From e5db9bc783c1157984c160d155c44d38b84b57ce Mon Sep 17 00:00:00 2001
From: Bryan Newbold <bnewbold@archive.org>
Date: Wed, 12 Sep 2018 15:27:08 -0700
Subject: hack scorejob variant with extra context joined in

This is to allow pushes to fatcat. There is probably a better way...
---
 .../main/scala/sandcrawler/ScoreInsertable.scala   | 86 ++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 scalding/src/main/scala/sandcrawler/ScoreInsertable.scala

(limited to 'scalding/src/main')

diff --git a/scalding/src/main/scala/sandcrawler/ScoreInsertable.scala b/scalding/src/main/scala/sandcrawler/ScoreInsertable.scala
new file mode 100644
index 0000000..58007fa
--- /dev/null
+++ b/scalding/src/main/scala/sandcrawler/ScoreInsertable.scala
@@ -0,0 +1,86 @@
+package sandcrawler
+
+import cascading.tuple.Fields
+import cascading.pipe.Pipe
+import com.twitter.scalding._
+import com.twitter.scalding.typed.TDsl._
+import org.apache.hadoop.hbase.io.ImmutableBytesWritable
+import org.apache.hadoop.hbase.util.Bytes
+import parallelai.spyglass.base.JobBase
+import parallelai.spyglass.hbase.HBaseConstants.SourceMode
+import parallelai.spyglass.hbase.HBasePipeConversions
+import parallelai.spyglass.hbase.HBaseSource
+
+class ScoreInsertableJob(args: Args) extends JobBase(args) {
+
+  val grobidRowCount = Stat("grobid-rows-filtered", "sandcrawler")
+  val crossrefRowCount = Stat("crossref-rows-filtered", "sandcrawler")
+  val cdxRowCount = Stat("cdx-rows", "sandcrawler")
+  val scoredRowCount = Stat("scored-rows", "sandcrawler")
+  val joinedRowCount = Stat("joined-rows", "sandcrawler")
+
+  val grobidScorable : Scorable = new GrobidScorable()
+  val crossrefScorable : Scorable = new CrossrefScorable()
+
+  val grobidPipe : TypedPipe[(String, ReduceFeatures)] = grobidScorable
+    .getInputPipe(args)
+    .map { r =>
+      grobidRowCount.inc
+      r
+    }
+  val crossrefPipe : TypedPipe[(String, ReduceFeatures)] = crossrefScorable
+    .getInputPipe(args)
+    .map { r =>
+      crossrefRowCount.inc
+      r
+    }
+  val cdxPipe : TypedPipe[(String, String, String, Long)] = ScoreInsertableJob.getHBaseCdxSource(args("hbase-table"), args("zookeeper-hosts"))
+    .read
+    .toTypedPipe[(ImmutableBytesWritable,ImmutableBytesWritable,ImmutableBytesWritable,ImmutableBytesWritable)](new Fields("key", "cdx", "mime", "size"))
+    .filter { case (_, cdx, mime, size) => cdx != null && mime != null && size != null }
+    .map { case (key, cdx, mime, size) =>
+      (Bytes.toString(key.copyBytes()),
+       Bytes.toString(cdx.copyBytes()),
+       Bytes.toString(mime.copyBytes()),
+       Bytes.toLong(size.copyBytes()))
+    }
+    .map { r =>
+      cdxRowCount.inc
+      r
+    }
+
+  val scoredPipe = grobidPipe
+    .addTrap(TypedTsv(args("output") + ".trapped"))
+    .join(crossrefPipe)
+    .map { case (slug, (grobidFeatures, crossrefFeatures)) =>
+      scoredRowCount.inc
+      //val (slug : String, (grobidFeatures: ReduceFeatures, crossrefFeatures: ReduceFeatures)) = entry
+      // Not ever Empty, I promise
+      val key = Scorable.getStringOption(Scorable.jsonToMap(grobidFeatures.json), "sha1").orNull
+      (key, new ReduceOutput(
+        slug,
+        Scorable.computeSimilarity(grobidFeatures, crossrefFeatures),
+        grobidFeatures.json,
+        crossrefFeatures.json))
+    }
+    .map { case (key, entry) => (key, entry.slug, entry.score, entry.json1, entry.json2) }
+    .groupBy { case (key, _, _, _, _) => key }
+
+  // TypedTsv doesn't work over case classes.
+  val joinedPipe = scoredPipe
+    .join(cdxPipe.groupBy { case (key, _, _, _) => key })
+    .map { case (key, ((_, slug, score, left, right), (_, cdx, mime, size))) => (key, slug, score, left, right, cdx, mime, size) }
+    .write(TypedTsv[(String, String, Int, String, String, String, String, Long)](args("output")))
+}
+
+object ScoreInsertableJob {
+
+  // eg, "wbgrp-journal-extract-0-qa",7 "mtrcs-zk1.us.archive.org:2181"
+  def getHBaseCdxSource(hbaseTable: String, zookeeperHosts: String) : HBaseSource = {
+    HBaseBuilder.build(
+      hbaseTable,
+      zookeeperHosts,
+      List("file:cdx", "file:mime", "file:size"),
+      SourceMode.SCAN_ALL)
+  }
+}
-- 
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