D-Net

package eu.dnetlib.openaire.exporter;

import javax.servlet.http.HttpServletRequest;

public class ProjectQueryParamsFactory {

	private static final String BASE_PATH = "/openaire/export/";

	private static final String NO_FILTER = "ALL";

	public ProjectQueryParams generateParams(final HttpServletRequest request,

			final String startFrom,

			final String startUntil,

			final String endFrom,

			final String endUntil) {

		ProjectQueryParams params = new ProjectQueryParams();

		String[] arr = request.getPathInfo().replace(BASE_PATH, "").split("\\/");

		if (arr.length != 5) throw new IllegalArgumentException("Invalid url");

		params.setFundingProgramme(arr[0]);

		String stream = NO_FILTER.equals(arr[1]) ? null : arr[1];

		String substream = NO_FILTER.equals(arr[2]) ? null : arr[2];

		if (substream == null) {

			params.setFundingPath(stream);

		} else {

			if (stream == null) {

				stream = "%";

			}

			params.setFundingPath(stream + "::" + substream);

		}

		// params.setSpecificProgramme(NO_FILTER.equals(arr[1]) ? null : arr[1]);

		// params.setSubdivision(NO_FILTER.equals(arr[2]) ? null : arr[2]);

		// NB: arr[3] should be 'projects'

		// NB: arr[4] should be '[file].do'

		params.setStartFrom(startFrom);

		params.setStartUntil(startUntil);

		params.setEndFrom(endFrom);

		params.setEndUntil(endUntil);

		return params;

	}

}