de.mpg.imeji.presentation.util.SearchAndExportHelper.java Source code

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Here is the source code for de.mpg.imeji.presentation.util.SearchAndExportHelper.java

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/**
 * License: src/main/resources/license/escidoc.license
 */

package de.mpg.imeji.presentation.util;

import java.net.URI;
import java.net.URLEncoder;

import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.methods.GetMethod;

import de.mpg.imeji.logic.vo.predefinedMetadata.Publication;

public class SearchAndExportHelper {
    public static String getCitation(Publication publication) {
        URI uri = publication.getUri();
        URI searchAndExportUri = URI.create("http://" + uri.getHost() + "/search/SearchAndExport");
        String itemId = null;
        if (uri.getQuery() != null && uri.getQuery().contains("itemId=")) {
            itemId = uri.getQuery().split("itemId=")[1];
        } else if (uri.getPath() != null && uri.getPath().contains("/item/")) {
            itemId = uri.getPath().split("/item/")[1];
        }
        if (UrlHelper.isValidURI(searchAndExportUri)) {
            try {
                HttpClient client = new HttpClient();
                String exportUri = searchAndExportUri.toString() + "?cqlQuery=" + URLEncoder.encode(
                        "escidoc.objid=" + itemId + " or escidoc.property.version.objid=" + itemId, "ISO-8859-1")
                        + "&exportFormat=" + publication.getExportFormat() + "&outputFormat=html_linked";
                GetMethod method = new GetMethod(exportUri);
                client.executeMethod(method);
                return method.getResponseBodyAsString();
            } catch (Exception e) {
                return null;
            }
        }
        return null;
    }
}