The PHP Lucene should now work as an alternative to the Java Lucene.

Committed by: Megan Watson

The PHP Lucene should now work as an alternative to the Java Lucene.
Committed by: Megan Watson
Megan
1 parent 92286ccb
Showing 1 changed file with 38 additions and 20 deletions
search2/indexing/indexers/PHPLuceneIndexer.inc.php
@@ -7,31 +7,31 @@
  * Document Management Made Simple
  * Copyright (C) 2008, 2009 KnowledgeTree Inc.
  * Portions copyright The Jam Warehouse Software (Pty) Limited
- * 
+ *
  * This program is free software; you can redistribute it and/or modify it under
  * the terms of the GNU General Public License version 3 as published by the
  * Free Software Foundation.
- * 
+ *
  * This program is distributed in the hope that it will be useful, but WITHOUT
  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
  * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
  * details.
- * 
+ *
  * You should have received a copy of the GNU General Public License
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
- * 
- * You can contact KnowledgeTree Inc., PO Box 7775 #87847, San Francisco, 
+ *
+ * You can contact KnowledgeTree Inc., PO Box 7775 #87847, San Francisco,
  * California 94120-7775, or email info@knowledgetree.com.
- * 
+ *
  * The interactive user interfaces in modified source and object code versions
  * of this program must display Appropriate Legal Notices, as required under
  * Section 5 of the GNU General Public License version 3.
- * 
+ *
  * In accordance with Section 7(b) of the GNU General Public License version 3,
  * these Appropriate Legal Notices must retain the display of the "Powered by
- * KnowledgeTree" logo and retain the original copyright notice. If the display of the 
+ * KnowledgeTree" logo and retain the original copyright notice. If the display of the
  * logo is not reasonably feasible for technical reasons, the Appropriate Legal Notices
- * must display the words "Powered by KnowledgeTree" and retain the original 
+ * must display the words "Powered by KnowledgeTree" and retain the original
  * copyright notice.
  * Contributor( s): ______________________________________
  *
@@ -67,9 +67,13 @@ class PHPLuceneIndexer extends Indexer
 		}
 		catch(Exception $ex)
 		{
-			$this->lucene = null;
-			if (!$catchException)
-				throw $ex;
+            if($ex->getMessage() == "Index doesn't exists in the specified directory."){
+                $this->lucene = new Zend_Search_Lucene($indexPath, true);
+            }else {
+                $this->lucene = null;
+                if (!$catchException)
+                    throw $ex;
+            }
 		}
 	}
@@ -94,13 +98,16 @@ class PHPLuceneIndexer extends Indexer
 	 */
 	private function addDocument($docid, $content, $discussion, $title, $version)
 	{
-		$doc = new Zend_Search_Lucene_Document();
-		$doc->addField(Zend_Search_Lucene_Field::Text('DocumentID', PHPLuceneIndexer::longToString($docid)));
-		$doc->addField(Zend_Search_Lucene_Field::Text('Content', $content, 'UTF-8'));
-		$doc->addField(Zend_Search_Lucene_Field::Text('Discussion', $discussion, 'UTF-8'));
-		$doc->addField(Zend_Search_Lucene_Field::Text('Title', $title, 'UTF-8'));
-		$doc->addField(Zend_Search_Lucene_Field::Text('Version', $version, 'UTF-8'));
-		$this->lucene->addDocument($doc);
+        $teaser = substr($content, 0, 250);
+
+        $doc = new Zend_Search_Lucene_Document();
+        $doc->addField(Zend_Search_Lucene_Field::Text('DocumentID', PHPLuceneIndexer::longToString($docid)));
+        $doc->addField(Zend_Search_Lucene_Field::Text('Content', $content, 'UTF-8'));
+        $doc->addField(Zend_Search_Lucene_Field::unStored('Discussion', $discussion, 'UTF-8'));
+        $doc->addField(Zend_Search_Lucene_Field::Text('Title', $title, 'UTF-8'));
+        $doc->addField(Zend_Search_Lucene_Field::Text('Version', $version, 'UTF-8'));
+        $doc->addField(Zend_Search_Lucene_Field::unIndexed('Summary', $teaser, 'UTF-8'));
+        $this->lucene->addDocument($doc);
 	}
 	/**
@@ -232,6 +239,7 @@ class PHPLuceneIndexer extends Indexer
             $document_id = PHPLuceneIndexer::stringToLong($document->DocumentID);
+            /*
             $coreText = '';
             if ($queryContent)
             {
@@ -243,6 +251,11 @@ class PHPLuceneIndexer extends Indexer
             }
             $content = $query->highlightMatches($coreText);
+            */
+
+            $teaser = $document->Summary;
+
+            $content = $query->highlightMatches($teaser);
             $title = $document->Title;
             $score = $hit->score;
@@ -250,6 +263,7 @@ class PHPLuceneIndexer extends Indexer
             // avoid adding duplicates. If it is in already, it has higher priority.
             if (!array_key_exists($document_id, $results) || $score > $results[$document_id]->Score)
             {
+                $item = new DocumentResultItem($document_id, $score, $title, $content);
                 $item = new QueryResultItem($document_id,  $score, $title,  $content);
                 if ($item->CanBeReadByUser)
                 {
@@ -284,4 +298,8 @@ class PHPLuceneIndexer extends Indexer
 		return _kt('Document Indexer Library');
 	}
 }
-?>
+
+    public function isDocumentIndexed($documentId){
+        // do something
+    }
+?>
 \ No newline at end of file