com.salesmanager.catalog.URLInterceptor.java Source code

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Here is the source code for com.salesmanager.catalog.URLInterceptor.java

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/*
 * Licensed to csti consulting 
 * You may obtain a copy of the License at
 *
 * http://www.csticonsulting.com
 * Copyright (c) 2006-Aug 25, 2010 Consultation CS-TI inc. 
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package com.salesmanager.catalog;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.lang.StringUtils;

import com.opensymphony.xwork2.ActionInvocation;
import com.salesmanager.common.SalesManagerBaseAction;
import com.salesmanager.core.util.www.SalesManagerInterceptor;

public class URLInterceptor extends SalesManagerInterceptor {

    @Override
    protected String baseIntercept(ActionInvocation invoke, HttpServletRequest req, HttpServletResponse resp)
            throws Exception {
        // TODO Auto-generated method stub

        /**
         * This interceptor is used for urls invoked using SEO type urls The
         * system is configured to support /category/category-name
         * /product/product-name /pagelink/page-name
         */

        // get the product from the path
        String path = StringUtils.removeStart(req.getRequestURI(), req.getContextPath());

        /**
         * should have left /category/<PRODUCT-URL>?request parameters or should
         * have left /pagelink/<PAGE-URL>?request parameters or should have left
         * /product/<PRODUCT-URL>?request parameters keep after second / and
         * before ?
         */

        // remove /product or /category or /page
        String pathnocontext = path.substring(1);// remove /

        // should now have product/<PRODUCT-ID>?request parameters or
        // category/<CATEGORY-ID>?request parameters or pagelink/<PAGE-ID>
        String[] parameters = pathnocontext.split("/");

        // should now have
        // parameters[0] = product or category or pagelink
        // parameters[1] = <PRODUCT-ID>?parameters

        if (parameters == null || parameters.length == 1) {
            throw new Exception("Invalid parameters in request " + path);
        }

        String id = parameters[1];

        if (id.contains(".action")) {
            id = id.substring(0, id.indexOf(".action"));
        }

        SalesManagerBaseAction action = ((SalesManagerBaseAction) invoke.getAction());

        action.setRequestedEntityId(id);

        return null;

    }

}