Book Image

Solr Cookbook - Third Edition - Third Edition

By : Rafal Kuc
Book Image

Solr Cookbook - Third Edition - Third Edition

By: Rafal Kuc

Overview of this book

This book is for intermediate Solr Developers who are willing to learn and implement Pro-level practices, techniques, and solutions. This edition will specifically appeal to developers who wish to quickly get to grips with the changes and new features of Apache Solr 5.
Table of Contents (18 chapters)
Solr Cookbook Third Edition
Credits
About the Author
Acknowledgments
About the Reviewers
www.PacktPub.com
Preface
Index

Removing HTML tags during indexing


There are many real-life situations when you have to clean your data. Let's assume that you want to index web pages that your client sends you. You don't know anything about the structure of the page; one thing you know is that you must provide a search mechanism that will enable searching through the content of the pages. Of course, you can index the whole page splitting it by whitespaces, but then you will probably hear the client complain about the HTML tags being searchable, and so on. So, before we enable searching on the contents of the page, we need to clean the data. In this recipe, we will see how to remove the HTML tags with Solr.

How to do it...

Now, let's take a look at the steps needed to remove the HTML tags from our data.

  1. We start by assuming that our data looks like this:

    <add>
     <doc>
      <field name="id">1</field>
      <field name="html"><![CDATA[<html><head><title>My page</title></head...