/*
 *
 * This file is part of the iText (R) project.
    Copyright (c) 1998-2017 iText Group NV
 * Authors: Bruno Lowagie, Paulo Soares, et al.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License version 3
 * as published by the Free Software Foundation with the addition of the
 * following permission added to Section 15 as permitted in Section 7(a):
 * FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY
 * ITEXT GROUP. ITEXT GROUP DISCLAIMS THE WARRANTY OF NON INFRINGEMENT
 * OF THIRD PARTY RIGHTS
 *
 * This program is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU Affero General Public License for more details.
 * You should have received a copy of the GNU Affero General Public License
 * along with this program; if not, see http://www.gnu.org/licenses or write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA, 02110-1301 USA, or download the license from the following URL:
 * http://itextpdf.com/terms-of-use/
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU Affero General Public License.
 *
 * In accordance with Section 7(b) of the GNU Affero General Public License,
 * a covered work must retain the producer line in every PDF that is created
 * or manipulated using iText.
 *
 * You can be released from the requirements of the license by purchasing
 * a commercial license. Buying such a license is mandatory as soon as you
 * develop commercial activities involving the iText software without
 * disclosing the source code of your own applications.
 * These activities include: offering paid services to customers as an ASP,
 * serving PDFs on the fly in a web application, shipping iText with a closed
 * source product.
 *
 * For more information, please contact iText Software Corp. at this
 * address: sales@itextpdf.com
 */
package com.itextpdf.text.xml.xmp;


import com.itextpdf.xmp.XMPConst;
import com.itextpdf.xmp.XMPException;
import com.itextpdf.xmp.XMPMeta;
import com.itextpdf.xmp.XMPUtils;
import com.itextpdf.xmp.options.PropertyOptions;

/**
 * An implementation of an XmpSchema.
 */
@Deprecated
public class DublinCoreSchema extends XmpSchema {

	private static final long serialVersionUID = -4551741356374797330L;
	/** default namespace identifier*/
	public static final String DEFAULT_XPATH_ID = "dc";
	/** default namespace uri*/
	public static final String DEFAULT_XPATH_URI = "http://purl.org/dc/elements/1.1/";
	
	/** External Contributors to the resource (other than the authors). */
	public static final String CONTRIBUTOR = "dc:contributor";
	/** The extent or scope of the resource. */
	public static final String COVERAGE = "dc:coverage";
	/** The authors of the resource (listed in order of precedence, if significant). */
	public static final String CREATOR = "dc:creator";
	/** Date(s) that something interesting happened to the resource. */
	public static final String DATE = "dc:date";
	/** A textual description of the content of the resource. Multiple values may be present for different languages. */
	public static final String DESCRIPTION = "dc:description";
	/** The file format used when saving the resource. Tools and applications should set this property to the save format of the data. It may include appropriate qualifiers. */
	public static final String FORMAT = "dc:format";
	/** Unique identifier of the resource. */
	public static final String IDENTIFIER = "dc:identifier";
	/** An unordered array specifying the languages used in the	resource. */
	public static final String LANGUAGE = "dc:language";
	/** Publishers. */
	public static final String PUBLISHER = "dc:publisher";
	/** Relationships to other documents. */
	public static final String RELATION = "dc:relation";
	/** Informal rights statement, selected by language. */
	public static final String RIGHTS = "dc:rights";
	/** Unique identifier of the work from which this resource was derived. */
	public static final String SOURCE = "dc:source";
	/** An unordered array of descriptive phrases or keywords that specify the topic of the content of the resource. */
	public static final String SUBJECT = "dc:subject";
	/** The title of the document, or the name given to the resource. Typically, it will be a name by which the resource is formally known. */
	public static final String TITLE = "dc:title";
	/** A document type; for example, novel, poem, or working paper. */
	public static final String TYPE = "dc:type";

	
	public DublinCoreSchema() {
		super("xmlns:" + DEFAULT_XPATH_ID + "=\"" + DEFAULT_XPATH_URI + "\"");
		setProperty(FORMAT, "application/pdf");
	}
	
	/**
	 * Adds a title.
	 * @param title
	 */
	public void addTitle(String title) {
		XmpArray array = new XmpArray(XmpArray.ALTERNATIVE);
		array.add(title);
		setProperty(TITLE, array);
	}

    /**
     * Adds a title.
     * @param title
     */
    public void addTitle(LangAlt title) {
        setProperty(TITLE, title);
    }

    /**
	 * Adds a description.
	 * @param desc
	 */
	public void addDescription(String desc) {
		XmpArray array = new XmpArray(XmpArray.ALTERNATIVE);
		array.add(desc);
		setProperty(DESCRIPTION, array);
	}

    /**
     * Adds a description.
     * @param desc
     */
    public void addDescription(LangAlt desc) {
        setProperty(DESCRIPTION, desc);
    }

    /**
	 * Adds a subject.
	 * @param subject
	 */
	public void addSubject(String subject) {
		XmpArray array = new XmpArray(XmpArray.UNORDERED);
		array.add(subject);
		setProperty(SUBJECT, array);
	}

	
	/**
	 * Adds a subject.
	 * @param subject array of subjects
	 */
	public void addSubject(String[] subject) {
		XmpArray array = new XmpArray(XmpArray.UNORDERED);
		for (int i = 0; i < subject.length; i++) {
			array.add(subject[i]);
		}
		setProperty(SUBJECT, array);
	}
	
	/**
	 * Adds a single author.
	 * @param author
	 */
	public void addAuthor(String author) {
		XmpArray array = new XmpArray(XmpArray.ORDERED);
		array.add(author);
		setProperty(CREATOR, array);
	}

	/**
	 * Adds an array of authors.
	 * @param author
	 */
	public void addAuthor(String[] author) {
		XmpArray array = new XmpArray(XmpArray.ORDERED);
		for (int i = 0; i < author.length; i++) {
			array.add(author[i]);
		}
		setProperty(CREATOR, array);
	}

	/**
	 * Adds a single publisher.
	 * @param publisher
	 */
	public void addPublisher(String publisher) {
		XmpArray array = new XmpArray(XmpArray.ORDERED);
		array.add(publisher);
		setProperty(PUBLISHER, array);
	}

	/**
	 * Adds an array of publishers.
	 * @param publisher
	 */
	public void addPublisher(String[] publisher) {
		XmpArray array = new XmpArray(XmpArray.ORDERED);
		for (int i = 0; i < publisher.length; i++) {
			array.add(publisher[i]);
		}
		setProperty(PUBLISHER, array);
	}
}
