Coverage report

  %line %branch
org.apache.jetspeed.rewriter.WebContentRewriter
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 1   
 /*
 2   
  * Licensed to the Apache Software Foundation (ASF) under one or more
 3   
  * contributor license agreements.  See the NOTICE file distributed with
 4   
  * this work for additional information regarding copyright ownership.
 5   
  * The ASF licenses this file to You under the Apache License, Version 2.0
 6   
  * (the "License"); you may not use this file except in compliance with
 7   
  * the License.  You may obtain a copy of the License at
 8   
  *
 9   
  *     http://www.apache.org/licenses/LICENSE-2.0
 10   
  *
 11   
  * Unless required by applicable law or agreed to in writing, software
 12   
  * distributed under the License is distributed on an "AS IS" BASIS,
 13   
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 14   
  * See the License for the specific language governing permissions and
 15   
  * limitations under the License.
 16   
  */
 17   
 package org.apache.jetspeed.rewriter;
 18   
 
 19   
 import java.util.StringTokenizer;
 20   
 
 21   
 import javax.portlet.PortletURL;
 22   
 
 23   
 /**
 24   
  * WebContentRewriter
 25   
  *
 26   
  * @author <a href="mailto:rogerrutr@apache.org">Roger Ruttimann </a>
 27   
  * @version $Id: WebContentRewriter.java 516448 2007-03-09 16:25:47Z ate $
 28   
  */
 29  0 
 public class WebContentRewriter extends RulesetRewriterImpl implements Rewriter
 30   
 {
 31   
     /* (non-Javadoc)
 32   
     * @see org.apache.jetspeed.syndication.services.crawler.rewriter.Rewriter#convertTagEvent(java.lang.String, org.xml.sax.Attributes)
 33   
     */
 34   
     public void enterConvertTagEvent(String tagid, MutableAttributes attributes) {
 35  0 
         super.enterConvertTagEvent(tagid, attributes);
 36  0 
     }
 37   
 
 38   
     /** parameters that need to be propagated in the action URL (since HTTP request parameters will not be available) */
 39   
     public static final String ACTION_PARAMETER_URL    = "_AP_URL";
 40   
     public static final String ACTION_PARAMETER_METHOD = "_AP_METHOD";
 41   
 
 42   
     /*
 43   
      * Portlet URL will be used to replace all URL's
 44   
      */
 45  0 
     private PortletURL actionURL = null;
 46   
 
 47   
     /**
 48   
      * Setters/getters for members
 49   
      */
 50   
     public void setActionURL(PortletURL action)
 51   
     {
 52  0 
         this.actionURL = action;
 53  0 
     }
 54   
 
 55   
     public PortletURL getActionURL()
 56   
     {
 57  0 
         return this.actionURL;
 58   
     }
 59   
 
 60   
     /**
 61   
      * rewriteURL
 62   
      *
 63   
      * @param url
 64   
      * @param tag
 65   
      * @param attribute
 66   
      * @param otherAttributes
 67   
      * @return the modified url which is a portlet action
 68   
      *
 69   
      * Rewrites all urls HREFS with a portlet action
 70   
      */
 71   
     public String rewriteUrl(String url, String tag, String attribute, MutableAttributes otherAttributes)
 72   
     {
 73  0 
          String modifiedURL = url;
 74  0 
         modifiedURL = getModifiedURL(url);
 75   
 
 76   
         // translate "submit" URL's as actions
 77   
         //  <A href="..."/>
 78   
         //  <FORM submit="..."/>
 79  0 
         if (( tag.equalsIgnoreCase("A") && attribute.equalsIgnoreCase("href")) ||
 80   
             ( tag.equalsIgnoreCase("FORM") && attribute.equalsIgnoreCase("action")))
 81   
 
 82   
         {
 83   
                 // Regular URL just add a portlet action
 84  0 
                 if (this.actionURL != null)
 85   
                 {
 86   
                     // create Action URL
 87  0 
                     actionURL.setParameter(ACTION_PARAMETER_URL, modifiedURL);
 88  0 
                     if (tag.equalsIgnoreCase("FORM"))
 89   
                     {
 90  0 
                         String httpMethod = otherAttributes.getValue("method");
 91  0 
                         if (httpMethod != null)
 92  0 
                             actionURL.setParameter(ACTION_PARAMETER_METHOD, httpMethod);
 93   
                     }
 94  0 
                     modifiedURL = actionURL.toString();
 95   
                 }
 96   
         }
 97   
 
 98   
         // Deal with links in an "onclick".
 99  0 
         if (attribute.equalsIgnoreCase("onclick"))
 100   
         {
 101   
             // Check for onclick with location change
 102  0 
             for (int i=0; i < otherAttributes.getLength(); i++) {
 103   
 
 104  0 
                 String name = otherAttributes.getQName(i);
 105   
 
 106  0 
                 if (name.equalsIgnoreCase("onclick")) {
 107   
 
 108  0 
                     String value = otherAttributes.getValue(i);
 109   
 
 110  0 
                     int index = value.indexOf(".location=");
 111  0 
                     if (index >= 0) {
 112  0 
                         String oldLocation = value.substring(index + ".location=".length());
 113  0 
                         StringTokenizer tokenizer = new StringTokenizer(oldLocation, "\'\"");
 114  0 
                         oldLocation = tokenizer.nextToken();
 115   
 
 116  0 
                         modifiedURL = oldLocation;
 117  0 
                         url = oldLocation;
 118  0 
                         modifiedURL = getModifiedURL(url);
 119   
 
 120   
                         // Regular URL just add a portlet action
 121  0 
                         if (this.actionURL != null)
 122   
                         {
 123   
                             // create Action URL
 124  0 
                             actionURL.setParameter(ACTION_PARAMETER_URL, modifiedURL);
 125  0 
                             modifiedURL = actionURL.toString();
 126   
                         }
 127   
 
 128   
 
 129  0 
                         modifiedURL = value.replaceAll(oldLocation, modifiedURL);
 130   
                     }
 131   
                 }
 132   
             }
 133   
 
 134   
 
 135   
         }
 136   
 
 137   
         // if ( !url.equalsIgnoreCase( modifiedURL ))
 138   
         //     System.out.println("WebContentRewriter.rewriteUrl() - In tag: "+tag+", for attribute: "+attribute+", converted url: "+url+", to: "+modifiedURL+", base URL was: "+getBaseUrl());
 139   
 
 140  0 
         return modifiedURL;
 141   
     }
 142   
 
 143   
     private String getModifiedURL(String url) {
 144  0 
         String modifiedURL = url;
 145   
         // Any relative URL needs to be converted to a full URL
 146  0 
         if (url.startsWith("/") || (!url.startsWith("http:") && !url.startsWith("https:")))
 147   
         {
 148  0 
             if (this.getBaseUrl() != null)
 149   
             {
 150  0 
                 modifiedURL = getBaseRelativeUrl(url) ;
 151   
                 // System.out.println("WebContentRewriter.rewriteUrl() - translated URL relative to base URL - result is: "+modifiedURL);
 152   
   	        }
 153   
             else
 154   
             {
 155  0 
                 modifiedURL = url; // leave as is
 156   
 	        }
 157   
         }
 158  0 
         return modifiedURL;
 159   
     }
 160   
 }

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