001/*
002 * This library is part of OpenCms -
003 * the Open Source Content Management System
004 *
005 * Copyright (c) Alkacon Software GmbH & Co. KG (https://www.alkacon.com)
006 *
007 * This library is free software; you can redistribute it and/or
008 * modify it under the terms of the GNU Lesser General Public
009 * License as published by the Free Software Foundation; either
010 * version 2.1 of the License, or (at your option) any later version.
011 *
012 * This library is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
015 * Lesser General Public License for more details.
016 *
017 * For further information about Alkacon Software, please see the
018 * company website: https://www.alkacon.com
019 *
020 * For further information about OpenCms, please see the
021 * project website: https://www.opencms.org
022 *
023 * You should have received a copy of the GNU Lesser General Public
024 * License along with this library; if not, write to the Free Software
025 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
026 */
027
028package org.opencms.ui.apps.cacheadmin;
029
030import org.opencms.ui.A_CmsUI;
031import org.opencms.ui.CmsVaadinUtils;
032import org.opencms.ui.FontOpenCms;
033import org.opencms.ui.apps.Messages;
034import org.opencms.ui.apps.cacheadmin.CmsFlushCache.I_CloseableDialog;
035import org.opencms.ui.components.CmsBasicDialog;
036import org.opencms.ui.components.CmsDateField;
037import org.opencms.ui.report.CmsReportDialog;
038
039import java.time.Instant;
040import java.util.Calendar;
041
042import com.vaadin.ui.Button;
043import com.vaadin.ui.Button.ClickEvent;
044import com.vaadin.ui.Button.ClickListener;
045import com.vaadin.v7.shared.ui.label.ContentMode;
046import com.vaadin.v7.ui.Label;
047
048/**
049 * Dialog to clean Image Cache.<p>
050 */
051public class CmsImageCacheCleanDialog extends CmsBasicDialog implements I_CloseableDialog {
052
053    /**vaadin serial id.*/
054    private static final long serialVersionUID = -6902585433676013120L;
055
056    /**Runnable for close action.*/
057    Runnable m_closeRunnable;
058
059    /**Runnable for ok action. */
060    Runnable m_okRunnable;
061
062    /**Vaadin component.*/
063    private Button m_cancelButton;
064
065    /**Date field.*/
066    private CmsDateField m_dateField;
067
068    /**Vaadin component.*/
069    private Label m_icon;
070
071    /**Vaadin component.*/
072    private Button m_okButton;
073
074    /**
075     * Public constructor.<p>
076     */
077    public CmsImageCacheCleanDialog() {
078
079        CmsVaadinUtils.readAndLocalizeDesign(this, CmsVaadinUtils.getWpMessagesForCurrentLocale(), null);
080
081        //Setup icon
082        m_icon.setContentMode(ContentMode.HTML);
083        m_icon.setValue(FontOpenCms.WARNING.getHtml());
084
085        Calendar cal = Calendar.getInstance();
086        cal.add(Calendar.MINUTE, -30);
087        m_dateField.setDate(cal.getTime());
088        m_okButton.addClickListener(new ClickListener() {
089
090            private static final long serialVersionUID = 8281661241498918564L;
091
092            public void buttonClick(ClickEvent event) {
093
094                flushCache();
095                m_closeRunnable.run();
096            }
097        });
098        m_cancelButton.addClickListener(new ClickListener() {
099
100            private static final long serialVersionUID = -936541994114016527L;
101
102            public void buttonClick(ClickEvent event) {
103
104                m_closeRunnable.run();
105            }
106        });
107    }
108
109    /**
110     * @see org.opencms.ui.apps.cacheadmin.CmsFlushCache.I_CloseableDialog#setCloseRunnable(java.lang.Runnable)
111     */
112    public void setCloseRunnable(Runnable closeRunnable) {
113
114        m_closeRunnable = closeRunnable;
115
116    }
117
118    /**
119     * @see org.opencms.ui.apps.cacheadmin.CmsFlushCache.I_CloseableDialog#setOkRunnable(java.lang.Runnable)
120     */
121    public void setOkRunnable(Runnable okRunnable) {
122
123        m_okRunnable = okRunnable;
124
125    }
126
127    /**
128     * Clears the Image Cache according to value of date field.<p>
129     */
130    void flushCache() {
131
132        Instant cutoff = m_dateField.getDate().toInstant();
133        CmsImageCacheClearThread thread = new CmsImageCacheClearThread(A_CmsUI.getCmsObject(), cutoff);
134        CmsReportDialog.showReportDialog(
135            CmsVaadinUtils.getMessageText(Messages.GUI_CACHE_IMAGECACHE_CLEAR_REPORT_TITLE_0),
136            thread,
137            m_okRunnable);
138    }
139}