fi.foyt.fni.utils.licenses.CreativeCommonsUtils.java Source code

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Here is the source code for fi.foyt.fni.utils.licenses.CreativeCommonsUtils.java

Source

package fi.foyt.fni.utils.licenses;

import java.util.ArrayList;
import java.util.List;

import org.apache.commons.lang3.StringUtils;

public class CreativeCommonsUtils {

    public static CreativeCommonsLicense parseLicenseUrl(String url) {
        if (StringUtils.isNotBlank(url)) {
            boolean secure = url.startsWith("https:");

            url = url.substring(secure ? 6 : 5);

            if (StringUtils.startsWith(url, CreativeCommonsLicense.URL_PREFIX)) {
                String[] parts = StringUtils.substring(url, CreativeCommonsLicense.URL_PREFIX.length()).split("/");
                if (parts.length == 1) {
                    // Public domain ? 
                    if (StringUtils.equals(parts[0], "publicdomain")) {
                        return new CreativeCommonsLicense(secure, new String[] { "publicdomain" }, "", "");
                    } else {
                        // Without jurisdiction and version
                        return new CreativeCommonsLicense(secure, parts[0].split("-"), "3.0", "");
                    }
                } else if (parts.length == 2) {
                    // Without jurisdiction
                    return new CreativeCommonsLicense(secure, parts[0].split("-"), parts[1], "");
                } else if (parts.length == 3) {
                    // With jurisdiction
                    return new CreativeCommonsLicense(secure, parts[0].split("-"), parts[1], parts[2]);
                }
            }
        }

        return null;
    }

    public static String createLicenseUrl(boolean secure, String[] properties, String version,
            String jurisdiction) {
        CreativeCommonsLicense license = new CreativeCommonsLicense(secure, properties, version, jurisdiction);
        return license.getUrl();
    }

    public static String createLicenseUrl(boolean attribution, boolean derivatives, boolean shareAlike,
            boolean commercial) {
        List<String> properties = new ArrayList<String>();
        if (attribution) {
            properties.add("by");
        }

        if (!commercial) {
            properties.add("nc");
        }

        if (!derivatives) {
            properties.add("nd");
        }

        if (shareAlike) {
            properties.add("sa");
        }

        return createLicenseUrl(true, properties.toArray(new String[0]), null, null);
    }
}