fr.paris.lutece.plugins.document.service.attributes.DefaultManager.java Source code

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/*
 * Copyright (c) 2002-2014, Mairie de Paris
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *  1. Redistributions of source code must retain the above copyright notice
 *     and the following disclaimer.
 *
 *  2. Redistributions in binary form must reproduce the above copyright notice
 *     and the following disclaimer in the documentation and/or other materials
 *     provided with the distribution.
 *
 *  3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its
 *     contributors may be used to endorse or promote products derived from
 *     this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * License 1.0
 */
package fr.paris.lutece.plugins.document.service.attributes;

import fr.paris.lutece.plugins.document.business.Document;
import fr.paris.lutece.plugins.document.business.attributes.AttributeTypeHome;
import fr.paris.lutece.plugins.document.business.attributes.AttributeTypeParameter;
import fr.paris.lutece.plugins.document.business.attributes.DocumentAttribute;
import fr.paris.lutece.plugins.document.business.attributes.DocumentAttributeHome;
import fr.paris.lutece.plugins.document.service.AttributeManager;
import fr.paris.lutece.portal.business.regularexpression.RegularExpression;
import fr.paris.lutece.portal.service.regularexpression.RegularExpressionService;
import fr.paris.lutece.portal.service.template.AppTemplateService;
import fr.paris.lutece.util.html.HtmlTemplate;

import org.apache.commons.lang.StringUtils;

import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;

/**
 * Default implementation of an attribute manager
 */
public abstract class DefaultManager implements AttributeManager {
    private static final String MARK_ATTRIBUTE = "attribute";
    private static final String MARK_ATTRIBUTE_PARAMETERS = "parameters";
    private static final String MARK_DOCUMENT = "document";
    private static final String MARK_LOCALE = "locale";
    private static final String MARK_BASE_URL = "base_url";
    private String _strAttributeTypeCode;

    /**
     * Returns the Create HTML template corresponding to this attribute
     * @return The Create HTML template corresponding to this attribute
     */
    abstract String getCreateTemplate();

    /**
     * Returns the Modify HTML template corresponding to this attribute
     * @return the Modify HTML template corresponding to this attribute
     */
    abstract String getModifyTemplate();

    /**
     * Returns the Create HTML template for parameters corresponding to this
     * attribute
     * @return the Create HTML template for parameters corresponding to this
     *         attribute
     */
    abstract String getCreateParametersTemplate();

    /**
     * Returns the Modify HTML template for parameters corresponding to this
     * attribute
     * @return the Modify HTML template for parameters corresponding to this
     *         attribute
     */
    abstract String getModifyParametersTemplate();

    /**
     * {@inheritDoc}
     */
    public String getCreateFormHtml(DocumentAttribute attribute, Locale locale, String strBaseUrl) {
        Map<String, Object> model = new HashMap<String, Object>();
        model.put(MARK_ATTRIBUTE, attribute);
        model.put(MARK_ATTRIBUTE_PARAMETERS, getParameters(attribute.getId(), locale));
        model.put(MARK_LOCALE, locale);
        model.put(MARK_BASE_URL, strBaseUrl);

        HtmlTemplate template = AppTemplateService.getTemplate(getCreateTemplate(), locale, model);

        return template.getHtml();
    }

    /**
     * {@inheritDoc}
     */
    public String getModifyFormHtml(DocumentAttribute attribute, Document document, Locale locale,
            String strBaseUrl) {
        Map<String, Object> model = new HashMap<String, Object>();
        model.put(MARK_ATTRIBUTE, attribute);
        model.put(MARK_ATTRIBUTE_PARAMETERS, getParameters(attribute.getId(), locale));
        model.put(MARK_DOCUMENT, document);
        model.put(MARK_LOCALE, locale);
        model.put(MARK_BASE_URL, strBaseUrl);

        HtmlTemplate template = AppTemplateService.getTemplate(getModifyTemplate(), locale, model);

        return template.getHtml();
    }

    /**
     * {@inheritDoc}
     */
    public String getCreateParametersFormHtml(Locale locale) {
        Map<String, Object> model = new HashMap<String, Object>();
        String strUrlTemplate = getCreateParametersTemplate();

        if (strUrlTemplate == null) {
            return StringUtils.EMPTY;
        }

        model.put(MARK_ATTRIBUTE_PARAMETERS, getExtraParameters(locale));
        model.put(MARK_LOCALE, locale);

        HtmlTemplate template = AppTemplateService.getTemplate(getCreateParametersTemplate(), locale, model);

        return template.getHtml();
    }

    /**
     * {@inheritDoc}
     */
    public String getCreateParametersFormHtml(List<AttributeTypeParameter> listParameters, Locale locale) {
        Map<String, Object> model = new HashMap<String, Object>();
        String strUrlTemplate = getCreateParametersTemplate();

        if (strUrlTemplate == null) {
            return StringUtils.EMPTY;
        }

        if ((listParameters != null) && !listParameters.isEmpty()) {
            model.put(MARK_ATTRIBUTE_PARAMETERS, listParameters);
        } else {
            model.put(MARK_ATTRIBUTE_PARAMETERS, getExtraParameters(locale));
        }

        model.put(MARK_LOCALE, locale);

