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https://issues.apache.org/jira/browse/TIKA-180?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Sébastien Michel updated TIKA-180:
----------------------------------
Attachment: TMB.doc
> XHTMLContentHandler unable to extract text from MSWord file
> -----------------------------------------------------------
>
> Key: TIKA-180
> URL: https://issues.apache.org/jira/browse/TIKA-180
> Project: Tika
> Issue Type: Bug
> Components: parser
> Affects Versions: 0.2, 0.3
> Environment: linux. SUN JVM 1.5.0_16-b02
> Binary file indexing with Solr and Tika
> Reporter: Sébastien Michel
> Attachments: TMB.doc
>
>
> the issue is reproducible with Solr svn / ExtractingRequestHandler + patch
> SOLR.284 and tika all versions
> I tried with some MSWord files but didn't try with xls or ppt files.
> See below an example of MSWord indexing with curl that returns an exception :
> [EMAIL PROTECTED]:~$ curl
> http://localhost:8983/solr/update/extract?ext.idx.attr=false\&ext.def.fl=text\&ext.extract.only=true
> -F "myfile=@/tmp/TMB.doc"<html>
>
>
> <head>
>
> <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1"/>
>
> <title>Error 500 </title>
>
> </head>
>
> <body><h2>HTTP ERROR: 500</h2><pre>java.io.IOException: The character '' is
> an invalid XML character
> org.apache.solr.common.SolrException: java.io.IOException: The character ''
> is an invalid XML character
> at
> org.apache.solr.handler.ExtractingDocumentLoader.load(ExtractingDocumentLoader.java:160)
>
> at
> org.apache.solr.handler.ContentStreamHandlerBase.handleRequestBody(ContentStreamHandlerBase.java:54)
> at
> org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:131)
>
> at org.apache.solr.core.SolrCore.execute(SolrCore.java:1313)
>
> at
> org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:303)
>
> at
> org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:232)
>
> at
> org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1089)
>
> at
> org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:365)
>
> at
> org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
>
> at
> org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:181)
>
> at
> org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:712)
>
> at
> org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:405)
>
> at
> org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:211)
>
> at
> org.mortbay.jetty.handler.HandlerCollection.handle(HandlerCollection.java:114)
>
> at
> org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:139)
>
> at org.mortbay.jetty.Server.handle(Server.java:285)
>
> at
> org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:502)
>
> at
> org.mortbay.jetty.HttpConnection$RequestHandler.content(HttpConnection.java:835)
>
> at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:641)
> at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:202)
> at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:378)
> at
> org.mortbay.jetty.bio.SocketConnector$Connection.run(SocketConnector.java:226)
> at
> org.mortbay.thread.BoundedThreadPool$PoolThread.run(BoundedThreadPool.java:442)
> Caused by: java.io.IOException: The character '' is an invalid XML character
> at org.apache.xml.serialize.BaseMarkupSerializer.characters(Unknown
> Source)
> at
> org.apache.tika.sax.ContentHandlerDecorator.characters(ContentHandlerDecorator.java:85)
> at
> org.apache.tika.sax.XHTMLContentHandler.characters(XHTMLContentHandler.java:130)
> at
> org.apache.tika.sax.XHTMLContentHandler.element(XHTMLContentHandler.java:136)
> at
> org.apache.tika.parser.microsoft.OfficeParser.parse(OfficeParser.java:78)
> at
> org.apache.tika.parser.CompositeParser.parse(CompositeParser.java:108)
> at
> org.apache.tika.parser.AutoDetectParser.parse(AutoDetectParser.java:80)
> at
> org.apache.solr.handler.ExtractingDocumentLoader.load(ExtractingDocumentLoader.java:146)
> ... 22 more
> </pre>
> <p>RequestURI=/solr/update/extract</p><p><i><small><a
> href="http://jetty.mortbay.org/";>Powered by Jetty://</a></small></i></p><br/>
> After investigation, it seems that OfficeParser returns text and ISO control
> characters.
> I don't know where is the best place to fix the issue (POI, tika
> OfficeParser, etc)
> following a lazy patch that remove ISO control characters and try again when
> an exception occur
> --- src/main/java/org/apache/tika/sax/XHTMLContentHandler.java (révision
> 723972)
> +++ src/main/java/org/apache/tika/sax/XHTMLContentHandler.java (copie de
> travail)
> @@ -132,7 +132,19 @@
> public void element(String name, String value) throws SAXException {
> startElement(name);
> - characters(value);
> + try {
> + characters(value);
> + } catch (Exception e) {
> + int len = value.length();
> + StringBuffer buffer = new StringBuffer();
> +
> + while (len > 0) {
> + if (!Character.isISOControl(value.charAt(len-1)))
> + buffer.append(value.charAt(len-1));
> + len--;
> + }
> + characters(buffer.toString());
> + }
> endElement(name);
> }
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