loopsubcontentcachetransform.java

Sequoia ERP是一个真正的企业级开源ERP解决方案。它提供的模块包括：电子商务应用(e-commerce), POS系统(point of sales),知识管理,存货与仓库管理

/*
 * $Id: LoopSubContentCacheTransform.java 5462 2005-08-05 18:35:48Z jonesde $
 * 
 * Copyright (c) 2001-2005 The Open For Business Project - www.ofbiz.org
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *  
 */
package org.ofbiz.content.webapp.ftl;

import java.io.IOException;
import java.io.Writer;
import java.sql.Timestamp;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Locale;
import java.util.Map;

import javax.servlet.http.HttpServletRequest;

import org.ofbiz.base.util.Debug;
import org.ofbiz.base.util.GeneralException;
import org.ofbiz.base.util.StringUtil;
import org.ofbiz.base.util.UtilDateTime;
import org.ofbiz.base.util.UtilProperties;
import org.ofbiz.base.util.UtilValidate;
import org.ofbiz.base.util.template.FreeMarkerWorker;
import org.ofbiz.content.content.ContentServicesComplex;
import org.ofbiz.content.content.ContentWorker;
import org.ofbiz.entity.GenericDelegator;
import org.ofbiz.entity.GenericEntityException;
import org.ofbiz.entity.GenericValue;
import org.ofbiz.minilang.MiniLangException;
import org.ofbiz.webapp.ftl.LoopWriter;

import freemarker.core.Environment;
import freemarker.template.TemplateModelException;
import freemarker.template.TemplateTransformModel;
import freemarker.template.TransformControl;

/**
 * LoopSubContentCacheTransform - Freemarker Transform for URLs (links)
 * 
 * @author <a href="mailto:[e-mail]">Al Byers</a>
 * @version $Rev: 5462 $
 * @since 3.0
 */
public class LoopSubContentCacheTransform implements TemplateTransformModel {

    public static final String module = LoopSubContentCacheTransform.class.getName();

    public static final String[] upSaveKeyNames = {"globalNodeTrail"};
    public static final String[] saveKeyNames = {"contentId", "subContentId", "entityList", "entityIndex", "subDataResourceTypeId", "mimeTypeId", "whenMap", "locale", "entityList", "viewSize", "viewIndex", "highIndex", "lowIndex", "listSize", "wrapTemplateId", "encloseWrapText", "nullThruDatesOnly", "globalNodeTrail", "outputIndex"};

    /**
     * A wrapper for the FreeMarkerWorker version.
     */
    public static Object getWrappedObject(String varName, Environment env) {
        return FreeMarkerWorker.getWrappedObject(varName, env);
    }

    public static String getArg(Map args, String key, Environment env) {
        return FreeMarkerWorker.getArg(args, key, env);
    }

    public static String getArg(Map args, String key, Map ctx) {
        return FreeMarkerWorker.getArg(args, key, ctx);
    }

    public static boolean prepCtx(GenericDelegator delegator, Map ctx, Environment env) throws GeneralException {

        //String contentId = (String)ctx.get("contentId");
        //String mimeTypeId = (String)ctx.get("mimeTypeId");
        List lst = (List) ctx.get("entityList");
        int entityIndex = ((Integer) ctx.get("entityIndex")).intValue();
        //if (Debug.infoOn()) Debug.logInfo("in LoopSubContentCache, prepCtx, entityIndex :" + entityIndex, module);
        if (entityIndex >= lst.size()) {
            return false;
        }
        GenericValue view = (GenericValue) lst.get(entityIndex);
        //if (Debug.infoOn()) Debug.logInfo("in LoopSubContentCache, subContentDataResourceView contentId/drDataResourceId:" + view.get("contentId")  + " / " + view.get("drDataResourceId") + " entityIndex:" + entityIndex, module);

        String dataResourceId = (String) view.get("drDataResourceId");
        String subContentIdSub = (String) view.get("contentId");
        //String contentAssocTypeId = (String) view.get("caContentAssocTypeId");
        //String mapKey = (String) view.get("caMapKey");
        //if (Debug.infoOn()) Debug.logInfo("in LoopSubContentCache(0), subContentIdSub ." + subContentIdSub, module);
        // This order is taken so that the dataResourceType can be overridden in the transform arguments.
        String subDataResourceTypeId = (String) ctx.get("subDataResourceTypeId");
        if (UtilValidate.isEmpty(subDataResourceTypeId)) {
            subDataResourceTypeId = (String) view.get("drDataResourceTypeId");
            // TODO: If this value is still empty then it is probably necessary to get a value from
            // the parent context. But it will already have one and it is the same context that is
            // being passed.
        }

