .addTrap(TypedTsv(args("output") + ".trapped"))
+ .join(fatcatPipe)
+
+ // TypedTsv doesn't work over case classes.
+ joinedPipe
+ // filter out trivial self-matches (releases are identical)
+ .filter { case (slug, (fatcatFeaturesLeft, fatcatFeaturesRight)) =>
+ Scorable.selfMatchable(fatcatFeaturesLeft, fatcatFeaturesRight)
+ }
+ .map { case (slug, (fatcatFeaturesLeft, fatcatFeaturesRight)) =>
+ joinedRowCount.inc
+ new ReduceOutput(
+ slug,
+ Scorable.computeSimilarity(fatcatFeaturesLeft, fatcatFeaturesRight),
+ fatcatFeaturesLeft.json,
+ fatcatFeaturesRight.json)
+ }
+ .map { entry => (entry.slug, entry.score, entry.json1, entry.json2) }
+ .write(TypedTsv[(String, Int, String, String)](args("output")))
+}