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-rw-r--r--scalding/src/main/scala/sandcrawler/HBaseCrossrefScoreJob.scala58
-rw-r--r--scalding/src/test/scala/sandcrawler/HBaseCrossrefScoreTest.scala73
2 files changed, 131 insertions, 0 deletions
diff --git a/scalding/src/main/scala/sandcrawler/HBaseCrossrefScoreJob.scala b/scalding/src/main/scala/sandcrawler/HBaseCrossrefScoreJob.scala
new file mode 100644
index 0000000..a22af81
--- /dev/null
+++ b/scalding/src/main/scala/sandcrawler/HBaseCrossrefScoreJob.scala
@@ -0,0 +1,58 @@
+package sandcrawler
+
+import java.util.Properties
+
+import scala.util.parsing.json.JSON
+
+import cascading.tuple.Fields
+import com.twitter.scalding._
+import com.twitter.scalding.typed.TDsl._
+import org.apache.hadoop.hbase.io.ImmutableBytesWritable
+import parallelai.spyglass.base.JobBase
+import parallelai.spyglass.hbase.HBaseConstants.SourceMode
+import parallelai.spyglass.hbase.HBasePipeConversions
+
+class HBaseCrossrefScoreJob(args: Args) extends JobBase(args) with HBasePipeConversions {
+
+ // key is SHA1
+ val grobidSource = HBaseBuilder.build(
+ args("grobid-table"),
+ args("zookeeper-hosts"),
+ List("grobid0:tei_json"),
+ sourceMode = SourceMode.SCAN_ALL)
+
+ val grobidPipe = grobidSource
+ .read
+ .map('tei_json -> 'slug) {
+ json : String => HBaseCrossrefScore.grobidToSlug(json)}
+
+ /*
+ val crossrefSource = TextLine(args("input"))
+ val crossrefPipe = crossrefSource
+ .read
+ .map('line -> 'slug) {
+ json : String => crossrefToSlug(json)}
+
+
+ statusPipe.groupBy { identity }
+ .size
+ .debug
+ .write(TypedTsv[(Long,Long)](args("output")))
+ */
+}
+
+object HBaseCrossrefScore {
+ def grobidToSlug(json : String) = {
+ // https://stackoverflow.com/a/32717262/631051
+ val jsonObject = JSON.parseFull(json)
+ val globalMap = jsonObject.get.asInstanceOf[Map[String, Any]]
+ globalMap.get("title") match {
+ case Some(title) => titleToSlug(title.asInstanceOf[String])
+ case None => ""
+ }
+ }
+
+ def titleToSlug(title : String) = {
+ title.split(":")(0)
+ }
+}
diff --git a/scalding/src/test/scala/sandcrawler/HBaseCrossrefScoreTest.scala b/scalding/src/test/scala/sandcrawler/HBaseCrossrefScoreTest.scala
new file mode 100644
index 0000000..186bb70
--- /dev/null
+++ b/scalding/src/test/scala/sandcrawler/HBaseCrossrefScoreTest.scala
@@ -0,0 +1,73 @@
+package sandcrawler
+
+import cascading.tuple.Fields
+import org.scalatest._
+import parallelai.spyglass.hbase.HBaseConstants.SourceMode
+
+class HBaseCrossrefScoreTest extends FlatSpec with Matchers {
+ val GrobidString = """
+{
+ "title": "Dummy Example File",
+ "authors": [
+ {"name": "Brewster Kahle"},
+ {"name": "J Doe"}
+ ],
+ "journal": {
+ "name": "Dummy Example File. Journal of Fake News. pp. 1-2. ISSN 1234-5678",
+ "eissn": null,
+ "issn": null,
+ "issue": null,
+ "publisher": null,
+ "volume": null
+ },
+ "date": "2000",
+ "doi": null,
+ "citations": [
+ { "authors": [{"name": "A Seaperson"}],
+ "date": "2001",
+ "id": "b0",
+ "index": 0,
+ "issue": null,
+ "journal": "Letters in the Alphabet",
+ "publisher": null,
+ "title": "Everything is Wonderful",
+ "url": null,
+ "volume": "20"},
+ { "authors": [],
+ "date": "2011-03-28",
+ "id": "b1",
+ "index": 1,
+ "issue": null,
+ "journal": "The Dictionary",
+ "publisher": null,
+ "title": "All about Facts",
+ "url": null,
+ "volume": "14"}
+ ],
+ "abstract": "Everything you ever wanted to know about nothing",
+ "body": "Introduction \nEverything starts somewhere, as somebody [1] once said. \n\n In Depth \n Meat \nYou know, for kids. \n Potatos \nQED.",
+ "acknowledgement": null,
+ "annex": null
+}
+"""
+ val GrobidStringWithoutTitle = GrobidString.replace("title", "nottitle")
+
+ "titleToSlug()" should "extract the parts of titles before a colon" in {
+ val slug = HBaseCrossrefScore.titleToSlug("hello:there")
+ slug shouldBe "hello"
+ }
+ it should "extract an entire colon-less string" in {
+ val slug = HBaseCrossrefScore.titleToSlug("hello there")
+ slug shouldBe "hello there"
+ }
+
+ "grobidToSlug()" should "get the right slug for a grobid json string" in {
+ val slug = HBaseCrossrefScore.grobidToSlug(GrobidString)
+ slug shouldBe "Dummy Example File"
+ }
+
+ "grobidToSlug()" should "return empty string for a grobid json string without a title" in {
+ val slug = HBaseCrossrefScore.grobidToSlug(GrobidStringWithoutTitle)
+ slug shouldBe ""
+ }
+}