        HtmlTemplate template = AppTemplateService.getTemplate(getCreateParametersTemplate(), locale, model);

        return template.getHtml();
    }

    /**
     * {@inheritDoc}
     */
    public String getModifyParametersFormHtml(Locale locale, int nAttributeId) {
        Map<String, Object> model = new HashMap<String, Object>();
        String strUrlTemplate = getModifyParametersTemplate();

        if (strUrlTemplate == null) {
            return StringUtils.EMPTY;
        }

        model.put(MARK_ATTRIBUTE_PARAMETERS, getExtraParametersValues(locale, nAttributeId));
        model.put(MARK_LOCALE, locale);

        HtmlTemplate template = AppTemplateService.getTemplate(strUrlTemplate, locale, model);

        return template.getHtml();
    }

    /**
     * {@inheritDoc}
     */
    public List<AttributeTypeParameter> getExtraParameters(Locale locale) {
        return AttributeTypeHome.getAttributeTypeParameterList(getAttributeTypeCode(), locale);
    }

    /**
     * {@inheritDoc}
     */
    public List<AttributeTypeParameter> getExtraParametersValues(Locale locale, int nAttributeId) {
        List<AttributeTypeParameter> listParameters = getExtraParameters(locale);

        for (AttributeTypeParameter parameter : listParameters) {
            parameter.setValueList(
                    DocumentAttributeHome.getAttributeParameterValues(nAttributeId, parameter.getName()));
        }

        return listParameters;
    }

    /**
     * {@inheritDoc}
     */
    public void setAttributeTypeCode(String strCode) {
        _strAttributeTypeCode = strCode;
    }

    /**
     * {@inheritDoc}
     */
    public String getAttributeTypeCode() {
        return _strAttributeTypeCode;
    }

    /**
     * {@inheritDoc}
     */
    public String validateValue(int nAttributeId, String strValue, Locale locale) {
        // Regular expression validation
        if (RegularExpressionService.getInstance().isAvailable() && (strValue != null) && !strValue.equals("")) {
            Collection<Integer> colRegularExpression = DocumentAttributeHome
                    .getListRegularExpressionKeyByIdAttribute(nAttributeId);

            if ((colRegularExpression != null) && (colRegularExpression.size() != 0)) {
                for (Integer nExpressionId : colRegularExpression) {
                    RegularExpression regularExpression = RegularExpressionService.getInstance()
                            .getRegularExpressionByKey(nExpressionId);

                    if (!RegularExpressionService.getInstance().isMatches(strValue, regularExpression)) {
                        return regularExpression.getErrorMessage();
                    }
                }
            }
        }

        return null;
    }

    /**
     * {@inheritDoc}
     */
    public String validateValueParameters(List<AttributeTypeParameter> listParameters, Locale locale) {
        return null;
    }

    /**
     * {@inheritDoc}
     */
    public String getAttributeXmlValue(Document document, DocumentAttribute attribute) {
        return attribute.getTextValue();
    }

    /**
     * Get the attribute type parameters of an attribute
     * @param nAttributeId The id of the attribute to get the parameter of
     * @param locale The locale
     * @return The list of parameters
     */
    public Collection<AttributeTypeParameter> getAttributeParametersValues(int nAttributeId, Locale locale) {
        return DocumentAttributeHome.getAttributeParametersValues(nAttributeId, locale);
    }

    /**
     * {@inheritDoc}
     */
    public boolean canBeUsedAsThumbnail() {
        return false;
    }

    /**
     * {@inheritDoc}
     */
    public List<AttributeTypeParameter> getValueParameters(HttpServletRequest request, Locale locale) {
        return null;
    }

    /**
     * Get parameters map
     * @param nAttributeId the attribute identifier
     * @param locale The current locale
     * @return a map of parameters
     */
    protected Map<String, List<String>> getParameters(int nAttributeId, Locale locale) {
        HashMap<String, List<String>> mapParameters = new HashMap<String, List<String>>();
        Collection<AttributeTypeParameter> listParameters = getAttributeParametersValues(nAttributeId, locale);

        for (AttributeTypeParameter parameter : listParameters) {
            mapParameters.put(parameter.getName(), parameter.getValueList());
        }

        // Set all missing parameters with their default values
        for (AttributeTypeParameter parameter : getExtraParameters(locale)) {
            if (!mapParameters.containsKey(parameter.getName())) {
                mapParameters.put(parameter.getName(), parameter.getDefaultValue());
            }
        }

        return mapParameters;
    }
}