        String mimeTypeId = ContentWorker.getMimeTypeId(delegator, view, ctx);
        Map trailNode = ContentWorker.makeNode(view);
        Map whenMap = (Map) ctx.get("whenMap");
        Locale locale = (Locale) ctx.get("locale");
        if (locale == null)
            locale = Locale.getDefault();
        GenericValue assocContent = null;
        ContentWorker.checkConditions(delegator, trailNode, assocContent, whenMap);
        Boolean isReturnBeforeObj = (Boolean) trailNode.get("isReturnBefore");
        Boolean isReturnAfterObj = (Boolean) trailNode.get("isReturnAfter");
        Boolean isPickObj = (Boolean) trailNode.get("isPick");
        Boolean isFollowObj = (Boolean) trailNode.get("isFollow");
        //if (Debug.infoOn()) Debug.logInfo("in LoopSubContentCache, isReturnBeforeObj" + isReturnBeforeObj + " isPickObj:" + isPickObj + " isFollowObj:" + isFollowObj + " isReturnAfterObj:" + isReturnAfterObj, module);
        if ((isReturnBeforeObj == null || !isReturnBeforeObj.booleanValue()) && ((isPickObj != null &&
                isPickObj.booleanValue()) || (isFollowObj != null && isFollowObj.booleanValue()))) {
            List globalNodeTrail = (List) ctx.get("globalNodeTrail");
            globalNodeTrail.add(trailNode);
            ctx.put("globalNodeTrail", globalNodeTrail);
            String csvTrail = ContentWorker.nodeTrailToCsv(globalNodeTrail);
            ctx.put("nodeTrailCsv", csvTrail);
            //if (Debug.infoOn()) Debug.logInfo("prepCtx, csvTrail(2):" + csvTrail, "");
            int indentSz = globalNodeTrail.size();
            ctx.put("indent", new Integer(indentSz));
            //if (Debug.infoOn()) Debug.logInfo("prepCtx, trail(2):" + trail, "");
            //if (Debug.infoOn()) Debug.logInfo("prepCtx, globalNodeTrail csv:" + FreeMarkerWorker.nodeTrailToCsv((List)trail), "");

            /*
            GenericValue electronicText = null;
            try {
                electronicText = view.getRelatedOneCache("ElectronicText");
            } catch (GenericEntityException e) {
                throw new GeneralException(e.getMessage());
            }
            if (electronicText != null)
                ctx.put("textData", electronicText.get("textData"));
            else
                ctx.put("textData", null);
            */

            ctx.put("subDataResourceTypeId", subDataResourceTypeId);
            ctx.put("mimeTypeId", mimeTypeId);
            ctx.put("subContentId", subContentIdSub);
            ctx.put("content", view);
            //ctx.put("drDataResourceId", dataResourceId);
            //ctx.put("dataResourceId", dataResourceId);
            //ctx.put("subContentIdSub", subContentIdSub);

            env.setVariable("subDataResourceTypeId", FreeMarkerWorker.autoWrap(subDataResourceTypeId, env));
            env.setVariable("indent", FreeMarkerWorker.autoWrap(new Integer(indentSz), env));
            env.setVariable("nodeTrailCsv", FreeMarkerWorker.autoWrap(csvTrail, env));
            env.setVariable("globalNodeTrail", FreeMarkerWorker.autoWrap(globalNodeTrail, env));
            env.setVariable("content", FreeMarkerWorker.autoWrap(view, env));
            env.setVariable("mimeTypeId", FreeMarkerWorker.autoWrap(mimeTypeId, env));
            env.setVariable("subContentId", FreeMarkerWorker.autoWrap(subContentIdSub, env));
            return true;
        } else {
            return false;
        }
    }

    public static boolean getNextMatchingEntity(Map templateRoot, GenericDelegator delegator, Environment env) throws IOException {
        int lowIndex = ((Integer) templateRoot.get("lowIndex")).intValue();
        int entityIndex = ((Integer) templateRoot.get("entityIndex")).intValue();
        int outputIndex = ((Integer) templateRoot.get("outputIndex")).intValue();
        int listSize = ((Integer) templateRoot.get("listSize")).intValue();
        boolean matchFound = false;

        while (!matchFound && entityIndex < listSize) {
            try {
                matchFound = prepCtx(delegator, templateRoot, env);
            } catch (GeneralException e) {
                throw new IOException(e.getMessage());
            }
            entityIndex++;
            templateRoot.put("entityIndex", new Integer(entityIndex));
            if (matchFound) {
                outputIndex++;
                if (outputIndex >= lowIndex) {
                    break;
                } else {
                    matchFound = false;
                }
            }
        }
        //if (Debug.infoOn()) Debug.logInfo("in LoopSubContentCache, getNextMatchingEntity, outputIndex :" + outputIndex, module);
        templateRoot.put("outputIndex", new Integer(outputIndex));
        env.setVariable("outputIndex", FreeMarkerWorker.autoWrap(new Integer(outputIndex), env));
        env.setVariable("entityIndex", FreeMarkerWorker.autoWrap(new Integer(entityIndex), env));
        return matchFound;
    }

    public Writer getWriter(final Writer out, Map args) {
        //Profiler.begin("Loop");
        final StringBuffer buf = new StringBuffer();
        final Environment env = Environment.getCurrentEnvironment();
        //final Map templateRoot = (Map) FreeMarkerWorker.getWrappedObject("context", env);
        final Map templateRoot = FreeMarkerWorker.createEnvironmentMap(env);
        //FreeMarkerWorker.convertContext(templateRoot);
        final GenericDelegator delegator = (GenericDelegator) FreeMarkerWorker.getWrappedObject("delegator", env);
        final HttpServletRequest request = (HttpServletRequest) FreeMarkerWorker.getWrappedObject("request", env);
        FreeMarkerWorker.getSiteParameters(request, templateRoot);
        //templateRoot.put("buf", buf);
        final Map savedValuesUp = new HashMap();
        FreeMarkerWorker.saveContextValues(templateRoot, upSaveKeyNames, savedValuesUp);
        final Map savedValues = new HashMap();
        FreeMarkerWorker.overrideWithArgs(templateRoot, args);
        String contentAssocTypeId = (String) templateRoot.get("contentAssocTypeId");
        //if (UtilValidate.isEmpty(contentAssocTypeId)) {
        //throw new RuntimeException("contentAssocTypeId is empty");
        //}
        List assocTypes = StringUtil.split(contentAssocTypeId, "|");